CN119607665A - A sewage treatment device - Google Patents

A sewage treatment device Download PDF

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Publication number
CN119607665A
CN119607665A CN202411690893.7A CN202411690893A CN119607665A CN 119607665 A CN119607665 A CN 119607665A CN 202411690893 A CN202411690893 A CN 202411690893A CN 119607665 A CN119607665 A CN 119607665A
Authority
CN
China
Prior art keywords
filter cartridge
filter
cartridge
cleaning
knocking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202411690893.7A
Other languages
Chinese (zh)
Inventor
王万成
卢斯煜
李建飞
罗伟锋
薛笋静
楼华敏
柴少龙
叶细首
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Research Institute Co ltd
Original Assignee
Hangzhou Research Institute Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Research Institute Co ltd filed Critical Hangzhou Research Institute Co ltd
Priority to CN202411690893.7A priority Critical patent/CN119607665A/en
Publication of CN119607665A publication Critical patent/CN119607665A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D29/72—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • 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
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

本发明公开了一种污水处理装置，属于污水处理技术领域，包括过滤罐和设于所述过滤罐内的过滤筒，所述过滤罐一端设有排污筒，所述过滤筒与所述排污筒之间设有清洗装置，所述过滤筒与所述排污筒之间设有与所述清洗装置同步动作的敲击组件。本方案在过滤筒靠近排污筒的位置布置清洗装置和敲击组件，能够对过滤筒底部的杂质污物进行清洗，防止杂质堵塞过滤筒底部位置，影响反冲洗过程中排污筒的排污效果；清洗装置和敲击组件能够同时动作，清洗装置对过滤筒底部清洗的同时，敲击组件也会对过滤筒底部的结构进行敲击，从而震落附在过滤筒底部的杂质，反冲洗并疏通过滤筒底部，提高反冲洗效果和污水处理装置的排污能力。

The present invention discloses a sewage treatment device, which belongs to the technical field of sewage treatment, and comprises a filter tank and a filter cartridge arranged in the filter tank, wherein a sewage discharge cartridge is arranged at one end of the filter tank, a cleaning device is arranged between the filter cartridge and the sewage discharge cartridge, and a knocking assembly which acts synchronously with the cleaning device is arranged between the filter cartridge and the sewage discharge cartridge. In this scheme, a cleaning device and a knocking assembly are arranged at a position of the filter cartridge close to the sewage discharge cartridge, so as to clean the impurities and dirt at the bottom of the filter cartridge, prevent the impurities from clogging the bottom position of the filter cartridge and affecting the sewage discharge effect of the sewage discharge cartridge during the backwashing process; the cleaning device and the knocking assembly can act simultaneously, and while the cleaning device cleans the bottom of the filter cartridge, the knocking assembly will also knock on the structure at the bottom of the filter cartridge, thereby shaking off the impurities attached to the bottom of the filter cartridge, backwashing and draining through the bottom of the filter cartridge, and improving the backwashing effect and the sewage discharge capacity of the sewage treatment device.

Description

Sewage treatment device
Technical Field
The present invention relates to a sewage filtering apparatus, and more particularly, to a sewage treatment device.
Background
With the promotion of urban level and the rapid expansion of population scale, urban sewage treatment requirements are also higher and higher, wherein one of the important indexes of urban sewage treatment is whether COD value reaches the standard, and sewage treatment is to treat sewage by using physical, chemical and biological methods, so that sewage is purified, pollution is reduced, and the purposes of sewage recovery, reuse and full utilization of water resources are achieved.
The back flushing filter device is a precise device which uses a filter screen to directly intercept impurities in water, remove suspended matters and particulate matters in the water, reduce turbidity, purify water quality, reduce the generation of dirt, bacteria and algae, rust and the like of a system, purify the water quality and protect other devices of the system from working normally, when the operation process of the reverse water flow for flushing the filter layer adopted by the normal operation of the filter tank is restored, the water flows through the filter tank by the back flushing system so as to flush off the blocking substances in the filter material, recover the purifying function of the filter and remove the blocking of the filter.
But with the inside impurity back flush discharge of cartridge filter in rotatory clean in-process, the sewage that has the impurity will concentrate and follow the bottom of cartridge filter and discharge, will lead to the impurity to produce the jam very easily in cartridge filter bottom like this, and blowdown hydroenergy reduces, and current brushing is clean only in the inside of cartridge filter, and the bottom outside can't brush and the impurity that blocks up also can't shake the discharge.
For example, chinese patent publication No. CN215876451U, publication No. 2022, no. 2 and No. 22, the utility model discloses a sewage treatment filtration tank for municipal domestic sewage, the application discloses a sewage treatment device, a filtration cylinder is arranged in the middle of the inside of a protection tank body, the filtration cylinder is connected with the protection tank body through a fixed ring body, a back flushing assembly is arranged along the outside of the filtration cylinder in the protection tank body, the back flushing assembly comprises a back flushing ring pipe, cleaning bristles are fixedly adhered to the inner wall of the back flushing ring pipe, the cleaning bristles are in contact with the filtration cylinder, a back flushing spray head is annularly arranged on the inner side of the back flushing ring pipe and is positioned in the cleaning bristles, a back flushing water inlet pipe is arranged at the upper end of the back flushing ring pipe, and the back flushing water inlet pipe, the back flushing ring pipe and the back flushing spray head are communicated. However, in this solution, the back flushing operation of the filter cannot remove impurities from the bottom of the filter tank, and a blockage is easily formed in the bottom of the filter tank.
Disclosure of Invention
The invention solves the problems that in the back flushing process of the existing sewage treatment equipment, impurity dirt cannot be effectively discharged from the bottom of the filter cartridge and the back flushing effect is poor, and provides the sewage treatment device.
In order to solve the technical problems, the sewage treatment device comprises a filter tank and a filter cartridge arranged in the filter tank, wherein a sewage discharge cylinder is arranged at one end of the filter tank, a cleaning device is arranged between the filter cartridge and the sewage discharge cylinder, and a knocking component which synchronously acts with the cleaning device is arranged between the filter cartridge and the sewage discharge cylinder. According to the scheme, the cleaning device and the knocking component are arranged at the position, close to the pollution discharge barrel, of the filter barrel, impurity dirt at the bottom of the filter barrel can be cleaned, impurities are prevented from blocking the bottom of the filter barrel, pollution discharge effect of the pollution discharge barrel in a backwashing process is affected, the cleaning device and the knocking component can act simultaneously, and the knocking component can knock the structure at the bottom of the filter barrel when the cleaning device cleans the bottom of the filter barrel, so that impurities attached to the bottom of the filter barrel are shaken off, the bottom of the filter barrel is backwashed, and the pollution discharge capacity of the backwashing effect and the sewage treatment device is improved.
Preferably, the cleaning device comprises a rotary rod located on the axis of the filter cartridge, one end of the rotary rod extends to the position between the filter cartridge and the sewage draining cartridge, and a first cleaning plate facing the filter cartridge is arranged on the rotary rod. The rotary rod can drive the first cleaning plate to rotate, and the bottom of the filter cylinder is cleaned in a rotary mode.
Preferably, the knocking assembly comprises a fixed cylinder and a knocking column in the fixed cylinder in a sliding connection mode, the knocking column corresponds to the first cleaning plate in position and faces the filter cylinder, and the knocking column is linked with the rotating rod through a driving rod and slides in the fixed cylinder. When the rotary rod rotates, the first cleaning device is driven to work, and meanwhile, the driving rod is driven to move, so that the knocking column is driven to reciprocate in the vertical direction to knock the bottom of the filter cartridge, sundries are knocked, and the cleaning effect is improved.
Preferably, a partition plate is arranged between the filter cartridge tank and the sewage draining cylinder, the knocking component is arranged on the partition plate, and a through hole is formed in the partition plate. The baffle separates between with filtration jar and the blowdown section of thick bamboo to can be used for arranging and strike structures such as subassembly, the through-hole on the baffle can communicate inside blowdown section of thick bamboo and the cartridge filter, can be used to the business turn over of sewage and impurity.
Preferably, the cleaning device further comprises a second cleaning plate provided on the rotating rod and located in the filter cartridge. The second washs the board and is located the inside axis position of cartridge filter, can wash the inner wall of cartridge filter.
Preferably, the rotary rod is provided with a driving wheel, the knocking column is provided with a rack, one end of the driving rod is provided with a driven wheel meshed with the driving wheel, and the other end of the driving rod is provided with a half gear matched with the rack. When the rotary rod rotates, the driving wheel follows to rotate, and then the driving wheel drives the driven wheel on the driving rod to rotate, namely, the driving rod is driven to rotate, then the half gear on the driving rod follows to rotate, the half gear can be meshed with the rack on the knocking column, the knocking column is driven to slide in the fixed cylinder, and as only half gear teeth are arranged on the half gear, the knocking column and the half gear are not meshed and connected at the position without the gear teeth, the knocking column falls back, and therefore reciprocating motion of the knocking column in the vertical direction can be achieved, and the bottom of the filter cartridge is knocked.
Preferably, the filter cartridge is close to one end of the knocking component and is provided with a sealing plate, a filtering hole is formed in the middle of the sealing plate, the maximum outer diameter of the position where the filtering hole is located is matched with the outer diameter of the filter cartridge, and the maximum outer diameter of the sealing plate is matched with the outer diameter of the filter tank. The structure on cartridge filter bottom and the baffle can be separated to the closing plate, and the cartridge filter on the closing plate can carry out preliminary filtration through sewage, and the maximum external diameter of filtration pore place and the radial dimension adaptation of cartridge filter to the sewage through the filtration pore can only enter into the cartridge filter inside, then filters through cartridge filter lateral wall and enter into the position between cartridge filter and the filtration jar. The maximum external diameter of closing plate and the external diameter adaptation of filtration jar then can seal the tip position between cartridge filter and the filtration jar, prevent to filter the water loss.
Preferably, a driving device is arranged at one end of the filter cartridge, which is far away from the knocking assembly, and the output end of the driving device is connected with the rotating rod. The driving device is used for driving the rotating rod to act and providing power for the cleaning device and the knocking assembly.
Preferably, the filter tank is provided with a water outlet, and the sewage draining cylinder is provided with a water inlet. The water outlet on the filtering tank is used for discharging and collecting the filtered water, and the water outlet on the sewage draining cylinder is used for introducing sewage into the filtering cylinder for sewage treatment.
Preferably, the water inlet is provided with a first pressure detection device, the water outlet is provided with a second pressure detection device, and a pressure difference device is arranged between the first pressure detection device and the second pressure detection device. The first pressure detection device can measure the water pressure at the water inlet, the second pressure detection device can detect the water pressure at the water outlet, and the pressure difference device can detect the pressure difference between the water inlet and the water outlet, so that when the pressure difference is large, the inside of the filter cartridge is seriously blocked, the back flushing operation is needed to be carried out, the sewage is discharged, and when the pressure difference is small, the inside sundries of the filter cartridge are less, the serious blockage is not caused, and the sewage treatment operation can be continued.
Compared with the prior art, the invention has the beneficial effects of (1) effectively cleaning impurities at the bottom of the filter cartridge in the sewage treatment device, improving the backwashing effect and the sewage discharge capacity, (2) cleaning the bottom of the filter cartridge in the backwashing process, preventing the bottom of the filter cartridge from being blocked, and (3) improving the cleaning effect of the bottom of the filter cartridge by matching with the cleaning plate and the knocking column.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is an isometric view of another aspect of the present invention.
Fig. 3 is a schematic view of a filter cartridge and other components within a filter cartridge of the present invention.
Fig. 4 is a schematic view of a filter cartridge of the present invention.
Fig. 5 is a schematic view showing the arrangement of the cleaning device of the present invention.
FIG. 6 is a schematic view of a baffle and a striking assembly according to the present invention.
FIG. 7 is a schematic view of a striking assembly according to the present invention.
FIG. 8 is a schematic view of the mating of the cartridge and the striking post of the present invention.
FIG. 9 is a schematic view of a striking column according to the present invention.
Fig. 10 is a schematic view of a guide seat in a fixing barrel according to the present invention.
The device comprises a filter tank, a 11, a pollution discharge cylinder, a 12, a sealing cover, a 13, a speed reducer, a 14, a driving motor, a 15, a rotary rod, a 16, a supporting foot, a 17, a pollution discharge pipe, a 20, a filter cartridge, a 21, a sealing plate, a 22, a baffle plate, a 23, a first cleaning plate, a 24, a second cleaning plate, a 25, a connecting rod, a 26, a second cleaning brush, a 27, a third cleaning brush, a 28, a first cleaning brush, a 29, a filtering hole, a 30, a knocking column, a 31, a guide groove, a 32, a fixed cylinder, a 33, a guide seat, a 34, a limiting block, a 35, an elastic piece, a 36, a conical part, a 37, a water discharging hole, a 38, a through hole, a 40, a driving rod, a 41, a driving wheel, a 42, a driven wheel, a 43, a semi-gear, a 44, a rack, a 45, a meshing hole, a 46, a fixed plate, a 50, a water inlet, a 51, a water pipe, a 52, a water outlet, a 53, a first pressure detection device, a 54, a second pressure detection device, a 55, a pressure differential device, a 90 and a bearing.
Detailed Description
The technical scheme of the invention is further specifically described below through specific embodiments and with reference to the accompanying drawings.
Embodiment 1A sewage treatment device as shown in fig. 1 to 10 comprises a filter tank 10 and a sewage discharge cylinder 11, wherein the filter tank 10 is arranged above the sewage discharge cylinder 11, the filter tank 10 is of a hollow cylindrical structure as a whole, the sewage discharge cylinder 11 is of a conical structure with a large upper part and a small lower part, and the sewage discharge cylinder 11 and the filter tank 10 can be connected through flanges. A sealing cover 12 is arranged above the filter tank 10, the sealing cover 12 is arranged at a position far away from one side of the sewage discharge barrel 11, and the sealing cover 12 is connected with the top of the filter barrel 11 through a flange and a bolt piece.
The filter tank 10 is internally provided with a filter cartridge 20, the filter cartridge 20 is of a hollow cylindrical structure, the filter cartridge 20 and the filter tank 10 are coaxially arranged, a certain interval is kept between the inner wall of the filter tank 10 and the outer wall of the filter cartridge 20, the upper surface of the sealing cover 12 is provided with a driving device, the driving device is arranged at one end of the filter cartridge 20 far away from the sewage draining cylinder 11 and positioned at the outer position of the filter tank 10, the driving device comprises a driving motor 14 and a speed reducer 13, the driving motor 14 drives the speed reducer 13 to work, the speed reducer 13 can output torque, the speed reducer 13 is arranged at the right middle position of the sealing cover 12 and fixedly connected with the upper end surface of the sealing cover 12 through a bolt member and the like, the output end of the speed reducer 13 is fixedly connected with a rotary rod 15, the rotary rod 15 is positioned at the axis position of the filter cartridge 20 or the filter tank 10, the rotary rod 15 extends from the position of the sealing cover 12 to the bottom position of the filter cartridge 20 through the middle of the filter cartridge 20, the rotary rod 15 is provided with a cleaning device, and a knocking component is arranged at the position close to the bottom of the rotary rod 15. Through starting drive arrangement, driving motor 14 drives speed reducer 13 work, and speed reducer 13 output torque drives rotary rod 15 and rotates to make belt cleaning device can wash cartridge filter 20, strike the subassembly simultaneously and can strike cartridge filter 20 bottom, cooperation washs and strike the action and go on in step, can improve cartridge filter 20 in the blowdown ability of back flush in-process by a wide margin, improves back flush effect, avoids filtering jar 10 to block up.
Specifically, as shown in fig. 3, 6 and 7, the cleaning device includes a first cleaning plate 23, where the first cleaning plate 23 is fixedly connected to the bottom of the rotating rod 15, that is, the first cleaning plate 23 is located at the bottom of the filter cartridge 20, the first cleaning plate 23 is in a strip-shaped plate structure, a fixing hole is provided in the middle of the first cleaning plate 23, and the first cleaning plate 23 is detachably and fixedly connected to the rotating rod 15 through the fixing hole. Both sides of the first cleaning plate 23 are symmetrically distributed about the rotating rod 15. The first washing brush 28 is provided on the first washing plate 23, and the first washing brush 28 is disposed on the first washing plate 23 toward the bottom side of the filter cartridge 20, and the radial size of the first washing plate 23 is slightly smaller than the radial size of the bottom of the filter cartridge 20, so that the structure of the bottom of the filter cartridge 20 can be washed, and the washing area of the bottom of the filter cartridge 20 can be increased as much as possible.
A partition plate 22 is arranged between the filter cartridge 20 and the sewage draining cylinder 11, the partition plate 22 and the bottom of the filter cartridge 10 are of an integral structure and can be integrally connected in a welding mode, the partition plate 22 separates the bottom of the filter cartridge 10 from the top of the sewage draining cylinder 11, a plurality of through holes 38 are formed in the middle position of the partition plate 22, the space inside the filter cartridge 10 is communicated with the inside of the sewage draining cylinder 11 through the through holes 38, the size of the outer edge of the partition plate 22 is larger than the outer diameter of the filter cartridge 10, the partition plate 22 is of a disc-shaped structure, therefore, the outer edge of the partition plate 22 forms a flange structure outside the filter cartridge 10, a plurality of annular flange holes which are uniformly distributed are formed in the outer edge of the partition plate 22, and similarly, a corresponding flange is also arranged on the top of the sewage draining cylinder 11, and the filter cartridge 10 and the sewage draining cylinder 11 can be connected together through bolt pieces. In addition, a bearing mounting hole is provided at the center of the partition 22, a bearing 90 provided at the bottom end of the rotary rod 15 is disposed in the bearing mounting hole, the upper end of the rotary rod 15 is connected with the speed reducer 13, and the bottom is rotatably connected with the partition 22, thereby ensuring the movement stability of the rotary rod 15.
The filter cartridge 20 is positioned in the interior of the filter canister 10 with the top of the filter cartridge 20 flush with the top of the filter canister 10 and the bottom of the filter cartridge 20 spaced from the bottom of the filter canister 10, i.e., the bottom of the filter cartridge 20 is spaced from the partition 22. The bottom of the filter cartridge 20 is provided with the sealing plate 21, the bottom of the filter cartridge 20 can be plugged by the sealing plate 21, but the sealing plate 21 is provided with the filtering holes 29, as shown in fig. 3, the filtering holes 29 are annularly distributed at the middle position of the sealing plate 21, the filtering holes 29 are in a circular structure, the annular maximum radial dimension of the annularly distributed filtering holes 29 is matched with the inner diameter dimension of the bottom of the filter cartridge 20, so that the filtering holes 29 can be communicated with the cavity between the inside of the filter cartridge 20 and the sealing plate 21 and the partition plate 22, the radial dimension of the outer edge of the sealing plate 21 is larger than the outer diameter dimension of the filter cartridge 20 and matched with the outer diameter dimension of the filter tank 10, and therefore the outer edge part of the sealing plate 21 can play a sealing role in the radial cavity position between the filter cartridge 20 and the filter tank 10 and the axial cavity position between the sealing plate 21 and the partition plate 22, and sewage between the sealing plate 21 and the partition plate 22 is prevented from directly entering the cavity between the filter cartridge 20 and the filter tank 10.
The radial dimension of the first cleaning plate 23 may be adapted to the annular dimension of the filter holes 29 distributed in an annular manner, so that the first cleaning brush 28 on the first cleaning plate 23 may be capable of cleaning the filter holes 29 on the sealing plate 21, thereby cleaning the impurity dirt remained in the filter holes 29 in a targeted manner.
The knocking component is arranged in an axial cavity between the sealing plate 21 and the partition plate 22 and is positioned at the bottom of the filter cartridge 20, and specifically, as shown in fig. 7 to 10, the knocking component is arranged on the partition plate 22 and comprises a fixed cylinder 32 and a knocking post 30, the fixed cylinder 32 is of a hollow cylindrical cylinder structure, the knocking post 30 is of a cylindrical structure, the top of the knocking post 30 is a conical part 36, a good effect can be achieved at the bottom of the filter cartridge 20, the knocking post 30 is slidably connected inside the fixed cylinder 32, the fixed cylinder 32 is fixedly connected to the upper surface of the partition plate 22, a driving wheel 41 is arranged at the bottom end of the rotating rod 15, the driving wheel 41 is of a bevel gear structure, a fixed plate 46 is arranged on the partition plate 22 and between the fixed cylinder 32 and the rotating rod 15, a driving rod 40 is rotatably connected to the fixed plate 46, the driving rod 40 is arranged perpendicular to the rotating rod 15, a driven wheel 42 is arranged at one end of the driving rod 40 close to the rotating rod 15, the driven wheel 42 is also of a bevel gear structure, the driven wheel 42 is meshed with the driving wheel 41, a half gear 43 is arranged at one end of the driving rod 40 far away from the rotating rod 15, a half circumference of the driving wheel 43 is arranged, the half gear 43 is capable of driving the half circumference, and the driving wheel 43 can drive the driving wheel 32 to slide inside the fixed cylinder 30, and can slide inside the fixed cylinder 30.
Specifically, the fixed cylinder 32 is provided with an engagement hole 45, the axial surface of the knocking post 30 is provided with a rack 44, and the position of the rack 44 corresponds to the position of the engagement hole 45, so that the rack 44 can be exposed in the engagement hole 45, and the half gear 43 on the driving rod 40 is positioned in the engagement hole 45 to engage with the rack 44 on the knocking post 30. When the driving motor 14 is started, the speed reducer 13 drives the rotating rod 15 to rotate, then drives the driving wheel 41 at the bottom of the rotating rod 15 to rotate, the driving wheel 41 transmits motion to the driven wheel 42 to drive the driving rod 40 to rotate, then drives the half gear 43 to rotate, the half gear 43 is meshed with the rack 44 on the knocking post 30, the knocking post 30 is driven to move upwards, the knocking post 30 is knocked to knock the sealing plate 21 at the bottom of the filter cartridge 20, impurity dirt attached to the filtering hole 29 on the sealing plate 21 is shaken off, and the first cleaning plate 23 is matched with the structure at the bottom of the filter cartridge 20 to effectively clean. Because the gear teeth on the half gear 43 are only provided with half cycles, when the part without the gear teeth rotates to be opposite to the knocking post 30, the rack 44 on the knocking post 30 is not meshed with the half gear 43 any more, and the knocking post 30 falls back to the bottom of the fixed cylinder 32 under the action of self gravity, so that the reciprocating knocking of the knocking post 30 at the bottom of the filter cartridge 20 is realized. It should be noted that the knocking post 30 and the fixing barrel 32 are provided with two groups and symmetrically distributed on two sides of the rotating rod 15, so that the knocking effect of the knocking assembly on the bottom of the filter cartridge 20 is more uniform, and of course, the number of the knocking post 30 and the fixing barrel 32 can be designed according to practical requirements, which is not limited to only two groups in the embodiment.
It should be further noted that, in order to ensure that the knocking post 30 does not rotate circumferentially in the fixed cylinder 32, a guide seat 33 is further provided in the fixed cylinder 32, the guide seat 33 is of a strip-shaped structure axially arranged along the inner wall of the fixed cylinder 32, two groups of guide seats 33 are provided, the guide seats 33 are symmetrically and fixedly arranged on the inner wall of the fixed cylinder 32, guide grooves 31 are provided on the guide seat 33, the guide grooves 31 are also parallel to the axial direction of the fixed cylinder 32, and limiting blocks 34 are further provided on the outer surface of the knocking post 30, the limiting blocks 34 are fixed on the knocking post 30, meanwhile, the limiting blocks 34 are two in total and symmetrically arranged on two sides of the knocking post 30, the limiting blocks 34 are sized to be matched with the guide grooves 31, and when the knocking post 30 is located in the fixed cylinder 32, the limiting blocks 34 are located in the guide grooves 31, so that when the knocking post 30 moves up and down, the knocking post 30 does not move circumferentially, and the rack 44 is ensured to be aligned with the half gear 43.
In addition, an elastic member 35 is arranged in the fixed cylinder 32 and positioned at the bottom of the knocking post 30, one end of the elastic member 35 is fixed at the bottom of the fixed cylinder 32, the other end of the elastic member 35 is fixedly connected with the bottom of the knocking post 30, when the knocking post 30 rises to a high position, the elastic member 35 generates downward tension on the knocking post 30, so that the knocking post 30 can be reset in time, the phenomenon that the impurity dirt can not reset the resistance of the knocking post 30 is avoided, the knocking effect is ensured, and particularly, the elastic member 35 can adopt a telescopic spring structure, and the fixed cylinder 32 is also provided with a plurality of drainage holes 37 at the bottom of the fixed cylinder 32, the drainage holes 37 are communicated with the inside of the fixed cylinder 32 and the outside of the fixed cylinder 32, and the drainage holes 37 can timely drain accumulated water inside the fixed cylinder 32 so as to avoid the influence of accumulated water inside the fixed cylinder 32 on the movement of the knocking post 30.
It should be further noted that the mounting position of the fixed cylinders 32 on the partition 22 is outside the maximum dimension of the first cleaning plate 23, i.e. the distance between the two sets of fixed cylinders 32 is greater than the length (maximum radial) dimension of the first cleaning plate 23, so that interference between the movement of the striking post 30 and the first cleaning plate 23 is avoided, and thus the first cleaning plate 23 and the striking assembly can operate simultaneously when the driving device is started.
As shown in fig. 4 and 5, the cleaning device further includes a second cleaning plate 24, the second cleaning plate 24 is located inside the filter cartridge 20, specifically, the second cleaning plate 24 is disposed on the rotating rod 15 corresponding to the inner position of the filter cartridge 20, the second cleaning plate 24 is provided with three groups and uniformly and fixedly disposed in the circumferential direction of the rotating rod 15, and the axial length of the second cleaning plate 24 is equal to the axial length of the filter cartridge 20 as a whole. Each second cleaning plate 24 is fixed on the rotary rod 15 through two connecting rods 25, specifically, a connecting rod 25 is arranged at the upper end of each second cleaning plate 24, one end of each connecting rod 25 is fixedly connected with the upper end of each second cleaning plate 24, the other end of each connecting rod 25 is fixedly connected with the rotary rod 15, the lower ends of the second cleaning plates 24 are in the same arrangement, one end of each connecting rod 25 is fixedly connected with the lower end of each second cleaning plate 24, the other end of each connecting rod 25 is fixedly connected with the rotary rod 15, the second cleaning plates 24 are fixed, a second cleaning brush 26 is arranged at one side, close to the inner wall of the filter cartridge 20, of each second cleaning brush 26, and can directly contact with the inner wall of the filter cartridge 20, so that when the rotary rod 15 rotates, the second cleaning brush 26 can directly brush the inner wall of the filter cartridge 20.
The filter screen is arranged on the inner wall of the filter cartridge 20, so that the sewage entering the filter cartridge 20 can be filtered for the second time, in order to ensure the filtering effect of the inner wall of the filter cartridge 20, the second cleaning plates 24 are uniformly circumferentially arranged, and the width of the second cleaning plates 24 is smaller than that of the first cleaning plates 23.
The connecting rod 25 at the lower end of the second cleaning plate 24 is further provided with a third cleaning brush 27, and the third cleaning brush 27 is located at a position facing the sealing plate 21 on the connecting rod 25 and can be in direct contact with the sealing plate 21, so that when the rotating rod 15 rotates, the third cleaning brush 27 can brush the upper surface of the sealing plate 21 (namely, the bottom end located inside the filter cartridge 20), the third cleaning brush 27 is arranged along the radial direction of the filter cartridge 20 (or the radial direction of the sealing plate 21), the second cleaning plate 24 is located inside the filter cartridge 20, the inner diameter size position of the filter cartridge 20 contains the position of the filtering holes 29 on the sealing plate 21, and accordingly the third cleaning brush 27 can brush the filtering holes 29 on the side, close to the inside of the filter cartridge 20, of the sealing plate 21, away from the inside of the filter cartridge 20, namely, the first cleaning brush 28 can clean the filtering holes 29 through the first cleaning brush 28 and the third cleaning brush 27, the cleaning effect of the bottom structure of the filter cartridge 20 is greatly improved, and blockage of the filter cartridge 20 and the inside of the drain cartridge 11 is avoided during a back flushing operation.
In addition, a water inlet 50 is provided at the side of the sewage discharge cylinder 11 for introducing sewage, and a sewage discharge pipe 17 is provided at the bottom of the sewage discharge cylinder 11, and the sewage discharge pipe 17 can discharge impurities and dirt during sewage treatment and backwash operation. Support feet 16 are also provided on the exterior of the blowdown cartridge 11 for supporting the entire blowdown cartridge and filtration tank. A water outlet 52 is also provided on the canister for drainage and collection of filtered water.
In addition, a first pressure detecting device 53 is arranged at the position of the water inlet 50 of the sewage cylinder 11, the first pressure detecting device 53 can detect the water pressure at the position of the water inlet 50 of the sewage cylinder 11, a second pressure detecting device 54 is arranged at the position of the water outlet 52 of the filter tank 10, the second pressure detecting device 54 can detect the water pressure at the position of the water outlet 52 of the filter tank 10, meanwhile, a pressure difference device 55 is arranged on the filter tank 10, and the pressure difference device 55 can detect the water pressure difference between the water inlet 50 of the sewage pipe 11 and the water outlet 52 of the filter tank 10. The first pressure detecting device 53 and the second pressure detecting device 54 are both water pressure meters, the pressure difference device 55 is a pressure difference meter, the water pipe 51 is arranged between the first pressure detecting device 53 and the pressure difference device 55, and the water pipe 51 is also arranged between the second pressure detecting device 54 and the pressure difference device 55, so that the pressure difference device 55 can directly obtain the pressure difference between the water inlet 50 and the water outlet 52. Wherein the water pipe 51 is made of copper pipe.
When the sewage treatment device is in good condition, that is, the interior of the filter cartridge 20 is not blocked, the water pressure at the water inlet 50 and the water outlet 52 is similar, the pressure difference is smaller, which indicates that the back flushing operation is not needed, and when the pressure difference device 55 detects that the pressure difference between the water inlet 50 and the water outlet 52 is larger, which indicates that the filter cartridge 20 in the filter tank 10 is severely blocked, the pressure difference at the water outlet 52 is often far smaller than the pressure difference at the water inlet 50, and the back flushing operation is needed for the sewage treatment device.
When sewage treatment is required, the sewage pipe 17 at the bottom of the sewage cylinder 11 is in a closed state, sewage is injected from the water inlet 40 of the sewage cylinder 11, enters the axial cavity between the baffle 22 and the sealing plate 21 through the through hole 38 on the baffle 22, is filtered for the first time through the filtering hole 29 on the sealing plate 21, enters the filter cartridge 20 upwards, is filtered for the second time through the side wall of the filter cartridge 20 and enters the radial cavity between the filter cartridge 20 and the filter tank 10, and finally filtered water is discharged and collected from the water outlet 52 on the filter tank 20.
When the back flushing operation is required, the drain pipe 17 at the bottom of the drain cylinder 11 is in an open state, flushing water is injected from the water outlet 52 of the filter tank 10, the flushing water enters a radial cavity between the filter tank 10 and the filter cartridge 20, then enters the filter cartridge 20 from the outside of the filter cartridge 20, the driving motor 14 is started, the second cleaning plate 24 on the rotating rod 15 is driven to clean the inner wall of the filter cartridge 20 and the bottom of the filter cartridge 20 under the action of the flushing water, the flushing water enters the filter cartridge 20 and then flows to the position of the sealing plate 21 at the bottom, then the filtering hole 29 is flushed through the filtering hole 29 on the sealing plate 21, at the moment, the first cleaning plate 23 at the bottom of the filter cartridge 20 and the knocking component move together under the action of the rotating rod 15, the flushing water washes and knocks the filtering hole 29 on the sealing plate 21 at the bottom of the filter cartridge 20, then the flushing water enters the drain cylinder 11 through the through hole 38 on the partition plate 22, and finally the flushing water is discharged through the drain pipe 17 at the bottom of the drain cylinder 11, and the impurities and dirt carried by back flushing are discharged together.

Claims (10)

1. The utility model provides a sewage treatment plant, its characterized in that includes the filter canister and locates filter cartridge in the filter canister, filter canister one end is equipped with the blowdown section of thick bamboo, the filter cartridge with be equipped with belt cleaning device between the blowdown section of thick bamboo, the filter cartridge with be equipped with between the blowdown section of thick bamboo with belt cleaning device synchronization action strike the subassembly.
2. A sewage treatment apparatus according to claim 1, wherein the cleaning means comprises a rotary rod located on the axis of the filter cartridge, one end of the rotary rod extending between the filter cartridge and the blowdown cartridge, the rotary rod being provided with a first cleaning plate facing the filter cartridge.
3. The wastewater treatment device of claim 2, wherein the striking assembly comprises a fixed cylinder and a striking post slidably connected within the fixed cylinder, the striking post being positioned to correspond to the first cleaning plate and toward the filter cartridge, the striking post being configured to move the rotating rod through a drive rod and slide within the fixed cylinder.
4. The wastewater treatment device of claim 1, wherein a partition plate is arranged between the filter cartridge tank and the sewage discharge cylinder, the knocking component is arranged on the partition plate, and a through hole is formed in the partition plate.
5. A sewage treatment apparatus according to claim 2 or 3, wherein the cleaning means further comprises a second cleaning plate provided on the rotary rod and located within the filter cartridge.
6. A sewage treatment device according to claim 3, wherein the rotary rod is provided with a driving wheel, the knocking column is provided with a rack, one end of the driving rod is provided with a driven wheel meshed with the driving wheel, and the other end of the driving rod is provided with a half gear matched with the rack.
7. The sewage treatment device according to claim 2, wherein a sealing plate is arranged at one end of the filter cartridge close to the knocking component, a filtering hole is arranged in the middle of the sealing plate, the maximum outer diameter of the position where the filtering hole is located is adapted to the radial size of the filter cartridge, and the maximum outer diameter of the sealing plate is adapted to the outer diameter of the filter tank.
8. The wastewater treatment device of claim 7, wherein a driving device is arranged at one end of the filter cartridge far away from the knocking assembly, and an output end of the driving device is connected with the rotating rod.
9. A sewage treatment apparatus according to any one of claims 1 to 4 or 6 to 8, wherein the filter tank is provided with a water outlet and the blowdown tank is provided with a water inlet.
10. The sewage treatment apparatus according to claim 9, wherein the water inlet is provided with a first pressure detecting device, the water outlet is provided with a second pressure detecting device, and a pressure difference device is arranged between the first pressure detecting device and the second pressure detecting device.
CN202411690893.7A 2024-11-25 2024-11-25 A sewage treatment device Pending CN119607665A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202411690893.7A CN119607665A (en) 2024-11-25 2024-11-25 A sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202411690893.7A CN119607665A (en) 2024-11-25 2024-11-25 A sewage treatment device

Publications (1)

Publication Number Publication Date
CN119607665A true CN119607665A (en) 2025-03-14

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ID=94893933

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202411690893.7A Pending CN119607665A (en) 2024-11-25 2024-11-25 A sewage treatment device

Country Status (1)

Country Link
CN (1) CN119607665A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120242588A (en) * 2025-06-06 2025-07-04 山西智河水利科技有限公司 A river channel silt removal and sand separation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120242588A (en) * 2025-06-06 2025-07-04 山西智河水利科技有限公司 A river channel silt removal and sand separation device

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