CN113216328B - Municipal administration secondary water supply equipment - Google Patents

Municipal administration secondary water supply equipment Download PDF

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Publication number
CN113216328B
CN113216328B CN202110527420.5A CN202110527420A CN113216328B CN 113216328 B CN113216328 B CN 113216328B CN 202110527420 A CN202110527420 A CN 202110527420A CN 113216328 B CN113216328 B CN 113216328B
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China
Prior art keywords
outlet
control
shell
control valve
liquid discharge
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CN202110527420.5A
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Chinese (zh)
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CN113216328A (en
Inventor
陈如岩
张月青
王令勇
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Zhejiang Leo Environment Technology Co ltd
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Zhejiang Leo Water Technology Co ltd
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Priority to CN202110527420.5A priority Critical patent/CN113216328B/en
Publication of CN113216328A publication Critical patent/CN113216328A/en
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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B11/00—Arrangements or adaptations of tanks for water supply
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • E03B7/074—Arrangement of water treatment devices
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/004—Seals, connections
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/005—Valves
    • 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
    • C02F2303/16—Regeneration of sorbents, filters

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Domestic Plumbing Installations (AREA)

Abstract

The invention belongs to the technical field of water supply equipment, and discloses municipal secondary water supply equipment which comprises a shell, a drainage wheel and a driver, wherein the shell is provided with a drainage hole; the shell is provided with a water inlet, a water outlet and a liquid inlet, the liquid discharge wheel is positioned inside the shell and between the water inlet and the water outlet, and the driver is connected with the liquid discharge wheel so as to drive the liquid discharge wheel to rotate inside the shell; the liquid discharge wheel is of a hollow structure and is provided with an inlet and an outlet; one end of the inlet is communicated with the liquid inlet, and the other end of the inlet is communicated with an inner cavity of the liquid discharge wheel; one end of the outlet is communicated with the inner cavity of the liquid discharge wheel, and the other end of the outlet is communicated with the inside of the shell. The municipal secondary water supply equipment can disinfect the water body and ensure the quality of secondary water supply.

Description

Municipal administration secondary water supply equipment
Technical Field
The invention belongs to the technical field of water supply equipment, and particularly relates to municipal secondary water supply equipment.
Background
The secondary water supply equipment is directly connected with the municipal tap water pipe network, and meanwhile, any side effect on the municipal pipe network cannot be generated. The pressure-superposed water supply system has the advantages of being capable of directly laminating water supply on the basis of municipal pipe network pressure, saving energy, being totally closed, free of pollution, small in size, reliable in operation, convenient to maintain and the like.
However, municipal tap water pipe networks are gradually built along with the development of cities, and after some old pipe networks are used for a long time, dirt or organisms attached to the inner walls of the water pipes forming the pipe networks can be gathered and bred, so that the water quality is polluted; the existing secondary water supply equipment only has a single water supply function and cannot improve the water quality, so that the quality of tap water finally obtained by a user is poor.
Disclosure of Invention
The invention provides municipal secondary water supply equipment, which aims at solving the problem that the existing secondary water supply equipment does not have a water quality improving function.
The municipal secondary water supply equipment comprises a shell, a drainage wheel and a driver; the shell is provided with a water inlet, a water outlet and a liquid inlet, the liquid discharge wheel is positioned inside the shell and between the water inlet and the water outlet, and the driver is connected with the liquid discharge wheel so as to drive the liquid discharge wheel to rotate inside the shell;
the liquid discharge wheel is of a hollow structure and is provided with an inlet and an outlet; one end of the inlet is communicated with the liquid inlet, and the other end of the inlet is communicated with an inner cavity of the liquid discharge wheel; one end of the outlet is communicated with the inner cavity of the liquid discharge wheel, and the other end of the outlet is communicated with the inside of the shell.
Preferably, the municipal secondary water supply equipment further comprises a control valve; the control valve is positioned at the outlet to control the on-off of the outlet.
Further preferably, the control valve comprises a control disc and a control valve core; the control panel is fixed inside the shell, and the working surface of the control panel is a wavy surface; the sealing end of the control valve core is positioned at the outlet to control the on-off of the outlet; the control end of the control valve core extends to the control disc and is in sliding contact with the working surface of the control disc; when the control end of the control valve core is contacted with the wave bottom of the working surface, the sealing end of the control valve core is kept in sealing contact with the outlet; when the control end of the control valve core is contacted with the wave crest of the working surface, the sealing end of the control valve core is separated from the sealing contact with the outlet.
Further preferably, the control valve further comprises a control spring; the control spring is positioned between the control valve core and the liquid discharge wheel to drive the control end of the control valve core to keep sliding contact with the working surface.
Preferably, the municipal secondary water supply equipment further comprises a stirring impeller; the impeller is located inside the housing and adjacent to the outlet.
Preferably, the stirring impeller is coaxially and reversely connected with the liquid discharge wheel in a rotating manner through a bevel gear set; the bevel gear set comprises a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is coaxially and fixedly connected with the liquid discharging wheel, the second bevel gear is coaxially and fixedly connected with the stirring impeller, and the third bevel gear is positioned between the first bevel gear and the second bevel gear and is simultaneously meshed and connected with the first bevel gear and the second bevel gear.
Preferably, the municipal secondary water supply equipment further comprises a filtration unit; the filtering unit is positioned at the water inlet and used for filtering the water body entering the shell.
Further preferably, the filter unit is located inside the housing and comprises a filter plate and a filter screen; the filter plate is connected with the shell, the filter screen is movably connected with the filter plate, a filter cavity is formed among the filter plate, the filter screen and the shell, and the water inlet is communicated with the filter cavity; the filter screen can reciprocate relative to the filter screen and the casing.
Preferably, the filter screen is rotatably connected with the filter plate through a rotating shaft, and the filter screen can rotate along the direction of reducing the filter cavity to be buckled with the filter plate; the filter plate and the shell are in detachable fixed connection.
Further preferably, the municipal secondary water supply equipment is also provided with a first connecting rod and a second connecting rod, and the driver comprises a driving motor and a belt pulley; the belt pulley is coaxially and fixedly connected with the liquid discharge wheel, and the driving motor is connected with the belt pulley so as to drive the belt pulley to rotate; one end of the first connecting rod is rotatably connected with the eccentric position of the belt pulley, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, and the other end of the second connecting rod is vertically and fixedly connected with the part, extending out of the shell, of the rotating shaft.
When the municipal secondary water supply equipment disclosed by the invention is used for secondary water supply, the following beneficial technical effects are achieved:
1. in the municipal secondary water supply equipment, the drainage wheel is arranged in the shell between the water inlet connected with the municipal water pipe and the water outlet connected with the water tank in the secondary water supply equipment, and the disinfectant is put into the water body in the shell by using the drainage wheel, so that the water body flowing into the water tank in the secondary water supply equipment can be disinfected, the quality of secondary water supply is improved, and the aim and the effect of improving the water quality are achieved.
2. In the municipal secondary water supply equipment, the opening and closing of the outlet of the liquid discharge wheel are controlled by arranging the control valve consisting of the control panel, the control valve core and the control spring, and the interaction of the working surface in the form of the wave surface structure on the control panel and the reciprocating movement of the control spring on the control valve core is utilized in the relative rotation process between the control panel and the liquid discharge wheel, so that the opening and closing alternation in the rotation process of the outlet along with the liquid discharge wheel is controlled, the slow and regular release of disinfectant in the rotation process of the liquid discharge wheel is realized, the mixing effect of the disinfectant and a water body is improved, and the disinfection effect on the water body and the utilization rate of the disinfectant are improved.
3. In the municipal secondary water supply equipment, the stirring impeller is arranged at the outlet of the liquid discharge wheel, and the bevel gear group consisting of the three bevel gears is used for rotationally connecting the liquid discharge wheel and the stirring impeller, so that the liquid discharge wheel drives the stirring impeller to synchronously and reversely rotate, the disinfectant put in the liquid discharge wheel through the outlet can be more fully mixed with the water body, and the disinfection effect on the water body is further improved.
4. In the municipal secondary water supply equipment, the filtering unit is arranged at the water inlet, so that impurities in the water flowing through the shell can be filtered and intercepted, and the filtering effect on the water is improved. Simultaneously, utilize two connecting rods to be connected filter screen and drainage wheel's rotation in with the filter unit, drive the filter screen by drainage wheel's rotation and carry out reciprocating swing for the filter to can carry out the backwash to the impurity of attaching to on the filter screen, prevent that impurity from attaching to pile up on the filter screen and influence the filtration disinfection processing of this municipal secondary water supply equipment to the water, improve the filtration disinfection processing effect of this municipal secondary water supply equipment to the water.
5. In the municipal secondary water supply equipment, the filter screen and the filter plate in the filter unit are designed to be rotationally connected, the filter screen can rotate to a position completely buckled with the filter plate in the direction of reducing the size of the filter chamber, and the filter plate is detachably connected with the shell, so that the filter screen and the filter plate in a buckled state can be integrally detached, cleaned or replaced, impurities intercepted by filtration can be quickly removed, and the filtering and disinfecting treatment effect of the municipal secondary water supply equipment on a water body is further ensured.
Drawings
FIG. 1 is a schematic top view of the municipal secondary water supply equipment of the embodiment;
FIG. 2 is a schematic view of the structure taken along the direction M-M in FIG. 1;
FIG. 3 is a schematic view of the structure of FIG. 2 taken along the direction N-N;
FIG. 4 is a schematic structural view of the municipal secondary water supply equipment of the embodiment taken along the direction N-N in FIG. 2 when a filter screen is buckled with a filter plate;
FIG. 5 is a schematic view showing the configuration of the control panel of the municipal secondary water supply equipment of this embodiment;
FIG. 6 is a schematic view showing the configuration of the filter unit when the filter net is engaged with the filter plate in the municipal secondary water supply equipment of the embodiment;
FIG. 7 is a schematic view of the filter unit of the municipal secondary water supply equipment according to the embodiment when the filter net and the filter plate are not fastened.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 7, the municipal secondary water supply equipment of the present embodiment includes a housing 1, a drain wheel 2, and a driver 3.
The shell 1 is provided with a water inlet 11, a water outlet 12 and a liquid inlet 13. Wherein the water inlet 11 is adapted to be connected to a municipal water pipe for introducing a body of water in the municipal water pipe into the housing 1. The water outlet 12 is adapted to be connected to a water tank of a secondary water supply to introduce the treated body of water into the water tank. The liquid inlet 13 is used for being connected with an external disinfection system so as to introduce a disinfectant for treating the water body into the shell 1 and disinfect the water body entering the water tank.
The liquid discharge wheel 2 is located inside the housing 1 and between the water inlet 11 and the water outlet 12. The driver 3 is connected with the drainage wheel 2 to drive the drainage wheel 2 to rotate in the shell 1. Meanwhile, the liquid discharge wheel 2 is of a hollow structure and is provided with an inlet 21 and an outlet 22, wherein one end of the inlet 21 is communicated with the liquid inlet 13, and the other end of the inlet is communicated with the inner cavity of the liquid discharge wheel 2, so that a disinfectant is introduced into the inner cavity of the liquid discharge wheel 2. One end of the outlet 22 is communicated with the inner cavity of the liquid discharge wheel 2, and the other end is communicated with the inside of the shell 1, so that the disinfectant positioned inside the liquid discharge wheel 2 is thrown into the inside of the shell 1, and the water inside the shell is disinfected.
At this moment, carry out pivoted flowing back wheel through inside setting up by the driver drive at the casing, and introduce the inside of flowing back wheel with disinfectant, treat the in-process that the flowing back wheel rotated and put into the inside water of casing again, thereby reach and carry out disinfection treatment effect in advance to the water of flowing into water tank among the secondary water supply equipment, and cooperation flowing back wheel rotates the in-process and puts in to disinfectant, can increase the degree of consistency of putting into disinfectant in the water, improve the mixed effect of disinfectant and water, improve the disinfection treatment effect to the water.
In the present embodiment, the drive 3 includes a drive motor 31, a first pulley 32, a second pulley 33, and a belt 34. Wherein, the driving motor 31 is fixed outside the housing 1, and the output shaft is coaxially and fixedly connected with the first belt pulley 32, the second belt pulley 33 is coaxially and fixedly connected with the liquid discharge wheel 2 and is positioned outside the housing 1, and the belt 34 is positioned between the first belt pulley 32 and the second belt pulley 33.
Thus, by controlling the rotation of the driving motor 32, the first belt pulley 32, the belt 34 and the second belt pulley 33 can drive the liquid discharge wheel 2 to rotate in the housing 1, thereby achieving the rotation control of the liquid discharge wheel. Similarly, in other embodiments, the driver may drive the rotation of the draining wheel in other manners, for example, in a gear transmission manner, and the draining wheel is driven by the driving motor to rotate in the casing.
In addition, an auxiliary annular groove is further formed in the liquid discharge wheel and used for connecting the liquid inlet with the inlet, and the inlet is communicated with the liquid inlet through the auxiliary annular groove. Therefore, in the rotating process of the liquid discharge wheel, the liquid inlet and the liquid inlet can be kept communicated through the annular groove, and the disinfectant can be ensured to continuously enter the liquid discharge wheel.
As shown in fig. 2, a control valve 4 is further provided in the municipal secondary water supply equipment of the present embodiment. The control valve 4 is located at the outlet 22 of the drainage wheel 2 to control the on-off of the outlet 22, so that the disinfectant can be controlled and adjusted, and the disinfectant can be released and utilized more effectively.
As shown in fig. 2 and 5, the control valve 4 in the present embodiment includes a control disc 41, a control spool 42, and a control spring 43. The control disk 41 is of an annular disk structure and is fixed inside the housing 1 in a manner of being coaxially sleeved outside the liquid discharge wheel 2. A plurality of control grooves 412 are provided on the working surface 411 of the control panel 41, and the plurality of control grooves 412 are distributed in the circumferential direction so that the working surface 411 forms a wavy surface. The control valve core 42 is connected with the drainage wheel 2 in a sliding way, wherein the sealing end of the control valve core 42 is positioned at the outlet 22 to control the opening and closing of the outlet 22, and the control end of the control valve core 42 extends to the control disc 41 and keeps sliding contact with the working surface 411 of the control disc 41. The control spring 43 is sleeved on the control valve core 42, and one end of the control spring is in contact with the control end of the control valve core 41, and the other end of the control spring is in contact with the drainage wheel 2, so as to drive the control end of the control valve core 41 to be kept in a sliding contact state with the working surface 411.
At the moment, in the process that the control valve core rotates along with the liquid discharge wheel, when the control end of the control valve core rotates to be in contact with the control groove, namely the control end of the control valve core is in contact with the wave bottom of the wave surface, the control valve core moves to the maximum position in the direction of the control disc under the action force of the control spring, so that the sealing end of the control valve core and the outlet are in sealing contact, and the operation of throwing the disinfectant into the shell by the liquid discharge wheel is stopped. When the control end of the control valve core rotates to contact with the working surface, namely the control end of the control valve core contacts with the wave crest of the wave surface, the control valve core overcomes the acting force of the control spring to compress the control spring, so that the control valve core moves towards the direction far away from the control disc, the sealing end of the control valve core is separated from the contact with the outlet, the outlet is opened, and the disinfectant is thrown into the shell by the liquid discharge wheel.
Like this, at the rotation in-process of drainage wheel, utilize control panel and control spring to the drive control of control case, just can make the export form and open and close alternation to form slow intermittent type formula law to put in to disinfectant, further improve the mixed effect between disinfectant and the water, improve the utilization ratio to disinfectant.
The number of the control valve cores arranged on the drainage wheel, namely the number of the outlets arranged on the drainage wheel, can be freely adjusted according to the size of the drainage wheel, the size of a single outlet, the water flow flowing through the shell and other parameters in different working conditions, so that timely and efficient disinfection treatment of water flowing into the shell is realized. Similarly, the number, size and distribution form of the control grooves formed in the working face of the control panel can be adjusted according to design and use conditions, so that the opening frequency and opening-closing time ratio of the outlet can be adjusted, and the dispensing precision of the disinfectant is improved.
In the present embodiment, in the case where the outlet is provided at the end of the drain wheel, the control plate is fixed to the housing corresponding to the end face of the drain wheel, and the control valve body is slidably connected in the axial direction of the drain wheel in a penetrating manner. However, in other embodiments, the position of the control disk and the installation mode of the valve body may be adjusted to change the position at which the outlet is opened. For example, when the outlet is arranged on the circumferential surface of the liquid discharge wheel, that is, the outlet is arranged along the radial direction of the liquid discharge wheel, the control disc can adopt a circular ring structure with a certain height and size and is sleeved and fixed in the shell corresponding to the middle circumferential surface of the liquid discharge wheel, and the valve core can be arranged along the radial direction of the liquid discharge wheel at the moment so as to control the opening and closing of the outlet.
In addition, in the embodiment, the control spring is arranged between the control valve core and the liquid discharge wheel, so that the control spring forms pretightening force on the control valve core, and the control end of the control valve core can be kept in a contact sliding state with the working surface of the control disc. However, in other embodiments, an undulating T-shaped groove may be disposed on the working surface of the control panel, and the control end of the control valve core is designed to have a T-shaped structure, so that the sliding connection between the control end and the T-shaped groove may achieve the effect of sliding contact between the control valve core and the control panel, and the effect of controlling the reciprocating driving of the control valve core, thereby omitting the disposition of the control spring.
Referring to fig. 2 to 4, the municipal secondary water supply equipment of the present embodiment further includes an agitating impeller 5. The stirring impeller 5 is located inside the housing 1 and near the outlet 22 for stirring the water around the outlet 22 to improve the mixing effect of the water and the disinfectant output from the outlet 22.
Further, in the present embodiment, the stirring impeller 5 is connected to the drainage wheel 2 in coaxial counter-rotation by a bevel gear set. The bevel gear set comprises a first bevel gear 61, a second bevel gear 62 and a third bevel gear 63, the first bevel gear 61 is coaxially and fixedly connected with the liquid discharging wheel 2, the second bevel gear 62 is coaxially and fixedly connected with the stirring impeller 5, the third bevel gear 63 is positioned between the first bevel gear 61 and the second bevel gear 62 and is simultaneously meshed with the first bevel gear 61 and the second bevel gear 62, and the stirring impeller 5 is sleeved on the supporting shaft 64 in a free rotating mode.
At the moment, in the rotation process of the liquid discharge wheel, the first bevel gear is driven to synchronously rotate, and then the first bevel gear drives the second bevel gear to reversely rotate through the third bevel gear, so that the second bevel gear drives the stirring impeller to reversely rotate relative to the liquid discharge wheel. Like this, with the help of bevel gear group to the connection of impeller and drainage wheel, not only realized driving impeller's rotation by the drainage wheel, can save the independent drive control to impeller, but also make impeller form with the antiport of drainage wheel, further improved the mixed effect of disinfectant with the water, improve the disinfection effect to the water and the utilization efficiency to disinfectant.
As shown in fig. 2 to 4 and fig. 6 and 7, the municipal secondary water supply equipment of the present embodiment is further provided with a filter unit 7. Wherein, the filter unit 7 is located the inside water inlet 11 department of casing 1 for carry out filtration treatment to the water that gets into casing 1, carry out disinfection treatment by the disinfectant to the water after filtering again, with the disinfection treatment effect of assurance to the water, and then reach the comprehensive treatment effect to water filtration disinfection. Similarly, in other embodiments, if the inner space of the housing is limited, the filtering unit may be disposed at the water inlet outside the housing, so as to achieve the filtering treatment effect on the water body before the disinfection treatment.
In the present embodiment, the filter unit 7 includes a filter plate 71, a filter screen 72, and a rotation shaft 73. Wherein, the filter plate 71 is fixed at one side position of the water inlet 11 inside the housing 1, the filter screen 72 is located at the other side position of the water inlet 11 and is rotatably connected with the filter plate 71 through the rotating shaft 73, thereby forming the filter chamber 14 communicated with the water inlet 11 among the filter plate 71, the filter screen 72 and the housing 1.
At this moment, when one side that lies in the filter chamber in the filter screen is blockked up by the filtration interception impurity, just can be under the circumstances that keeps water inlet and filter chamber intercommunication, carry out reciprocating rotation for the filter through the drive filter screen, will attach to the impurity of filter screen and shake off, especially when the filter screen rotates to keeping away from the water inlet direction, will make the water that has passed the filter screen reverse pass the filter screen and get into in the filter chamber, thereby form the reverse flush effect to the filter screen, will attach to the impurity of filter screen and wash off, the water that makes the entering filter chamber can pass filter screen flow direction liquid outlet direction fast, guarantee the high-efficient filtration disinfection of this municipal secondary water supply equipment to the water and handle.
Furthermore, the filter plate 71 of the present embodiment is detachably and fixedly connected to the housing 1, and the filter screen 72 can rotate along the direction of reducing the filter chamber 14 to a state of being fastened with the filter plate 71.
At this moment, after the interception filtration treatment of a large amount of impurity is accomplished to the filter screen, just can be when this municipal administration secondary water supply equipment pauses to carry out disinfection treatment to the water, rotate the filter screen to the state with the filter lock, will intercept at the impurity of filter chamber and all collect between filter screen and the filter, and under the state that keeps filter screen and filter lock, take out the filter from the inside of casing and carry out cleaning treatment, the filter screen and the filter that will accomplish cleaning treatment again insert with the mode of lock and fix inside the casing, or directly insert the inside of casing with new filter unit and carry out filtering operation. Therefore, timely and effective cleaning treatment can be carried out on the filtering unit, and the filtering effect of the filtering unit on the water body is ensured.
Still further, in the municipal secondary water supply equipment of the present embodiment, a first link 81 and a second link 82 are further provided, and the filter 72 is fixedly connected to the rotary shaft 73. Wherein one end of the first link 81 is rotatably connected to the second pulley 33 at an eccentric position, the other end of the first link 81 is rotatably connected to one end of the second link 82, the other end of the second link 82 is vertically and fixedly connected to the portion of the rotating shaft 73 extending out of the housing 1, and the axis of the rotating shaft 73 is in a parallel relationship with the axis of the second pulley 33.
At the moment, the second belt pulley rotates, the rotating shaft can be driven to rotate through the first connecting rod and the second connecting rod, so that the filter screen is driven to rotate in a reciprocating mode relative to the filter plate, the filter screen is enabled to synchronously carry out reverse flushing in the process of intercepting and filtering the water body, the filter screen is prevented from being blocked, and the filter unit is enabled to quickly and effectively filter the water body. Like this, realized driving drainage wheel and filter screen simultaneously and move through first connecting rod and second connecting rod by the driver, not only reduced the use to drive element, reduced the manufacturing cost of whole municipal administration secondary water supply equipment, made the filter screen keep the automatic synchronization action with drainage wheel moreover, greatly reduced utilized this municipal administration secondary water supply equipment to carry out the control complexity that the water filters disinfection handles.
In other embodiments, the filter unit may also adopt other structural forms, for example, a form of surrounding and connecting three filter plates and a filter screen, and together with the housing, a square filter chamber is formed, and the filter screen can be driven and controlled by the independent driving part to linearly reciprocate relative to the three filter plates, so as to achieve the back washing effect of the filter screen and ensure the effective filtration treatment of the filter unit on the water body.

Claims (5)

1. The municipal secondary water supply equipment is characterized by comprising a shell, a drainage wheel and a driver; the shell is provided with a water inlet, a water outlet and a liquid inlet, the liquid discharge wheel is positioned inside the shell and between the water inlet and the water outlet, and the driver is connected with the liquid discharge wheel so as to drive the liquid discharge wheel to rotate inside the shell;
the liquid discharge wheel is of a hollow structure and is provided with an inlet and an outlet; one end of the inlet is communicated with the liquid inlet, and the other end of the inlet is communicated with an inner cavity of the liquid discharge wheel; one end of the outlet is communicated with the inner cavity of the liquid discharge wheel, and the other end of the outlet is communicated with the inside of the shell;
the municipal secondary water supply equipment also comprises a control valve; the control valve is positioned at the outlet to control the on-off of the outlet; the control valve comprises a control disc and a control valve core; the control panel is fixed inside the shell, and the working surface of the control panel is a wavy surface; the sealing end of the control valve core is positioned at the outlet to control the on-off of the outlet; the control end of the control valve core extends to the control disc and is in sliding contact with the working surface of the control disc; when the control end of the control valve core is contacted with the wave bottom of the working surface, the sealing end of the control valve core is kept in sealing contact with the outlet; when the control end of the control valve core is contacted with the wave crest of the working surface, the sealing end of the control valve core is separated from the sealing contact with the outlet; the control valve further comprises a control spring; the control spring is positioned between the control valve core and the liquid discharge wheel so as to drive the control end of the control valve core to keep sliding contact with the working surface;
the municipal secondary water supply equipment also comprises a stirring impeller; the stirring impeller is positioned in the shell and close to the outlet; the stirring impeller is coaxially and reversely rotationally connected with the liquid discharge wheel through a bevel gear set; the bevel gear set comprises a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is coaxially and fixedly connected with the liquid discharging wheel, the second bevel gear is coaxially and fixedly connected with the stirring impeller, and the third bevel gear is positioned between the first bevel gear and the second bevel gear and is simultaneously meshed and connected with the first bevel gear and the second bevel gear.
2. The municipal secondary water supply apparatus according to claim 1, further comprising a filtration unit; the filtering unit is positioned at the water inlet and used for filtering the water body entering the shell.
3. The municipal secondary water supply apparatus according to claim 2, wherein the filtration unit is located inside the housing and comprises a filter plate and a filter screen; the filter plate is connected with the shell, the filter screen is movably connected with the filter plate, a filter cavity is formed among the filter plate, the filter screen and the shell, and the water inlet is communicated with the filter cavity; the filter screen can reciprocate relative to the filter screen and the casing.
4. The municipal secondary water supply equipment according to claim 3, wherein the filter screen is rotatably connected to the filter screen by a shaft, and the filter screen is rotatable in a direction to reduce the filter chamber to snap-fit with the filter screen; the filter plate with the casing adopts removable fixed connection.
5. The municipal secondary water supply apparatus according to claim 4, further comprising a first link and a second link, wherein said drive comprises a drive motor and a pulley; the belt pulley is coaxially and fixedly connected with the liquid discharge wheel, and the driving motor is connected with the belt pulley so as to drive the belt pulley to rotate; one end of the first connecting rod is rotatably connected with the eccentric position of the belt pulley, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, and the other end of the second connecting rod is vertically and fixedly connected with the part, extending out of the shell, of the rotating shaft.
CN202110527420.5A 2021-05-14 2021-05-14 Municipal administration secondary water supply equipment Active CN113216328B (en)

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JPH0272084A (en) * 1988-08-26 1990-03-12 Morimatsu Kogyo Kk Water tank
CN106801450B (en) * 2016-12-23 2019-06-04 安徽兴安电气设备股份有限公司 Secondary water-supply equipment
CN109237286A (en) * 2017-07-10 2019-01-18 中石化石油工程技术服务有限公司 A kind of lubricating oil oiling device and its control valve
CN107461367A (en) * 2017-07-21 2017-12-12 杭州博务流体科技有限公司 A kind of contactless nano bubble Micropump
CN108505582B (en) * 2018-03-29 2020-04-28 重庆科创水处理设备有限公司 Automatic sterilizing secondary water supply equipment for running water
CN209779758U (en) * 2019-03-05 2019-12-13 陕西添力实业有限公司 Municipal pipe network secondary water supply device

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