CN109464832B - Intelligent filtering device for intelligent water supply pipeline - Google Patents
Intelligent filtering device for intelligent water supply pipeline Download PDFInfo
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- CN109464832B CN109464832B CN201811399924.8A CN201811399924A CN109464832B CN 109464832 B CN109464832 B CN 109464832B CN 201811399924 A CN201811399924 A CN 201811399924A CN 109464832 B CN109464832 B CN 109464832B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 238000001914 filtration Methods 0.000 title claims abstract description 38
- 230000000903 blocking effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 description 6
- 239000008399 tap water Substances 0.000 description 5
- 235000020679 tap water Nutrition 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- 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
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to the filtering element
-
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
- B01D29/904—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously
-
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
- B01D29/906—Special treatment of the feed stream before contacting the filtering element, e.g. cutting
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an intelligent pipeline filtering device for intelligent water supply, which belongs to the technical field of pipeline filtering and comprises a connecting cylinder, wherein flanges are arranged at two ends of the connecting cylinder, the middle pipe diameter of the connecting cylinder is larger than the pipe diameters at the two ends, a filter screen is arranged in the connecting cylinder, the water inlet end of the filter screen is fixedly connected with the pipe wall of the water inlet end of the connecting cylinder, a pressure relief piece is fixedly arranged in the filter screen, a pressure relief cavity is formed between the back side of the pressure relief piece and the inner wall of the filter screen, and the pressure relief cavity is communicated with a pressure relief opening arranged in the pressure relief piece; a pressure spring is arranged between the pressure relief piece and the end wall of one end of the filter screen, which is far away from the water inlet end of the connecting cylinder, and the outer diameter end of the pressure spring is abutted to the inner wall of the filter screen; the rear end of the pressure relief piece and the pressure spring piece are provided with connecting rings fixed at the end parts of the pressure springs. The invention can automatically perform back-flushing type cleaning on the filter screen and remove impurities in the water supply process, is practical, convenient and simple, and is suitable for an intelligent water supply system.
Description
Technical Field
The invention relates to the technical field of pipeline filtration, in particular to an intelligent filtering device for a pipeline for intelligent water supply.
Background
The intelligent water affairs sense the running state of the urban water supply and drainage system in real time through online monitoring equipment such as a data acquisition instrument, a wireless network, a water quality and water pressure meter and the like, organically integrate a water affair management department and water supply and drainage facilities in a visual mode to form an urban water affair Internet of things, and can analyze and process massive water affair information in time. The domestic water of urban users is mainly obtained by pumping rivers, lakes, underground water and surface water through a water intake pump station of a water plant, is treated by technological processes of precipitation, disinfection, filtration and the like according to the relevant sanitary standards of national domestic drinking water, is finally conveyed to each user through a water distribution pump station and a pipeline network, and is monitored in the whole conveying process through an intelligent water service system so as to ensure the normal operation of the whole water supply system. The water in the water supply pipeline often produces impurities again during circulation, and the impurities are mainly formed by long-term deposition of impurities in a small amount of tap water, corrosion falling blocks formed by long-term overhaul of the tap water pipeline and water in a small amount of pipeline with poor circulation after deterioration. The larger solid impurities may affect the normal operation of the compressor pump or the meter. In order to solve the solid impurities contained in the tap water pipeline, a filtering device is often required to be installed on the pipeline, the traditional filtering device is mainly characterized in that a cylinder is connected to the pipeline in series, then a filtering net is placed in the cylinder, after the tap water passes through the filtering net, solid impurity particles are blocked in the filtering net, and clean fluid passes through the filtering net and is discharged through an outlet. Although such a filter cartridge can filter impurities well, the accumulation of impurities on the filter screen causes a continuous decrease in the filtering efficiency, and the filter screen is difficult to replace, and it is often necessary to interrupt the water supply, so that it is urgently required to improve the conventional filtering apparatus. A prior art technique is provided herein by the applicant for reference:
the prior art is as follows: the patent document with the patent number of CN201410746134.8 in the Chinese invention patent discloses a water supply pipeline filtering device, which comprises a connecting cylinder, wherein flanges are arranged at two ends of the connecting cylinder, the pipe diameter of the middle part of the connecting cylinder is larger than the pipe diameters of the two ends, a cylindrical filter screen is arranged in the connecting cylinder, one end of the filter screen is fixedly connected with the water inlet end of the connecting cylinder, a flaky water flow guide valve is arranged in the filter screen at the end, the shape of the water flow guide valve is the same as the cross section of an inner hole of the filter screen, the water flow guide valve is connected to a handle on the outer wall of the connecting cylinder through a valve rod, the other end of the filter screen is closed, a drain pipe communicated into the filter screen is arranged at the closed end of the filter screen, the other end of the drain pipe is arranged outside the connecting cylinder and sealed by a cover; by adopting the water supply pipeline filtering device provided by the invention, not only can tap water be filtered, but also the filtering device can be better cleaned and regenerated.
The mode of cleaning the inner wall of the filter screen is realized by rotating the water flow guide valve to enable the pressure spring to stretch, the mode needs to be operated manually, operation is inconvenient, and the time and the flow rate which need to be cleaned cannot be clearly known, so that the cleaning can be carried out when the water supply problem occurs, water consumption is influenced, and the method cannot be suitable for water supply filtration of intelligent water services; and set up rivers intelligence behind the rivers guide valve and circulate through upper and lower both sides, the person has increased water supply pressure for the filter screen produces the damage easily, has shortened life, needs often to maintain or change, and is inconvenient to use.
Disclosure of Invention
The invention aims to solve the technical problems and provides an intelligent filtering device for an intelligent water supply pipeline, which can automatically perform backwashing cleaning on a filter screen and remove impurities in the water supply process, is practical and convenient, has a simple structure, and can be suitable for an intelligent water supply system.
The invention is realized by the following technical scheme:
an intelligent filtering device for a pipeline for intelligent water supply comprises a connecting cylinder, wherein flanges are arranged at two ends of the connecting cylinder, the pipe diameter of the middle part of the connecting cylinder is larger than the pipe diameters of the two ends of the connecting cylinder, a filter screen is arranged in the connecting cylinder, the water inlet end of the filter screen is fixedly connected with the pipe wall of the water inlet end of the connecting cylinder, a pressure relief piece is fixedly arranged in the filter screen, a pressure relief cavity is formed between the back side of the pressure relief piece and the inner wall of the filter screen, and the pressure relief cavity is communicated with a pressure relief opening of the; a pressure spring is arranged between the rear end of the pressure relief piece and the inner wall of the filter screen, and the outer diameter end of the pressure spring is abutted to the inner wall of the filter screen; a connecting ring fixed at the end part of the pressure spring is arranged between the pressure relief piece and the pressure spring, a connecting rod extending along the axial direction is arranged in the circumferential direction of the connecting ring, and the connecting rod is connected with a blocking block for blocking a pressure relief opening; and a drain pipe penetrating out of the connecting cylinder is communicated with the bottom of the pressure relief cavity.
In order to better realize the invention, the pressure relief piece comprises a fixing part and a guide part, the fixing part is fixed on the inner wall of the filter screen, the front side of the fixing part is fixedly connected with the bucket-shaped guide part, the pressure relief opening is formed in one end of the guide part with a smaller diameter, the pressure relief piece is communicated with the water inlet end of the connecting cylinder through the pressure relief opening, and a pressure relief cavity is formed between the guide part and the inner wall of the filter screen.
In order to better realize the invention, a pressure relief pipe is further connected in the pressure relief port, one end of the pressure relief pipe extends out of the pressure relief port and extends in the axial direction far away from the pressure spring, and an inclined support fixedly connected with the outer wall of the guide part is arranged on the outer side wall of one end extending out of the pressure relief port.
In order to better realize the invention, a guide pipe communicated with the inside is vertically arranged on the outer side wall of the water inlet end of the connecting cylinder, a pull rod is arranged in the guide pipe in a sliding manner, the pull rod extends out of the guide pipe and is vertically connected with a lifting plate, and a lifting driving device is arranged between the lifting plate and the outer wall of the connecting cylinder; one end of the pull rod, which is far away from the jacking plate, is connected with a pull rope, and the other end of the pull rope extends into the connecting cylinder and penetrates through the pressure relief pipe to be connected with the plugging block.
In order to better implement the present invention, further, the driving device is a hydraulic cylinder.
In order to better realize the invention, a flow monitor is arranged on the water inlet end of the connecting cylinder, and an electromagnetic valve is arranged on the sewage discharge pipe.
In order to better realize the invention, the device further comprises a controller arranged on the outer wall of the connecting cylinder, and the controller is respectively connected with the flow monitor, the electromagnetic valve and the hydraulic cylinder.
In order to better implement the invention, further, the outer side wall of the connecting ring is connected with the inner wall of the filter screen in a sliding manner.
In order to better implement the invention, the pull rod is further connected with the guide pipe in a sealing mode.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) according to the invention, the pressure relief piece, the pressure spring and the blocking block are arranged, so that the pressure of water flow can be relieved through the pressure relief pipe and the pressure relief opening, the pressure on the filter screen is effectively reduced, the damage to the filter screen is reduced, and the practical life is prolonged; and under the impact of supplying water, the shutoff piece can drive and stretch out and draw back, and strikes off the inner wall impurity of filter screen to make the pressure release mouth open, carry out the pressure release, simple structure, it is practical convenient.
(2) According to the invention, by arranging the guide pipe, the jacking plate, the driving device and the pull rope, when the pressure relief cavity of the filter screen needs to be cleaned in the water supply process, the driving device drives the jacking plate to ascend and drives the pull rope to plug the movable plugging block to the pressure relief opening, at the moment, pressure relief can not be carried out and negative pressure can not be generated in the pressure relief cavity, and because impurities in the pressure relief cavity are scraped in the filter screen, the negative pressure relief cavity can enable water flow flowing through the outer side of the filter screen to enter the filter screen for back flushing and can flush the pressure relief cavity through the entered water and discharge the water through the drain pipe, the impurities can be cleaned, and the device is practical and convenient and can automatically clean the impurities.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein: 1-connecting the cylinder; 2, filtering a screen; 3, pressing a spring; 4-a pressure relief piece; 41-a fixed part; 42-a guide; 43-pressure relief port; 44-pressure relief pipes; 45-inclined support; 5-connecting rings; 6-connecting rod; 7-plugging block; 8-a sewage draining pipe; 9-a flange; 10-pulling a rope; 11-a catheter; 12-a pull rod; 13-a jacking plate; 14-hydraulic cylinder.
Detailed Description
Referring to the attached drawing 1, the intelligent pipeline filtering device for intelligent water service water supply comprises a connecting cylinder 1, wherein flanges 9 are arranged at two ends of the connecting cylinder 1, the pipe diameter of the middle part of the connecting cylinder 1 is larger than the pipe diameters of the two ends, a filter screen 2 is arranged in the connecting cylinder 1, the water inlet end of the filter screen 2 is fixedly connected with the pipe wall of the water inlet end of the connecting cylinder 1, a pressure relief piece 4 is fixedly arranged in the filter screen 2, a pressure relief cavity is formed between the back side of the pressure relief piece 4 and the inner wall of the filter screen 2, and the pressure relief cavity is communicated with a pressure relief opening 43 of the pressure relief; a pressure spring 3 is arranged between the rear end of the pressure relief piece 4 and the inner end wall of the filter screen 2, and the outer diameter end of the pressure spring 3 is abutted to the inner wall of the filter screen 2; a connecting ring 5 fixed at the end part of the pressure spring 3 is arranged between the pressure relief piece 4 and the pressure spring 3, a connecting rod 6 extending along the axial direction is arranged on the circumference of the connecting ring 5, and the connecting rod 6 is connected with a blocking block 7 for blocking a pressure relief opening 43; the bottom of the pressure relief cavity is communicated with a sewage discharge pipe 8 penetrating out of the connecting cylinder 1.
By arranging the pressure relief piece 4 in the filter screen 2, water supply flow enters the filter screen 2 through the water inlet end of the connecting cylinder 1, part of the water flow passes through two sides of the pressure relief piece 4 and is filtered through the filter screen 2, and part of the water flow enters a pressure relief cavity formed between the pressure relief piece 4 and the filter screen 2 through the water inlet of the pressure relief piece 4 to be subjected to pressure relief, so that the impact of liquid in the connecting cylinder 1 on the pressure relief piece 4 and the inner wall of the filter screen 2 can be reduced, the pressure difference between two sides of the filter screen 2 is relieved, and the service life of the filter; the water flow entering the pressure relief cavity through the pressure relief port 43 of the pressure relief piece 4 impacts the blocking piece 7, the blocking piece 7 opens the pressure relief port 43 under the expansion and contraction action of the spring to enable the water flow to enter the pressure relief cavity, the filtering net 2 in the pressure relief cavity filters the water flow, the pressure relief port 43 is in an opened pressure relief state under the continuous impact action of the water flow, meanwhile, the blocking piece 7 is continuously impacted by the water flow to enable the pressure spring 3 abutting against the inner wall of the filtering net 2 to continuously expand and contract, so that the impurities adhered to the inner wall of the filtering net 2 in the pressure relief cavity are scraped, the scraped impurities are discharged through the drain pipe 8 communicated with the pressure relief cavity, the filtered impurities can be prevented from being accumulated on the inner wall of the filtering net 2, the cleaning period of the filtering net 2 is prolonged, the filtering net 2 can be in a better working state, and better guarantee is provided for continuous water supply, simple structure, it is practical convenient, what be applicable to that can be better is higher to flow the water supply of speed and is filtered.
Further, as a preferred option of different embodiments, the pressure relief piece 4 includes a fixing portion 41 and a guide portion 42, the fixing portion 41 is fixed on the inner wall of the filter screen 2, the front side of the fixing portion 41 is fixedly connected with the guide portion 42 in a bucket shape, the pressure relief opening 43 is opened at one end of the guide portion 42 with a smaller diameter, the pressure relief piece 4 is communicated with the water inlet end of the connecting cylinder 1 through the pressure relief opening 43, and a pressure relief cavity is formed between the guide portion 42 and the inner wall of the filter screen 2.
The fixing part 41 of the pressure relief piece 4 is annular and is fixed on the inner wall of the filter screen 2, the guide part 42 can guide the impacted water flow to the inner wall of the filter screen 2 for filtering, the preferred range of the included angle between the guide part 42 and the filter screen 2 is 30-45 degrees, the impact on the pressure relief piece 4 can be reduced, and the service life is prolonged; the caliber of the pressure relief opening 43 is 30% -50% of the inner diameter of the fixing portion 41, and the structure can control the flow of water flow in the pipeline flowing through two sides of the pressure relief piece 4 and coordinate the pressure difference of the two sides of the pressure relief piece 4.
Further, as a preferable option of different embodiments, a pressure relief pipe 44 is connected in the pressure relief port 43, one end of the pressure relief pipe 44 extends out of the pressure relief port 43 and extends in the axial direction away from the pressure spring 3, and an inclined support 45 fixedly connected with the outer wall of the guide portion 42 is arranged on the outer side wall of the end extending out of the pressure relief port 43.
Further, as a preferred option of different embodiments, a conduit 11 communicated with the inside is vertically arranged on the outer side wall of the water inlet end of the connecting cylinder 1, a pull rod 12 is slidably arranged in the conduit 11, the pull rod 12 extends out of the conduit 11 and is vertically connected with a lifting plate 13, and a lifting driving device is arranged between the lifting plate 13 and the outer wall of the connecting cylinder 1; one end of the pull rod 12, which is far away from the jacking plate 13, is connected with a pull rope 10, and the other end of the pull rope 10 extends into the connecting cylinder 1 and passes through a pressure relief pipe 44 to be connected with the plugging block 7.
Because more liquid enters the pressure relief cavity during pressure relief, the liquid is inconvenient to clean and discharge through impurities in the sewage discharge pipe 8 directly, and the pressure relief opening 43 needs to be plugged through the plugging block 7 to be cleaned conveniently; when the pressure relief device is in a pressure relief state, the driving device does not work, so that the length of the pull rope 10 in the connecting cylinder 1 is increased, and the movable length can be provided for the blocking block 7 to open the pressure relief port 43 under the impact of water flow; when impurity in the pressure relief cavity needs to be cleaned and discharged, the driving device enables the jacking plate 13 to rise and drive the pull rod 12 connected with the pull rope 10 to be pulled out outwards, so that the plugging block 7 and the pressure relief opening 43 can be plugged through the pull rope 10, water flow cannot enter the pressure relief cavity through the pressure relief opening 43, the two sides of the pressure relief part 4 flowing through are filtered through the filter screens 2 on the two sides, the filtered water flows through the filter screens 2 in the outer side, negative pressure is formed in the pressure relief cavity, the water flow part flowing through the outer side enters the pressure relief cavity, back flushing is realized, the impurity in the pressure relief cavity is carried and discharged through the drain pipe 8, and the filter holes of the pressure relief cavity and the filter screens 2 can be better cleaned.
Further, as a preference of the different embodiments, the driving device is a hydraulic cylinder 14.
Further, as the optimization of different embodiments, a flow monitor is arranged on the water inlet end of the connecting cylinder 1, and an electromagnetic valve is arranged on the sewage discharge pipe 8.
The flow monitor is used for monitoring the water flow passing through the connecting cylinder 1 in real time.
Further, as a preference of different embodiments, the device further comprises a controller arranged on the outer wall of the connecting cylinder 1, and the controller is respectively connected with the flow monitor, the electromagnetic valve and the hydraulic cylinder 14.
The controller is used for controlling the flow monitor and the hydraulic cylinder 14; can set up the clearance cycle through the controller, the clearance cycle sets up through the flow information who is gathered by flow monitor, when the water yield that passes through reaches the preset flow value that needs carry out the clearance, controller control pneumatic cylinder 14 carries out work, make blocking piece 7 carry out the shutoff with pressure release mouth 43 through connecting the rope, open and make the sewage discharge that carries impurity by the solenoid valve on the controller control blow off pipe 8 after the shutoff, controller control pneumatic cylinder 14 retraction stop work and control solenoid valve are closed simultaneously after the clearance, blocking piece 7 opens pressure release mouth 43 and resumes the pressure release under the effect of water impact, accomplish the clearance, realize automatic clearance.
Further, as a preference of different embodiments, the outer side wall of the connection ring 5 is slidably connected with the inner wall of the filter screen 2.
Further, as a preference of the different embodiments, the pull rod 12 is connected with the guide tube 11 in a sealing manner.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides an intelligence water utilities is pipeline intelligence filter equipment for water supply, includes that both ends are equipped with connecting cylinder (1) of flange (9), its characterized in that: the pipe diameter of the middle part of the connecting cylinder (1) is larger than the pipe diameters of the two ends, a filter screen (2) is arranged in the connecting cylinder (1), the water inlet end of the filter screen (2) is fixedly connected with the pipe wall of the water inlet end of the connecting cylinder (1), a pressure relief piece (4) is fixedly arranged in the filter screen (2), a pressure relief cavity is formed between the back side of the pressure relief piece (4) and the inner wall of the filter screen (2), and the pressure relief cavity is communicated with a pressure relief opening (43) of the pressure relief piece (4); a pressure spring (3) is arranged between the rear end of the pressure relief piece (4) and the inner end wall of the filter screen (2), and the outer diameter end of the pressure spring (3) is abutted to the inner wall of the filter screen (2); a connecting ring (5) fixed at the end part of the pressure spring (3) is arranged between the pressure relief piece (4) and the pressure spring (3), a connecting rod (6) extending along the axial direction is arranged on the circumference of the connecting ring (5), and the connecting rod (6) is connected with a blocking block (7) used for blocking a pressure relief opening (43); the bottom of the pressure relief cavity is communicated with a drain pipe (8) which penetrates out of the connecting cylinder (1).
2. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 1, wherein: pressure relief spare (4) include fixed part (41) and guide part (42), fixed part (41) are fixed on the inner wall of filter screen (2), guide part (42) of the front side fixed connection bucket form of fixed part (41), the one end at the less diameter of guide part (42) is seted up in pressure relief mouth (43), pressure relief spare (4) are through the end of intaking of pressure relief mouth (43) intercommunication connecting cylinder (1), constitute the pressure relief chamber between the inner wall of guide part (42) and filter screen (2).
3. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 2, wherein: the pressure relief opening (43) is connected with a pressure relief pipe (44) in an inscribed mode, the pressure relief opening (43) is extended from one end of the pressure relief pipe (44), the pressure relief opening extends towards the axial direction far away from the pressure spring (3), and an inclined support (45) fixedly connected with the outer wall of the guide portion (42) is arranged on the outer side wall of one end extending out of the pressure relief opening (43).
4. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 1, wherein: a guide pipe (11) communicated with the inside is vertically arranged on the outer side wall of the water inlet end of the connecting cylinder (1), a pull rod (12) is arranged in the guide pipe (11) in a sliding manner, the pull rod (12) extends out of the guide pipe (11) and is vertically connected with a jacking plate (13), and a lifting driving device is arranged between the jacking plate (13) and the outer wall of the connecting cylinder (1); one end, far away from the jacking plate (13), of the pull rod (12) is connected with a pull rope (10), and the other end of the pull rope (10) extends into the connecting cylinder (1) and penetrates through the pressure relief opening (43) to be connected with the blocking block (7).
5. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 4, wherein: the driving device is a hydraulic cylinder (14).
6. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 5, wherein: the water inlet end of the connecting cylinder (1) is provided with a flow monitor, and the drain pipe (8) is provided with an electromagnetic valve.
7. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 6, wherein: the device is characterized by further comprising a controller arranged on the outer wall of the connecting cylinder (1), wherein the controller is respectively connected with the flow monitor, the electromagnetic valve and the hydraulic cylinder (14).
8. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 1, wherein: the outer side wall of the connecting ring (5) is connected with the inner wall of the filter screen (2) in a sliding manner.
9. The intelligent filtering device for the intelligent water service water supply pipeline according to claim 4, wherein: the pull rod (12) is connected with the guide pipe (11) in a sealing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399924.8A CN109464832B (en) | 2018-11-22 | 2018-11-22 | Intelligent filtering device for intelligent water supply pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399924.8A CN109464832B (en) | 2018-11-22 | 2018-11-22 | Intelligent filtering device for intelligent water supply pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN109464832A CN109464832A (en) | 2019-03-15 |
| CN109464832B true CN109464832B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811399924.8A Active CN109464832B (en) | 2018-11-22 | 2018-11-22 | Intelligent filtering device for intelligent water supply pipeline |
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|---|---|---|---|---|
| CN114427549B (en) * | 2022-01-27 | 2023-11-14 | 广州大学 | Wedge wave annular flow generator |
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| CN109464832A (en) | 2019-03-15 |
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