CN116952667A - Sewage pipe network water quality sampling tube capable of preventing blockage - Google Patents
Sewage pipe network water quality sampling tube capable of preventing blockage Download PDFInfo
- Publication number
- CN116952667A CN116952667A CN202311220971.2A CN202311220971A CN116952667A CN 116952667 A CN116952667 A CN 116952667A CN 202311220971 A CN202311220971 A CN 202311220971A CN 116952667 A CN116952667 A CN 116952667A
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- China
- Prior art keywords
- pipe
- tube
- liquid storage
- recoil
- filter screen
- Prior art date
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- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 238000005070 sampling Methods 0.000 title claims abstract description 31
- 239000010865 sewage Substances 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 66
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000007790 scraping Methods 0.000 claims description 21
- 239000011550 stock solution Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 17
- 238000010521 absorption reaction Methods 0.000 description 10
- 239000012535 impurity Substances 0.000 description 9
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary 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
- B01D29/62—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a sewage pipe network water quality sampling tube capable of preventing blocking, which comprises a liquid storage tube and a drawing rod, wherein the liquid storage tube is vertically arranged, the drawing rod is coaxially inserted from the top end of the liquid storage tube, and the drawing rod is in sliding and sealing connection with the liquid storage tube, and is characterized in that: the liquid storage pipe is provided with a filter and a connecting mechanism, and the filter is arranged at the bottom end of the liquid storage pipe through the connecting mechanism; the filter comprises a mounting ring, a connecting pipe, a chassis, a filter screen and a cleaning component, wherein the filter screen is tubular; during the period that the water in the liquid storage pipe is discharged into the detection container, the water in the liquid storage pipe can only be discharged from the water outlet holes and the filter screen, so that the splashing of the water can be reduced.
Description
Technical Field
The utility model relates to a water quality sampling tube of a sewage pipe network, which can prevent blockage, and belongs to the field of water quality sampling tubes.
Background
The sewage pipe network is one city or one area to collect the sewage of the sewage outlet to be collected, and the sewage is discharged to the sewage treatment plant through the pipeline after being treated, so that the water quality discharged by the sewage treatment plant meets the environmental protection requirement, and the water quality of the discharge outlet is required to be sampled, treated and analyzed, and a water quality sampling tube is adopted when the discharged water is sampled; the water sampling tube is a device for collecting water samples when detecting regional water quality, and the device has various forms, such as a drawing type sampling tube similar to a syringe. When the drawing type sampling tube is used, the liquid storage tube is deeply placed into the water environment for detecting water quality, then the handle is pulled to drive the drawing rod to slide on the inner wall of the liquid storage tube, and then a water sample is drawn into the liquid storage tube from the water inlet of the liquid storage tube, so that sampling is completed.
The utility model patent with the application number of CN202223080195.4 discloses a water sampling tube capable of preventing blocking, which comprises a liquid storage tube, a protecting device and a fixing device, wherein the inner wall of the liquid storage tube is connected with a drawing rod in a sliding manner, one end of the drawing rod is fixedly connected with a handle, the protecting device is installed at the water inlet of the liquid storage tube by means of the fixing device, the protecting device comprises a sleeve and two filter screens, the sleeve is sleeved on the arc surface of the liquid storage tube, two arc plates are fixedly connected with circular plates on the surface of one side of the sleeve, which is far away from the sleeve, of the two arc plates, insertion holes are formed in the surfaces of the two arc plates, two mounting plates are fixedly connected with two mounting plates respectively on the two sides of the surface of the two filter screens, the insertion holes of the two mounting plates are respectively inserted into the two arc plates, and the problem that sundries in water can be drawn into the liquid storage tube when the water sample is collected in the prior art is solved, so that the liquid storage tube is blocked, and the sampling tube cannot be normally used. In the prior art, when water is taken, impurities can be prevented from entering the liquid storage pipe through the filter screen, so that the liquid storage pipe is prevented from being blocked, however, after the impurities are trapped on the filter screen, the filter screen is blocked, the water absorption pressure of the liquid storage pipe is increased, and the normal water absorption of the liquid storage pipe is influenced.
Therefore, a sewage pipe network water quality sampling pipe capable of preventing blockage is needed, the filter screen is prevented from being blocked, and the water absorption reliability of the liquid storage pipe is improved.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to overcome the defects of the prior art, the anti-blocking sewage pipe network water quality sampling tube is provided, which can prevent a filter screen from blocking and improve the water absorption reliability of a liquid storage tube.
The utility model solves the problems by adopting the following technical scheme: the utility model provides a sewage pipe network quality of water sampling tube that can prevent jam, includes stock solution pipe and pull rod, the vertical setting of stock solution pipe, the pull rod is inserted from the top coaxial of stock solution pipe, pull rod and stock solution pipe slip and sealing connection, its characterized in that: the liquid storage pipe is provided with a filter and a connecting mechanism, and the filter is arranged at the bottom end of the liquid storage pipe through the connecting mechanism;
the filter comprises a mounting ring, a connecting pipe, a chassis, a filter screen and a cleaning component, wherein the filter screen is tubular, the filter screen, the mounting ring and the connecting pipe are coaxially arranged with a liquid storage pipe, the top of the mounting ring is in sealing fit with the bottom end of the liquid storage pipe, the top end of the connecting pipe is fixedly arranged at the bottom of the mounting ring in a sealing manner, the chassis is fixedly arranged at the bottom end of the connecting pipe in a sealing manner, the filter screen is positioned between the mounting ring and the chassis, the two ends of the filter screen are respectively fixedly arranged on the mounting ring and the chassis, the connecting pipe and the filter screen are distributed from inside to outside, a gap is arranged between the connecting pipe and the filter screen, a water inlet hole is formed in the connecting pipe, a first one-way valve is arranged in the water inlet hole, and a second one-way valve is arranged in the water outlet hole;
the cleaning assembly comprises a rotating unit and a cleaning unit, wherein the rotating unit is externally connected with a driving source, and the cleaning unit is driven by the rotating unit to rotate around the axis of the connecting pipe through the driving source;
the cleaning unit comprises a scraping plate, the scraping plate is attached to the outer side wall of the filter screen, a connecting plate is arranged on one side, far away from the connecting pipe, of the scraping plate, the connecting plate is connected with the rotating unit through a connecting rod, and the connecting plate is connected with the scraping plate;
the filter further comprises a plurality of back flushing components which are circumferentially distributed by taking the connecting pipe as a center;
the recoil assembly comprises a recoil pipe and a recoil hole, wherein the recoil hole is formed in the connecting pipe, the recoil pipe is inserted from the top end of the connecting pipe, one end of the recoil pipe is inserted into the recoil hole, the other end of the recoil pipe is inserted with a lifting rod, the recoil pipe is in sealing and fixed connection with the inner wall of the recoil hole, a lifting disc is arranged in the recoil pipe and is in sliding and sealing connection with the recoil pipe, the lifting disc is fixedly arranged at the bottom end of the lifting rod, and a second spring is arranged at the top of the lifting disc and is connected with the recoil pipe through the second spring.
Preferably, two transmission rods are arranged on the connecting plate, the two transmission rods are distributed vertically, the axis of each transmission rod is perpendicular to and intersects with the axis of the connecting pipe, one end of each transmission rod is fixedly arranged on the outer side wall of the scraping plate, the connecting disc is fixedly arranged at the other end of each transmission rod, each transmission rod movably penetrates through the connecting plate, a first spring is sleeved on each transmission rod and is located between the connecting plate and the connecting disc, and two ends of each first spring are fixedly arranged on the connecting plate and the connecting disc respectively.
Preferably, the first spring is in a stretched state.
Preferably, the rotating unit comprises a rotating pipe, the rotating pipe is coaxially sleeved on the liquid storage pipe, the rotating pipe is rotationally connected with the liquid storage pipe through a bearing, and the connecting rod is fixedly arranged on the rotating pipe.
Preferably, the connecting mechanism comprises a plurality of inserting rods, the inserting rods are uniformly distributed circumferentially around the axis of the connecting pipe, the inserting rods are vertically and fixedly arranged at the top of the mounting ring, the outer side wall of the liquid storage pipe is provided with a plurality of slots, the slots are in one-to-one correspondence with the inserting rods, the slots extend to the bottom end of the liquid storage pipe, the inserting rods are inserted into the slots, the outer side wall of each inserting rod is provided with a first clamping groove, a plurality of second clamping grooves are arranged between two adjacent slots, a plurality of first clamping grooves and a plurality of second clamping grooves are formed into annular locking grooves, a clamp is arranged in each locking groove, the clamp is matched with each locking groove, and the outer side wall of each first clamping groove is attached to the inner wall of the clamp.
Preferably, the top and the bottom in the first clamping groove are respectively attached to the top and the bottom of the clamping hoop, and the top and the bottom in the second clamping groove are respectively attached to the top and the bottom of the clamping hoop.
Preferably, the width of the inserted link is equal to the slot width of the slot.
Preferably, the clip is composed of two clip pieces, the two clip pieces are symmetrically arranged, and the two clip pieces are locked through bolts.
Preferably, a handle is arranged at the top end of the drawing rod.
Compared with the prior art, the utility model has the advantages that:
1. during the water absorption period of the liquid storage pipe, the scraping plate scrapes off the impurities trapped on the filter screen through the rotation of the scraping rod on the outer side wall of the filter screen, so that the influence of the blockage of the filter screen on the normal water absorption of the liquid storage pipe is avoided, and the water absorption reliability of the liquid storage pipe is improved;
2. during the period that the water in the liquid storage pipe is discharged into the detection container, the water in the liquid storage pipe can only be discharged from the water outlet holes and the filter screen, so that the splashing of the water can be reduced;
3. after the water sampling is finished, the water or air in the back blowing pipe is discharged and passes through the filter from the inside of the filter screen, so that the back flushing of the filter screen is realized, the impurities trapped on the filter screen are separated from the filter, the automatic cleaning of the filter screen is realized, and the filter screen is prevented from being blocked.
Drawings
FIG. 1 is a perspective view of a water sampling tube for a sewage pipe network, which can prevent blockage;
FIG. 2 is a front view of a water sampling tube for a sewage pipe network, which can prevent blockage;
FIG. 3 is a left side view of a water sampling tube of an anti-clogging sewage pipe network according to the present utility model;
FIG. 4 is a bottom view of a water sampling tube for an anti-clogging sewage network according to the present utility model;
FIG. 5 is a perspective view of a filter;
FIG. 6 is a cross-sectional view of a filter;
FIG. 7 is a schematic view of a cleaning assembly;
fig. 8 is an enlarged view of a portion a of fig. 7;
FIG. 9 is a schematic diagram of the connection of a recoil assembly to a connection tube;
FIG. 10 is a perspective view of a recoil assembly;
FIG. 11 is a schematic view of the internal structure of the recoil assembly;
FIG. 12 is a schematic view of the structure of the connecting mechanism;
fig. 13 is a schematic structural view of the liquid storage tube.
Wherein:
a liquid storage pipe 1, a drawing rod 2, a handle 3, a filter 4 and a connecting mechanism 5;
mounting ring 401, connecting tube 402, chassis 403, filter screen 404, cleaning component 405, water inlet 406, first check valve 407, water outlet 408, second check valve 409, and backflushing component 410;
a rotating unit 405.1, a cleaning unit 405.2;
a rotating tube 405.11, bearing 405.12;
scraper 405.21, connecting plate 405.22, transmission rod 405.23, connecting disc 405.24, first spring 405.25, connecting rod 405.26;
a recoil tube 410.1, a recoil hole 410.2, a lifting lever 410.3, a lifting disk 410.4, and a second spring 410.5;
the device comprises a plunger 501, a slot 502, a first clamping groove 503, a second clamping groove 504 and a clamp 505;
hoop sheet 505.1, bolt 505.2.
Detailed Description
As shown in fig. 1-13, an anti-blocking sewage pipe network water quality sampling tube in the embodiment comprises a liquid storage tube 1 and a pull rod 2, wherein the liquid storage tube 1 is vertically arranged, the pull rod 2 is coaxially inserted from the top end of the liquid storage tube 1, the pull rod 2 is slidably and hermetically connected with the liquid storage tube 1, a handle 3 is arranged at the top end of the pull rod 2, a filter 4 and a connecting mechanism 5 are arranged on the liquid storage tube 1, and the filter 4 is installed at the bottom end of the liquid storage tube 1 through the connecting mechanism 5;
the filter 4 comprises a mounting ring 401, a connecting pipe 402, a chassis 403, a filter screen 404 and a cleaning assembly 405, wherein the filter screen 404 is tubular, the filter screen 404, the mounting ring 401 and the connecting pipe 402 are all coaxially arranged with the liquid storage pipe 1, the top of the mounting ring 401 is in sealing fit with the bottom end of the liquid storage pipe 1, the top end of the connecting pipe 402 is fixedly arranged at the bottom of the mounting ring 401 in a sealing manner, the chassis 403 is fixedly arranged at the bottom end of the connecting pipe 402 in a sealing manner, the filter screen 404 is positioned between the mounting ring 401 and the chassis 403, two ends of the filter screen 404 are respectively fixedly arranged on the mounting ring 401 and the chassis 403, the connecting pipe 402 and the filter screen 404 are distributed from inside to outside, gaps are formed between the connecting pipe 402 and the filter screen 404, a plurality of water inlets 406 are formed in the connecting pipe 402, a first one-way valve 407 is arranged in the plurality of water inlets 406, a water outlet 408 is formed in the chassis 403, and a second one-way valve 409 is arranged in the water outlet 408;
the cleaning assembly 405 includes a rotating unit 405.1 and two cleaning units 405.2, the two cleaning units 405.2 are uniformly distributed on the outer side of the filter screen 404 circumferentially around the connecting pipe 402, and the rotating unit 405.1 is used for driving the two cleaning units 405.2 to rotate around the axis of the connecting pipe 402;
the cleaning unit 405.2 includes a scraper 405.21, the scraper 405.21 is attached to an outer side wall of the filter screen 404, a connecting plate 405.22 is disposed on a side of the scraper 405.21 away from the connecting pipe 402, the connecting plate 405.22 is connected with the rotating unit 405.1 through a connecting rod 405.26, and the connecting plate 405.22 is connected with the scraper 405.21;
the connecting plate 405.22 is provided with two transmission rods 405.23, the two transmission rods 405.23 are vertically distributed, the axis of the transmission rod 405.23 is vertical to and intersects with the axis of the connecting pipe 402, one end of the transmission rod 405.23 is fixedly arranged on the outer side wall of the scraper 405.21, the other end of the transmission rod 405.23 is fixedly provided with a connecting plate 405.24, the transmission rod 405.23 movably passes through the connecting plate 405.22, the transmission rod 405.23 is sleeved with a first spring 405.25, the first spring 405.25 is positioned between the connecting plate 405.22 and the connecting plate 405.24, two ends of the first spring 405.25 are fixedly arranged on the connecting plate 405.22 and the connecting plate 405.24 respectively, and the first spring 405.25 is in a stretching state;
the rotating unit 405.1 includes a rotating tube 405.11, the rotating tube 405.11 is coaxially sleeved on the liquid storage tube 1, the rotating tube 405.11 is rotatably connected with the liquid storage tube 1 through a bearing 405.12, and the connecting rod 405.26 is fixedly arranged on the rotating tube 405.11;
the connecting mechanism 5 comprises a plurality of inserting rods 501, the inserting rods 501 are uniformly distributed circumferentially around the axis of the connecting pipe 402, the inserting rods 501 are vertically and fixedly arranged at the top of the mounting ring 401, the outer side wall of the liquid storage pipe 1 is provided with a plurality of inserting grooves 502, the inserting grooves 502 are in one-to-one correspondence with the inserting rods 501, the inserting grooves 502 extend to the bottom end of the liquid storage pipe 1, the inserting rods 501 are inserted into the inserting grooves 502, the width of each inserting rod 501 is equal to the width of each inserting groove 502, the outer side wall of each inserting rod 501 is provided with a first clamping groove 503, a plurality of second clamping grooves 504 are arranged between two adjacent inserting grooves 502, a plurality of first clamping grooves 503 and a plurality of second clamping grooves 504 form annular locking grooves, clamps 505 are arranged in the locking grooves, the outer side walls of the first clamping grooves 503 are in fit with the inner walls of the clamps 505, the top and the bottom of the clamps 505 are respectively in fit with the top and the bottom of the clamps 505, and the top and the bottom of the clamps 505 in the second clamping grooves 504 are respectively fit with the top and the bottom of the clamps 505;
the clamp 505 is composed of two hoop sheets 505.1, the two hoop sheets 505.1 are symmetrically arranged, the two hoop sheets 505.1 are locked through bolts 505.2, and the hoop sheets 505.1 are arc-shaped;
the filter 4 further includes a plurality of backflushing components 410, the plurality of backflushing components 410 being uniformly distributed circumferentially about the connecting tube 402;
the recoil assembly 410 comprises a recoil tube 410.1 and a recoil hole 410.2, wherein the recoil hole 410.2 is arranged on the connecting tube 402, the recoil tube 410.1 is inserted from the top end of the connecting tube 402, one end of the recoil tube 410.1 is inserted into the recoil hole 410.2, the other end of the recoil tube 410.1 is vertically inserted with a lifting rod 410.3, the recoil tube 410.1 is in sealing and fixed connection with the inner wall of the recoil hole 410.2, a lifting disc 410.4 is arranged in the recoil tube 410.1, the lifting disc 410.4 is in sliding and sealing connection with the recoil tube 410.1 up and down, the lifting disc 410.4 is fixedly arranged at the bottom end of the lifting rod 410.3, and a plurality of second springs 410.5 are arranged at the top of the lifting disc 410.4 and are connected with the recoil tube 410.1 through second springs 410.5;
working principle:
the filter 4 is inserted into water, then the pull rod 2 is pulled to rise, so that the pressure in the liquid storage pipe 1 is reduced, water cannot be conveyed into the connecting pipe 402 from the water inlet 406 at the moment due to the unidirectional characteristic of the second one-way valve 409, and only water can be conveyed into the connecting pipe 402 from the water inlet 406 and then conveyed into the liquid storage pipe 1 from the mounting ring 401, so that water sampling is realized, impurities in the water are trapped through the filter screen 404, and water filtration is realized;
after the water is sampled, the filter 4 is removed from the water, the filter 4 is placed in the detection container, and then the pull rod 2 is pushed to descend, so that the pressure in the liquid storage pipe 1 is increased, and the water in the connecting pipe 402 cannot be discharged from the water outlet 408 due to the unidirectional characteristic of the first unidirectional valve 407, so that only the water in the connecting pipe 402 can be discharged from the water outlet 408;
during the period that water in the liquid storage pipe 1 is discharged into the detection container, the pull rod 2 cannot be abutted against the lifting rod 410.3 by controlling the descending distance of the pull rod 2, after the water quantity in the detection container is detected by descending of the pull rod 2, the filter 4 is removed from the detection container, then the pull rod 2 continues to descend, and after the pull rod 2 descends and abuts against the lifting rod 410.3, the lifting rod 410.3 and the lifting disc 410.4 are pushed to descend along with the continuing descending of the pull rod 2, the second spring 410.5 is deformed, and through the descending of the lifting disc 410.4, water or air in the backflushing pipe 410.1 is discharged and passes through the filter 4 from the inside of the filter 404, backflushing of the filter 404 is realized, impurities trapped on the filter 404 are separated from the filter 4, automatic cleaning of the filter 404 is realized, the filter 404 is prevented from being blocked, and when the pull rod 2 ascends and is separated from the lifting rod 410.3, reset of the lifting disc 410.4 and the lifting rod 410.3 is realized through the elastic function of the second spring 410.5;
in addition, during the period that the water in the liquid storage pipe 1 is discharged into the detection container, the water in the liquid storage pipe 1 can only be discharged from the water outlet 408 and can be discharged from the filter screen 404, so that the splashing of the water can be reduced;
during the water absorption of the liquid storage tube 1, the rotating tube 405.11 rotates on the bearing 405.12, the rotating tube 405.11 drives the scraping plate 405.21 to rotate on the outer side wall of the filter screen 404 through the connecting rod 405.26, the connecting plate 405.22 and the transmission rod 405.23, so that the scraping plate 405.21 scrapes off impurities trapped on the filter screen 404, the influence of the blockage of the filter screen 404 on the normal water absorption of the liquid storage tube 1 is avoided, the water absorption reliability of the liquid storage tube 1 is improved, the connecting disc 405.24 and the transmission rod 405.23 generate thrust to the scraping plate 405.21 in the direction close to the filter screen 404 through the elastic effect generated by the first spring 405.25, the gap between the scraping plate 405.21 and the filter screen 404 is reduced, the impurity scraping effect of the scraping plate 405.21 is improved, and after the inner side wall of the scraping plate 405.21 is worn, the scraping plate 405.21 can be moved towards the direction close to the connecting tube 402 and the scraping plate 405.21 is always attached to the filter screen 404, so that the reliability of the impurities on the scraping plate 405.21 scrapes off the filter screen 404 is improved;
of course, a mobile module can be arranged on the drawing rod 2, the drawing rod 2 is controlled to lift by the mobile module, the rotating tube 405.11 can be manually driven to rotate, and also can be driven to rotate by a power device, and the power device can be a combination of a motor and a gear;
positioning of the filter 4 in the circumferential direction is realized through the cooperation between the inserted link 501 and the slot 502, positioning of the filter 4 in the up-down direction is realized through the cooperation between the clamp 505 and the first clamping groove 503 and the second clamping groove 504, and stability of the filter 4 is improved;
in addition to the above embodiments, the present utility model also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present utility model.
Claims (9)
1. The utility model provides a sewage pipe network quality of water sampling tube that can prevent jam, includes stock solution pipe (1) and takes out pull rod (2), the vertical setting of stock solution pipe (1), take out pull rod (2) and follow the top coaxial insertion of stock solution pipe (1), take out pull rod (2) and stock solution pipe (1) slip and sealing connection, its characterized in that: the liquid storage tube (1) is provided with a filter (4) and a connecting mechanism (5), and the filter (4) is arranged at the bottom end of the liquid storage tube (1) through the connecting mechanism (5);
the filter (4) comprises a mounting ring (401), a connecting pipe (402), a chassis (403), a filter screen (404) and a cleaning component (405), wherein the filter screen (404) is tubular, the filter screen (404), the mounting ring (401) and the connecting pipe (402) are coaxially arranged with the liquid storage pipe (1), the top of the mounting ring (401) is sealed and attached to the bottom end of the liquid storage pipe (1), the top end of the connecting pipe (402) is sealed and fixedly arranged at the bottom of the mounting ring (401), the chassis (403) is sealed and fixedly arranged at the bottom end of the connecting pipe (402), the filter screen (404) is positioned between the mounting ring (401) and the chassis (403), two ends of the filter screen (404) are fixedly arranged on the mounting ring (401) and the chassis (403) respectively, the connecting pipe (402) and the filter screen (404) are distributed outwards from inside, a gap is arranged between the connecting pipe (402) and the filter screen (404), a water inlet hole (406) is formed in the connecting pipe (402), a first one-way valve (403) is arranged in the water inlet (406), a second one-way valve (408) is arranged in the chassis (408), and a water outlet valve (408) is arranged in the water outlet hole (409);
the cleaning assembly (405) comprises a rotating unit (405.1) and a cleaning unit (405.2), wherein the rotating unit (405.1) is externally connected with a driving source, and the driving source enables the rotating unit (405.1) to drive the cleaning unit (405.2) to rotate around the axis of the connecting pipe (402);
the cleaning unit (405.2) comprises a scraping plate (405.21), the scraping plate (405.21) is attached to the outer side wall of the filter screen (404), a connecting plate (405.22) is arranged on one side, far away from the connecting pipe (402), of the scraping plate (405.21), the connecting plate (405.22) is connected with the rotating unit (405.1) through a connecting rod (405.26), and the connecting plate (405.22) is connected with the scraping plate (405.21);
the filter (4) further comprises a plurality of backflushing components (410), the plurality of backflushing components (410) being circumferentially distributed about the connecting tube (402);
the recoil assembly (410) comprises a recoil tube (410.1) and a recoil hole (410.2), the recoil hole (410.2) is formed in the connecting tube (402), the recoil tube (410.1) is inserted from the top end of the connecting tube (402), one end of the recoil tube (410.1) is inserted into the recoil hole (410.2), the other end of the recoil tube (410.1) is inserted into a lifting rod (410.3), the recoil tube (410.1) is in sealing and fixed connection with the inner wall of the recoil hole (410.2), a lifting disc (410.4) is arranged in the recoil tube (410.1), the lifting disc (410.4) is in sliding and sealing connection with the recoil tube (410.1), the lifting disc (410.4) is fixedly arranged at the bottom end of the lifting rod (410.3), a second spring (410.5) is arranged at the top of the lifting disc (410.4), and the lifting disc (410.4) is connected with the recoil tube (410.1) through a second spring (410.5).
2. The anti-clogging sewage pipe network water quality sampling tube of claim 1, wherein: be provided with two transfer line (405.23) on connecting plate (405.22), two transfer line (405.23) are distributed from top to bottom, the axis of transfer line (405.23) is perpendicular and crossing with the axis of connecting pipe (402), the fixed lateral wall that sets up in scraper blade (405.21) of one end of transfer line (405.23), the fixed connection pad (405.24) that sets up of the other end of transfer line (405.23), transfer line (405.23) activity passes connecting plate (405.22), the cover is equipped with first spring (405.25) on transfer line (405.23), first spring (405.25) are located between connecting plate (405.22) and connection pad (405.24), the both ends of first spring (405.25) are fixed respectively and are set up on connecting plate (405.22) and connection pad (405.24).
3. The anti-clogging sewage pipe network water quality sampling tube of claim 2, wherein: the first spring (405.25) is in tension.
4. The anti-clogging sewage pipe network water quality sampling tube of claim 1, wherein: the rotating unit (405.1) comprises a rotating pipe (405.11), the rotating pipe (405.11) is coaxially sleeved on the liquid storage pipe (1), the rotating pipe (405.11) is rotationally connected with the liquid storage pipe (1), and the connecting rod (405.26) is fixedly arranged on the rotating pipe (405.11).
5. The anti-clogging sewage pipe network water quality sampling tube of claim 1, wherein: coupling mechanism (5) are including a plurality of inserted bars (501), a plurality of inserted bars (501) use the axis of connecting pipe (402) as central circumference evenly distributed, the vertical fixed top that sets up in collar (401) of inserted bar (501), the lateral wall of stock solution pipe (1) is provided with a plurality of slots (502), a plurality of slots (502) and a plurality of inserted bars (501) one-to-one, slot (502) extend to the bottom of stock solution pipe (1), inserted bar (501) insert slot (502), the lateral wall of inserted bar (501) is provided with first draw-in groove (503), is provided with a plurality of second draw-in grooves (504) between two adjacent slots (502), a plurality of first draw-in groove (503) and a plurality of second draw-in groove (504) form annular locking groove, be provided with clamp (505) in the locking groove, clamp (505) and locking groove match, the lateral wall of first draw-in groove (503) is laminated with the inner wall of clamp (505).
6. The anti-clogging sewage pipe network water quality sampling tube of claim 5, wherein: the top and the bottom in the first clamping groove (503) are respectively attached to the top and the bottom of the clamp (505), and the top and the bottom in the second clamping groove (504) are respectively attached to the top and the bottom of the clamp (505).
7. The anti-clogging sewage pipe network water quality sampling tube of claim 5, wherein: the width of the inserted link (501) is equal to the slot width of the slot (502).
8. The anti-clogging sewage pipe network water quality sampling tube of claim 5, wherein: the clamp (505) consists of two clamp pieces (505.1), the two clamp pieces (505.1) are symmetrically arranged, and the two clamp pieces (505.1) are locked through bolts (505.2).
9. The anti-clogging sewage pipe network water quality sampling tube of claim 1, wherein: the top end of the drawing rod (2) is provided with a handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311220971.2A CN116952667B (en) | 2023-09-21 | 2023-09-21 | Sewage pipe network water quality sampling tube capable of preventing blockage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311220971.2A CN116952667B (en) | 2023-09-21 | 2023-09-21 | Sewage pipe network water quality sampling tube capable of preventing blockage |
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| CN116952667A true CN116952667A (en) | 2023-10-27 |
| CN116952667B CN116952667B (en) | 2023-12-15 |
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| CN202311220971.2A Active CN116952667B (en) | 2023-09-21 | 2023-09-21 | Sewage pipe network water quality sampling tube capable of preventing blockage |
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| CN117347115A (en) * | 2023-12-05 | 2024-01-05 | 四川绵竹川润化工有限公司 | Multi-cavity sampling device for sewage water quality detection |
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| CN118010425B (en) * | 2024-04-08 | 2024-06-04 | 山东省地矿工程勘察院(山东省地质矿产勘查开发局八〇一水文地质工程地质大队) | Groundwater fixed point sampling device for water source protection |
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| CN118010425A (en) * | 2024-04-08 | 2024-05-10 | 山东省地矿工程勘察院(山东省地质矿产勘查开发局八〇一水文地质工程地质大队) | Groundwater fixed point sampling device for water source protection |
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| CN116952667B (en) | 2023-12-15 |
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