CN111672177A - Sewage filtering and detecting device - Google Patents
Sewage filtering and detecting device Download PDFInfo
- Publication number
- CN111672177A CN111672177A CN202010591052.6A CN202010591052A CN111672177A CN 111672177 A CN111672177 A CN 111672177A CN 202010591052 A CN202010591052 A CN 202010591052A CN 111672177 A CN111672177 A CN 111672177A
- Authority
- CN
- China
- Prior art keywords
- filter screen
- tank body
- screen frame
- sewage
- detecting device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 41
- 238000001914 filtration Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 210000005056 cell body Anatomy 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000012372 quality testing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005406 washing Methods 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000007790 scraping Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- B01D29/01—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 flat filtering elements
- B01D29/03—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 flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- 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
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of detection, in particular to a sewage filtering and detecting device, which comprises a tank body, a water outlet pipe and a water inlet pipe, wherein the water outlet pipe and the water inlet pipe are respectively arranged at the upper side and the lower side of the left part of the tank body; the invention is convenient for replacing the filter screen frame, is convenient for maintenance or cleaning, improves the filtering effect by enabling sewage to pass through the filter screen frame from bottom to top, is beneficial to subsequent water quality detection, realizes cleaning of the filter screen frame and the groove body by spraying and washing the filter screen frame and scraping dirt in the groove body by the filter screen frame, and enables the cleaned water and dirt to be easily discharged from the groove body under the action of the conical groove body.
Description
Technical Field
The invention relates to the technical field of detection, in particular to a sewage filtering and detecting device.
Background
Before detecting sewage usually, need carry out filtration treatment to sewage, with the impurity filtering in the sewage, avoid impurity to block up or image quality of water sensor's detection.
At present, chinese patent No. 201721119736.6 discloses an industrial waste water filters detection device, including waste water buffer filter, clean doctor-bar and detection mechanism, one side of waste water buffer filter has set firmly the waste water entry, is equipped with the scavenge pipe perpendicularly on the waste water entry, and sealed lid is installed through the bolt in waste water buffer filter's top, and driving motor is installed at the top of sealed lid, and the pivot is installed perpendicularly at waste water buffer filter's inside center, and the outer loop of pivot is equipped with the filter screen board. The utility model discloses a though can realize the light processing to the inner wall dirt, the inside rivers passageway of detection mechanism is avoided to the water quality testing sensor simultaneously, does benefit to the life of extension sensor.
But the following defects and shortcomings exist in the implementation process:
dirt after the inner wall is cleaned is not easy to discharge, and the filtering effect of the device is poor, so that subsequent water quality detection is influenced.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides a sewage filtering and detecting device which can effectively solve the problems that dirt on the inner wall after being cleaned is difficult to discharge in the prior art, and the subsequent water quality detection is influenced due to the poor filtering effect of the device.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a sewage filtering and detecting device comprises a tank body, a water outlet pipe and a water inlet pipe which are respectively arranged at the upper side and the lower side of the left part of the tank body, wherein a water quality detection sensor assembly is arranged on the water outlet pipe, the lower part of the tank body is fixedly communicated with a sewage discharge pipe through a conical tank body, a rotating screw rod is rotationally connected in the tank body, a filter screen frame capable of moving up and down is arranged in the tank body, a thread sleeve in threaded connection with the rotating screw rod is arranged in the middle of the filter screen frame, a support is fixedly arranged at the upper side of the tank body, an adjusting screw rod penetrates through the threads in the middle of the support, a spherical cover body is hinged at the bottom end of the adjusting screw rod, a stepping motor is arranged in the middle of the lower side of the cover body, the output end of the stepping, and a water inlet pump is arranged on the water inlet pipe.
Furthermore, an electromagnetic valve is arranged between the lower end of the conical groove body and the upper end of the sewage discharge pipe, and the opening and closing of the sewage discharge pipe are regulated and controlled by controlling the electromagnetic valve.
Furthermore, a bearing seat which is rotatably connected with the bottom of the rotating screw is arranged in the lower part of the groove body through a cross, so that the rotating screw is rotatably connected in the groove body.
Furthermore, the filter screen frame circumference lateral wall symmetry has been seted up first and has been injectd the spout, the lateral wall all is provided with the first draw runner of injecing spout sliding fit around the cell body, through first injecing spout and the first draw runner of injecing to inject the rotation of filter screen frame, and then realize making the filter screen frame reciprocate along with the rotation of rotating the screw rod.
Furthermore, the support inside wall all is provided with the second and prescribes a limit to the draw runner in opposite directions, lid circumference lateral wall symmetry is seted up and is prescribed a limit to the spout with the second of prescribing a limit to draw runner sliding fit, prescribes a limit to the draw runner with the second through the second to prescribe a limit to the rotation of lid, and then realize making the lid reciprocate along with the rotation of adjusting the screw rod.
Furthermore, a sealing rubber ring is arranged at the contact part of the cover body and the upper end of the groove body, so that the sealing property between the cover body and the groove body is improved.
Furthermore, the plug-in components include a turntable arranged at the output end of the stepping motor and a rectangular plug-in block arranged in the middle of the bottom side of the turntable, a rectangular slot in plug-in fit with the rectangular plug-in block is formed in the upper end of the rotating screw rod, and the output end of the stepping motor is fixedly connected with the upper end of the rotating screw rod through the matching of the rectangular plug-in block and the rectangular slot.
Furthermore, the conduit assembly comprises a long conduit connected with the cleaning water pump, a thick annular tube connected and communicated with the long conduit, an inclined conduit connected and communicated with the thick annular tube through a plurality of groups of longitudinal conduits, and a plurality of groups of thin annular tubes arranged on the upper side of the cover body and connected and communicated with the water spray nozzles, wherein the inclined conduit is respectively connected and communicated with the thin annular tubes, the cleaning water pump is connected with a water pipe, the cleaning water is pressurized and input into the thick annular tube through the long conduit, then input into the inclined conduit through the longitudinal conduit, and then input into the thin annular tube and then sprayed out through the water spray nozzles.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
the invention is convenient for replacing the filter screen frame, is convenient for maintenance or cleaning, improves the filtering effect by enabling sewage to pass through the filter screen frame from bottom to top, is beneficial to subsequent water quality detection, realizes cleaning of the filter screen frame and the groove body by spraying and washing the filter screen frame and scraping dirt in the groove body by the filter screen frame, and enables the cleaned water and dirt to be easily discharged from the groove body under the action of the conical groove body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A' of the present invention;
FIG. 4 is an enlarged view of the structure at B of the present invention;
the reference numerals in the drawings denote: 1-a groove body; 2-water outlet pipe; 3-water inlet pipe; 4-a water quality detection sensor assembly; 5-a conical tank body; 6-a sewage draining pipe; 7-rotating the screw; 8-a filter screen frame; 9-thread bushing; 10-a scaffold; 11-adjusting screw; 12-a cover body; 13-a stepper motor; 14-a solenoid valve; 15-a cross; 16-a first defining slide; 17-a second defining slide; 18-a turntable; 19-rectangular insert blocks; 20-rectangular slots; 21-long catheter; 22-a thick annular tube; 23-a longitudinal conduit; 24-a beveled conduit; 25-thin ring-shaped tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
The sewage filtering and detecting device of the embodiment is as follows with reference to fig. 1-4: comprises a tank body 1, a water outlet pipe 2 and a water inlet pipe 3 which are respectively arranged at the upper side and the lower side of the left part of the tank body 1, a water quality detection sensor assembly 4 is arranged on the water outlet pipe 2, the lower part of the tank body 1 is fixedly communicated with a blow-off pipe 6 through a conical tank body 5, a rotating screw 7 is rotationally connected in the tank body 1, a filter screen frame 8 which can move up and down is arranged in the tank body 1, a thread sleeve 9 which is in threaded connection with the rotating screw 7 is arranged in the middle of the filter screen frame 8, filter screens are arranged at the upper side and the lower side of the filter screen frame 8, a support 10 is fixedly arranged at the upper part of the tank body 1, an adjusting screw 11 penetrates through the middle of the support 10, a spherical cover body 12 is hinged at the bottom end of the adjusting screw 11, a stepping motor 13 is arranged in the middle of the, the water inlet pipe 3 is provided with a water inlet pump.
Wherein, an electromagnetic valve 14 is arranged between the lower end of the conical groove body 5 and the upper end of the sewage discharge pipe 6, and the opening and closing of the sewage discharge pipe 6 are regulated and controlled by controlling the electromagnetic valve 14.
Wherein, a bearing seat which is rotationally connected with the bottom of the rotating screw 7 is arranged in the lower part of the tank body 1 through a cross 15, so that the rotating screw 7 is rotationally connected in the tank body 1.
Wherein, the filter screen frame 8 circumference lateral wall symmetry has been seted up first and has been injectd the spout, and the lateral wall all is provided with the first draw runner 16 of injecing spout sliding fit around the cell body 1, through first injecing spout and the first draw runner 16 of injecing to inject filter screen frame 8's rotation, and then realize making filter screen frame 8 reciprocate along with the rotation of rotating screw 7.
Wherein, support 10 inside wall in opposite directions all is provided with the second and limits draw runner 17, and lid 12 circumference lateral wall symmetry is seted up and is limited draw runner with the second of the drawing runner 17 sliding fit's second and is limited the spout, limits draw runner 17 with the second through the second to the rotation of injecing lid 12, and then the rotation that realizes following adjustment screw 11 makes lid 12 reciprocate.
Wherein, the contact part between the cover body 12 and the upper end of the tank body 1 is provided with a sealing rubber ring, which improves the sealing performance between the cover body 12 and the tank body 1.
Wherein, the plug-in components include setting up the carousel 18 at step motor 13 output and setting up the rectangle inserted block 19 in carousel 18 bottom side middle part, rotate screw 7 upper end and offer with rectangle inserted block 19 grafting complex rectangle slot 20, through the cooperation of rectangle inserted block 19 and rectangle slot 20, realize step motor 13 output and rotate the fixed connection of screw 7 upper end.
The pipe assembly comprises a long guide pipe 21 connected with a cleaning water pump, a thick annular pipe 22 connected and communicated with the long guide pipe 21, an inclined guide pipe 24 connected and communicated with the thick annular pipe 22 through a plurality of groups of longitudinal guide pipes 23, and a plurality of groups of thin annular pipes 25 arranged on the upper side of the cover body 12 and connected and communicated with water spray nozzles, wherein the inclined guide pipes 24 are respectively connected and communicated with the thin annular pipes 25, the cleaning water pump is connected with a water pipe, cleaning water is pressurized and input into the thick annular pipe 22 through the long guide pipe 21, then input into the inclined guide pipes 24 through the longitudinal guide pipes 23, and then the cleaning water is input into the thin annular pipes 25 and then sprayed out through the water spray nozzles.
When the device is used, the electromagnetic valve 14 is closed, the stepping motor 13 is regulated and controlled, the filter screen frame 8 is driven to move up and down by rotating the rotating screw 7, so that the filter screen frame 8 is regulated to the lower side of the water outlet pipe 2, the water inlet pipe 3 is communicated with a sewage pipe, and the water inlet pump is started, at the moment, the water inlet pump pressurizes sewage, the sewage enters the tank body 1 through the water inlet pipe 3, the sewage passes through the filter screen frame 8 from bottom to top in the tank body 1, the filtering effect of upper and lower layers of filter screens in the filter screen frame 8 on the sewage is improved, and the subsequent water quality detection is facilitated; after passing through the filter screen frame 8, the sewage flows out through the water outlet pipe 2, and the sewage flowing through the water outlet pipe 2 is detected through the water quality detection sensor assembly 4, so that the influence of sewage impurities on the detection of the sewage is reduced through the filtration of the sewage; if the filter screen and the dirt in the tank body 1 need to be cleaned, the water inlet pipe 3 and the sewage pipe are closed, the electromagnetic valve 14 is opened, the cleaning water pump is opened at the moment, cleaning water is sprayed out from a plurality of groups of water spray nozzles through the pipe assembly to clean the filter screen in a spraying manner, the wall of the tank body 1 can be washed by the cleaned water, then the stepping motor 13 is regulated and controlled, the filter screen frame 8 is driven to move downwards and upwards through the rotation of the rotating screw 7, so that the dirt in the tank body 1 is scraped through the filter screen frame 8, the dirt is washed down from the filter screen frame 8 under the spraying of the cleaning water, the cleaned water is collected through the conical tank body 5 and is discharged through the sewage discharge pipe 6, and the discharge of the cleaned water is improved; if when will follow the trade filter screen frame 8, then rotate adjusting screw 11, it rises to drive lid 12, open 1 upper end of cell body, take off filter screen frame 8 along rotating 7 spirals of screw rod again, after 7 upper portions of rotating screw rod with new filter screen frame 8 spirals again, rotate rotating screw rod 7, make the first spout of injecing of filter screen frame 8 spiral shell correspond with first injecing draw runner 16, rotate rotating screw rod 7 again, make filter screen frame 8 along rotating 7 one section distances of downward removals of screw rod, thereby realize installing new filter screen frame 8 on rotating screw rod 7.
The device not only is convenient for with trading filter screen frame 8, and then be convenient for maintenance or washing, from up passing through filter screen frame 8 down through sewage moreover, improve the filter effect, and then be favorable to subsequent water quality testing, wash through the injection to filter screen frame 8 simultaneously, and filter screen frame 8 strikes off the dirt in cell body 1, realize the washing of filter screen frame 8 and cell body 1 inslot, to and under the effect of toper cell body 5, make water and dirt after the washing easily discharge from cell body 1.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (8)
1. The utility model provides a sewage filters detection device, includes cell body (1) and sets up outlet pipe (2) and inlet tube (3) of downside on cell body (1) left part respectively, is provided with water quality testing sensor subassembly (4), its characterized in that on outlet pipe (2): the lower part of the tank body (1) is fixedly communicated with a sewage discharge pipe (6) through a conical tank body (5), the tank body (1) is rotationally connected with a rotary screw rod (7), a filter screen frame (8) capable of moving up and down is arranged in the tank body (1), the middle part of the filter screen frame (8) is provided with a thread sleeve (9) in threaded connection with the rotary screw rod (7), the upper side and the lower side of the filter screen frame (8) are respectively provided with a filter screen, the upper part of the tank body (1) is fixedly provided with a support (10), the middle part of the support (10) is provided with an adjusting screw rod (11) in a threaded penetrating manner, the bottom end of the adjusting screw rod (11) is hinged with a cover body (12) in a spherical manner, the middle part of the lower side of the cover body (12) is provided with a stepping motor (13), the output end of the stepping motor (13), and a water inlet pump is arranged on the water inlet pipe (3).
2. The sewage filtering and detecting device according to claim 1, wherein an electromagnetic valve (14) is arranged between the lower end of the conical tank body (5) and the upper end of the sewage discharge pipe (6).
3. The sewage filtering and detecting device according to claim 1, wherein a bearing seat rotatably connected with the bottom of the rotating screw (7) is arranged in the lower part of the tank body (1) through a cross (15).
4. The sewage filtering and detecting device according to claim 1, wherein first limiting sliding grooves are symmetrically formed in the circumferential side wall of the screen frame (8), and first limiting sliding strips (16) which are in sliding fit with the first limiting sliding grooves are arranged on the front side wall and the rear side wall of the tank body (1).
5. The sewage filtering and detecting device according to claim 1, wherein the opposite inner side walls of the bracket (10) are provided with second limiting sliding strips (17), and the circumferential side wall of the cover body (12) is symmetrically provided with second limiting sliding grooves in sliding fit with the second limiting sliding strips (17).
6. The sewage filtering and detecting device according to claim 1, wherein a sealing rubber ring is arranged at the contact part of the cover body (12) and the upper end of the tank body (1).
7. The sewage filtering and detecting device according to claim 1, wherein the plug-in assembly comprises a rotary disc (18) arranged at the output end of the stepping motor (13) and a rectangular plug-in block (19) arranged in the middle of the bottom side of the rotary disc (18), and a rectangular slot (20) which is in plug-in fit with the rectangular plug-in block (19) is formed at the upper end of the rotating screw rod (7).
8. The sewage filtering and detecting device according to claim 1, wherein the conduit assembly comprises a long conduit (21) connected with the cleaning water pump, a thick ring-shaped pipe (22) connected and communicated with the long conduit (21), an inclined conduit (24) connected and communicated with the thick ring-shaped pipe (22) through a plurality of groups of longitudinal conduits (23), and a plurality of groups of thin ring-shaped pipes (25) arranged on the upper side of the cover body (12) and connected and communicated with the water spray nozzle, wherein the inclined conduit (24) is respectively connected and communicated with the thin ring-shaped pipes (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591052.6A CN111672177A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering and detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591052.6A CN111672177A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering and detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111672177A true CN111672177A (en) | 2020-09-18 |
Family
ID=72437013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010591052.6A Pending CN111672177A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering and detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111672177A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208591614U (en) * | 2018-06-29 | 2019-03-12 | 健进制药有限公司 | With the medium-sized barrel shape filter for simply mentioning lid arrangement |
| CN208948995U (en) * | 2018-09-05 | 2019-06-07 | 朱盛永 | A kind of purification of water quality storage apparatus of high guaranteeing the quality property |
| CN110038341A (en) * | 2019-05-15 | 2019-07-23 | 三峡大学 | A kind of the river filtering smart machine and method of high pressure washing |
-
2020
- 2020-06-24 CN CN202010591052.6A patent/CN111672177A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208591614U (en) * | 2018-06-29 | 2019-03-12 | 健进制药有限公司 | With the medium-sized barrel shape filter for simply mentioning lid arrangement |
| CN208948995U (en) * | 2018-09-05 | 2019-06-07 | 朱盛永 | A kind of purification of water quality storage apparatus of high guaranteeing the quality property |
| CN110038341A (en) * | 2019-05-15 | 2019-07-23 | 三峡大学 | A kind of the river filtering smart machine and method of high pressure washing |
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Application publication date: 20200918 |