CN111514636B - Subsequent purification treatment device for sewage - Google Patents
Subsequent purification treatment device for sewage Download PDFInfo
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- CN111514636B CN111514636B CN202010353800.7A CN202010353800A CN111514636B CN 111514636 B CN111514636 B CN 111514636B CN 202010353800 A CN202010353800 A CN 202010353800A CN 111514636 B CN111514636 B CN 111514636B
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- barrel body
- sewage
- fixed barrel
- pipe
- communicated
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- 239000010865 sewage Substances 0.000 title claims abstract description 38
- 238000000746 purification Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 11
- 239000002893 slag Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000012629 purifying agent Substances 0.000 description 11
- 239000002699 waste material Substances 0.000 description 9
- 238000002156 mixing Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 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
- B01D29/11—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
- B01D29/13—Supported filter elements
- B01D29/23—Supported filter 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
- B01D29/62—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
- B01D29/666—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by a stirrer placed on the filtrate side of 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
- B01D29/94—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 discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of environmental protection equipment, in particular to a sewage subsequent purification treatment device, which is characterized by comprising: the fixed barrel body is used for containing sewage and forming a filtering cavity, and a supporting ring is fixedly arranged on the side wall of the inner bottom of the fixed barrel body; the filter cylinder is detachably arranged on the support ring and used for filtering sewage; the water pump provides power for water flow and is communicated with the side wall of the fixed barrel body through a water outlet pipe; the top detachable fixedly connected with top cap of fixed barrel body, the top intermediate position intercommunication of top cap has the inlet tube, and the bottom intercommunication of fixed barrel body has the pipe of slagging tap, is provided with the control valve on the pipe of slagging tap, and the lower surface intermediate position of top cap rotates the intercommunication and has the rotating tube, and the lateral wall of rotating tube passes through a plurality of puddlers of hollow connecting rod intercommunication, and the puddler is hollow structure equally and communicates through connecting rod and rotating tube. The invention has the advantages that: simple structure, the dismouting is convenient, and it is smooth and easy to filter, design benefit, low in production cost, facilitate promotion implementation.
Description
Technical Field
The invention relates to the technical field of environmental protection equipment, in particular to a sewage subsequent purification treatment device.
Background
At present, in sewage treatment, water quality is often purified further rarely, and the treatment work is finished only after the sewage becomes clear, however, the treated water still contains a large amount of toxic and harmful substances, so that the sewage treatment is not thorough enough, and a small amount of devices for purifying the treated sewage can not be used in more occasions due to incomplete purification of the water quality. Therefore, the decomposition and killing of harmful microorganisms in water is the key of the last step of sewage treatment, and a water quality purification device is also the focus of research.
In the existing sewage treatment device, a purifying agent mixing cavity is included, the left side of the purifying agent mixing cavity is connected with a left purifying agent adding cylinder through a left adding pipe, the right side of the purifying agent mixing cavity is connected with a right purifying agent adding cylinder through a right adding pipe, a pressure air bag is installed at the top end of the purifying agent mixing cavity, a purifying agent spraying pipe is fixedly installed at the top of the sewage purification treatment cavity, the left end of the purifying agent spraying pipe is communicated with the purifying agent mixing cavity through a left connecting pipe, the right end of the purifying agent spraying pipe is communicated with the purifying agent mixing cavity through a right connecting pipe, a left sewage spraying pipe is installed at the left side of the sewage purification treatment cavity, a right sewage spraying pipe is installed at the right side of the sewage purification treatment cavity, a filter screen plate is installed at the bottom of the sewage purification treatment cavity, and a drain pipe is installed at the right side of the bottom of the sewage purification treatment cavity. The device adopts filter plate to filter, and the easy deposit of waste residue forms the filter cake on filter plate, causes to filter the hindrance, is not convenient for last filtration, is not convenient for popularize and implement.
Disclosure of Invention
The invention aims to provide a sewage subsequent purification treatment device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the embodiment of the invention is realized in such a way that the sewage subsequent purification treatment device comprises:
the fixed barrel body is used for containing sewage and forming a filtering cavity, and a supporting ring is fixedly arranged on the side wall of the inner bottom of the fixed barrel body;
the filter cylinder is detachably arranged on the support ring and used for filtering sewage;
the water pump provides power for water flow and is communicated with the side wall of the fixed barrel body through a water outlet pipe;
wherein, bolt detachable fixedly connected with top cap is passed through at the top of the fixed barrel body, and the top cap forms a relative seal structure with the fixed barrel body effect, and the top intermediate position intercommunication of top cap has the inlet tube, and the cartridge filter is placed on the supporting ring, and when the top cap was connected on the fixed barrel body, the top cap pressed on the cartridge filter to make the cartridge filter fixed, cartridge filter fixed convenient and fast. The inlet tube enters into water and enters into cartridge filter inside, and the cartridge filter filters water, under the effect of water pump, forms rivers and flows.
The bottom intercommunication of fixed staving has the pipe of slagging tap, and filterable wastes material falls into the interior bottom of fixed staving, is provided with the control valve on the pipe of slagging tap, opens the control valve and can discharge the waste residue. The lower surface intermediate position of top cap rotates the intercommunication and has vertical rotating-tube, the lateral wall of rotating-tube passes through a plurality of puddlers of hollow connecting rod intercommunication, the puddler is hollow structure equally and communicates through connecting rod and rotating-tube, a plurality of apopores have been seted up at the direction of rotation back of puddler, the injection direction of apopore is towards the back outside of direction of rotation, the inside water of inlet tube enters into the inside of rotating-tube, and enter into the inside of puddler through the connecting rod, spout on the inside lateral wall of cartridge filter from the apopore at last, thereby the messenger will make the puddler receive reaction force and rotate forward, apopore spun water will be attached to the impurity clearance of cartridge filter inner wall and fall.
As a further aspect of the preferred embodiment of the present invention: the outer bottom of the fixed barrel body is fixedly provided with supporting legs, and the fixed barrel body can be fixed on the ground through the supporting legs.
As a further aspect of the preferred embodiment of the present invention: the fixed intercommunication of top intermediate position upper surface of top cap has the thread bush, and fastening nut nests in the tip of inlet tube and threaded connection on the thread bush to realized the intercommunication of inlet tube with the fixed staving, connect convenient and fast.
As a further aspect of the preferred embodiment of the present invention: the end of the water inlet pipe and the inner section of the fastening nut are both of a convex structure, and the fastening nut is pressed on the end of the hexagonal prism part, so that the connection sealing performance is improved.
As a further aspect of the preferred embodiment of the present invention: the fastening nut comprises a hexagonal column part and a manual rotating sleeve, and the hexagonal column part and the manual rotating sleeve are coaxially and fixedly communicated, so that the fastening nut is convenient to use tools and manually rotated, and the fastening nut is convenient and quick to rotate.
As a further aspect of the preferred embodiment of the present invention: the hexagonal groove has been seted up to the lateral wall of hexagonal portion, and the setting in hexagonal groove is convenient for interior hexagonal spanner to insert, has made things convenient for to increase fastening nut turning moment, makes the rotation easier.
As a further aspect of the preferred embodiment of the present invention: the fixed scraper blade that is provided with on the rotation direction lateral wall of puddler, the scraper blade rotates along with the puddler to clear up the debris of cartridge filter internal surface, further improved the clearance performance.
As a further aspect of the preferred embodiment of the present invention: the stirring rod is of a spiral rod-shaped structure, so that scraped waste residues are conveyed downwards conveniently.
As a further aspect of the preferred embodiment of the present invention: the sealing rings are fixedly arranged at the radial position of the lower surface of the top cover and the upper surface of the support ring, the groove rings are fixedly arranged at the upper end and the lower end of the filter cartridge, and when the filter cartridge is installed, the sealing rings are nested in the groove rings, so that the installation stability and the installation tightness of the filter cartridge are improved, and meanwhile, the positioning is facilitated.
Compared with the prior art, the invention has the beneficial effects that: bolt detachable fixedly connected with top cap is passed through at the top of staving, the top cap acts on with the staving, form a relative seal structure, the cartridge filter is placed on the backup ring, when the top cap is connected on the staving, the top cap is pressed on the cartridge filter, thereby it is fixed to make the cartridge filter, start water pump, under the effect of water pump, sewage enters into the inside of rotating-tube from the inlet tube, and enter into the inside of puddler through the connecting rod, spout on the inside lateral wall of cartridge filter from the apopore at last, thereby the messenger will make the puddler receive reaction force and rotate forward, apopore spun water will adhere to the impurity clearance at the cartridge filter inner wall, the water that filters is discharged from the outlet pipe, filterable wastes material falls into the interior bottom of fixed staving, be provided with the control valve on the pipe of slagging tap, it can discharge the waste residue from the pipe of slagging tap to open the control valve. The stirring rod is driven to rotate by the water flow acting force, so that the device is simplified, and the manufacturing cost is reduced. The invention has the advantages that: simple structure, the dismouting is convenient, and it is smooth and easy to filter, design benefit, low in production cost, facilitate promotion implementation.
Drawings
Fig. 1 is a schematic perspective view of a sewage subsequent purification treatment device.
FIG. 2 is a schematic view of the internal structure of a device for purifying and treating sewage.
FIG. 3 is a schematic view of a structure of a rotary pipe in a device for purifying and treating wastewater.
In the figure, a supporting leg 1, a fixed barrel body 2, a top cover 3, a water inlet pipe 4, a fastening nut 5, a hexagonal column part 6, an inner hexagonal groove 7, a manual rotating sleeve 8, a water pump 9, a water outlet pipe 10, a slag outlet pipe 11, a threaded sleeve 12, a sealing ring 13, a groove ring 14, a filter cartridge 15, a connecting rod 17, a stirring rod 18, a scraper 19, a supporting ring 20, a rotating pipe 21 and a water outlet 22.
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, and it is obvious that the described embodiments are some embodiments, but not all embodiments, of the present invention; 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. In order to more clearly understand the technical features, objects, and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, a structure diagram of a sewage subsequent purification treatment apparatus provided in an embodiment of the present invention includes:
the fixed barrel body 2 is used for containing sewage and forming a filtering cavity, and a supporting ring 20 is fixedly arranged on the side wall of the inner bottom of the fixed barrel body;
a filter cartridge 15 detachably disposed on the support ring 20 and filtering the sewage;
the water pump 9 is used for providing power for water flow and is communicated with the side wall of the fixed barrel body 2 through a water outlet pipe;
the top of the fixed barrel body 2 is fixedly connected with a top cover 3 through a bolt which can be detached, and the top cover 3 and the fixed barrel body 2 act to form a relative sealing structure. Cartridge filter 15 is placed on the retainer ring 20, and when top cap 3 was connected on fixed barrel body 2, top cap 3 pressed on cartridge filter 15 to make cartridge filter 15 fixed, cartridge filter 15 is fixed convenient and fast. The inlet tube 4 enters into the water and enters into the filter cartridge 15, and the filter cartridge 15 filters the water, and under the action of the water pump 9, the water flow is formed. The bottom intercommunication of fixed staving 2 has slag discharging pipe 11, and filterable wastes material falls into the interior bottom of fixed staving 2, is provided with the control valve on the pipe 11 of slagging tap, opens the control valve and can discharge the waste residue. The lower surface intermediate position of top cap 3 rotates the intercommunication and has vertical rotating-tube 21, a plurality of puddlers 18 of hollow connecting rod 17 intercommunication are passed through to the lateral wall of rotating-tube 21, puddler 18 is hollow structure equally and communicates with rotating-tube 21 through connecting rod 17, a plurality of apopores 22 have been seted up at the direction of rotation back of puddler 18, the back outside of apopore 22's direction of injection orientation direction of rotation, the inside of inlet tube 4 inside water entering rotating-tube 21, and enter into the inside of puddler 18 through connecting rod 17, spout on the inside lateral wall of cartridge filter 15 from apopore 22 at last, thereby the messenger will make puddler 18 receive reaction force and rotate forward, apopore 22 spun water will be attached to the impurity clearance of the 15 inner walls of cartridge filter.
In the embodiment of the invention, the top of the fixed barrel body 2 is fixedly connected with the top cover 3 through a bolt in a detachable way, the top cover 3 and the fixed barrel body 2 act to form a relative sealing structure, the filter cylinder 15 is placed on the support ring 20, when the top cover 3 is connected on the fixed barrel body 2, the top cover 3 presses on the filter cylinder 15, so that the filter cylinder 15 is fixed, the water pump 9 is started, under the action of the water pump 9, sewage enters the inside of the rotating pipe 21 from the water inlet pipe 4 and enters the inside of the stirring rod 18 through the connecting rod 17, and is finally sprayed out of the water outlet hole 22 to be sprayed on the inner side wall of the filter cylinder 15, so that the stirring rod 18 is rotated forwards under the reaction force, the impurities attached to the inner wall of the filter cylinder 15 are cleaned by the water sprayed out of the water outlet hole 22, the filtered water is discharged from the water outlet pipe 10, the filtered waste falls into the inner bottom of the fixed barrel body 2, and the slag outlet pipe 11 is provided with a control valve, opening the control valve allows slag to be discharged from the slag tapping pipe 11.
In one embodiment of the present invention, the fastening nut 5 includes a hexagonal cylindrical portion 6 and a manual rotating sleeve 8, and the hexagonal cylindrical portion 6 and the manual rotating sleeve 8 are coaxially and fixedly communicated, thereby facilitating the use of a tool and the manual rotation of the fastening nut 5, and enabling the fastening nut 5 to be rotated conveniently and quickly.
In an embodiment of the present invention, the outer side wall of the hexagonal prism portion 6 is provided with an inner hexagonal groove 7, and the inner hexagonal groove 7 is provided to facilitate insertion of an inner hexagonal wrench, thereby facilitating increase of the rotation torque of the fastening nut 5 and facilitating easier rotation.
In one embodiment of the invention, the upper surface of the top middle position of the top cover 3 is fixedly communicated with a threaded sleeve 12, and the fastening nut 5 is nested at the end part of the water inlet pipe 4 and is in threaded connection with the threaded sleeve 12, so that the water inlet pipe 4 is communicated with the fixed barrel body 2, and the connection is convenient and quick.
In one example of the present invention, the end of the water inlet pipe 4 and the inner cross-section of the fastening nut 5 are each in a letter-and-boss type structure, and the fastening nut 5 is pressed against the end of the hexagonal cylindrical part 6, thereby increasing the sealability of the connection.
In one embodiment of the present invention, the scraper 19 is fixedly disposed on the side wall of the stirring rod 18 in the rotation direction, and the scraper 19 rotates along with the stirring rod 18, so as to clean the impurities on the inner surface of the filter cartridge 15, thereby further improving the cleaning performance. The stirring rod 18 has a spiral rod-like structure, so that the scraped slag can be easily conveyed downward.
In one embodiment of the present invention, a radial position of the lower surface of the top cover 3 and an upper surface of the support ring 20 are fixedly provided with a sealing ring 13, and upper and lower ends of the filter cartridge 15 are fixedly provided with a groove ring 14, when the filter cartridge 15 is installed, the sealing ring 13 is nested inside the groove ring 14, thereby increasing the installation stability and sealing performance of the filter cartridge 15 and facilitating positioning.
In one example of the present invention, the outer bottom of the fixed tub 2 is fixedly provided with the support legs 1, and the fixed tub 2 can be fixed on the ground by the support legs 1.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. A sewage follow-up purification treatment device is characterized by comprising:
the fixed barrel body is used for containing sewage and forming a filtering cavity, and a supporting ring is fixedly arranged on the side wall of the inner bottom of the fixed barrel body;
the filter cylinder is detachably arranged on the support ring and used for filtering sewage;
the water pump provides power for water flow and is communicated with the side wall of the fixed barrel body through a water outlet pipe;
the top of the fixed barrel body is detachably and fixedly connected with a top cover, the middle position of the top cover is communicated with a water inlet pipe, when the top cover is connected onto the fixed barrel body, the top cover is pressed on the filter cartridge, the bottom of the fixed barrel body is communicated with a slag discharging pipe, a control valve is arranged on the slag discharging pipe, the middle position of the lower surface of the top cover is rotationally communicated with a vertical rotating pipe, the side wall of the rotating pipe is communicated with a plurality of stirring rods through hollow connecting rods, the stirring rods are also of hollow structures and are communicated with the rotating pipe through the connecting rods, a plurality of water outlet holes are formed in the back of the rotating direction of the stirring rods, and the spraying direction of the water outlet holes faces to the rear outer side of the rotating direction;
a scraping plate is fixedly arranged on the side wall of the stirring rod in the rotating direction;
the stirring rod is of a spiral rod-shaped structure;
the radial position of the lower surface of the top cover and the upper surface of the support ring are fixedly provided with sealing rings, the upper end and the lower end of the filter cartridge are fixedly provided with groove rings, and when the filter cartridge is installed, the sealing rings are nested in the groove rings.
2. The sewage post-purification treatment device of claim 1, wherein the outer bottom of the fixed barrel body is fixedly provided with a supporting leg.
3. The sewage follow-up purification treatment device of claim 1, wherein the upper surface of the top middle position of the top cover is fixedly communicated with a threaded sleeve, and the fastening nut is nested at the end part of the water inlet pipe and is in threaded connection with the threaded sleeve.
4. The sewage post-purification treatment device of claim 1, wherein the end of the water inlet pipe and the inner section of the fastening nut are both of a convex structure.
5. The sewage post-purification treatment device of claim 4, wherein the fastening nut comprises a hexagonal column part and a manual rotating sleeve, and the hexagonal column part and the manual rotating sleeve are coaxially and fixedly communicated.
6. The sewage post-purification treatment device according to claim 5, wherein the outer side wall of the hexagonal prism portion is provided with an inner hexagonal groove, and the inner hexagonal groove is convenient for an inner hexagonal wrench to insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353800.7A CN111514636B (en) | 2020-04-29 | 2020-04-29 | Subsequent purification treatment device for sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353800.7A CN111514636B (en) | 2020-04-29 | 2020-04-29 | Subsequent purification treatment device for sewage |
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| Publication Number | Publication Date |
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| CN111514636A CN111514636A (en) | 2020-08-11 |
| CN111514636B true CN111514636B (en) | 2021-11-02 |
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| CN202010353800.7A Active CN111514636B (en) | 2020-04-29 | 2020-04-29 | Subsequent purification treatment device for sewage |
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| CN112156524B (en) * | 2020-09-16 | 2022-03-25 | 山鹰华中纸业有限公司 | Papermaking white water filtering device and filtering process |
| CN112495023A (en) * | 2020-11-27 | 2021-03-16 | 贵州正业龙腾新材料开发有限公司 | Solid-liquid separation equipment of organosilicon microballon production |
| CN113003753A (en) * | 2021-04-28 | 2021-06-22 | 吉林建筑大学 | Filtering and purifying device of shallow geothermal energy air conditioner and using method thereof |
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| CN111514636A (en) | 2020-08-11 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Changli Inventor after: Zhang Bo Inventor after: Zhu Chunzhan Inventor after: Dong Baocheng Inventor before: Dong Baocheng |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211013 Address after: 272000 south of mengguan Road, Qigang village, Hangang Town, Liangshan County, Jining City, Shandong Province Applicant after: SHANDONG CHAOHUA ENVIRONMENTAL PROTECTION INTELLIGENT EQUIPMENT Co.,Ltd. Address before: Room 1802, building 8, 15 Xueyuan South Road, Haidian District, Beijing Applicant before: Dong Baocheng |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A sewage subsequent purification treatment device Granted publication date: 20211102 Pledgee: Industrial and Commercial Bank of China Limited Liangshan sub branch Pledgor: SHANDONG CHAOHUA ENVIRONMENTAL PROTECTION INTELLIGENT EQUIPMENT CO.,LTD. Registration number: Y2024980002122 |