CN113513645A - IFAS filler interception system - Google Patents
IFAS filler interception system Download PDFInfo
- Publication number
- CN113513645A CN113513645A CN202110721372.3A CN202110721372A CN113513645A CN 113513645 A CN113513645 A CN 113513645A CN 202110721372 A CN202110721372 A CN 202110721372A CN 113513645 A CN113513645 A CN 113513645A
- Authority
- CN
- China
- Prior art keywords
- ifas
- sliding groove
- groove
- filler
- fixing ring
- 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.)
- Granted
Links
- 239000000945 filler Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000014759 maintenance of location Effects 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/24—Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet action
- F16L37/244—Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet action the coupling being co-axial with the pipe
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/12—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
- F16L37/1225—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members using a retaining member the extremities of which, e.g. in the form of a U, engage behind a shoulder of both parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses an IFAS filler interception system, which comprises: the front end of the output pipe is provided with a water inlet end; the filter tube comprises a connecting end and an intercepting part connected with the connecting end, the connecting end is matched with the outer peripheral wall of the output tube and can be detachably sleeved on the outer peripheral wall of the water inlet end, and the intercepting part is used for intercepting and filtering filler. According to the invention, the connecting end is detachably sleeved on the outer peripheral wall of the water inlet end, so that when the intercepting part is damaged or blocked, the filter pipe can be directly detached for replacement, the output pipe does not need to be replaced and detached, the maintenance cost is reduced, and the replacement and detachment efficiency and the operation difficulty are improved.
Description
Technical Field
The invention relates to sewage treatment equipment, in particular to an IFAS filler intercepting system.
Background
Municipal sewage includes domestic sewage, industrial wastewater and runoff sewage in the urban area. Most cities are provided with sewage treatment points to treat the domestic sewage and then discharge the treated domestic sewage to the outside so as to protect the ecological environment.
In the prior art, a certain proportion of filler is placed in water during sewage treatment to purify sewage. The sewage after purification flows into next sewage treatment process, and in order to avoid the filler loss caused by the next process of inflow of filler, an interception structure is usually arranged at the end part of the pipeline, and the interception structure can be damaged or blocked along with time, so that the whole pipeline and the interception structure need to be replaced, the replacement and maintenance are troublesome, and the cost is high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the IFAS filler intercepting system which is convenient to replace.
An IFAS packing interception system according to an embodiment of the first aspect of the present invention comprises: the front end of the output pipe is provided with a water inlet end; the filter tube comprises a connecting end and an intercepting part connected with the connecting end, the connecting end is matched with the outer peripheral wall of the output tube and can be detachably sleeved on the outer peripheral wall of the water inlet end, and the intercepting part is used for intercepting and filtering filler.
The IFAS filler intercepting system provided by the embodiment of the invention at least has the following technical effects: the cover can be dismantled to the link and the end periphery wall of entrying is located for when interception portion damaged or blockked up, can directly dismantle the filter tube get off change can, the output tube can not need to be changed and dismantle, reduces the maintenance cost, improves and changes dismantlement efficiency and the operation degree of difficulty.
According to some embodiments of the invention, the water inlet end is provided with a sliding groove axially extending from the end surface to the rear, the side wall of the middle part of the sliding groove is provided with a retaining groove, the inner wall of the connecting end is provided with a fixture block embedded into the retaining groove, and the fixture block can be rotated from the retaining groove to enter the sliding groove and then be slidingly drawn out along the sliding groove; the fixed ring is sleeved on the outer peripheral wall of the output pipe in a sliding mode and located behind the filter pipe, the fixed ring is provided with an embedded sliding groove and can follow a sliding stop block, and the stop block can move to limit the fixture block in the fixing groove.
According to some embodiments of the invention, the fixture further comprises an elastic element, wherein the stopper can slide backwards to release the restriction on the fixture block, so that the fixture block can rotate from the retention groove into the sliding groove; the elastic piece is used for applying elastic acting force to the fixing ring and the stop block so that the fixing ring is abutted to the connecting end and the stop block blocks the clamping block.
According to some embodiments of the invention, the stopper is provided with a guide post extending rearward, and the rear side wall of the slide groove is provided with an insertion hole into which the guide post is inserted, and the guide post is inserted into the insertion hole and can slide along the insertion hole.
According to some embodiments of the invention, the elastic member is a compression spring, and the compression spring is sleeved on the guide post and located between the rear side wall of the sliding chute and the stop block.
According to some embodiments of the invention, the rear side of the fixing ring is provided with a cover plate to cover a part of the sliding groove containing the pressing spring.
According to some embodiments of the invention, the outer periphery of the front end of the fixing ring is provided with a first conical surface, the outer periphery of the rear end of the connecting end is provided with a second conical surface matched with the first conical surface, and when the fixing ring abuts against the connecting end, the first conical surface is attached to the second conical surface.
According to some embodiments of the invention, the front end of the fixing ring is provided with an avoiding groove for the fixture block to be partially embedded.
According to some embodiments of the invention, the inner wall of the fixing ring is adapted to the outer peripheral wall of the outlet tube.
According to some embodiments of the invention, the sliding groove, the latch, and the retention groove are all arranged in plurality around the axis.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of an assembled state of an embodiment of the present invention;
FIG. 2 is a schematic view of the exploded state structure of FIG. 1;
FIG. 3 is a schematic diagram of the delivery tube of the present invention;
FIG. 4 is a schematic structural view of another embodiment of the present invention in an assembled state;
FIG. 5 is a schematic view of the retaining ring of FIG. 4;
fig. 6 is a schematic view of a state where the stopper is released from the restriction of the latch by removing the connecting portion.
Reference numerals:
an output pipe 100, a sliding groove 110, a retention groove 111 and a jack 112;
the filter pipe 200, the second conical surface 201, the connecting end 210, the clamping block 211 and the intercepting part 220;
the device comprises a fixed ring 300, a first conical surface 301, a stop block 310, a guide post 311, a cover plate 320 and an avoiding groove 330;
the elastic member 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, an IFAS packing interception system according to an embodiment of the present invention includes an output pipe 100 and a filtering pipe 200.
The front end of the output pipe 100 is provided with a water inlet end, the water inlet end usually extends into a reaction tank with a filler, water treated by the reaction tank enters the output pipe 100 from the water inlet end, and then is output to a subsequent sewage treatment device from the other end of the output pipe 100. The filter pipe 200 includes a connection end 210 and an intercepting part 220 connected with the connection end 210, the connection end 210 is adapted to the outer peripheral wall of the output pipe 100 and detachably sleeved on the outer peripheral wall of the water inlet end, and the intercepting part 220 is used for intercepting the filter filler. Utilize link 210 to dismantle the cover and locate into water end periphery wall for when interception portion 220 damaged or blockked up, can directly dismantle filter tube 200 get off change can, output tube 100 can not need to be changed and dismantle, reduces the maintenance cost, improves and changes dismantlement efficiency and the operation degree of difficulty.
In some embodiments of the present invention, the water inlet end of the fixing ring 300 is provided with a sliding groove 110 extending from the end surface to the rear along the axial direction, the sliding groove 110 extends along the axial direction of the output pipe 100, the side wall of the middle portion of the sliding groove 110 is provided with a retaining groove 111, the inner wall of the connecting end 210 is provided with a fixture block 211 embedded in the retaining groove 111, the fixture block 211 can enter the sliding groove 110 from the retaining groove 111 and then slide along the sliding groove 110 to be drawn away, and the fixture block 211 can move forward after entering the sliding groove 110. The fixed ring 300 is sleeved on the outer peripheral wall of the output pipe 100 and is positioned behind the filter pipe 200, the fixed ring 300 is provided with the embedded sliding groove 110 and can follow the sliding stop block 310, the stop block 310 can move to limit the fixture block 211 in the fixing groove 111, slide to the fixing groove 111 side through the fixture block 211, stop the path of the rotating sliding groove 110 of the fixture block 211, the realization is limited to the fixture block 211, the effect of limiting and installing the filter pipe 200 is achieved, and in the process of disassembly, only the fixed ring 300 is moved, the stop block 310 is staggered with the position of the fixture block 211, the disassembly of the filter pipe 200 can be achieved without stopping the path of the fixture block 211 rotating to enter the sliding groove 110, the assembly and disassembly are simple, and the disassembly and assembly can be achieved without the help of fasteners.
In a further embodiment of the present invention, the elastic member 400 is further included, and the stopper 310 can slide backward to release the restriction of the latch 211, so that the latch 211 can rotate from the retention groove 111 into the sliding groove 110; the elastic member 400 is used for applying elastic force to the fixing ring 300 and the stopper 310, so that the fixing ring 300 abuts against the connecting end 210 and the stopper 310 blocks the stopper 211, and the stopper 310 is stabilized in a state of blocking the stopper 211 by the elastic force, so that the filter tube 200 cannot be easily loosened, when the filter tube needs to be detached, the elastic movement is utilized, only the fixing ring 300 needs to be pushed to move backwards for a certain distance, the operation is simple, and the stable installation state of the filter tube 200 is ensured.
In a further embodiment of the present invention, the stopper 310 is provided with a guide post 311 extending rearward, the rear sidewall of the sliding chute 110 is provided with an insertion hole 112 for inserting the guide post 311, the guide post 311 is inserted into the insertion hole 112 and can slide along the insertion hole 112, and the sliding guide of the stopper 310 is realized by inserting the guide post 311 into the insertion hole 112.
In a further embodiment of the present invention, the elastic member 400 is a compression spring, the compression spring is sleeved on the guide post 311 and located between the rear side wall of the sliding slot 110 and the stopper 310, the guide post 311 provides a good installation position for the compression spring, and the elastic member 400 is a compression spring, which has a simple structure and a stable acting force.
In a further embodiment of the present invention, a cover plate 320 is disposed at the rear side of the fixing ring 300 to cover a portion of the sliding groove 110 for accommodating the compression spring, and the cover plate 320 is a circular arc plate adapted to the outer peripheral wall of the output tube. Because the defeated department pipe is inserted in the sewage, during the use, easily enter into the sewage in the spout 110 and lead to deposiing the deposit, influence the elastic expansion of pressure spring, so the cover plate 320 can hide the partial spout 110 of solid fixed ring 300 rear side, reduces spout 110 dirt deposit, improves mechanism life-span.
In a further embodiment of the present invention, the outer periphery of the front end of the fixing ring 300 is provided with a first conical surface 301, the outer periphery of the rear end of the connecting end 210 is provided with a second conical surface 201 adapted to the first conical surface 301, and when the fixing ring 300 abuts against the connecting end 210, the first conical surface 301 and the second conical surface 201 are attached to each other, and the conical surface attachment and the elastic force function are utilized to achieve a better sealing effect. In addition, as shown in fig. 6, the length of the retention groove 111 is provided for the latch 211 to slide back and forth, so that when the water of the output pipe 100 flows from front to back, the forward movement force of the filter pipe 200 is provided, and the elastic force acts on the filter pipe 200, so that the connection end 210 of the filter pipe 200 is tightly abutted against the fixing ring 300, thereby further improving the sealing performance of the connection.
In some embodiments of the present invention, the front end of the fixing ring 300 is provided with an escape groove 330 for partially embedding the latch 211, so as to prevent the sealing contact between the fixing ring 300 and the connecting end 210 from being affected by the structural interference.
In some embodiments of the present invention, the inner wall of the fixing ring 300 is adapted to the outer peripheral wall of the output tube 100 for structural stability.
In some embodiments of the present invention, the sliding groove 110, the latch 211 and the retaining groove 111 are all arranged in a plurality of numbers around the axis, and perform the functions of structural symmetry and stable installation of the filter tube 200 through multi-position limitation.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An IFAS packing interception system, comprising:
an output pipe (100) with a water inlet end at the front end;
filter tube (200), including link (210) and interception portion (220) of being connected with link (210), link (210) and output tube (100) periphery wall adaptation and can dismantle the cover and locate into water end periphery wall, interception portion (220) are used for intercepting the filtration filler.
2. The IFAS filler intercept system of claim 1, wherein: also comprises a fixed ring (300),
the water inlet end is provided with a sliding groove (110) extending from the end face to the rear along the axial direction, the side wall of the middle part of the sliding groove (110) is provided with a retaining groove (111), the inner wall of the connecting end (210) is provided with a clamping block (211) embedded into the retaining groove (111), and the clamping block (211) can enter the sliding groove (110) from the retaining groove (111) in a rotating manner and then is pulled out along the sliding groove (110) in a sliding manner;
output tube (100) periphery wall is located and filter tube (200) rear is located to solid fixed ring (300) sliding sleeve, gu fixed ring (300) are equipped with embedding spout (110) and can follow gliding dog (310), dog (310) can move to restrict fixture block (211) in solid groove (111).
3. The IFAS filler intercept system of claim 2, wherein: also comprises an elastic piece (400),
the stopper (310) can slide backwards until the restriction on the fixture block (211) is released, so that the fixture block (211) can rotate from the retention groove (111) to enter the sliding groove (110);
the elastic piece (400) is used for applying elastic acting force to the fixing ring (300) and the stop block (310) so that the fixing ring (300) is abutted to the connecting end (210) and the stop block (310) blocks the stop block (211).
4. The IFAS filler intercept system of claim 3, wherein: the stop block (310) is provided with a guide post (311) extending backwards, the rear side wall of the sliding groove (110) is provided with an insertion hole (112) for inserting the guide post (311), and the guide post (311) is inserted into the insertion hole (112) and can slide along the insertion hole (112).
5. The IFAS filler intercept system of claim 4, wherein: the elastic piece (400) is a compression spring which is sleeved on the guide post (311) and is positioned between the rear side wall of the sliding groove (110) and the stop block (310).
6. The IFAS filler intercept system of claim 5, wherein: the rear side of the fixing ring (300) is provided with a cover plate (320) so as to shield the sliding groove (110) for containing the pressure spring.
7. The IFAS filler intercept system of claim 3, wherein: the outer periphery of the front end of the fixing ring (300) is provided with a first conical surface (301), the outer periphery of the rear end of the connecting end (210) is provided with a second conical surface (201) matched with the first conical surface (301), and when the fixing ring (300) abuts against the connecting end (210), the first conical surface (301) is attached to the second conical surface (201).
8. The IFAS filler intercept system of claim 7, wherein: the front end of the fixing ring (300) is provided with an avoiding groove (330) for partially embedding the clamping block (211).
9. The IFAS filler intercept system of claim 2, wherein: the inner wall of the fixing ring (300) is matched with the outer peripheral wall of the output pipe (100).
10. The IFAS filler intercept system of claim 2, wherein: the sliding groove (110), the clamping block (211) and the retention groove (111) are arranged in a plurality of ways around the axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721372.3A CN113513645B (en) | 2021-06-28 | 2021-06-28 | IFAS filler interception system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721372.3A CN113513645B (en) | 2021-06-28 | 2021-06-28 | IFAS filler interception system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113513645A true CN113513645A (en) | 2021-10-19 |
| CN113513645B CN113513645B (en) | 2022-08-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110721372.3A Active CN113513645B (en) | 2021-06-28 | 2021-06-28 | IFAS filler interception system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113513645B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114149073A (en) * | 2021-11-05 | 2022-03-08 | 江苏裕隆环保有限公司 | Efficient circulation method for various pool type fillers in MBBR (moving bed biofilm reactor) process |
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| CN201688068U (en) * | 2010-06-02 | 2010-12-29 | 平顶山市碧源科技有限公司 | Hook type quick-coupling connecting piece |
| CN208716873U (en) * | 2018-07-26 | 2019-04-09 | 山东利源海达环境工程有限公司 | A kind of filler water outlet interception equipment |
| CN210003968U (en) * | 2019-05-05 | 2020-01-31 | 浙江万盾制冷股份有限公司 | copper pipe connection structure |
| CN211145706U (en) * | 2019-11-19 | 2020-07-31 | 江苏星河阀门有限公司 | Novel two-way joint formula coupling |
| CN212119245U (en) * | 2020-03-16 | 2020-12-11 | 安徽精工泵阀制造有限公司 | Pump valve end of intaking filters protection architecture |
| CN212900238U (en) * | 2020-07-28 | 2021-04-06 | 江阴市高新管件有限公司 | A high temperature pipe fitting quick connect structure for refining equipment is last |
-
2021
- 2021-06-28 CN CN202110721372.3A patent/CN113513645B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201688068U (en) * | 2010-06-02 | 2010-12-29 | 平顶山市碧源科技有限公司 | Hook type quick-coupling connecting piece |
| CN208716873U (en) * | 2018-07-26 | 2019-04-09 | 山东利源海达环境工程有限公司 | A kind of filler water outlet interception equipment |
| CN210003968U (en) * | 2019-05-05 | 2020-01-31 | 浙江万盾制冷股份有限公司 | copper pipe connection structure |
| CN211145706U (en) * | 2019-11-19 | 2020-07-31 | 江苏星河阀门有限公司 | Novel two-way joint formula coupling |
| CN212119245U (en) * | 2020-03-16 | 2020-12-11 | 安徽精工泵阀制造有限公司 | Pump valve end of intaking filters protection architecture |
| CN212900238U (en) * | 2020-07-28 | 2021-04-06 | 江阴市高新管件有限公司 | A high temperature pipe fitting quick connect structure for refining equipment is last |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114149073A (en) * | 2021-11-05 | 2022-03-08 | 江苏裕隆环保有限公司 | Efficient circulation method for various pool type fillers in MBBR (moving bed biofilm reactor) process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113513645B (en) | 2022-08-16 |
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