CN111794355A - Municipal administration pipeline simply cuts dirty device - Google Patents
Municipal administration pipeline simply cuts dirty device Download PDFInfo
- Publication number
- CN111794355A CN111794355A CN202010633268.4A CN202010633268A CN111794355A CN 111794355 A CN111794355 A CN 111794355A CN 202010633268 A CN202010633268 A CN 202010633268A CN 111794355 A CN111794355 A CN 111794355A
- Authority
- CN
- China
- Prior art keywords
- sewage interception
- pipeline
- filter plate
- tension spring
- filter
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Abstract
The invention discloses a simple sewage interception device for municipal pipelines, which structurally comprises: the invention can avoid the sewage interception head device and the sealing sleeve shaft in the daily drainage process of municipal pipelines by the sewage interception head mechanism when the device is used, the filtering mode has certain limitation, a part of sand impurities are often mixed in the water, the water outlet can be blocked due to the untimely accumulation and cleaning of the sand and stone on the pipeline head, and the pipeline outlet can fall off due to the overlarge bearing pressure, the maintenance of the whole pipeline is influenced to a certain extent, so that the equipment is mutually matched through a special sewage interception head device, the sectional structure can further shunt water and impurities at the outlet end of the pipeline, impurities such as sand and stones can enter the lower filter plate device, the pressure at the outlet end of the pipeline is effectively reduced, the management is more convenient, simultaneously, through the matching of the movable reaction tank device, the redundant impurities such as sand and stone can be collected more conveniently.
Description
Technical Field
The invention discloses a simple municipal pipeline sewage interception device, and belongs to the field of municipal pipeline equipment.
Background
The laying of municipal pipeline is the important component of city construction, wherein has played the main effect more at this piece of drainage blowdown, to different waterways, just need utilize the labyrinth distribution of pipeline to reach different drainage effects.
The prior art has the following defects: at municipal administration pipeline daily drainage in-process, the general device of cutting dirty of pipeline generally can adorn a fixed filter head at pipeline head, and this kind of filtration exists certain limitation, and the aquatic often can be mingled with partly grit impurity, probably because the grit is untimely in the clearance of piling up of pipeline head, leads to the delivery port to be blockked up, and then the pipeline export can drop because bearing pressure is too big, maintains to produce certain influence to whole pipeline.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a simple municipal pipeline sewage interception device, and aims to solve the problems that the existing municipal pipeline sewage interception device commonly used in the daily drainage process generally has a fixed filter head arranged at a pipeline head, the filtering mode has certain limitation, part of sand and stone impurities are often mixed in water, a water outlet can be blocked due to the fact that sand and stone are accumulated at the pipeline head and cannot be cleaned timely, and further, a pipeline outlet can fall off due to overlarge bearing pressure, and certain influence is caused on the maintenance of the whole pipeline.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a municipal administration pipeline simply cuts dirty device, its structure includes: cut dirty first device, sealed sleeve shaft, runner pipe, extension hank circle, screw thread interface cover, cut dirty first device install in sealed sleeve shaft right-hand member and with sealed sleeve shaft lock joint, sealed sleeve shaft left end is equipped with screw thread interface cover, screw thread interface cover and sealed sleeve shaft threaded connection, screw thread interface cover left end is equipped with the runner pipe, runner pipe anterior segment lock joint has the extension hank circle, cut dirty first device and include lower filter plate device, embedding end, go up strain a section of thick bamboo, side filter plate, the embedding end is installed in last filter tube inboard and with last filter tube lock joint, it is equipped with down the filter plate device to go up the filter tube below, lower filter plate device and last filter tube lock joint, it is equipped with the side filter plate to go up the filter tube outside, the side filter plate is with last filter tube lock joint.
Preferably, the lower filter plate device comprises a filter screen strip, a reaction tank device and an assembly frame, the reaction tank device is embedded into the assembly frame and is movably connected with the assembly frame, the filter screen strip is arranged on the side of the assembly frame, and the filter screen strip is welded with the assembly frame.
Preferably, the reaction tank device comprises a reaction tension spring strip, a tension disc, a linkage sleeve, an outer pocket net and a balancing weight, the tension disc is installed above the linkage sleeve and fastened with the linkage sleeve, the reaction tension spring strip is arranged below the linkage sleeve, the outer pocket net is fastened on the inner side of the reaction tension spring strip, the balancing weight is arranged below the outer pocket net, and the balancing weight is fastened with the outer pocket net.
Preferably, the linkage cover includes cooperation gleitbretter, adaptation clamp plate, holds the recess, the cooperation gleitbretter is installed and is held the recess side and with hold the recess lock joint, it is equipped with the adaptation clamp plate to hold the recess medial side, the adaptation clamp plate with hold recess swing joint.
Preferably, the inner side end of the embedding end head is provided with an oblique edge block which can crush larger particles passing through.
Preferably, the outer pocket net is made of soft and flexible materials, and the folding mode is lantern-like folding.
Preferably, the moving distance of the adaptive pressure plate and the stretching state of the reaction tension spring strip are in a synchronous linkage relationship.
Preferably, the reaction tension spring strip is of a multi-section structure, can adapt to different degrees of stretching states, and has a larger moving range.
Preferably, a user can connect the circulation pipe with a corresponding conveying line, the threaded connector is fixed, the twisted ring is lengthened to connect the bent part and the part needing to be reinforced, the sealing sleeve shaft provides certain air tightness for the sewage interception head device, most of water flows out along the pipeline through the upper filter cylinder, the side filter plate and the filter screen in the process of draining, when other sandstone substances are mixed in the water of the sewage interception head device, the sewage interception head device falls into the reaction tank device on the lower surface of the assembly frame under the action of gravity, when the sandstone substances fall off from the sewage interception head device, the outer pocket net extends and expands downwards along with the continuous increase of the loading capacity under the mutual matching of the reaction pull spring strip and the balancing weight, and then the redundant materials such as sandstone in the water are filtered and collected uniformly, the pressure of the end is reduced, and meanwhile, the disassembly function can be achieved by fully loading the rotary loosening disc, the other side is because the cooperation that adapts to clamp plate and reaction tension spring strip, and the cooperation gleitbretter can be along holding the recess and inwards slide, and then forms an inclosed relation to the top, reduces the interference to lower filter plate device, convenience more.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: in municipal administration pipeline daily drainage in-process, mutually support through peculiar head device of cutting dirty, and then the sectional type structure shunts to the water and the inclusion of pipeline exit end, debris such as grit can enter into lower filter plate device, effectively reduces the pressure of pipeline exit end, and convenient management more passes through the cooperation of movable reaction tank device simultaneously, to the collection that unnecessary inclusion such as grit can be more convenient.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of an appearance structure of a simple municipal pipeline sewage interception device.
Fig. 2 is a schematic view of the internal structure of the sewage interception head device of the invention.
Fig. 3 is a schematic view of the internal structure of the lower filter plate device of the present invention.
FIG. 4 is a schematic side view of the reaction tank apparatus of the present invention.
FIG. 5 is a schematic top view of the linkage sleeve of the present invention.
In the figure: the sewage interception device comprises a sewage interception head device-1, a sealing sleeve shaft-2, a flow pipe-3, an extension twisted ring-4, a threaded connector-5, a lower filter plate device-a, an embedded end-b, an upper filter cylinder-c, a side filter plate-d, a filter screen-a 1, a reaction tank device-a 2, an assembly frame-a 3, a reaction tension spring strip-a 21, an elastic disc-a 22, a linkage sleeve-a 23, an outer pocket net-a 24, a balancing weight-a 25, a matching slide sheet-a 231, an adaptive pressure plate-a 232 and a containing groove-a 233.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment:
referring to fig. 1-3, the present invention provides a technical solution of a simple sewage interception device for municipal pipelines: the structure includes: the sewage intercepting device comprises a sewage intercepting head device 1, a sealing sleeve shaft 2, a circulating pipe 3, an extension twisting ring 4 and a threaded interface sleeve 5, wherein the sewage intercepting head device 1 is installed at the right end of the sealing sleeve shaft 2 and is in lock joint with the sealing sleeve shaft 2, the left end of the sealing sleeve shaft 2 is provided with the threaded interface sleeve 5, the threaded interface sleeve 5 is in threaded connection with the sealing sleeve shaft 2, the left end of the threaded interface sleeve 5 is provided with the circulating pipe 3, the front section of the circulating pipe 3 is in lock joint with the extension twisting ring 4, the sewage intercepting head device 1 comprises a lower filter plate device a, an embedding end b, an upper filter cylinder c and a side filter plate d, the embedding end b is installed at the inner side of the upper filter cylinder c and is in lock joint with the upper filter cylinder c, a lower filter plate device a is arranged below the upper filter cylinder c, the outer side filter plate d is arranged at the outer side of the upper filter cylinder c, and the side filter plate d is in.
The lower filter plate device a comprises filter screen bars a1, a reaction groove device a2 and a mounting bracket a3, the reaction groove device a2 is embedded in the mounting bracket a3 at the middle side and is movably connected with the mounting bracket a3, the side edge of the mounting bracket a3 is provided with the filter screen bars a1, and the filter screen bars a1 are welded with the mounting bracket a 3.
The invention is mainly characterized in that: user's accessible is connected runner pipe 3 with the transfer line who corresponds, threaded interface 5 fixes, through extension hank circle 4 carry out the connection of the department of bending and the needs accent strong point, provide certain gas tightness to intercepting dirty head device 1 through sealed sleeve axle 2, and then at the in-process that carries out the drainage, most water can be along the pipeline through last section of thick bamboo c and side filter plate d, filter screen a1 toward flowing out, and when being mingled with other grit material in its aquatic, can be under the effect of gravity this moment, drop in the reaction tank device a2 of assembly frame a3 lower surface, and then carry out the collection and the buffering that correspond to it, effectively reduce the pressure of intercepting dirty head device 1, and then manage more convenient.
Second embodiment:
referring to fig. 4-5, the present invention provides a technical solution of a simple sewage interception apparatus for municipal pipelines: the structure includes: reaction tank device a2 includes reaction tension spring strip a21, elasticity dish a22, linkage cover a23, outer pocket net a24, balancing weight a25, elasticity dish a22 install in linkage cover a23 top and with linkage cover a23 lock joint, linkage cover a23 below is equipped with reaction tension spring strip a21, reaction tension spring strip a21 inboard has been detained and has been had outer pocket net a24, outer pocket net a24 below is equipped with balancing weight a25, balancing weight a25 and outer pocket net a24 lock joint.
Linkage cover a23 includes cooperation gleitbretter a231, adaptation clamp plate a232, holds recess a233, cooperation gleitbretter a231 install in holding recess a233 side and with hold recess a233 lock joint, it is equipped with adaptation clamp plate a232 to hold recess a233 the inboard, adaptation clamp plate a232 with hold recess a233 swing joint, linkage cover a23 is through the sliding fit who adapts to clamp plate a232, and then can carry out the closure effect that corresponds to the space of the top of apron, can form the isolation with the upper end when changing the dismantlement.
The invention is mainly characterized in that: when the sewage interception head device 1 has sand and stone substances to fall, under the mutual matching of the reaction tension spring bar a21 and the balancing weight a25, the outer pocket net a24 can extend downwards along with the continuous increase of the loading capacity to be expanded, so that the sand and stone and other excess substances in water are filtered and collected uniformly, the pressure of the end head is reduced, meanwhile, the loading capacity is full, the rotary tightening disc a22 can play a disassembling function, the other side can slide inwards along the containing groove a233 due to the matching effect of the adaptive pressing plate a232 and the reaction tension spring bar a21, a closed relation is formed for the upper side, the interference to the lower filter plate device a is reduced, and the sewage interception head device is more convenient.
The invention can avoid the common sewage interception device of the pipeline in the daily drainage process of the municipal pipeline by combining the components, generally arranging a fixed filter head at the pipeline head when the equipment is used, and the filtering mode has certain limitation, wherein part of sand and stone impurities are often mixed in water, the water outlet can be blocked due to untimely accumulation and cleaning of sand and stone at the pipeline head, and the pipeline outlet can fall off due to overlarge bearing pressure, so that the problem of certain influence on the maintenance of the whole pipeline is solved, the equipment is mutually matched through the special sewage interception head device, the water and the impurities at the outlet end of the pipeline are shunted through a sectional structure, the impurities such as sand and stone enter the lower filter plate device, the pressure at the outlet end of the pipeline is effectively reduced, and the management is more convenient, simultaneously, through the matching of the movable reaction tank device, the redundant impurities such as sand and stone can be collected more conveniently.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a municipal administration pipeline simply cuts dirty device, its structure includes: cut dirty first device (1), sealed sleeve shaft (2), runner pipe (3), extension hank circle (4), threaded interface cover (5), cut dirty first device (1) install in sealed sleeve shaft (2) right-hand member and with sealed sleeve shaft (2) lock joint, sealed sleeve shaft (2) left end is equipped with threaded interface cover (5), threaded interface cover (5) and sealed sleeve shaft (2) threaded connection, its characterized in that:
the left end of the threaded interface sleeve (5) is provided with a circulating pipe (3), and the front section of the circulating pipe (3) is locked with an extension twisting ring (4);
cut dirty first device (1) and include filter plate device (a) down, embedding end (b), go up filter cylinder (c), side filter plate (d), embedding end (b) are installed and are strained a section of thick bamboo (c) inboard in last, it is equipped with down filter plate device (a) to go up filter cylinder (c) below, filter plate device (a) and last filter cylinder (c) lock joint down, it is equipped with side filter plate (d) to go up filter cylinder (c) outside.
2. The simple municipal pipeline sewage interception device according to claim 1, wherein: the lower filter plate device (a) comprises filter screen bars (a 1), a reaction tank device (a 2) and an assembly frame (a 3), the reaction tank device (a 2) is embedded into the assembly frame (a 3) at the middle side, the assembly frame (a 3) is provided with the filter screen bars (a 1) at the side edge, and the filter screen bars (a 1) are welded with the assembly frame (a 3).
3. The simple municipal pipeline sewage interception device according to claim 2, wherein: reaction tank device (a 2) is including reaction tension spring strip (a 21), elasticity dish (a 22), linkage cover (a 23), outer pocket net (a 24), balancing weight (a 25), elasticity dish (a 22) install in linkage cover (a 23) top and with linkage cover (a 23) lock joint, linkage cover (a 23) below is equipped with reaction tension spring strip (a 21), reaction tension spring strip (a 21) inboard lock joint has outer pocket net (a 24), outer pocket net (a 24) below is equipped with balancing weight (a 25), balancing weight (a 25) and outer pocket net (a 24) lock joint.
4. The simple municipal pipeline sewage interception device according to claim 3, wherein: linkage cover (a 23) is including cooperation gleitbretter (a 231), adaptation clamp plate (a 232), accommodate recess (a 233), cooperation gleitbretter (a 231) is installed and is being held recess (a 233) side, it is equipped with adaptation clamp plate (a 232) to hold recess (a 233) medial side, adaptation clamp plate (a 232) and hold recess (a 233) swing joint.
5. The simple municipal pipeline sewage interception device according to claim 1, wherein: embedding end (b) medial extremity is equipped with the arris piece of slant, can carry out the fragmentation to the great particulate matter that passes through.
6. The simple municipal pipeline sewage interception device according to claim 3, wherein: the outer pocket net (a 24) is made of soft tough material, and the folding mode is like lantern folding.
7. The simple municipal pipeline sewage interception device according to claim 4, wherein: the moving distance of the adaptive pressure plate (a 232) and the stretching state of the reaction tension spring bar (a 21) are in synchronous linkage relation.
8. The simple municipal pipeline sewage interception device according to claim 3, wherein: the reaction tension spring strip (a 21) is of a multi-section structure, can adapt to stretching states of different degrees, and has a larger moving range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010633268.4A CN111794355B (en) | 2020-07-04 | 2020-07-04 | Municipal administration pipeline simply cuts dirty device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010633268.4A CN111794355B (en) | 2020-07-04 | 2020-07-04 | Municipal administration pipeline simply cuts dirty device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111794355A true CN111794355A (en) | 2020-10-20 |
| CN111794355B CN111794355B (en) | 2021-06-22 |
Family
ID=72810048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010633268.4A Active CN111794355B (en) | 2020-07-04 | 2020-07-04 | Municipal administration pipeline simply cuts dirty device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111794355B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202177A (en) * | 2021-05-06 | 2021-08-03 | 江西三江精密针车有限公司 | A drainage subassembly that is used for easy clearance difficult jam of bathroom |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010050257A1 (en) * | 2000-01-18 | 2001-12-13 | Houck Michael H. | In-line filtration system for treatment of septic tank effluent |
| US20070199885A1 (en) * | 2005-11-14 | 2007-08-30 | Gil Shmuel | Method for cleaning a filtering system and a filtering system having cleaning capabilities |
| CN205761860U (en) * | 2016-07-19 | 2016-12-07 | 苏细调 | A kind of fountain head on sprinkling truck |
| PL419914A1 (en) * | 2016-12-20 | 2018-07-02 | Krzysztof Pawełek | Universal check valve of a rainwater drain system and method for regulation of water inflow from the sewerage system to the rainwater wells and gulleys |
| JP6558547B2 (en) * | 2016-10-05 | 2019-08-14 | 株式会社石垣 | Screw press operation method |
| CN209323650U (en) * | 2018-12-14 | 2019-08-30 | 梁惠文 | It is a kind of to cut dirty pipe for municipal works |
| CN209397562U (en) * | 2018-09-29 | 2019-09-17 | 佛山科学技术学院 | A kind of clarifier can be used for the improvement of simulating pollution creek |
| CN210263343U (en) * | 2019-04-26 | 2020-04-07 | 湖北博涛节能环保科技有限公司 | Rainwater collecting and sewage intercepting device |
| CN210302607U (en) * | 2019-03-07 | 2020-04-14 | 天津晟皓环保科技有限公司 | Novel sewage treatment device |
| CN111042265A (en) * | 2019-11-18 | 2020-04-21 | 国网浙江省电力有限公司嘉兴供电公司 | Rainwater recycling and filtering system |
| CN210767169U (en) * | 2019-08-06 | 2020-06-16 | 南通雨汇环保设施有限公司 | Rainwater cuts dirty device |
| CN210797801U (en) * | 2019-10-16 | 2020-06-19 | 蔡福绪 | Waterproof drainage device of hydraulic engineering construction |
-
2020
- 2020-07-04 CN CN202010633268.4A patent/CN111794355B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010050257A1 (en) * | 2000-01-18 | 2001-12-13 | Houck Michael H. | In-line filtration system for treatment of septic tank effluent |
| US20070199885A1 (en) * | 2005-11-14 | 2007-08-30 | Gil Shmuel | Method for cleaning a filtering system and a filtering system having cleaning capabilities |
| CN205761860U (en) * | 2016-07-19 | 2016-12-07 | 苏细调 | A kind of fountain head on sprinkling truck |
| JP6558547B2 (en) * | 2016-10-05 | 2019-08-14 | 株式会社石垣 | Screw press operation method |
| PL419914A1 (en) * | 2016-12-20 | 2018-07-02 | Krzysztof Pawełek | Universal check valve of a rainwater drain system and method for regulation of water inflow from the sewerage system to the rainwater wells and gulleys |
| CN209397562U (en) * | 2018-09-29 | 2019-09-17 | 佛山科学技术学院 | A kind of clarifier can be used for the improvement of simulating pollution creek |
| CN209323650U (en) * | 2018-12-14 | 2019-08-30 | 梁惠文 | It is a kind of to cut dirty pipe for municipal works |
| CN210302607U (en) * | 2019-03-07 | 2020-04-14 | 天津晟皓环保科技有限公司 | Novel sewage treatment device |
| CN210263343U (en) * | 2019-04-26 | 2020-04-07 | 湖北博涛节能环保科技有限公司 | Rainwater collecting and sewage intercepting device |
| CN210767169U (en) * | 2019-08-06 | 2020-06-16 | 南通雨汇环保设施有限公司 | Rainwater cuts dirty device |
| CN210797801U (en) * | 2019-10-16 | 2020-06-19 | 蔡福绪 | Waterproof drainage device of hydraulic engineering construction |
| CN111042265A (en) * | 2019-11-18 | 2020-04-21 | 国网浙江省电力有限公司嘉兴供电公司 | Rainwater recycling and filtering system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202177A (en) * | 2021-05-06 | 2021-08-03 | 江西三江精密针车有限公司 | A drainage subassembly that is used for easy clearance difficult jam of bathroom |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111794355B (en) | 2021-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111794355B (en) | Municipal administration pipeline simply cuts dirty device | |
| CN208363228U (en) | Municipal drain | |
| CN207392311U (en) | A kind of water pipeline | |
| CN212214786U (en) | Landscape pool filtering device | |
| CN210328821U (en) | Rain irrigation system is planted with green road of road to three-dimensional greening | |
| CN209686547U (en) | A kind of drainage pipeline anti-block apparatus | |
| CN109356136A (en) | It is a kind of for collect cleaning the micro- plastics of the water surface method and device | |
| CN207056122U (en) | A kind of sewage disposal filter structure being convenient to clean | |
| CN210637547U (en) | Gas flow dividing device | |
| CN213926586U (en) | Municipal garden drainage system | |
| CN110980902B (en) | Sewage impurity pretreatment device based on rotational centripetal force | |
| CN205699786U (en) | A kind for the treatment of tank | |
| CN214714754U (en) | Drip irrigation device for peanut planting | |
| CN210751613U (en) | Water supply pipeline filter device | |
| CN208235678U (en) | A kind of municipal administration pipeline | |
| CN207599209U (en) | A kind of anticlogging municipal administration big flow drainage pipeline | |
| CN208105430U (en) | A kind of sewage discharge anti-clogging pipeline | |
| CN207934098U (en) | A kind of rain water drainage facility suitable for sponge city | |
| CN207525059U (en) | A kind of excellent big flow filter core of pollutant carrying capacity | |
| CN208280279U (en) | First dirty adsorption cover is stretched in a kind of town road sewer mouth | |
| CN208275752U (en) | A kind of spray straight line shaker that spraying effect is good | |
| CN206910965U (en) | A kind of pipe used in mine purifier | |
| CN207827999U (en) | A kind of environment-friendly type pig farm sump | |
| CN110100601A (en) | A kind of ecocity windowsill pot water equipment | |
| CN220565345U (en) | Anti-blocking drain pipe for building water supply and drainage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |