CN113513045A - Deodorant sewage well cover and manufacturing method thereof - Google Patents
Deodorant sewage well cover and manufacturing method thereof Download PDFInfo
- Publication number
- CN113513045A CN113513045A CN202110473147.2A CN202110473147A CN113513045A CN 113513045 A CN113513045 A CN 113513045A CN 202110473147 A CN202110473147 A CN 202110473147A CN 113513045 A CN113513045 A CN 113513045A
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- Prior art keywords
- cover
- support ring
- exhaust pipe
- collecting cover
- electromagnetic valve
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/041—Accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F2005/0416—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention provides a deodorant sewage well cover and a manufacturing method thereof, wherein the deodorant sewage well cover comprises an air collecting cover, an exhaust pipe, a support ring and an electromagnetic valve; the gas collecting cover is in a conical surface structure, and the central part of the gas collecting cover is provided with a central hole which is communicated with the exhaust pipe; the air collecting cover is provided with a water collecting tank along the circumferential direction, the water collecting tank is provided with an outward extending part, and a plurality of water drain pipes are uniformly distributed at the bottom of the water collecting tank along the circumferential direction; the support ring is of a circular structure and is fixedly arranged along the sewage well wall; the extension part is arranged along the upper part of the support ring in a matching way; the electromagnetic valve is arranged on a passage between the gas collecting cover and the exhaust pipe. The invention adds a layer of odor-resistant gas collecting cover below the existing single-layer wastewater well cover to realize the discharge of odor, and simultaneously arranges 4 drainage devices at the periphery of the bottom to ensure the timely discharge of rainwater.
Description
Technical Field
The invention relates to the technical field of sewage well covers, in particular to a deodorant sewage well cover and a manufacturing method thereof.
Background
The sewage well cover has an important position in municipal well cover series, and because the water in the sewage well is relatively dirty sewage, the safety degree of the well cover is very critical, and the qualified sewage well cover can completely meet the use requirement.
Sewage and wastewater wells in towns are usually placed along the sidewalks on the roads or on both sides thereof. The situation of 'odor rushing to the sky' caused by odor dissipation around a sewage well and a waste water well often occurs, the atmospheric environment is damaged, and the health of passers-by personnel is harmed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a deodorant sewage well cover and a manufacturing method thereof, so as to overcome the defect that odorous gas is discharged in the trip time period of personnel in the prior art.
The invention adopts the following technical scheme:
a deodorization sewage well cover comprises an air collecting cover, an exhaust pipe, a support ring and an electromagnetic valve;
the gas collecting cover is of a conical surface structure, and a central hole is formed in the central part of the gas collecting cover and communicated with the exhaust pipe; the air collecting cover is provided with a water collecting tank along the circumferential direction, the water collecting tank is provided with an outward extending part, and a plurality of water drain pipes are uniformly distributed at the bottom of the water collecting tank along the circumferential direction;
the support ring is of a circular structure and is fixedly installed along the sewage well wall; wherein the air collection cover is supported on the support ring through the extension part;
the electromagnetic valve is disposed on a passage between the gas collection cover and the exhaust pipe.
Further, the device also comprises a U-shaped pipe;
the U-shaped pipe is arranged at the elbow parts of the vertical pipe and the horizontal pipe in the exhaust pipe communicated with the central hole.
Furthermore, the device also comprises a plurality of supporting legs;
the supporting legs are uniformly distributed along the sewage well wall and arranged on the lower portion of the supporting ring and used for supporting the supporting ring.
Furthermore, the included angle between the conical surface of the air collecting cover and the horizontal plane is 30 degrees.
Further, the gas collecting cover is made of a galvanized plate or a plastic plate;
when the gas collecting cover is made of a galvanized plate, the thickness of the gas collecting cover is 3 mm;
when the material that the gas collection lid adopted is the plastic slab, adopt thickness to be 8 mm.
Further, the cross section of the water collecting groove is 50mm by 50 mm; and
the uniform distribution of outlet pipe is 4, just the diameter of outlet pipe is 15 mm.
Further, the support ring is made of steel or plastic;
when the support ring is made of steel, the thickness is 5 mm;
when the support ring is made of plastic, the thickness of the support ring is 10 mm.
Furthermore, the supporting legs are uniformly distributed along the sewage well wall for 6-8.
Further, the gas collecting cover is fixedly connected with the exhaust pipe through a locking nut.
Furthermore, the air collecting cover is formed by splicing 4 fan-shaped structures with included angles of 90 degrees.
The manufacturing method of the deodorant sewage well cover comprises the following steps:
step one, manufacturing an air collecting cover; and (3) manufacturing a stamping die according to a design drawing, and performing one-step forming through hot bending (suitable for plastic plates) or cold rolling (suitable for stainless steel plates) of the stamping die. Four hoisting rings are welded at the middle point of 4 conical surface buses with an included angle of 90 degrees;
step two, installing a water drain pipe: drilling 4 circular holes with the diameter of 20mm uniformly in the peripheral water collecting tank, installing the drain pipe which is processed in advance and provided with the trap in the drilled 4 circular holes, and fixing the drain pipe and the water collecting tank through a locking nut;
step three, installing an exhaust short pipe: a center hole with the diameter of about 20mm is formed in the circle center of the circular cover plate at the center of the gas collection cover, and the short exhaust pipe penetrates through the center hole of the gas collection cover and is locked and fixed with the gas collection cover through locking nuts on two sides;
step four, manufacturing and installing support legs: 8 channel steel sections with the length of 100mm are cut from the No. 10 channel steel and serve as supporting legs, and circular holes with the diameter of 12mm are drilled in the center of the side faces of the channel steel sections. After the anticorrosion treatment is finished, 8 supporting leg channel steel are uniformly distributed and fixed on a sewage well wall by using expansion bolts with the diameter of 10 mm. In order to facilitate the installation of the exhaust pipe, the vertical distance between an electromagnetic valve on the exhaust pipe and a sewage well cover is not more than 400mm due to the installation height of the supporting legs;
step five, manufacturing and installing a support ring: and marking a line on a steel plate with the thickness of 5mm according to the drawing size, cutting the annular support ring by gas cutting, and performing rust removal and corrosion prevention treatment. After the paint is dried, the support ring is horizontally placed on the support leg. And the support ring and the well wall are sealed by gluing. An annular rubber sealing gasket with the thickness of 5mm is paved on the supporting ring, and the radial size of the sealing gasket is the same as that of the supporting ring.
Step six, installing a gas collecting cover: the lifting hooks and the lifting ropes with the shapes similar to the fishhook shape are connected and fixed, the four lifting hooks are hung on the hoisting ring, and the gas collection cover is adjusted to be horizontal and then vertically and slowly falls onto the support ring. And taking down the lifting hook and the lifting rope.
Step seven, installing an electromagnetic valve and an exhaust pipe: and an electromagnetic valve is arranged at the position 100mm away from the central hole of the gas collection cover at the top end of the short exhaust pipe, and then the exhaust pipes are sequentially arranged. The electromagnetic valve and the exhaust pipe are in threaded connection, and the exhaust pipes are in threaded connection (metal pipes) or bonded (plastic pipes). In order to facilitate disassembly, movable joints are arranged at the elbow part at the top end of the exhaust pipe and the part close to the well wall.
Step eight, installing an electromagnetic valve control box: and fixing the electromagnetic valve control box at a proper position below the sewage well cover by using an expansion bolt, and installing a disc core and crimping the control line.
And step nine, installing a dry battery for debugging. And installing a battery, adjusting a time controller, setting the opening and closing time of the electromagnetic valve in a certain time period, and observing whether the electromagnetic valve is opened and closed according to the set time. After debugging is finished, the opening and closing time of the electromagnetic valve is set to be 1: 00-4: 00.
compared with the prior art, the invention has the following characteristics and beneficial effects: the invention adds a layer of odor-resistant gas collecting cover below the existing single-layer wastewater well cover to realize the discharge of odor, and simultaneously arranges 4 drainage devices at the periphery of the bottom to ensure the timely discharge of rainwater.
Drawings
FIG. 1 is a schematic view of the overall structure of the anti-foul sewer manhole cover according to the present invention;
FIG. 2 is a top view of the anti-foul sewer manhole cover of the present invention.
Reference numerals: 100-a gas collecting cover, 110-a central hole, 120-a water collecting tank, 130-an extension part and 140-a water drain pipe;
200-exhaust pipe, 210-U-shaped pipe;
300-support ring, 310-support leg;
400-solenoid valve, 410-control box.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the present invention provides a deodorization manhole cover, which includes an air collecting cover 100, an exhaust pipe 200, a support ring 300, and an electromagnetic valve 400.
Referring to fig. 2, the gas collecting cover 100 may be made of a stainless steel plate with a thickness of 2mm or a plastic plate with a thickness of 8mm, the outer ring of the gas collecting cover 100 has a diameter of about 500mm, the included angle between the conical surface and the horizontal plane is about 30 °, a central hole 110 with a diameter of about 20mm is formed in the central part of the gas collecting cover 100 for fixing and connecting with the exhaust pipe 200, and an electromagnetic valve 400 is disposed on the communication path between the central hole 110 and the exhaust pipe 200;
a circle of sunken water collecting grooves 120 are arranged along the circumferential direction of the air collecting cover 100, the section size of the water collecting grooves 120 is 50mm by 50mm, 4 water drain pipes 140 with the diameter of 15mm are uniformly distributed on the periphery of the bottom of the water collecting grooves 120, water traps or plastic self-closing pipes are arranged at the bottoms of the water drain pipes 140 so as to prevent odor from overflowing through the water drain pipes, meanwhile, outward extending parts 130 are arranged on the water collecting grooves 120, and the air collecting cover 100 is supported in a sewage well wall through the extending parts 130; preferably, in order to facilitate taking out, maintenance or cleaning of the sewage well, the gas collection cover 100 can be assembled by four pieces with included angles of 90 degrees, and meanwhile, the four pieces are segmented synchronously with the sunken water collection tank 120 matched with the gas collection cover 100, and glue is applied to the spliced part of the gas collection cover 100 for sealing treatment.
The exhaust pipe 200 is a zinc-plated pipe of DN15 or a plastic pipe of De15, the exhaust pipe 200 and the gas collection cover 100 are fastened and fixed by a locking nut, meanwhile, in order to prevent rainwater impurities from flowing into the pipeline to block the electromagnetic valve 400, the exhaust pipe 200 led out of the gas collection cover 100 is turned to an elbow part of a horizontal exhaust pipe to be provided with a U-shaped pipe 210, and the U-shaped pipe is arranged in an inverted U-shaped bend, and according to the actual situation on site, the exhaust pipe 200 can lead the exhaust hole in a peripheral green belt or directly lead the exhaust hole of a rainwater well cover to discharge a rainwater well; preferably, the exhaust pipe 200 is detachably connected to the pipe fitting by a threaded loose joint for easy disassembly and maintenance, and the joint is well sealed.
The support ring 300 is a steel or plastic ring with the width of 70-170mm, the inner diameter is 660mm, the outer diameter is determined according to the inner diameter of the sewage well wall at the installation part, usually 800 plus 1000mm can be adopted, and a steel plate with the thickness of 5mm or a plastic plate with the thickness of 10mm can be adopted for manufacturing; the support ring 300 is supported by 6-8 support legs 310 evenly distributed along the peripheral sewage well wall, the support legs 310 are made of 7.5# angle steel with the length of 60mm, the support legs 310 and the sewage well wall are fixedly installed, if concrete and masonry well wall materials are adopted, expansion bolts are adopted for fixation, and if a plastic well wall is adopted for bonding fixation.
The electromagnetic valve 400 is installed on a vertical pipe led out from the gas collection cover 100, the valve opening control device 410 is hung on a nearby sewage well wall, the valve opening control device 410 is electrically connected with the electromagnetic valve 400, the control device and components have moisture-proof and explosion-proof functions, the control device is driven by a storage battery, and the electromagnetic valve 400 can be controlled to be opened and closed through the control device 410 artificially.
The manufacturing method of the deodorant sewage well cover comprises the following steps:
step one, manufacturing a gas collecting cover 100: manufacturing a stamping die according to a design drawing, and performing hot bending or cold rolling one-step forming through the stamping die; four hoisting rings are welded at the middle point of 4 conical surface buses with an included angle of 90 degrees; among them, hot bending is applied to a plastic plate or cold rolling is applied to a stainless steel plate.
Step two, installing a drain pipe 140: drilling 4 circular holes with the diameter of 20mm uniformly in the peripheral water collecting tank 120, installing the drain pipe 140 which is processed in advance and provided with the trap in the drilled 4 circular holes, and fixing the drain pipe 140 and the water collecting tank 120 through a locking nut;
step three, installing an exhaust short pipe: a center hole 110 with the diameter of about 20mm is arranged at the center of a circular cover plate at the center of the gas collecting cover 100, and the short exhaust pipe passes through the center hole 110 of the gas collecting cover 100 and is locked and fixed with the gas collecting cover 100 through locking nuts at two sides;
step four, manufacturing and installing the supporting leg 310: 8 channel steel sections with the length of 100mm are cut from the No. 10 channel steel to serve as supporting legs 310, and circular holes with the diameter of 12mm are drilled in the center of the side faces of the channel steel sections;
after the anticorrosion treatment is finished, uniformly distributing and fixing 8 supporting leg 310 channel steel on a sewage well wall by using expansion bolts with the diameter of 10 mm; in order to facilitate the installation of the exhaust pipe, the vertical distance between an electromagnetic valve on the exhaust pipe and a sewage well cover is not more than 400mm due to the installation height of the supporting legs; and step four, in order to facilitate the installation of the exhaust pipe 200, the installation height of the support legs 310 ensures that the vertical distance between the electromagnetic valve 400 on the exhaust pipe 200 and the sewage well cover is not more than 400 mm.
Step five, manufacturing an installation support ring 300: marking a steel plate with the thickness of 5mm according to the drawing size, cutting the annular support ring 300 by gas cutting, and performing rust removal and corrosion prevention treatment; after the paint is dried, the support ring 300 is horizontally placed on the support leg 310; gluing and sealing the support ring 300 and the well wall; an annular rubber sealing gasket with the thickness of 5mm is laid on the support ring 300, and the radial size of the sealing gasket is the same as that of the support ring 300;
step six, installing a gas collecting cover 100: connecting and fixing the lifting hooks similar to the fishhook shape and lifting ropes thereof, hanging the four lifting hooks on a hoisting ring, and vertically and slowly dropping the gas collection cover 100 onto the support ring 300 after being adjusted to be horizontal; taking down the lifting hook and the lifting rope;
step seven, installing the electromagnetic valve 400 and the exhaust pipe 200: the electromagnetic valve 400 is arranged at the position 110100 mm away from the central hole of the gas collecting cover 100 at the top end of the short exhaust pipe, and then the exhaust pipes 200 of all sections are sequentially arranged; in order to facilitate disassembly, movable joints are arranged at the elbow part at the top end of the exhaust pipe 200 and the part close to the well wall.
Step eight, the control box 410 of the electromagnetic valve 400 is installed: fixing the control box 410 of the electromagnetic valve 400 at a proper position below the sewage well cover by using an expansion bolt, installing a disc core, and crimping a control line;
step nine, installing a dry battery for debugging; installing a battery, adjusting a time controller, setting the opening and closing time of the electromagnetic valve 400 at a certain time period, and observing whether the electromagnetic valve 400 is opened and closed according to the set time; after debugging is finished, the opening and closing time of the electromagnetic valve 400 is set to be 1: 00-4: 00.
the solenoid valve 400 and the exhaust pipe 200 are connected by screw threads, and the exhaust pipe is connected by screw threads or bonded. The exhaust pipes 200 are connected by screw threads, and are made of metal pipes, or plastic pipes.
According to the invention, the deodorization gas collecting cover is additionally arranged below the existing single-layer non-wastewater well cover, the electromagnetic valve arranged on the deodorization gas collecting cover can exhaust gas regularly, so that the odor is discharged regularly in the morning every day, and meanwhile, 4 drainage devices are arranged on the periphery of the bottom to ensure the timely drainage of rainwater.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that may be made by those skilled in the art within the technical scope of the present invention will be covered by the scope of the present invention.
Claims (10)
1. A deodorization sewage well lid is characterized by comprising an air collecting lid (100), an exhaust pipe (200), a support ring (300) and an electromagnetic valve (400);
the gas collecting cover (100) is of a conical surface structure, and a central hole (110) is formed in the central part of the gas collecting cover (100) and communicated with the exhaust pipe (200); the air collecting cover (100) is provided with a water collecting tank (120) along the circumferential direction, the water collecting tank (120) is provided with an outward extending part (130), and a plurality of drain pipes (140) are uniformly distributed at the bottom of the water collecting tank (120) along the circumferential direction;
the support ring (300) is of a circular structure, and the support ring (300) is fixedly installed along the sewage well wall; wherein the air collecting cover (100) is supported on the support ring (300) through the extension part (130);
the electromagnetic valve (400) is arranged on a passage between the air collection cover (200) and the exhaust pipe (200).
2. The odor resistant sewer manhole cover of claim 1, further comprising a U-shaped pipe (210);
the U-shaped pipe (210) is arranged at the elbow parts of the vertical pipe and the horizontal pipe in the exhaust pipe (200) communicated with the central hole (110).
3. The odor-resistant sewer manhole cover of claim 1 or 2, further comprising a plurality of support legs (310);
the supporting legs (310) are uniformly distributed along the sewage well wall and arranged on the lower portion of the supporting ring (300) and used for supporting the supporting ring (300).
4. The odor-resistant sewer manhole cover according to claim 3, wherein the angle between the conical surface of the air collecting cover (100) and the horizontal plane is 30 °.
5. The anti-odor sewer manhole cover according to claim 4, wherein the material of the air collecting cover (100) is galvanized plate or plastic plate;
when the gas collecting cover (100) is made of a stainless steel plate, the thickness is 2 mm;
when the gas collecting cover (100) is made of a plastic plate, the thickness of the plastic plate is 8 mm.
6. The odor resistant sewer manhole cover of claim 5, wherein the cross-section of the catch basin (120) is 50 x 50 mm; and
the number of the drain pipes (140) is 4, and the diameter of each drain pipe (140) is 15 mm.
7. The anti-odor sewer manhole cover of claim 6, wherein the support ring (300) is made of steel or plastic;
when the support ring (300) is made of steel, the thickness is 5 mm;
when the support ring (300) is made of plastic, the thickness is 10 mm.
8. The odor-resistant sewer manhole cover of claim 4, wherein the gas collecting cover (100) is fixedly connected with the exhaust pipe (200) through a locking nut.
9. A method of manufacturing the anti-foul sewer manhole cover according to any one of claims 1 to 8, comprising the steps of:
step one, manufacturing a gas collecting cover (100): manufacturing a stamping die according to a design drawing, and performing hot bending or cold rolling one-step forming through the stamping die; four hoisting rings are welded at the middle point of 4 conical surface buses with an included angle of 90 degrees;
step two, installing a drain pipe (140): drilling 4 round holes with the diameter of 20mm uniformly in the peripheral water collecting tank (120), installing the drain pipe (140) which is processed in advance and provided with the trap in the drilled 4 round holes, and fixing the drain pipe (140) and the water collecting tank (120) through a locking nut;
step three, installing an exhaust short pipe: a center hole (110) with the diameter of about 20mm is formed in the circle center of a circular cover plate at the center of the gas collecting cover (100), and the short exhaust pipe penetrates through the center hole (110) of the gas collecting cover (100) and is locked and fixed with the gas collecting cover (100) through locking nuts on two sides;
step four, manufacturing and installing support legs (310): 8 channel steel sections with the length of 100mm are cut from the No. 10 channel steel to serve as supporting legs (310), and circular holes with the diameter of 12mm are drilled in the center of the side faces of the channel steel sections;
after the anticorrosion treatment is finished, uniformly distributing and fixing 8 supporting leg (310) channel steels on a sewage well wall by using expansion bolts with the diameter of 10 mm;
step five, manufacturing an installation support ring (300): marking a steel plate with the thickness of 5mm according to the drawing size, cutting the annular support ring (300) by gas cutting, and performing rust removal and corrosion prevention treatment; after the paint is dried, the support ring (300) is horizontally placed on the support leg (310); gluing and sealing the support ring (300) and the well wall; an annular rubber sealing gasket with the thickness of 5mm is paved on the support ring (300), and the radial size of the sealing gasket is the same as that of the support ring (300);
step six, installing a gas collecting cover (100): connecting and fixing lifting hooks similar to fishhook shapes and lifting ropes thereof, hanging the four lifting hooks on a hoisting ring, adjusting the gas collection cover (100) to be horizontal, and vertically and slowly dropping the gas collection cover onto a support ring (300); taking down the lifting hook and the lifting rope;
step seven, installing the electromagnetic valve (400) and the exhaust pipe (200): an electromagnetic valve (400) is arranged at the position 100mm away from a central hole (110) of a gas collecting cover (100) at the top end of the short exhaust pipe, and then the exhaust pipes (200) of all sections are sequentially arranged;
step eight, installing a control box (410) of the electromagnetic valve (400): fixing a control box (410) of the electromagnetic valve (400) at a proper position below a sewage well cover by using an expansion bolt, installing a disc core, and crimping a control line;
step nine, installing a dry battery for debugging; installing a battery, adjusting a time controller, setting the opening and closing time of the electromagnetic valve (400) at a certain time period, and observing whether the electromagnetic valve (400) is opened or closed according to the set time; after debugging is finished, the opening and closing time of the electromagnetic valve (400) is set to be 1: 00-4: 00.
10. the manufacturing method according to claim 9, wherein the solenoid valve (400) and the exhaust pipe (200) are connected by screw threads, and the exhaust pipe (200) is connected by screw threads or bonded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110473147.2A CN113513045A (en) | 2021-04-29 | 2021-04-29 | Deodorant sewage well cover and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110473147.2A CN113513045A (en) | 2021-04-29 | 2021-04-29 | Deodorant sewage well cover and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN113513045A true CN113513045A (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110473147.2A Pending CN113513045A (en) | 2021-04-29 | 2021-04-29 | Deodorant sewage well cover and manufacturing method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294849A (en) * | 2014-10-20 | 2015-01-21 | 中国能源建设集团广东省电力设计研究院 | Exhaust and check system for underground water pipeline |
| CN106652364A (en) * | 2016-12-29 | 2017-05-10 | 重庆奥海辉龙大数据有限公司 | Hazardous gas monitoring device and system |
| CN207419536U (en) * | 2017-10-30 | 2018-05-29 | 成都川盛塑胶有限公司 | A kind of municipal administration inspection shaft keeps away smelly well lid |
| CN109056819A (en) * | 2018-08-31 | 2018-12-21 | 浙江南洋水泥制品有限公司 | A kind of trapped well seat of anti-odour leakage |
| CN109440894A (en) * | 2018-09-10 | 2019-03-08 | 江苏建筑职业技术学院 | Inlet for stom water deodorization apparatus |
| CN210315917U (en) * | 2019-05-25 | 2020-04-14 | 中恒宏瑞建设集团有限公司 | Novel municipal works are with deodorant well |
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2021
- 2021-04-29 CN CN202110473147.2A patent/CN113513045A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294849A (en) * | 2014-10-20 | 2015-01-21 | 中国能源建设集团广东省电力设计研究院 | Exhaust and check system for underground water pipeline |
| CN106652364A (en) * | 2016-12-29 | 2017-05-10 | 重庆奥海辉龙大数据有限公司 | Hazardous gas monitoring device and system |
| CN207419536U (en) * | 2017-10-30 | 2018-05-29 | 成都川盛塑胶有限公司 | A kind of municipal administration inspection shaft keeps away smelly well lid |
| CN109056819A (en) * | 2018-08-31 | 2018-12-21 | 浙江南洋水泥制品有限公司 | A kind of trapped well seat of anti-odour leakage |
| CN109440894A (en) * | 2018-09-10 | 2019-03-08 | 江苏建筑职业技术学院 | Inlet for stom water deodorization apparatus |
| CN210315917U (en) * | 2019-05-25 | 2020-04-14 | 中恒宏瑞建设集团有限公司 | Novel municipal works are with deodorant well |
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