CN108999269A - A kind of floor drain of anti-odour evolution - Google Patents
A kind of floor drain of anti-odour evolution Download PDFInfo
- Publication number
- CN108999269A CN108999269A CN201811053904.5A CN201811053904A CN108999269A CN 108999269 A CN108999269 A CN 108999269A CN 201811053904 A CN201811053904 A CN 201811053904A CN 108999269 A CN108999269 A CN 108999269A
- Authority
- CN
- China
- Prior art keywords
- floor drain
- wall
- plate
- evolution
- odour
- 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.)
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Classifications
-
- 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
- E03F5/0407—Floor drains for indoor use
-
- 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
- E03F5/06—Gully gratings
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sink And Installation For Waste Water (AREA)
- Floor Finish (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of floor drains of anti-odour evolution, including floor drain, the upper end of the floor drain is equipped with strainer, the lower wall of the strainer is fixedly connected there are two gag lever post, the inside of the lower end insertion floor drain of two gag lever posts, the installing port being located in same horizontal line there are two being opened up on the inner wall of the floor drain, anti- evolution mechanism is equipped in each installing port, two air inlets being located on same horizontal line are also provided on the inner wall of the floor drain, the air inlet is located at the downside of installing port, the upside of each air inlet is rotatably connected to sealing plate.Advantage is: the present invention drives slide plate mobile by the foul smell of evolution, and then connect the iron staff for being arranged with coil with extraneous power supply, and then it generates magnetic, push permanent magnet mobile, stretching two deformation pieces makes gasket close to fitting, avoiding agitating for floor drain interior air-flow escapes foul smell, ensure that the air quality in family life.
Description
Technical field
The present invention relates to the floor drains that floor drain technical field more particularly to a kind of anti-odour escape.
Background technique
Floor drain, be connect sewerage system and flooring important interface, as in house drainage system it is important
Component, its performance quality directly affect the quality of room air, extremely important to the peculiar smell control of bathroom.
It is current that floor drain generally uses water seal or spring sealed, when using water seal, it is easy to produce because of the accumulation of water at summer
The growth of endophytic bacteria causes the pollution of drainage pipeline inner wall, and is easy to freeze because of floor drain caused by temperature is too low in winter,
The circulation of water is not can be carried out；Using it is spring sealed when, due to the characteristic of spring, when being used for multiple times, spring loses original
The elastic force come causes blowing out for stink so that the stream of taking offence of the fluxion strap in floor drain because of water flow be caused to agitate.
Summary of the invention
The purpose of the present invention is to solve the problems in background techniques, and a kind of floor drain of anti-odour evolution proposed.
To achieve the goals above, present invention employs following technical solutions: a kind of floor drain of anti-odour evolution, including ground
Leakage, the upper end of the floor drain are equipped with strainer, and the lower wall of the strainer is fixedly connected with that there are two gag lever post, two gag lever posts
Lower end insertion floor drain inside, open up that there are two the installing ports being located in same horizontal line on the inner wall of the floor drain, each
It is equipped with anti-evolution mechanism in the installing port, two are also provided on the inner wall of the floor drain and is located on same horizontal line
Air inlet, the air inlet are located at the downside of installing port, and the upside of each air inlet is rotatably connected to sealing plate, each
Compressed spring is fixedly connected between the lower wall of the sealing plate and the inner wall of floor drain.
In the floor drain that a kind of above-mentioned anti-odour escapes, the anti-evolution mechanism includes being fixed on installing port inner roof wall
L-type plate and the fixed plate for being fixed on fixing port inner bottom wall, the upper side wall and L-type plate of the fixed plate in each installing port
Lower wall be fixedly connected to U-shaped bar, slidably connect sliding panel on each U-shaped bar, two sliding panels it
Between be fixedly connected with permanent magnet jointly, iron staff is fixed with by fixed link on the inner wall of each L-type plate, the iron staff
It is arranged with coil on outer wall, is fixedly connected with limit plate, the limit plate jointly between each L-type plate and the outer wall of floor drain
Lower wall be equipped with connect with coil both ends first electricity contravention.
In the floor drain that a kind of above-mentioned anti-odour escapes, slide plate, Mei Gesuo are equipped on the downside of each limit plate
The outer wall for stating slide plate is in contact with the outer wall of the inner wall of L-type plate and floor drain, and the upper side wall of each slide plate is equipped with first
The second electric contravention that electric contravention position matches, the described second electric contravention are connect by conducting wire with external power supply.
In the floor drain that a kind of above-mentioned anti-odour escapes, between the L-type plate and fixed plate of each installing port
It is fixedly connected with deformation piece, is bonded with gasket on the opposite side side wall of two deformation pieces.
In the floor drain that a kind of above-mentioned anti-odour escapes, each deformation piece is made of memory metal material.
In the floor drain that a kind of above-mentioned anti-odour escapes, the upper side wall of two L-type plates integrally formed with inclined plate,
The each one end of the inclined plate far from L-type plate is fixedly connected with the inner wall of floor drain.
Compared with prior art, the drain structure of this anti-odour evolution is stablized, and design is scientific and reasonable, and specific advantage exists
In:
1, strainer and gag lever post are set, and strainer is inserted by gag lever post and is fixed with the inner wall of floor drain, is placed strainer and is existed
It shifts in use process, large-scale impurity is filtered by the setting of strainer, large-scale impurity is avoided to enter inside floor drain
Cause the blocking of floor drain；
2, sealing plate is set and compressed spring, compressed spring bounce sealing plate, it is smelly in floor drain avoiding to a certain degree
The removal of gas, while in the case where compressed spring elastic force reduces, sealing plate can play the role of water conservancy diversion；
3, be arranged air inlet, slide plate, limit plate, conducting wire, the first electric contravention, the second electric contravention, iron staff, coil, permanent magnet,
Deformation piece and gasket, the foul smell of floor drain bottom is imported in L-type plate by air inlet pushes slide plate mobile, make the first electric contravention with
Second electric contravention connection, electric current are directed into coil, magnetic force are generated on iron staff and coil, and then push permanent magnet mobile, permanent magnetism
Body generates deformation by deformation piece, promotes two gasket fittings close to each other, prevents foul smell from escaping out of floor drain；
4, U-shaped bar and sliding panel are set, and permanent magnet is slided on the outer wall of U-shaped bar by sliding panel, and sliding process is more
It is smooth.
In conclusion the present invention drives slide plate mobile by the foul smell of evolution, and then make the iron staff for being arranged with coil and outer
Boundary's power supply is connected, and then generates magnetic, promotion permanent magnet movement, and stretching two deformation pieces makes the close fitting of gasket, is kept away
Having exempted from agitating for floor drain interior air-flow escapes foul smell, ensure that the air quality in family life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the floor drain of anti-odour evolution proposed by the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1 of the present invention.
In figure: 1 floor drain, 2L template, 3 fixed plates, 4 inclined plates, 5 strainers, 6 gag lever posts, 7 sealing plates, 8 compressed springs, 9 air inlets
Mouth, 10 iron staffs, 11 coils, 12 limit plates, 13 slide plates, 14 conducting wires, 15 first electric contraventions, 16 deformation pieces, 17 gaskets, 18U type
Bar, 19 permanent magnets, 20 sliding panels.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Referring to Fig.1-2, a kind of floor drain of anti-odour evolution, including floor drain 1, the upper end of floor drain 1 are equipped with strainer 5, strainer 5
Lower wall is fixedly connected there are two gag lever post 6, and the inside of the lower end insertion floor drain 1 of two gag lever posts 6 is inserted by gag lever post 6
The fixation that strainer 5 is carried out in floor drain 1, is filtered biggish impurity by strainer 5, and biggish impurity is avoided to flow into floor drain 1
The blocking of floor drain 1 is caused in inside, and the upper side wall of two L-type plates 2 is integrally formed with inclined plate 4, and each inclined plate 4 is far from L-type plate 2
One end is fixedly connected with the inner wall of floor drain 1, and setting inclined plate 4 can play the role of water conservancy diversion, water flow draining when being drained
Shi Gengjia is gentle.
It opens up that there are two the installing ports being located in same horizontal line on the inner wall of floor drain 1, is equipped in each installing port anti-
Mechanism is escaped, two air inlets 9 being located on same horizontal line are also provided on the inner wall of floor drain 1, air inlet 9 is located at installation
The downside of mouth is directed in air inlet 9 because agitating for air-flow leads to when moving up of foul smell in floor drain 1, and anti-evolution mechanism includes solid
It is scheduled on the L-type plate 2 of installing port inner roof wall and is fixed on the fixed plate 3 of fixing port inner bottom wall, the fixation in each installing port
The upper side wall of plate 3 and the lower wall of L-type plate 2 are fixedly connected to U-shaped bar 18, slidably connect sliding on each U-shaped bar 18
Plate 20, permanent magnet 19 is fixedly connected between two sliding panels jointly, and permanent magnet 19 is carried out on U-shaped bar 18 by sliding panel 20
Sliding, avoids permanent magnet 19 and contacts with L-type plate 2 and fixed plate 3, reduce frictional force, facilitate the sliding of permanent magnet 19, each
Iron staff 10 is fixed with by fixed link on the inner wall of L-type plate 2, coil 11 is arranged on the outer wall of iron staff 10, when in coil 11
When aliving, magnetism is generated on iron staff 10, when the magnetism of the magnetism of iron staff 10 and permanent magnet 19 is opposite, pushes permanent magnet 19
It moves.
Limit plate 12 is fixedly connected between each L-type plate 2 and the outer wall of floor drain 1 jointly, the lower wall of limit plate 12 is set
There is the electric contravention 15 of first connect with 11 both ends of coil, the downside of each limit plate 12 is equipped with slide plate 13, each slide plate 13
Outer wall is in contact with the outer wall of the inner wall of L-type plate 2 and floor drain 1, and the upper side wall of each slide plate 13 is equipped with the first electric contravention 15
The second electric contravention that position matches, the second electric contravention are connect by conducting wire 14 with external power supply, and air-flow imports in air inlet 9,
Slide plate 13 is pushed to move up, the first electric contravention 15 is contacted with the second electric contravention, and coil 11 is connect by conducting wire 14 with external power supply, iron
Magnetism is generated on stick 10, is fixedly connected with deformation piece 16, two deformation pieces between the L-type plate 2 and fixed plate 3 of each installing port
Gasket 17 is bonded on 16 opposite side side walls, each deformation piece 16 is made of memory metal material, memory metal
Material has the characteristics that high resiliency and recoverable, when iron staff 10 pushes permanent magnet 19 mobile, 19 compressional deformation piece 16 of permanent magnet
Deformation occurs stretches, and two fittings close to each other of gasket 17, the foul smell bloated below floor drain 1 is blocked, and avoids foul smell
Evolution, after the shaking of the air-flow caused by the flowing because of water flow of 1 bottom of floor drain is restored just, escaping gas does not siphon away therewith,
Slide plate 13 moves down in the case where gravity, and the first electric contravention 15 is separated with the second electric contravention, and iron staff 10 and coil 11 are no longer
Magnetic force is generated, deformation piece 16 restores.
The upside of each air inlet 9 is rotatably connected to sealing plate 7, the lower wall of each sealing plate 7 and the inner wall of floor drain 1
Between be fixedly connected to compressed spring 8, compressed spring 8 bounces sealing plate 7, is avoiding foul smell in floor drain 1 to a certain degree
Removal, while 8 elastic force of compressed spring reduce in the case where, sealing plate 7 can play the role of water conservancy diversion, and foul smell is directed at air inlet
In mouth 9.
In the present invention, when foul smell evolution occurs, foul smell is imported in air inlet 9 by the guide functions of sealing plate 7, is pushed
Slide plate 13 is mobile, connect the first electric contravention 15 with the second electric contravention, electric current is directed into coil 11, on iron staff 10 and coil 11
Magnetic force is generated, and then pushes permanent magnet 19 mobile, permanent magnet 19 pushes 16 deformation of deformation piece to stretch, and promotes two 17 phases of gasket
Mutually close to fitting, prevent foul smell from escaping out of floor drain 1, after the bottom of floor drain 1 restores normal, bottom quilt of the foul smell from floor drain 1
Extraction, slide plate 13 move down in the case where gravity, separated, iron staff 10 and the coil 11 of the first electric contravention 15 and the second electric contravention
Magnetic force is no longer generated, deformation piece 16 restores, and permanent magnet 19 is pushed to set back, separate between two gaskets 17.
It further illustrates, it is above-mentioned to be fixedly connected unless specifically defined or limited otherwise, otherwise to shall be understood in a broad sense, example
Such as, it can be welding, be also possible to gluing, or be integrally formed the customary means well known to those skilled in the art such as setting.
Although be used more herein floor drain 1, L-type plate 2, fixed plate 3, inclined plate 4, strainer 5, gag lever post 6, sealing plate 7,
The electric contravention 15 of compressed spring 8, air inlet 9, iron staff 10, coil 11, limit plate 12, slide plate 13, conducting wire 14, first, deformation piece 16,
The terms such as gasket 17, U-shaped bar 18, permanent magnet 19, sliding panel 20, but it does not exclude the possibility of using other terms.It uses
These terms are only for the convenience of describing and explaining the nature of the invention；It is construed as any additional limit
System is disagreed with spirit of that invention.
Claims (6)
1. a kind of floor drain of anti-odour evolution, including floor drain (1), which is characterized in that the upper end of the floor drain (1) is equipped with strainer
(5), the lower wall of the strainer (5) is fixedly connected there are two gag lever post (6), and ground is inserted into the lower end of two gag lever posts (6)
The inside for leaking (1), opens up that there are two the installing port being located in same horizontal line, each peaces on the inner wall of the floor drain (1)
Dress mouth in be equipped with anti-evolution mechanism, be also provided on the inner wall of the floor drain (1) two be located at same horizontal line on into
Port (9), the air inlet (9) are located at the downside of installing port, and the upside of each air inlet (9) is rotatably connected to sealing
Plate (7) is fixedly connected to compressed spring (8) between the lower wall of each sealing plate (7) and the inner wall of floor drain (1).
2. a kind of floor drain of anti-odour evolution according to claim 1, which is characterized in that the anti-evolution mechanism includes solid
It is scheduled on the L-type plate (2) of installing port inner roof wall and is fixed on the fixed plate (3) of fixing port inner bottom wall, in each installing port
The upper side wall of the fixed plate (3) and the lower wall of L-type plate (2) are fixedly connected to U-shaped bar (18), each U-shaped bar
(18) it is slidably connected on sliding panel (20), is fixedly connected with permanent magnet (19) between two sliding panels jointly, each
It is fixed with iron staff (10) by fixed link on the inner wall of the L-type plate (2), is arranged with coil on the outer wall of the iron staff (10)
(11), it is fixedly connected with limit plate (12), the limit plate jointly between each L-type plate (2) and the outer wall of floor drain (1)
(12) lower wall is equipped with the electric contravention (15) of first connect with coil (11) both ends.
3. a kind of floor drain of anti-odour evolution according to claim 2, which is characterized in that each limit plate (12)
Downside is equipped with slide plate (13), outer wall phase of the outer wall of each slide plate (13) with the inner wall of L-type plate (2) and floor drain (1)
Contact, the upper side wall of each slide plate (13) is equipped with the second electric contravention that first electric contravention (15) position matches, described
Second electric contravention is connect by conducting wire (14) with external power supply.
4. a kind of floor drain of anti-odour evolution according to claim 2, which is characterized in that positioned at each installing port
It is fixedly connected between L-type plate (2) and fixed plate (3) deformation piece (16), on the opposite side side wall of two deformation pieces (16)
It is bonded with gasket (17).
5. a kind of floor drain of anti-odour evolution according to claim 4, which is characterized in that each deformation piece (16) is equal
It is made of memory metal material.
6. a kind of floor drain of anti-odour evolution according to claim 2, which is characterized in that two L-type plates (2) it is upper
For side wall integrally formed with inclined plate (4), the one end of each inclined plate (4) far from L-type plate (2) is solid with the inner wall of floor drain (1)
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053904.5A CN108999269B (en) | 2018-09-11 | 2018-09-11 | Floor drain capable of preventing odor from escaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053904.5A CN108999269B (en) | 2018-09-11 | 2018-09-11 | Floor drain capable of preventing odor from escaping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108999269A true CN108999269A (en) | 2018-12-14 |
| CN108999269B CN108999269B (en) | 2020-05-05 |
Family
ID=64590822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811053904.5A Active CN108999269B (en) | 2018-09-11 | 2018-09-11 | Floor drain capable of preventing odor from escaping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108999269B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217298A (en) * | 2019-06-14 | 2019-09-10 | 沛县迅驰专用车辆制造有限公司 | A kind of semitrailer for facilitating opposite side beam slab to carry out unified collection |
| CN110397128A (en) * | 2019-08-15 | 2019-11-01 | 徐承熙 | A kind of anti-blocking self-cleaning device of sewer pipe |
| CN110644597A (en) * | 2019-10-21 | 2020-01-03 | 朱梦青 | Floor drain for water conservancy construction |
| CN111779119A (en) * | 2020-08-11 | 2020-10-16 | 万丽华 | Sealed type odor-resistant floor drain |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760190Y (en) * | 2004-03-31 | 2006-02-22 | 王岩亮 | Electromagnetic theft-proof water-proof manhole cover |
| KR20110106126A (en) * | 2010-03-22 | 2011-09-28 | 삼화주철공업 주식회사 | Locking device for realizing locking function by using a permanent magnet and manhole using the same |
| CN203808108U (en) * | 2014-02-27 | 2014-09-03 | 昆明顺弘水泥制管制品有限公司 | Theft-proof manhole cover |
| CN204608948U (en) * | 2015-04-24 | 2015-09-02 | 常州市长昊机械有限公司 | Electronic odour-proof floor drain |
| CN107246051A (en) * | 2017-07-21 | 2017-10-13 | 江门市开普勒卫浴科技有限公司 | A kind of electromagnetic type outlet device |
-
2018
- 2018-09-11 CN CN201811053904.5A patent/CN108999269B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760190Y (en) * | 2004-03-31 | 2006-02-22 | 王岩亮 | Electromagnetic theft-proof water-proof manhole cover |
| KR20110106126A (en) * | 2010-03-22 | 2011-09-28 | 삼화주철공업 주식회사 | Locking device for realizing locking function by using a permanent magnet and manhole using the same |
| CN203808108U (en) * | 2014-02-27 | 2014-09-03 | 昆明顺弘水泥制管制品有限公司 | Theft-proof manhole cover |
| CN204608948U (en) * | 2015-04-24 | 2015-09-02 | 常州市长昊机械有限公司 | Electronic odour-proof floor drain |
| CN107246051A (en) * | 2017-07-21 | 2017-10-13 | 江门市开普勒卫浴科技有限公司 | A kind of electromagnetic type outlet device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217298A (en) * | 2019-06-14 | 2019-09-10 | 沛县迅驰专用车辆制造有限公司 | A kind of semitrailer for facilitating opposite side beam slab to carry out unified collection |
| CN110217298B (en) * | 2019-06-14 | 2021-11-30 | 沛县迅驰专用车辆制造有限公司 | Semitrailer convenient for uniformly collecting side beam plates |
| CN110397128A (en) * | 2019-08-15 | 2019-11-01 | 徐承熙 | A kind of anti-blocking self-cleaning device of sewer pipe |
| CN110644597A (en) * | 2019-10-21 | 2020-01-03 | 朱梦青 | Floor drain for water conservancy construction |
| CN111779119A (en) * | 2020-08-11 | 2020-10-16 | 万丽华 | Sealed type odor-resistant floor drain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108999269B (en) | 2020-05-05 |
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Effective date of registration: 20200414 Address after: 362000 No. 236, Liang Liang village, Tu Tu Town, Huian County, Fujian, Quanzhou Applicant after: Wang Peijie Address before: 255022 No. 266, New Village West Road, Zhangdian District, Zibo, Shandong Applicant before: Liu Peicheng |
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