CN107386388A - A kind of downcomer seal fitting and its special joint - Google Patents
A kind of downcomer seal fitting and its special joint Download PDFInfo
- Publication number
- CN107386388A CN107386388A CN201710626617.8A CN201710626617A CN107386388A CN 107386388 A CN107386388 A CN 107386388A CN 201710626617 A CN201710626617 A CN 201710626617A CN 107386388 A CN107386388 A CN 107386388A
- Authority
- CN
- China
- Prior art keywords
- seal
- opening
- fitting
- water pipe
- seal fitting
- 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
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/28—Odour seals
- E03C1/29—Odour seals having housing containing dividing wall, e.g. tubular
- E03C1/292—Odour seals having housing containing dividing wall, e.g. tubular having elastic housing
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a kind of downcomer seal fitting and its special joint.Wherein downcomer seal fitting includes seal, and the seal is made up of elastomeric material, and the opening of seal one end is in opening-wide state, and the opening of the other end is in closure state and expansible, and the opening at the seal both ends communicates；The seal is connected with fixed plug in the one end open of opening-wide state, and one end in closure state is more valve closing structures.The downcomer seal fitting of the present invention need not realize sealing by water, thus avoid because water evaporation cause seal failure the problem of, sealing is safe and reliable.In addition, the seal bottom opening of the water pipe seal fitting of the present invention employs more valve closing structures, therefore the hydraulic pressure of very little is only needed to make its opening, small to the resistance of water, draining is unobstructed.
Description
Technical field
It is a kind of downcomer seal fitting specifically the present invention relates to a kind of accessory for the row that feeds water, and for pacifying
Fill the special joint of the downcomer seal fitting.
Background technology
In construction drainage field, each collector nozzle, such as floor drain, wash-basin down-flow mouth, be connection sewerage system with
The important interface of flooring.Generally in these lower near the mouth of a river, the trap of water seal effect, trap have all been designed with
Taking the shape of the letter U, U-shaped water column, its excellent sealing trapping effect are formed in bend pipe, the foul smell completely cut off in drainage is got in,
The air quality of interior is ensured.But if toilet or the long-term water of other drainpipes use, the water in trap can be slow
Slow evaporation, because without the supplement of external water source, liquid level constantly declines, until there is space with trap inwall, water seal is prevented
Smelly function also just fails therewith.
In the prior art, also there are the technology of many designed enhancing deodorant functions regarding to the issue above, such as publication number on
A kind of deodorization launching piece, including cylinder, cylinder upper end outward flange are disclosed for CN104563234A Chinese invention patent application
Provided with the drainage boss outwards set, launching piece switching mechanism is installed in cylinder, lower end position is connected with cylinder connects up and down
Logical mounting seat, mounting seat centre are provided with mounting cylinder, and mounting seat upper end is connected with filtering cover in cylinder, is flexibly connected in mounting cylinder
There is traveller, return spring is socketed with outside traveller, traveller lower end is fixedly connected with capping, and capping outer wall is connected to mounting seat inwall
On, and bearing surface is obliquely installed, the bearing surface for covering outer wall abuts relative to the inclination angle of tubular axis less than mounting seat inwall
Face relative to tubular axis inclination angle.
In addition, Publication No. CN105569171A Chinese invention patent application discloses a kind of odour-proof floor drain, including ground
Leakage main body, center connecting pole and lower sealing mechanism, center connecting pole are connected in floor drain body, and the upper end of lower sealing mechanism is slided
It is connected in the connecting pole of center, lower end and the floor drain body lower surface of lower sealing mechanism form lower valve port；Odour-proof floor drain also includes
There is the diversion seat of flow-guiding structure and upper end to be provided with the pendulum leaf set of at least one pendulum leaf for upper end, and diversion seat close-fitting is in floor drain body
It is interior, and pendulum leaf set upper side is socketed in, the lower end of pendulum leaf set is socketed on the connecting pole of center；Diversion seat is provided with the pendulum with pendulum leaf set
Leaf forms the drain gully of valve port in the presence of retaining mechanism.
Above-mentioned prior art construction is all more complicated, and dismounting is fairly cumbersome with safeguarding, and complicated structure is brought
The lifting of cost.And and for example water core under Double stink disclosed in Publication No. CN104674932A application for a patent for invention, adopt
With double sealing structure for water, but still there is the hidden danger to be failed by water evaporation, and double water seals design row of reducing in the structure
The transparent performance of water, adds resistance of water drainage.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of downcomer seal fitting and its special joint, can provide good
Good reliable odour seal, will not cause seal failure because of the evaporation of water, and small to the resistance of draining.
In order to solve the above-mentioned technical problem, it is described close the invention provides a kind of downcomer seal fitting, including seal
Sealing is made up of elastomeric material, and the opening of seal one end is in opening-wide state, and the opening of the other end is in closure state and expansible,
The opening at the seal both ends communicates；The seal is connected with fixed plug in the one end open of opening-wide state, in closed form
One end of state is more valve closing structures.
Further, the seal is three valves or pintongs closing structure in one end of closure state.
Further, the fixed plug be cylindrical sleeve structure, the junction of the fixed plug and seal provided with by
The circular transition part to more valve structures.
Further, the fixed plug inner side is provided with the multiple dividing plates corresponding with the valve number of the seal, it is multiple every
Plate is centrosymmetric arrangement.
Further, the dividing plate extends to one end that the seal is in closure state.
Further, the dividing plate extends to one end outside of the seal in closure state.
Further, the outer wall of the seal is provided with sealing ring.
Further, after the seal opens in one end of closure state, the girth of the end opening is opened less than the other end
The girth of mouth.
Further, after the seal opens in one end of closure state, the Zhou Changwei other end openings of the end opening
Six times of radius.
Present invention also offers a kind of special joint for above-mentioned water pipe seal fitting, including faucet part and socket,
The faucet part is connected with socket by main part, and the internal diameter of the faucet part is slightly larger than the sealing of the water pipe seal fitting
The external diameter on part top, the seal outer diameter of the internal diameter of the main part and the water pipe seal fitting are adapted；The socket
Diameter be less than the main part diameter.
After the downcomer seal fitting of the present invention installs, when not having water, the opening of bottom is in closure state, every
Gas in exhausted drainage system；Current are fashionable when having, and due to gravity and the pressure of water, more valve closing structures are opened on top, make opening
Open, make in inflow sewerage system.The downcomer seal fitting of the present invention need not realize sealing by water, therefore avoid
The problem of causing seal failure because of water evaporation, sealing are safe and reliable.In addition, the seal bottom of the water pipe seal fitting of the present invention
Opening employs more valve closing structures, therefore only needs the hydraulic pressure of very little to make its opening, and small to the resistance of water, draining is led to
Freely.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the embodiment of downcomer seal fitting one of the present invention.
Fig. 2 is the top view of embodiment illustrated in fig. 1.
Fig. 3 is the dimensional structure diagram of seal in embodiment illustrated in fig. 1.
Fig. 4 is the side view of seal in embodiment illustrated in fig. 1.
Fig. 5 is the top view of seal in embodiment illustrated in fig. 1.
Fig. 6 is the dimensional structure diagram of fixed plug in embodiment illustrated in fig. 1.
Fig. 7 is the side view of fixed plug in embodiment illustrated in fig. 1.
Fig. 8 is the structural representation of an embodiment of the special joint of the downcomer seal fitting of the present invention.
Fig. 9 is the assembling structure schematic diagram of downcomer seal fitting and special joint in the present invention.
In figure：1. seal, 2. fixation plugs, 3. dividing plates, 4. flanges, 5. sealing block edges, 6. seal grooves, 7. faucet parts, 8.
Main part, 9. sockets.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
More fully understand the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As depicted in figs. 1 and 2, an embodiment of downcomer seal fitting of the invention, including seal 1, the sealing
Part 1 is made up of elastomeric material, and the opening of the one end of seal 1 is in opening-wide state, and the opening of the other end is in closure state and expansible,
The opening at the both ends of seal 1 communicates；The seal 1 is connected with fixed plug 2 in the one end open of opening-wide state, in closure
One end of state is more valve closing structures.The seal 1 is three valves or pintongs closing structure in one end of closure state.
As shown in Figure 3 and Figure 4, fixed plug 2 is cylindrical sleeve structure, and the junction of the fixed plug 2 and seal 1 is set
There is the transition part from circle to more valve structures.The fixed inner side of plug 2 is provided with corresponding with the valve number of the seal 1 multiple
Dividing plate 3, multiple dividing plates 3 are centrosymmetric arrangement.Seal 1 and the valve that the joint place of dividing plate 3 is seal.In actual processing
When, for more valve closing structures due to mould, the sealing property of self-closing is not good enough.The present invention, can be with by setting dividing plate
Increase the tight close degree of more valve closing structures.The dividing plate extends to one end that the seal is in closure state, can also
Extend to outside stating seal in one end of closure state.
As illustrated in figs. 5-7, the outer wall of heretofore described seal 1 is provided with sealing ring.Wherein, as shown in fig. 6, close
The outside on the top of sealing 1 seals formation seal groove 6 between block edge 5, is used in the seal groove 6 formed with multiple sealing block edges 5
The sealing ring is set.The upper surface of the sealing block edge 5 is plane, and lower surface is the conical surface.The upper end of seal 1 is provided with flange
4, the external diameter of flange 4 is more than the external diameter of sealing block edge 5.
Preferably, after the seal 1 opens in one end of closure state, the girth of the end opening is less than another end opening
Girth.It is further preferred that after the seal 1 opens in one end of closure state, the Zhou Changwei other ends of the end opening
Six times of opening radius.By the structure, mould process can be greatly simplified.If make the one end of seal in closure state
After opening, the girth of the end opening is identical with another end opening, it is necessary to which the edge designs camber of the valvular structure seal, leads
Cause mould process complicated.Three valve structures are used in the present embodiment, in the case where ensureing sealing and crossing water fluency, are also reduced
Requirement to Product Precision.
Downcomer seal fitting when in use, draining is installed to by special joint by the downcomer seal fitting of the present invention
In utensil, on collector nozzle bottom or horizontal branch pipe.The structure of the embodiment of special joint one is as shown in figure 8, including faucet part 7 and socket
Portion 9, the faucet part 7 are connected with socket 9 by main part 8, and the internal diameter of the faucet part 7 is matched somebody with somebody slightly larger than water pipe sealing
The external diameter on the top of seal 1 of part, the external diameter of seal 1 of the internal diameter of the main part 8 and the water pipe seal fitting are adapted；
The diameter of the socket 9 is less than the diameter of the main part 8.
When mounted, as shown in figure 9, special joint is installed in drainage fixture first, collector nozzle bottom or horizontal branch pipe
On, then downcomer seal fitting bottom is inserted from the faucet part 7 of special joint, after reaching suitable position, downcomer is close
The outside of seal 1 and the inwall of special joint main part for sealing accessory are fitted close, and form sealing.Downcomer seal fitting it is close
The tapered inferior surface of the outer side seal block edge 5 of sealing 1 forms guide effect so that can easily insert, improve during installation
Installation effectiveness.In addition, when the tapered inferior surface of sealing block edge 5 allows the shape of seal groove 6 to absorb installation sealing ring bullet
Property deformation, so as to further facilitate seal fitting insert special joint.After being installed in place, the flange 4 on the top of seal 1 is lucky
The faucet part 7 of special joint and the junction of main part 8 are stuck in, helps to position.
As needed, the drainpipe of drainage fixture (such as hand basin, washing machine etc.) can be connected to special joint
Faucet part 7.And for the discharge outlet of some usage scenarios, such as bathroom, then directly downcomer sealing is matched somebody with somebody using special joint
Part is installed to discharge outlet.
When there is water to need to drain, the pressure of water forces the valve of seal 1 to be separated with dividing plate 3, seal lower openings
Open, water is drained.After draining, resetted in the valve of elastic reaction lower seal, re-close to form sealing.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (10)
1. a kind of downcomer seal fitting, it is characterised in that including seal, the seal is made up of elastomeric material, sealing
The opening of part one end is in opening-wide state, and the opening of the other end is in closure state and expansible, the opening phase at the seal both ends
It is logical；The seal is connected with fixed plug in the one end open of opening-wide state, and one end in closure state is more valve closing structures.
2. water pipe seal fitting as claimed in claim 1, it is characterised in that the seal is three in one end of closure state
Valve or pintongs closing structure.
3. water pipe seal fitting as claimed in claim 1, it is characterised in that the fixed plug is cylindrical sleeve structure, institute
Fixed plug is stated with the junction of seal provided with the transition part from circle to more valve structures.
4. water pipe seal fitting as claimed in claim 3, it is characterised in that the fixed plug inner side is provided with and the seal
The corresponding multiple dividing plates of valve number, multiple dividing plates are centrosymmetric arrangement.
5. water pipe seal fitting as claimed in claim 4, it is characterised in that the dividing plate extends to the seal in closure
One end of state.
6. water pipe seal fitting as claimed in claim 4, it is characterised in that the dividing plate extends to the seal in closure
On the outside of one end of state.
7. water pipe seal fitting as claimed in claim 3, it is characterised in that the outer wall of the seal is provided with sealing ring.
8. water pipe seal fitting as claimed in claim 3, it is characterised in that the seal opens in one end of closure state
Afterwards, the girth of the end opening is less than the girth of another end opening.
9. water pipe seal fitting as claimed in claim 8, it is characterised in that the seal opens in one end of closure state
Afterwards, six times of the Zhou Changwei other end opening radius of the end opening.
A kind of 10. special joint for water pipe seal fitting described in claim 1-9 any one, it is characterised in that including
Faucet part and socket, the faucet part are connected with socket by main part, and the internal diameter of the faucet part is slightly larger than the water
The external diameter on the seal top of seal of tube accessory, the seal outer diameter phase of the internal diameter of the main part and the water pipe seal fitting
Adapt to；The diameter of the socket is less than the diameter of the main part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626617.8A CN107386388B (en) | 2017-07-24 | 2017-07-24 | Sewer pipe sealing fitting and special joint thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626617.8A CN107386388B (en) | 2017-07-24 | 2017-07-24 | Sewer pipe sealing fitting and special joint thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107386388A true CN107386388A (en) | 2017-11-24 |
| CN107386388B CN107386388B (en) | 2019-12-24 |
Family
ID=60341985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710626617.8A Active CN107386388B (en) | 2017-07-24 | 2017-07-24 | Sewer pipe sealing fitting and special joint thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107386388B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202108089U (en) * | 2011-02-16 | 2012-01-11 | 张芳祺 | Water-free type trap |
| CN202170554U (en) * | 2011-08-02 | 2012-03-21 | 天津市恒洁久安科技有限公司 | Anti-fouling sealing bag for sewer |
| CN202181586U (en) * | 2011-08-02 | 2012-04-04 | 天津市恒洁久安科技有限公司 | Dirt return prevention connecting pipe |
| CN203296133U (en) * | 2013-05-06 | 2013-11-20 | 浙江高博卫浴有限公司 | Floor drainage non-return valve |
| CN203393807U (en) * | 2013-07-26 | 2014-01-15 | 王少良 | Odor-resistant leakage core of water drainage pipeline |
| JP2014015719A (en) * | 2012-07-06 | 2014-01-30 | Maruichi Corp | Check valve |
| CN204080981U (en) * | 2014-07-03 | 2015-01-07 | 邱爱盛 | The self-styled Obstruct membrane of a kind of deodorization |
| CN205894244U (en) * | 2016-07-30 | 2017-01-18 | 洪东梁 | Deodorant device of sewer pipe |
-
2017
- 2017-07-24 CN CN201710626617.8A patent/CN107386388B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202108089U (en) * | 2011-02-16 | 2012-01-11 | 张芳祺 | Water-free type trap |
| CN202170554U (en) * | 2011-08-02 | 2012-03-21 | 天津市恒洁久安科技有限公司 | Anti-fouling sealing bag for sewer |
| CN202181586U (en) * | 2011-08-02 | 2012-04-04 | 天津市恒洁久安科技有限公司 | Dirt return prevention connecting pipe |
| JP2014015719A (en) * | 2012-07-06 | 2014-01-30 | Maruichi Corp | Check valve |
| CN203296133U (en) * | 2013-05-06 | 2013-11-20 | 浙江高博卫浴有限公司 | Floor drainage non-return valve |
| CN203393807U (en) * | 2013-07-26 | 2014-01-15 | 王少良 | Odor-resistant leakage core of water drainage pipeline |
| CN204080981U (en) * | 2014-07-03 | 2015-01-07 | 邱爱盛 | The self-styled Obstruct membrane of a kind of deodorization |
| CN205894244U (en) * | 2016-07-30 | 2017-01-18 | 洪东梁 | Deodorant device of sewer pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107386388B (en) | 2019-12-24 |
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