CN2680743Y - One-way self-self-sealing type floor drain - Google Patents
One-way self-self-sealing type floor drain Download PDFInfo
- Publication number
- CN2680743Y CN2680743Y CN 200420004734 CN200420004734U CN2680743Y CN 2680743 Y CN2680743 Y CN 2680743Y CN 200420004734 CN200420004734 CN 200420004734 CN 200420004734 U CN200420004734 U CN 200420004734U CN 2680743 Y CN2680743 Y CN 2680743Y
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- CN
- China
- Prior art keywords
- floor drain
- cylindrical shell
- unidirectional automatic
- automatic sealed
- sealed floor
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a one-way self-sealing type floor drain, comprising a tube body and a sealing element. The tube body is provided with the elastic element, the sealing element is arranged at the bottom of the tube, the elasticity of the elastic element can make the sealing element seal an outlet at the tube from the tube lower part, and the sealing element can be separated with the tube bottom when being applied with a downward pressure. The utility model has the advantages of good comprehensive sealing effect, non-return of sewerage, smelly gas and insects through the floor drain, automatic draining, easy use, simple structure, low cost and low failure rate.
Description
Technical field
The utility model relates to a kind of floor drain, is a kind of sealed floor drain with automatic sealing function and water seal resistance specifically.
Background technology
Traditional floor drain, in order to reach the purpose of sealing, generally be in floor drain, to increase a semispherical cap, lid edge is inserted in the ring annular groove of floor drain inwall bottom, lid edge is jagged so that make the water can be in indentation, there flows into sewer, forms water seal in the cannelure to avoid the foul smell in the sewer excessive.But this floor drain is because water seal is adopted in sealing, though can reach the purpose that does not make foul smell excessive to a certain extent, some biologies in the sewer for example cockroach, centipede etc. can also climb up by water seal, and sealing effectiveness is bad.
The utility model content
The purpose of this utility model is to provide a kind of unidirectional automatic sealed floor drain of good sealing effect, the seal member of this floor drain can be opened and close automatically, reaching the purpose of automatic draining and sealing, and simple in structure, reliable, be difficult for breaking down.
The unidirectional automatic sealed floor drain that the utility model provides, comprise a cylindrical shell, flexible member is installed in the cylindrical shell, a seal member is arranged at the cylindrical shell bottom, the elasticity of flexible member can make seal member from the cylindrical shell bottom exit seal of cylindrical shell bottom be lived, and seal member and cylindrical shell bottom is disengaged.
Described seal member can be made of a guide rod and the sealing mat that is fixed on lower end of the guide rod.
The axle center is stable when guaranteeing that seal member moves up and down, place, axle center at described cylindrical shell can be fixed with a guide pipe, the circulation gap is arranged between guide pipe and the cylinder inboard wall, the guide rod of described seal member is inserted in the guide pipe and can moves in guide pipe, and described flexible member is installed in the guide pipe.Because the effect of guide pipe is arranged, make that seal member guarantees only can not radially wobble moving axially, it can accurately be opened and close.
Described guide pipe can be fixed on the described cylinder inboard wall by rib, and the circulation gap is arranged between the rib.
Described flexible member can be tensile elasticity element or compression elastic element, for example is drawing spring or compression spring.When being the tensile elasticity element, tensile elasticity element lower end and seal member relative fixed for example directly are connected with seal member or connect by other transition member, and the described relatively cylindrical shell in upper end is fixed; When being compression elastic element, the compression elastic element lower end is fixed with respect to described cylindrical shell, and the upper end is fixed with respect to seal member.
In order to strengthen sealing effectiveness, have one to enclose the annular groove that opening makes progress in described cylindrical shell inside bottom, stretch in described annular groove the lower edge of the bell inner core of a back-off, and the gap that can flow through water is arranged between the bottom land of the annular groove of bell inner core and described cylindrical shell and the cell wall.This groove structure makes has an annular water seal in the cylindrical shell, prevents that further the foul smell in the sewer from emerging by floor drain.
For the ease of the maintenance and the replacing of floor drain, described cylindrical shell is removably mounted in the overcoat that has a horizontal sides, for example connects with screw thread or bayonet socket mode.During use overcoat is fixed on the cement floor, cylindrical shell is inserted in the overcoat, takes down cylindrical shell in the overcoat and then can partly or entirely change the floor drain parts or it is keeped in repair.
Described cylindrical shell inlet can also have screen pack.
A circular hole can be arranged on the described screen pack, and the circular hole place is stamped a lid.
Described lid has downward annular wall, projection is arranged on the wall, the circular hole periphery of described screen pack has the breach that can pass above-mentioned projection, so that lid covered to turn an angle after on the circular hole is stuck on the screen pack lid, the quantity of projection and breach can be for one or two or more.
Take off for the ease of exactly described lid being covered on the circular hole on the described screen pack or from circular hole, the lid upper surface has the sign of depression or projection corresponding to the position of the projection on the described annular wall, the indentation, there of corresponding floor drain also has sign, make sign if any depression or projection, or breach is to the ultimate range in the circular hole center of circle radius greater than lid, and the part of breach exposes when cover lid.
This floor drain makes potted component from the cylindrical shell bottom exit seal of cylindrical shell be lived by the effect of flexible member, make the biology in the sewer not climb out of from floor drain, and owing to be that the sewage in the sewer can not turned one's coat outside floor drain by floor drain yet, good sealing effect from following upwards sealing; Can also form water seal between the annular groove of cylindrical shell bottom and the bell inner core, can effectively prevent to emit on the foul smell in the sewer, can prevent effectively that sealing, gas, thing oppositely by floor drain, have reached good comprehensive sealing effect.The downward means of press seals parts of the static pressure of water can make it move down floor drain to be opened, water is entered sewer by floor drain when there was water on ground, arranged the back seal member is lived the cylindrical shell exit seal, had unidirectional automatic sealing function.Cylindrical shell and overcoat separated structures make it change easily and to keep in repair, to safeguard.Special filter screen structure can with the washing machine drainage pipe jointing, have characteristics easy to use.
Description of drawings
Fig. 1 is a kind of better embodiment structure chart of unidirectional automatic sealed floor drain of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the A-A sectional view of Fig. 2;
State diagram when Fig. 4 is floor drain draining shown in Figure 1.
The specific embodiment
Below in conjunction with accompanying drawing and a preferred embodiment unidirectional automatic sealed floor drain of the present utility model is described further, but the unidirectional automatic sealed floor drain of the utility model protection is not limited to this embodiment.
As shown in Figures 1 to 4, unidirectional automatic sealed floor drain comprises an overcoat 7, and horizontal sides 1 is arranged at overcoat 7 tops, and overcoat 7 can be fixed on the cement floor.Be inserted with a cylindrical shell 18 in the overcoat 7, cylindrical shell 18 can extract out in overcoat 7 so that the maintenance of floor drain, or changes parts, also makes the easier for installation of floor drain.Projection 19 also can be arranged on cylindrical shell 18 outer walls, corresponding overcoat 7 upper inside wall have the vertical and hoop groove (omitting among the figure) of connection, projection 19 is inserted the back from vertical grooves rotate just cylindrical shell 18 to be stuck on the overcoat 7 along ring-shaped groove it is fixed with each other, form a kind of bayonet type structure that removably connects.Between the horizontal sides on cylindrical shell 18 tops and overcoat 7, sealing ring 6 is arranged, so that its slit is sealed.
On cylindrical shell top a screen pack 2 is arranged, in conjunction with shown in Figure 2, screen pack 2 is a disk that has a plurality of inlet openings 3, and there is a circular hole at screen pack 2 centers, and the circular hole place is stamped a lid 4.Two projectioies 5 are arranged on the annular wall of lid 4 bottoms, two breach 20 are arranged on the circular hole limit of screen pack center,, rotate lid 4 back projectioies 5 then and can be stuck on the screen pack 2 so that the projection on the lid 45 is passed through breach 20.The effect of the circular hole at screen pack 2 centers is can be used for inserting the gutter of washing machine, so that the water in the washing machine can enter floor drain easily.Lid 4 upper surfaces have one groove 21 correspondence in the position of projection 5, so that when uncap and cover lid, can make projection 5 corresponding to breach 20.Some can expose so that lid covers back breach 20 greater than the lid radius far from the ultimate range in the circular hole center of circle at breach 20 edges, projection 5 is aligned breach 20 when being easy to open lid 4.
Seal member is made of a pull bar 17 and a bowl-shape rubber gasket 13, and sealing mat 13 is fixed on pull bar 17 lower ends by a plain cushion 14 and screw 16.Pull bar 17 is inserted in the guide pipe 9, and a compression spring 10 in the guide pipe 9 is enclosed within on the pull bar 17, and the elastic force of spring 10 makes pull bar 17 upwards strain sealing mat 13, and sealing mat 13 is upwards lived the exit seal of cylindrical shell 18 from cylindrical shell 18 bottoms.As shown in Figure 4, when water flows on the sealing mat 13 by the gap between the hole on the screen pack 23, inner core 8 and the cylindrical shell 18, hole 11 between the rib 15, when water making a concerted effort during elastic force greater than spring 10 to the gravity of sealing mat 13 static pressure and whole seal member, spring 10 is compressed, pull bar 17 and sealing mat 13 move down, sealing mat 13 is opened, and water just enters in the sewer from the outlet of cylindrical shell 18.Again the export department of cylindrical shell 18 is sealed up at spring 10 effect lower seal pads 13 after having arranged water.The selection of spring 10 will make the elastic force that can overcome spring 10 with joint efforts of the gravity of the static pressure of water in the floor drain and seal member, and its elastic force is again greater than the gravity of seal member 13,14,16,17.The effect of guide pipe 9 is to make sealing mat 13 to do axial moving up and down along cylindrical shell 18 axle center, to guarantee the stable of work and the leakproofness that seals.If sewer upwards returns water, the pressure of sewage can make press between sealing mat 13 and the cylindrical shell 18 tighter, effectively prevents sewage by returning on the floor drain, and other biology also can not pass through seal member simultaneously.Owing to have only seal member to move up and down, moving-member is little, action is simple, thus reliable, fault rate is low, be convenient to maintenance, and also cost is also lower.
Claims (10)
1, a kind of unidirectional automatic sealed floor drain, comprise a cylindrical shell and seal member, it is characterized in that: in the described cylindrical shell flexible member is installed, described seal member is positioned at described cylindrical shell bottom, the elasticity of flexible member can make seal member from the cylindrical shell bottom exit seal of cylindrical shell bottom be lived, and seal member and cylindrical shell bottom is disengaged.
2, unidirectional automatic sealed floor drain as claimed in claim 1 is characterized in that: described seal member is made of a guide rod and the sealing mat that is fixed on lower end of the guide rod.
3, unidirectional automatic sealed floor drain as claimed in claim 2, it is characterized in that: the place, axle center at described cylindrical shell is fixed with a guide pipe, the circulation gap is arranged between guide pipe and the cylinder inboard wall, the guide rod of described seal member is inserted in the guide pipe and can moves in guide pipe, and described flexible member is installed in the guide pipe.
4, unidirectional automatic sealed floor drain as claimed in claim 3, it is characterized in that: described guide pipe is fixed on the described cylinder inboard wall by rib, and the circulation gap is arranged between the rib.
5, unidirectional automatic sealed floor drain as claimed in claim 1 is characterized in that: described flexible member is drawing spring or compression spring.
6, unidirectional automatic sealed floor drain as claimed in claim 1, it is characterized in that: have one to enclose the annular groove that opening makes progress in described cylindrical shell inside bottom, stretch in described annular groove the lower edge of the bell inner core of a back-off, and the gap that can flow through water is arranged between the bottom land of the annular groove of bell inner core and described cylindrical shell and the cell wall.
7, unidirectional automatic sealed floor drain as claimed in claim 1 is characterized in that: described cylindrical shell is removably mounted in the overcoat that has a horizontal sides.
8, unidirectional automatic sealed floor drain as claimed in claim 1 is characterized in that: described cylindrical shell inlet has screen pack, and a circular hole is arranged on the described screen pack, and the circular hole place is stamped a lid.
9, unidirectional automatic sealed floor drain as claimed in claim 8, it is characterized in that: described lid has downward annular wall; Projection is arranged on the wall, and the circular hole periphery of described screen pack has the breach that can pass above-mentioned projection.
10, unidirectional automatic sealed floor drain as claimed in claim 9, it is characterized in that: the lid upper surface has the sign of depression or projection corresponding to the position of the projection on the described annular wall, described breach is to the ultimate range in the described circular hole center of circle radius greater than lid, and the part of breach exposes when cover lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420004734 CN2680743Y (en) | 2004-02-26 | 2004-02-26 | One-way self-self-sealing type floor drain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420004734 CN2680743Y (en) | 2004-02-26 | 2004-02-26 | One-way self-self-sealing type floor drain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2680743Y true CN2680743Y (en) | 2005-02-23 |
Family
ID=34605720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420004734 Expired - Fee Related CN2680743Y (en) | 2004-02-26 | 2004-02-26 | One-way self-self-sealing type floor drain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2680743Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097448A1 (en) * | 2011-12-26 | 2013-07-04 | 北京康之维科技有限公司 | Multilayer water seal device |
| CN108978841A (en) * | 2018-09-27 | 2018-12-11 | 李佳麒 | A kind of automatic barrier deodorization formula drain structure |
| CN110777916A (en) * | 2019-11-15 | 2020-02-11 | 广东粤固建材科技有限公司 | Insect-proof and insect-resistant adjustable floor drain |
-
2004
- 2004-02-26 CN CN 200420004734 patent/CN2680743Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097448A1 (en) * | 2011-12-26 | 2013-07-04 | 北京康之维科技有限公司 | Multilayer water seal device |
| CN108978841A (en) * | 2018-09-27 | 2018-12-11 | 李佳麒 | A kind of automatic barrier deodorization formula drain structure |
| CN108978841B (en) * | 2018-09-27 | 2020-04-28 | 李佳麒 | Automatic deodorant formula floor drain structure of separation |
| CN110777916A (en) * | 2019-11-15 | 2020-02-11 | 广东粤固建材科技有限公司 | Insect-proof and insect-resistant adjustable floor drain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |