A kind of long-acting odor-proof drain structure
Technical field
The present invention relates to bath articles technical field more particularly to a kind of long-acting odor-proof drain structures.
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.Floor drain should have
Standby two kinds of basic functions: first, it is ensured that draining is smooth, can quickly exclude excess surface water;Second, good airproof performance can be effective
Prevent the foul smell in sewer from entering the room.Current floor drain is usually all to use sealing structure for water, however if when floor drain is longer
No water flowing is waited, the water at water seal can be evaporated, and be entered the room so as to cause the foul smell in sewer.
Summary of the invention
That there are deodorization performances in order to solve the problems, such as floor drain in the prior art is poor by the present invention, can not long-acting deodorization, provide
A kind of long-acting odor-proof drain structure, when the water in water seal cup is evaporated can mechanical sealing, to reach long-acting deodorization
Effect.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of long-acting odor-proof drain structure, including floor drain shell, lid, the lid is equipped with inlet opening, described
The lower end of floor drain shell is equipped with bracing ring, is fixed with cricoid water seal cup, the center of the water seal cup on the upside of the bracing ring
Equipped with liquid outlet channel, annular chamber is formed between water seal cup and the inner wall of shell, it is vertical that the bottom center of the lid is fixed with
Slide bar, the slide bar are equipped with sliding sleeve, the isolation cover of opening direction are fixed on the outside of the sliding sleeve, and the isolation cover is opened
Mouthful end is protruded into annular chamber, is located at sustained height on the inner wall of the isolation cover, outer wall and is uniformly fixed with several floating balls.
The water of the earth's surfaces such as bathroom enters in annular chamber from the inlet opening on lid, as the water level in annular chamber increases,
Under the buoyancy of floating ball, overall isolation cover is moved up along sliding sleeve, after the water in annular chamber has been expired, inside and outside isolation cover
A linker is formed, water is gone successively in the annular chamber on the outside of isolation cover, and the water at the top of the annular chamber on the inside of isolation cover overflows
Sewer is discharged into from liquid outlet channel afterwards, to achieve the effect that lasting draining;When there is no water on ground, in water seal cup
Water energy keeps water-sealing stinking-proof, and when entering for a long time without water, the water in water seal cup can constantly evaporate, until evaporating completely
Fall, floating ball loss of buoyance acts at this time, and entire isolation cover moves down under gravity, the open end of isolation cover and annular
The bottom of chamber contacts sealing, so that sewer is isolated with indoor space, plays the role of long-acting deodorization.
Preferably, the bottom of the annular chamber is equipped with annular reservoir at inner ring, the outer wall of the isolation cover with
Clearance fit between the outer wall of annular reservoir;The interior bottom of the isolation cover is fixed with downward opening seal closure, the water
The lower conical surface is equipped in sealing cup at the upper end inner wall of liquid outlet channel, is equipped at the lower end outer wall of the seal closure and matches with the lower conical surface
The upper conical surface closed, when the upper conical surface and the sealing of lower taper-face contact, the lower end of the isolation cover is protruded into annular reservoir.When long-term
When ground does not have water to enter in floor drain, the water in water seal cup can be constantly evaporated, and with the evaporation of dampening, isolation cover is subject to floating
Power effect is gradually reduced and declines, until the upper conical surface of seal closure lower end and the lower taper-face contact of water seal cup upper end seal, at this time
The lower end of isolation cover is protruded into annular reservoir, and the outer wall clearance fit of the outer wall of isolation cover and annular reservoir, at this time ring
Water in shape reservoir is sealed in interior formation water seal in the space of a relative closure, and the water in annular reservoir is very long
It is all difficult to be evaporated in time, the space in sewer and indoor space are by seal closure once sealing, and by annular liquid storage
Water secondary seal in slot, significant sealing affection improve.
Preferably, the surface of the upper conical surface is equipped with conical seal ring.Conical seal ring increase the upper conical surface, the lower conical surface it
Between leakproofness.
Preferably, being equipped with several circumferentially distributed connecting holes, the floating ball at the sustained height of the isolation cover
Including floating ball ontology, it is fixed on the nipple of floating ball outer body, is connected with screw rod at nipple, the outer end of screw rod passes through
Connecting hole is connect with the nipple on another floating ball, is equipped with sealing ring between nipple and the side wall of isolation cover.
Preferably, being equipped with linear bearing between the sliding sleeve and slide bar, the outside of the sliding sleeve is equipped with external screw thread, described
The center of isolation cover is equipped with connector sleeve, is threadedly coupled between the connector sleeve and sliding sleeve, and the side of the connector sleeve is equipped with locking
Bolt.
Preferably, the outer wall of the isolation cover, equipped with gear hair sieve, the gear hair sieve includes circular base and annular base
The fixed several gear needles in seat outer ring, the gear needle are radially distributed from center to periphery, the gear needle from inner end outward
It tilts upward.When floor drain is used for bathroom, bathe that there are many indoor hair, what a large amount of hairs accumulated over a long period enter in sewer holds very much
Easily blocking sewer, is difficult to clean up after blocking, and in this structure, hair will receive the blocking of gear needle and wind, put after entering floor drain
Set on gear needle, and keep off needle be it is inclined, hair moves along gear needle under the souring of water flow and is accumulated in isolation cover
Outer wall at, in this way gear needle on hair be just not easy to be washed away by water flow;Periodic cleaning hair, it is only necessary to take out lid, slide bar
And the isolation cover on slide bar takes out together also with lid, then can clear up the hair on gear needle.
Preferably, being equipped with filter cup in the liquid outlet channel, the bottom center of the filter cup, which is fixed with, to raise upward
Conical screen, pull rod is equipped at the upper end inner wall of the filter cup, the lower end of the slide bar is fixed by connecting column and pull rod
Connection.Filter cup is used for the positioning of conical screen, and conical screen can cross the impurity in drainage, prevents large granular impurity from entering and is lauched
Road results in blockage;Since hair is easy to blocking conical screen, first hair is separated by gear needle in this structure, to reduce hair
Hair causes green to conical screen, to extend the cleaning cycle of conical screen.
Preferably, position of the bottom of the filter cup between conical screen and filter cup inner wall is equipped with annular storage
Slag chute.Entered in annular storage slag chute under the action of water flow along inclined-plane by the impurity that conical screen filters, to slow down taper
The blocking of strainer, extend conical screen uses the time, reduces the cleaning frequency of conical screen.
Therefore, it is able to maintain long-acting sealing the invention has the following beneficial effects: (1), effectively prevent foul smell in sewer
Evolution;(2) water seal is combined with mechanical sealing, further increases sealing stability;(3) hair is made with good collection
With preventing hair from largely entering in sewer and resulting in blockage;(4) there is good collecting action to impurity, impurity can be prevented
It results in blockage into sewer.
Detailed description of the invention
Fig. 1 is the hull-borne schematic diagram of embodiment 1.
Fig. 2 is the status diagram of moisture evaporating completely in embodiment 1.
Fig. 3 is partial enlargement diagram at the A of Fig. 1.
Fig. 4 is the hull-borne schematic diagram of embodiment 2.
Fig. 5 is the status diagram of water seal in embodiment 2, mechanical sealing.
Fig. 6 is partial enlargement diagram at B in embodiment 2.
Fig. 7 is the connection schematic diagram of floating ball and isolation cover.
Fig. 8 is the top view of embodiment 1, embodiment 2.
Fig. 9 is the connection top view for keeping off hair sieve and isolation cover.
In figure: floor drain shell 1, lid 2, inlet opening 3, bracing ring 4, water seal cup 5, liquid outlet channel 6, annular chamber 7, slide bar 8,
Sliding sleeve 9, isolation cover 10, connecting hole 100, linear bearing 11, connector sleeve 12, locking bolt 13, floating ball 14, floating ball ontology 140, spiral shell
Line connector 141, screw rod 142, sealing ring 143, gear hair sieve 15, circular base 150, gear needle 151, filter cup 16, conical screen 17,
Pull rod 18, connecting column 19, annular storage slag chute 20, seal closure 21, the lower conical surface 50, annular reservoir 70, the upper conical surface 210, taper are close
Seal 211.
Specific embodiment
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
Embodiment 1: a kind of long-acting odor-proof drain structure shown in as shown in Figure 1, Figure 2, Fig. 3 and Fig. 8, including floor drain shell 1, lid
Body 2, lid are equipped with several inlet openings 3, and the lower end of floor drain shell is equipped with bracing ring 4, is fixed on the upside of bracing ring cricoid
The center of water seal cup 5, water seal cup is equipped with liquid outlet channel 6, and annular chamber 7, the bottom of lid are formed between water seal cup and the inner wall of shell
Face center is fixed with vertical slide bar 8, and slide bar is equipped with sliding sleeve 9, the isolation cover 10 of opening direction is fixed on the outside of sliding sleeve, every
Open end from cover is protruded into annular chamber, and linear bearing 11 is equipped between sliding sleeve and slide bar, and the outside of sliding sleeve is equipped with external screw thread, every
Center from cover is equipped with connector sleeve 12, is threadedly coupled between connector sleeve and sliding sleeve, and the side of connector sleeve is equipped with locking bolt 13;Every
Several floating balls 14 are uniformly fixed with from being located at sustained height on the inner wall of cover, outer wall.
As shown in fig. 7, being equipped with several circumferentially distributed connecting holes 100 at the sustained height of isolation cover 10, floating ball 14 is wrapped
The nipple 141 for including floating ball ontology 140, being fixed on floating ball outer body is connected with screw rod 142 at nipple, screw rod
Outer end passes through connecting hole and connect with the nipple on another floating ball, is equipped between nipple and the side wall of isolation cover close
Seal 143.
As shown in figure 9, the outer wall of isolation cover 10, which is equipped with, keeps off hair sieve 15, gear hair sieve 15 includes circular base 150 and annular base
The fixed several gear needles 151 in seat outer ring, gear needle are radially distributed from center to periphery, and gear needle is tilted towards outward from inner end
On;Filter cup 16 is equipped in liquid outlet channel 6, the bottom center of filter cup is fixed with the conical screen 17 to raise upward, filter cup
Upper end inner wall at be equipped with pull rod 18, the lower end of slide bar is fixedly connected by connecting column 19 with pull rod;The bottom position of filter cup 16
Position between conical screen and filter cup inner wall is equipped with annular storage slag chute 20.
The principle of embodiment 1 is as follows: the water of the earth's surfaces such as bathroom enters in annular chamber from the inlet opening on lid, with annular
Intracavitary water level increases, and under the buoyancy of floating ball, overall isolation cover is moved up along sliding sleeve, when the water in annular chamber is full
After, isolation cover is inside and outside to form linker, and water is gone successively in the annular chamber on the outside of isolation cover, the ring on the inside of isolation cover
The water of shape top of chamber is discharged into sewer after overflowing from liquid outlet channel, to achieve the effect that lasting draining, state such as Fig. 1 at this time
Shown, for floor drain when draining, gear hair sieve can filter hair, conical screen energy impurity screening, to effectively avoid being lauched
Road blocking;When not having water on ground, the water energy in water seal cup keeps water-sealing stinking-proof, when entering for a long time without water,
Water in water seal cup can constantly evaporate, until evaporating completely is fallen, floating ball loss of buoyance is acted at this time, and entire isolation cover is in gravity
Under the action of move down, the open end of isolation cover contacts sealing with the bottom of annular chamber, thus by sewer and indoor sky
Between be isolated, play the role of long-acting deodorization, state is as shown in Figure 2 at this time.
Embodiment 2: a kind of long-acting odor-proof drain structure as shown in Figure 4 and Figure 5, including floor drain shell 1, lid 2, lid
Body is equipped with several inlet openings 3, and the lower end of floor drain shell is equipped with bracing ring 4, is fixed with cricoid water seal cup on the upside of bracing ring
5, the center of water seal cup is equipped with liquid outlet channel 6, and annular chamber 7, the bottom center of lid are formed between water seal cup and the inner wall of shell
It is fixed with vertical slide bar 8, slide bar is equipped with sliding sleeve 9, the isolation cover 10 of opening direction is fixed on the outside of sliding sleeve, isolation cover
Open end is protruded into annular chamber, as shown in figure 3, being equipped with linear bearing 11 between sliding sleeve and slide bar, the outside of sliding sleeve is equipped with outer spiral shell
The center of line, isolation cover is equipped with connector sleeve 12, is threadedly coupled between connector sleeve and sliding sleeve, and the side of connector sleeve is equipped with locking bolt
13;It is located at sustained height on the inner wall of isolation cover, outer wall and is uniformly fixed with several floating balls 14.
The bottom of annular chamber 7 is equipped with annular reservoir 70, the outer wall of isolation cover 10 and annular reservoir at inner ring
Clearance fit between outer wall, the interior bottom of isolation cover 10 are fixed with downward opening seal closure 21, as shown in fig. 6, on water seal cup 5
It is equipped with the lower conical surface 50 at the upper end inner wall of liquid outlet channel, is equipped at the lower end outer wall of seal closure 21 upper with lower cone match
The surface of the conical surface 210, the upper conical surface is equipped with conical seal ring 211, when the upper conical surface and the sealing of lower taper-face contact, under isolation cover 10
End is protruded into annular reservoir.
As shown in fig. 7, being equipped with several circumferentially distributed connecting holes 15 at the sustained height of isolation cover 10, floating ball 14 includes
Floating ball ontology 140, the nipple 141 for being fixed on floating ball outer body, are connected with screw rod 142 at nipple, screw rod it is outer
End is connect across connecting hole with the nipple on another floating ball, and sealing is equipped between nipple and the side wall of isolation cover
Circle 143.
As shown in figure 9, the outer wall of isolation cover 10, which is equipped with, keeps off hair sieve 15, gear hair sieve 15 includes circular base 150 and annular base
The fixed several gear needles 151 in seat outer ring, gear needle are radially distributed from center to periphery, and gear needle is tilted towards outward from inner end
On;Filter cup 16 is equipped in liquid outlet channel 6, the bottom center of filter cup is fixed with the conical screen 17 to raise upward, filter cup
Upper end inner wall at be equipped with pull rod 18, the lower end of slide bar is fixedly connected by connecting column 19 with pull rod;The bottom position of filter cup 16
Position between conical screen and filter cup inner wall is equipped with annular storage slag chute 20.
The principle of embodiment 2 is as follows: the water of the earth's surfaces such as bathroom enters in annular chamber from the inlet opening on lid, with annular
Intracavitary water level increases, and under the buoyancy of floating ball, overall isolation cover is moved up along sliding sleeve, when the water in annular chamber is full
After, isolation cover is inside and outside to form linker, and water is gone successively in the annular chamber on the outside of isolation cover, the ring on the inside of isolation cover
The water of shape top of chamber is discharged into sewer after overflowing from liquid outlet channel, to achieve the effect that lasting draining, state such as Fig. 4 at this time
It is shown;When long-term ground does not have water to enter in floor drain, the water in water seal cup can be constantly evaporated, with the evaporation of dampening, every
The buoyancy being subject to from cover is gradually reduced and declines, until the upper conical surface of seal closure lower end and the lower conical surface of water seal cup upper end connect
Touching sealing, at this time the lower end of isolation cover protrude into annular reservoir (lower end of isolation cover with annular reservoir bottom do not connect
Touching), and the outer wall clearance fit of the outer wall of isolation cover and annular reservoir, the water in annular reservoir is sealed in one at this time
Interior formation water seal in the space of relative closure, water can only be in communication with the outside by the gap at clearance fit at this, herein gap
Corresponding evaporation surface can be ignored, and the water in annular reservoir is all difficult to be evaporated in long time, under
By seal closure once sealing, and by the water secondary seal in annular reservoir, sealing is imitated in space and indoor space in water channel
Fruit significantly improves, and deodorization performance is splendid.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.