CN1818240A

CN1818240A - Improved drain assembly for rapid installation in sanitary vessels

Info

Publication number: CN1818240A
Application number: CNA2005101381637A
Authority: CN
Inventors: B·H·雅格布斯
Original assignee: American Standard International Inc
Current assignee: Ideal Standard International BVBA
Priority date: 2005-02-11
Filing date: 2005-12-31
Publication date: 2006-08-16

Abstract

The present invention provides an improved drain assembly having a drain stopper assembly in operational communication with an actuation assembly. The drain stopper assembly includes an elongate one-piece housing with a longitudinal body coextensive with proximate and distal extents of the housing and defining a lumen therein. A flange portion at the proximate extent has a fluid egress for delivery of fluids from a sanitary vessel to the housing lumen. The housing body has an inner circumferential surface of predetermined inner diameter and an outer circumferential surface of predetermined outer diameter. A linearly reciprocable drain stopper is provided that has a closure head proximate which an elongate shaft depends. The stopper reciprocates between a fully closed position and a fully open position. A securement region provided on the outer housing surface has a receiving region defined therewith and effects operational communication between the drain stopper assembly and the actuation assembly so that operation of a drain articulation member effects reciprocal motion of the drain stopper. In this embodiment, the housing, flange portion and securement region comprise an integral member. In an alternative embodiment, the drain stopper assembly has a multi-piece housing.

Description

Be used for being quick installed at the improved drain assembly of sanitary vessels

The present invention requires the priority of U. S. application 60/652,402 that the applicant was submitted on February 11st, 2005, and this patent is bonded to that this is for reference.

Technical field

The present invention relates to the device in a kind of sanitary vessels that is used for easily dewatering installation being installed in bucket for example or washbasin.Dewatering installation of the present invention is equipped with to shorten and is used to install and/or keep in repair traditional drain assembly required time and without detriment to its structure of function.Like this, the present invention has improved the operation usefulness of new installation and preassembled sanitary vessels.

Background technology

Financial resources investment and elapsed time that the installation of sanitary vessels and maintenance requirement are more.Though the customer must make often about can be truly feasiblely on which kind of degree certain function and aesthetic features being combined in the decision of the difficulty in the identical product, same customer requirement repeatedly can install and keep in repair their product easily.

Many effort have been made in order to satisfy these demands.The United States Patent (USP) 645,639 of for example authorizing Bunting.Jr. has disclosed to have and has been operably connected to a pot sink that is arranged on the handle that the vertical axis in the sleeve is connected.In being connected in a tubular lobes of a waste water pipe, a horizontal axis is set, so that freely rotate horizontal axis therein.But a spring adjustable ground is connected in vertical and all abutting ends of all level, in case so that the swing handle horizontal axis also rotate.Washbasin also comprises a stopper that has a cannelure, is engaged in this cannelure at a cam pin of an abutting end of horizontal axis.In this structure, the rotation of horizontal axis causes the rising of stopper, further rotates stopper is descended.

The United States Patent (USP) 2,063,399 of authorizing Rasmussen has disclosed waste water and the overflow mechanism that is used for bathtub and washbasin.This device comprise have a short tube accessory, a stopper rod is positioned on this short tube.This stopper rod is formed with outstanding protuberance outwardly in its lower end, when being placed with when aliging with it this protuberance by the groove of a corresponding construction, so that the rotation of stopper prevents that this stopper from pulling out from this accessory.Also be provided with and comprise that one installs an overflow head in an aperture of a pipe.Connect all pipes by the flexible shaft of a cone valve of an opereating specification that has at it.When this valve rose, this valve correspondingly was closed in the aperture in the short tube.One upper end of flexible pipe links to each other with the leader, so that be directed.When needs were opened stopper, the driving of handle correspondingly made the flexible shaft motion, thereby the whereabouts position of stopper from it risen.

The United States Patent (USP) 4,085,469 of authorizing Petursson has disclosed the drain plug in the outlet of the pipeline fixture of for example a washbowl or bathtub.One flexible cable loosely is arranged in flexible pipe, and flexible pipe extends through bleed off pipe and gutter.Flexible pipe connects the stopper that has a waste water control handle, and a simple clip that connects can be installed or change it easily.

The United States Patent (USP) 5,333,327 of authorizing people such as Redding has disclosed and has been used for by using a rods to open and close a mechanism of a basin draining equipment at a distance, and this rods movably is arranged in the non-rectilinear pipe.This bar is connected in user's actuator by a connection piece with stopper that is connected with it, like this, when pushing away or draw this actuator, has correspondingly moved stopper and the opening and closing that make water trap.In the elbow of pipe, wish between bar and pipe, to form the space to reduce friction.The structure of bar can comprise one or more pommel or the cross section of projection is arranged.

United States Patent (USP) 6,367,102 have disclosed the drainage system with a movable stopper guiding piece (stopper guide), and this guiding piece aligns a drain flange from the top of a bucket that drain assembly wherein is installed with a draining body.The stopper guiding piece is supported a stopper in its upper end, to close the open mode of a water trap.The stopper guiding piece has an axial hole, axially fastens part to hold one, and this axially fastens part drain flange and draining body are connected in washbasin.The stopper guiding piece also has all shanks of downward extension, and these shanks form an axial slots that extends from this axial hole, to be contained in all Crossware that extends laterally between drain flange and the draining body.By suitably meshing drain flange Crossware and rotating this Crossware, drain flange is alignd with drain body.

Above-mentioned all schemes all are not disclosed in the mounting structure that is easy to be installed in the Combinatorial Optimization in the drainage system that does not need the user to carry out any adjusting in the sanitary vessels again and a dewatering installation of draining stopper function.Therefore be desirable to provide the drain assembly with these superiority that surmount existing drain assembly, existing drain assembly causes the time and unfavorable investment financial resource because the long period is installed these devices.

Summary of the invention

An advantage of the present invention has provided a kind of dewatering installation, and it reduces the time and efforts that is associated with its installation more significantly with traditional draining stopper mechanism.Putty or caulking joint that this dewatering installation is wished not need instrument, avoided the pipeliner to operate are to guarantee suitably alignment and sealing performance.

Another advantage of the present invention provide a kind of in many sanitary vessels structures, be easy to install and bring into play effect, do not lose its dewatering installation attractive in appearance again.This dewatering installation uses therein can see under the sanitary vessels of this dewatering installation that the application scenario of this dewatering installation gives higher aesthetic effect.

An advantage more of the present invention provides a kind of driving of the stopper part of being convenient to it and does not damage seal integrity.This dewatering installation wishes to comprise its corresponding part fully fastening, so that carry out leakproof seal during initial the installation in sanitary vessels.

According to these and other advantage, the invention provides a kind of improved drain assembly that is used in the sanitary vessels.Drain assembly of the present invention comprises a drain plug rod assembly, and this drain plug rod assembly has with a single-piece along the longitudinal axis of its formation body that encrusts.This housing has a proximal segment (proximate extent) that is used for close vessel surface setting and is used for extending a vertical body part that also forms an inner chamber therein jointly near a relative distal ports of a wastewater outlet setting and with this proximal segment and distal ports.This shell body includes the inner circumferential surface of pre-determined inner diameter and the external peripheral surface of predetermined outer diameter is arranged.Flange portion in the proximal end has a liquid outlet that is used for arriving from the sanitary vessels discharge liquid housing inner chamber.But the drain plug rod assembly also comprises the draining stopper with the straight reciprocating motion of closing head, and slender axles are closed head from this and vertically overhang substantially, so its longitudinal axis overlaps with the longitudinal axis of housing.This has one near a proximal segment of closing head and in being in the housing inner chamber relative free section (free extent).Stopper is moving back and forth between fastening position and the fully open position fully, closing a block liquid outlet in the fastening position fully, keeps liquid outlet not to be blocked in the fully open position.A fixed area that is provided with on the surface of shell outside has the region of acceptance with its formation.Drain assembly of the present invention also comprises a driven unit, and this driven unit has a motion translation device that links to each other with a draining articulated elements.This fixed area is carried out being operatively connected between drain plug rod assembly and driven unit, thereby the operation of draining articulated elements causes the reciprocating motion of draining stopper.

In a replaceable optional embodiment, the invention provides a kind of improved plumbing drain assembly that comprises a drain plug rod assembly that has a multi-piece type housing.This housing comprises a proximal segment that is used near vessel surface setting, provides in this proximal segment to have a flange portion that is used for by a liquid outlet of its trickle.One relative distal ports also is set, discharges liquid from the drain plug rod assembly at a fluid conduit systems of this distal ports and its fluid connection.This housing also comprises the draining insert in the inner chamber that is arranged on a draining body, thereby so that holds a reciprocating stopper.This stopper has the head of closing, and slender axles vertically overhang substantially from this obstruction head, closes a block liquid outlet when stopper is in the closed position.This have near the proximal segment of closing head with one relative free section that when stopper is in the closed position, is arranged in the draining insert.The draining body has the inner circumferential surface of a pre-determined inner diameter and the external peripheral surface of a predetermined outer diameter.Distal ports is located and ended to one fixed area along the outer surface of draining body.This distal ports does not extend beyond the predetermined outer diameter of housing outer surface.This fixed area makes between drain plug rod assembly and the driven unit and is operatively connected, and driven unit has a motion translation device that links to each other with the draining articulated elements, thereby the operation of described draining articulated elements causes described draining stopper to move back and forth.

The present invention also provides a kind of improved bucket drain assembly, and this assembly comprises a drain plug rod assembly and a driven unit that links to each other with its operation, thereby the operation of draining articulated elements causes the reciprocating motion of draining stopper.Driven unit comprises a motion translation device that links to each other with the draining articulated elements and the motion transfer mechanism of being convenient to be operatively connected between this motion translation device and drain plug rod assembly.

Description of drawings

Fig. 1 is the lateral view of the drain assembly of the present invention that combines with sanitary fixture.

Fig. 2 is the drain assembly of Fig. 1 and the sectional view of sanitary fixture.

Fig. 2 A is the partial view of Fig. 2, shows its sanitary fixture.

Fig. 2 B is the partial view of Fig. 2, shows its drain assembly.

Fig. 2 C is the enlarged drawing of the part A of Fig. 2 B, shows a stopper lift cam (stopper lift cam) and a cam region of acceptance, and described cam region of acceptance does not have the rotating cam that is provided with therein.

Fig. 3 is the drainage plant of Fig. 1 and the exploded perspective view of sanitary fixture.

Fig. 3 A is the partial view of Fig. 3, shows its motion translation device of drain assembly and all parts of a motion transfer mechanism.

Fig. 3 B is the partial view of Fig. 3, shows the drain plug rod assembly and the driven unit of its drain assembly.

Fig. 4 is the partial sectional view of the drain assembly of Fig. 1 during from its forward observation.

Fig. 5 is combined with the sanitary vessels that is used in another embodiment drain plug rod assembly in the drain assembly of the present invention.

Fig. 5 A is the sectional view of the sanitary vessels of Fig. 5.

Fig. 5 B is the zoomed-in view of the part " B " of Fig. 5.

Fig. 6 is the stereogram that is used in one second alternative embodiment drain plug rod assembly in the drain assembly of the present invention.

Fig. 6 A is the sectional view of the sanitary vessels of Fig. 6.

Fig. 6 B is the enlarged drawing of the part " C " of Fig. 6.

Fig. 7 is the exploded view that is used in one the 3rd alternative embodiment drain plug rod assembly in the drain assembly of the present invention.

Fig. 7 A is the sectional drawing of line " A-A " intercepting along Fig. 7.

Fig. 7 B is the exploded view of the part " D " of Fig. 7 A.

The specific embodiment

Consult accompanying drawing now, wherein identical label is represented identical part, Fig. 1 shows dewatering installation and sanitary fixture system 1, and this system comprises the drain assembly 10 of the present invention in the sanitary vessels that is used in bucket for example or washbasin S (being illustrated in Fig. 5 A and 6).This drain assembly 10 be illustrated as with figure in to be shown the health part 11 of double handle washbasin water tap combined.But, be appreciated that sanitary fixture 11 can comprise any structure that success of the present invention is operated that is suitable for, including, but not limited to kitchen faucet, bath water tap, bidet accessory etc.

Drain assembly 10 comprises a drain plug rod assembly 12, and it removably is connected with driven unit 14, so that driven unit can move back and forth draining stopper 16.The motion of stopper 16 between the opening and closing position is corresponding to a turning knob that links to each other with driven unit 14 or the motion of lifters, as following further narration.In making an on-the-spot precalculated position this lifters or knob being set as required, is foreseeable and repeatably with the aesthetic appearance of the grace that guarantees this sanitary installation.

Drain plug rod assembly 12 has the elongated single-piece housing 13 of band along the longitudinal axis l of its formation.This housing 13 comprises and is used near the proximal segment 13a of a vessel surface (not shown) setting, is used for the relative distal ports 13b that is provided with near wastewater outlet (as this field is known, not shown in the drawings) and at the vertical body 13c of its coaxial line extension between the two.This enclosure body 13c has the outer diameter D that has around its formation ₀A periphery perimeter surface 13d.Enclosure body 13c also has similarly by inside diameter D ₁Become and form an inner circumferential surface 13d of the parameter of inner chamber 13f.Along with consistent with applicable health regulation (sanitary code), outer diameter D ₀As required near 41 millimeters (but being not limited to this), inside diameter D _iBe formed greatly as much as possible, flow through inner chamber 13e to allow the without hindrance barrier of liquid ground.D _iCan be along its range, thus inner chamber 13f is taper along at least a portion of housing 13c.

Proximal segment 13a also comprises a flange portion 13g, and this flange portion has a liquid outlet 15 that is used for liquid is discharged into from sanitary vessels inner chamber 13f.Usually can outward extending flange portion 13g when drain assembly 10 is installed be positioned at the vessel surface place or on vessel surface in container, thereby be supported with respect to as shown in the figure axis l.Though flange portion 13g wishes to be manufactured into the integral part into single-piece housing 13, can consider in advance that flange portion 13g and housing 13 separate formation, combine subsequently.Selectively placing one near flange portion 13g can be by optional seal 300, so that the superior sealability of the liquid flow position from container to drain plug rod assembly 12 to be provided.Can be from this industry known many applicable material is selected seal 300, and but, foamed material especially is adapted to by manual fastening drain assembly 10 desired being compressed when mounted.

But inner chamber 13 is suitable for placing therein the draining stopper 16 of straight reciprocating motion.Stopper 16 has closes a 16a, usually closes vertically dangle a slender axles 16b so that its longitudinal axis of head from this and overlaps with axis l.Axle 16b comprise near close a 16a and with free section 16b " relative, be in the proximal segment 16b ' among the inner chamber 13e.When stopper 16 is in the closed position, close a 16a and optionally block fluid issuing 15.

Be appreciated that and adopt the design of other stopper and do not depart from scope of the present invention.As Fig. 3 further shown in, stopper 16 ' is shown and is similar to stopper 16, but is combined with at least one taper alar part 17 that forms along at least a portion of stopper axle.This tapering part 17 individually or with accurately align with inner chamber with guiding stopper 16 ' from its outstanding one or more alar part 17a is combined so that liquid is mobile therein.In addition, stopper 16 can also be included at least one locking piece 16c that its free end forms (as among Fig. 3 with respect to shown in another stopper 16 ', and in Fig. 4, further illustrate), but this structure is not basic for successfully operation of the present invention.This locking piece 16c entangles a middle dactylozoite 74 that is connected with stopper 16 and gives it and moves back and forth (as following further narration), thereby prevents that stopper 16 is separately unexpected from drain assembly 10.Locking piece 16c is illustrated as a barb that has a hole, and dactylozoite 70 extends through this hole, thereby is used as the stopping part that constantly moves upward that prevents stopper 16.But, be convenient to the pre-installation of stopper 16 in drain assembly 10 desirably though be appreciated that this architectural feature, locking piece 16c can take any structure in well-known many structures in this field, this kind structure provides a kind of drain assembly of basic integral body, and it can be installed on this container simply from the top of a sanitary vessels.Like this, stopper 16 keeps its tightness and with respect to the alignment of contiguous housing, with guarantee one can be extended of short duration during this drain assembly have the operability of optimization.

Housing 13 is supported in a near washer nut 18 that is provided with its external peripheral surface 13d.This washer nut 18 can comprise one or more sense of touch indicating section 19 or one or more the visual indicating section (for example unshowned hacures, coloured code etc.) of being convenient to the gripper pad ring nut, with the suitable alignment of indication with respect to the washer nut of surface of shell 13d.The structure that is appreciated that these sense of touch indicating sections is not limited to shown in the figure, and indicating section sense of touch and/or vision is not to put into practice substance of the present invention.

Washer nut 18 is placed on as required at least a portion of a threaded area 13h of at least a portion formation of shell body 13b.Washer nut 18 is easy to slide thereon, thereby avoids intrinsic too much fastening in the installation of traditional drain assembly.Washer nut 18 can comprise one or many screw thread 18a along inner circumferential surface 18b, this screw thread with along one or many threaded engagement of threaded area 13h.Though for putting into practice the present invention is not basic, but wish that washer nut 18 has 28 millimeters height and 10 millimeters screw thread, being adapted to, thereby satisfy 1/4 inch ASME preset range of the degree of depth that is used for the bucket drain hole along adjustable 18 millimeters of threaded area 13h.

In order to realize that along the positiver sealing of periphery circular surfaces 13d one conical butt packing ring 20 is placed on the smooth part 13i of the surface of shell 13d near the of washer nut 18 and the threaded area 13b.Unlike traditional drain assembly, the sealing surfaces that provides by this smooth part 13i advantageously do not need to check leak of liquid and can be when having found that this leaks clamping washer 20 again.Therefore, in sanitary vessels first when drain assembly 12 is installed by instrument or the hand-tight solid positiver sealing that has showed between packing ring 20 and smooth part 13.As known in this industry and feasible, wish to make packing ring 20, but considered in its manufacturing, can use other plastics and material, and do not depart from the scope of the present invention by common vulcanie (durometer rubber).

Can insert and put a ring washer 22 between washer based nut 18 and the conical butt packing ring 20, to guarantee further sealing performance.This packing ring 22 can be assembled between washer nut 18 and the conical butt packing ring 20, as shown in the figure individually.Perhaps can maintain packing ring 22 by a groove (not shown) that forms along washer nut contact surface 18c or conical butt packing ring contact surface 20a (see figure 1).Can cooperate (snap fit) to carry out this maintenance by the simple snap-fastener in corresponding recesses, perhaps be formed near one or more or inner keeper of this groove, keep thereby realization is sufficient to help this maintenance.

Consult Fig. 2 to 3B now, will be described in detail driven unit 14.With this field in known a plurality of draining articulated mountings one be connected with a motion translation device for mechanical, this device is including, but not limited to pivotable connecting rod, pull bar, push button, rotating knob and handle and similar motion transfer mechanism.As shown here, the push-and-pull cable 26 with predetermined length and diameter is arranged in the sleeve pipe 28 and terminates in the motion output 26a, the free end of this end with can link to each other with reciprocating sliding part 30.Relative motion input 26b links to each other with an actuator (see figure 3) of for example pull head 31, can carry out motion as required by this pull head and transmit.Cable 26 wish by have diameter for or the stainless steel (preferably using specification 304 stainless steels) of about 1.4 to 2.2 millimeters (in 1.8 millimeters for best) make, cable 26 has sufficient flexibility and rigidity in this scope, to realize required push-and-pull action for driven unit 14, and, also have an appointment 450 to 550 millimeters length of cable 26 is fit to drain assembly 10 is installed in the multiple sanitary vessels structure in this length range.Stainless steel prevents to get rusty in wet environment and go bad, but can use other suitable metal, plastics and/or their combination.Should be appreciated that the present invention is not limited to the push-and-pull cable, and can alternatively comprise flexible shaft or similar device, to realize that the present invention simply is easy to install, Operation and maintenance.

At the motion input 28a place of overcoat 28, hope provides with one of its one overcoat aligns and guiding piece 28b.This guiding piece 28b is convenient to pull head 31 (or similar actuator) and is connected with cable 26, and keeps its proper handling alignment, the whole service path of covering pull head simultaneously.This structure not only provides superior performance to drain assembly 10, and has beautified its aesthetic appearance.Guiding piece 28b can comprise one or more hole by its wall formation, and liquid flows out before this orifice allowing liq contact cable 26.Internal drainage assembly 10 the proper handling in of short duration period that this architectural feature keeps the globality of cable as required and guarantees can be extended one.

Driven unit 14 also comprises having a guiding piece 34 and motion actuator sliding part 30, housing 32 forms that receives with its coaxial line.The slender body 32a of housing 32 forms an inner chamber 32b, and this inner chamber sluggishness is positioned at the rectilinear motion of guiding piece 34 wherein.Inner chamber 32b is at a cable arrival end 32b ' and a fixed end 32b " between extend; cable 26 enters inner chamber 32b by this cable arrival end 32b ', at this fixed end 32b " housing 32 be connected with the fixed area 60 of housing 13 (shown in Fig. 3 B with following further narration such).

Guiding piece 34 is arranged in the inner chamber 32b and has a slender body 34a, wherein, is formed on its guiding wall 34d of two together around the external surface 34b of this body and inner inner chamber 34c.Guiding inner chamber 34b guided slidable part 30 and have one or more longitudinal fluting 34e along its formation in this guiding wall is to admit all corresponding protruding 30a that forms along the longitudinal extent of sliding part 30.All groove 34e allow the sliding part 30 reciprocating axial rotation that stop simultaneously with respect to guiding piece 34 with cooperating of protruding 30a.In addition, guiding inner chamber 32b selectively is provided with one or more small embossment 34f, and these small embossments are engaged on corresponding all recessed portion 28d of the motion output 28a formation of overcoat 28, thereby reduces the axial rotation of overcoat 28 with respect to guiding piece 34.Guiding piece 34 also comprises the threaded area 34 that the respective threaded of cable nut 39 adjacent thereto cooperates.Guiding piece 34 also comprises the engaging structure 34K that matches with the respective cams engaging structure 70 that forms at fixed area 60.This guiding engaging structure 34K stops the rotation of guiding piece 34 around its axis with cam-engaged structure 70, and is such as explained further below.

Sliding part 30 again, and its a cable region of acceptance 30c is engaged in a motion deferent segment 26a of cable 26.This cable is accepted the part 26c that overhangs that 30c is received in the motion deferent segment 26a place of cable 26, guaranteeing fully being connected of sliding part 30 and cable 26, and does not sacrifice the flexibility and the rigidity of cable.In another pattern, by friction or snap-fastener mesh, use securing member, environment resin closely or be suitable for carrying out any other known fastening structure of the present invention and can carry out fixing at the cable 26 of cable region of acceptance.One relative rotor of sliding part 30 is accepted section 30d and is engaged in a rotor 40, to carry out its motion.This rotor 40 has the body 40a of linearity generally with a spiral section 40b and a cam segment 40c, and rotating cam 40d vertically overhangs substantially from this cam portion.Spiral section 40b with have the sliding part region of acceptance 30e that accepts the inlet 30f that part 30d (seeing Fig. 2 B) locates to form at rotor and cooperate, wherein an inlet 30f allows thread segment 40b unhinderedly to enter region of acceptance 30e.Sliding part 30 can be along about 12 millimeters to 20 millimeters path moves along a straight line (corresponding to the closing fully and opening of stopper 16, as described below) reposefully with respect to rotor body 40b.Simultaneously, owing to making rotor 40, the motion input from cable 26 stop rectilinear motion to take place around rotational.Cam rotor 40d has a plurality of splined section 40e that radially are provided with around the center of rotation axis, and this spline structure feature is engaged in the corresponding spline structure feature 66a (as following further narration) that is provided with at fixed area 60 places.Wish but be not that at least 12 splined section 40e are provided basically.

Sliding part 30 also comprises one or more lock pin 30g that is provided with along its longitudinal extent 30b.Along with sliding part moves along spiral part 40b, each lock pin 30g correspondingly advances along the one first lock pin path 34h that forms by guiding wall 34d.Along with lock pin 30g approaches a stopping part 34i among the guiding wall 34d, the Continuous Drive of pull head 31 is sent to cable 26 with motion and transmits lock pin 30g and makes it to arrive one second lock pin path 34j by stopping part 34i a top section that can be risen corresponding to pull head 31 in this second lock pin path.The decline of pull head 31 is sent to one section 34h ' corresponding to first lock pin path 34h of the below section of pull head 31 from the second lock pin path 34j by stopping part 34i with lock pin 30g similarly.The linear drives of the sluggish provisionally sliding part 30 of stopping part 34i like this, provides the sense of touch indication of the range of movement of actuator to the user by the transmission of lock pin 30.Like this, when pull head 31 rise or decrement phase between the user feel contacting of lock pin 30g and stopping part 34i, the user knows that pull head 31 has arrived high limit position or lowest limit position that pull head can move to respectively, and knows and do not need or do not recommend further driving.Be appreciated that and considered that in advance this detent configuration feature uses with as previously discussed a plurality of actuators, use but be not limited to as shown pull head.

Refer now to fixed area 60, the canned paragraph 32b of housing 32 " removably is connected in housing 32.Be suitable for putting into practice any fastening structure of the present invention though can use, fixed area 60 shown here comprises the thread pillar 56 with external screw thread 62, the canned paragraph 32b of this external screw thread and housing inner chamber 32b " the internal thread 32c complementation of locating.The far-end 56a of thread pillar 56 is configured as required to make and does not extend beyond the housing outer diameter D ₀Therefore can arrive fixed area 60 from external peripheral surface 13d, thereby be easy to drain plug rod assembly 12 is inserted in the existing pipeline configuration diameter, fixed area is connected immediately with driven unit 14.Be noted that outer diameter D ₀Length along shell body 13d can change.Therefore, measure the position of far-end 56d with reference to the maximum outside diameter that forms along the shell body.

Thread pillar 56 comprises the reception area 56b that rotating stopper lifter cam 64 wherein is set.Stopper lifter cam 64 comprises the power transmission shaft part 66 with a cam region of acceptance 66a and splined section 66b, cam region of acceptance 66a wherein is used for accepting therein and keeps rotor cam 40d, and splined section 66b is corresponding to the splined section of rotor cam 40d.Stopper lifter cam 64 also comprises last stopping part 56b ' and following stopping part 56b " the retainer 64a that cooperate interior with being formed on region of acceptance 56b." limit curved path, therefore retainer 64a carries out the corresponding opening and closing of stopper 16 along this arc-shaped path of movement for stopping part 56b ' and 56B.Hope is with stopping part 56b ' and 56b " is placed to relative 120 ° or about 120 ° mutually.Be provided with down at this, will do not influence the stability of stopper and the alignment in drain plug rod assembly 12, thereby prevent the too early rotation of stopper lifter cam 64, and guarantee that stopper 16 remains on the fully open position as required for a long time in the power that vertically applies on the stopper 16.

The cam-engaged structure 70 that is included in the fixed area 60 cooperates with corresponding guiding piece engaging structure 34k.Cam-engaged structure 70 can be formed in the fixed area 60 or can be used as the part installation of an interconvertible insert 72.Guiding piece engaging structure 34k is illustrated as being engaged in a plurality of even isolated tooth 34k ' that determines size and isolated tooth 70a similarly of this cam-engaged structure 70 at this.This structure prevents the rotation around axis of guiding piece 34 with respect to fixed area 60, thereby prevents that accident at the driving sliding part in period 30 of cable 26 is around rotational.

When housing 32 was connected with thread pillar, cam rotor splined section 40e at first was engaged in splined driveshaft part 66b, rotor cam 40d was rotated and stopper 16 corresponding risings (thereby weakened its seal integrity) arbitrarily.When using tooth 34k ' and 70a as engaging structure, they must fully mesh, in case the rotation of spline moving cam 40d.Therefore be desirable to provide and be no more than 12 such teeth, wherein each this tooth has a front surface that tilts.This structure is guaranteed cam rotor 40d one-directional rotation between it and cam region of acceptance 66a alignment period.Be appreciated that guiding piece engaging structure 34k and cam-engaged structure 70 are not limited to engaging tooth shown here, perhaps can comprise other engaging structure and do not depart from scope of the present invention.

Stopper lifter cam 64 also comprises the middle dactylozoite 74 that extends through housing 13.The rotation of cam rotor 40d in cam region of acceptance 66a correspondingly makes and axle free end 16b " selects the middle dactylozoite 74 of engagement to rotate.Being arranged between cam region of acceptance 66 and the dactylozoite 74 is proximal annular rim flange 76 and distal annular rim flange 78, forms annular space 80 between this two flange.Annular space 80 is contained in the seal of wherein placing 82, and the sealing part is illustrated as O shape circle in the drawings, and this is convenient to the rotation of stopper lifter cam 64.Stopper lifter cam 64 and seal 62 advantageously are provided with separately with respect to housing 32 and its inclusion, even so that stopper 16 become that drain plug rod assembly 12 still keeps sealed when it is thrown off.Therefore the rotation of stopper lifter cam 64 keeps not hindered, and does not damage the globality of sealing.

In use, the driving of pull head 31 (or similar actuator) is sent to motion the cable 26 at the motion input 26b place that is in it.Be sent to the sliding part 30 that is in the output 26a that moves along cable 26 moving of transmission, cause that sliding part 30 moves back and forth along spiral part 40b.Rotor 40 with respect to guiding piece 34 and housing 32 around rotational, thereby the splined section 66b of splined section 40e on rotating cam 40d and stopper lifter cam 64 transmits and rotates.Stopper lifter cam 64 rotates equally, so that middle dactylozoite 74 rises and " contact with the free section of an axle 16b.Thus, dactylozoite 74 will be closed a 16a and be risen on the liquid outlet 15 to take stopper 16 to an open position.Further drive and similarly rotation sent to rotor 40, thus in the middle of making dactylozoite 74 from axle free end 16b " engagement discharge.Therefore, axle 16b descends in housing inner chamber 13f, closes correspondingly block liquid outlet 15 of a 16a, flows out from sanitary vessels to prevent liquid.

Be desirable to provide as a unitarily formed housing 13, it has significantly shortened the set-up time aspect many traditional drain plug rod assemblys.Like this, drain plug rod assembly 12 is easy to be installed in the existing pipeline configuration, to eliminate at drain plug rod assembly and gutter or with it tail pipe of drain plug rod assembly or the leak path between other liquid flow spare is installed.In addition, stopper 16 and driven unit 14 (all or its selected part) can made on-the-spot and drain assembly 10 pre-assembled, thereby have saved assembling and set-up time significantly.By sealing these component in advance in factory, the present invention checks and regulates drain assembly with regard to not needing for infiltration, thereby obtains further time saving superiority.

The present invention has considered the alternate manner that the motion from cable 26 to stopper that can be reciprocal transmits, and within the scope of the invention.Will appreciate that: can use motion translation device of equal value successfully operating the present invention, be not restriction to it in this disclosure.For example, Fig. 5, Fig. 5 A and 5B show a drain assembly 100 of replacing that is combined in the sanitary vessels S.This drain assembly 100 comprises a drain plug rod assembly 112, this assembly has and is configured to and a thin-long casing 113 that is communicated with as one of a counterpart or its integral part adjacent gutter part 115, and the longitudinal axis l of housing 113 " is overlapped with the longitudinal axis of gutter 115.Each of housing 113 and tail pipe 115 has an inner chamber 113a and a 115a who passes through its formation respectively, and this housing and tail pipe inner chamber adapt to the reciprocating motion of elongated stopper 116 therein.One ring washer 118 is along at least a portion setting of housing circumferential surface 113b, and this part can comprise one or more screw thread along it.Packing ring 118 becomes a conical butt or hexagonal geometry as required or be convenient to any other geometry that convenience is fastening and realization seals of this packing ring when initially drain assembly 100 being installed.The driven unit 114 (being illustrated among the part B of Fig. 5) that is operably connected with cable 26 and drain plug rod assembly 112 comprises the rack-and-pinion assembly 114a of a setting in housing 113 and the gutter 115.From the motion (seeing the arrow " A " Fig. 5 B) of cable 26 translations the rotating cam spare 120 that has from its dactylozoite that overhangs 124 is passed in rotation outwardly, thus on the ground rise and decline stopper 116 consistent with it.

Fig. 6,6A and 6B show the drain assembly 200 that is combined in one second replacement in the sanitary vessels S.This drain assembly 200 comprises the drain plug rod assembly 212 with a thin-long casing 213, and this housing 213 is arranged to and is communicated with as the drain plug rod assembly 112 described adjacent gutter parts 215 with respect to Fig. 5,5A and 5B.Each of housing 213 and gutter 215 has an inner chamber 213a and the 215a by its formation respectively, and this housing and gutter inner chamber are adapted at the reciprocating motion of elongated stopper 216 wherein.Along at least a portion setting of housing circumferential surface 213b, this part can comprise one or more screw thread along it to one ring washer 218 (being similar to above with reference to drain plug rod assembly 112 described packing rings 118).A driven unit 214 (being illustrated in the portion C of Fig. 6) that is operably connected with cable 26 and drain plug rod assembly 212 comprises the link assembly 214a of a setting in housing 213 and the gutter 215.Pivoting action is passed to linkage 220 and dactylozoite 224 is correspondingly pivoted from the motion (seeing the arrow B of Fig. 6 B) of cable 26 translations, rise on the ground and decline stopper 216 with consistent with it.

Consult Fig. 7,7A and 7B now, the embodiment drain plug rod assembly 312 of one the 3rd replacement is provided, wherein its housing 313 is more than one structure (not being individual constructions as previously discussed).Drain plug rod assembly 312 comprises and the stopper 316 of constructing similarly with respect to drain plug rod assembly 12 described stoppers 16.This stopper 316 is arranged near discerptible adjacent flange 318 and packing ring 320, thereby a shaft portion 316a of stopper 316 enters in the draining insert 322 and moves back and forth in inner chamber 322a.Draining insert 322 can insert draining body 324 again, and this body has been set up with the fluid connection of gutter 325 with it and selectively has been one.Draining body 324 is included in a threaded portion 324a who forms on its at least a portion of external peripheral surface 324b.One conical butt or hexagon packing ring 326 are placed at least a portion of threaded portion 324a, and are close to a ring washer 328.Packing ring 326 and 328 can keep a seal 330 together betwixt, perhaps as above with respect to drain assembly 10 described each packing ring can in a groove, keep seal 330.Though draining insert 322 is illustrated as the independent part of drain plug rod assembly 312, should be appreciated that the whole part that forms that draining insert 322 can be created draining body 324.

A fixed area 360 that forms along draining body surface 324b (being illustrated in the exploded view of part " D " of Fig. 7 A) holds cam insert 332 as required, thereby be easy to there can be by with respect to fixed area 360 location and can be fastened by placing cam nut 336 in its vicinity for a lifter cam 334.One cam rotor 40d can insert in the cam region of acceptance 334a of lifter cam 334, thereby rotates its lifting part (not shown) and correspondingly rise and decline stopper 316 (above narrated this operation).The structure that is disclosed for fixed area 360 is not limited to 312 uses of draining block component, also can combine with the above drain assembly that discloses 10,100 and 200.

All above embodiment are easy to by plastics or help successful any other material manufacturing of operating of the present invention.Drain plug rod assembly 312 is particularly suitable for according to predetermined tolerance technical condition by metal or by the plastics manufacturing.

Traditional dewatering installation uses the many parts that must install and must regulate during installation, comprises that requirement forms all parts of waterproof sealing.The present invention does not require during installation and regulates and form waterproof sealing; Only require simple connection at the gutter place, this connection is easy to see and arrive.In addition, drain assembly of the present invention does not require the predetermined alignment with respect to existing pipeline configuration unlike traditional drain assembly structure.This drain assembly can with in the face of help with some directions that the motion translation device is connected in either party to the stopper elevating mechanism install.Therefore, the present invention reduces the chance that inappropriate installation takes place in the urgent dewatering installation significantly, and therefore helping the user carries out various installations.For the user of professional and oneself installation, the time and efforts that is spent in dewatering installation is installed requires these devices itself to help to install rapidly and do not weaken long-term function of use certainly.The invention provides the rapid erectility of the expection in many sanitary installation are installed, provide good operating effect to these installations simultaneously.

Be used for above-described and shown in many variations of structure be conspicuous for those skilled in the art.Thereby only provide the content that in above explanation and accompanying drawing, is disclosed with the mode of example rather than the mode of restriction.Therefore, following claim has proposed announcement scope of the present invention.

Claims

1. an improved drain assembly that is used in the sanitary vessels comprises:

One drain plug rod assembly, this assembly has:

One elongated single-piece housing, it has a longitudinal axis that forms along it, described housing comprise be used near a proximal segment of a vessel surface setting, be used near one of a waste liquid outlet setting relative distal ports and with described proximal segment and the common vertical body that extends and form a cavity therein of distal ports, described body has the inner circumferential surface of a pre-determined inner diameter and the external peripheral surface of a predetermined outer diameter; Described housing also is included in a flange portion of described proximal segment, and wherein, described flange portion has and is used for liquid flows to described housing inner chamber from described sanitary vessels a liquid outlet;

But the draining stopper of a straight reciprocating motion, it has the head of closing, one slender axles are closed head from this and are vertically overhang substantially, thereby its longitudinal axis overlaps with described housing longitudinal axis, described slender axles have near relative free section of described one in closing a proximal segment of head and being arranged on described housing inner chamber, wherein, described stopper has a complete fastening position and a fully open position, block a described liquid outlet at the described head of closing of complete fastening position, described liquid outlet keeps not being blocked in the fully open position; And

One fixed area, this fixed area is arranged on the described shell body surface along described vertical body, and has a region of acceptance that forms simultaneously; And

One driven unit, this assembly has a motion translation device that is connected with a draining articulated mounting, described fixed area produces between described drain plug rod assembly and described driven unit and is operatively connected, thereby the operation of described draining connector causes the reciprocating motion of described draining stopper;

Wherein, described housing, described flange portion and described fixed area are formed an one-piece parts.

2. drain assembly as claimed in claim 1, it is characterized in that, described draining articulated mounting is selected from following a plurality of draining articulated mounting, and these draining articulated mountings are including, but not limited to pivotable connecting rod, pull bar, push button and rotating knob and handle.

3. drain assembly as claimed in claim 1 is characterized in that, described motion translation device comprises in push-and-pull cable or the flexible shaft.

4. drain assembly as claimed in claim 3 is characterized in that, described motion translation device comprises a push-and-pull cable, and it has a predetermined length and is arranged on a overcoat on its at least a portion.

5. drain assembly as claimed in claim 4, it is characterized in that, described cable comprises a motion input section and a motion deferent segment that links to each other with described drive unit that links to each other with described draining articulated mounting, and described overcoat comprises a motion input section that forms near described cable motion input section and an overcoat deferent segment that forms near described cable motion deferent segment.

6. drain assembly as claimed in claim 5 is characterized in that described drive unit comprises a motion transfer mechanism, and described motion transfer mechanism comprises:

One housing, it has a slender body and an inner chamber wherein, and described inner chamber extends between a cable entrance and a canned paragraph, and described clue enters described inner chamber by this cable entrance, states housing in described canned paragraph place and is connected with described fixed area;

One guiding piece, it is arranged in the described housing inner chamber, its limitation of movement system in this inner chamber, described guiding piece has a slender body, wherein the common guiding wall that forms of its external surface and inner surface;

One sliding part, it is arranged in the described guiding piece inner chamber, described sliding part has a vertical body cable, this vertical body cable have form at its end and admit a section and a relative rotor to admit section with one of described cable engagement;

Wherein, described housing, described guiding piece and described sliding part are configured to mutual coaxial cover overlapping state.

7. drain assembly as claimed in claim 6 is characterized in that, described guiding piece inner chamber has one or more the vertical recessed portion that forms along it, is used to admit all corresponding projection that forms along a vertical section of described sliding part.

8. drain assembly as claimed in claim 6 is characterized in that, described guiding piece inner chamber comprises at least one small embossment, and this small embossment is engaged on all corresponding recessed portion that described overcoat motion deferent segment forms.

9. drain assembly as claimed in claim 6 is characterized in that described guiding piece comprises a threaded area, and this threaded area cooperates with near all respective threads of its cable nut that is provided with.

10. drain assembly as claimed in claim 6 is characterized in that, described driven unit also comprises:

One rotor, it has a cardinal principle linearity body, described body has the spiral section cam segment relative with, one rotor cam vertically overhangs substantially from this cam segment, described spiral section cooperates and has with a sliding part region of acceptance that forms in described sliding part and is used for the inlet that described spiral section enters described region of acceptance, is used for described sliding part with respect to described rotor rectilinear motion; And

One stopper lifter cam, it has a power transmission shaft part, and a cam region of acceptance keeps a described cam rotor and a dactylozoite in this power transmission shaft part, and this dactylozoite extends by described housing, and this dactylozoite optionally is engaged in described stopper when it rotates.

11. drain assembly as claimed in claim 10 is characterized in that, the motion of described sliding part comprise one about 12 millimeters to 20 mm distance.

12. drain assembly as claimed in claim 10, it is characterized in that, described cam rotor has a center of rotation axis, a plurality of splined section center on this radial axis ground and separate equably, and the splined section of described all cam rotors matches with corresponding all splined section of formation in described cam admittance district.

13. drain assembly as claimed in claim 10 is characterized in that, described stopper lifter cam comprise that the described admittance district that is used for described fixed area forms one at least one retainer of stopping part and stopping part engagement once.

14. drain assembly as claimed in claim 13 is characterized in that, described upward stopping part and described stopping part down are configured to 120 ° or about 120 ° at interval mutually.

15. drain assembly as claimed in claim 10, it is characterized in that, between described cam admittance district and described dactylozoite a proximal annular rim flange and a distal annular rim flange are set, described all flanges limit an annular space that can hold a seal therein betwixt.

16. drain assembly as claimed in claim 10 is characterized in that, described guiding piece comprise with form at described fixed area, with the engaging structure of corresponding cam-engaged respective outer side edges.

17. drain assembly as claimed in claim 16, it is characterized in that, described guiding piece engaging structure comprises a plurality of even isolated tooth that radially is provided with around a longitudinal axis of described guiding piece, wherein each tooth has an engaged section, is engaged at least one corresponding tooth of described cam meshing device at each described tooth of this engaged section.

18. drain assembly as claimed in claim 6 is characterized in that, described sliding part comprises along at least one lock pin of its described vertical body setting and is engaged in the chocking construction that is formed on the described guiding piece.

19. drain assembly as claimed in claim 1 is characterized in that, described fixed area comprises a thread pillar that ends at a distal ports.

20. drain assembly as claimed in claim 19 is characterized in that, described distal ports does not extend beyond the described predetermined external diameter of described housing outer surface.

21. drain assembly as claimed in claim 1 is characterized in that, described stopper comprises at least one taper alar part that forms along at least a portion of described stopper axle.

22. drain assembly as claimed in claim 21 is characterized in that, the described shape of one dimension at least partly comprises from its one or more outstanding alar part.

23. drain assembly as claimed in claim 1 is characterized in that, described stopper is included at least one locking piece of its free section formation.

24. drain assembly as claimed in claim 1 is characterized in that, also comprises near at least one conical butt packing ring that is arranged near at least one washer nut of described housing outer surface and is arranged on it, so that the part of topped described housing outer surface.

25. drain assembly as claimed in claim 24, it is characterized in that, described washer nut is included in its at least one indicating section that forms above, described indicating section is selected from one group of sense of touch indicating section and one group of vision indicating section, group sense of touch indicating section wherein helps catching described washer nut, and the vision indicating section indicates the suitable alignment of described washer nut with respect to described housing outer surface.

26. drain assembly as claimed in claim 24 is characterized in that, between described washer nut and described conical butt packing ring at least one seal is set.

27. drain assembly as claimed in claim 24 is characterized in that, described housing outer surface comprises the threaded area along its at least a portion, at least a portion of the topped described threaded area of described washer nut.

28. an improved plumbing drain assembly comprises:

One drain plug rod assembly, it has the multi-piece type housing with a longitudinal axis; Described housing comprises a proximal segment that is used near sanitary vessels setting, be provided with a flange portion that is used for discharging a liquid outlet of liquid by it in this proximal segment, described housing also comprises a relative distal ports, be provided for discharging a liquid conduits of described liquid from described drain assembly in this distal ports, described housing comprises that also having one of an inner chamber discharges body, its one discharge insertion portion holds a reciprocating stopper in this inner chamber, described stopper has the head of closing, one slender axles are closed head from this and are vertically overhang substantially, close head and block a described liquid outlet when described stopper is in the closed position, described slender axles have near a described distal ports of closing head and a relative freedom that is positioned at described draining insertion portion when described stopper is in the closed position section; Wherein, described draining body has the inner circumferential surface of a pre-determined inner diameter and the external peripheral surface of a predetermined outer diameter, and described draining body also comprises along its described external peripheral surface location and ends at a fixed area of a distal ports; And

One driven unit, this assembly has a motion translation device that is connected with a draining articulated mounting, described fixed area produces between described drain plug rod assembly and described driven unit and is operatively connected, thereby the operation of described draining articulated mounting causes the reciprocating motion of described draining stopper;

Wherein, the described distal ports of described fixed area does not extend beyond the described predetermined outer diameter of described housing outer surface.

29. drain assembly as claimed in claim 28 is characterized in that, described fluid conduit systems comprises a gutter that removably is connected with described draining body.

30. drain assembly as claimed in claim 28 is characterized in that, described motion translation device comprises a push-and-pull cable, and it has a predetermined length and is arranged on a overcoat on its at least a portion.

31. drain assembly as claimed in claim 30 is characterized in that, described drive unit comprises a motion transfer mechanism, and described motion transfer mechanism comprises:

One housing, it has a slender body and an inner chamber wherein, and described inner chamber extends between a cable entrance and a canned paragraph, and described clue enters described inner chamber by this cable entrance, is connected with described fixed area at described canned paragraph housing;

32. drain assembly as claimed in claim 31 is characterized in that, described driven unit also comprises:

One rotor, it has a cardinal principle linearity body, described body has the spiral section cam segment relative with, one rotor cam vertically overhangs substantially from this cam segment, described spiral section is cooperated and is had with a sliding part region of acceptance that forms in described sliding part and is used for the inlet that described spiral section enters described region of acceptance, is used for described sliding part with respect to described rotor rectilinear motion; And

33. drain assembly as claimed in claim 32, it is characterized in that, described cam rotor has a center of rotation axis, a plurality of splined section center on this radial axis ground and separate equably, and described all cam rotor splined section cooperate with corresponding all splined section of formation in described cam admittance district.

34. drain assembly as claimed in claim 31 is characterized in that, described sliding part comprises along at least one lock pin of its described vertical body setting and is engaged in the chocking construction that is formed on the described guiding piece.

35. drain assembly as claimed in claim 28 is characterized in that, described stopper is included at least one locking piece of its free section formation.

36. drain assembly as claimed in claim 28, it is characterized in that, also comprise neighbouring at least one conical butt packing ring or the hexagon packing ring that are arranged near at least one washer nut of described housing outer surface and are arranged on it, so that the part of topped described housing outer surface.

37. drain assembly as claimed in claim 36 is characterized in that, between described washer nut and described packing ring at least one seal is set.

38. drain assembly as claimed in claim 36 is characterized in that, described housing outer surface comprises the threaded area along its at least a portion, at least a portion of the topped described threaded area of described washer nut.

39. an improved bucket drain assembly comprises:

One drain plug rod assembly, this assembly has:

One thin-long casing, it has a longitudinal axis that forms along it, described housing comprise be used near a proximal segment of a vessel surface setting, be used near one of a waste liquid outlet setting relative distal ports and with described proximal segment and the coextensive vertical body stretching and form a cavity therein of distal ports, described body has the inner circumferential surface of a pre-determined inner diameter and the external peripheral surface of a predetermined outer diameter; Described housing also is included in a flange portion of described proximal segment, and wherein, described flange portion has and is used for liquid flows to described housing inner chamber from described sanitary vessels a liquid outlet;

One fixed area, this fixed area is arranged on the described shell body surface along its described vertical body, and has a region of acceptance that forms simultaneously; And

One driven unit, it removably is connected with described fixed area, is operatively connected between described drain plug rod assembly and described driven unit when operating with a convenient draining articulated mounting, and correspondingly carries out the reciprocating motion of described draining stopper; Described driven unit comprises:

One motion translation device, it is connected with a draining connector; And

One motion transfer mechanism, it is convenient to be operatively connected between described motion translation device and the described drain plug rod assembly.

40. drain assembly as claimed in claim 39, it is characterized in that, described draining articulated mounting is selected from following a plurality of draining articulated mounting, and these draining articulated mountings are including, but not limited to pivotable connecting rod, pull bar, push button and rotating knob and handle.

41. drain assembly as claimed in claim 39 is characterized in that, described motion translation device comprises a push-and-pull cable, and it has a predetermined length and diameter and has a overcoat at least a portion that is arranged on it.

42. drain assembly as claimed in claim 41 is characterized in that, described predetermined length is no more than 550 millimeters.

43. drain assembly as claimed in claim 42 is characterized in that, described predetermined length is about 450 millimeters to 550 millimeters.

44. drain assembly as claimed in claim 41 is characterized in that, described cable is by the stainless steel manufacturing.

45. drain assembly as claimed in claim 41 is characterized in that, described cable has about 1.4 millimeters to 2.3 millimeters diameter.

46. drain assembly as claimed in claim 45 is characterized in that, described cable has about 1.8 millimeters diameter.

47. drain assembly as claimed in claim 41, it is characterized in that, described cable comprises a motion input section and a motion deferent segment that links to each other with described drive unit that links to each other with described draining articulated mounting, and described overcoat comprises a motion input section that forms near described cable motion input section and an overcoat deferent segment that forms near described cable motion deferent segment.

48. drain assembly as claimed in claim 47 is characterized in that, described overcoat is included in an alignment and a guiding piece of described cable motion input section.

49. drain assembly as claimed in claim 48 is characterized in that, described alignment and guiding piece are included in wherein at least one hole that forms so that before liquid contacts described cable trickle.

50. drain assembly as claimed in claim 47 is characterized in that, described motion transfer mechanism comprises:

51. drain assembly as claimed in claim 50 is characterized in that, described guiding piece inner chamber has one or more the vertical recessed portion that forms along it, is used to admit all corresponding projection that forms along a vertical section of described sliding part.

52. drain assembly as claimed in claim 50 is characterized in that, described guiding piece inner chamber comprises at least one small embossment, and this small embossment is engaged on all corresponding recessed portion that described overcoat motion deferent segment forms.

53. drain assembly as claimed in claim 50 is characterized in that, described guiding piece comprises a threaded area, and this threaded area cooperates with near all respective threads of its cable nut that is provided with.

54. drain assembly as claimed in claim 50 is characterized in that, described driven unit also comprises:

55. drain assembly as claimed in claim 54 is characterized in that, the motion of described sliding part comprise one about 12 millimeters to 20 mm distance.

56. drain assembly as claimed in claim 54, it is characterized in that, described cam rotor has a center of rotation axis, a plurality of splined section center on this radial axis ground and separate equably, and described all cam rotor splined section cooperate with corresponding all splined section of formation in described cam admittance district.

57. drain assembly as claimed in claim 56 is characterized in that, is provided with to be no more than 12 cam rotor splined section.

58. drain assembly as claimed in claim 54 is characterized in that, described stopper lifter cam comprise that the described admittance district that is used for described fixed area forms one at least one retainer of stopping part and stopping part engagement once.

59. drain assembly as claimed in claim 58 is characterized in that, described upward stopping part and described stopping part down are configured to 120 ° or about 120 ° at interval mutually.

60. drain assembly as claimed in claim 54, it is characterized in that, between described cam admittance district and described dactylozoite a proximal annular rim flange and a distal annular rim flange are set, described all flanges limit betwixt and can adapt to an annular space of placing a seal therein.

61. drain assembly as claimed in claim 54 is characterized in that, described guiding piece comprise with form at described fixed area, with the engaging structure of corresponding cam-engaged respective outer side edges.

62. drain assembly as claimed in claim 61, it is characterized in that, described guiding piece engaging structure comprises a plurality of even isolated tooth that radially is provided with around a longitudinal axis of described guiding piece, wherein each tooth has an engaged section, is engaged at least one corresponding tooth of described cam meshing device at each described tooth of this engaged section.

63. drain assembly as claimed in claim 62 is characterized in that, described at least one tooth of described guiding engaging structure has the pre-determined tilt angle in its described engaged section formation.

64. drain assembly as claimed in claim 62 is characterized in that, described guiding engaging structure comprises at least 12 described teeth.

65. drain assembly as claimed in claim 61 is characterized in that, described cam-engaged structure and described fixed area form as one.

66. drain assembly as claimed in claim 61 is characterized in that, with a dismountable insert that described fixed area removably is connected on described cam-engaged structure is set.

67. drain assembly as claimed in claim 50 is characterized in that, described sliding part comprises along at least one lock pin of its described vertical body setting and is engaged in the chocking construction that is formed on the described guiding piece.

68. drain assembly as claimed in claim 39 is characterized in that, described fixed area comprises a thread pillar that terminates in a distal ports.

69., it is characterized in that described distal ports does not extend beyond the described predetermined external diameter of described housing outer surface as the described drain assembly of claim 68.

70., it is characterized in that described external diameter is no more than 41 millimeters as the described drain assembly of claim 69.