CN202610920U

CN202610920U - Electronic water closet

Info

Publication number: CN202610920U
Application number: CN 201120344880
Authority: CN
Inventors: 林文斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-02
Filing date: 2011-09-02
Publication date: 2012-12-19
Anticipated expiration: 2021-09-02

Abstract

The utility model relates to an electronic water closet which comprises a closestool base seat, a water tank for supplying water into the closestool base seat at the beginning of the flush process, a flush pipeline through which water is conveyed downstream to the sewer, and a vacuum source acting on a curved pipeline when the closestool is flushed. The improvement of the electronic water closet lies in the fact that the flush pipeline comprises an upper curved pipeline, a lower straight pipeline, and a linking pipeline arranged between the upper curved pipeline and the lower straight pipeline, wherein the linking pipeline is communicated with the vacuum source, the outlet of the lower straight pipeline is connected with a widened pipeline, a one-way valve assembly having pretightening force is mounted inside the widened pipeline to seal the outlet of the lower straight pipeline when the closestool is not flushed or when the vacuum source functions at the middle phase of the flush process, and the one-way valve assembly is opened in an unidirectional manner at the last phase of the closestool flush process. When a user finishes a closestool utilization process, a flush button on an electronic control unit is pressed, a water draining valve assembly is opened to drain the water, and the one-way valve assembly is opened at the last phase of the closestool flush process to drain the water, and the one-way valve assembly is controlled to be closed after all the sewage is discharged into the sewer. The electronic water closet is installed in a washroom for daily use.

Description

A kind of electronic toilet bowl

Technical field

The utility model relates to flush toilet, particularly a kind of electronic toilet bowl.

Background technology

I have described a kind of vacuum assist toilet trap at patent 201110205260.9 early; It is through being provided with the mode that one way valve sealing forms vacuum passage and realizing washing away pipe water outlet; Guarantee that not only original use flushing water still less can obtain the effect of better contents in the toilet being removed; And can reduce the situation that sewage retains in bend; And can play and prevent that dirt from refluxing, the effect of isolated stink, the unidirectional unlatching under the draining momentum effect of washing away pipeline of this one way valve.

The applicant has been found that; The described toilet of above patent can occur once in a while that one way valve resets in advance under sewage has not been arranged fully in the toilet the situation; And do not realize all opening, experiment shows that this impact force through water realizes the toilet that one way valve is opened; There is very big influence in the impact force of water to the opening angle of one way valve, and is high to the requirement on machining accuracy of one way valve.

Summary of the invention

The purpose of the utility model is on the basis of existing technology; Through proposing to adopt the electronic toilet bowl of electronic control unit controls bath; Opening and closing through Electronic Control draining valve assembly and check valve assembly; Guarantee that not only original use flushing water still less can obtain the effect of better contents in the toilet being removed; And can reduce the situation that sewage retains through the time of accurate controlling non-return valve opening and closing in bend, and can play and prevent that dirt from refluxing, the effect of isolated stink.

The object of the invention reaches through following technical scheme:

A kind of electronic toilet bowl comprises a toilet base, and water tank is in order to provide water to arrive in the described toilet base beginning of washing away; One carry water towards downstream direction to the pipeline that washes away of sewer, a vacuum source that during toilet washes away, is applied on the bend passage, improvements are: this flush pipe road has one and goes up bend and following straight way reaches the linking passage between last bend and following straight way; Be connected channel connection in described vacuum source; The outlet of said down straight way connects one and widens pipe, widens the check valve assembly that a band pretightning force is installed in the pipe, and the check valve assembly of this band pretightning force is used for during toilet does not wash away or vacuum source applies mid-term of washing away of effect; Outlet to following straight way is sealed; And washing away unidirectional unlatching in latter stage at toilet, improvements also are: use after the toilet, only need press the button that washes away on the electronic control unit; Electronic control unit can be realized draining by the opening water discharge valve module; And wash away latter stage open check valve assembly at toilet and realize draining, the controlling non-return valve assembly is replied sealing after sewage all enters sewer, and said check valve assembly is a double containment.

Further; Described electronic control unit is controlled the draining valve assembly at first and is opened water is entered in the toilet base washing away; Washing away latter stage (be about the draining valve assembly and begin draining after 3 seconds) controlling non-return valve assembly unlatching realization blowdown; And the controlling non-return valve assembly is realized closing after sewage all enters sewer, and the whole one way valve opening time is about 2 seconds.

Further, the outlet of described down straight way is an angular cut, and cut sth. askew plane and the tube wall axis of widening pipe of the check valve assembly that the band pretightning force is installed of the outlet of following straight way and the formation of widening the pipe port is the angle of acute angle.Like this, can guarantee to rotate the less angle realization outlet complete opening of straight way down with the check valve assembly of pretightning force.

Further, the described cross section ovalize of widening pipe.Widen the cross section ovalize or the similar oval-shaped orifice configuration of pipe, open fully and draining with the assurance one way valve with the installing and locating of the check valve assembly of pretightning force in order to the space that guarantees to provide enough.

Further, the described pipe of widening is provided with the check valve assembly of band pretightning force and the installation and positioning structure of seal.Location structure through widening pipe can be installed the check valve assembly and the seal of band pretightning force and the location reliably.

Further; Described installation and positioning structure is to realize through following mode: the plane in the cut sth. askew plane and the lower port of widening the pipe port is respectively equipped with positioning convex rib and locating groove, is used for the upper and lower side of the check valve assembly of being with pretightning force is carried out installing and locating.

Further, the check valve assembly of described band pretightning force is made up of a sealing ring, a bracing frame and a holder,

Described sealing ring is arranged on the bracing frame, is used to implement the unlatching and the sealing action of pipeline;

Described bracing frame is provided with a pre-tightening mechanism, and this pre-tightening mechanism is connected in holder;

Described holder is for fixing to widening on the pipe.

Further, the thin-walled that described sealing ring middle part has a convexity, thin-walled is processed by the easily deformable material of softness, and the thin-walled of the convexity of sealing circle is connected the back and forms a confined space with support frame as described above, and said confined space provides thin-wall support.Like this, the check valve assembly of band pretightning force not only seals in the section of the outer ring through sealing ring and the angular cut of following straight way.Simultaneously, also under negative pressure of vacuum, be out of shape the back tube wall that is adjacent to following straight way and carry out better secondary seal through thin-walled.

Further, described holder is an elastic clamp seat, is located to widen to manage through elastic card to install and fix.Like this, as long as holder is snapped in the location structure of widening pipe and can Fast Installation accomplish, fitting operation is easy and reliable.As, the upper end of holder is snapped into the positioning convex rib on the plane of cutting sth. askew of widening the pipe port after, the lower end snaps in the locating groove on the plane of widening infratubal port.

Further; Described water tank is divided into the first water district, the second water district and the 3rd water district through first dividing plate and second partition, and the tank lid sealing of the top in the described first water district and water tank upper end is used for during washing away, providing a vacuum source; In the described first water district air hose is installed; This air hose is connected with linking channel seal on the base, and a height H is reserved in first dividing plate bottom, and the described first water district and second water district bottom is communicated with; The 3rd water district also is communicated with under predetermined waterline with the second water district

On the described tank lid inwall along the first water district enclose each side the top be provided with a circle sealing mat; Described tank lid compresses described sealing mat under action of gravity; Be sealed and matched with the formation of the described first water district, so that vacuum source is provided during washing away.

Further, described second partition has a through hole at predetermined waterline.Perhaps, the bottom of described second partition is provided with a through hole.Through through hole the water in the 3rd water district is inputed to the second water district.

Further, the described first water district is a structure wide at the top and narrow at the bottom.Make the water in the pond during washing away, can pour rapidly in the toilet pond, increase its impact force, and guarantee when the draining valve assembly uses different gears to realize draining metastable vacuum power to be provided.

Further; Described electronic control unit has preferentially selected for use control line one, control line two respectively draining valve assembly and check valve assembly to be carried out opening and closing control; Said electronic control unit can be mounted on the water tank; When single toilet is equipped with the electronics cover plate, also can be integrated on the electronics cover plate.

Description of drawings

Fig. 1 is the partial sectional view of the utility model;

Fig. 2 is the fragmentary sectional elevation view of the utility model;

Fig. 3 is the broken section ratio enlarged drawing that the flush toilet of the utility model washes away pipe outlet;

Fig. 4 is the design of part explosive view of the check valve assembly of the utility model.

The specific embodiment

Combine the accompanying drawing and the specific embodiment that the utility model is further specified at present.

With reference to figure 1,2,3, shown in 4; The electronic toilet bowl of present embodiment; Comprise a toilet base 11; Water tank 12 is in order to providing water to arrive in the described toilet base 11 beginning of washing away, one carry water towards downstream direction wash away 30, one vacuum sources that during toilet washes away, are applied on the bend passage 30 of pipeline to sewer.

Described water tank 12 is divided into the first water district A, the second water district B and the 3rd water district C through first dividing plate 19 with second partition 16; Described first dividing plate 19 bottoms have the height H of a reservation that the bottom of win the water district A and the second water district B is communicated with and this height H makes the water level in the two water districts to descend synchronously and to rise; The predetermined waterline 26 in described second partition 16 bottoms has and is provided with a through hole 15; Make the second water district B and the 3rd water district C be communicated with for 26 times at predetermined waterline, the bottom of the promptly described first water district A, the second water district B and the 3rd water district C all is communicated with.Described water tank 12 is provided with a tank lid 13; On described tank lid 13 inwalls along the first water district A enclose each face the top be provided with a circle sealing mat 21; Described tank lid 13 compresses described sealing mat 21 under action of gravity; The described first water district A is formed sealing area, so that described vacuum source is provided during washing away, the described first water district A is a structure wide at the top and narrow at the bottom; Make the water in the pond during washing away, can pour rapidly in the toilet pond, guaranteed water level decline different height can both provide stable vacuum source.In the described first water district A air hose 20 is installed, the upper orifice 201 of this air hose 20 exceeds the predetermined waterline 26 of water tank 12, is used for the transmission of vacuum.

Consult Fig. 2 and shown in Figure 3; The outlet of described down straight way 37 is angular cut preferably, and cut sth. askew plane 29 and the tube wall axis of widening pipe 38 of the check valve assembly 22 that the band pretightning force is installed of the outlet of following straight way 37 and the formation of widening pipe 38 port is the angle of acute angle.Like this, to adopt the purpose of angular cut be in order to guarantee that check valve assembly 22 with pretightning force can rotate less angle and realize the outlet complete opening of straight way 37 down in the outlet of following straight way 37.If the outlet of the following straight way 37 of employing truncation and the check valve assembly 22 of side grain mounting strap pretightning force; Though also can realize the effect of sealing; But check valve assembly 22 needs bigger opening angle, needs bigger pretightning force simultaneously, also is unfavorable for its complete opening slightly.

And, the described cross section ovalize (not visual) of widening pipe 38 because of analysing and observe among the angle problem figure.Shown the cross section ovalize of widening pipe 38 or similar oval-shaped orifice configuration are opened and draining with the assurance one way valve with the installing and locating of the check valve assembly 22 of pretightning force in order to the space that guarantees to provide enough fully.

With reference to figure 1, Fig. 2, shown in Figure 3; Described electronic control unit preferably adopts driven by servomotor line traffic control one, line traffic control two respectively draining valve assembly and check valve assembly to be realized the opening and closing operation, and said electronic control unit can be connected in the enterprising enforcement of water tank and use.When single toilet is equipped with the electronics cover plate, also can be integrated on the electronics cover plate.

With reference to shown in Figure 4, the check valve assembly of band pretightning force that is used to seal down the outlet of straight way 37 can select prior art for use any one realize.Below; The present invention has preferably designed a kind of simple in structure again reliably with the check valve assembly of pretightning force: the check valve assembly 22 of described band pretightning force is made up of a sealing ring 221, a bracing frame 222 and a holder 223; Described sealing ring 221 is arranged on the bracing frame 222, is used to implement the unlatching and the sealing action of pipeline; Described bracing frame 222 is provided with a pre-tightening mechanism 36, and this pre-tightening mechanism 36 is connected in holder 223; Described holder 223 is for fixing to widening on the pipe 38.The common preloading spring of pre-tightening mechanism 36 samplings in the present embodiment is realized, realizes the restoring force of pretension by spring force.Pretightning force through pre-tightening mechanism 36 can make sealing ring 221 apply a pressure to the angular cut of following straight way 37, is beneficial to the enforcement of sealing ring 221 sealing actions.The sealing ring 221 of check valve assembly 22 of band pretightning force can apply effect because of vacuum source when toilet washes away, wash away that pipeline 30 produces negative pressure and sealing ring 221 is closed in down the outlet of straight way 37 firmly.

Further improved; The thin-walled 34 that described sealing ring 221 middle parts have a convexity; thin-walled 34 is processed by the easily deformable material of softness; the thin-walled 34 of the convexity of sealing circle 221 is connected the back and forms a confined space 35 with support frame as described above 222, said confined space 35 provide thin-walled 34 to support.Like this, the check valve assembly 22 of band pretightning force not only seals in the section 29 of the outer ring through sealing ring 221 and the angular cut of following straight way 37.If section 29 is not ideal enough because of ceramic process, and can't process very smooth face.At this moment, the tube wall of straight way 37 carries out better secondary seal under being adjacent to after can also under negative pressure of vacuum, being out of shape through thin-walled 34, thereby guarantees that sealing performance is better.

In addition, described holder 223 is elastic clamp seats, is located at through elastic card and widens pipe and 38 install and fix.The described pipe 38 of widening is provided with check valve assembly 22 installation and positioning structures of being with pretightning force.Location structure through widening pipe 38 can be installed the check valve assembly 22 of band pretightning force and the location reliably.For example, consult Fig. 3 and shown in Figure 4, the holder 223 of present embodiment adopts the structure that interlude is the cylinder of spring.Like this, as long as after the length of spring compressed with holder 223, snap in the location structure of widening pipe 38 and can Fast Installation accomplish, fitting operation is easy and reliable.As; After the upper end of the cylinder of holder 223 snapped into the positioning convex rib 32 on the plane 29 of cutting sth. askew of widening pipe 38 port; The cylinder lower end of holder 223 snaps in the locating groove 33 on the plane 31 of widening pipe 38 lower port, and the check valve assembly 22 that can accomplish the band pretightning force is in the installation and the fixing operation of widening pipe 38.

The working method of electronic toilet bowl of the present invention is: the water intaking valve 14 that a routine is installed in described the 3rd water district C; Tap water injects the 3rd water district C through this water intaking valve 14; The through hole 15 that is provided with through described second partition 16 bottoms injects the second water district B; The height H of reserving through described first dividing plate 19 bottoms again is injected into the first water district A, reaches predetermined waterline 26 up to the water surface.The draining valve assembly 17 of a routine is installed in the described second water district B; When draining valve assembly 17 was driven by electronic control unit 27, the water outlet that the inner circumference that first water district A in the water tank 12 and the water among the second water district B carry over toilet pond 28 is embedded was discharged inflow bowl water pond 28 rapidly and is formed certain scouring force.At this moment, first water district A in the

water tank

12 and 26 beginnings of the waterline among the second water district B descend rapidly, and this moment, the top D at the first water district A of sealing produced a vacuum source.Wash away on the linking passage 24 of pipeline 30 and be connected to an air duct 25; The lower nozzle 202 of the air hose 20 in this air duct 25 and the described first water district A is connected; Make vacuum source lead to described linking passage 24 again with air duct 25, so that a negative pressure of vacuum is provided during washing away through this air hose 20.Like this, this vacuum source is applied to vacuum in the linking passage 24 of bend passage 30 through air hose 20 and air duct 25.Seal because the effect of this negative pressure of vacuum, the check valve assembly 22 of band pretightning force firmly will be washed away the outlet of the following straight way 37 of pipeline 30, the air of lower end then can't get into, and meanwhile, negative pressure of vacuum can the continuation effect, assists to extract out the contents in the toilet.Then; The contents that electronic control unit 27 drives in the one way valve unlatching toilet pour sewers under inertia and gravity double action, after sewage was all discharged, electronic control unit 27 controlling non-return valve resetted; And then check valve assembly 22 closes under the pretightning force effect of pre-tightening mechanism 36 again; Again form airtight cooperation of sealing with the exit of the following straight way 37 that washes away pipeline 30, deaden dirt and reflux, and isolated stink.Electronic toilet bowl of the present invention utilizes secondary vacuum source to reduce water supply volume necessary in washing away, and obtains an effectively better scouring effect, makes that nearly all contents are excluded in the toilet pond.When solid waste existed, only wash away needed to use about 3 liters water at every turn, and but this is with identical design in half of the required water of toilet that does not have vacuum-assisted.

Therefore, vacuum assist toilet trap of the present invention has not only been realized the function of original vacuum assist toilet trap, even effect is better.Topmost, the present invention washes away pipeline 30 through after improving, and not only structure is more simple, is easy to make; Simultaneously, reduced the situation that sewage retains in bend, can play preventing that dirt from refluxing, the effect of isolated stink.

Although specifically show and introduced the present invention in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the present invention that do not break away from appended claims and limited; Can make various variations to the present invention in form with on the details, be protection scope of the present invention.

Claims

1. electronic toilet bowl; Comprise a toilet base (11), a water tank (12) is in order to providing water to arrive in the described toilet base (11) beginning of washing away, one carry water towards downstream direction wash away pipeline (30) to sewer; A vacuum source that during toilet washes away, is applied on the bend passage (30); It is characterized in that: this flush pipe road have one go up bend (23) and following straight way (37) and be positioned at bend (23) and following straight way (37) between linking passage (24), linking passage (24) is communicated in described vacuum source, pipe (38) is widened in the outlet connection one of said following straight way; Widen the check valve assembly (22) that a band pretightning force is installed in the pipe (38); The check valve assembly of said band pretightning force (22) is used for during toilet does not wash away or vacuum source applies washing away mid-term of effect, the outlet of following straight way is sealed, and wash away unidirectional unlatching in latter stage at toilet; An electronic control unit (27); After using toilet, only need press the button that washes away on the electronic control unit (27), electronic control unit (27) can be realized draining by opening water discharge valve module (17); And wash away open check valve assembly in latter stage (22) at toilet and realize draining, controlling non-return valve assembly (22) is closed sealing after sewage all enters sewer.

2. electronic toilet bowl according to claim 1 is characterized in that: said check valve assembly (22) is a double containment.

3. electronic toilet bowl according to claim 1; It is characterized in that: described electronic control unit (27) control draining valve assembly (17) when washing away beginning is opened water is entered in the toilet base (11); Washing away controlling non-return valve assembly in latter stage (22) unlatching realization draining; And controlling non-return valve assembly (22) is closed sealing after sewage all enters sewer, and the whole one way valve opening time is about 2 seconds.

4. electronic toilet bowl according to claim 1 is characterized in that: described electronic control unit (27) selects for use control line (271), (272) to realize the control to draining valve assembly (17) and check valve assembly (22) respectively.

5. electronic toilet bowl according to claim 1 is characterized in that: the described pipe (38) of widening is provided with check valve assembly (22) and seal (39) installation and positioning structure of being with pretightning force.

6. electronic toilet bowl according to claim 5; It is characterized in that: described installation and positioning structure is to be respectively equipped with positioning convex rib (32) and locating groove (33) on the plane (31) of the plane of cutting sth. askew (29) of widening pipe (38) port and lower port, is used for the upper and lower side of the check valve assembly (22) of being with pretightning force is carried out installing and locating.

7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described electronic toilet bowl, it is characterized in that: the check valve assembly of described band pretightning force (22) is made up of a sealing ring (221), a bracing frame (222) and a holder (223),

Described sealing ring (221) is arranged on the bracing frame (222), is used to implement the unlatching and the sealing action of pipeline;

Described bracing frame (222) is provided with a pre-tightening mechanism (36), and this pre-tightening mechanism (36) is connected in holder (223);

Described holder (223) is for fixing to widening on the pipe (38).

8. electronic toilet bowl according to claim 7; It is characterized in that: the thin-walled (34) that described sealing ring (221) middle part has a convexity; thin-walled (34) is processed by the easily deformable material of softness; the thin-walled (34) of the convexity of sealing circle (221) is connected the back and forms a confined space (35) that with support frame as described above (222) said confined space (35) provides thin-walled (34) to support.

9. electronic toilet bowl according to claim 7 is characterized in that: described holder (223) is an elastic clamp seat, is located at through elastic card and widens pipe (38) and install and fix.