CN205329802U - Drainage complementary unit of guide's formula drain valve - Google Patents

Abstract

The utility model relates to a drainage complementary unit of guide's formula drain valve, it includes a valve body that is equipped with the outlet, about in the of one the activity dress connect in in the valve body and open or close the stagnant water subassembly of outlet, the stagnant water subassembly have one with the water storage chamber of water tank inner chamber intercommunication, the water storage chamber pass through the discharge opening with the outlet intercommunication, other be equipped with about in the of one the activity dress connect in in the valve body and open or close the start -up subassembly of discharge opening, start the subassembly with still be equipped with elastomer and/or magnetic substance between the stagnant water subassembly, elastomer and/or magnetic substance are in start and apply ascending elasticity and/or magnetic force and then messenger to the stagnant water subassembly after the subassembly start -up targets in place the stagnant water subassembly shifts up and targets in place, and the stagnant water subassembly can both shift up and target in place when adopting above -mentioned technical scheme can guarantee drainage at every turn for distance between stagnant water subassembly and the outlet is unanimous, thereby guarantees that drainage speed at every turn is unanimous, and then makes the drain valve discharge capacity unanimous, and the residual water level after the water tank drainage is stable.

Description

A kind of draining auxiliary body of pilot-operated type drain valve

Technical field

This utility model relates to the draining auxiliary body of a kind of pilot-operated type drain valve。

Background technology

Publication number is the actuating mechanism that the Chinese utility model patent of CN204435518U provides a kind of soft push drain valve, it has the sealing assembly in control chamber (i.e. water storage cavity) relative to being provided with the supporting part matched with interior valve disc on interior valve disc, has a predetermined stroke L between this supporting part and interior valve disc；When valve disc in drive of arguing for the sake of arguing moving and open control mouth (i.e. discharge opening), the water controlling intracavity flows out rapidly from controlling mouth, thus forming certain negative pressure controlling intracavity, this negative pressure promotes sealing assembly to start upper shifting, after in drive of arguing for the sake of arguing, valve disc promotes predetermined stroke L relative to sealing assembly, described interior valve disc and supporting part offset, start assembly auxiliary drive sealing assembly together on move a small distance, negative pressure and the combined effect of the lift power of start assembly that now the controlled intracavity of sealing assembly is formed and realize the discharge outlet that shifting opens on valve body and carry out draining。

The drain valve of above-mentioned pilot-operated type, after during draining, start assembly auxiliary drives sealing assembly upper shifting a small distance together, start assembly just reaches upper limit and does not continue to shifting, but continuation is also continued upper shifting by suction function by sealing assembly, after the auxiliary losing start assembly lifts, the final position moved on sealing assembly is easily subject to control the impact of the vacuum magnitude that intracavity is formed, to cause sealing assembly moves not in place when negative pressure forms deficiency, during so each draining, the distance between sealing assembly and discharge outlet cannot ensure consistent, thus causing that drainage speed is unstable, residual water level after tank drains is also unstable。

Summary of the invention

This utility model solves problems of the prior art, provide the draining auxiliary body of a kind of pilot-operated type drain valve, when it can ensure each draining sealing assembly can on move on to position, distance between sealing assembly and discharge outlet is consistent, making drain valve discharge capacity consistent, the residual water level after tank drains is stable。

For reaching above-mentioned purpose, the technical solution of the utility model is: the draining auxiliary body of a kind of pilot-operated type drain valve, it is provided with the valve body of discharge outlet, a up and down sealing assembly being secured in described valve body and open or close described discharge outlet including one, described sealing assembly has a water storage cavity connected with water tank cavity, and described water storage cavity is connected with described discharge outlet by discharge opening；It is additionally provided with a up and down start assembly being secured in described valve body and open or close described discharge opening, it is additionally provided with elastomer and/or magnetic, described elastomer and/or magnetic between described start assembly and described sealing assembly after described start assembly starts and puts in place, sealing assembly applied elastic force upwards and/or magnetic force and then make described sealing assembly moves on to position。

Preferably, described elastomer is stage clip or shell fragment, and described stage clip or shell fragment be start assembly and described sealing assembly described in the contact respectively of two ends when compressive state。

Preferably, described magnetic includes two same sex magnetic piece, and described two same sex magnetic piece are separately fixed at the corresponding position of described start assembly and described sealing assembly。

Preferably, a link gear described sealing assembly of linkage is passed through after described start assembly moves preset distance, described start assembly includes arguing for the sake of arguing and valve disc in, described interior valve disc be fixedly connected on described in the bottom argued for the sake of arguing seal laminating with described discharge opening under the described drive argued for the sake of arguing or be separated。

It is preferred that, under the interior valve disc of described start assembly, side connects a pulling part that can lift described sealing assembly, described pulling part constitutes described link gear, and has described preset distance when described interior valve disc sealing paste closes described discharge opening between described pulling part and described sealing assembly；After the described described interior valve disc of drive of arguing for the sake of arguing promotes described preset distance relative to sealing assembly, described pulling part offsets with sealing assembly thus above moving together with driving sealing assembly。

It is furthermore preferred that described elastomer and/or magnetic are located between described pulling part and sealing assembly。

It is preferred that, described sealing assembly is relative to being provided with the supporting part matched with described interior valve disc on interior valve disc, described supporting part constitutes described link gear, and when described interior valve disc sealing paste closes described discharge opening, between described supporting part and described interior valve disc, there is described preset distance；After the described described interior valve disc of drive of arguing for the sake of arguing promotes described preset distance relative to sealing assembly, described interior valve disc offsets with described supporting part thus above moving together with driving sealing assembly。

It is furthermore preferred that described elastomer and/or magnetic are located between described supporting part and described interior valve disc。

Preferably, described start assembly includes valve disc in a depression bar and, described interior valve disc is fixedly connected on the bottom of described depression bar and is positioned at the lower section of described discharge opening, described interior valve disc moves down opens described discharge opening, described interior valve disc seals laminating with described discharge opening under the drive of described depression bar or is separated, and described elastomer and/or magnetic are arranged between described interior valve disc and described sealing assembly。

Preferably, described water storage cavity is connected with described water tank cavity by a communicating passage, and the conveyance capacity of described communicating passage is less than the conveyance capacity of described discharge opening。

This utility model has the advantages that

1, this utility model by arranging elastomer and/or magnetic between start assembly and sealing assembly, sealing assembly is applied elastic force upwards and/or magnetic force after start assembly starts and puts in place and then makes sealing assembly can move up to put in place by elastomer and/or magnetic, thus the distance that can ensure during each draining between sealing assembly and discharge outlet is consistent, making drain valve discharge capacity consistent, the residual water level after tank drains is stable。

2, described elastomer is stage clip or shell fragment, stage clip or shell fragment start assembly and described sealing assembly described in the contact respectively of two ends when compressive state, and simple in construction, function is reliable。

3, described magnetic includes two same sex magnetic piece, and described two same sex magnetic piece are separately fixed at the corresponding position of described start assembly and described sealing assembly, and simple in construction, function is reliable。

Accompanying drawing explanation

Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes a part of the present utility model, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model。In the accompanying drawings:

Fig. 1 is the perspective cut-away schematic diagram of a kind of pilot-operated type drain valve of this utility model the first preferred embodiment；

Fig. 2 is the draining auxiliary body of this utility model the first preferred embodiment cross-sectional schematic when being in non-hull-borne；

Fig. 3 is the draining auxiliary body of this utility model the first preferred embodiment cross-sectional schematic when being in hull-borne；

Fig. 4 is the perspective cut-away schematic diagram of a kind of pilot-operated type drain valve of this utility model the second preferred embodiment；

Fig. 5 is the draining auxiliary body of this utility model the second preferred embodiment cross-sectional schematic when being in non-hull-borne；

Fig. 6 is the draining auxiliary body of this utility model the second preferred embodiment cross-sectional schematic when being in hull-borne；

Wherein, accompanying drawing is designated:

10-valve body；11-discharge outlet；The outer valve disc of 12-；13-starting switch；

20-start assembly；21-argues for the sake of arguing；Valve disc in 22-；23-pulling part；

30-sealing assembly；31-water storage cavity；32-discharge opening；33-supporting part；34-outer seat；

40-elastomer

A-communicating passage

Detailed description of the invention

In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, this utility model is further elaborated。Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model。

Refer to Fig. 1 to Fig. 3, a kind of draining auxiliary body of the pilot-operated type drain valve of this utility model the first preferred embodiment, this pilot-operated type drain valve is installed in the water tank (not shown) of toilet for controlling the draining of water tank, described draining auxiliary body includes valve body 10, start assembly 20 and sealing assembly 30, start assembly 20 and sealing assembly 30 is all up and down is secured in valve body 10, the bottom of valve body 10 is provided with discharge outlet 11, start assembly 20 includes arguing for the sake of arguing valve disc 22 in 21 and, sealing assembly 30 coordinates with the discharge outlet 11 of valve body 10, sealing assembly 30 opens or closes discharge outlet 11 by up and down in valve body 10。Sealing assembly 30 has a water storage cavity 31, water storage cavity 31 is connected with water tank cavity by a communicating passage A, namely, the water of water tank cavity enters in water storage cavity 31 through communicating passage A, sealing assembly 30 is open-topped goblet structure, this goblet inner chamber forms described water storage cavity 31, has ebb interval in the present embodiment between sealing assembly 30 and the inwall of valve body 10 of this goblet structure, and this is crossed ebb interval and constitutes described communicating passage A。The diapire of water storage cavity 31 offers a discharge opening 32, discharge opening 32 is positioned on discharge outlet 11, water storage cavity 31 is connected with discharge outlet 11 by discharge opening 32, make the conveyance capacity conveyance capacity much smaller than discharge opening 32 of communicating passage A, such spilled water hole 32 is opened the water in rear water storage cavity 31 and is flow to rapidly in discharge outlet 11, now, water in water tank cavity flows into the water that the speed of water storage cavity 31 is far smaller than in water storage cavity 31 and flows out to the speed of discharge outlet 11, thus forming negative pressure in water storage cavity 31, sealing assembly 30 floats up under this suction function。

The draining auxiliary body of the present embodiment also includes the elastomer 40 being arranged between start assembly 20 and sealing assembly 30, elastomer 40 make start assembly 20 start put in place after sealing assembly 30 applied elastic force upwards and then make sealing assembly 30 can move up to put in place。During so each draining, the distance between sealing assembly 30 with discharge outlet 11 is all consistent, thus ensureing that each drain valve discharge capacity is all consistent, the residual water level after tank drains is stable。

The interior valve disc 22 of the present embodiment be fixedly connected on described in argue for the sake of arguing 21 bottom and described argue for the sake of arguing 21 drive under with described discharge opening 32 seal laminating or be separated, described arguing for the sake of arguing 21 is linked with the starting switch 13 of drain valve, the starting switch 13 of drain valve can be the structure such as button or spanner, the starting switch 13 of operation drain valve drives to argue for the sake of arguing and 21 slides up and down along valve body 10, this is techniques known, repeats no more here。

Elastomer 40 can elect stage clip or shell fragment, described stage clip or shell fragment as, and when compressive state, two ends contact respectively is on start assembly 20 with sealing assembly 30, and the elastomer 40 of the present embodiment is preferably stage clip。

In the present embodiment, it is additionally provided with a link gear between described start assembly 20 and sealing assembly 30, this link gear linkage sealing assembly 30 is passed through after start assembly 20 moves preset distance, concrete, the interior valve disc 22 of start assembly 20 be connected below a pulling part 23 that can lift described sealing assembly 30, pulling part 23 constitutes described link gear, and has described preset distance when interior valve disc 22 seals laminating discharge opening 31 between pulling part 23 and sealing assembly 20；After in described 21 drives of arguing for the sake of arguing, valve disc 22 promotes preset distance relative to sealing assembly 30, pulling part 23 offsets with sealing assembly 30 thus discharge outlet 11 is opened in upper shifting together with driving sealing assembly 30, the elastomer 40 of the present embodiment is located between pulling part 23 and sealing assembly 30, such simple in construction, function is reliable。

The sealing assembly 30 of the present embodiment also includes an outer valve disc 34, and valve body 10 correspondence includes outer seat of valve 12；Sealing assembly 30 not on when moving, the outer valve disc 34 of sealing assembly 30 and the outer seat of valve 12 of valve body 10 fit and described discharge outlet 11 are sealed closedown；When moving on sealing assembly 30, the outer valve disc 34 of sealing assembly 30 and the outer seat of valve 12 of valve body 10 are separated and discharge outlet 11 are opened。

Work process and the principle of the present embodiment be:

The starting switch 13 of operation drain valve, drive is argued for the sake of arguing and is moved on 21, argue for the sake of arguing 21 and then valve disc 22 moves the discharge opening 32 opening on sealing assembly 30 in driving, now, water in water storage cavity 31 is discharged from discharge opening 32 rapidly, the water being far longer than water tank cavity from the speed that discharge opening 32 is discharged due to the water in water storage cavity 31 enters the speed in water storage cavity 31 from communicating passage A, thus, negative pressure is quickly formed in water storage cavity 31, sealing assembly 30 moves and opens discharge outlet 11 and carry out draining on starting under this suction function, when the 21 relative sealing assemblies 30 of continuation of arguing for the sake of arguing move, the pulling part 23 being positioned on 21 below internal valve dish 22 of arguing for the sake of arguing is inconsistent with sealing assembly 30, meanwhile elastomer 40 is compressed, sealing assembly 30 21 lifts of being argued for the sake of arguing move upwardly together, now, the sealing assembly 30 negative pressure in water storage cavity 31 and argue for the sake of arguing 21 lift power combined effect under on shifting, when moving on on 21 when arguing for the sake of arguing, sealing assembly 30 just lose argue for the sake of arguing 21 lift effect, now, under the elastic force effect that sealing assembly 30 is applied upwards by the elastomer 40 compressed sealing assembly 30 can continue on move on to position, when elastomer 40 can make each draining, the distance between sealing assembly 30 and discharge outlet 11 is consistent, make drain valve discharge capacity consistent, residual water level after tank drains is stable。

It should be noted that, in the present embodiment, link gear can also be not provided with between start assembly 20 and sealing assembly 30, namely, the lower section of the interior valve disc 22 of start assembly 20 is not provided with lifting the pulling part 23 of described sealing assembly 30, so, the upper shifting of sealing assembly 30 is no longer influenced by the auxiliary lift of start assembly 20, and fully rely on the negative pressure effect formed in water storage cavity 31 and rise, to be arranged between start assembly 20 with sealing assembly 30 to elastomer 40 elastic deformation same also after start assembly 20 starts and puts in place, sealing assembly 30 can be applied elastic force effect upwards so that sealing assembly 30 every time on move and can put in place, ensure that the distance between sealing assembly 30 and discharge outlet 11 is consistent。

Refer to Fig. 4 to Fig. 6, a kind of draining auxiliary body of the pilot-operated type drain valve of this utility model the second preferred embodiment, itself and the first preferred embodiment are distinctive in that: be not provided with pulling part 23 on start assembly 20, but at sealing assembly 30 relative to being provided with the supporting part 33 matched with interior valve disc 22 on interior valve disc 22, described supporting part 33 constitutes described link gear, and when described interior valve disc 22 seals and fits described discharge opening 32, between described supporting part 33 and described interior valve disc 22, there is described preset distance；After in 21 drives of arguing for the sake of arguing, valve disc 22 promotes described preset distance relative to sealing assembly 30, interior valve disc 22 offsets with described supporting part 33 thus above moving together with driving sealing assembly 30。And preferred described elastomer 40 is located between supporting part 33 and interior valve disc 22。

The work process of the present embodiment and principle and the first preferred embodiment are essentially identical, 21 coordinated by supporting part 33 contact of interior valve disc 22 and sealing assembly 30 the difference is that arguing for the sake of arguing and upper together with driving sealing assembly 30 move, interior valve disc 22 is when supporting part 33, elastomer 40 is compressed, when moving on on 21 when arguing for the sake of arguing, sealing assembly 30 lose argue for the sake of arguing 21 lift effect, now, be resisted against elastomer 40 between interior valve disc 22 and supporting part 33, that compressed supporting part 33 is applied sealing assembly 30 under elastic force effect upwards can continue on move on to position。The structure of all the other not described parts is identical with the first preferred embodiment with principle, repeats no more here。

The present embodiment, need also exist for illustrate be, link gear can also be not provided with between start assembly 20 and sealing assembly 30, namely, sealing assembly 30 is relative to being not provided with the supporting part that matches with interior valve disc 22 on interior valve disc 22, so, the upper shifting of sealing assembly 30 is no longer influenced by the auxiliary lift of start assembly 20, and fully rely on the negative pressure effect formed in water storage cavity 31 and rise, to be arranged between start assembly 20 with sealing assembly 30 to elastomer 40 elastic deformation same also after start assembly 20 starts and puts in place, sealing assembly 30 can be applied elastic force effect upwards so that sealing assembly 30 every time on move and can put in place, ensure that the distance between sealing assembly 30 and discharge outlet 11 is consistent。

In addition, easy to understand, the elastomer 40 of the various embodiments described above can also be replaced with the magnetic of two same sexes, the magnetic piece (not shown) with the active force that repels each other such as two same sexes, two same sex magnetic piece are separately fixed at the corresponding position of described start assembly 20 and described sealing assembly 30, so under the magneticaction of magnetic, equally possible after start assembly 20 starts and puts in place, sealing assembly 30 applied a magnetic action power upwards, sealing assembly 30 puts in place thus can be made also to can move up under this magnetic action power, its effect is equal to elastomer 40, here repeat no more。

Certainly, this utility model can also select to arrange elastomer 40 and magnetic between start assembly 20 and sealing assembly 30 simultaneously, after start assembly 20 startup puts in place, sealing assembly 30 is applied an elastic force upwards and magnetic force by this elastomer 40 and magnetic respectively, so that sealing assembly 30 under the combined effect of this elastic force and magnetic force on move on to position, so also can realize the purpose of this utility model。

Additionally, it will also be appreciated that, this utility model is applicable not only in the various embodiments described above on start assembly 20 to move the Starting mode opening discharge opening 32, can equally be well applied to start assembly 20 and move down the Starting mode opening discharge opening 32, can be specifically, start assembly 20 includes valve disc 22 in a depression bar (not shown) and, described interior valve disc 22 is fixedly connected on the bottom of described depression bar and is positioned at the lower section of described discharge opening 32, described interior valve disc 22 moves down opens described discharge opening 32, described interior valve disc 22 seals laminating with described discharge opening 32 under the drive of described depression bar or is separated, described elastomer and/or magnetic are arranged between described interior valve disc 22 and described sealing assembly 30, so also can realize the purpose of this utility model, here repeat no more。

Although specifically showing in conjunction with preferred embodiment and describing this utility model; but those skilled in the art should be understood that; in the spirit and scope of the present utility model limited without departing from appended claims; in the form and details this utility model is made a variety of changes, be protection domain of the present utility model。

Claims (10)

1. the draining auxiliary body of a pilot-operated type drain valve, it is provided with the valve body of discharge outlet, a up and down sealing assembly being secured in described valve body and open or close described discharge outlet including one, described sealing assembly has a water storage cavity connected with water tank cavity, and described water storage cavity is connected with described discharge outlet by discharge opening；It is additionally provided with a up and down start assembly being secured in described valve body and open or close described discharge opening, it is characterized in that, be additionally provided with elastomer and/or magnetic between described start assembly and described sealing assembly so that sealing assembly being applied elastic force upwards and/or magnetic force after described start assembly moves and then making described sealing assembly moves on to position。

2. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 1, it is characterised in that described elastomer is stage clip or shell fragment, described stage clip or shell fragment be start assembly and described sealing assembly described in the contact respectively of two ends when compressive state。

3. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 1, it is characterised in that described magnetic includes two same sex magnetic piece, and described two same sex magnetic piece are separately fixed at the corresponding position of described start assembly and described sealing assembly。

4. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 1, it is characterized in that, a link gear described sealing assembly of linkage is passed through after described start assembly moves preset distance, described start assembly includes arguing for the sake of arguing and valve disc in, described interior valve disc be fixedly connected on described in the bottom argued for the sake of arguing seal laminating with described discharge opening under the described drive argued for the sake of arguing or be separated。

5. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 4, it is characterized in that, under the interior valve disc of described start assembly, side connects a pulling part that can lift described sealing assembly, described pulling part constitutes described link gear, and has described preset distance when described interior valve disc sealing paste closes described discharge opening between described pulling part and described sealing assembly；After the described described interior valve disc of drive of arguing for the sake of arguing promotes described preset distance relative to sealing assembly, described pulling part offsets with sealing assembly thus above moving together with driving sealing assembly。

6. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 5, it is characterised in that described elastomer and/or magnetic are located between described pulling part and sealing assembly。

7. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 4, it is characterized in that, described sealing assembly is relative to being provided with the supporting part matched with described interior valve disc on interior valve disc, described supporting part constitutes described link gear, and when described interior valve disc sealing paste closes described discharge opening, between described supporting part and described interior valve disc, there is described preset distance；After the described described interior valve disc of drive of arguing for the sake of arguing promotes described preset distance relative to sealing assembly, described interior valve disc offsets with described supporting part thus above moving together with driving sealing assembly。

8. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 7, it is characterised in that described elastomer and/or magnetic are located between described supporting part and described interior valve disc。

9. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 4, it is characterised in that described preset distance is 8-14mm。

10. the draining auxiliary body of a kind of pilot-operated type drain valve according to claim 1, it is characterised in that described sealing assembly includes an outer valve disc, and described valve body includes outer seat of valve；Described sealing assembly not on when moving, the outer valve disc of described sealing assembly and the outer seat of valve of valve body fit to seal described discharge outlet and close；When moving on described sealing assembly, the outer valve disc of sealing assembly and the outer seat of valve of valve body are separated and described discharge outlet are opened。