CN217267880U - Overflow assembly and toilet bowl - Google Patents

Abstract

The utility model provides an overflow assembly and toilet bowl, the overflow assembly includes casing and showy sealing member, the casing is equipped with overflow passageway and sap cavity, overflow passageway has the entry, the entry is located the sap cavity, and communicate with the sap cavity, showy sealing member can float and set up in the sap cavity, with selectively opening or sealed entry, the tip that the entry was kept away from to showy sealing member stretches out outside the sap cavity, the part that the showy sealing member stretches out outside the sap cavity is difficult to receive the influence of the negative pressure or the suction of sap cavity like this, the overflow assembly is in whole use, can keep encapsulated situation with overflow passageway all the time, avoid drain valve and outside air intercommunication, can make the drain valve be in full pipe state like this, promote the drainage speed and the efficiency of drain valve effectively.

Description

Overflow assembly and toilet bowl

Technical Field

The utility model relates to a sanitary bath equipment technical field particularly, relates to an overflow subassembly and toilet bowl.

Background

Along with the continuous development of bathroom product, the kind of toilet bowl is more and more, and the toilet bowl of current majority has the function of overflow, the overflow pipe in the toilet bowl and the outlet intercommunication of drain valve, but current overflow pipe is direct and external intercommunication, and the air can't be kept apart to the overflow pipe when the drainage of drain valve like this, leads to the unable quick drainage of drain valve.

Although the overflow assembly of a small number of toilet bowls has the function of air isolation, the sealing structure of the overflow assembly for sealing the overflow pipe is easily affected by negative pressure or suction force, the overflow pipe cannot be opened in time, and the overflow pipe is not beneficial to realizing the overflow and water supplementing functions.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an overflow assembly and toilet bowl to improve above problem.

The embodiment of the utility model provides an above-mentioned purpose is realized through following technical scheme.

In a first aspect, an embodiment of the present invention provides an overflow assembly, including a housing and a floating sealing element, the housing is provided with an overflow channel and a liquid chamber, the overflow channel has an inlet, the inlet is located in the liquid chamber and is communicated with the liquid chamber, the floating sealing element is floatably disposed in the liquid chamber to selectively open or seal the inlet, and a tip of the floating sealing element away from the inlet extends out of the liquid chamber.

In a second aspect, an embodiment of the present invention provides a toilet bowl, which includes a drain valve and the above-mentioned overflow assembly, wherein the drain valve is communicated with the overflow channel.

Compared with the prior art, the utility model provides an overflow assembly and toilet bowl, through setting up floating seal spare floatably in the sap cavity, in order to open selectively or seal the entry, the tip that floating seal spare kept away from the entry stretches out outside the sap cavity, the part that like this floating seal spare stretches out outside the sap cavity is difficult to receive the influence of negative pressure or suction in the sap cavity, when overflow or moisturizing to the sap cavity, the water level in the sap cavity risees, floating seal spare can in time keep away from the entry along with the rising of water level, in order to open the entry rapidly, rivers submergence entry, and seal up entry water, like this rivers can get into overflow channel through the entry, thereby realize overflow or moisturizing; when the overflow or water supplement to the liquid cavity is stopped, the floating sealing piece can fall to the inlet under the action of the self gravity to seal the inlet. The overflow assembly can keep the overflow channel in a sealing state all the time in the whole using process, avoids the communication between the drain valve and the external air, so that the drain valve is in a full pipe state, and effectively improves the drainage speed and efficiency of the drain valve.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an overflow assembly according to an embodiment of the present invention in an assembled state.

Fig. 2 is a cross-sectional schematic view of the overflow assembly shown in fig. 1.

Fig. 3 is a schematic diagram of an exploded structure of the overflow assembly shown in fig. 1.

Fig. 4 is a schematic view of the overflow assembly shown in fig. 3 from another perspective.

Fig. 5 is a partial structural schematic view of the overflow assembly shown in fig. 1.

Detailed Description

In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a toilet (not shown), which includes a drain valve (not shown) and an overflow assembly 10, wherein the drain valve is communicated with the overflow assembly 10.

In this embodiment, the toilet bowl still includes water tank and toilet bowl main part, and the toilet bowl main part is equipped with the bath passageway, drain valve and bath passageway intercommunication. The water tank is arranged on the toilet bowl main body. The toilet bowl further comprises a water inlet valve, the water inlet valve is communicated with the water tank and the overflow assembly 10, when the water inlet valve works, the water inlet valve can inject water into the water tank, the water inlet valve can also inject water into the overflow assembly 10, the injected water can achieve a water supplementing effect on the flushing channel through the overflow assembly 10, and when the water tank overflows, the overflowing water can enter the overflow assembly 10 to achieve overflowing and is discharged through the drain valve.

Referring to fig. 1 and 2, in the present embodiment, the overflow assembly 10 includes a housing 11 and a floating seal 12, the housing 11 is provided with an overflow channel 111 and a liquid chamber 112, the overflow channel 111 has an inlet 1111, the inlet 1111 is located in the liquid chamber 112 and is communicated with the liquid chamber 112, the floating seal 12 is floatably disposed in the liquid chamber 112 to selectively open or seal the inlet 1111, and an end of the floating seal 12 far from the inlet 1111 extends out of the liquid chamber 112. The drain valve communicates with the overflow passage 111 of the overflow assembly 10.

In some embodiments, the housing 11 may be of a telescoping configuration, and the volume of the fluid chamber 112 of the housing 11 may be varied by stretching or compressing the housing 11. Further, the housing 11 may be of an integral structure or a detachable structure.

By floatably disposing the floating seal 12 within the drip chamber 112 to selectively open or seal the inlet 1111, the end of the floating seal 12 distal from the inlet 1111 extends out of the drip chamber 112, so that the portion of the floating seal 12 that extends out of the chamber 112 is not susceptible to negative pressure or suction within the chamber 112, when the liquid chamber 112 is flooded or replenished, the water level in the liquid chamber 112 rises, and when the water level reaches a certain height, the buoyancy force experienced by the floating seal 12 is greater than the sum of the gravity and the force of the floating seal 12, wherein the force may be a negative pressure generated by the overflow channel 111, at which time the floating seal 12 can be moved away from the inlet 1111 in time with the rising water level, to rapidly open the inlet 1111, the water flow submerges the inlet 1111, and seals the inlet 1111 with water, meanwhile, water flow can enter the overflow channel 111 through the inlet 1111, so that overflow or water supplement is realized; when overflow or replenishment to the drip chamber 112 ceases, the floating seal 12 is able to fall under its own weight to the inlet 1111 to mechanically seal the inlet 1111. Therefore, as the water level is switched, the floating seal 12 can float up and down to make a water-tight and mechanical seal. The overflow assembly 10 can keep the overflow channel 111 in a sealed state all the time in the whole using process, and the drainage valve is prevented from being communicated with the outside air, so that the drainage valve is in a full pipe state, and the drainage speed and efficiency of the drainage valve are effectively improved.

In an application environment, when the water inlet valve is abnormal, the water level of the water tank of the toilet bowl rises, the rising water flow can flow into the liquid cavity 112, so that the water level in the liquid cavity 112 rises continuously, the floating sealing member 12 floats upwards along with the water level, the floating sealing member 12 is separated from the inlet 1111 to open the inlet 1111, and meanwhile, the water submerges the inlet 1111, so that the inlet 11111141 can be sealed continuously, the water flow overflowing from the water tank can be discharged through the overflow channel 111, and the overflow function of the toilet bowl is realized.

Referring to fig. 1 and fig. 2, in the present embodiment, the housing 11 is substantially a single cylinder structure, the housing 11 includes an overflow pipe 114 and a main pipe 113, the main pipe 113 is disposed around the overflow pipe 114 and connected to the overflow pipe 114, the overflow channel 111 is disposed on the overflow pipe 114, and the liquid chamber 112 is disposed on the main pipe 113. Specifically, the main pipe 113 may be disposed around one end of the overflow pipe 114, the other end of the overflow pipe 114 is located outside the main pipe 113, the end of the overflow pipe 114 located on the main pipe 113 may serve as a support end 1141, and the inlet 1111 is disposed at the support end 1141. When the floating seal member 12 seals the inlet 1111, it may be supported on the support end 1141, and the height difference between the end surface of the support end 1141 and the bottom wall 1131 of the main pipe 113 is provided, so that when the water level in the liquid chamber 112 rises to the height of the end surface of the support end 1141, the floating seal member 12 can be acted on by upward buoyancy to start floating upward relative to the inlet 1111, so that the water flow can be rapidly accelerated to raise to provide a large floating force to the floating seal member 12.

In some embodiments, the drain valve is connected to the other end of the overflow pipe 114 far from the inlet 1111, and the inlet 1111 may be disposed adjacent to the bottom wall 1131 of the main pipe 113, so as to shorten the distance between the inlet of the overflow pipe 114 and the drain valve, and therefore, the height difference between the inlet 1111 and the liquid seal water level below the drain valve is small, and noise generated in the water replenishing process due to the excessive height difference is avoided.

In some embodiments, as shown in fig. 2, the overflow tube 114 is spaced from the main tube 113 to form an inlet gap 1132, and the inlet gap 1132 is in communication with the fluid chamber 112. Specifically, the water inlet gap 1132 may be located between the supporting end 1141 and the main pipe 113, and the water inlet gap 1132 is disposed around the supporting end 1141. Thus, the water flow can be replenished from the bottom of floating seal 12, and the pressure of the water flow on floating seal 12 caused by replenishing from the top of floating seal 12 is avoided, so that the situation that floating seal 12 cannot open inlet 1111 in time is effectively avoided.

In some embodiments, main tube 113 is provided with inlet opening 1133, inlet opening 1133 being disposed in correspondence with inlet gap 1132 and in communication with inlet gap 1132. The inlet opening 1133 can be as the moisturizing hole, and rivers can follow in the moisturizing hole gets into the sap cavity 112, and after the water level in the sap cavity 112 rose to a take the altitude, float sealing member 12 and open entry 1111, and the rivers of mending carry out the moisturizing from overflow channel 111. Through setting up inlet opening 1133 corresponding to intake gap 1132, can stagger the setting with inlet opening 1133 and floating seal 12 like this, avoid leading to the fact the impact from the rivers that inlet opening 1133 got into are direct to floating seal 12, reduce or avoid the production of noise. The play water direction of inlet opening 1133 can be roughly parallel with all directions of overflow pipe 114, and rivers can directly get into along into water clearance 1132 like this, and rivers can flow in round into water clearance 1132, avoid directly rushing to support end 1141 because of rivers, further noise reduction.

Referring to fig. 2 and 3, in the present embodiment, the floating seal 12 includes a floating body 121 and an inlet seal 122, the inlet seal 122 is protruded from the floating body 121, the floating body 121 is substantially cylindrical, the inlet seal 122 is adapted to the shape of the inlet 1111, and the inlet seal 122 is protruded from the end surface of the floating body 121, and can be selectively embedded in the inlet 1111 to seal the inlet 1111 or separated from the inlet 1111 to open the inlet 1111.

In some embodiments, the inlet sealing portion 122 may be an elastic structure (e.g., rubber or silicon), or the outer periphery of the inlet sealing portion 122 may be provided with a sealing ring, so as to ensure the sealing performance of the inlet sealing portion 122 to the inlet 1111.

In some embodiments, floating seal 12 has an overall length L, wherein the overall length L can be approximately equal to the difference in spacing between the upper and lower end faces of floating seal 12, and floating seal 12 at inlet 1111 has an extended length L1 extending out of the liquid chamber 112, wherein 0.15 × L ≦ L1 ≦ 0.35 × L. By controlling the protrusion length L1 of the floating seal member 12 within the above range, it is ensured that the floating seal member 12 can be subjected to a large buoyancy force, which reduces the negative pressure in the overflow path 111, and at the same time, it is avoided that the protrusion length of the floating seal member 12 is too long and occupies a large length space. Furthermore, the protruding length L1 of the floating seal member 12 can also be adjusted according to actual requirements.

In some embodiments, as shown in fig. 2 and 4, the housing 11 includes a sidewall 115 located in the liquid chamber 112 and a plurality of limiting ribs 116 protruding from the sidewall 115, wherein the plurality of limiting ribs 116 are disposed at intervals on the sidewall 115. For example, the limiting rib 116 may have an elongated structure, the limiting rib 116 may be disposed substantially along the extending direction of the housing 11 (the extending direction may be the length direction of the housing 11), and a plurality of limiting ribs 116 may be disposed at intervals along the circumferential direction of the side wall 115. The floating sealing element 12 can contact with the limiting ribs 116, the limiting ribs 116 can guide and limit the floating sealing element 12, and meanwhile, the contact area between the floating sealing element 12 and the shell 11 can be reduced, so that the floating sealing element 12 can easily float up and down, in addition, the floating sealing element 12 can form a certain water flow gap with the side wall 115 of the shell 11 through the limiting ribs 116, the water flow is convenient to flow to the periphery of the floating sealing element 12, larger rising buoyancy is provided for the floating sealing element 12, and therefore the inlet 1111 is opened by the floating sealing element 12 timely.

In some embodiments, the floating seal member 12 further includes a limiting member 123, the limiting member 123 is disposed outside the liquid chamber 112 and connected to the floating body 121, the outer wall of the housing 11 is provided with an engaging portion 117, and the engaging portion 117 is in limiting engagement with the limiting member 123. The first end of the limiting member 123 is connected to the outer wall of the floating body 121, and can be disposed adjacent to the top of the floating body 121, the second end is bent relative to the first end, the second end is disposed substantially along the extending direction of the housing 11, the limiting member 123 is slidably connected to the matching portion 117, and the limiting guide can be implemented by the limiting member 123 and the matching portion 117, so that the floating body 121 can be ensured to stably float, and the maximum stroke of floating on the floating body 121 can be limited, so that the floating body 121 can be effectively prevented from being excessively separated from the inlet 1111, the floating body 121 can be conveniently and rapidly sealed with the inlet 1111, and furthermore, the floating sealing member 12 can be prevented from being separated from the liquid chamber 112.

For example, the limiting member 123 is provided with a guide through hole 1231 and a clamping hole 1232, which are communicated with each other, the guide through hole 1231 is substantially arranged along the extending direction of the housing 11, the opening size of the clamping hole 1232 is larger than the opening size of the guide through hole 1231, for example, the radial size of the clamping hole 1232 is larger than the width size of the guide through hole 1231. The snap-in hole 1232 is disposed at one end of the guiding through hole 1231, and may be located at one end of the limiting member 123 away from the top of the floating body 121, and the matching portion 117 may be snapped in the snap-in hole 1232 to be matched with the guiding through hole 1231 in a limiting manner. The matching portion 117 may include a sliding guide portion 1171 and an anti-slip portion 1172, the sliding guide portion 1171 is convexly disposed on the outer wall of the housing 11, the anti-slip portion 1172 is disposed on an end portion of the sliding guide portion 1171 far away from the outer wall of the housing 11, the size of the anti-slip portion 1172 is greater than the opening size of the guide through hole 1231, but is less than or equal to the opening size of the clamping hole 1232, therefore, the matching portion 117 may be penetrated into the clamping hole 1232, the sliding guide portion 1171 of the matching portion 117 may be slid into the guide through hole 1231, the anti-slip portion 1172 is located on one side of the limiting member 123 far away from the housing 11, so as to limit the matching portion 117 to be disengaged from the limiting member 123. When the floating body 121 floats up, the engagement portion 117 approaches the latching hole 1232 with respect to the stopper 123, and when the engagement portion 117 completely approaches the latching hole 1232, the floating body 121 may rise to the maximum floating height, at which time the floating body 121 opens the inlet 1111.

In summary, by floatably disposing the floating seal 12 in the chamber 112 to selectively open or seal the inlet 1111, the end of the floating seal 12 remote from the inlet 1111 protrudes out of the chamber 112, so that the portion of the floating seal 12 protruding out of the chamber 112 is not easily affected by the negative pressure or suction in the chamber 112, and when overflowing or replenishing water into the chamber 112, the floating seal 12 can timely move away from the inlet 1111 as the water level rises to quickly open the inlet 1111, submerge the inlet 1111 and seal the inlet 1111, and simultaneously the water can enter the overflow channel 111 through the inlet 1111, thereby achieving overflowing or replenishing water; when overflow or replenishment of the chamber 112 ceases, the floating seal 12 is able to fall under its own weight to the inlet 1111 to mechanically seal the inlet 1111. Therefore, as the water level is switched, the floating seal 12 can float up and down to make the water seal and the mechanical seal continuously switched. The overflow assembly 10 can keep the overflow channel 111 in a sealed state all the time in the whole using process, and the drainage valve is prevented from being communicated with the outside air, so that the drainage valve is in a full pipe state, and the drainage speed and efficiency of the drainage valve are effectively improved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (10)

1. An overflow assembly, comprising:

the overflow channel is provided with an inlet, and the inlet is positioned in the liquid cavity and is communicated with the liquid cavity;

a floating seal floatably disposed within the fluid chamber to selectively open or seal the inlet, an end of the floating seal distal from the inlet projecting out of the fluid chamber.

2. The overflow assembly of claim 1, wherein the housing comprises an overflow tube and a primary tube that is annularly disposed around the overflow tube and is connected to the overflow tube, wherein the overflow channel is disposed in the overflow tube, and wherein the liquid chamber is disposed in the primary tube.

3. The overflow assembly of claim 2, wherein a space between the overflow tube and the primary tube forms a water entry gap that communicates with the liquid chamber.

4. The overflow assembly of claim 3, wherein the main pipe body is provided with an inlet opening, the inlet opening being disposed in correspondence with and in communication with the inlet gap.

5. The overflow assembly of claim 1, wherein the floating seal has an overall length L, and wherein the floating seal at the inlet has a protrusion length L1 that protrudes out of the liquid chamber, wherein L1 is 0.15 x L0.35 x L.

6. The overflow assembly of any one of claims 1-5, wherein the housing comprises a sidewall positioned within the liquid chamber and a plurality of retention ribs protruding from the sidewall, the retention ribs being spaced apart from the sidewall.

7. The overflow assembly of any of claims 1-5, wherein the floating seal comprises a floating body and an inlet seal that is raised from the floating body.

8. The overflow assembly of any one of claims 1-5, wherein the floating seal comprises a floating body and a retaining member, the retaining member is disposed outside the liquid chamber and connected to the floating body, and the outer wall of the casing is provided with an engaging portion that is in retaining engagement with the retaining member.

9. The overflow assembly of claim 8, wherein the retainer is provided with a guide through hole and a snap-in hole, the guide through hole is communicated with the snap-in hole, the guide through hole is arranged along the extending direction of the shell, the opening size of the snap-in hole is larger than that of the guide through hole, and the matching portion can be in limit matching with the guide through hole through the snap-in hole.

10. A toilet bowl comprising a drain valve in communication with the overflow channel and an overflow assembly as claimed in any one of claims 1 to 9.

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