CN212318833U

CN212318833U - Sewage valve device of bathroom equipment

Info

Publication number: CN212318833U
Application number: CN202020204780.2U
Authority: CN
Inventors: 徐旭东
Original assignee: Huawei Ningbo Sanitary Technology Co ltd
Current assignee: Ningbo Xinweijie Hi Tech Sanitary Ware Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-01-08
Anticipated expiration: 2030-02-25

Abstract

The utility model relates to a sanitary ware blowoff valve device, which comprises a valve body and a flat valve core, wherein the valve core is in sliding fit on the valve body, the valve body is provided with a blowoff hole which is communicated up and down, the valve core is provided with a dredging hole and a plugging part which are used for controlling the dredging of the blowoff hole, and a drainage channel is formed when the blowoff hole is communicated with the dredging hole; a cover body is arranged outside the valve core, the cover body and the valve body are combined in a sealing mode to form a cavity with an opening on one side, the outer end of the valve core extends out of the cover body along the opening, and a mounting hole communicated with a sewage discharge hole is formed in the top of the cover body; the valve body is provided with a stroke limiting buffer component at the end of the movement direction of the inner end of the valve core. The stroke limiting buffer assembly effectively ensures that the position of the valve core after reset is displacement, and ensures the tightness of the drain valve. The valve core is collided with the buffer assembly after being reset, and the noise of the product in operation is reduced. The utility model belongs to the technical field of the bathroom.

Description

Sewage valve device of bathroom equipment

Technical Field

The utility model belongs to the technical field of bathroom accessories, especially, relate to a be applied to sanitary equipment's such as toilet bowl, squatting pan blowdown valve body.

Background

Most of the existing toilets in the market are made of ceramic materials, the toilets are made of clay through firing, and a plurality of problems of air pollution, land resource damage and the like exist in the firing process. Meanwhile, the closestool adopting the water storage tank can be flushed clean by 3-6 liters of water after being used, and the old closestool can be flushed by more water. Water conservation in toilets has been a concern worldwide. On the basis of the above, the inventor of the present application has applied for an invention patent in 2016, with the patent number CN201610021648.6, named as: toilet bowl eduction gear, this patent has solved above-mentioned technical problem. However, the technology of the patent still needs to be improved, for example, due to the structural design of the drainage device, the valve core is reset after each movement, the stroke positioning and limiting are realized by the chain connected with the valve core, and after long-time operation, the abrasion and the looseness between the parts can cause the displacement of the valve core after the resetting, and the sealing performance of the drainage valve is easily influenced; the valve core is reset without any buffer, and the noise is larger. Therefore, the present inventors continued to improve on this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the sanitary ware blowdown valve device reduces operation noise and ensures more reliable and stable valve core reset.

The utility model adopts the technical proposal that: a sanitary equipment blowoff valve device comprises a valve body and a flat valve core, wherein the valve core is in sliding fit on the valve body, the valve body is provided with a blowoff hole which is communicated up and down, the valve core is provided with a dredging hole and a plugging part which are used for controlling the blowoff hole to be communicated and plugged, and a drainage channel is formed when the blowoff hole is communicated with the dredging hole; a cover body is arranged outside the valve core, the cover body and the valve body are combined in a sealing mode to form a cavity with an opening on one side, the outer end of the valve core extends out of the cover body along the opening, and a mounting hole communicated with a sewage discharge hole is formed in the top of the cover body; the valve body is provided with a stroke limiting buffer component at the end of the movement direction of the inner end of the valve core.

The limiting buffer assembly is a cylinder made of elastic materials, and the contact surface of the inner end of the valve core and the cylinder is in an arc-shaped recess.

The two side walls of the valve core are matched with guide wheels in a rolling mode, and the guide wheels are located in the cavity and are installed on the valve body.

The valve body is provided with a sewage return groove in the motion direction of the valve core, and the sewage return groove is positioned below the valve core and communicated with the sewage discharge hole.

The valve body respectively is equipped with one back dirty groove around case direction of motion, divide into first back dirty groove and second back dirty groove, first back dirty groove and second return dirty groove and are located the left and right sides of blowhole, first back dirty groove is located the below of dredging the hole.

The bottom surface of the first sewage returning groove is inclined with a high outside and a low inside, the two side walls are arc-shaped, and the inner end of the bottom surface extends to be communicated with the sewage discharging hole.

And a drain hole positioned above the second sewage returning groove is formed in the valve core.

The second returns dirty groove and is arc groove along the vertical processing of valve body lateral wall.

The drain hole is a circular arc slotted hole.

The joint surface of the valve body and the cover body is provided with a sunken annular groove, and a sealing element is matched in the annular groove.

The technical effects of the utility model are that: the utility model discloses the valve body is equipped with the spacing buffering subassembly of stroke at the inner direction of motion end of case, and the effectual position of having guaranteed after the case resets is the displacement, has guaranteed the leakproofness of bleeder. The valve core is collided with the buffer assembly after being reset, and the noise of the product in operation is reduced. Guarantee the cylinder that spacing buffering subassembly made for the elastic material, the case is inner to be circular-arc sunken with the cylinder contact surface, and the case passes through circular-arc sunken and buffering subassembly cooperation, realizes case width direction spacing, therefore the case resets the back, and buffering subassembly has realized case length and width direction's double spacing, has improved the positional stability of case, has further guaranteed the leakproofness of drainage valve.

As an improvement, two side walls of the valve core are matched with guide wheels in a rolling mode, and the guide wheels are located in the cavity and are installed on the valve body. The guide wheel improves the motion stability of the valve core, runs smoothly, and is favorable for reducing noise and reducing the possibility of displacement in the resetting of the valve core.

As an improvement, the valve body is provided with a sewage returning groove in the motion direction of the valve core, and the sewage returning groove is positioned below the valve core and communicated with the sewage discharging hole. The sewage and water stain brought out in the drawing process of the valve core can flow into the sewage discharge port from the sewage return groove below the valve core to enter a sewer, so that the stain is prevented from remaining on the drain valve, and the breeding and odor of bacteria are reduced.

Preferably, the valve body is respectively provided with a sewage returning groove in the front and at the back of the valve core in the movement direction, the sewage returning grooves are divided into a first sewage returning groove and a second sewage returning groove, the first sewage returning groove and the second sewage returning groove are positioned at the left side and the right side of the sewage discharging hole, and the first sewage returning groove is positioned below the dredging hole. Both ends all are equipped with back dirty groove around the case motion, and the cleanliness factor is better.

Preferably, the bottom surface of the first sewage returning groove is inclined with a high outer part and a low inner part, the two side walls are arc-shaped, and the inner end of the bottom surface extends to be communicated with the sewage draining hole. The inclined and arc design is adopted, so that the dirt can flow down along the dirt returning groove more smoothly.

Preferably, the valve core is provided with a drain hole positioned above the second sewage returning groove. So that the sewage on the upper surface of the valve core can flow down conveniently.

Preferably, the second sewage returning groove is processed vertically along the side wall of the valve body to form an arc-shaped groove. Ensure that the dirt can flow down along the dirt returning groove more smoothly.

Preferably, the inner wall of the second sewage returning groove is obliquely arranged. Ensure that the dirt can flow down along the dirt returning groove more smoothly.

Preferably, the drainage holes are arc slotted holes. And the annular arrangement is adopted, the shape of the annular arrangement is matched with that of the second sewage returning groove, and meanwhile, the area of the drain hole is increased.

As an improvement, a cover body is arranged outside the valve core, the cover body and the valve body are combined in a sealing mode to form a cavity with an opening on one side, the outer end of the valve core extends out of the cover body along the opening, and a mounting hole communicated with the sewage discharge hole is formed in the top of the cover body. The side face of the valve core is wrapped by the cover body, so that stains are prevented from flowing out from the side face.

As an improvement, a sunken annular groove is arranged at the joint surface of the valve body and the cover body, and a sealing element is matched in the annular groove. The sealing performance is improved.

Drawings

Fig. 1 is a schematic view of the plugging state of the sewage draining hole of the utility model.

Fig. 2 is a schematic view of fig. 1 with the cover removed.

Fig. 3 is a schematic view of the valve body remaining after the valve spool is removed in fig. 2.

Fig. 4 is a schematic view of the dredging state of the sewage draining hole of the utility model.

Fig. 5 is a schematic view of fig. 4 with the cover removed.

Fig. 6 is a plan view of the present invention.

Fig. 7 is a sectional view taken along line a-a in fig. 6.

In the figure, 1, a valve body, 1.1, a sewage discharge hole, 1.2, a first sewage return groove, 1.3, a second sewage return groove, 1.4, an annular groove, 2, a valve core, 2.1, a dredging hole, 2.2, a plugging part, 2.3, a water discharge hole, 2.3, a recess, 3, a cover body, 3.1, a mounting hole, 4, a buffer component, 5 and a guide wheel.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-7: embodiment 1, a sanitary ware blowdown valve device, comprising a valve body 1 and a flat valve core 2, wherein the valve core 2 is in sliding fit with the valve body 1; as shown in fig. 3, the valve body 1 is provided with a sewage discharge hole 1.1 which is through up and down, the valve core 2 is provided with a dredging hole 2.1 and a blocking part 2.2 which control the dredging of the sewage discharge hole 1.1, and a drainage channel is formed when the sewage discharge hole 1.1 is communicated with the dredging hole 2.1; in the embodiment, the flat valve core 2 is placed at the upper port of the sewage discharge hole 1.1 of the valve body 1. The valve core 2 is made of stainless steel. The valve body 1 is made of plastic. 2 pull modes of case are assembled on valve body 1, and case 2 is equipped with lid 3 outward, and lid 3 forms one side with valve body 1 sealing combination and is equipped with the open-ended cavity, and 2 outer ends of case extend to outside lid 3 along the opening, and 3 tops of lid are equipped with the mounting hole 3.1 with blowoff hole 1.1 intercommunication. The mounting hole 3.1, the dredging hole 2.1 and the sewage draining hole 1.1 form a drainage channel. Sewer is connected to blowdown hole 1.1 lower extreme, and the top of mounting hole 3.1 links to each other with the inner bag lower port of toilet bowl, and the outer end of case 2 is being connected external force and is being driven the motion of case 2, and is the same with prior art, and here is no longer repeated. The valve body 1 is provided with a stroke limiting buffer component 4 at the end of the movement direction of the inner end of the valve core 2, namely, on the left side of the valve core 2 as shown in fig. 7. The limiting buffer component 4 is a cylinder made of elastic material, and two cylinders made of rubber are arranged in parallel. The contact surface of the inner end of the valve core 2 and the cylinder is an arc-shaped recess 2.4. The position where the end of the valve core 2 collides with the cylinder is set to be arc-shaped.

Two side walls of the valve core 2 are matched with guide wheels 5 in a rolling mode, and the guide wheels 5 are located in the cavity and are installed on the valve body 1. The guide wheels are arranged on two sides of the valve core 2, two guide wheels are arranged on each side in the embodiment, and the guide wheels 5 are installed on the valve body 1 through a rotating shaft in a matching mode and are sealed inside by the cover body 3.

In another embodiment, the valve body 1 is provided with a sewage returning groove in the moving direction of the valve core 2, and the sewage returning groove is positioned below the valve core 2 and communicated with the sewage discharging hole 1.1. The valve body 1 is provided with a dirt returning groove respectively in front of and behind the movement direction of the valve core 2, and the dirt returning groove is divided into a first dirt returning groove 1.2 and a second dirt returning groove 1.3, and the first dirt returning groove 1.2 and the second dirt returning groove 1.3 are positioned at the left side and the right side of the dirt discharge hole 1.1 (namely the left side and the right side indicated by the position in fig. 7). The first dirt return groove 1.2 is located below the dredging hole 2.1, and here means a position indication that the drain valve is in a blocking state, i.e. in the state shown in fig. 7.

In the embodiment, the bottom surface of the first sewage returning groove 1.2 is inclined with a high outer part and a low inner part, the two side walls are arc-shaped, and the inner end of the bottom surface extends to be communicated with the sewage discharge hole 1.1. The first sewage returning groove 1.2 is dustpan-shaped and is obliquely arranged. The wall of a sewage discharge hole 1.1 of the valve body 1 is radially provided with a through hole, and the sewage discharge hole 1.1 is communicated with a first sewage returning groove 1.2.

In the embodiment, the valve core 2 is provided with a drain hole 2.3 positioned above the second sewage returning groove 1.3. The drainage hole 2.3 is located above the second dirt return groove 1.3, which is the state indicated in fig. 7.

In the embodiment, the second dirt returning groove 1.3 is processed vertically along the side wall of the valve body 1 to form an arc-shaped groove. Since the mechanism of the valve body 1 at the sewage draining hole 1.1 is cylindrical, the circular arc shape of the processing plant is also processed along the wall of the valve body 1.

In the embodiment, the inner wall of the second dirt returning groove 1.3 is obliquely arranged.

In the embodiment, the drainage holes 2.3 are circular arc slotted holes.

In the embodiment, a sunken annular groove 1.4 is arranged at the joint surface of the valve body 1 and the cover body 3, and the annular groove 1.4 is arranged on the inner side of the valve body 1 but not on the outer wall of the valve body 1. And a sealing element is matched in the annular groove 1.4, and the sealing element is a rubber strip.

The utility model discloses an operating principle combines fig. 1 and fig. 4 to show, as shown in fig. 1 before the blowdown, blowoff hole 1.1 is stopped up by the shutoff portion 2.2 of case 2, and the exogenic action drives case 2 motion in the outer end of case 2, and shutoff portion 2.2 withdraws from blowoff hole 1.1 gradually this moment, until blowoff hole 1.1, dredge hole 2.1 intercommunication, like the state shown in fig. 2, realize the blowdown. The stains and water stains brought out in the reciprocating process of the valve core 2 flow back to the sewage discharge hole 1.1 through the first sewage return groove 1.2 and the second sewage return groove 1.3 and enter a sewer.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention.

Claims

1. A sanitary equipment blowoff valve device comprises a valve body (1) and a flat valve core (2), wherein the valve core (2) is in sliding fit with the valve body (1), the valve body (1) is provided with a blowoff hole (1.1) which is communicated up and down, the valve core (2) is provided with a dredging hole (2.1) and a plugging part (2.2) which are used for controlling the dredging of the blowoff hole (1.1), and a drainage channel is formed when the blowoff hole (1.1) is communicated with the dredging hole (2.1); the method is characterized in that: a cover body (3) is arranged outside the valve core (2), the cover body (3) and the valve body (1) are combined in a sealing mode to form a cavity with an opening on one side, the outer end of the valve core (2) extends out of the cover body (3) along the opening, and a mounting hole (3.1) communicated with the sewage discharge hole (1.1) is formed in the top of the cover body (3); the valve body (1) is provided with a stroke limit buffer component (4) at the end of the movement direction of the inner end of the valve core (2).

2. The sanitary sewer valve device according to claim 1, characterized in that: the limiting buffer assembly (4) is a cylinder made of elastic materials, and the inner end of the valve core (2) and the contact surface of the cylinder form an arc-shaped recess (2.4).

3. The sanitary sewer valve device according to claim 1, characterized in that: two side walls of the valve core (2) are matched with guide wheels (5) in a rolling mode, and the guide wheels (5) are located in the cavity and installed on the valve body (1).

4. The sanitary sewer valve device according to claim 1, characterized in that: the valve body (1) is provided with a sewage return groove in the motion direction of the valve core (2), and the sewage return groove is positioned below the valve core (2) and communicated with the sewage discharge hole (1.1).

5. The sanitary sewer valve device according to claim 4, wherein: the valve body (1) respectively be equipped with one around case (2) direction of motion and return dirty groove, divide into first return dirty groove (1.2) and second return dirty groove (1.3), first return dirty groove (1.2) and second return dirty groove (1.3) are located the left and right sides of blowhole (1.1), first return dirty groove (1.2) are located the below of dredging hole (2.1).

6. The sanitary sewer valve device according to claim 5, wherein: the bottom surface of the first sewage returning groove (1.2) is obliquely arranged with a high outside and a low inside, the two side walls are arc-shaped, and the inner end of the bottom surface extends to be communicated with the sewage discharge hole (1.1).

7. The sanitary sewer valve device according to claim 5, wherein: and a drain hole (2.3) positioned above the second sewage returning groove (1.3) is formed in the valve core (2).

8. The sanitary sewer valve device according to claim 5, wherein: the second sewage returning groove (1.3) is an arc-shaped groove vertically processed along the side wall of the valve body (1).

9. The sanitary sewer valve device according to claim 7, wherein: the drain hole (2.3) is an arc-shaped slot hole.

10. The sanitary sewer valve device according to claim 1, characterized in that: the joint surface of the valve body (1) and the cover body (3) is provided with a sunken annular groove (1.4), and a sealing element is matched in the annular groove (1.4).