Flushing-down type closestool

Abstract

A flushing-down type closestool is characterized in that a water replenishing hole is formed in an upward part at the front end of a blow-off pipeline, and a water outlet waterway of a water replenishing device is communicated with the water replenishing hole. And after flushing is finished, the water supplementing device directly supplements water to the pot surface through the blow-off pipeline, hidden water supplementing is achieved, the problems that materials turn yellow, water stains remain and the like due to long-term use of a plastic spray head are solved, and the use experience of a user is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of toilets, in particular to a flush type toilet. Background Art

[0002] When flushing a flush toilet, some micro-siphoning may occur, resulting in insufficient water reserved in the water trap after flushing, which can easily affect subsequent flushing and usually requires coordinated water replenishment. Common water replenishment methods include: 1) replenishing water through the spray hole at the bottom of the pot surface; 2) some toilets are not equipped with spray holes, so water is replenished through the brush ring hole, which may cause interference problems during the installation of the cover and accessories. After long-term use of the above two solutions, it can be clearly seen that the nozzle is yellowed and residual water marks are left, affecting the appearance of the toilet. Utility Model Content

[0003] In view of the shortcomings of the background technology, the purpose of the utility model is to provide a flush toilet.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A flush toilet comprises a ceramic body, the ceramic body comprises a pot surface and a sewage pipe connected to the bottom of the pot surface, a water replenishing device is arranged in the ceramic body, the surface of the sewage pipe at the front end and facing upward constitutes an installation area, a water replenishing hole is arranged in the installation area, and the water outlet water channel of the water replenishing device is connected to the water replenishing hole, so that the replenishing water flows through the water replenishing hole and flows into the pot surface along the front end of the sewage pipe.

[0006] Furthermore, a horizontal plane uses the water seal height control line of the sewage pipe as a rotation axis, and the sewage pipe is located in an area within a clockwise rotation range of 45-90 degrees on the horizontal plane and the upward surface constitutes an installation area.

[0007] Furthermore, the water replenishing device includes a water tank, which is connected to the water replenishing hole through a water replenishing pipe, and a water storage structure is provided at one end of the water replenishing pipe close to the water replenishing hole.

[0008] Furthermore, one end of the water supply pipe close to the water supply hole is in a U-shape with the opening upward, and the U-shaped part of the water supply pipe constitutes a water storage structure. The lowest point of the U-shaped part of the water supply pipe is lower than the water supply hole, and the distance between the lowest point and the water supply hole is not less than 60 mm.

[0009] Furthermore, a mounting platform is provided at the edge of the outer opening of the water supply hole, and a fastener is connected to the mounting platform, thereby locking the water supply pipe in the water supply hole.

[0010] Furthermore, a concave guide surface is provided at the front end of the pot surface, and the guide surface smoothly transitions to the pot surface in all directions.

[0011] Furthermore, the guide surface rotates from its central axis to both sides along the pot surface until it intersects at the rear end of the pot surface, and the guide surface gradually transitions into an inclined surface during the rotation process.

[0012] Furthermore, a brush ring water channel is provided on the top of the ceramic body, and the brush ring water channel is smoothly connected to the top of the pot surface.

[0013] Furthermore, the ceramic body is provided with a brush ring water outlet, and the water outlet direction of the brush ring water outlet is tangent to the brush ring water channel.

[0014] Furthermore, an installation cavity is provided at the rear end of the ceramic body, the sewage pipe is located in the installation cavity, the water tank is installed in the installation cavity and is located on one side of the sewage pipe, and the water supply hole is located on the other side of the sewage pipe.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model proposes a flush toilet, in which the front end of the sewage pipe and the part facing upward is provided with a water replenishment hole, and the water outlet of the water replenishment device is connected to the water replenishment hole. After flushing, the water replenishment device directly replenishes water to the pot surface through the sewage pipe, realizing hidden water replenishment, avoiding the problems of yellowing of the material and water stains caused by long-term use of the plastic nozzle, and improving the user experience.

[0017] 2. The utility model proposes a flush toilet, in which the sewage pipe is arranged in an area where the clockwise rotation angle of the horizontal plane is 45-90 degrees and the upward surface constitutes the installation area, which can ensure a smooth water replenishment process and reasonable placement of the water replenishment hose.

[0018] 3. In the flush toilet proposed by the utility model, a water storage structure is provided at one end of the water supply pipe close to the water supply hole to prevent the odor in the toilet pipe from flowing back into the water tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is one of the cross-sectional views of a flush toilet of the utility model;

[0021] Figure 2 This is the second cross-sectional view of a flush toilet of the utility model;

[0022] Figure 3This is a top view of a flush toilet of the utility model (without a water tank installed);

[0023] Figure 4 This is a top view of a flush toilet of the utility model (with a water tank installed);

[0024] Figure 5 This is a schematic diagram of water replenishment for a flush toilet of the utility model;

[0025] Figure 6 for Figure 1 A partial enlarged view of the middle part;

[0026] In the figure, 10, ceramic body; 20, pot surface; 201, guide surface; 202, brush ring water channel; 30, installation cavity; 40, sewage pipe; 401, water supply hole; 50, installation area; 60, installation platform; 70, fastener; 701, installation groove; 702, through hole; 80, water tank; 90, water supply pipe; 901, water storage structure; 100, throat clamp. DETAILED DESCRIPTION

[0027] Combine the following Figure 1-6 The utility model is described in detail.

[0028] A flush toilet comprises a ceramic body 10, wherein the ceramic body 10 comprises a pot surface 20 and a sewage pipe 40 connected to the bottom of the pot surface 20, a water replenishing device is arranged in the ceramic body 10, a portion of the surface of the sewage pipe 40 facing upward at the front end constitutes an installation area 50, a water replenishing hole 401 is arranged in the installation area 50, a water outlet water channel of the water replenishing device is connected to the water replenishing hole 401, so that replenishing water flows through the water replenishing hole 401 along the front end of the sewage pipe 40 into the pot surface 20.

[0029] Therefore, after flushing, the water replenishing device of the flush toilet proposed by the utility model directly replenishes water to the pot surface 20 through the sewage pipe 40, realizing hidden water replenishment, avoiding problems such as yellowing of the material and water stains remaining after long-term use of the plastic nozzle, and improving the user experience.

[0030] In this embodiment, a horizontal plane takes the water seal height control line of the sewage pipe 40 as the rotation axis, and the sewage pipe 40 is located in the area rotated 45-90 degrees clockwise on the horizontal plane and the surface facing upward constitutes the installation area 50, such as Figure 2 shown, and Figure 3 The middle shaded area shows the specific position of the installation area 50 in a top-down view. If it is less than 45 degrees, it will be difficult to drill holes in the toilet clay and install related accessories, and may even cause interference problems; if it is greater than 90 degrees, the water replenishment hole 401 is too far back, resulting in ineffective water replenishment.

[0031] In this embodiment, the water replenishment device includes a water tank 80, and the water tank 80 is connected to the water replenishment hole 401 through a water replenishment pipe 90, and a water storage structure 901 is provided at one end of the water replenishment pipe 90 close to the water replenishment hole 401. Furthermore, the end of the water replenishment pipe 90 close to the water replenishment hole 401 is in a U-shape with the opening facing upward, and the U-shaped portion of the water replenishment pipe 90 constitutes the water storage structure 901. The lowest point of the U-shaped portion of the water replenishment pipe 90 is lower than the water replenishment hole 401, and the distance h between the lowest point and the water replenishment hole 401 is not less than 60 mm. During actual installation, the end of the water replenishment pipe 90 close to the water replenishment hole 401 can be bent into a U-shape, as shown in FIG. Figure 1 shown.

[0032] In this embodiment, a mounting platform 60 is provided at the edge of the outer opening of the water supply hole 401. The mounting platform 60 is a cylindrical boss. The fastener 70 is connected to the mounting platform 60, so that the water supply pipe 90 is locked in the water supply hole 401. Specifically, the fastener 70 includes a mounting groove 701 adapted to the mounting platform 60, and the fastener 70 is also provided with a through hole 702 connected to the mounting groove 701, and the through hole 702 is used to pass the water supply pipe 90. During installation, after one end of the water supply pipe 90 is passed through the through hole 702, it is sealed and plugged into the water supply hole 401, and then the mounting groove 701 is sleeved on the outside of the mounting platform 60, and the throat clamp 100 is sleeved on the outside of the fastener 70 and locked, so that the fastener 70 is locked on the mounting platform 60, and then the water supply pipe 90 is locked in the water supply hole 401.

[0033] In this embodiment, a concave guide surface 201 is provided at the front end of the pot surface 20. The guide surface 201 is located at the defecation point, which helps to discharge waste to the sewage inlet of the sewage pipe 40 when defecating. The guide surface 201 smoothly transitions to the pot surface 20 in all directions. The guide surface 201 rotates from its central axis to both sides along the pot surface 20 until it intersects with the rear end of the pot surface 20. The guide surface 201 gradually transitions to an inclined surface during the rotation process.

[0034] In this embodiment, a brush ring water channel 202 is provided on the top of the ceramic body 10, and the brush ring water channel 202 is smoothly connected to the top of the pot surface 20. The ceramic body 10 is provided with a brush ring water outlet, and the water outlet direction of the brush ring water outlet is tangent to the brush ring water channel 202. The rear end of the ceramic body 10 is provided with an installation cavity 30, and the sewage pipe 40 is located in the installation cavity 30. The water tank 80 is installed in the installation cavity 30 and is located on one side of the sewage pipe 40, and the water replenishment hole 401 is located on the other side of the sewage pipe 40.

[0035] The flush toilet proposed by the utility model has the following water replenishment principle:

[0036] After flushing is completed, Figure 5As shown, the replenishing water source will flow from the water tank 80 through the replenishing water port 401 into the front end of the drainage pipe 40, and the replenishing water source will flow into the bottom of the pot body along the drainage pipe 40 until the water cover is reached, thus achieving a hidden replenishing process. If the water is not added after the water cover is reached, the water exceeding the water cover will directly flow into the rear end of the drainage pipe 40 to prevent overflow.

[0037] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable those skilled in the art to understand the content of the utility model and implement it, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A flush toilet, comprising a ceramic body, wherein the ceramic body comprises a pot surface and a sewage pipe connected to the bottom of the pot surface, characterized in that: A water replenishment device is provided in the ceramic body, and the portion of the surface facing upward at the front end of the sewage pipe constitutes an installation area. A water replenishment hole is provided in the installation area, and the water outlet water channel of the water replenishment device is connected to the water replenishment hole, so that the replenishment water flows through the water replenishment hole along the front end of the sewage pipe and flows into the pot surface.

2. A flush toilet as claimed in claim 1, characterized in that: A horizontal plane takes the water seal height control line of the sewage pipe as a rotation axis, and the sewage pipe is located in an area within a clockwise rotation range of 45-90 degrees on the horizontal plane, and the upward surface constitutes the installation area.

3. A flush toilet as claimed in claim 2, characterized in that: The water replenishing device comprises a water tank, the water tank is connected to the water replenishing hole through a water replenishing pipe, and a water storage structure is provided at one end of the water replenishing pipe close to the water replenishing hole.

4. A flush toilet as claimed in claim 3, characterized in that: One end of the water supply pipe close to the water supply hole is in a U-shape with the opening upward, and the U-shaped portion of the water supply pipe constitutes the water storage structure. The lowest point of the U-shaped portion of the water supply pipe is lower than the water supply hole, and the distance between the lowest point and the water supply hole is not less than 60 mm.

5. A flush toilet as claimed in claim 3, characterized in that: An installation platform is provided at the outer edge of the water supply hole, and a fastener is connected to the installation platform, so as to lock the water supply pipe in the water supply hole.

6. A flush toilet as claimed in claim 1, characterized in that: The upper end of the pot surface is provided with a concave guide surface, and the guide surface smoothly transitions with the pot surface in all directions.

7. A flush toilet as claimed in claim 6, characterized in that: The guide surface rotates from its central axis to both sides along the pot surface until it intersects at the rear end of the pot surface, and the guide surface gradually transitions to an inclined surface during the rotation process.

8. A flush toilet as claimed in claim 1, characterized in that: A brush ring water channel is provided on the top of the ceramic body, and the brush ring water channel is smoothly transitionally connected to the top of the pot surface.

9. A flush toilet as claimed in claim 8, characterized in that: The ceramic body is provided with a brush ring water outlet, and the water outlet direction of the brush ring water outlet is tangent to the brush ring water channel.

10. A flush toilet as claimed in claim 3, characterized in that: The ceramic body has an installation cavity at the rear end, the sewage pipe is located in the installation cavity, the water tank is installed in the installation cavity and is located on one side of the sewage pipe, and the water replenishment hole is located on the other side of the sewage pipe.

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