CN211774278U - Overflow assembly - Google Patents
Overflow assembly Download PDFInfo
- Publication number
- CN211774278U CN211774278U CN202020435150.6U CN202020435150U CN211774278U CN 211774278 U CN211774278 U CN 211774278U CN 202020435150 U CN202020435150 U CN 202020435150U CN 211774278 U CN211774278 U CN 211774278U
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- water
- overflow
- water inlet
- shell
- inlet pipe
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Abstract
The utility model discloses an overflow assembly, including inside hollow shell, the shell is inside to be separated into intake antrum and drainage chamber through horizontal baffle. The top of the shell is connected with a water inlet pipe, and the bottom of the shell is connected with a water outlet pipe. The top of horizontal baffle sets firmly has cyclic annular breakwater, and the water hole of crossing that is used for communicateing intake antrum and drainage chamber is offered at the outside of cyclic annular breakwater to horizontal baffle. A water sealing area is formed by enclosing the annular water baffle and the horizontal partition plate, an overflow port is formed in the top of the annular water baffle, the water inlet pipe extends into the water sealing area, and the position of the end face of the bottom of the water inlet pipe is lower than that of the overflow port. The bottom end of the water inlet pipe extends into the water sealing surface of the water sealing area to be in an air isolating state, so that the overflow function can be realized when the overflow assembly is independently installed; when the overflow assembly is installed on the drain valve, the outside air can not flow into the drain hole of the drain valve from the water inlet pipe, the drain hole of the drain valve is almost in a full pipe water state, and the drain speed is greatly improved by the siphon effect during the drainage of the drain valve.
Description
Technical Field
The utility model relates to a bathroom field, in particular to overflow subassembly.
Background
The existing drain valve consists of a valve body, a base and an overflow pipe. Wherein the valve base is communicated with the overflow pipe. Under the normal stagnant water state, the outside air passes through overflow pipe and drain valve base outlet intercommunication. When the overflow phenomenon occurs, water flows from the overflow pipe to the water discharge valve base water discharge port and enters the toilet bowl pipeline. When the drain valve is opened, water flows out through the drain outlet of the drain valve base, and when the drain valve is normally used, the drain outlet of the drain valve base is communicated with outside air through the overflow pipe channel, negative pressure can be generated in the drain channel during draining, and air can be mixed into the drain outlet of the drain valve base together under the action of outside atmospheric pressure, so that the drain channel is not in a pipe full water state, and the drainage speed is reduced.
Patent No. CN 107780495a discloses a technique in which a check valve is provided inside an overflow pipe, and a float is provided above the check valve. Under normal stagnant water condition, the check valve is in the closed condition, therefore during the drain valve drainage, and outside air can not flow to valve base outlet from the overflow pipe, and valve base outlet is in full pipe water state almost, and then produces the siphon, and siphon effect makes the drainage speed in base outlet improve. This technique has two drawbacks. Firstly, the one-way valve is easy to fall off from the overflow pipe in the transportation process, and the one-way valve cannot be reset normally during working, so that sealing failure is caused; secondly, when the drain valve drains water, the one-way valve can be arched by the flush water, air is not thoroughly isolated, the drainage channel can contain partial air, and the siphon effect is not obvious.
Disclosure of Invention
To the above problem, an object of the utility model is to provide a sealed effect is good and can thoroughly completely isolated overflow assembly of air.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an overflow assembly comprises an inner hollow shell, wherein a water inlet cavity and a water discharge cavity which are distributed up and down are separated by a horizontal partition plate inside the shell. The top of the shell is connected with a water inlet pipe communicated with the water inlet cavity, and the bottom of the shell is connected with a water discharge pipe communicated with the water discharge cavity. The top of the horizontal partition plate is fixedly provided with an annular water baffle, and the outer side of the horizontal partition plate is provided with a water through hole for communicating the water inlet cavity and the water drainage cavity. A water sealing area is formed by enclosing the annular water baffle and the horizontal partition plate, an overflow port is formed in the top of the annular water baffle, the water inlet pipe extends into the water sealing area, and the position of the end face of the bottom of the water inlet pipe is lower than that of the overflow port.
Further, the shell include upper cover, interior box and lower cover, the both ends of interior box respectively with upper cover and lower cover fixed connection, the inlet tube set firmly on the upper cover, horizontal baffle sets firmly inside the interior box, the drain pipe set firmly on the lower cover.
Preferably, the upper cover and the water inlet pipe are of an integrally formed structure.
Preferably, the inner box, the horizontal partition plate and the annular water baffle are of an integrally formed structure.
Preferably, the lower cover and the drain pipe are of an integrally formed structure.
Furthermore, in order to better realize the discharge of overflow water, the water passing holes are provided with a plurality of water passing holes which are uniformly distributed along the circumferential direction of the horizontal partition plate.
The utility model discloses following beneficial effect has: under normal conditions, the bottom end of the water inlet pipe is positioned below the water sealing surface of the water sealing area. When the overflow phenomenon occurs, the water level height of the water sealing area rises, and the water level overflows the annular water baffle plate to realize overflow. Because of the inlet tube bottom accomplishes and is in the air isolation state under the water cover, can realize the overflow function when overflow assembly installs alone. When the overflow assembly is installed on the drain valve, the external air cannot flow to the valve base water outlet from the overflow pipe, the valve base water outlet is almost in a full pipe water state, siphon is generated, and the drainage speed of the base water outlet is greatly improved through the siphon effect when the drain valve drains water.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention.
Fig. 2 is a schematic perspective view of the upper cover.
Fig. 3 is a schematic top view of the inner case.
Fig. 4 is a schematic perspective view of the lower cover.
Fig. 5 is a schematic view showing a state in which the overflow assembly is used when it is mounted on the drain valve.
Fig. 6 is a schematic view of the overflow assembly in use when installed separately.
Description of the main component symbols: 1. an upper cover; 10. a water inlet pipe; 2. an inner case; 20. a horizontal partition plate; 200. water passing holes; 201. a water inlet cavity; 202. a drainage cavity; 203. a water sealing area; 21. an annular water baffle; 210. an overflow port; 3. a lower cover; 30. a drain pipe; 4. a drain valve; 5. a water inlet valve; 50. a water replenishing pipe; 6. a water storage tank of the closestool.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1-4, an overflow assembly comprises a hollow shell, the shell comprises an upper cover 1, an inner box 2 and a lower cover 3, and two ends of the inner box 2 are respectively fixedly connected with the upper cover 1 and the lower cover 3. The inner box 2 is internally divided into a water inlet cavity 201 and a water discharge cavity 202 which are distributed up and down by a horizontal clapboard 20. The upper cover 1 is fixedly connected with a water inlet pipe 10 communicated with the water inlet cavity 201, and the upper cover 1 and the water inlet pipe 10 are of an integrally formed structure. The bottom of the lower cover 3 is fixedly connected with a drain pipe 30 communicated with the drain cavity 202, and the lower cover 3 and the drain pipe 30 are of an integrally formed structure.
The top of horizontal baffle 20 sets firmly cyclic annular breakwater 21, and horizontal baffle 20 offers the water hole 200 of crossing that is used for communicateing intake antrum 201 and drainage chamber 202 in cyclic annular breakwater 21's the outside, crosses the water hole 200 and is equipped with a plurality of, and a plurality of crosses the water hole 200 and evenly lays along horizontal baffle 20's circumference. The inner box 2, the horizontal clapboard 20 and the annular water baffle 21 are of an integrally formed structure. A water sealing area 203 is enclosed between the annular water baffle 21 and the horizontal clapboard 20, and the top of the annular water baffle 21 is provided with an overflow port 210. The water inlet pipe 10 extends into the water sealing area 203, and the position of the bottom end surface of the water inlet pipe 10 is lower than the position of the overflow port 210.
Fig. 5 is a schematic view showing a state in which the overflow assembly is used when it is mounted on the drain valve 4. When the water inlet valve 5 works, two water flows are provided, one water flow is injected into the water storage tank 6 of the closestool, and the other water flow is injected into the water inlet pipe 10 of the overflow assembly through the water supplementing pipe 50. When the water sealing area 203 of the inner box 2 is filled with water, the redundant water overflows the annular water baffle 21 and enters the toilet pipeline through the water outlet of the valve base, so that the water replenishing function is realized. The water storage tank 6 of the toilet is in a normal full water state, the working water level line is lower than the water inlet of the water inlet pipe 10, the water sealing area 203 is filled with water when working through the water inlet valve 5, and the water inlet pipe 10 is in a diving sealing state. That is, the valve base outlet cannot communicate with the outside air through the inlet pipe 10. Therefore, the drain valve 4 has a base drain port almost full of water, thereby increasing the flow rate of the drain water. When the water inlet valve 5 does not stop water and water is continuously fed, the water storage tank 6 of the toilet overflows, and the water flows into the water inlet pipe 10 from the water inlet of the water inlet pipe 10 of the overflow assembly, overflows the annular water baffle 21 and flows to a toilet pipeline through the water outlet of the valve base to realize overflow.
Fig. 6 is a schematic view showing a use state of the overflow assembly separately installed inside the toilet tank 6. When the water inlet valve 5 works, two water flows are provided, one water flow is injected into the water storage tank 6 of the closestool, and the other water flow is injected into the water inlet pipe 10 of the overflow assembly through the water supplementing pipe 50. When the water sealing area 203 of the inner box 2 is filled with water, the redundant water overflows the annular water baffle 21 and enters the toilet pipeline through the water outlet of the valve base, so that the water replenishing function is realized. The water storage tank 6 of the toilet is in a normal full water state, the working water level line is lower than the water inlet of the water inlet pipe 10, the water sealing area 203 is filled with water when working through the water inlet valve 5, and the water inlet pipe 10 is in a diving sealing state. That is, the valve base outlet cannot communicate with the outside air through the inlet pipe 10. Therefore, the drain valve 4 has a base drain port almost full of water, thereby increasing the flow rate of the drain water. When the water inlet valve 5 does not stop water and water is continuously fed, the toilet water storage tank 6 overflows, and the water flows into the water inlet pipe 10 from the water inlet of the water inlet pipe 10, overflows through the annular water baffle 21 and flows to a toilet pipeline through an overflow outlet to realize overflow.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. An overflow assembly, comprising: including inside hollow shell, the inside intake antrum and the drainage chamber that is upper and lower distribution of horizontal baffle partition through the shell, the top of shell be connected with the inlet tube that the intake antrum is linked together, the bottom be connected with the drain pipe that the drainage chamber is linked together, the top of horizontal baffle has set firmly cyclic annular breakwater, horizontal baffle is in the outside of cyclic annular breakwater is offered and is used for the intercommunication the water hole of crossing in intake antrum and drainage chamber surrounds between cyclic annular breakwater and the horizontal baffle and forms a water seal district, and the top of cyclic annular breakwater is equipped with the overflow mouth, the inlet tube stretches into in the water seal district, the position of inlet tube bottom terminal surface is less than the position of overflow mouth.
2. An overflow assembly as defined in claim 1, wherein: the shell include upper cover, interior box and lower cover, the both ends of interior box respectively with upper cover and lower cover fixed connection, the inlet tube set firmly on the upper cover, horizontal baffle sets firmly inside the interior box, the drain pipe set firmly on the lower cover.
3. An overflow assembly as defined in claim 2, wherein: the upper cover and the water inlet pipe are of an integrally formed structure.
4. An overflow assembly as defined in claim 2, wherein: the inner box, the horizontal partition plate and the annular water baffle are of an integrally formed structure.
5. An overflow assembly as defined in claim 2, wherein: the lower cover and the drain pipe are of an integrally formed structure.
6. An overflow assembly as defined in any one of claims 1-5 wherein: the water holes are provided with a plurality of water holes which are uniformly distributed along the circumferential direction of the horizontal partition plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020435150.6U CN211774278U (en) | 2020-03-30 | 2020-03-30 | Overflow assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020435150.6U CN211774278U (en) | 2020-03-30 | 2020-03-30 | Overflow assembly |
Publications (1)
Publication Number | Publication Date |
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CN211774278U true CN211774278U (en) | 2020-10-27 |
Family
ID=72928447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020435150.6U Active CN211774278U (en) | 2020-03-30 | 2020-03-30 | Overflow assembly |
Country Status (1)
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CN (1) | CN211774278U (en) |
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2020
- 2020-03-30 CN CN202020435150.6U patent/CN211774278U/en active Active
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