CN214738517U

CN214738517U - Anti-siphon water inlet valve with top water outlet

Info

Publication number: CN214738517U
Application number: CN202120298675.4U
Authority: CN
Inventors: 王敏炎
Original assignee: Xiamen Weibo Industry And Trade Co ltd
Current assignee: Xiamen Weibo Industry And Trade Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-16
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a prevent water intaking valve of siphon ejection of water, including valve body, disk seat, stagnant water valve, buoyancy control mechanism, drainage channel, be equipped with inhalant canal in the valve body, inside intake antrum, the drainage chamber of being equipped with of disk seat, intake antrum intercommunication inhalant canal, drainage chamber intercommunication drainage channel, drainage channel upwards extends to the position that exceeds stagnant water valve and is equipped with the outlet, and the stagnant water valve setting is in the port department of intake antrum and drainage chamber intercommunication, and opening of buoyancy control mechanism control stagnant water valve is closed. The utility model discloses a stagnant water valve is surpassed to outlet position, prevents to produce the siphon effect when the domestic water pipeline lacks water, inhales the domestic water pipeline with the water in the toilet tank, causes the pollution to the domestic water pipeline.

Description

Anti-siphon water inlet valve with top water outlet

Technical Field

The utility model relates to a bathroom water intaking valve equipment technical field, in particular to prevent water intaking valve of siphon ejection of compact.

Background

The water inlet valve of the toilet water tank used at present is communicated with a household water pipeline, when the household water pipeline is cut off, negative pressure can be generated in the pipeline, water stored in the toilet water tank can be sucked into the household water pipeline through the water outlet of the water inlet valve to form siphon, and therefore pollution of the household water pipeline is caused, and therefore the water inlet valve of the toilet water tank needs to adopt an anti-siphon design, and the situation is avoided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent water intaking valve of siphon ejection of compact water, overcome above-mentioned defect, when preventing that domestic water pipeline from cutting off the water supply, closestool water tank water intaking valve produces the siphon, pollutes domestic water pipeline.

To achieve the above object, the solution of the present invention is: the utility model provides a prevent water intaking valve of siphon ejection of water, includes valve body, disk seat, stagnant water valve, buoyancy control mechanism, drainage channel, is equipped with inhalant canal in the valve body, and inside intake antrum, the drainage chamber of being equipped with of disk seat, intake antrum intercommunication inhalant canal, drainage chamber intercommunication drainage channel, the drainage channel upwards extends to the position that exceeds stagnant water valve and is equipped with the outlet, and stagnant water valve setting is in the port department of intake antrum and drainage chamber intercommunication, and buoyancy control mechanism control opening of stagnant water valve is closed.

Furthermore, the water inlet cavity is located at the lower part of the valve seat, the water drainage cavity is located above the water inlet cavity, and the port of the water inlet cavity communicated with the water drainage cavity is located on the side part of the valve seat.

Further, the water stop valve comprises a water stop pad and a valve cover, the water stop pad is arranged at a port of the drainage cavity communicated with the water inlet cavity, the valve cover seals the water stop pad and the valve seat together, a back pressure cavity is formed between the valve cover and the water stop pad, the back pressure cavity is communicated with the water inlet cavity, a pressure relief hole is formed in the valve cover, and a buoyancy control mechanism used for controlling the resistance of the pressure relief hole is arranged outside the pressure relief hole.

Further, the water stop pad comprises a rubber pad and a valve core, the rubber pad is sleeved on the valve core, and the valve core is inserted into the drainage cavity.

Further, buoyancy control mechanism includes sealed pad, depression bar, pendulum rod, support arm, flotation pontoon water tank, and sealed pad is fixed on the depression bar, and sealed pad position corresponds with the pressure release hole, and the depression bar is rotatable to be connected on the valve bonnet with the pendulum rod, and the one end of pendulum rod drives the depression bar and rotates, and pendulum rod other end swing joint is on the support arm, and the support arm is fixed with the flotation pontoon, and the flotation pontoon falls into the flotation pontoon water tank, and the flotation pontoon water tank has the check valve that only supplies water.

Further, drainage channel includes drain pipe, drainage head, and the drain pipe switches on the drainage head with the connection of drainage chamber, and the outlet setting is overhead at the drainage, is equipped with the passageway of stepping down on the flotation pontoon water tank, and the outlet position corresponds with the passageway of stepping down.

Further, the drain pipe is connected with the drain head in a clamping mode.

Furthermore, a flow stabilizer is arranged at the water inlet end of the drainage channel, and a flow stabilizing structure is arranged at the water outlet and the water outlet end of the abdicating channel.

Further, the valve body, the drainage channel and the valve cover are connected with the valve seat in a clamping mode.

Further, a sealing ring is arranged at the joint of the valve body, the drainage channel and the valve seat.

After the technical scheme is adopted, the beneficial effects of the utility model reside in that: the drainage channel is communicated with the drainage cavity, the drainage channel is provided with a drainage port which extends upwards to a position higher than the water stop valve, the drainage port is communicated with the atmosphere by adopting the design, when negative pressure is formed in the household water pipeline, air is sucked from the drainage port, siphon is prevented from being generated, and water in the toilet water tank is sucked into the household water pipeline.

Drawings

FIG. 1 is a perspective view of an anti-siphon overhead water inlet valve of the present invention;

FIG. 2 is an exploded perspective view of an anti-siphon overhead water inlet valve of the present invention;

FIG. 3 is a cross-sectional view of an anti-siphon overhead intake valve of the present invention;

fig. 4 is a schematic diagram of the operation of an anti-siphon water inlet valve for ejecting water according to the present invention.

Description of reference numerals: 10-a water stop valve, 11-a water stop pad, 111-a rubber pad, 112-a valve core, 12-a valve cover, 121-a pressure relief hole, 13-a back pressure cavity, 20-a valve seat, 21-a water inlet cavity, 22-a water discharge cavity, 30-a valve body, 31-a water inlet channel, 40-a water discharge channel, 41-a water discharge head, 411-a water discharge port, 42-a water discharge pipe, 43-a flow stabilizer, 50-a buoyancy control mechanism, 51-a buoy water tank, 52-a sealing pad, 53-a pressure rod, 54-a swing rod, 55-a support arm, a buoy-56, a one-way valve-57, 511-an abdicating channel, 512-a steady flow structure and 60-a sealing ring.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 4 and the following embodiments.

The utility model provides a prevent siphon water intaking valve of water of pushing off, including disk seat 20, stagnant water valve 10, buoyancy control mechanism 50, valve body 30, drainage channel 40, disk seat 20 is inside to be equipped with intake antrum 21, drainage chamber 22, intake antrum 21 is located the lower part of disk seat 20, drainage chamber 22 is located intake antrum 21 top, intake antrum 21 and drainage chamber 22 communicate in the disk seat 20 lateral part, stagnant water valve 10 sets up the port department that intake antrum 21 and drainage chamber 22 communicate, buoyancy control mechanism 50 controls stagnant water valve 10 and opens and close, establish intake channel 31 in the valve body 30, intake antrum 21 is communicated to intake antrum 31, drainage channel 40 communicates drainage chamber 22, drainage channel 40 upwards extends to the position that goes out stagnant water valve 10 and is equipped with outlet 411, because outlet 411 is higher than stagnant water valve 10, stagnant water valve 10 goes out of the surface of water, outlet 411 switches on with the atmosphere, when the water pipeline for the family stops the water, negative pressure is formed in the drain passage 40, and the drain opening 411 sucks air, so that the household water pipeline is not polluted.

The water stop valve 10 comprises a water stop pad 11 and a valve cover 12, wherein the water stop pad 11 comprises a rubber pad 111 and a valve core 112, the rubber pad 111 is sleeved on the valve core 112, the water stop pad 11 is arranged at a port where a water inlet cavity 21 is communicated with a water outlet cavity 22, the valve core 112 is inserted in the water outlet cavity 22 and plays a role in guiding and fixing the rubber pad, the water stop pad 11 and a valve seat 20 are sealed together by the valve cover 12, a back pressure cavity 13 is formed between the valve cover 12 and the water stop pad 11, the back pressure cavity 13 is communicated with the water inlet cavity 21, a pressure relief hole 121 is formed in the valve cover 12, a buoyancy control mechanism 50 for controlling the resistance of the pressure relief hole 121 is arranged outside the pressure relief hole 121, when the buoyancy control mechanism 50 blocks the pressure relief hole 121, the water inlet cavity 21 is communicated with the water inlet cavity 21 due to the fact that the back pressure cavity 13 is communicated with the water inlet cavity 21, the water pressure in the back pressure cavity 13 is increased, the water stop pad 11 is tightly pressed at the port where the water outlet cavity 22 is communicated with the water inlet cavity 21, and the water inlet cavity 21 is blocked, and the water outlet cavity 22, and the water inlet stops; when the buoyancy control mechanism 50 opens the pressure relief hole 121, the back pressure cavity 13 is communicated with the atmosphere, the water stop pad 11 is pushed open by the water pressure of the water inlet cavity 21, the water inlet cavity 21 is communicated with the water discharge cavity 22, the water flow in the household water pipeline sequentially flows to the water inlet channel 31, the water inlet cavity 21, the water discharge cavity 22 and the water discharge channel 40, and finally the water flow is discharged into the toilet water tank.

The buoyancy control mechanism 50 comprises a sealing gasket 52, a pressure rod 53, a swing rod 54, a support arm 55, a buoy 56 and a buoy water tank 51, wherein the sealing gasket 52 is fixed on the pressure rod 53, the position of the sealing gasket 52 corresponds to the pressure relief hole 121, the pressure rod 53 and the swing rod 54 are rotatably connected to the valve cover 12, one end of the swing rod 54 drives the pressure rod 53 to rotate, the other end of the swing rod 54 is movably connected to the support arm 55, the support arm 55 is fixed with the buoy 56, the buoy 56 falls into the buoy water tank 51, and a one-way valve 57 only supplying water is arranged below the buoy water tank 51. After the toilet water tank drains water, the water level in the toilet water tank descends, the liquid level in the buoy water tank 51 is higher than the liquid level in the toilet water tank, the one-way valve 57 under the buoy water tank 51 opens the water discharge under the action of water pressure, the buoy 56 in the buoy water tank 51 falls, the buoy 56 drives the swing rod 54 to rotate around the shaft through the support arm 55, the swing rod 54 toggles the pressure lever 53 to rotate, thereby lifting up the sealing gasket 52, open the pressure relief hole 121, the toilet water tank intakes water, when the water level is higher than the side wall of the buoy water tank 51, the buoy water tank 51 intakes water, the buoy 56 rises, the pressure relief hole 121 is pressed by the driving pressure lever 53, after the pressure relief hole 121 is sealed, the water intake stops.

The drainage channel 40 comprises a drainage pipe 42 and a drainage head 41, the drainage pipe 42 connects and conducts the drainage head 41 and the drainage cavity 22, the drainage pipe 42 is connected with the drainage head 41 in a clamping mode, a drainage port 411 is arranged on the drainage head 41, the position of the drainage port 411 is higher than that of the water stop valve 10 in the case, the drainage port 411 has a height difference from the liquid level in the toilet water tank, noise is generated in the drainage process of the water inlet valve, a yield channel 511 is arranged on the float water tank 51, the position of the drainage port 411 corresponds to the yield channel 511, a flow stabilizer 43 is arranged at the water inlet end of the drainage channel 40, a flow stabilizing structure 512 is arranged at the water outlet ends of the drainage port 411 and the yield channel 511, and the flow stabilizer 43 and the flow stabilizing structure 512 break up the drained water flow, so that the noise is reduced.

The valve body 30, the drainage channel 40 and the valve cover 12 are connected with the valve seat 20 in a clamping mode, and can be connected in a threaded connection mode.

In order to increase the sealing effect of the waterway inside the water inlet valve, a sealing ring 60 is arranged at the joint of the valve body 30, the drainage channel 40 and the valve seat 20.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present application, and all equivalent changes made according to the design key of the present application fall within the protection scope of the present application.

Claims

1. An anti-siphon water inlet valve for ejecting water, characterized in that: including valve body (30), disk seat (20), stagnant water valve (10), buoyancy control mechanism (50), drainage channel (40), be equipped with inhalant canal (31) in valve body (30), disk seat (20) inside is equipped with intake antrum (21), drainage chamber (22), intake antrum (21) intercommunication inhalant canal (31), drainage chamber (22) intercommunication drainage channel (40), drainage channel (40) top extension to high position that goes out stagnant water valve (10) is equipped with outlet (411), stagnant water valve (10) set up the port department in intake antrum (21) and drainage chamber (22) intercommunication, opening of buoyancy control mechanism (50) control stagnant water valve (10) is closed.

2. An anti-siphon roof fill valve as claimed in claim 1, wherein: the water inlet cavity (21) is located at the lower part of the valve seat (20), the water discharge cavity (22) is located above the water inlet cavity (21), and a port of the water inlet cavity (21) communicated with the water discharge cavity (22) is located on the side part of the valve seat (20).

3. An anti-siphon overhead inlet valve according to claim 1 or 2, characterised in that: the water stop valve (10) comprises a water stop pad (11) and a valve cover (12), the water stop pad (11) is arranged at a port of a drainage cavity (22) communicated with a water inlet cavity (21), the water stop pad (11) and a valve seat (20) are sealed together by the valve cover (12), a back pressure cavity (13) is formed between the valve cover (12) and the water stop pad (11), the back pressure cavity (13) is communicated with the water inlet cavity (21), a pressure relief hole (121) is formed in the valve cover (12), and a buoyancy control mechanism (50) for controlling the through resistance of the pressure relief hole (121) is arranged outside the pressure relief hole (121).

4. A siphon resistant roof fill valve as claimed in claim 3 wherein: the water stop pad (11) comprises a rubber pad (111) and a valve core (112), the rubber pad (111) is sleeved on the valve core (112), and the valve core (112) is inserted into the drainage cavity (22).

5. A siphon resistant roof fill valve as claimed in claim 3 wherein: the floating force control mechanism (50) comprises a sealing gasket (52), a pressure lever (53), a swing rod (54), a support arm (55), a floating cylinder (56) and a floating cylinder water tank (51), the sealing gasket (52) is fixed on the pressure lever (53), the position of the sealing gasket (52) corresponds to a pressure relief hole (121), the pressure lever (53) and the swing rod (54) are rotatably connected to the valve cover (12), one end of the swing rod (54) drives the pressure lever (53) to rotate, the other end of the swing rod (54) is movably connected to the support arm (55), the support arm (55) is fixed with the floating cylinder (56), the floating cylinder (56) falls into the floating cylinder water tank (51), and the floating cylinder water tank (51) is provided with a one-way valve (57) only supplying water.

6. An anti-siphon roof fill valve as claimed in claim 5 wherein: drainage channel (40) are including drain pipe (42), drainage head (41), and drainage pipe (42) are connected drainage head (41) and drainage chamber (22) and are led to, and outlet (411) set up on drainage head (41), are equipped with on flotation pontoon water tank (51) and give way passageway (511), and outlet (411) position corresponds with giving way passageway (511).

7. An anti-siphon roof fill valve as claimed in claim 6 wherein: the drain pipe (42) is connected with the drain head (41) in a clamping mode.

8. An anti-siphon roof fill valve as claimed in claim 6 wherein: the water inlet end of the drainage channel (40) is provided with a current stabilizer (43), and the water outlet ends of the drainage outlet (411) and the abdicating channel (511) are provided with a current stabilizing structure (512).

9. An anti-siphon roof fill valve as claimed in claim 1, wherein: the valve body (30), the drainage channel (40) and the valve cover (12) are connected with the valve seat (20) in a clamping mode.

10. An anti-siphon roof fill valve as claimed in claim 1, wherein: and sealing rings (60) are arranged at the joints of the valve body (30), the drainage channel (40) and the valve seat (20).