CN218492636U

CN218492636U - Drain valve assembly and intelligent closestool

Info

Publication number: CN218492636U
Application number: CN202222421503.9U
Authority: CN
Inventors: 张耀明
Original assignee: Zhongshan Zhitao Sanitary Ware Technology Co ltd
Current assignee: Zhongshan Zhitao Sanitary Ware Technology Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-02-17
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to a bathroom technical field specifically discloses a drainage valve subassembly and intelligent closestool, the drain valve unit mount is on the closestool water tank, the drain valve subassembly includes water pump and hydraulic pressure drain valve, be provided with the outlet on the hydraulic pressure drain valve, the delivery port of water pump is connected with the cross-joint, the cross-joint includes first delivery port, second delivery port and disappointing hole, first delivery port and hydraulic pressure drain valve intercommunication to realize opening and close of outlet of pump control hydraulic pressure drain valve, the second delivery port is used for communicateing the ejector, disappointing hole is used for discharging the air in the water pump. The utility model discloses can discharge the air in the water pump for fill water in the water pump all the time, avoid the water pump empty phenomenon of taking out to appear, the life of extension water pump guarantees the lasting reliable and stable operation of drainage valve subassembly.

Description

Drain valve assembly and intelligent closestool

Technical Field

The utility model relates to a bathroom technical field, concretely relates to drain valve subassembly and intelligent closestool.

Background

Chinese patent publication No. CN216304825U discloses a drain valve structure and intelligent closestool, and this drain valve structure is the technique of washing of single water pump, and its water pump is through a three-way pipe with water flow to hydraulic pressure drain valve and ejector respectively, and then realize respectively that the closestool is washed by water and is brushed the circle and wash, but this technical scheme makes the water pump appear the air easily to the phenomenon of empty taking out appears, influences the life of water pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drain valve subassembly to solve the technical problem that above-mentioned exists.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a drain valve subassembly, installs on toilet tank, includes water pump and hydraulic drain valve, is provided with the outlet on the hydraulic drain valve, and the delivery port of water pump is connected with the cross connection head, and the cross connection head includes first delivery port, second delivery port and disappointing hole, first delivery port and hydraulic drain valve intercommunication to realize opening and close of outlet of pump control hydraulic drain valve, the second delivery port is used for communicateing the ejector, and disappointing hole is used for discharging the air in the water pump.

In one embodiment, the air release hole is arranged opposite to the first water outlet, and the aperture of the air release hole is not more than 2 mm.

In one embodiment, the hydraulic drain valve comprises a drain valve base and a valve component arranged on the drain valve base, the first water outlet is communicated with the valve component, the valve component corresponds to the position of the drain opening, and the water pump is movably matched with the drain opening in a sealing mode through the control valve component so as to control the opening and closing of the drain opening.

In one embodiment, the valve module comprises a valve housing, a piston mechanism and a hydraulic seat, wherein the upper end and the lower end of the hydraulic seat are respectively in sealing connection with the valve housing and a drain valve base, the hydraulic seat, the valve housing and the drain valve base are mutually matched to form a hydraulic cavity communicated with a drain port, a liquid inlet is formed in the hydraulic seat and is respectively communicated with a first water outlet and the hydraulic cavity of a four-way connector, the piston mechanism is arranged on the hydraulic seat in a penetrating mode, an elastic resetting piece is arranged between the valve housing and the piston mechanism, the piston mechanism is matched with the drain port in a movable plugging mode, and opening and closing of the drain port are further controlled.

In one embodiment, the hydraulic cavity comprises a first inner cavity and a second inner cavity which are mutually communicated, the first inner cavity is formed by enclosing the valve shell and the hydraulic seat, the second inner cavity is formed by enclosing the drain valve base and the hydraulic seat, a central channel for communicating the first inner cavity with the second inner cavity is arranged in the middle of the hydraulic seat, the piston mechanism comprises a guide part, a piston rod and a water stopping disc, the piston rod penetrates through the central channel, the elastic reset part is arranged between the guide part and the top wall of the valve shell, the guide part is located in the first inner cavity, the water stopping disc is located in the second inner cavity, the water stopping disc is movably matched with the drain opening in a plugging mode, and then opening and closing of the drain opening are controlled.

In one embodiment, the liquid inlet is communicated with the first inner cavity, and the piston rod is arranged in a hollow manner.

In one embodiment, the valve housing has an annular groove formed circumferentially at the inner top thereof, and the guide member is a cylindrical guide member having an open end, and the cylindrical guide member is guided and position-limited to fit the annular groove.

In one embodiment, the resilient return member is a compression spring.

In one embodiment, the water outlet of the hydraulic drain valve is configured to communicate with a siphon jet of the toilet through a communication line for toilet flushing, and the water outlet of the eductor is configured to communicate with a brush ring nozzle of the toilet through a communication line for toilet brush ring flushing.

The utility model also provides an intelligent closestool, including closestool body, water tank and above-mentioned arbitrary drainage valve subassembly, drainage valve unit mount is in the drainage valve installation hole site department of water tank.

The utility model discloses following beneficial effect has:

the utility model discloses install on toilet water tank, including water pump and hydraulic drain valve, be provided with the outlet on the hydraulic drain valve, the delivery port of water pump is connected with the cross connection, the cross connection includes first delivery port, second delivery port and disappointing hole, first delivery port and hydraulic drain valve intercommunication to realize opening and close of the outlet of water pump control hydraulic drain valve, the second delivery port is used for communicateing the ejector, disappointing hole is used for discharging the air in the water pump, make fill water in the water pump all the time, avoid the empty phenomenon of taking out to appear in the water pump, the life of extension water pump, and then guarantee the utility model discloses can stabilize reliable operation lastingly.

Drawings

FIG. 1 is an assembly schematic of an embodiment of the present invention;

fig. 2 is an exploded schematic view of an embodiment of the present invention;

fig. 3 is a sectional view of a drain port of a hydraulic drain valve according to an embodiment of the present invention in a closed state;

fig. 4 is a sectional view of a hydraulic drain valve according to an embodiment of the present invention in a state where a drain port is opened;

fig. 5 is a cross-sectional view of an embodiment of the present invention at the location of the four-way tube.

The attached drawings are marked as follows: 1 water pump, 11 impeller chambers, 2 hydraulic drain valves, 21 drain valve bases, 22 valve housings, 23 piston mechanisms, 231 guide parts, 232 piston rods, 233 water-stopping discs, 24 hydraulic seats, 25 elastic reset parts, 3 four-way connectors, 31 first water outlets, 32 second water outlets, 33 air release holes, 4 liquid inlets, 5 first inner chambers, 6 second inner chambers, 7 central channels, 8 water outlets, 9 annular grooves and 10 water-stopping rubber mats.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

Referring to fig. 1-5, as the embodiment of the utility model provides a drainage valve subassembly, install on toilet tank, including water pump 1 and hydraulic drain valve 2, be provided with outlet 8 on the hydraulic drain valve 2, the delivery port of water pump 1 is connected with four-way connection 3, four-way connection 3 includes first delivery port 31, second delivery port 32 and disappointing hole 33, first delivery port 31 communicates with hydraulic drain valve 2, open and close of outlet 8 with realization water pump 1 control hydraulic drain valve 2, second delivery port 32 is used for communicateing the ejector (not shown), disappointing hole 33 is the state of opening all the time, disappointing hole 33 is used for discharging the air in the water pump 1, it is concrete, disappointing hole 33 sets up with first delivery port 31 relatively, and the aperture of disappointing hole 33 is 1 millimeter, do not receive any when guaranteeing the air discharge and block, it is more smooth and easy to exhaust, avoid too much from the hydraulic water that disappointing hole 33 spilled simultaneously. In a better application scene, the water outlet 8 of the hydraulic water discharge valve 2 is configured to be communicated with a siphon jet orifice of a toilet through a communication pipeline, and the water outlet of the ejector is configured to be communicated with a brush ring jet orifice of the toilet through a communication pipeline, when the water pump 1 works, one path of hydraulic water flows into the hydraulic water discharge valve 2 through the first water outlet 31 of the four-way joint 3 and drives the water outlet 8 to be opened, so that water in the toilet water tank can flow through the communication pipeline through the water outlet 8 and is sprayed out from the siphon jet orifice of the toilet to realize a toilet flushing function, meanwhile, the other path of hydraulic water flows to the ejector through the second water outlet 32 of the four-way joint 3 and then flows to the communication pipeline and is finally sprayed out through the brush ring jet orifice to realize a toilet brush ring flushing function, the air release hole 33 can discharge air in the impeller cavity 11 of the water pump 1, so that the impeller cavity 11 is filled with water all the time, the air suction phenomenon of the water pump 1 is avoided, the service life of the water pump 1 is prolonged, and the water discharge valve assembly is ensured to operate stably and reliably.

In this embodiment, the hydraulic drain valve 2 includes a drain valve base 21 and a valve assembly installed on the drain valve base 21, the first water outlet 31 is communicated with the valve assembly, the valve assembly corresponds to the drain outlet 8, the water pump 1 is matched with the drain outlet 8 through the control valve assembly in a movable plugging manner, and further controls the opening and closing of the drain outlet 8, specifically, the valve assembly includes a valve housing 22, a piston mechanism 23 and a hydraulic seat 24, the upper and lower ends of the hydraulic seat 24 are respectively connected with the valve housing 22 and the drain valve base 21 in a sealing manner, the hydraulic seat 24, the valve housing 22, and the drain valve base 21 are mutually matched to form a hydraulic cavity communicated with the drain outlet 8, a liquid inlet 4 is formed in the hydraulic seat 24, the liquid inlet 4 is respectively communicated with the first water outlet 31 and the hydraulic cavity of the four-way joint 3, the piston mechanism 23 is arranged on the hydraulic seat 24 in a penetrating manner, an elastic restoring member 25 is arranged between the valve housing 22 and the piston mechanism 23, specifically, the elastic restoring member 25 is a compression spring, the piston mechanism 23 is matched with the drain outlet 8 in a movable plugging manner, and further controls the opening and closing of the drain outlet 8. Among the prior art, inlet 4 sets up on valve case 22 usually, and when hydraulic water entered into the hydraulic pressure intracavity through inlet 4, the unstable phenomenon of assembly appears in valve case 22 because of pressure is too big easily, and inlet 4 of this embodiment sets up on hydraulic pressure seat 24, compares in prior art's scheme, and the technical scheme of this embodiment can guarantee valve case 22 and hydraulic pressure seat 24 assembly stability all the time, and then guarantees that hydraulic pressure goes out water stably.

Referring to fig. 3 and 4, in this embodiment, the hydraulic chamber includes a first inner chamber 5 and a second inner chamber 6 that are communicated with each other, the first inner chamber 5 is formed by enclosing a valve housing 22 and a hydraulic seat 24, the second inner chamber 6 is formed by enclosing a drain valve base 21 and the hydraulic seat 24, a central passage 7 for communicating the first inner chamber 5 with the second inner chamber 6 is disposed in the middle of the hydraulic seat 24, the piston mechanism 23 includes a guide member 231, a piston rod 232, and a water stop disc 233, the piston rod 232 penetrates through the central passage 7, the compression spring is disposed between the guide member 231 and an inner top wall of the valve housing 22, the guide member 231 is located in the first inner chamber 5, the water stop disc 233 is located in the second inner chamber 6, the water stop disc 233 is movably plugged and matched with the drain opening 8, so as to control opening and closing of the drain opening 8, and a water stop rubber gasket 10 is further disposed on a circumferential edge of the water stop disc 233, so as to ensure sealing of the water stop disc 233 and the drain opening 8.

In this embodiment,

inlet

4 and 5 intercommunications in first inner chamber, piston rod 232 is the fretwork setting for the hydraulic pressure water of first inner chamber 5 not only can flow into second inner chamber 6 through the space between central passage 7 and the piston rod 232, can also flow into in second inner chamber 6 through the space passageway of piston rod 232 fretwork, increase inflow and the water intake speed, avoid first inner chamber 5's water pressure too big simultaneously, guarantee valve case 22 and hydraulic pressure seat 24's assembly stability.

In this embodiment, valve housing 22's interior top circumference is formed with annular groove 9, and guide 231 is the cylindric guide of one end open-ended, and cylindric guide improves the action precision of piston mechanism 23 in the course of the work with the spacing cooperation of annular groove 9 direction, and then guarantees that the opening and closing control process of outlet 8 is more accurate.

An embodiment of the utility model also provides an intelligent closestool, including closestool body (not shown in the figure), water tank (not shown in the figure) and above-mentioned embodiment the drainage valve subassembly, drainage valve unit mount is in the drainage valve installation hole site department of water tank.

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

1. The utility model provides a drain valve subassembly, installs on toilet tank which characterized in that: including water pump and hydraulic pressure drain valve, be provided with the outlet on the hydraulic pressure drain valve, the delivery port of water pump is connected with the cross-joint connection, and the cross-joint connection includes first delivery port, second delivery port and disappointing hole, first delivery port and hydraulic pressure drain valve intercommunication to realize opening and close of outlet of water pump control hydraulic pressure drain valve, the second delivery port is used for communicateing the ejector, and disappointing hole is used for discharging the air in the water pump.

2. The drain valve assembly of claim 1, wherein: the air release hole is arranged opposite to the first water outlet, and the aperture of the air release hole is not more than 2 mm.

3. The drain valve assembly of claim 1, wherein: the hydraulic drain valve comprises a drain valve base and a valve component arranged on the drain valve base, the first water outlet is communicated with the valve component, the valve component corresponds to the position of the water outlet, and the water pump is movably matched with the water outlet in a plugging mode through the control valve component so as to control the opening and closing of the water outlet.

4. The drain valve assembly of claim 3, wherein: the valve module includes the valve case, piston mechanism and hydraulic pressure seat, the upper and lower both ends of hydraulic pressure seat respectively with valve case and drain valve base sealing connection, the hydraulic pressure seat, the valve case, the drain valve base cooperates the hydraulic pressure chamber that forms and outlet intercommunication mutually, a inlet has been seted up on the hydraulic pressure seat, the inlet communicates with first delivery port and the hydraulic pressure chamber of four way connection respectively, piston mechanism runs through the setting on the hydraulic pressure seat, be provided with the elasticity piece that resets between valve case and the piston mechanism, piston mechanism and the movable shutoff cooperation of outlet, and then the opening and close of control outlet.

5. The drain valve assembly of claim 4, wherein: the hydraulic pressure chamber is including the first inner chamber and the second inner chamber that communicate each other, first inner chamber is enclosed to close through valve case and hydraulic pressure seat and forms, the second inner chamber is enclosed to close through drain valve base and hydraulic pressure seat and forms, hydraulic pressure seat middle part is provided with the central passage who is used for communicateing first inner chamber and second inner chamber, piston mechanism includes the guide, piston rod and stagnant water dish, the piston rod runs through in central passage, elasticity resets and sets up between guide and the interior roof of valve case, the guide is located first inner chamber, the stagnant water dish is located the second inner chamber, stagnant water dish and outlet activity shutoff cooperation, and then the opening and close of control outlet.

6. The drain valve assembly of claim 5, wherein: the liquid inlet is communicated with the first inner cavity, and the piston rod is arranged in a hollow manner.

7. The drain valve assembly of claim 5, wherein: an annular groove is formed in the circumferential direction of the inner top of the valve shell, the guide piece is a cylindrical guide piece with one open end, and the cylindrical guide piece is in guiding limit fit with the annular groove.

8. The drain valve assembly of claim 4, wherein: the elastic reset piece is a compression spring.

9. The drain valve assembly according to claim 1, wherein: the water outlet of the ejector is configured to be communicated with a brush ring nozzle of the toilet bowl through the communication pipeline so as to flush the toilet bowl.

10. An intelligent closestool, its characterized in that: comprising a toilet body, a cistern and a drain valve assembly as claimed in any one of claims 1 to 9, the drain valve assembly being mounted at a drain valve mounting aperture of the cistern.