CN216923217U - Lower water valve subassembly and go up humidifier of adding water - Google Patents

Abstract

The utility model discloses a drain valve assembly and an upper water adding humidifier. The sewer valve component comprises a valve seat with a sewer passage, a valve core which can be arranged in the sewer passage in an up-and-down moving mode, a first valve body which is fixed at the upper end of the valve core and used for sealing the sewer passage, and an elastic piece which is arranged between the lower end of the valve core and the valve seat, wherein the elastic piece comprises an elastic body and a first end part which is positioned at the upper tail end of the elastic body, the transverse size of the first end part is larger than that of the elastic body, and the first end part is in contact with the bottom side surface of the valve seat. The drain valve component disclosed by the utility model is simple in integral structure, the structure of the elastic part is improved, the first end part with larger size is arranged at the upper tail end of the elastic part, and the first end part is contacted with the bottom side surface of the valve seat, so that the phenomenon that the valve core is clamped and blocked due to the fact that the tail end of the closed end of the elastic part enters a movable gap between a drain channel and the valve core is avoided, the reliability of the action of the valve core is favorably ensured, and the stable and reliable integral work of the drain valve component is ensured.

Description

Lower water valve subassembly and go up humidifier of adding water

Technical Field

The utility model relates to the field of household appliances, in particular to a water discharging valve assembly and an upper water adding humidifier.

Background

Go up and add water humidifier because of taking independent water tank, can follow the atomizing base and take off the back, directly add from the top of water tank and realize "adding water" function on, thereby use and experience and obtain people's extensively liking.

And a water valve assembly is arranged at the bottom of the water tank to control the water in the water tank to flow to the atomizing base for atomization. Generally, a drain valve assembly includes a valve seat having a drain passage, a valve element movably disposed in the drain passage up and down, a valve body fixed to a distal end of the valve element to seal the drain passage, and an elastic member (generally, a spring) disposed between a lower distal end of the valve element and the valve seat, the elastic member being fitted over the valve element. However, in the process of the up-and-down movement of the valve core in the lower water passage, the closing-in end of the elastic element is easily stuck between the inner wall of the lower water passage and the valve core, so that the valve core is stuck and cannot move, and the working stability of the humidifier is affected.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a lower water valve component and an upper water adding humidifier, and solves the technical problem that the lower water valve component of the existing upper water adding humidifier is easy to generate elastic piece clamping stagnation, so that the lower water is unstable.

The utility model provides a sewer valve component, which comprises a valve seat with a sewer passage, a valve core which can move up and down and is arranged in the sewer passage, a first valve body which is fixed at the upper end of the valve core to seal the sewer passage and an elastic part which is arranged between the lower end of the valve core and the valve seat, wherein the elastic part comprises an elastic body and a first end part which is positioned at the upper tail end of the elastic body, the transverse size of the first end part is larger than that of the elastic body, and the first end part is in contact arrangement with the bottom side surface of the valve seat.

In a preferred embodiment, the elastic element is a spring, and the spring is longitudinally sleeved on the lower end of the valve core.

In a preferred embodiment, the first end portion is formed by the upper end of the spring being involute in at least one turn toward the outside away from the central axis of the spring.

In a preferred embodiment, the lower end of the valve core is provided with a limit end; the lower tail end of the spring is provided with a second end portion, the transverse size of the second end portion is larger than that of the elastic body, and the second end portion is in contact with the limiting tail end.

In a preferred embodiment, the second end portion is formed by the lower extremity of the spring being twisted at least one turn involute towards the outside away from the central axis of the spring.

In a preferred embodiment, a surrounding baffle is arranged on the upper side surface of the valve seat and surrounds the sewer passage, the top end of the surrounding baffle is open, and the opening position of the surrounding baffle is higher than the sewer passage.

In a preferred embodiment, a second valve body which is in sealing fit with the opening of the enclosure is further fixed at the upper end of the valve core, and the second valve body is positioned above the first valve body.

In a preferred embodiment, the lower water valve assembly further comprises a valve housing assembled on the valve seat, and a water inlet is provided on the valve housing.

In a preferred embodiment, a guide wall is provided on the underside of the valve housing, which wall guides the second valve body.

The utility model discloses an upper water adding humidifier which comprises a water tank and an atomizing base with an atomizing cavity, wherein a lower water valve assembly is arranged at the bottom of the water tank.

Compared with the prior art, the utility model has the following beneficial effects:

the drain valve component disclosed by the utility model is simple in integral structure, the first end part with larger size is arranged at the upper tail end of the elastic part by improving the structure of the elastic part, and the contact area between the first end part and the bottom side surface of the valve seat is increased, so that the phenomenon that the valve core is clamped due to the fact that the closed tail end of the elastic part enters a movable gap between the drain channel and the valve core can be avoided, the action reliability of the valve core is favorably ensured, and the integral work stability and reliability of the drain valve component are ensured.

Drawings

Fig. 1 is a perspective view of a sewage valve assembly.

Figure 2 is a schematic view of a half-section of a launch valve assembly.

Fig. 3 is a schematic view of the internal structure of the sewage valve assembly.

Fig. 4 is a schematic structural view of the elastic member.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As shown in fig. 1 to 4, the drain valve assembly includes a valve seat 1 having a drain passage 11, a valve element 3 disposed in the drain passage 11 and movable up and down, a first valve body 41 fixed to an upper end of the valve element 3 to seal the drain passage 11, and an elastic member 5 disposed between a lower end of the valve element 3 and the valve seat 1, wherein the elastic member 5 includes an elastic body 51 and a first end portion 52 located at an upper end of the elastic body 51, a transverse dimension of the first end portion 52 is larger than a transverse dimension of the elastic body 51, and the first end portion 52 is disposed in contact with a bottom side surface of the valve seat 1.

The sewer valve component disclosed by the utility model is simple in integral structure, the first end part 52 with larger size is arranged at the upper tail end of the elastic part 5 by improving the structure of the elastic part 5, and the contact area between the first end part 52 and the bottom side surface of the valve seat 1 is increased, so that the phenomenon that the valve core 3 is clamped due to the fact that the closed tail end of the elastic part 5 enters a movable gap between the sewer channel 11 and the valve core 3 can be avoided, the action reliability of the valve core 3 is favorably ensured, and the integral work of the sewer valve component is stable and reliable.

The structure at the closing-in opening of the upper spring and the lower spring can not enter from the movable gap, thereby influencing the stability of the whole valve body assembly

The elastic member 5 may be a spring, a spring plate, or other specific structures. The structure shown in the figure takes the elastic element 5 as an example of a spring, a limit terminal 31 with a larger size is arranged at the lower terminal of the valve core 3, the spring is longitudinally sleeved at the lower end of the valve core 3, the lower terminal of the spring is arranged in contact with the limit terminal 31 of the valve core 3, and a first end 52 of the upper terminal of the spring is in contact with the bottom side surface of the valve seat 1.

A second end portion 53 is arranged at the lower end of the spring, the transverse dimension of the second end portion 53 is larger than that of the elastic body 51, and the second end portion 53 is arranged in contact with the limiting end 31 of the valve core 3. The first end 52 with a larger transverse dimension is in contact with the bottom side surface of the valve seat 1, and the second end 53 with a larger transverse dimension is in contact with the limiting tail end 31 of the valve core 3, so that the elastic body 51 can be prevented from being inclined in the elastic deformation process, and the probability of clamping stagnation of the valve core 3 caused by the fact that the first end 52 enters a movable gap between the sewer 11 and the valve core 3 is further reduced.

The first end portion 52 of the spring is formed by the upper end of the spring being involute in at least one turn toward the outside away from the central axis of the spring. The second end 53 of the spring is formed by the lower extremity of the spring being involute in at least one turn towards the outside away from the central axis of the spring. The structure ensures that the spring has simple structure, easy manufacture and reliable integral structure.

An enclosure 12 is arranged on the upper side surface of the valve seat 1 and surrounds the sewer 11, the top end of the enclosure 12 is provided with an opening, and the opening position of the enclosure 12 is higher than the sewer 11. The arrangement of the enclosure 12 is characterized in that impurities such as silt in water are isolated, so that the phenomenon that the valve core 3 is clamped and stagnated after the impurities enter the drainage channel 11 is avoided, and the working reliability of the drainage valve assembly is further improved.

The second valve body 42 is fixed on the upper end of the valve core 3, the second valve body 42 is positioned above the first valve body 41, the valve core 3 drives the first valve body 41 and the second valve body 42 to act as a whole, when the first valve body 41 seals the drainage channel 11, the second valve body 42 seals the opening of the enclosure 12, and a double drainage sealing structure is formed to improve the working reliability of the drainage valve assembly.

The lower water valve component also comprises a valve casing 2, the valve casing 2 is assembled on the valve seat 1 to jointly form a valve cavity, the first valve body 41 and the second valve body 42 are both positioned in the valve cavity, and the valve casing 2 is provided with a water inlet 21 communicated with the valve cavity. The valve housing 2 may protect the first and second valve bodies 41 and 42 from external interference. Further, a guide wall 22 for guiding the up-and-down movement of the second valve body 42 with the valve body 3 is provided on the lower side surface of the valve housing 2.

The utility model also discloses an upper water adding humidifier, which comprises a water tank and an atomizing base with an atomizing cavity, wherein the water tank is detachably assembled on the atomizing base, the atomizing cavity is provided with an atomizing element and a lower water driving mechanism, the lower water valve assembly is arranged at the bottom of the water tank, and the lower water driving mechanism is matched with the valve core 3. The launching driving mechanism can be a lever type floating ball, an electromagnetic valve, a motor or an air pump and the like. The lever type floating ball is widely used in most of the existing humidifiers due to the reasons of low cost, high reliability and the like.

By taking the lever-type floating ball and the lower water valve assembly as an example, the water in the water tank automatically flows into the atomizing cavity of the atomizing base through the lower water valve assembly: when the water level in the atomizing cavity is reduced to a preset low water level, the lever-type floating ball generates an upward thrust to the lower tail end of the valve core 3, the elastic part 5 is compressed, the valve core 3 is driven by the upward thrust to move upwards so as to open the lower water valve component, and water in the water tank flows into the atomizing cavity through the lower water channel 11 after passing through the baffle 12 after entering from the water inlet 21 of the valve shell 2; after the liquid level in the atomizing cavity is raised, the upward thrust generated by the lever-type floating ball to the lower tail end of the valve core 3 disappears, the valve core 3 moves downwards under the action of the restoring elasticity of the elastic piece 5, the opening of the lower water channel 11 and the opening of the surrounding baffle 12 are respectively sealed through the first valve body 41 and the second valve body 42, the lower water valve component is automatically switched from the opening state to the closing state, and the water in the water tank stops flowing into the atomizing cavity. The operation is repeated, so that the water tank utilizes the water outlet valve component to finish the automatic water outlet and water replenishing operation of the atomization base.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a launching valve subassembly, includes the disk seat that has the sewer pipe, the case that sets up in the sewer pipe that can move about from top to bottom, fix the first valve body in order to seal the sewer pipe and the elastic component of setting between case lower extreme and disk seat in case upper end, its characterized in that, the elastic component includes elastic body and the first tip that is located elastic body upper end, the transverse dimension of first tip is greater than elastic body's transverse dimension, and the bottom side contact setting of first tip and disk seat.

2. The sewer valve assembly of claim 1, wherein the resilient member is a spring disposed longitudinally about the lower end of the valve core.

3. A sewer valve assembly according to claim 2, wherein the first end portion is formed by the upper extremity of the spring being coiled at least one turn outwardly away from the central axis of the spring.

4. The sewer valve assembly of claim 2, wherein the spool has a limit end at a lower end thereof; the lower tail end of the spring is provided with a second end portion, the transverse size of the second end portion is larger than that of the elastic body, and the second end portion is in contact with the limiting tail end.

5. A sewer valve assembly according to claim 4, wherein the second end portion is formed by the lower extremity of the spring being coiled at least one turn involute outwardly away from the central axis of the spring.

6. A sewer valve assembly according to any of claims 1 to 5, characterized in that a barrier is provided around the sewer passage on the upper side of the valve seat, the top end of the barrier being open and the opening of the barrier being positioned higher than the sewer passage.

7. A sewer valve assembly according to claim 6, wherein a second valve body is secured to the upper end of the spool in sealing engagement with the opening in the enclosure, the second valve body being located above the first valve body.

8. The sewer valve assembly of claim 7, further comprising a valve housing assembled to the valve seat, the valve housing having an inlet opening therein.

9. A sewer valve assembly according to claim 8, in which a guide wall is provided on the underside of the valve housing to guide the second valve body.

10. A top-feed humidifier comprising a water tank and an atomising base having an atomising chamber and wherein a lower water valve assembly as claimed in any one of claims 1 to 9 is provided at the base of the water tank.

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