CN209398852U - Valve module, water dispenser and refrigerator - Google Patents

Abstract

The utility model relates to valve technology fields, provide valve module, water dispenser and refrigerator including the valve module.This kind of valve module includes sleeve and the spool that sleeve inner is arranged in, and the first end of sleeve is provided with the pipe fitting for access conduit, and is formed with inlet in the end of first end；The second end of sleeve is provided with the backstop of spool, and is formed with liquid outlet in the end of second end；Spool is provided with elastic component far from the side of backstop, and elastic component meets: in the pipe fitting access conduit of sleeve first end, elastic component is compressed by pipeline, and spool is abutted to the backstop.When pipeline is the outlet pipe of water tank, pressing force needed for elastic component provides sealing liquid outlet, so that liquid outlet is closed.Even if the water tank for being equipped with the valve module is removed from door body can still add water, increase the optional way that user's water tank adds water, improve convenience for users, avoids the problem that plus water is inconvenient and water easily spills.

Description

Valve assembly, water dispenser and refrigerator

technical field

The utility model relates to the technical field of valves, in particular to a valve assembly, a water dispenser and a refrigerator including the valve assembly.

Background technique

The water valve of existing refrigerator water dispenser generally adopts two kinds of electric control type and mechanical type.

Electronically controlled water valves are costly to manufacture and are prone to failure after a long period of use, so they are not widely used in current refrigerators.

For the mechanical water valve structure, please refer to the patent application number CN201420264826.4, which discloses a water dispenser for a refrigerator and discloses its water valve structure. Please refer to Fig. 1 to Fig. 3, the water valve is connected with the water outlet pipe of the water tank, and the water valve includes: a valve body, a water guide pipe, a water stop clamp and a push rod, and one end of the valve body is connected with the water tank corresponding to the water outlet pipe 9 of the water tank; The water pipe is located in the valve body, one end is connected with the water outlet pipe of the water tank, and the other end passes through the valve body as a water outlet; The opening or closing of the clip can make the water pipe conduct or close; the ejector rod is movably arranged in the valve body relative to the water-stop clip, and the movement of the ejector rod can open or close the water-stop clip, and the movement of the ejector rod is controlled by the water-taking switch 13 .

The technical problems of this kind of mechanical water valve include:

The structure of the water valve is complicated, and it is separated from the water tank. When the water tank is removed from the door, water cannot be added to the water tank. That is, the user can only add water to the water tank when the water tank is installed on the refrigerator. The spout is relatively small, it is inconvenient for users to add water, and it is easy to spill.

This kind of water valve structure needs a very large pre-embedded support member 14, so that the inner liner of the door forms a very large inner liner convex hull 12, which occupies the effective volume of the refrigerator and greatly reduces the available space on the door liner of the refrigerator.

The water valve assembly is not easy to disassemble and assemble, and it is inconvenient for users to clean the water valve assembly.

Utility model content

The utility model aims at at least solving one of the technical problems existing in the prior art or the related art.

One of the purposes of the present utility model is to provide a valve assembly to solve the technical problem in the prior art that the water valve and the water tank are separated so that water cannot be injected into the water tank after the water tank is removed.

In order to achieve this purpose, the utility model provides a valve assembly, including a sleeve and a valve core arranged inside the sleeve, the first end of the sleeve is provided with a pipe joint for accessing a pipeline, and The end of the first end is formed with a liquid inlet; the second end of the sleeve is provided with a stopper for the valve core, and a liquid outlet is formed at the end of the second end; the valve The side of the core away from the stopper is provided with an elastic member, and the elastic member satisfies: when the pipe joint is inserted into the pipeline, the elastic member is compressed by the pipeline and abuts the valve core against the Said stop.

The technical solution of the utility model has the following advantages: the valve assembly of the utility model is provided with a pipe joint at the first end of the sleeve, and the valve assembly is connected to the pipeline through the pipe joint at the first end of the sleeve. When the pipeline is the water outlet pipe of the water tank, the valve assembly is connected to the water outlet pipe of the water tank, and the elastic member provides the pressing force required for sealing the liquid outlet, so that the liquid outlet is closed. For the water tank installed with this valve assembly, even if the water tank is removed from the door body, water can still be added to the water tank, increasing the optional ways for users to add water to the water tank, improving user convenience, avoiding the inconvenience of adding water and the technology that water is easy to spill question.

According to an embodiment of the utility model, the pipe joint is a threaded joint.

The valve assembly has a simple and compact structure, is convenient for production, and is easy to assemble and disassemble, thereby facilitating cleaning by users.

According to an embodiment of the present invention, the stopper is a retaining ring, and a sealing ring is provided on a side of the retaining ring close to the liquid inlet, and the sealing ring satisfies: when the first end of the sleeve Screwed into the pipeline, the sealing ring is sealed between the pipeline and the retaining ring.

According to an embodiment of the present invention, the valve assembly further includes a guide rod, the elastic member is sleeved on the outside of the guide rod, and the valve core is fixed at the end of the guide rod.

According to an embodiment of the present invention, the valve assembly further includes a push rod, the push rod is located outside the sleeve, and is used for pushing the valve core away from the stopper and compressing the elastic member.

According to an embodiment of the present invention, the valve assembly further includes a water intake pipe, the water intake pipe includes a first pipe section and a second pipe section, the first pipe section is sleeved on the outside of the sleeve, and the push rod passes through passing through the second pipe section and extending into the first pipe section.

According to an embodiment of the present invention, a limiting step is formed between the first pipe section and the second pipe section, and a limiting flange is formed on the push rod, and the limiting flange is located in the first pipe section and Form limit cooperation with the limit step.

According to an embodiment of the present utility model, a sealing tooth is provided on the outer side of the sleeve, and the seal between the sleeve and the first pipe section is sealed by the sealing tooth.

Another object of the present utility model is to provide a water dispenser, including a water tank and the above-mentioned valve assembly, the water tank is provided with a water outlet pipe, and the water outlet pipe is the pipe connected by the sleeve.

According to an embodiment of the present utility model, the water dispenser is a water dispenser for a refrigerator, and when the valve assembly includes a push rod, the push rod is connected to a water intake switch on the door of the refrigerator.

According to an embodiment of the present utility model, when the valve assembly includes a water intake pipe, the water intake pipe is pre-buried inside the door body.

According to an embodiment of the present invention, a stepped surface is formed in the water outlet pipe, the pipe joint is connected into the water outlet pipe, and the elastic member is compressed by the stepped surface.

Another object of the present utility model is to provide a refrigerator, including the above-mentioned water dispenser.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a structural schematic diagram of a refrigerator door body showing a refrigerator water dispenser water intake switch in the prior art;

Fig. 2 is the structural representation of the refrigerator water dispenser of prior art;

Fig. 3 is a structural schematic diagram of a refrigerator door body in the prior art;

Fig. 4 is the exploded structure schematic diagram of the water tank and valve assembly thereof of the embodiment;

Fig. 5 is a schematic diagram of the assembly relationship of the water tank and its valve assembly of the embodiment;

Fig. 6 is a partially enlarged schematic diagram at I place in Fig. 5;

Fig. 7 is a schematic structural view of the door body of the refrigerator in the embodiment;

Fig. 8 is a schematic diagram of the exploded structure of some components of the valve assembly of the embodiment;

Fig. 9 is a schematic structural view of a refrigerator door showing a convex inner liner according to an embodiment;

Fig. 10 is a schematic cross-sectional structural view of the pipeline of the embodiment;

In the figure: 1. push plate; 2. switch cover; 3. water intake pipe; 4. push rod; 5. valve core; 6. elastic member; 7. sleeve; 8. guide rod; 9. water tank; 901. Water pipe; 10. Sealing parts; 101. Sealing teeth; 11. Sealing ring; 12. Convex shell of the liner; 13. Water intake switch; 14. Embedded support; 15. Preset parts; 16. Assembly section; Circulation section; 18. Step surface.

Detailed ways

In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", The orientation or positional relationship indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings unless otherwise specified , is only for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that unless otherwise specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integratively connected; it can be mechanically or electrically connected; it can be directly connected or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Please refer to Fig. 4, the valve assembly includes a sleeve 7 and a valve core 5 arranged inside the sleeve 7, the first end of the sleeve 7 is provided with a pipe joint, and a liquid inlet is formed at the end of the first end; the sleeve The second end of the barrel 7 is provided with a stopper for the valve core 5, and a liquid outlet is formed at the end of the second end; the side of the valve core 5 away from the stopper is provided with an elastic member 6, and the elastic member 6 satisfies: The pipe joint at the first end of the barrel 7 is connected to the pipeline, the elastic member 6 is compressed by the pipeline, and the valve core 5 abuts against the stopper, thereby closing the liquid outlet.

In the valve assembly of the embodiment, since the first end of the sleeve is provided with a pipe joint, the valve assembly is connected to the pipeline through the pipe joint at the first end of the sleeve. When the pipeline is the water outlet pipe 901 of the water tank 9, the valve assembly is screwed on the water outlet pipe 901 of the water tank 9, and the elastic member 6 provides the pressing force required for sealing the liquid outlet, so that the liquid outlet is closed. For the water tank 9 installed with the valve assembly, even if the water tank 9 is removed from the door body, water can still be added to the water tank 9, increasing the optional ways for the user to add water to the water tank 9, improving user convenience, avoiding the inconvenience of adding water and easy water filling. Spilled technical issues.

Wherein, the structural form of the pipe joint at the first end of the sleeve is not limited. For example, the pipe joint may take the form of a threaded joint through which the sleeve is screwed into the pipe. For example, the pipe joint may be in the form of a snap-in joint, and then the sleeve is snapped into the pipe in a snap-fit manner. For another example, the pipe joint can also be in the form of an expansion joint. At this time, the sleeve is connected to the pipe through the expansion joint. Specifically, a sealing ring can be added to the pipe, and the pipe joint can be squeezed into the pipe by interference. Through the deformation of the sealing ring, a reliable connection between the pipe and the pipe joint is realized. Certainly, the structural form of the pipe joint is not limited by the example here.

Wherein, when the pipe joint is in the form of a threaded joint, the valve assembly has a simple and compact structure, which is convenient for production, and is easy to disassemble and assemble, thereby facilitating cleaning by the user.

As shown in Figures 5 and 6, the threads extend from the first end of the sleeve 7 to the second end of the sleeve 7 along the axial direction of the sleeve 7, and the sleeve 7 is a threaded sleeve at this time. When the internal thread is formed on the screw sleeve, an external thread is formed on the pipe which is screwed with the screw sleeve, and the external thread can be screwed tightly with the internal thread on the screw sleeve.

It is worth mentioning that the thread on the sleeve 7 does not have to extend from the first end to the second end of the sleeve 7 . When only the first end of the sleeve 7 is provided with threads, the sleeve 7 cannot be called a screw sleeve at this time.

Of course, in order to realize the thread fit between the valve assembly and the pipeline, an external thread can also be formed on the sleeve 7 and an internal thread can be formed on the pipeline.

Referring to FIG. 6 , a stepped surface 18 is formed inside the pipe. When the pipe joint is inserted into the pipe, the stepped surface 18 can act as a limit to the elastic member, so that the elastic member is compressed by the stepped surface 18 of the pipe. Wherein, please refer to FIG. 10 for the structural form of the pipeline. The pipeline is divided into a circulation section 17 and an assembly section 16 from a step surface 18 . The assembly section 16 can not only guide the elastic member, but also facilitate the assembly of the sealing ring mentioned later. Certainly, the step surface 18 may not be provided in the pipe. At this time, when the pipe joint is inserted into the pipeline, the end surface of the pipeline compresses the elastic member, so that the valve core abuts against the stop position.

The specific structural form of the valve core 5 is not limited, and it may be in the form of a baffle or a plug.

In Fig. 6, the stopper is a retaining ring, and the side of the retaining ring near the liquid inlet is provided with a sealing ring 11. The sealing ring 11 satisfies the following requirements: when the pipe joint is inserted into the pipeline, the sealing ring 11 is sealed between the pipe and the retaining ring. By arranging the sealing ring 11, the liquid can be prevented from leaking out from the joint between the pipe joint and the pipe, so as to ensure the sealing reliability of the valve assembly.

Wherein, the retaining ring and the sleeve 7 can be integrally formed, thereby facilitating the processing of the valve assembly and reducing the difficulty of assembling the valve assembly.

As shown in FIG. 6 , the valve assembly also includes a guide rod 8 , the elastic member 6 is sleeved on the outside of the guide rod 8 , and the valve core 5 is fixed on the end of the guide rod 8 . The setting of the guide rod 8 can guide the expansion and contraction direction of the elastic member 6 and even the movement direction of the valve core 5 to prevent irregular deformation of the elastic member 6 and limit the movement track of the valve core 5 to a straight line.

Moreover, when the pipeline includes the above-mentioned assembly section 16, the elastic piece is confined between the assembly section 16 and the guide rod 8, so as to further ensure the installation of the elastic piece.

According to one embodiment of the present invention, the elastic member is a spring. Certainly, the specific form of the elastic member is not limited by the example here, for example, it may also be in the form of an empty spring, a rubber column, or the like.

In FIG. 6 , the outer side of the sleeve 7 is provided with a sealing barb 101 , and when this kind of sleeve 7 cooperates with other pipeline structures, the sealing barb 101 can be used to realize a sealed connection. Moreover, the sealing barb 101 itself has a locking effect, which can quickly and conveniently realize the connection between pipes. Referring to FIG. 4 , the number of sealing barbs 101 can be multiple, and the plurality of sealing barbs 101 are all formed on the same sealing component 10 , so as to facilitate the assembly between the sealing barbs 101 and the sleeve 7 . Wherein, the number of the sealing barbs 101 is more than one, which can fully guarantee the sealing assembly effect when the sleeve 7 cooperates with other pipelines.

Further, the valve assembly of the embodiment also includes a push rod 4, by which the valve core 5 can be conveniently controlled. Wherein, the push rod 4 is located outside the sleeve 7, and is used to push the valve core away from the stopper and compress the elastic member.

According to one embodiment of the present utility model, one end of the push rod 4 is connected to the valve core 5 and the other end is connected to the driving part, and the driving part drives the push rod 4 to move along its own axial direction, and the push rod 4 drives the valve core 5 to leave the liquid outlet during the movement. And compress the elastic member 6. Through the cooperation of the push rod 4 and the driving part, the control of the position of the valve core 5 can be achieved. Once the external force exerted by the driving part on the push rod 4 is removed, the valve core 5 resets under the action of the elastic member 6 to achieve the effect of sealing the liquid outlet.

Here, by setting the push rod 4, the valve assembly can be adapted to different application occasions. Wherein, the length and shape of the push rod 4 can be designed according to different application occasions. Moreover, the push rod 4 can be a single shaft structure, or can be designed as a linkage mechanism composed of multiple shafts according to the needs of the scene.

Further, the valve assembly also includes a water intake pipe 3, the water intake pipe 3 includes a first pipe section and a second pipe section, the first pipe section is sleeved on the outside of the sleeve 7, and the push rod 4 passes through the second pipe section and extends into the first pipe section. The guiding of the liquid flowing through the path can be realized by the water intake pipe 3 . By arranging water intake pipes 3 of different lengths and shapes, the liquid in the volume at a specific position can be guided to a desired position.

Moreover, since the push rod 4 passes through the second pipe section and extends into the first pipe section, the water intake pipe 3 can also serve as a guide pipe for the push rod 4 to limit the movement path of the push rod 4 .

In Fig. 6, a limit step is formed between the first pipe section and the second pipe section, and a limit flange is formed on the push rod 4, which is located in the first pipe section and forms a limit fit with the limit step. Through the cooperation of the limit step and the limit flange, the push rod 4 can be prevented from falling from the water intake pipe 3, which facilitates the assembly of the valve assembly.

In FIG. 6 , a sealing member 10 is provided on the outside of the sleeve 7 , and a plurality of sealing teeth 101 are formed on the sealing member 10 , and the sleeve 7 and the first pipe section are sealed by the sealing teeth 101 . That is, the sealed connection between the sleeve 7 and the water intake pipe 3 is realized through the sealing barb 101 . Moreover, due to the "hook" structural form adopted by the sealing barb 101, the sealing barb 101 has a locking effect, which can ensure the reliability of the connection between the sleeve 7 and the water intake pipe 3.

In FIG. 5 , the driving part includes a push plate 1 and a switch cover 2 arranged outside the push plate 1 . Further, pressing the push plate 1 further pushes the push rod 4 to control the valve core 5 to leave the liquid outlet. That is, the user only needs to press the push plate 1 to realize the water discharge, and release the push plate 1 to realize the cut-off of the water. By arranging the push plate 1 and the switch cover 2, it is possible to meet the aesthetic requirements while being convenient to operate, and improve the user's perception. Certainly, the specific form of the driving part is not limited by the example here, as long as it can drive the push rod 4 to move along its own axial direction.

According to one embodiment of the present invention, a water dispenser is provided, including a water tank 9 and the above-mentioned valve assembly. At this time, the function of the valve assembly is to block the water outlet pipe 901 of the water tank 9, or to connect the water outlet pipe 901 of the water tank 9 to the relevant connection on the refrigerator. The water intake structure is turned on. Therefore, the pipe connected to the sleeve 7 in the valve assembly is the water outlet pipe 901 of the water tank 9 .

For the water dispenser used in the refrigerator, the water tank 9 is generally arranged inside the cooling chamber of the refrigerator.

When the valve assembly includes a push rod 4, the push rod 4 is connected to the water intake switch 13 on the door of the refrigerator, see Fig. 7 and Fig. 8 .

According to one embodiment of the present invention, the valve assembly includes a driving part, which can protrude relative to the door body of the refrigerator and be fixed on the door body to form a water-taking switch 13 of the water dispenser for the refrigerator. When the driving part includes the push plate 1 and the switch cover 2, the switch cover 2 can be clamped with the preset part 15 on the door body, and the preset part 15 is fixedly connected with the water intake pipe 3, and the obtained water intake switch 13 is shown in Figure 7 As shown, product differentiation can be increased. Wherein, the preset part 15 and the water intake pipe 3 can be integrally formed, but not necessarily.

Further, when the valve assembly includes the water intake pipe 3, the water intake pipe 3 can be pre-embedded inside the door body, and the structure of the door body can be obtained as shown in Fig. Negligible, thereby improving the utilization rate of the internal space of the refrigerator.

Moreover, the water dispenser includes a water spout arranged on the door body, and the water spout communicates with the water outlet pipe 901 through the water intake pipe 3 . By arranging the water spout on the door body, it is convenient to take water from the water dispenser. The water outlet is connected to the water outlet pipe 901 through the water intake pipe 3, that is, the water in the water tank 9 is led to the water outlet through the water intake pipe 3. Wherein, different water intake pipes 3 can be used in different environments, and the installation positions of the water tank 9 and the water spout can be flexibly changed according to the structural arrangement of the refrigerator.

For the above water dispenser, the user presses the push plate 1, and the push plate 1 rotates around the set axis (not shown in the figure), thereby driving the push rod 4 to move in the water intake pipe 3. When the user pushes the push plate 1 to rotate, the push rod 4 will push the valve core 5 and the guide rod 8 in the valve assembly to move, so that the valve core 5 is pressed by the elastic member 6 and the sealing cut-off surface formed between the sleeve 7 is closed. Destruction, the water in the water tank 9 flows into the water intake pipe 3. When the user releases the push plate 1, the valve core 5 and the sleeve 7 reset under the action of the elastic member 6, re-form the sealing cut-off surface, and cut off the water, while the push rod 4 and the push plate 1 reset under the action of their own weight . Of course, except that push rod 4 and push plate 1 are reset under the effect of self-weight, one end of push plate 1 can also be connected with torsion spring, and the other end can be connected with push rod 4, and then push plate 1 and push rod 4 can be reset under the effect of torsion spring. reset.

In addition, when the water intake pipe 3 of the water dispenser is connected to the sleeve 7 through the sealing tooth 101, once the water at the water outlet pipe 901 of the water tank 9 is cut off, a partial vacuum will be formed in the water intake pipe 3, so that the water intake pipe 3 The water in the water is absorbed to ensure that the water will not drip from the spout. The water dispenser is sensitive and fast in control, can improve user experience, and is convenient for application in high-end products.

According to one embodiment of the utility model, a refrigerator is provided, including the above water dispenser. This kind refrigerator, the water tank 9 of its water dispenser is easy to disassemble and use. In addition, the structure of the valve assembly is simple, easy to assemble and disassemble, and easy to replace and maintain.

The above embodiments are only used to illustrate the utility model, but not to limit the utility model. Although the present utility model has been described in detail with reference to the embodiments, those skilled in the art should understand that various combinations, modifications or equivalent replacements of the technical solutions of the present utility model will not depart from the spirit and scope of the technical solutions of the present utility model. All should be included in the scope of claims of the present utility model.

Claims (13)

1. a kind of valve module, which is characterized in that including sleeve and the spool of the sleeve inner is set, the of the sleeve One end is provided with the pipe fitting for access conduit, and is formed with inlet in the end of the first end；The of the sleeve Two ends are provided with the backstop of the spool, and are formed with liquid outlet in the end of the second end；The spool stops far from described The side of gear is provided with elastic component, and the elastic component meets: in the pipe fitting access conduit, the elastic component is by the pipe Road compression, and the spool is abutted to the backstop.

2. valve module according to claim 1, which is characterized in that the pipe fitting is nipple.

3. valve module according to claim 1, which is characterized in that the backstop is retaining ring, the retaining ring close to it is described into The side of liquid mouth is provided with sealing ring, and the sealing ring meets: when the first end of the sleeve is torqued-up in pipeline, the sealing Circle is sealed between the pipeline and the retaining ring.

4. valve module according to claim 1, which is characterized in that the valve module further includes guide rod, and elastic component is arranged On the outside of the guide rod, the spool is fixed on the end of the guide rod.

5. valve module as claimed in any of claims 1 to 4, which is characterized in that the valve module further includes push rod, The push rod is located on the outside of the sleeve, for pushing the spool to leave the backstop and compressing the elastic component.

6. valve module according to claim 5, which is characterized in that the valve module further includes intake pipe, the intake pipe Including the first pipeline section and the second pipeline section, first pipeline section is set on the outside of the sleeve, and the push rod passes through second pipe Section simultaneously protrudes into first pipeline section.

7. valve module according to claim 6, which is characterized in that form limit between first pipeline section and the second pipeline section Step, forms defining flange on the push rod, and the defining flange is located in first pipeline section and stepped with the limiting stand Cooperate at limit.

8. valve module according to claim 6, which is characterized in that be provided with sealing pawl, the set on the outside of the sleeve It is sealed between cylinder and first pipeline section by the sealing pawl.

9. a kind of water dispenser, which is characterized in that including valve module described in any one of water tank and claim 1 to 8, institute It states water tank and is provided with outlet pipe, the outlet pipe is the pipeline of the sleeve connection.

10. water dispenser according to claim 9, which is characterized in that the water dispenser is drinking water machine for refrigerator, when the valve When component includes push rod, the push rod connects the intake switch on the refrigerator door.

11. water dispenser according to claim 10, which is characterized in that described to take when the valve module includes intake pipe Water pipe is embedded in inside the door body.

12. water dispenser according to claim 9, which is characterized in that be formed with step surface in the outlet pipe, the pipe connects Head accesses in the outlet pipe, and the elastic component is compressed by the step surface.

13. a kind of refrigerator, which is characterized in that including water dispenser described in any one of claim 9 or 12.