CN215780253U - Control valve assembly - Google Patents

Abstract

The present invention provides a control valve assembly comprising: a control valve body having a valve port; the cover body is connected with the control valve body and is provided with a liquid inlet and a liquid outlet which are communicated with each other, and the liquid outlet is communicated with the valve port; the bottle body is connected with the cover body, the bottle body is provided with a bottle opening, the bottle opening is communicated with the liquid inlet, the cover body is provided with an air inlet channel, one end of the air inlet channel is communicated with the outside, and the other end of the air inlet channel is communicated with the inside of the bottle body; and the sealing structure is positioned between the cover body and the end face of the bottle mouth. Through the technical scheme that this application provided, can solve the easy weeping problem of bottleneck department among the correlation technique.

Description

Control valve assembly

Technical Field

The utility model relates to the technical field of valve bodies, in particular to a control valve assembly.

Background

At present, in order to make the air fresh and improve user experience, add the essential oil bottle on current champignon machine or the air conditioner to volatilize essential oil to the air in.

In the correlation technique, the phenomenon of weeping easily appears at the bottleneck department of essential oil bottle, influences user's use experience.

SUMMERY OF THE UTILITY MODEL

The utility model provides a control valve assembly to solve the problem of easy leakage at a bottle mouth in the related art.

The present invention provides a control valve assembly comprising: a control valve body having a valve port; the cover body is connected with the control valve body and is provided with a liquid inlet and a liquid outlet which are communicated with each other, and the liquid outlet is communicated with the valve port; the bottle body is connected with the cover body, the bottle body is provided with a bottle opening, the bottle opening is communicated with the liquid inlet, the cover body is provided with an air inlet channel, one end of the air inlet channel is communicated with the outside, and the other end of the air inlet channel is communicated with the inside of the bottle body; and the sealing structure is positioned between the cover body and the end face of the bottle mouth.

By applying the technical scheme of the utility model, the control valve assembly comprises a control valve body, a cover body, a bottle body and a sealing structure, and liquid in the bottle body can circulate to a valve port of the control valve body through a liquid inlet and a liquid outlet on the cover body and flow out to the outside through the valve port. In the process that the liquid in the bottle flows out, utilize the inlet channel on the lid can balance the inside and external pressure differential of bottle, guarantee that liquid flows out smoothly, be convenient for carry out accurate control to the outflow of liquid. Through set up seal structure between the terminal surface at lid and bottleneck, utilize seal structure to seal the clearance between lid and the bottleneck, can promote the sealing performance of bottleneck department, the phenomenon of weeping can not appear in bottleneck department.

Further, the sealing structure comprises an annular sealing bulge, the annular sealing bulge is arranged on the inner wall of the cover body, and the annular sealing bulge is abutted to the end face of the bottle mouth. After the lid is connected with the bottle, the terminal surface looks butt of annular seal arch and bottleneck, the annular seal arch converts the face-to-face contact between lid and the bottleneck into line face contact, is difficult for producing the clearance between lid and the bottleneck, can guarantee the sealing performance between the two.

Further, the lid has annular mounting groove, and in the bottleneck was inserted and is located annular mounting groove, the sealed arch of annular set up on the diapire of annular mounting groove. Through setting up the annular mounting groove, the clearance between bottleneck and the lid is more tortuous, can further promote the sealing performance between bottleneck and the lid.

Further, the outer surface of the annular sealing bulge is an arc surface. After the lid is connected with the bottle, the laminating effect of the terminal surface of annular seal arch and bottleneck is better to can further promote sealed effect.

Further, the cover body includes: the upper shell is connected with the bottle body, the liquid inlet is arranged on the upper shell, and the sealing structure is positioned between the upper shell and the bottle mouth; the one end and the last casing of casing are connected down, and the other end and the control valve body of casing are connected down, and the liquid outlet sets up on the casing down. The cover body is divided into the upper shell and the lower shell, so that the structure on the cover body can be conveniently processed.

Further, it has the shoulder hole to go up the casing, the shoulder hole includes interconnect's first hole section and second hole section, first hole section is located the top of second hole section, the aperture of first hole section is greater than the aperture of second hole section, the bottle has the insertion section of inserting the shoulder hole, the insertion section includes interconnect's first section and second section, the tip of second section forms the bottleneck, first section is located first hole section, the second section is located second hole section and is connected with second hole section, the external diameter of first section is greater than the internal diameter of second hole section, first section and first hole section seal fit. After the lid is connected with the bottle, the lower terminal wall of first section and the lower terminal wall butt of first hole section to realize the sealed cooperation of first section and first hole section, so can increase the seal structure between lid and the bottle once more, promote sealing performance.

Furthermore, the inner wall of the upper shell is provided with internal threads, and the internal threads are used for being in threaded connection with the bottle body. Utilize threaded connection's mode to realize being connected of bottle and last casing, have the advantage of being convenient for to connect, being convenient for to assemble on the one hand, on the other hand helicitic texture can play sealed effect, promotes the sealing performance between lid and the bottle once more.

Further, the diameter of the liquid inlet is gradually increased in the direction close to the liquid outlet, and the liquid outlet can play a throttling role.

Furthermore, the inner wall of the cover body is provided with an air inlet column extending to the interior of the bottle body, and the air inlet column is provided with an air inlet channel. Through the length of control air inlet column, perhaps external intake pipe on air inlet column, under the condition of bottle inversion, can guarantee in the liquid can not get into inlet channel in the bottle, guarantee that the inside and external pressure differential of bottle are balanced.

Furthermore, the air inlet column and the cover body are of an integrally formed structure, so that the air inlet column is convenient to process, and the processing cost can be reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 illustrates a schematic structural diagram of a control valve assembly provided by an embodiment of the present invention;

FIG. 2 shows a partial enlarged view at A in FIG. 1;

FIG. 3 shows a schematic structural view of the upper housing of FIG. 1;

fig. 4 shows a schematic structural view of the lower case of fig. 1.

Wherein the figures include the following reference numerals:

1. a control valve body;

10. a cover body; 10_aA liquid inlet; 10b, a liquid outlet; 10d, an air inlet channel; 11. an upper housing; 113. a first bore section; 114. a second bore section; 12. a lower housing; 123. an annular mounting groove; 13. an air inlet column;

40_aa valve port;

53. a sealing structure; 531. an annular sealing protrusion;

60. a bottle body; 61. a bottle mouth; 63. a first stage; 64. and a second section.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, an embodiment of the present invention provides a control valve assembly, which includes a control valve body 1, a cover 10, a bottle 60 and a sealing structure 53, wherein the control valve body 1 has a valve port 40a, and the opening and closing of the valve port 40a can control the outflow of liquid in the bottle 60. The cover 10 is connected to the control valve body 1, the cover 10 having liquid inlets 10 communicating with each other_aAnd a liquid outlet 10b, the liquid outlet 10b and the valve port 40_aThe bottle body 60 is connected with the cover body 10, the bottle body 60 is provided with a bottle mouth 61, the bottle mouth 61 is communicated with the liquid inlet 10a, the cover body 10 is provided with an air inlet channel 10d, one end of the air inlet channel 10d is communicated with the outside, and the other end of the air inlet channel 10d is communicated with the inside of the bottle body 60. In the present embodiment, the seal structure 53 is located between the cap 10 and the end surface of the bottle mouth 61.

With the control valve assembly provided in this embodiment, the liquid in the bottle 60 can flow through the liquid inlet 10a and the liquid outlet 10b of the cover 10 to the valve port 40 of the control valve body 1_aAnd through the valve port 40_aAnd flows out to the outside. In the process of the liquid flowing out from the bottle body 60, the air inlet channel 10d on the cover body 10 can balance the pressure difference between the inside of the bottle body 60 and the outside, so as to ensure the smooth flowing out of the liquid and facilitate the accurate control of the flowing out quantity of the liquid. By arranging the sealing structure 53 between the cover body 10 and the end face of the bottle mouth 61 and sealing the gap between the cover body 10 and the bottle mouth 61 by using the sealing structure 53, the sealing performance of the bottle mouth 61 can be improved, and the leakage phenomenon at the bottle mouth 61 can not occur.

The seal structure 53 may be a separate member, or the seal structure 53 may be a member integrally molded with the cap 10 and the spout 61. If the sealing structure 53 is an integrally formed component, the sealing structure 53 may be integrally formed with the cap body 10, or the sealing structure 53 may be integrally formed with the bottle mouth 61, or the sealing structure 53 includes two parts in sealing engagement, one part is integrally formed with the cap body 10, and the other part is integrally formed with the bottle mouth 61.

As shown in fig. 2 and 3, in the present embodiment, the sealing structure 53 includes an annular sealing protrusion 531, the annular sealing protrusion 531 being provided on the inner wall of the cap body 10, the annular sealing protrusion 531 abutting against the end surface of the bottle mouth 61. After the cover body 10 is connected with the bottle body 60, the annular sealing protrusion 531 abuts against the end surface of the bottle mouth 61, the annular sealing protrusion 531 converts surface-to-surface contact between the cover body 10 and the bottle mouth 61 into line-to-surface contact, a gap is not easily generated between the cover body 10 and the bottle mouth 61, and sealing performance between the cover body 10 and the bottle mouth 61 can be ensured.

Specifically, in the present embodiment, the annular sealing protrusion 531 and the cover 10 are integrally formed, so that the manufacturing is convenient and the cost is low.

As shown in fig. 3, the cap body 10 has an annular mounting groove 123, the spout 61 is inserted into the annular mounting groove 123, and an annular sealing protrusion 531 is provided on the bottom wall of the annular mounting groove 123. By providing the annular mounting groove 123, the gap between the bottle mouth 61 and the cap body 10 is more tortuous, and the sealing performance between the bottle mouth 61 and the cap body 10 can be further improved.

In this embodiment, the outer surface of the annular sealing protrusion 531 is a cambered surface. After the cap body 10 is coupled to the bottle body 60, the annular sealing protrusion 531 has a better fitting effect with the end surface of the bottle mouth 61, so that the sealing effect can be further improved.

As shown in FIGS. 3 and 4, the cap 10 includes an upper case 11 and a lower case 12, the upper case 11 is connected to the bottle 60, and the liquid inlet 10_aThe sealing structure 53 is arranged on the upper shell 11 and positioned between the upper shell 11 and the bottle mouth 61, one end of the lower shell 12 is connected with the upper shell 11, the other end of the lower shell 12 is connected with the control valve body 1, and the liquid outlet 10b is arranged on the lower shell 12. The cover 10 is divided into the upper housing 11 and the lower housing 12, so that the structure of the cover 10 can be easily processed.

In this embodiment, the upper shell 11 has a stepped hole, the stepped hole includes a first hole section 113 and a second hole section 114 connected to each other, the first hole section 113 is located above the second hole section 114, the hole diameter of the first hole section 113 is larger than that of the second hole section 114, the bottle body 60 has an insertion section inserted into the stepped hole, the insertion section includes a first section 63 and a second section 64 connected to each other, the end of the second section 64 forms the bottle mouth 61, the first section 63 is located in the first hole section 113, the second section 64 is located in the second hole section 114 and connected to the second hole section 114, the outer diameter of the first section 63 is larger than the inner diameter of the second hole section 114, and the first section 63 is in sealing fit with the first hole section 113. After the cap body 10 is connected to the bottle body 60, the lower end wall of the first section 63 abuts against the lower end wall of the first hole section 113, so that the first section 63 is in sealing fit with the first hole section 113, and thus the sealing structure between the cap body 10 and the bottle body 60 can be increased again, and the sealing performance is improved.

As shown in fig. 2, the inner wall of the upper housing 11 is provided with an internal thread for screw-coupling with the bottle body 60. The bottle body 60 is connected with the upper shell 11 in a threaded connection mode, so that the bottle body has the advantages of convenience in connection and assembly, the threaded structure can achieve a sealing effect, and the sealing performance between the cover body 10 and the bottle body 60 is improved again.

As shown in FIG. 3, the liquid inlet 10_aIs gradually increased in diameter in a direction close to the liquid outlet 10b, the liquid outlet 10b may function as a throttle.

As shown in fig. 3, the inner wall of the cover 10 has an air inlet pillar 13 extending to the inside of the bottle 60, and the air inlet pillar 13 has an air inlet passage 10 d. By controlling the length of the air inlet column 13 or externally connecting an air inlet pipe to the air inlet column 13, under the condition that the bottle body 60 is inverted, the liquid in the bottle body 60 can be ensured not to enter the air inlet channel 10d, and the pressure difference balance between the inside of the bottle body 60 and the outside is ensured.

In the present embodiment, the air inlet pillar 13 and the cover 10 are integrally formed, which facilitates processing and reduces processing cost.

With the control valve assembly provided in the present embodiment, by providing the sealing structure 53 between the cap body 10 and the end surface of the bottle mouth 61 and providing the air inlet passage 10d on the cap body 10, the liquid can smoothly flow out along a specified path (liquid outlet), and the problem of liquid leakage does not occur.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A control valve assembly, comprising:

a control valve body (1) having a valve port (40 a);

a cover body (10) connected with the control valve body (1), wherein the cover body (10) is provided with a liquid inlet (10a) and a liquid outlet (10b) which are communicated with each other, and the liquid outlet (10b) is communicated with the valve port (40 a);

the bottle body (60) is connected with the cover body (10), the bottle body (60) is provided with a bottle opening (61), the bottle opening (61) is communicated with the liquid inlet (10a), the cover body (10) is provided with an air inlet channel (10d), one end of the air inlet channel (10d) is communicated with the outside, and the other end of the air inlet channel (10d) is communicated with the inside of the bottle body (60);

and the sealing structure (53) is positioned between the cover body (10) and the end surface of the bottle mouth (61).

2. The control valve assembly according to claim 1, wherein the sealing structure (53) comprises an annular sealing protrusion (531), the annular sealing protrusion (531) being provided on an inner wall of the cap body (10), the annular sealing protrusion (531) abutting an end surface of the bottle mouth (61).

3. The control valve assembly according to claim 2, wherein the cap body (10) has an annular mounting groove (123), the spout (61) is inserted into the annular mounting groove (123), and the annular sealing protrusion (531) is provided on a bottom wall of the annular mounting groove (123).

4. The control valve assembly of claim 2, wherein the outer surface of the annular sealing protrusion (531) is a cambered surface.

5. Control valve assembly according to any of claims 1 to 4, characterized in that the cover (10) comprises:

the upper shell (11) is connected with the bottle body (60), the liquid inlet (10a) is arranged on the upper shell (11), and the sealing structure (53) is positioned between the upper shell (11) and the bottle mouth (61);

the lower casing (12), the one end of lower casing (12) with go up casing (11) and be connected, the other end of lower casing (12) with control valve body (1) is connected, liquid outlet (10b) set up on lower casing (12).

6. The control valve assembly according to claim 5, wherein the upper housing (11) has a stepped bore including a first bore section (113) and a second bore section (114) connected to each other, the first bore section (113) being located above the second bore section (114), the first bore section (113) having a bore diameter larger than that of the second bore section (114), the bottle body (60) having an insertion section inserted into the stepped bore, the insertion section including a first section (63) and a second section (64) connected to each other, an end of the second section (64) forming the spout (61), the first section (63) being located in the first bore section (113), the second section (64) being located in the second bore section (114) and connected to the second bore section (114), an outer diameter of the first section (63) being larger than an inner diameter of the second bore section (114), the first section (63) is in sealing engagement with the first bore section (113).

7. The control valve assembly according to claim 5, wherein the inner wall of the upper housing (11) is provided with an internal thread for screw-coupling with the bottle body (60).

8. The control valve assembly according to claim 1, wherein the liquid inlet (10a) gradually increases in diameter in a direction approaching the liquid outlet (10 b).

9. The control valve assembly according to claim 1, wherein the cover (10) has an air inlet pillar (13) on an inner wall thereof extending to the interior of the bottle body (60), the air inlet pillar (13) having the air inlet passage (10 d).

10. The control valve assembly of claim 9, wherein the inlet column (13) is of unitary construction with the cover (10).

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