CN114413089A

CN114413089A - Automobile air conditioner assembly and joint valve thereof

Info

Publication number: CN114413089A
Application number: CN202210191277.1A
Authority: CN
Inventors: 江维才; 杨珂; 蔡卓
Original assignee: Qianjiang Group Wenling Zhengfeng Power Co ltd
Current assignee: Qianjiang Group Wenling Zhengfeng Power Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-04-29

Abstract

The invention discloses an automobile air conditioner component and a joint valve thereof, which are characterized by comprising the following components: the valve seat is provided with a first connecting port; the valve body is hermetically connected with the valve seat, a second connecting port is formed in the valve body, and a channel for communicating the first connecting port with the second connecting port is formed in the valve body; the valve core is arranged in the valve body and is integrally connected with the valve body. The first connecting port and the second connecting port are used for realizing butt joint of the connected piece, the valve core and the valve seat are arranged into an integral structure, the valve core does not need to move when in use, the clamping stagnation of the valve core is avoided, and the normal use of the joint valve is ensured.

Description

Automobile air conditioner assembly and joint valve thereof

Technical Field

The invention relates to the technical field of adapter valves, in particular to an automobile air conditioner assembly and a joint valve thereof.

Background

Automobile air conditioners have been accepted by automobile manufacturers and consumers as an important component for improving the riding comfort of automobiles.

At present, the rate of domestic car air conditioners is nearly one hundred percent in China, the rate of devices on other car types is also improved year by year, and the automobile air conditioner device becomes a functional part with great weight in an automobile, wherein the automobile air conditioner and equipment need to be connected and a joint needs to be used.

The valve core of the existing joint is usually connected through a spring, and when the joint is used, the conduction of an internal channel of the joint is realized by pressing the valve core.

However, the structure has the problem that the valve core is stuck in the using process, so that the normal use of the joint valve is influenced.

Therefore, how to ensure the normal use of the joint valve is a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of this, the present invention provides a joint valve, which avoids the jamming of the valve core to ensure the normal use of the joint valve. In addition, the invention also provides an automobile air conditioning assembly with the joint valve.

In order to achieve the purpose, the invention provides the following technical scheme:

a connector valve, comprising:

the valve seat is provided with a first connecting port;

the valve body is hermetically connected with the valve seat, a second connecting port is formed in the valve body, and a channel for communicating the first connecting port with the second connecting port is formed in the valve body;

the valve core is arranged in the valve body and is integrally connected with the valve body.

Preferably, in the above joint valve, the valve body is in sealing threaded connection with the valve seat, the valve seat has an internal thread, and the valve body has an external thread.

Preferably, in the above joint valve, one end of the valve body close to the valve seat has a step surface, one end of the valve seat close to the valve body has a step section adapted to the step surface, and after the valve body is in threaded connection with the valve seat, a sealing space for accommodating a sealing member is formed between the step surface and the step stage.

Preferably, in the above joint valve, the sealing member is an O-ring, and a surface of the step surface for contacting the sealing member and/or a surface of the step section for contacting the sealing member is an arc surface capable of being attached to the sealing member.

Preferably, in the above joint valve, the valve element is integrally connected to an inner wall of the valve seat, and a side wall of the valve element is a part of the passage;

one side of the valve seat, which is far away from the valve seat, is an arc-shaped surface protruding towards the direction of the valve seat.

Preferably, the joint valve further includes a valve sleeve, the valve sleeve is sleeved on the valve body and can move along the axial direction of the valve seat, and the valve sleeve can be used for clamping a first connected piece communicated with the first connection port.

Preferably, in the above joint valve, the valve body is provided with a ball passage for holding a ball on a side wall of the first connection port, a diameter of the ball passage is gradually reduced from an outer side of the valve body to an inner side of the valve body, and the ball can protrude out of the side wall of the first connection port;

the valve sleeve is characterized in that one surface, used for being in contact with the valve body, of the valve sleeve is provided with a containing groove capable of containing the ball and a boss which is used for abutting against the ball and limiting the ball in the ball channel, and the ball can enter the containing groove in the moving process of the valve sleeve.

Preferably, in the joint valve, a spring cavity is formed between the valve sleeve and the valve seat, a spring is arranged in the spring cavity, one end of the spring abuts against the boss, the other end of the spring abuts against the valve body, and when the spring is in a natural state, the ball is located in the ball channel and abuts against the boss.

Preferably, in the above-described joint valve, the valve seat has a stopper for restricting a position of the valve sleeve in a direction away from the valve body.

An automotive air conditioning assembly comprising a joint valve, wherein the joint valve is any one of the joint valves described above.

The invention provides a joint valve, which realizes butt joint of a connected piece through a first connecting port and a second connecting port, and sets a valve core and a valve seat into an integral structure, so that the valve core does not need to move when in use, and the clamping stagnation of the valve core is avoided, thereby ensuring the normal use of the joint valve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front sectional view of a joint valve disclosed in an embodiment of the present invention.

Detailed Description

The invention discloses a joint valve, which avoids clamping stagnation of a valve core so as to ensure normal use of the joint valve. In addition, the invention also provides an automobile air conditioning assembly with the joint valve.

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. 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.

In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1, the present application discloses a joint valve including a valve seat 4, a valve body 3, and a valve element 1. The valve seat 4 is provided with a first connecting port 31 for communicating with a first connected piece to be connected; the valve body 3 is connected with the valve seat 4 in a sealing way, the valve body 3 is provided with the second connecting port 32, a channel for communicating the first connecting port 31 and the second connecting port 32 is arranged in the valve body 3, and in practice, the first connecting port 31 and the second connecting port 32 are connected with corresponding connected pieces, so that the two connected pieces are communicated, and the joint function is completed.

The valve core 1 is arranged inside the valve body 3 and is integrally connected with the valve body 3, namely the valve body 3 and the valve core 1 are of an integral structure. Realize the butt joint by the connecting piece through first connector 31 and second connector 32 in this application to set up case 1 and disk seat 4 as an organic whole structure, do not need case 1 to move when using, avoid case 1 jamming, thereby guaranteed the normal use of this joint valve.

In a specific embodiment, the valve body 3 is in threaded connection with the valve seat 4, wherein the valve seat 4 is provided with an internal thread, and correspondingly, the valve body 3 is provided with an external thread. During assembly, the internal thread of the valve seat 4 can be sleeved outside the external thread of the valve body 3 and connected through threads. The threaded connection is adopted, so that the joint valve can be conveniently disassembled and replaced. In practice, the valve body 3 and the valve seat 4 can be connected by clamping, for example, the valve body 3 is provided with a clamping buckle, and correspondingly, the valve seat 4 is provided with a clamping groove. During assembly, the buckle is connected with the clamping groove in a clamping mode.

In a preferred embodiment, one end of the valve body 3 close to the valve seat 4 has a step surface, correspondingly, one end of the valve seat 4 close to the valve body 3 has a step section matched with the step surface, and after the valve body 3 is in threaded connection with the valve seat 4, a sealing space for accommodating the sealing element 5 is formed between the step surface and the step section. The specific formation of the sealed space may be as follows: three cylindrical sections with diameters increasing continuously are arranged on the valve body 3 from one end close to the valve seat 4 to the other end, and the step surfaces are formed at the abrupt change positions of the three cylindrical sections; accordingly, the valve seat 4 forms a step section matched with the step surface, and it should be noted that the smallest diameter part of the step surface and the step section has a height difference, so that a sealing space is formed at the position after the valve body 3 is assembled with the valve seat 4.

In practice, a groove for accommodating a sealing member may be provided at the matching position of the valve body 3 and the valve seat 4 to realize sealing.

The sealing member 5 is an O-ring, and a surface of the step surface for contacting the sealing member 5 and/or a surface of the step section for contacting the sealing member 5 is an arc surface for fitting to the sealing member 5. The surface of the step surface, which is in contact with the sealing element 5, is set to be an arc surface, and/or the surface of the step surface, which is in contact with the sealing element 5, is set to be an arc surface, so that the overlarge deformation of the O-shaped sealing ring can be avoided.

The function defined here is the assembly of an O-ring seal, it being understood by those skilled in the art that the manner of achieving a sealed connection between the valve body 3 and the valve seat 4 is within the scope of protection.

In a further embodiment, the valve element 1 is integrally connected with the inner wall of the valve seat 4, and the side wall of the valve element 1 is a part of the channel. The valve core 1 and the valve seat 4 in the application are integrally formed and do not need to be connected, the stability of the valve core 1 is guaranteed, and the channel arranged in the valve seat 4 can be communicated with the first connecting port 31 and the second connecting port 32. When in use, the first connection port 31 and the second connection port 32 can be respectively connected with corresponding connected pieces, and the valve core of the first connected piece is jacked open through the valve core 1, so that communication is realized.

Namely, the joint valve not only can realize the communication between two pipelines, but also can realize the communication between a sealing valve with a thimble and the pipelines.

On the basis of the technical scheme, the joint valve further comprises a valve sleeve 2, the valve sleeve 2 can be sleeved on the valve body 3 along the axis direction of the valve seat 4, and the valve sleeve 2 can be used for clamping a first connecting piece communicated with the first connecting port 31. Valve barrel 2 is the cylinder spare of cover establishing in the valve body 3 outside in this application, guarantees the stability of being connected after first connecting piece docks with first connecting port 31 through the effect of valve barrel 4 and first connecting piece.

In a specific implementation, a specific way of assembling the valve housing 2 clamping the first connecting member with the first connecting port 31 is disclosed, specifically, the valve body 3 is provided with a ball passage for clamping the ball 7 on the side wall of the first connecting port 31, and the diameter of the ball passage is gradually reduced from the outer side of the valve body 3 to the inner side of the valve body 3, in practical application, the ball 7 can protrude out of the side wall of the first connecting port 31, that is, the convex ball 7 is clamped to limit the first connected member.

Correspondingly, one surface of the valve sleeve 2, which is used for being in contact with the valve body 3, is provided with an accommodating groove and a boss, wherein the accommodating groove can accommodate the ball 7, and the boss can be abutted against the ball 7 to limit the ball 7 in the ball channel. Specifically, in the using process, the ball 7 can enter the accommodating groove under the action of the valve housing 2 during the axial movement of the valve housing 2, and at this time, the first connecting port 31 is not provided with a limiting structure, and a first connected piece can be inserted into the first connecting port 31; after the first connected piece is inserted in place, the ball 7 is separated from the accommodating groove and enters the ball channel through the reverse movement of the valve sleeve 2, the boss is opposite to the ball 7 at the moment, and the ball 7 is clamped in the ball channel to complete the fixation of the first connected piece.

Adopt ball 7 to carry out spacing connection to first by the connecting piece in this application, realize first by the assembly of connecting piece and first connector 31, the mode is simple, and easily operation. Furthermore, it will be understood by those skilled in the art that in practice the assembly of the first connected member with the first connection port 31 may also be realized by a threaded connection, while the function of the valve housing 2 in this case is to provide a seal. In addition, the first connected component can be connected with the valve housing 2 by screw thread, that is, the first connected component can be inserted into the first connecting port 31 and can be fixedly connected within the protection scope.

In a further embodiment, a spring chamber is provided between the valve housing 2 and the valve seat 4, and a spring 6 is provided in the spring chamber. Specifically, one end of the spring 6 abuts against the boss, and the other end abuts against the valve body 3, and it should be noted that, when the spring 6 is in a natural state, the ball 7 is located in the ball passage and abuts against the boss.

As shown in fig. 1, the receiving groove and the spring are respectively located at two sides of the boss, and a connecting surface of the receiving groove and the boss is an inclined surface. Thus, when in use, the valve sleeve 2 is pressed, the spring 6 is compressed, the accommodating groove can move downwards until the accommodating groove is opposite to the ball passage, at the moment, the ball 7 enters the accommodating groove, and the first connected piece can be inserted into the first connecting port 31; then release valve barrel 2, under the reset action of spring 6, valve barrel 2 upward movement, under the guide effect of the inclined plane of containing groove, can make ball 7 in the containing groove get into the ball passageway to it is spacing to offset with ball 7 through the boss, makes ball 7 outstanding ball passageway for the first connected piece of joint, thereby realizes the assembly of first connected piece and first connecting port 31.

On the basis of the above technical solution, further, a limiting member 8 for limiting the moving position of the valve sleeve 2 in the direction away from the valve body 3 is further disposed on the valve body 3, and specifically, the limiting member 8 is an annular boss fixed on the valve seat 4. When the valve sleeve 2 is reset by the spring 6, the ball 7 falls into a side of the boss away from the accommodating groove in order to avoid an excessive distance of upward movement of the valve sleeve 2 under the inertia effect, and therefore, the movement of the valve sleeve 2 needs to be limited, and therefore, a limiting member 8 is provided. The specific shape, position and size of the limiting member 8 can be set according to different requirements and are all within the protection range.

As will be understood from the above description, the second connection port 32 of the connector valve disclosed in the present application is used to connect with a second connected member, and in practice, the second connection port 32 is preferably of a circular tube structure, and the second connected member can be sealingly fitted with the second connection port 32 in use. The specific structure of the second connection port 32 is not particularly limited as long as the coupling with the pipeline can be achieved.

In a specific embodiment, a barb may be disposed at the second connection port 32 of the valve body 3, that is, on the outer wall of the second connection port 32, the second connected member may be inserted onto the outer wall of the second connection port 32 by guiding the barb, and the barb may be hooked and limited to prevent the second connected member from being separated from the outer wall of the second connection port 32.

In practice, the second connected element can also be plugged into the outer wall of the second connecting port 32 and sealingly bonded thereto.

With regard to the arrangement of the first connection port 31 and the second connection port 32, those skilled in the art can understand that the two can be arranged oppositely, and the second connection port 32 can also be arranged at the side of the valve body 3, so as to realize the reversing of the flow path, for this reason, the two can be arranged according to different requirements in the actual production.

In addition, this application has still disclosed a vehicle air conditioner subassembly, including the joint valve, wherein, this joint valve is the joint valve disclosed in the above-mentioned embodiment, therefore, the vehicle air conditioner subassembly that has this joint valve also has above-mentioned all technological effects, and the no longer gives unnecessary details here.

Take the connection of vehicle air conditioner subassembly as an example, the air valve of vehicle air conditioner's refrigerant jar is connected to connector valve one end in this application, and the air conditioner pipeline is connected to the other end. When the automobile air-conditioning component is used, one end of the valve of the refrigerant tank is inserted into the joint valve, the valve core of the valve is jacked open through the valve core 1 of the joint valve, the valve is fixedly connected with the first connecting port 31 of the joint valve through the valve sleeve 2, and the second connecting port 32 of the joint valve is connected with an air-conditioning pipeline, so that the whole automobile air-conditioning component is communicated.

When the joint valve is used, the valve core is jacked through the valve core 1, the refrigerant tank can be conducted, air in the joint valve is swept under the action of a refrigerant, and then an air conditioner pipeline is inserted, so that air in a refrigerant channel is reduced, and the influence of air turbulence in the use process of an air conditioner is avoided.

For convenience of operation and ergonomics, it is preferable that the side of the valve body 3 of the joint valve away from the valve seat 4 is provided with an arc-shaped surface. Specifically, the arc-shaped surface side of the joint valve is set to be a four-section structure, wherein the four-section structure comprises two arc-shaped surfaces which are oppositely arranged, the arc-shaped surfaces protrude towards the valve seat 4, and the four-section structure further comprises plane sections with two opposite ends.

It should be noted that the arc-shaped surface and the plane section in the present application are described as a shape formed by projection of the joint valve in fig. 1 on the back surface. It can also be understood that the second cylindrical connecting port is provided with a circular arc-shaped groove to adapt to the fingers of the human body, and the specific size of the circular arc-shaped surface is not limited herein.

As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements. An element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A connector valve, comprising:

the valve seat is provided with a first connecting port;

2. The connector valve of claim 1, wherein the valve body is sealingly threaded with the valve seat, the valve seat having internal threads, and the valve body having external threads.

3. The connector valve according to claim 2, wherein the valve body has a step surface at an end thereof adjacent to the valve seat, the valve seat has a step section at an end thereof adjacent to the valve body, the step section is adapted to the step surface, and after the valve body is screwed to the valve seat, a sealing space for accommodating a sealing member is formed between the step surface and the step section.

4. The connector valve according to claim 3, wherein the sealing element is an O-ring, and the surface of the step surface for contacting the sealing element and/or the surface of the step section for contacting the sealing element is a circular arc surface capable of fitting with the sealing element.

5. The connector valve according to claim 1, wherein the valve element is integrally connected to an inner wall of the valve seat, and a side wall of the valve element is a part of the passage;

6. A connector valve according to claim 1, further comprising a valve housing movably fitted over said valve body in the axial direction of said valve seat, said valve housing being adapted to clamp a first connected member in communication with said first connection port.

7. The connector valve according to claim 6, wherein the valve body has a ball passage for receiving a ball, the ball passage having a diameter that tapers from an outer side of the valve body to an inner side of the valve body, the ball being capable of protruding out of the side wall of the first connector;

8. A connector valve according to claim 7, wherein a spring chamber is provided between said valve housing and said valve seat, a spring is disposed in said spring chamber, one end of said spring abuts against said boss and the other end abuts against said valve body, and in a natural state of said spring, said ball is disposed in said ball passage and abuts against said boss.

9. A connector valve according to claim 8, wherein said valve seat includes a stop for limiting the position of said valve sleeve in a direction away from said valve body.

10. A vehicle air conditioning assembly comprising a junction valve, wherein the junction valve is as claimed in any one of claims 1 to 9.