CN214746103U

CN214746103U - Air conditioning system

Info

Publication number: CN214746103U
Application number: CN202121250910.7U
Authority: CN
Inventors: 赵健
Original assignee: Hisense Shandong Air Conditioning Co Ltd
Current assignee: Hisense Air Conditioning Co Ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-16
Anticipated expiration: 2031-06-04

Abstract

The utility model provides an air conditioning system belongs to air treatment technical field. The air conditioning system comprises a fresh air module, a fresh air inlet and an air outlet; the wall penetrating pipeline is used for communicating the first space and the second space through a wall; a first three-way switch, one interface of which is connected to the exhaust port, one interface of which is connected to the through-wall pipeline, and the other interface of which is communicated with the second space; a first three-way switch, a port of which is connected to the air inlet, a port of which is connected to the wall-through pipeline, and a port of which is communicated with the first space; when the first three-way switch enables the air outlet to be communicated with the second space and the second three-way switch enables the wall penetrating pipeline to be communicated with the air inlet, the air in the first space is discharged to the second space; when the first three-way switch enables the exhaust port to be communicated with the wall penetrating pipeline and the second three-way switch enables the air inlet to be communicated with the second space, air in the second space is exhausted to the first space. The air conditioning system realizes an indoor bidirectional ventilation function by using one fan.

Description

Air conditioning system

Technical Field

The utility model relates to an air treatment technical field especially relates to an air conditioning system.

Background

In the related art, when a user uses an air conditioner, a door and a window are usually closed in order to quickly meet the requirement of indoor temperature, so that the quality of indoor space is deteriorated, and the air conditioner with a fresh air function is further generated; however, the fresh air conditioner can only realize air intake from outside to inside, and cannot discharge indoor air to outside.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve one of the technical problem in the correlation technique at least to a certain extent.

Therefore, the application aims to provide an air conditioning system, and an indoor bidirectional ventilation function is realized by utilizing one fan.

An air conditioning system according to the present application includes: the fresh air module is provided with an air inlet and an air outlet; the wall-through pipeline is used for communicating a first space and a second space through a wall, the first space is one of indoor and outdoor, and the second space is the other of indoor and outdoor; the two three-way switches are respectively a first three-way switch and a second three-way switch and are used for changing the air flow direction; the first three-way switch is connected with the exhaust port at one interface, the wall-through pipeline at one interface and the second space at the other interface; a first three-way switch, a port of which is connected to the air inlet, a port of which is connected to the wall-through pipeline, and a port of which is communicated with the first space; when the first three-way switch enables the air outlet to be communicated with the second space and the second three-way switch enables the wall penetrating pipeline to be communicated with the air inlet, air in the first space passes through the second three-way switch and the fresh air module along the wall penetrating pipeline and is discharged to the second space through the first three-way switch; when the first three-way switch enables the exhaust port to be communicated with the wall penetrating pipeline and the second three-way switch enables the air inlet to be communicated with the second space, air in the second space passes through the second three-way switch, the fresh air module and the first three-way switch and is exhausted to the first space through the wall penetrating pipeline.

The air conditioning system of this application, design through the pipeline to connecting the new trend module, specifically will wear the wall pipeline and divide into two, one way is connected to the gas vent of new trend module through three-way switch, another way is connected to the air inlet of new trend module through three-way switch, and three-way switch can communicate the external world, thereby state through control three-way switch, indoor outer two-way taking a breath under the effect of the fan of a new trend module has been realized, the complexity that needs two sets of fans to realize two-way taking a breath among the prior art has been avoided, this air conditioning system has simple structure, advantage with low costs.

According to an embodiment of the air conditioning system of the present application, a three-way switch includes: the three-way shell is provided with a hollow cavity, and three through openings communicated with the hollow cavity are arranged on the side wall of the three-way shell at intervals; the valve core is rotatably connected in the hollow cavity, and any through hole can be selectively closed in the rotating process of the valve core.

According to the embodiment of the air conditioning system of the present application, the three-way switch further includes: the first limiting part and the second limiting part are arranged in the hollow cavity; when the valve core is abutted against the first limiting part in the rotating process, one through hole is closed, and when the valve core is abutted against the second limiting part, the other through hole is closed.

According to the embodiment of the air conditioning system, the three-way shell comprises a cavity and a cover body, and the first limiting part and the second limiting part are arranged on the cover body and extend towards the cavity.

According to an embodiment of the air conditioning system of the present application, the valve core is fan-shaped.

According to the embodiment of the air conditioning system, the air conditioning system further comprises: a motor for providing a driving force to the outside; the driving wheel is connected with an output shaft of the motor so as to rotate under the driving of the motor; two driven wheels are driven by the driving wheel to rotate, one driven wheel is connected with a valve core of the first three-way switch, and the other driven wheel is connected with a valve core of the second three-way switch.

The air conditioning system realizes the synchronous control of the two three-way switches through one motor, and has the advantages of compact structure and low cost.

According to an embodiment of the air conditioning system of the present application, the first three-way switch and the second three-way switch are respectively driven by a motor.

According to the embodiment of the air conditioning system of the application, the new trend module includes: the fresh air shell is limited on the fresh air shell to form an air inlet and an air outlet; the fan is arranged in the fresh air shell and used for blowing air to the exhaust port from the air inlet.

According to the embodiment of the air conditioning system of the application, the new trend module still includes: and the purification unit is arranged in the fresh air shell, is positioned between the air inlet and the fan and is used for filtering air.

According to the embodiment of the air conditioning system, the air conditioning system comprises an air conditioning outdoor unit, the fresh air module is installed on the air conditioning outdoor unit, the first space is indoor, and the second space is outdoor.

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 these drawings without creative efforts.

FIG. 1 is a schematic diagram of an air conditioning system in a venting state according to an embodiment of the present application;

FIG. 2 is a schematic diagram of an air conditioning system in an intake state according to an embodiment of the present application;

FIG. 3 is an exploded view of a three-way switch of an air conditioning system according to an embodiment of the present application;

FIG. 4 is a perspective view of a valve cartridge and drive mechanism of an air conditioning system according to an embodiment of the present application;

FIG. 5 is a perspective view of a three-way switch and drive mechanism of an air conditioning system according to an embodiment of the present application;

FIG. 6 is a schematic diagram of a three-way switch in a venting state of an air conditioning system according to an embodiment of the present application;

FIG. 7 is a schematic diagram of a three-way switch in an intake state of an air conditioning system according to an embodiment of the present application;

FIG. 8 is a perspective view of a fresh air module of an air conditioning system according to an embodiment of the present application;

FIG. 9 is an exploded view of a fresh air module of an air conditioning system according to an embodiment of the present application;

in the above figures: 10. a fresh air module; 11. a fresh air housing; 111. an air inlet; 112. an exhaust port; 113. an air inlet housing; 113a and an air inlet cavity; 114. a volute; 114a and an air suction opening; 12. a fan; 13. a purification unit; 20. a piping system; 21. a three-way switch; 211. a first three-way switch; 212. a second three-way switch; 213. a three-way housing; 213a, a hollow cavity; 213b, a through hole; 2131. a cavity; 2132. a cover body; 2133. a first limiting part; 2134. a second limiting part; 214. a valve core; 2141. a rotating shaft; 22. a pipeline; 221. a through-wall pipeline; 222. a first branch; 223. a second branch circuit; 23. a motor 24 and a driving wheel; 25. a driven wheel.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, an air conditioning system according to an embodiment of the present application includes a fresh air module 10 and a duct system 20 connected to the fresh air module 10, and is configured to perform bidirectional ventilation between an indoor space and an outdoor space.

The fresh air module 10 includes a fresh air housing 11 and a fan 12 (described below).

Wherein, the fresh air shell 11 is limited and formed with an air inlet 111 and an air outlet 112; a fan 12 is disposed in the fresh air housing 11 for blowing air from the air inlet 111 to the air outlet 112.

The piping system 20 includes two three-way switches 21 and a through-wall pipe 221. The three-way switch 21 is used for changing the flowing direction of gas in the pipeline, and the wall-through pipeline 221 is installed through a wall and communicated with the outdoor and the indoor.

The fresh air module 10 of the embodiment of the present application may be installed outdoors, for example, fixed on a wall body alone or installed on an outdoor unit of an air conditioner; the fresh air module 10 may also be installed indoors, for example, integrated into an indoor unit of an air conditioner. The purpose of the present application of bi-directional ventilation can be achieved whether the fresh air module 10 is indoors or outdoors.

In the present embodiment, the fresh air module 10 is installed outdoors for illustration:

the wall-through pipeline 221 is divided into two parts from the indoor wall-through to the outdoor, the first branch 222 is connected to the exhaust port 112 of the fresh air module 10, and the second branch 223 is connected to the air inlet 111 of the fresh air module 10. The first branch 222 and the second branch 223 are respectively connected with a three-way switch 21, and the three-way switch 21 has an interface communicated with the outside (outdoors), so that the first branch 222 and the second branch 223 can be communicated with the outdoors.

That is, the three-way switch 21 has two, a first three-way switch 211 and a second three-way switch 212. The 1 interface of the first three-way switch 211 is connected to the wall-through pipeline 221, the 2 interface is connected to the exhaust port 112 of the fresh air module 10 through the pipeline 22, and the 3 interface is communicated with the outside; the interface 1 of the second three-way switch 212 is connected to the wall-through pipe 221, the interface 2 is connected to the air inlet 111 of the fresh air module 10, and the interface 3 is communicated with the outside.

When the first three-way switch 211 connects the air outlet 112 of the fresh air module 10 with the outdoor and the second three-way switch 212 connects the air inlet 112 of the fresh air module 10 with the wall-through pipe 221, that is, the 2 and 3 interfaces of the first three-way switch 211 are connected and the 1 and 2 interfaces of the second three-way switch 212 are connected, specifically referring to fig. 1, the arrows in the figure indicate the air flowing direction, and under the action of the fan 12 in the fresh air module 10, the indoor air is discharged to the outdoor from the 2-3 interface of the first three-way switch 211 through the wall-through pipe 221, the 1-2 interface of the second three-way switch 212, the air inlet 111 and the air outlet 112 of the fresh air module 10, so as to realize the indoor-to-outdoor air discharge.

When the first three-way switch 211 connects the air outlet 112 of the fresh air module 10 with the wall-through pipe 221, and the second three-way switch 212 connects the air inlet 111 of the fresh air module 10 with the outside, that is, the 2 and 1 interfaces of the first three-way switch 211 are connected, and the 3 and 2 interfaces of the second three-way switch 212 are connected, specifically referring to fig. 2, the arrows in the figure indicate the air flowing direction, and under the action of the fan 12 in the fresh air module 10, the outdoor air is discharged to the inside through the wall-through pipe 221 via the 3 and 2 interfaces of the second three-way switch, the air inlet 111 of the fresh air module 10, the air outlet 112, and the 2 and 1 interfaces of the first three-way switch 211, so as to achieve the air inlet from the outside to the inside.

The utility model provides an air conditioning system designs through the pipe-line system 20 of being connected with new trend module 10, connect a tee bend switch 21 that can communicate with the external world on first branch road 222 and the second branch road 223 of wall pipeline 221 are connected respectively to new trend module 10, thereby the accessible changes tee bend switch 21's state and changes pipe-line system 20's gas flow direction, realize indoor outer two-way taking a breath under the effect of a fan 12, the complicated and with high costs problem of structure that leads to of indoor admitting air and exhaust through two fans respectively among the prior art has been avoided, and the steam generator has a simple structure, low cost's advantage.

According to an embodiment of the air conditioning system of the present application, referring to fig. 3, the three-way switch 21 includes a three-way housing 213 and a valve cartridge 214.

The three-way housing 213 has a hollow cavity 213a, and three through holes 213b are spaced apart from each other on a sidewall of the three-way housing 213 and are communicated with the hollow cavity 213a, and the through holes 213b can be communicated with the hollow cavity 213 a.

The valve core 214 is disposed in the hollow cavity 213a and can rotate in the hollow cavity 213a, the valve core 214 can selectively rotate to any one of the through holes 213b, so as to close the through hole 213b, and the other two through holes 213b are communicated through the hollow cavity 213 a. For example, when the valve core 214 rotates to the port 1 of the three-way switch 21, the port 1 is closed, and the

ports

2 and 3 are communicated; when the valve core 214 rotates to the 3 ports of the three-way switch 21, the 3 ports are closed, and the 1 and 2 ports are communicated.

In some embodiments of the air conditioning system of the present application, since the 2 port of the three-way switch 21 is always in the open state during air intake and exhaust, that is, only two states of the three-way switch 21 are used in the embodiments of the present application. The three-way switch 21 may further include a first limiting portion 2133 and a second limiting portion 2134, wherein the first limiting portion 2133 and the second limiting portion 2134 are disposed in the hollow cavity 213a and located at two sides of the 2 port, so that the spool 214 only changes positions of the 1 port and the 3 port, and is located at the 1 port position when the spool 214 abuts against the first limiting portion 2133, and is located at the 3 port position when the spool 214 abuts against the second limiting portion 2134. The position limitation of the change position of the valve core 214 is realized through the first limiting part 2133 and the second limiting part 2134, the problem that the position of the valve core 214 is not accurate enough when the interface 1 or the interface 3 is closed is effectively avoided, and the valve core has the advantage of high reliability.

The tee housing 213 can include a cavity 2131 and a cap 2132. The interior of the cavity 2131 defines a hollow cavity 213a having an open end, and a cap 2132 is attached to the open end of the cavity 2131. The first and second limiting

portions

2133 and 2134 are formed on the cover 2132 and extend into the hollow cavity 213 a.

The valve core 214 is substantially fan-shaped. A rotating shaft 2141 extends from the center of the valve core 214 toward the cover 2132, and the rotating shaft 2141 penetrates through the cover 2132 to be connected with a driving mechanism, and is driven by the driving mechanism to rotate.

In some embodiments of the present air conditioning system, the first three-way switch 211 and the second three-way switch 212 may be driven by a single motor.

Specifically, referring to fig. 4 and 5, the driving mechanism includes a motor 23, a driving pulley 24, and two driven pulleys 25. The output shaft of the motor 23 is connected with the driving wheel 24, the two driven wheels 25 are both meshed with the driving wheel 24, and the two driven wheels 25 are respectively connected with the rotating shaft 2141 of one valve core 214. Under the driving of the motor 23, the driving wheel 24 drives the two driven wheels 25 to rotate, thereby realizing the simultaneous change of the states of the first three-way switch 211 and the second three-way switch 212.

In the exhaust state, referring to fig. 6, the spool 214 of the first three-way switch 211 is in a state of closing the 1 port, and the spool 214 of the second three-way switch 212 is in a state of closing the 3 port; when the air inlet state needs to be converted, the motor 23 drives the driving wheel 24 to rotate clockwise, and the two driven wheels 24 drive the valve core 214 to rotate anticlockwise; referring to fig. 7, the spool 214 of the first three-way switch 211 rotates from 1 port to 3 ports, and the spool 214 of the second three-way switch 211 rotates from 3 ports to 1 port. Similarly, when the exhaust state needs to be returned, the motor 23 drives the driving wheel 24 to rotate counterclockwise, the two driven wheels 24 drive the valve core 214 to rotate clockwise, the valve core 214 of the first three-way switch 211 returns to the interface 1 from the interface 3, and the valve core 214 of the second three-way switch 211 rotates to the interface 3 from the interface 1.

According to the air conditioning system of the application, the valve cores 214 of the two three-way switches 21 are respectively connected with one driven wheel 25, and then the two driven wheels are driven by one motor and one driving wheel to rotate simultaneously, so that the states of the two three-way switches 21 are changed simultaneously, one motor can be saved, and the air conditioning system has the advantages of compact structure and low cost.

In other embodiments of the air conditioning system of the present application, the two three-way switches 21 may each be driven by a separate drive mechanism.

Specifically, the spool 214 of the first three-way switch 211 and the spool 214 of the second three-way switch 212 are connected to one motor 23, so that the first three-way switch 211 and the second three-way switch 212 are not connected, and the positions of the two can be arbitrarily arranged, thereby having the advantage of flexible layout.

According to the embodiment of the air conditioning system of the present application, referring to fig. 8 and 9, the fresh air housing 11 specifically includes an air inlet housing 113 and a volute 114.

The air inlet case 113 has an air inlet chamber 113a with one side opened, and the scroll casing 114 is connected to the open end of the air inlet case 113. The air inlet housing 113 and the volute 114 extend outwards to form an air inlet 111 communicated with the air inlet cavity 113 a.

An air suction opening 114a is arranged on one side of the volute 114 facing the air inlet casing 113, an air outlet 112 is also arranged on the peripheral side of the volute 114, and the fan 12 is arranged on the volute 114, so that air enters the air inlet cavity 113a from the air inlet 111, passes through the air suction opening 114a of the volute 114 and is finally blown out from the air outlet 112 on the volute 114.

The fresh air module 10 may include a purification unit 13 disposed in the air inlet cavity 113 corresponding to the air suction opening 114a for filtering impurities in the air.

According to the application, through designing the pipeline of connecting the new trend module, specifically will wear the wall pipeline and divide into two, one way is connected to the gas vent of new trend module through three-way switch, another way is connected to the air inlet of new trend module through three-way switch, and three-way switch can communicate the external world, thereby through the state of control three-way switch, indoor outer two-way taking a breath under the fan effect of a new trend module has been realized, the complexity that two sets of fans need to realize two-way taking a breath among the prior art has been avoided, this air conditioning system has simple structure, advantage with low costs.

According to the application, the synchronous control of the two three-way switches is realized through one motor, and the three-way switch has the advantages of compact structure and low cost.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An air conditioning system, comprising:

the fresh air module is provided with an air inlet and an air outlet;

the wall-through pipeline is used for communicating a first space and a second space through a wall, the first space is one of indoor and outdoor, and the second space is the other of indoor and outdoor;

the two three-way switches are respectively a first three-way switch and a second three-way switch and are used for changing the air flow direction; wherein,

one interface of the first three-way switch is connected to the exhaust port, one interface of the first three-way switch is connected to the wall penetrating pipeline, and the other interface of the first three-way switch is communicated with the second space;

one interface of the second three-way switch is connected to the air inlet, one interface of the second three-way switch is connected to the through-wall pipeline, and the other interface of the second three-way switch is communicated with the second space;

when the first three-way switch enables the air outlet to be communicated with the second space and the second three-way switch enables the wall-through pipeline to be communicated with the air inlet, air in the first space passes through the second three-way switch and the fresh air module along the wall-through pipeline and is discharged to the second space through the first three-way switch;

when the first three-way switch enables the exhaust port to be communicated with the wall penetrating pipeline and the second three-way switch enables the air inlet to be communicated with the second space, air in the second space passes through the second three-way switch, the fresh air module and the first three-way switch and is discharged to the first space through the wall penetrating pipeline.

2. The air conditioning system of claim 1, wherein the three-way switch comprises:

the three-way valve comprises a three-way shell, a valve body and a valve body, wherein the three-way shell is provided with a hollow cavity, and three through holes communicated with the hollow cavity are formed in the side wall of the three-way shell at intervals;

the valve core is rotatably connected in the hollow cavity, and any one through hole can be selectively closed in the rotating process of the valve core.

3. The air conditioning system of claim 2, wherein the three-way switch further comprises:

the first limiting part and the second limiting part are arranged in the hollow cavity;

and when the valve core abuts against the first limiting part in the rotating process, one through hole is closed, and when the valve core abuts against the second limiting part, the other through hole is closed.

4. The air conditioning system of claim 3, wherein the three-way housing comprises a cavity and a cover, and the first and second limiting portions are disposed on the cover and extend into the cavity.

5. The air conditioning system of claim 2, wherein the valve core is fan-shaped.

6. The air conditioning system according to any one of claims 2 to 5, further comprising:

a motor for providing a driving force to the outside;

a driving wheel connected with an output shaft of the motor to rotate under the driving of the motor;

and the two driven wheels are driven by the driving wheel to rotate, one driven wheel is connected with the valve core of the first three-way switch, and the other driven wheel is connected with the valve core of the second three-way switch.

7. The air conditioning system as claimed in any one of claims 2 to 5, wherein the first three-way switch and the second three-way switch are driven by a motor, respectively.

8. The air conditioning system of claim 1, wherein the fresh air module comprises:

a fresh air housing defining the air inlet and the air outlet therein;

and the fan is arranged in the fresh air shell and used for blowing air to the exhaust port from the air inlet.

9. The air conditioning system of claim 8, wherein the fresh air module further comprises:

and the purification unit is arranged in the fresh air shell, is positioned between the air inlet and the fan and is used for filtering air.

10. The system of claim 1, wherein the air conditioning system comprises an outdoor unit, the fresh air module is installed on the outdoor unit, the first space is indoor, and the second space is outdoor.