CN113719914B

CN113719914B - Module mechanism, air conditioner outdoor unit and air conditioning system

Info

Publication number: CN113719914B
Application number: CN202111040315.5A
Authority: CN
Inventors: 苏瑞而; 吴彦东; 毕姬成
Original assignee: GD Midea Heating and Ventilating Equipment Co Ltd; Hefei Midea Heating and Ventilating Equipment Co Ltd
Current assignee: GD Midea Heating and Ventilating Equipment Co Ltd; Hefei Midea Heating and Ventilating Equipment Co Ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2024-03-29
Anticipated expiration: 2041-09-06
Also published as: CN113719914A

Abstract

The present invention relates to the field of air conditioning technologies, and in particular, to a module mechanism, an air conditioner outdoor unit, and an air conditioning system. The module mechanism comprises a module body, wherein a first cavity, a second cavity and a third cavity are arranged in the module body, the first cavity is used for accommodating the oil separator, the second cavity is used for accommodating the one-way valve, and the third cavity is used for accommodating the filter; the module body is provided with a first connecting port communicated with the first cavity, a second connecting port communicated with the second cavity and a third connecting port communicated with the third cavity. The module mechanism provided by the invention can integrate the oil separator, the one-way valve and the filter element into the first cavity, the second cavity and the third cavity respectively, so that the internal space of the whole outdoor unit is saved, and corrosion can be prevented; the pipeline is correspondingly arranged at the first connecting port, the second connecting port and the third connecting port, so that the pipeline is convenient to be communicated with the first cavity, the second cavity and the third cavity, and accordingly a corresponding fluid communication relationship can be formed with the oil separator, the one-way valve and the filter, and time and labor are saved.

Description

Module mechanism, air conditioner outdoor unit and air conditioning system

Technical Field

The present invention relates to the field of air conditioning technologies, and in particular, to a module mechanism, an air conditioner outdoor unit, and an air conditioning system.

Background

The existing outdoor unit of the air conditioner mainly comprises a compressor, a low-pressure tank, an electric element, a filter, a one-way valve, an oil separator and a capillary tube, all parts are required to be welded through connecting pipelines, the space inside the whole outdoor unit is fully distributed by the pipelines, the piping is complex, the installation and maintenance costs are high, a great deal of manpower and time are required in the assembling process of the outdoor unit, and the production efficiency and the production cost are greatly increased.

In the working process of the outdoor unit of the air conditioner, the compressor is a vibration source, so that a pipeline connected with the compressor is easy to break.

In addition, the oil separator, the one-way valve and the filter are all exposed outside, so that the oil separator not only occupies large space, but also is easy to corrode.

Disclosure of Invention

The invention aims to provide a module mechanism, an air conditioner outdoor unit and an air conditioning system, which are used for relieving the technical problems that in the prior art, the space inside the whole outdoor unit is fully distributed by pipelines, the piping is complex, the installation and maintenance costs are high, a great deal of manpower and time are required in the assembly process of the outdoor unit, and an oil separator, a one-way valve and a filter are all exposed outside, so that the space is large, and the corrosion is easy.

In view of the above, the present invention provides a module mechanism for an air conditioning system, the module mechanism including a module body, the module body being internally provided with a first chamber for accommodating an oil separator, a second chamber for accommodating a check valve, and a third chamber for accommodating a filter; the module body is also provided with a first connecting port communicated with the first cavity, a second connecting port communicated with the second cavity and a third connecting port communicated with the third cavity.

Further, in the above technical solution, the first cavity is adapted to the shape of the oil separator, the second cavity is adapted to the shape of the check valve, and the third cavity is adapted to the shape of the filter.

Further, in the above technical scheme, the inside of the module body is also provided with a refrigerant channel penetrating through the module body,

the refrigerant channel is used for communicating with a multi-way valve of the air conditioner; and/or the number of the groups of groups,

the refrigerant channel is used for accommodating a refrigerant pipeline, and the refrigerant pipeline is used for being communicated with a multi-way valve of the air conditioner.

Further, in any of the above aspects, the first cavity is in communication with the second cavity.

Further, in any of the above technical solutions, the first cavity includes an upper cavity section and a lower cavity section that are sequentially communicated from top to bottom, the upper cavity section and the lower cavity section are hollow cylindrical, the diameter of the upper cavity section is greater than the diameter of the lower cavity section, and the length of the upper cavity section is greater than the length of the lower cavity section.

Further, in any of the above technical solutions, the second cavity includes a first cavity section, a connecting cavity section, and a second cavity section that are sequentially communicated from top to bottom; the first cavity section and the second cavity section are cylindrical, the connecting cavity section is hollow round table, the outer diameter of the first cavity section is larger than that of the second cavity section, the first cavity section is communicated with the first cavity, and the second cavity section is used for being communicated with a third port of the four-way valve.

Further, in any of the above embodiments, the third chamber comprises one or more subchambers, each subchamber being configured to receive one of the filter cartridges of the filter.

Further, in any of the above-mentioned solutions, the second connection port includes a valve body access port, and the valve body access port is provided with a valve body end cover, and the valve body end cover is movably mounted on the module body and is located at the valve body access port, so as to open or close the valve body access port; and/or the number of the groups of groups,

the third connector comprises a filter element access hole, the filter element access hole is provided with a filter element end cover, and the filter element end cover is movably mounted on the module body and located at the filter element access hole so as to open or close the filter element access hole.

Further, in any of the above technical solutions, a separation assembly of the oil separator is disposed inside the first chamber, a valve core assembly of the one-way valve is disposed inside the second chamber, and a filter element is disposed inside the third chamber.

Further, in any of the above technical solutions, the multi-way valve is a four-way valve;

the refrigerant channels comprise a first refrigerant channel communicated with a first port of the four-way valve, a second refrigerant channel communicated with a second port of the four-way valve and a third refrigerant channel communicated with a fourth port of the four-way valve.

Further, in the above technical solution, the third connection port includes a port that communicates with the third refrigerant channel, the module body further includes a fourth connection port that communicates with the first refrigerant channel and a fifth connection port that communicates with the second refrigerant channel, the fourth connection port is used for communicating with the outdoor heat exchanger, and the fifth connection port is used for communicating with the low-pressure tank.

Further, in any of the above-mentioned aspects, the third connection port further includes a first pipe port provided in a wall of the third chamber for communicating with one end of the first capillary; the first connecting port comprises a second pipe port arranged on the cavity wall of the first cavity and used for being communicated with the other end of the first capillary pipe, and a third pipe port used for being communicated with one end of the second capillary pipe, and the other end of the second capillary pipe is used for being communicated with a low-pressure tank.

Further, in any of the above technical solutions, a plurality of connection channels with openings at two ends are further provided in the module body, and two ends of the plurality of connection channels extend to the outer surface of the module body.

Further, in the above technical solution, the plurality of connection channels include an expansion valve connection channel, a solenoid valve connection channel, a pressure switch connection channel, and a pressure sensor connection channel.

Based on the above object, the present invention further provides an outdoor unit of an air conditioner, which comprises the module mechanism and the machine body in any one of the above technical schemes, wherein the module mechanism is disposed inside the machine body.

Further, in the above technical solution, the outdoor unit of the air conditioner further includes a four-way valve; the module body is also provided with a sixth connecting port communicated with the first refrigerant channel and a seventh connecting port communicated with the second refrigerant channel; the first port of the four-way valve is communicated with the sixth connecting port, the second port of the four-way valve is communicated with the seventh connecting port, the third port of the four-way valve is communicated with the second cavity, and the fourth port of the four-way valve is communicated with the third cavity.

Further, in the above technical scheme, the device further comprises a compressor, a low-pressure tank and a base, wherein the compressor and the low-pressure tank are connected to the base, and the module mechanism is connected to the base through a supporting frame or is connected to the low-pressure tank.

Based on the above object, the present invention further provides an air conditioning system, which includes the module mechanism in any of the above technical solutions.

Compared with the prior art, the invention has the following main beneficial effects:

the invention provides a module mechanism for an air conditioning system, which comprises a module body, wherein a first cavity, a second cavity and a third cavity are arranged in the module body, the first cavity is used for accommodating an oil separator, the second cavity is used for accommodating a one-way valve, and the third cavity is used for accommodating a filter; the module body is also provided with a first connecting port communicated with the first cavity, a second connecting port communicated with the second cavity and a third connecting port communicated with the third cavity.

Based on the structure, the first cavity, the second cavity and the third cavity are arranged in the module body, so that the oil separator, the one-way valve and the filter element can be respectively integrated in the first cavity, the second cavity and the third cavity, the piping can be simplified, the space in the whole outdoor unit can be saved, and corrosion can be prevented; because the module body is provided with the first connecting port communicated with the first cavity, the second connecting port communicated with the second cavity and the third connecting port communicated with the third cavity, pipelines can be directly correspondingly arranged at the first connecting port, the second connecting port and the third connecting port in the assembling process of the outdoor unit so as to be communicated with the first cavity, the second cavity and the third cavity, thereby forming corresponding fluid communication relation with the oil separator, the one-way valve and the filter, and saving manpower and time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a modular mechanism according to an embodiment of the present invention;

FIG. 2 is a schematic view of a module mechanism according to another embodiment of the present invention;

FIG. 3 is a top view of a modular mechanism provided by an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic diagram of the internal structure of the module mechanism and the four-way valve according to the embodiment of the present invention;

FIG. 6 is a schematic diagram of another view angle of the internal structure of the module mechanism and the four-way valve according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of an outdoor unit of an air conditioner (neither a supporting frame nor an electric cabinet are shown) according to an embodiment of the present invention;

FIG. 9 is a partial enlarged view at B in FIG. 8;

fig. 10 is a schematic structural diagram of another view angle of an outdoor unit of an air conditioner according to an embodiment of the present invention (the support frame, the electric cabinet, the low-pressure tank, and the outdoor heat exchanger are not shown).

Icon: 1-a first surface; 11-a first shut-off valve interface; 12-a second shut-off valve interface; 13-passage opening; 14-sixth connection port; 15-seventh connection port; 2-a second surface; 21-compressor connection port; 3-a third surface; 31-a fifth connection port; 4-a fourth surface; a 41-terminal interface; 42-fourth connection port; 5-a fifth surface; 6-a first pipeline; 61-a second line; 7-a first cavity; 71-an upper chamber section; 72-a lower chamber section; 8-a second chamber; 81-a first chamber section; 82-connecting the cavity sections; 83-a second chamber section; 84-valve body end cap; 9-a third chamber; 91-a first subchamber; 911-first cartridge end cap; 92-a second subchamber; 921-a second cartridge end cap; 101-a first refrigerant channel; 102-a second refrigerant channel; 103-expansion valve connection channel; 104-a solenoid valve connecting passage; 105-pressure switch connection channel; 106-a pressure sensor connection channel; 107-a third refrigerant passage; 201-a first stop valve; 202-a second shut-off valve; 203-a four-way valve; 2031-a first port; 2032-a second port; 2033-third port; 2034-fourth port; 204-an expansion valve; 205-solenoid valve; 206-a compressor; 2061-an exhaust pipe; 207-low pressure tank; 2071-an air inlet pipe; 2072-outlet duct; 208-supporting frame; 209-an outdoor heat exchanger; 210-an electric cabinet; 211-a first capillary; 212-a second capillary; 213-pressure switch; 214-a pressure sensor; 301-a first pipe interface; 302-a second pipe interface; 303-third pipe interface.

Detailed Description

The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, only for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present invention, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 6, the present embodiment provides a module mechanism for an air conditioning system, the module mechanism including a module body, and a receiving cavity provided inside the module body. The accommodating cavity is used for accommodating refrigeration fittings of the air conditioning system.

The refrigeration accessory has a gas-liquid transmission function and can realize other functions in an air conditioning system.

For example, the refrigeration fittings may include, but are not limited to, a filter, the filter having a function of transmitting a refrigerant and capable of filtering impurities in a refrigerant flow path; for another example, the refrigeration fitting may include a check valve that has a transmission function and can realize a function of preventing the backflow of the refrigerant flow path; for another example, the refrigeration fitting may include an oil separator that has a transfer function and that is capable of separating the refrigerant and the frozen oil mixture separately.

In one possible embodiment, the refrigeration fitting includes an oil separator, a one-way valve, and a filter. The receiving chamber comprises a first chamber 7, a second chamber 8 and a third chamber 9. The first cavity 7 is used for accommodating an oil separator, the second cavity 8 is used for accommodating a one-way valve, and the third cavity 9 is used for accommodating a filter; the module body is also provided with a first connecting port communicated with the first cavity 7, a second connecting port communicated with the second cavity 8 and a third connecting port communicated with the third cavity 9.

Based on the structure, the module mechanism provided by the embodiment can integrate the oil separator, the one-way valve and the filter element in the first cavity 7, the second cavity 8 and the third cavity 9 respectively by arranging the first cavity 7, the second cavity 8 and the third cavity 9 in the module body, so that the piping can be simplified, the space in the whole outdoor unit can be saved, and corrosion can be prevented; because the module body is provided with the first connecting port communicated with the first cavity 7, the second connecting port communicated with the second cavity 8 and the third connecting port communicated with the third cavity 9, pipelines can be directly and correspondingly arranged at the first connecting port, the second connecting port and the third connecting port in the assembling process of the outdoor unit so as to be communicated with the first cavity 7, the second cavity 8 and the third cavity 9, thereby forming corresponding fluid communication relation with the oil separator, the one-way valve and the filter, and saving manpower and time.

In this embodiment, the oil separator refers to a component capable of realizing an oil-gas separation function, and may be a separation unit in the oil separator or may be the oil separator itself.

In this embodiment, the check valve refers to a component capable of realizing a unidirectional flow function of the refrigerant, and may be a valve core assembly in the check valve or may be the check valve itself. The filter means a member capable of realizing a filtering function, and may be a filter cartridge or a filter itself.

In order to facilitate the installation of the oil separator, the one-way valve and the filter and reduce the vibration stress of the components, in this embodiment, the first chamber 7 is adapted to the shape of the oil separator, the second chamber 8 is adapted to the shape of the one-way valve, and the third chamber 9 is adapted to the shape of the filter.

Specifically, when the oil separator itself is accommodated in the first chamber 7, the first chamber 7 is adapted to the shape of the housing of the oil separator, for example, the inner wall of the first chamber 7 is tightly fitted to the outer wall of the housing of the oil separator; when the first chamber 7 accommodates therein a separation assembly of an oil separator, the first chamber 7 is shaped so as to restrict shaking of the separation assembly in the vertical direction and the horizontal direction.

When the check valve itself is accommodated in the second cavity 8, the second cavity 8 is adapted to the shape of the housing of the check valve, for example, the inner wall of the second cavity 8 is in close fit with the outer wall of the housing of the check valve; when the second chamber 8 houses the spool assembly of the check valve, the shape of the second chamber 8 is configured to limit the sloshing of the spool assembly in the horizontal direction.

When the filter itself is housed in the third chamber 9, the third chamber 9 is adapted to the shape of the housing of the filter, for example, the inner wall of the third chamber 9 is in close fit with the outer wall of the housing of the filter; when the third chamber 9 accommodates a filter cartridge, the shape of the third chamber 9 is configured to limit shaking of the filter cartridge in the vertical and horizontal directions.

In one possible design of this embodiment, the first chamber 7 is internally provided with a separate component of the oil separator, the second chamber 8 is internally provided with a valve element component of the one-way valve, and the third chamber 9 is internally provided with a filter cartridge.

In this embodiment, the module body has a rectangular block structure, and optionally, the module body is made of metal.

Note that the shape of the module body is not limited to a rectangular shape.

The module body is manufactured by adopting a 3D printing technology or wax melting casting.

In this embodiment, the inside of the module body is further provided with a refrigerant channel penetrating through the module body, and the refrigerant channel is used for communicating with a multi-way valve of the air conditioner.

It should be noted that the refrigerant channel may also be used to accommodate a refrigerant pipe, where the refrigerant pipe is used to communicate with a multi-way valve of an air conditioner.

In addition, when the number of the refrigerant channels is plural, it is also possible to set a part of the refrigerant channels directly used for communicating with the multi-way valve of the air conditioner, and another part of the refrigerant channels used for accommodating the refrigerant pipeline and communicating with the multi-way valve of the air conditioner through the refrigerant pipeline.

In this embodiment, the multi-way valve is a four-way valve 203.

The multi-way valve is not limited to the four-way valve 203, and may be, for example, but not limited to, a three-way valve or other multi-way valve.

In this embodiment, referring to fig. 1 and 2, the module body has six outer surfaces, named first surface 1, second surface 2, third surface 3, fourth surface 4, fifth surface 5 and sixth surface, respectively. Wherein the first surface 1 is opposite to the second surface 2, the third surface 3 is opposite to the fourth surface 4, and the fifth surface 5 is opposite to the sixth surface.

Referring to fig. 1, the first surface 1 of the module body is provided with a first shut-off valve interface 11 and a second shut-off valve interface 12, both for mounting shut-off valves. Wherein, the stop valve positioned at the left side is named as a first stop valve 201, and the first stop valve 201 is arranged at the first stop valve interface 11; the shut-off valve on the right is designated as the second shut-off valve 202, and the second shut-off valve 202 is mounted on the second shut-off valve interface 12. In use, an indoor heat exchanger (not shown) is connected between the first stop valve 201 and the second stop valve 202, and the four-way valve 203 is disposed on the side near the first surface 1.

The first connection port includes a compressor connection port 21 provided at the second surface 2 of the module body, the compressor connection port 21 communicates with the first chamber 7, and the compressor connection port 21 is for communicating with the discharge pipe 2061 of the compressor 206.

In this embodiment, as shown in fig. 4, the first cavity 7 includes an upper cavity section 71 and a lower cavity section 72 that are sequentially communicated from top to bottom, the upper cavity section 71 and the lower cavity section 72 are hollow cylindrical, the diameter of the upper cavity section 71 is larger than that of the lower cavity section 72, and the length of the upper cavity section 71 is larger than that of the lower cavity section 72. The compressor connection port 21 communicates with the upper chamber section 71.

Fig. 6 shows a schematic view of another view of the internal structure of the modular mechanism in cooperation with the four-way valve 203, wherein fig. 6 omits the solid portion of the modular body, leaving only the cavity walls of each cavity and the channel walls of each connecting channel. Referring to fig. 6, the second chamber 8 includes a first chamber section 81, a connecting chamber section 82, and a second chamber section 83 which are sequentially communicated from top to bottom; the first cavity section 81 and the second cavity section 83 are cylindrical, the outer diameter of the first cavity section 81 is larger than that of the second cavity section 83, the first cavity section 81 is connected with the second cavity section 83 through the connecting cavity section 82, the connecting cavity section 82 is hollow round table, and the diameter of the connecting cavity section 82 is gradually reduced from the outer diameter of the first cavity section 81 to the outer diameter of the second cavity section 83; the first chamber section 81 communicates with the first chamber 7 and the second chamber section 83 is adapted to communicate with the third port 2033 of the four-way valve 203.

The second connection port comprises a valve body access port formed by the outside of the third surface 3 of the module body extending from the cavity wall of the first cavity section 81, the valve body access port is provided with a valve body end cover 84, the valve body end cover 84 is movably mounted on the module body and located at the valve body access port to open or close the valve body access port, and the valve core and the base are convenient to overhaul and replace in such a way.

Optionally, the valve body end cap 84 is attached to the edge of the valve body access opening by fasteners such as bolts and nuts.

Optionally, the flange is provided at the edge of the valve body access opening, and the valve body end cap 84 is fixedly connected to the flange by fasteners such as bolts and nuts.

Optionally, a seal is provided between the valve body end cap 84 and the valve body access port to enhance the sealing performance of the second chamber 8.

The valve body end cover 84 may be hinged to the module body via a hinge shaft.

The second connection port further comprises an end port 41, the end port 41 being formed by a cavity wall of the second cavity section 83 extending outside the fourth surface 4 of the module body, the end port 41 being adapted to communicate with the third port 2033 of the four-way valve 203.

The third connection port comprises a filter element access port which is arranged on the fourth surface 4. The filter core access opening is provided with the filter core end cover, and filter core end cover movable mounting is in the module body and is located filter core access opening department to open or close the filter core access opening, the filter core in the third chamber 9 of such mode is convenient for overhauls and changes.

Fig. 5 provides a schematic illustration of the internal structure of the modular mechanism in cooperation with the four-way valve 203, wherein fig. 5 omits the physical portion of the modular body, leaving only the chamber walls of each chamber and the channel walls of each connecting channel. Referring to fig. 5, in the present embodiment, the third chamber 9 includes two subchambers, named as a first subchamber 91 and a second subchamber 92, respectively, and the filter cartridge includes a first cartridge located inside the first subchamber 91 and a second cartridge located inside the second subchamber 92.

Alternatively, the first subchamber 91 and the second subchamber 92 are independently disposed, the first subchamber 91 and the second subchamber 92 being generally cylindrical, and the axis of the first subchamber 91 and the axis of the second subchamber 92 being parallel. The diameter of the first subchamber 91 is larger than the diameter of the second subchamber 92.

In this embodiment, the third connection port further includes a passage port 13 communicating with the first subchamber 91 and used for communicating with the fourth port 2034 of the four-way valve 203, and a second shutoff valve port 12 provided on the chamber wall of the first subchamber 91 and used for communicating with the indoor heat exchanger; the third connection port further includes an interface provided at one end of the second subchamber 92 for communication with the solenoid valve 205 and an interface provided at the other end of the second subchamber 92 for communication with the compressor 206.

In this embodiment, the filter element access opening includes a first filter element access opening formed by the cavity wall of the first subchamber 91 extending to the exterior of the module body and a second filter element access opening formed by the cavity wall of the second subchamber 92 extending to the exterior of the module body.

Referring to fig. 1 and 4, the cartridge end cap includes a first cartridge end cap 911 and a second cartridge end cap 921, the first cartridge end cap 911 being removably capped to the first cartridge access opening, the second cartridge end cap 921 being removably capped to the second cartridge access opening.

For example, the edge of the first cartridge access opening may be provided with a first outward flange to which the first cartridge end cap 911 is removably attached by bolts and nuts; the edge of the second cartridge access port may be provided with a second flange, and the second cartridge end cap 921 is detachably connected to the first flange by a bolt and a nut.

Through with filter core end cover detachably install in the filter core access hole, be convenient for overhaul and change the filter core.

A sealing member is provided between the first cartridge access opening and the first cartridge end cap 911 and a sealing member is provided between the second cartridge access opening and the second cartridge end cap 921.

For example, the seal is a seal ring.

It should be noted that the filter cartridge in this embodiment may be an existing filter cartridge, and the structure thereof will not be described in detail.

Referring to fig. 5, the refrigerant channels include a first refrigerant channel 101 for communicating with a first port 2031 of the four-way valve 203, a second refrigerant channel 102 for communicating with a second port 2032 of the four-way valve 203, and a third refrigerant channel 107 for communicating with a fourth port 2034 of the four-way valve 203.

Optionally, the portion of the first refrigerant channel 101 located inside the module body is in a straight pipe shape, and the axis of the first refrigerant channel 101 is perpendicular to the third surface 3.

Optionally, the second refrigerant channel 102 is bent, and a corner of the second refrigerant channel 102 is a right angle.

Optionally, the third refrigerant channel 107 is bent, and a corner of the third refrigerant channel 107 is a right angle.

The module body further comprises a fourth connection port 42 communicating with the first refrigerant channel 101 and a fifth connection port 31 communicating with the second refrigerant channel 102, the fourth connection port 42 being located at the fourth surface 4 for communicating with the outdoor heat exchanger 209 through the second pipe 61, the fifth connection port 31 being located at the third surface 3 for communicating with the low pressure tank 207.

In this embodiment, the third connection port further includes a first pipe interface 301 provided at a chamber wall of the third chamber 9 for communicating with one end of the first capillary 211; the first connection port further includes a second pipe port 302 provided in the wall of the first chamber 7 for communicating with the other end of the first capillary 211 and a third pipe port 303 for communicating with one end of the second capillary 212, the other end of the second capillary 212 being for communicating with the low-pressure tank 207.

Specifically, a first tube interface 301 is provided at the cavity wall of the first subchamber 91, a second tube interface 302 is provided at the cavity wall of the lower chamber section 72, and a third tube interface 303 is provided at the cavity wall of the upper chamber section 71. In use, the first capillary tube 211 is mounted between the first tube interface 301 and the second tube interface 302, and the second capillary tube 212 is mounted between the third tube interface 303 and the air inlet tube 2071 of the low pressure tank 207. A solenoid valve 205 is provided between the second capillary tube 212 and the intake pipe 2071.

In this embodiment, the inside of the module body is further provided with a plurality of connection channels with openings at two ends, and two ends of the plurality of connection channels all extend to the outer surface of the module body.

The plurality of connection channels includes at least two expansion valve connection channels 103, at least three solenoid valve connection channels 104, at least two pressure switch connection channels 105, and at least one pressure sensor connection channel 106.

The solenoid valve connection passage 104 is for communication with the solenoid valve 205, and the expansion valve connection passage 103 is for communication with the first shut-off valve port 11, the pressure switch connection passage 105 is for communication with the pressure switch 213, and the pressure sensor connection passage 106 is for communication with the pressure sensor 214.

The connecting channels are orderly arranged in the module body, do not interfere with other cavities, are reasonable in layout, reduce the number and the length of external pipelines of the module body, and save the space in the whole outdoor unit.

It should be noted that the arrangement of the plurality of connection channels is not limited to the above.

In another possible design of this embodiment, the first chamber 7 is internally provided with an oil separator itself comprising a housing and a separation assembly, the second chamber 8 is internally provided with a one-way valve itself comprising a valve body and a valve cartridge assembly, and the third chamber 9 is internally provided with a filter itself comprising a housing and a filter cartridge.

The module mechanism provided by the embodiment is compact and reasonable in layout, and the original oil separator, the one-way valve, the filter and part of external pipelines are reasonably and orderly integrated in a flat block structure, so that the space inside the whole outdoor unit is saved, and the oil separator, the one-way valve and the filter can be effectively prevented from being corroded; in the process of assembling the outdoor unit, only the corresponding pipelines are required to be connected to the corresponding interfaces of the module body, so that the labor and time are saved.

In the module mechanism provided in this embodiment, the oil separator, the check valve, and the filter may not be disposed in the accommodating chamber.

Referring to fig. 7 to 10, the present embodiment further provides an outdoor unit of an air conditioner, including the module mechanism and the main body of any of the above embodiments, where the module mechanism is disposed inside the main body.

Optionally, the outdoor unit of the air conditioner further includes a four-way valve 203, and the four-way valve 203 is disposed outside the module body.

In this embodiment, the module body is further provided with a sixth connection port 14 communicating with the first refrigerant channel 101 and a seventh connection port 15 communicating with the second refrigerant channel 102; the first port 2031 of the four-way valve 203 communicates with the sixth connection port 14, the second port 2032 of the four-way valve 203 communicates with the seventh connection port 15, the third port 2033 of the four-way valve 203 communicates with the second chamber 8, and the fourth port 2034 of the four-way valve 203 communicates with the third chamber 9.

Referring to fig. 1 and 5, one end of the first refrigerant passage 101 extends to the outside of the first surface 1 of the module body, forming a sixth connection port 14; one end of the second refrigerant channel 102 extends to the outside of the first surface 1 of the module body, forming a seventh connection port 15. The first port 2031 of the four-way valve 203 is communicated with the sixth connection port 14, the second port 2032 of the four-way valve 203 is communicated with the seventh connection port 15, the third port 2033 of the four-way valve 203 is communicated with the end port 41 through the first pipeline 6, and the fourth port 2034 of the four-way valve 203 is communicated with the channel port 13.

The portion of the first refrigerant channel 101 extending to the outside of the first surface 1 of the module body may be a pipe welded to the first surface 1, or may be a part of a refrigerant pipe accommodated in the first refrigerant channel 101. The portion of the second refrigerant channel 102 extending to the outside of the first surface 1 of the module body may be a pipe welded on the first surface 1, or may be a part of a refrigerant pipe accommodated in the second refrigerant channel 102. The portion of the third refrigerant channel 107 extending to the outside of the first surface 1 of the module body may be a pipe welded to the first surface 1, or may be a part of a refrigerant pipe accommodated in the third refrigerant channel 107.

In this embodiment, the outdoor unit of the air conditioner further includes a compressor 206, a low pressure tank 207, and a base. The compressor 206 and the low-pressure tank 207 are disposed inside the body.

Optionally, the compressor 206, the low pressure tank 207 are connected to a base.

In one possible design, the modular mechanism is attached to the base by a support bracket 208.

In another possible design, the modular mechanism is mounted directly on the low pressure tank 207.

The outdoor unit of the air conditioner provided in this embodiment further includes an electric cabinet 210, where the electric cabinet 210 is located above the module body.

The pipelines in the outdoor unit of the air conditioner, especially the pipelines connected with the compressor 206, are integrated in the module body in a cavity type structure, and mainly comprise a first cavity 7, a second cavity 8, a third cavity 9, a first refrigerant channel 101, a second refrigerant channel 102, a third refrigerant channel 107 and a plurality of connecting channels, all the cavities and channels do not interfere with each other and do not have relative motion, when the compressor 206 works, the vibration stress of all the pipelines integrated in the module mechanism can be eliminated, the pipelines are prevented from being broken due to the vibration stress generated by the mutual motion, the fatigue life of the pipelines is prolonged, and the integrated pipelines are not required to be subjected to vibration stress test in the installation and maintenance process, so that the vibration stress test and debugging period is shortened as a whole, and meanwhile, rubber blocks, jackets and the like are not required to be additionally arranged on the integrated pipelines in the installation and maintenance process to fix and protect the pipelines, so that on one hand, the cost is saved, and on the other hand, the installation and maintenance efficiency is further improved.

The refrigerating principle of the outdoor unit of the air conditioner according to the present embodiment will be described.

When the outdoor unit of the air conditioner provided in this embodiment is in a refrigeration state, the third port 2033 of the four-way valve 203 is communicated with the first port 2031, the second port 2032 is communicated with the fourth port 2034, the refrigerant is compressed and converted into high-temperature and high-pressure gas by the compressor 206, the refrigerant discharged by the compressor 206 passes through the exhaust pipe 2061, and enters the compressor connection port 21, sequentially passes through the oil separator and the one-way valve, the refrigerant discharged by the one-way valve enters the third port 2033 of the four-way valve 203 through the first pipeline 6, and is discharged from the first port 2031 of the four-way valve 203, then enters the outdoor heat exchanger 209 through the first refrigerant channel 101 and the second pipeline 61, becomes medium-temperature and high-pressure liquid after the outdoor heat exchanger 209 absorbs heat, the refrigerant discharged from the outdoor heat exchanger 209 enters the electric cabinet 210, then enters the expansion valve connection channel 103, becomes low-temperature and low-pressure liquid through the expansion valve 204, then flows to the first stop valve 201 through the expansion valve connection channel 103, then enters the indoor heat exchanger after the cooling effect, becomes low-temperature and low-pressure gas, then flows from the indoor heat exchanger 202, passes through the first port 203, then enters the four-way valve 207, and then enters the four-way valve 207 through the second port 203, and then passes through the second port 203, and then enters the four-way valve 207, and then enters the four-way valve 203, and then passes through the second port 203, and then passes through the four-way valve connection port 203.

It should be understood that: in the above embodiments of the present invention, the air conditioner outdoor unit has been described by taking the example that the aforementioned module mechanism is included, but in other embodiments, the air conditioner indoor unit may also include the aforementioned module mechanism, and in this case, the module mechanism is used to accommodate the cooling accessories in the air conditioner indoor unit.

The embodiment also provides an air conditioning system, which comprises an air conditioner outdoor unit and an air conditioner indoor unit, wherein the air conditioner outdoor unit and/or the air conditioner outdoor unit comprise the module mechanism in any embodiment, and the module mechanism is arranged in the shell of the air conditioner indoor unit and/or the module mechanism is arranged in the shell of the air conditioner outdoor unit.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. A module mechanism for an air conditioning system, characterized in that the module mechanism comprises a module body, wherein a first cavity (7), a second cavity (8) and a third cavity (9) are arranged in the module body, the first cavity (7) is used for accommodating an oil separator, the second cavity (8) is used for accommodating a one-way valve, and the third cavity (9) is used for accommodating a filter; the module body is also provided with a first connecting port communicated with the first cavity (7), a second connecting port communicated with the second cavity (8) and a third connecting port communicated with the third cavity (9);

the second cavity (8) comprises a first cavity section (81), a connecting cavity section (82) and a second cavity section (83) which are sequentially communicated from top to bottom; the first cavity section (81) and the second cavity section (83) are cylindrical, the connecting cavity section (82) is hollow round table-shaped, the outer diameter of the first cavity section (81) is larger than that of the second cavity section (83), the first cavity section (81) is communicated with the first cavity (7), and the second cavity section (83) is communicated with a third port (2033) of the four-way valve (203);

the second connecting port comprises a valve body access port, the valve body access port is formed by the fact that the cavity wall of the first cavity section (81) extends to the outside of the third surface (3) of the module body, the valve body access port is provided with a valve body end cover (84), and the valve body end cover (84) is movably mounted on the module body and located at the valve body access port to open or close the valve body access port, so that the valve core is convenient to overhaul and replace.

2. A modular mechanism according to claim 1, characterized in that the first chamber (7) is adapted to the shape of the oil separator, the second chamber (8) is adapted to the shape of the one-way valve, and the third chamber (9) is adapted to the shape of the filter.

3. The module mechanism according to claim 1, wherein the module body is further provided with a refrigerant passage penetrating the module body,

4. A modular mechanism according to any one of claims 1 to 3, characterized in that the first chamber (7) communicates with the second chamber (8).

5. A modular mechanism according to any one of claims 1 to 3, wherein the first chamber (7) comprises an upper chamber section (71) and a lower chamber section (72) which are communicated sequentially from top to bottom, the upper chamber section (71) and the lower chamber section (72) each being hollow cylindrical, the diameter of the upper chamber section (71) being greater than the diameter of the lower chamber section (72), the length of the upper chamber section (71) being greater than the length of the lower chamber section (72).

6. A modular mechanism according to any one of claims 1 to 3, wherein the third chamber (9) comprises one or more subchambers, each for housing one cartridge of the filter.

7. A modular mechanism according to any one of claims 1 to 3, wherein the third connection port comprises a cartridge access port provided with a cartridge end cap movably mounted to the module body at the cartridge access port to open or close the cartridge access port.

8. A modular mechanism according to any one of claims 1 to 3, characterized in that the first chamber (7) is internally provided with a separate assembly of oil separators, the second chamber (8) is internally provided with a cartridge assembly of one-way valves, and the third chamber (9) is internally provided with a filter cartridge.

9. A modular mechanism according to claim 3, characterized in that the multi-way valve is a four-way valve (203);

the refrigerant channels comprise a first refrigerant channel (101) communicated with a first port (2031) of the four-way valve (203), a second refrigerant channel (102) communicated with a second port (2032) of the four-way valve (203), and a third refrigerant channel (107) communicated with a fourth port (2034) of the four-way valve (203).

10. The module mechanism according to claim 9, characterized in that the third connection port comprises a passage port (13) communicating with the third refrigerant passage (107), the module body further comprises a fourth connection port (42) communicating with the first refrigerant passage (101) and a fifth connection port (31) communicating with the second refrigerant passage (102), the fourth connection port (42) being for communication with an outdoor heat exchanger (209), the fifth connection port (31) being for communication with a low pressure tank (207).

11. A modular mechanism according to any one of claims 1 to 3, wherein the third connection port further comprises a first tube interface (301) provided at a cavity wall of the third cavity (9) for communicating with one end of a first capillary tube (211); the first connection port comprises a second pipe port (302) which is arranged on the cavity wall of the first cavity (7) and is used for being communicated with the other end of the first capillary pipe (211), and a third pipe port (303) which is used for being communicated with one end of a second capillary pipe (212), and the other end of the second capillary pipe (212) is used for being communicated with a low-pressure tank (207).

12. A modular mechanism as claimed in any one of claims 1 to 3, wherein the interior of the module body is further provided with a plurality of open ended connecting channels, each of the ends of the connecting channels extending to the exterior surface of the module body.

13. The modular mechanism of claim 12, wherein the plurality of connection channels includes an expansion valve connection channel (103), a solenoid valve connection channel (104), a pressure switch connection channel (105), and a pressure sensor connection channel (106).

14. An outdoor unit of an air conditioner, comprising the module mechanism of any one of claims 1 to 13 and a main body, the module mechanism being disposed inside the main body.

15. The outdoor unit of claim 14, further comprising a four-way valve (203); the module body is also provided with a sixth connecting port (14) communicated with the first refrigerant channel (101) and a seventh connecting port (15) communicated with the second refrigerant channel (102); the first port (2031) of the four-way valve (203) is communicated with the sixth connection port (14), the second port (2032) of the four-way valve (203) is communicated with the seventh connection port (15), the third port (2033) of the four-way valve (203) is communicated with the second cavity (8), and the fourth port (2034) of the four-way valve (203) is communicated with the third cavity (9).

16. An outdoor unit according to claim 14, further comprising a compressor (206), a low pressure tank (207), and a base, wherein said compressor (206) and said low pressure tank (207) are connected to said base, and wherein said module mechanism is connected to said base via a bracket (208) or said module mechanism is connected to said low pressure tank (207).

17. An air conditioning system comprising the modular mechanism of any one of claims 1 to 13.