WO2023216661A1

WO2023216661A1 - Evacuation structure applied to saddle-type air conditioner and saddle-type air conditioner

Info

Publication number: WO2023216661A1
Application number: PCT/CN2023/075650
Authority: WO
Inventors: 吕洪宇; 刘利
Original assignee: 青岛海尔空调器有限总公司; 青岛海尔空调电子有限公司; 海尔智家股份有限公司
Priority date: 2022-05-12
Filing date: 2023-02-13
Publication date: 2023-11-16
Also published as: CN115507530A

Abstract

Disclosed are an evacuation structure applied to a saddle-type air conditioner and a saddle-type air conditioner. The saddle-type air conditioner comprises an indoor unit, an outdoor unit and a saddle bridge structure, and the saddle bridge structure can extend and retract. A heat exchange pipeline comprises an air return pipe set and a supercooling pipe set, and the air return pipe set and the supercooling pipe set penetrate through an inner cavity of the saddle bridge structure. The air return pipe set and the supercooling pipe set are each provided with an evacuation pipe. Double-position points are adopted to evacuate the heat exchange pipeline, so that evacuation time is shortened, and production efficiency is improved.

Description

An evacuation structure applied to a saddle-type air conditioner and a saddle-type air conditioner

Technical field

The present invention relates to the technical field of air conditioners, and in particular to an evacuation structure applied to a saddle-type air conditioner and a saddle-type air conditioner.

Background technique

Most of the window air conditioners currently on the market are square in shape and are integrated air conditioners. They are composed of a chassis, a cover, a panel, an air duct, an indoor fan, an outdoor fan, a motor, a compressor, a condenser, an evaporator, etc. Its installation The height of the rear sunshade is approximately the total height of the window air conditioner, and customers cannot enjoy sufficient sunlight; since the outdoor part of the window air conditioner is integrated with the indoor part, the noise generated by the outdoor part will also be transmitted indoors, resulting in The noise is very loud, affecting the customer's comfort, and cannot be suitable for customers who are sensitive to noise.

In order to solve this problem, the saddle-type air conditioner came into being. It mainly includes an indoor part and an outdoor part. It separates the indoor part from the outdoor part and the indoor part from the outdoor part, which effectively reduces indoor noise. The indoor part and the outdoor part are connected by a saddle bridge structure. The indoor part mainly includes panels, covers, chassis, indoor heat exchangers, cross-flow fans, motors, air ducts, electronic control components and other components. The outdoor part mainly includes cover, chassis, compressor, outdoor heat exchanger, pipeline, motor, motor bracket, axial fan and other components.

Most existing saddle-type air conditioners on the market do not have a pull-out structure. The saddle bridge structure is not retractable and cannot be adapted to walls of different thicknesses. In order to solve this problem, some products are designed with pullable saddle bridge structures, but this requires improvements to the pipe routing methods of water pipes, heat exchange tubes, etc. to meet the pullout of the saddle bridge structure. During the production process of the window machine, the heat exchange pipeline needs to be evacuated before filling the refrigerant. In order to meet the pull-out structure of the saddle bridge structure, the heat exchange pipeline should be increased accordingly. A commonly used single evacuation position point is The evacuation method will greatly extend the evacuation time and reduce production efficiency.

The above information disclosed in this Background Art is only for increasing understanding of the Background Art of this application and, therefore, it may contain prior art that does not constitute prior art known to a person of ordinary skill in the art.

Contents of the invention

In view of the problems pointed out in the background art, the present invention proposes an evacuation structure and a saddle-type air conditioner applied to a saddle-type air conditioner. Dual position points are used to evacuate the heat exchange pipeline, thereby shortening the evacuation time and improving production efficiency.

In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical solutions to achieve it:

The present invention provides an evacuation structure applied to a saddle-type air conditioner. The saddle-type air conditioner includes an indoor unit located on the indoor side, an outdoor unit located on the outdoor side, and a saddle bridge connecting the indoor unit and the outdoor unit. structure;

The saddle bridge structure is telescopic to adjust the distance between the indoor unit and the outdoor unit;

The heat exchange pipeline of the saddle-type air conditioner includes a return air pipe group and a subcooling pipe group, and both the return air pipe group and the subcooling pipe group pass through the inner cavity of the saddle bridge structure;

The return air pipe group and the supercooling pipe group are respectively provided with evacuation pipes.

In some embodiments of the present application, the return air pipe group includes a first return air pipe section, a second air return pipe section, and a third return air pipe section that are connected in sequence;

The first return air pipe section is connected to the indoor heat exchanger, the third return air pipe section is connected to the compressor installed in the outdoor unit, and the second return air pipe section has a U-shaped structure and is located on the saddle bridge. in the lumen of the structure;

The third air return pipe section is provided with a first evacuation pipe.

In some embodiments of the present application, the third return air pipeline includes a section of the third return air pipeline, a U-shaped section of the third return air pipeline, and a second section of the third return air pipeline, which are connected in sequence. The opening of the profile section faces upward, one section of the third return air pipeline is connected to the second return air pipeline, and the second section of the third return air pipeline is connected to the suction port of the compressor;

The first evacuation pipe is located on the second section of the third return air pipe.

In some embodiments of the present application, an electrical box is provided in the inner cavity of the saddle bridge structure, and the second return air pipeline passes through the gap between the electrical box and the inner cavity side wall of the saddle bridge structure. And surround one side of the electrical box horizontally.

In some embodiments of the present application, the evacuation position on the subcooling tube group is located close to the outdoor heat exchanger.

In some embodiments of the present application, the subcooling tube group includes a U-shaped section, and the U-shaped section of the subcooling tube group is located in the inner cavity of the saddle bridge structure.

In some embodiments of the present application, the subcooling pipe group also includes a section of subcooling pipes, a second section of subcooling pipes and a third section of subcooling pipes connected in sequence. The section of the subcooling pipes is along the back panel of the outdoor unit. The upper position extends horizontally to connect with the U-shaped section of the subcooling pipe group, and the second section of the subcooling pipe extends vertically along the sides of the back panel of the outdoor unit to the chassis of the outdoor unit. , the three sections of the supercooling pipe extend horizontally along the chassis of the outdoor unit;

A second evacuation pipe is provided on the three sections of the supercooling pipe.

The invention also provides a saddle-type air conditioner, which includes an indoor unit located on the indoor side, an outdoor unit located on the outdoor side, and a saddle bridge structure connecting the indoor unit and the outdoor unit. The saddle bridge structure is telescopic. To adjust the distance between the indoor unit and the outdoor unit; it also includes an evacuation structure as described above.

In some embodiments of the present application, the saddle bridge structure is provided with an indoor vertical portion extending downward on the side facing the indoor unit. The indoor vertical portion constitutes the back panel of the indoor unit and is connected with the indoor unit. The bottom plate of the indoor unit is fixedly connected, and the indoor vertical part is provided with an indoor rear air inlet;

The saddle bridge structure is provided with an outdoor vertical portion extending downward on the side facing the outdoor unit. The outdoor vertical portion constitutes the back plate of the outdoor unit and is fixedly connected to the bottom plate of the outdoor unit. , the outdoor vertical part is provided with an outdoor rear air inlet.

In some embodiments of the present application, the saddle bridge structure includes:

An indoor saddle bridge shell is formed with a first through cavity, and the indoor saddle bridge shell is provided with the indoor vertical portion extending downward on the side facing the indoor unit;

An outdoor saddle bridge shell is formed with a second through cavity, and the outdoor saddle bridge shell is provided with the outdoor vertical portion extending downward on the side facing the outdoor unit;

Wherein, the indoor saddle bridge shell and the outdoor saddle bridge shell are nested with each other, and the indoor saddle bridge shell and the outdoor saddle bridge shell can move relative to each other.

Compared with the existing technology, the advantages and positive effects of the present invention are:

In the saddle-type air conditioner disclosed in this application, the saddle bridge structure is telescopic to adapt to walls of different thicknesses. The return air pipe group and the subcooling pipe group in the heat exchange pipeline all pass through the saddle bridge structure. Since the saddle bridge structure can To expand and contract, both the return air pipe group and the subcooling pipe group need to be lengthened to provide sufficient movement for the stretching of the saddle bridge structure. Therefore, the lengths of the return air pipe group and the subcooling pipe group are longer than those of conventional window machines. This application is in Evacuation pipes are installed on both the return air pipe group and the subcooling pipe group, and two evacuation points are used to evacuate the heat exchange pipelines simultaneously to improve evacuation efficiency and production efficiency.

Other features and advantages of the present invention will become more apparent after reading the detailed description of the invention in conjunction with the accompanying drawings.

Description of the drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting any creative effort.

Figure 1 is a schematic structural diagram of the axis side of the saddle-type air conditioner viewed from the indoor side according to the embodiment;

Figure 2 is a schematic structural diagram of the shaft side of the saddle-type air conditioner viewed from the outdoor side according to the embodiment;

Figure 3 is a structural schematic diagram of the stretched saddle bridge structure of the saddle-type air conditioner according to the embodiment;

Figure 4 is a schematic structural diagram of the structure shown in Figure 3 with the cover omitted;

Figure 5 is a schematic structural diagram of an indoor saddle bridge shell according to an embodiment;

Figure 6 is a schematic structural diagram of the structure shown in Figure 5 observed from Q1 direction;

Figure 7 is an exploded view of an indoor saddle bridge shell according to an embodiment;

Figure 8 is a schematic structural diagram of an outdoor saddle bridge shell according to an embodiment;

Figure 9 is a schematic structural diagram of the structure shown in Figure 8 viewed from Q2 direction;

Figure 10 is an exploded view of an outdoor saddle bridge shell according to an embodiment;

Figure 11 is a schematic diagram of the internal pipe routing structure of the saddle-type air conditioner according to the embodiment;

Figure 12 is a schematic structural diagram of a drainage pipeline according to an embodiment;

Figure 13 is a schematic structural diagram of a return air duct group according to an embodiment;

Figure 14 is a schematic structural diagram of a subcooling tube group according to an embodiment;

Figure 15 is a schematic diagram of the air inlet and outlet on the indoor side of the saddle-type air conditioner according to the embodiment;

Figure 16 is a schematic structural diagram of an indoor heat exchanger according to an embodiment;

Figure 17 is a schematic structural diagram of a filter installed on the water tray according to the embodiment;

Figure 18 is a cross-sectional view of the assembly between the water receiving tray and the filter part according to the embodiment;

Figure 19 is a schematic structural diagram of a water tray according to an embodiment;

Figure 20 is a schematic structural diagram of the filter part according to the embodiment;

Figure 21 is a schematic diagram of a drainage pump installation structure according to an embodiment;

Figure 22 is a schematic structural diagram of the structure shown in Figure 21 with the protective cover omitted;

Figure 23 is a structural schematic diagram of the base in the drainage pump installation structure according to the embodiment;

Figure 24 is a schematic structural diagram of the protective cover in the drainage pump installation structure according to the embodiment;

Figure 25 is a schematic structural diagram of the vibration damping portion in the drainage pump installation structure according to the embodiment;

Figure 26 is a schematic structural diagram of a saddle-type air conditioner with an upper water soaking pipe according to an embodiment;

Figure 27 is a schematic structural diagram of the heat exchange pipeline of the saddle-type air conditioner according to the embodiment.

Implementation

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

In the description of this application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outside", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description, and are not indicated or implied. The devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the application.

The terms “first” and “second” are used for descriptive purposes only and shall not be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of this application, unless otherwise stated, "plurality" means two or more.

In the description of this application, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood on a case-by-case basis.

In the present invention, unless otherwise expressly provided and limited, the term "above" or "below" a first feature of a second feature may include direct contact between the first and second features, or may also include the first and second features. Not in direct contact but through additional characteristic contact between them. Furthermore, the terms "above", "above" and "above" a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the first feature is higher in level than the second feature. “Below”, “under” and “under” the first feature is the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature is less horizontally than the second feature.

The following disclosure provides many different embodiments or examples of various structures for implementing the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the invention. Furthermore, the present invention may repeat reference numbers and/or reference letters in different examples, such repetition being for purposes of simplicity and clarity and does not itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

This embodiment discloses a saddle-type air conditioner. Referring to FIG. 1 , it includes an indoor unit 100 located on the indoor side, an outdoor unit 200 located on the outdoor side, and a saddle bridge structure 300 connecting the indoor unit 100 and the outdoor unit 200 .

The saddle-type air conditioner has an N-shaped structure. The indoor unit 100 and the outdoor unit 200 are respectively located at both ends of the saddle bridge structure 300 and are located on the same side of the saddle bridge structure 300 .

When the saddle-type air conditioner is installed on the window, the saddle structure 300 is directly located on the window, the indoor unit 100 is located on the indoor side, and the outdoor unit 200 is located on the outdoor side.

Since the indoor unit 100 and the outdoor unit 200 are both located below the window, the saddle-type air conditioner solves the problem of blocking sunlight after the existing integrated window unit is installed.

Separating the indoor unit 100 and the outdoor unit 200 through the saddle bridge structure 300 helps to prevent the noise of the outdoor unit 200 from being transmitted to the indoor side and improves user comfort.

The indoor unit 100 mainly includes components such as a casing, an indoor heat exchanger 120, a water tray 400, a cross-flow fan 130, and an air duct.

The outdoor unit 200 mainly includes a casing, an outdoor heat exchanger 230, an axial fan 250, a compressor 220 and other components.

In some embodiments of the present application, there is a certain gap between the back panel of the indoor unit 100 and the indoor side wall.

In some embodiments of the present application, the air inlet and outlet method of the indoor unit 100 is as follows: referring to Figure 2, air enters from the front and back sides of the indoor unit 100, and air exits from the top.

Specifically, the front side panel of the indoor unit 100 is provided with an indoor front air inlet 112 , the back panel of the indoor unit 100 is provided with an indoor rear air inlet 113 , and the top of the indoor unit 100 is provided with an indoor top air outlet 111 .

The indoor air flows into the inner cavity of the indoor unit 100 from the indoor front air inlet 112 and the indoor rear air inlet 113. After being heat exchanged by the indoor heat exchanger 120, it flows out from the indoor top air outlet 111.

The gap between the back panel of the indoor unit 100 and the indoor side wall provides the possibility for air intake from the back side of the indoor unit 100 .

The front and back sides of the indoor unit 100 take in air at the same time. Compared with the existing window unit, the air inlet volume is significantly increased, which helps to improve the heat exchange efficiency of the indoor heat exchanger, thereby improving the heat exchange efficiency of the entire machine.

The simultaneous air intake from the front and back sides ensures sufficient air intake while canceling the bottom air intake, thereby solving the existing problems of increased wind resistance in the water tray and overflow and dripping of condensed water caused by the air intake from the bottom of the indoor unit in the existing technology. The problem.

Since there is no need to open an air inlet at the bottom of the indoor unit, there is no need to reserve too much space between the bottom plate of the indoor unit and the water tray, which helps to reduce the overall height of the indoor unit and reduce the indoor space occupied.

The back panel of the indoor unit is equipped with a hollow air inlet and a corresponding concave design, which helps reduce the weight of the indoor unit and improves the structural strength of the back panel of the indoor unit.

In some embodiments of the present application, detachable filters (not labeled) are respectively provided at the indoor front air inlet 112 and the indoor rear air inlet 113 to filter dust and impurities.

In some embodiments of the present application, the indoor ceiling air outlet 111 is inclined toward the indoor side, which facilitates the flow of heat-exchanged gas to the indoor side.

In some embodiments of the present application, spacers or adjustable bolts (not shown) are provided between the back panel of the indoor unit 100 and the indoor side wall to improve the installation stability of the indoor unit 100.

In some embodiments of the present application, there is a certain gap between the back panel of the outdoor unit 200 and the outdoor side wall.

In some embodiments of the present application, the air inlet and outlet method of the outdoor unit 200 is as follows: referring to Figure 1 , air enters the left and right sides, the top and the back side of the outdoor unit 200 respectively, and air exits from the front side.

Specifically, an outdoor rear air inlet 213 is provided on the back panel of the outdoor unit 200, an outdoor side air inlet 212 is provided on the left and right side panels of the outdoor unit 200, and an outdoor top air inlet 214 is provided on the top panel of the outdoor unit 200. An outdoor front air outlet 211 is provided on the front side panel of the outdoor unit 200 .

The outdoor air flows into the inner cavity of the outdoor unit 200 from the outdoor rear air inlet 213, the outdoor side air inlet 212, and the outdoor top air inlet 214. After heat exchange by the outdoor heat exchanger 230, it flows out from the outdoor front air outlet 211.

In some embodiments of the present application, the bottom of the outdoor unit 200 is provided with a bottom air inlet (not shown).

The gap between the back panel of the outdoor unit 200 and the outdoor side wall provides the possibility for air intake from the back side of the outdoor unit 200 .

The outdoor unit 200 adopts a four-sided air inlet method to increase the air inlet volume, which helps to improve the heat dissipation efficiency of the outdoor heat exchanger and improve the heat exchange efficiency of the entire machine.

Hollow-shaped air inlets are provided on the back panel and bottom panel of the outdoor unit 200, and the corresponding concave designs help reduce the weight of the outdoor unit and also help improve the structural strength of the back panel and bottom panel of the outdoor unit.

The outdoor rear air inlet 213 is directly opposite to the axial flow fan 250 in the outdoor unit, which greatly enhances the ability of the outdoor axial flow fan 250 to suck air from the outdoors when it is running, and improves the heat dissipation effect of the outdoor heat exchanger through the air flow.

The outdoor bottom air inlet can increase the air inlet volume while avoiding the problem of inhaling fallen leaves and other impurities.

In some embodiments of the present application, spacers (not shown) or adjustable bolts 260 are provided between the back panel of the outdoor unit 200 and the outdoor side wall to improve the installation stability of the outdoor unit 200 .

In some embodiments of the present application, the saddle bridge structure 300 can be telescopic, and the distance between the indoor unit and the outdoor unit can be adjusted by adjusting the length of the saddle bridge structure 300 to adapt to walls of different thicknesses.

Figures 1 and 2 show a schematic structural diagram of the saddle bridge structure 300 when it is not stretched, and Figure 3 shows a schematic structural diagram of the saddle bridge structure 300 after stretching.

The saddle bridge structure 300 can be provided with multiple telescopic gears for easy adjustment and use.

In some embodiments of the present application, referring to Figures 3 and 4, the saddle bridge structure 300 includes an indoor saddle bridge shell 310 and an outdoor saddle bridge shell 320.

Refer to Figures 5 to 7 for the structure of the indoor saddle bridge shell 310. A first through cavity 313 is formed therein, and the indoor saddle bridge shell 310 is fixedly connected to the indoor unit 100.

Refer to Figures 8 to 10 for the structure of the outdoor saddle bridge shell 320. A second through cavity 323 is formed therein, and the outdoor saddle bridge shell 320 is fixedly connected to the outdoor unit 200.

The indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 are nested with each other, and the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 can move relative to each other to realize the expansion and contraction of the saddle bridge structure 300.

In some embodiments, the outdoor saddle bridge shell 320 is set on the outside of the indoor saddle bridge shell 310, as shown in Figure 4.

In other embodiments, the indoor saddle bridge shell 310 is sleeved on the outside of the outdoor saddle bridge shell 320 .

In some embodiments of the present application, a sliding portion is provided between the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 to make the sliding movement between the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 more reliable and smooth.

The sliding part may be a slide rail structure, or a slideway, a slider structure, etc. provided between the two.

In some embodiments of the present application, the saddle bridge structure 300 is provided with an indoor vertical portion extending downward on the side facing the indoor unit 100. The indoor vertical portion constitutes the back panel of the indoor unit 100 and is fixed to the bottom plate of the indoor unit 100. Connected, the indoor vertical part is provided with an indoor rear air inlet 113.

The saddle bridge structure 300 is provided with an outdoor vertical portion extending downward on the side facing the outdoor unit 200. The outdoor vertical portion constitutes the back panel of the outdoor unit 200 and is fixedly connected to the bottom plate of the outdoor unit 200. An outdoor rear air inlet 213 is provided.

The saddle bridge structure 300 is fixedly connected to the indoor unit 100 and the outdoor unit 200 respectively through two vertical parts, which helps to improve the structural stability between the indoor unit 100, the outdoor unit 200 and the saddle bridge structure 300.

The saddle bridge structure 300 can carry part of the weight of the indoor unit 100 and the outdoor unit 200. The weight is transferred to the window through the saddle bridge structure 300, which helps to improve the safety of the saddle-type air conditioner after installation and reduce the risk of crash. .

In some embodiments of the present application, referring to FIG. 11 , the interior of the saddle bridge structure 300 is a through cavity, and the electrical box 600 is provided in the internal through cavity of the saddle bridge structure 300 .

The installation position of the electrical box 600 makes full use of the internal space of the saddle bridge structure 300, making the whole machine structure more compact.

In some embodiments of the present application, a gap is formed between the electrical box 600 and the side wall of the saddle bridge structure 300 for the routing of heat exchange pipelines (referring to the return air pipe group and the subcooling pipe group) and drainage pipelines.

The electrical box 600 is placed against one side of the through cavity, and a gap is formed between the electrical box 600 and the other side of the through cavity for the heat exchange pipeline and drainage pipeline of the air conditioner. The drainage pipeline and heat exchange The pipeline extends from one side of the electrical box 600 to make the internal structure of the saddle bridge structure 300 more regular and compact.

The saddle bridge structure 300 in this embodiment not only plays the role of connecting the indoor unit 100 and the outdoor unit 00, but also plays the role of installing the electrical box 600, routing pipes, and wiring. It has multi-functional integration and a more compact structure.

In some embodiments of the present application, one side of the electrical box 600 has an inclined wall 610. The inclined wall 610 is inclined in the vertical plane and is used to avoid heat exchange pipes and drainage pipes when the saddle bridge structure 300 expands and contracts, thereby avoiding the saddle bridge. When the structure 300 expands and contracts, it interferes with the heat exchange pipeline and the drainage pipeline.

In some embodiments of the present application, taking the outdoor saddle bridge shell 320 being set on the outside of the indoor saddle bridge shell 310 as an example, the electrical appliance box 600 is fixedly installed on the transverse portion 3111 of the L-shaped bottom plate of the indoor saddle bridge, and the top of the electrical appliance box 600 is open. , to facilitate the installation of internal electrical components, the indoor saddle bridge cover 312 is used to seal the top opening of the electrical box 600 .

In some embodiments of the present application, a buffer sealing portion 315 is provided at a position where the electrical box 600 contacts the inner wall of the through cavity surrounding the saddle bridge structure 300. The buffering sealing portion 315 plays a role in damping vibration on the one hand, and prevents condensation on the other. The condensed water on the inner wall of the saddle bridge structure 300 drips inside the electrical box 600 , thereby improving the waterproof performance of the electrical box 600 .

As a specific embodiment, referring to FIG. 7 , a buffer seal portion 315 is provided on the inside of the indoor saddle bridge cover 312 . The seal buffer portion 315 is in contact with the top of the electrical box 600 and opens the top of the electrical box 600 . The entire mouth is covered.

The open top structure of the electrical box 600 facilitates the installation of electrical components inside the electrical box 600. The inner wall of the saddle bridge structure 300 (specifically, the indoor saddle bridge cover 312) serves as the top cover of the electrical box 600, simplifying the structure and reducing costs.

In some embodiments of the present application, referring to Figure 27, the heat exchange pipeline 900 of the saddle-type air conditioner mainly includes a return air pipe group 910, a subcooling pipe group 920, an exhaust pipe 940, a water soaking pipe 930, etc.

One end of the subcooling pipe group 920 is connected to the liquid inlet end of the evaporator (corresponding to the indoor heat exchanger), and the other end is connected to the water soaking pipe 930; one end of the return air pipe group 910 is connected to the air outlet end of the evaporator, and the other end is connected to the compressor. 220 is connected to the suction port; one end of the exhaust pipe 940 is connected to the air inlet end of the condenser (corresponding to the outdoor heat exchanger), and the other end is connected to the exhaust port of the compressor 220; one end of the water soaking pipe 930 is connected to the subcooling pipe Group 920 is connected, and the other end is connected to the liquid outlet of the condenser.

Continuing to refer to Figures 11 and 13, the return air pipe group 910 includes a first return air pipe section 911, a second return air pipe section 912, and a third return air pipe section 913 that are connected in sequence. The first return air pipe section 911 is connected to the indoor heat exchanger 120. , the third return air pipe section 913 is connected to the compressor 220 , and the second return air pipe section 912 has a U-shaped structure and is located in the inner cavity of the saddle bridge structure 300 .

The three-section structure of the return air pipe group 910 facilitates processing and improves the technological level.

The return air pipe group 910 uses copper pipes to avoid refrigerant leakage.

When the saddle bridge structure 300 is stretched, the U-shaped second return pipe section 912 serves as a certain amount of buffer for pipeline stretching, which satisfies the telescopic function of the saddle bridge structure 300 .

In some embodiments of the present application, the U-shaped structure of the second return air duct section 912 is a semicircular structure. When the whole machine is running, the vibration of the pipeline is actually the transmission of force, and the semicircular structure of the second return air duct section 912 When the structure is stressed, the forces on the arc structure will cancel each other out during the transmission, which plays a role in shock absorption. At the same time, the arc form designed for the pipeline is relatively square or similar to the square form of the pipeline at the same level. In the space, the semicircular structure uses less pipelines, which reduces pipeline costs to a certain extent.

In some embodiments of the present application, the second return air pipe section 912 runs through the gap between the electrical box 600 and the inner cavity side wall of the saddle bridge structure 300, and surrounds one side of the electrical box 600 horizontally, making full use of the saddle bridge. The internal space of the structure 300 enables pipe routing.

The electrical box 600 is located in the space enclosed by the U-shaped structure of the second return pipe section 912. When the saddle bridge structure 300 is stretched, there can be enough margin on the left and right sides of the electrical box 600 to ensure that the pipeline does not conflict with the drawing process. Electrical box with 600 contacts.

In some embodiments of the present application, a spring 914 is set on the second air return pipe section 912 to prevent the second air return pipe section 912 from being flattened or deflated during the stretching process.

The outer periphery of the second air return pipe section 912 is covered with a heat insulation sleeve (not shown), and the heat insulation sleeve is covered with the outer circumference of the spring 914 to prevent condensed water generated on the second air return pipe section 912 from flowing into the electrical box 600 .

The two ends of the second return air pipe section 912 are respectively enlarged. On the one hand, they are used to connect with the first air return pipe section 911 and the third return air pipe section 913. On the other hand, they play a limiting role for the spring.

In some embodiments of the present application, the third return air pipeline section 913 includes a third return air pipeline section 9131, a third return air pipeline U-shaped section 9132, and a third return air pipeline section 9133, which are connected in sequence. The opening of the profile section 9132 faces upward, a third section 9131 of the third return pipeline is connected to the second section 912 of the second return pipeline, and a second section 9133 of the third return pipeline is connected to the suction port of the compressor 220 .

The U-shaped section 9132 of the third return air pipeline plays a role in assisting tensile deformation, can bear a small part of the tensile force, and plays a buffering role to avoid directly connecting the compressor 220 and giving a lateral force to the compressor, causing the compressor to be damaged. Force affects performance and vibration.

In some embodiments of the present application, the plane of the third air return pipeline U-shaped section 9132 is parallel to the central axis of the compressor 220, which further reduces vibration.

The first return air pipe section 911 and the third return air pipe section 913 are fixed on the back panels of the indoor unit and outdoor unit with binding wires and other structures, so that when the return air pipe is stretched and stressed, it will not stretch the pipelines in other places. force to avoid deformation or breakage of the pipeline.

In some embodiments of the present application, referring to Figure 14, the subcooling tube group 920 passes through the saddle bridge structure. The subcooling tube group 920 includes a U-shaped section 921. The U-shaped section 921 is located in the saddle bridge structure 300, and the U-shaped section 921 is connected to the saddle bridge structure 300. The U-shaped structure of the second air return pipe section 912 remains consistent to ensure consistent pulling of the entire machine.

The supercooling tube group 920 is covered with a heat shrinkable tube to prevent condensed water from flowing into the electrical box 600 and direct contact with other pipelines.

In some embodiments of the present application, referring to Figure 14, the subcooling pipe group 920 also includes a section of subcooling pipe 922, a second section of subcooling pipe 923 and a third section of subcooling pipe 924, which are connected in sequence. The section of subcooling pipe 922 is along the length of the outdoor unit. The upper position of the back plate extends horizontally to connect with the U-shaped section 921 of the subcooling pipe group. The second section 923 of the subcooling pipe extends vertically along the sides of the back plate of the outdoor unit to the chassis of the outdoor unit. The third pipe section 924 extends horizontally along the chassis of the outdoor unit.

The wiring of the subcooling pipe group 920 and the return air pipe group 910 do not interfere with each other, and the structure is compact.

In some embodiments of the present application, referring to Figure 11, the compressor 220 is installed at a corner of the outdoor unit 200. Correspondingly, the third return pipe section 913 is located on the same side of the inner cavity of the outdoor unit 200 as the compressor 220. The drainage pipe section 830 is located on the other side of the inner cavity of the outdoor unit, that is, the third air return pipe section 913 and the third drainage pipe section 830 in the outdoor unit are arranged oppositely and do not interfere with each other.

The second drainage pipe section 820 and the second air return pipe section 912 are tied together at one or two places with wires, but they cannot be tied tightly to prevent the drainage pipe from being crushed, and they only serve as a limiter.

The return air pipe group 910 and the subcooling pipe group 920 both pass through the saddle bridge structure, corresponding to the tensile structure of the saddle bridge structure. The lengths of the return air pipe group 910 and the subcooling pipe group 920 are increased compared with conventional window machines. Some of the applications in this application In the embodiment, the return air pipe group 910 and the subcooling pipe group 920 are both provided with evacuation pipes, and two evacuation points are used to evacuate the heat exchange pipelines simultaneously, thereby improving evacuation efficiency and production efficiency.

In some embodiments of the present application, the first evacuation pipe 951 is provided on the third air return pipe section 913, specifically on the second section 9132 of the third return air pipe, and the two are welded to facilitate processing.

In some embodiments of the present application, the subcooling tube group 920 is provided with a second evacuation tube 952 close to the outdoor heat exchanger. Specifically, the second evacuation tube 952 is provided on the third section 924 of the subcooling tube to facilitate production and processing.

In some embodiments of the present application, the first evacuation pipe 951 may also be provided on the exhaust pipe 940.

In some embodiments of the present application, referring to Figure 11, the outdoor unit 200 is provided with a drainage pump 700, and the bottom of the indoor unit 100 is provided with a water receiving tray 400. The water receiving tray 400 is used to receive condensed water generated by the indoor evaporator. The drainage pump 700 and the water receiving pan 400 are connected through a drainage pipeline 800 to drain indoor condensed water.

The drainage pipeline 800 is led from the indoor water receiving pan 400 , passes through the inner cavity of the indoor unit 100 , the inner cavity of the saddle bridge structure 300 and the inner cavity of the outdoor unit 200 , and is led to the water inlet of the drainage pump 700 .

The part of the drainage pipeline 800 located in the saddle bridge structure 300 has at least one U-shaped bending section. When the saddle bridge structure 300 is stretched, the U-shaped bending section serves as a certain amount of buffer for the pipeline stretching, satisfying the requirements The telescopic function of the saddle bridge structure 300.

In some embodiments of the present application, referring to Figures 11 and 12, the drainage pipeline 800 includes a first drainage pipeline section 810 located in the indoor unit 100, a second drainage pipeline section 820 located in the saddle bridge structure 300, and a first drainage pipeline section 820 located in the saddle bridge structure 300 that are connected in sequence. The third drainage pipe section 830 in the outdoor unit 200, the first drainage pipe section 810 are connected to the water receiving pan 400, and the third drainage pipe section 830 is connected to the water inlet of the drainage pump 700.

The second drainage pipe section 820 passes through the gap between the electrical box 600 and the inner cavity side wall of the saddle bridge structure 300 .

The second drainage pipe section 820 is provided with a first U-shaped bent section 821 , and the first U-shaped bent section 821 surrounds one side end of the electrical box 600 horizontally.

In some embodiments of the present application, the two straight pipe sections of the first U-shaped bent section 821 are located on both sides of the electrical appliance box 600, and the arc section of the first U-shaped bent section 821 is located on one end side of the electrical appliance box 600. The saddle bridge When the length of the structure 300 is elongated, the first U-shaped bending section 821 will deform adaptively to meet the tensile deformation requirements.

In some embodiments of the present application, the second drainage pipe section 820 is also provided with a second U-shaped bent section 822. The second U-shaped bent section 822 and the first U-shaped bent section 821 share a section of straight pipeline. The two U-shaped bent sections 822 are located horizontally in the inner cavity of the saddle bridge structure 300 and at the side of the electrical box 600 .

The second U-shaped bending section 822 plays a role in assisting tensile deformation to ensure that when the saddle bridge structure 300 is stretched to the maximum length, the drainage pipeline 800 can still maintain a sufficient length to meet normal drainage.

In some embodiments of the present application, the first drainage pipeline section 810 includes a first drainage pipeline vertical section 811 and a first drainage pipeline transverse section 812 that are connected in sequence.

The first vertical section 811 of the drainage pipe is connected to the water tray 400. The vertical section 812 of the first drainage pipe is close to the back plate of the indoor unit and extends in the vertical direction. It can be fixed with a positioning structure such as buckles to raise the pipe. Road stability.

The first drainage pipe transverse section 812 is connected to the first U-shaped bend section 821 and is located on the side of the electrical box 600 close to the indoor unit.

The layout structure of the first drainage pipe section 810 does not affect the installation of other components in the inner cavity of the indoor unit 100, makes full use of the inner cavity space of the indoor unit, and has a compact structure.

In some embodiments of the present application, the outdoor unit 200 is provided with a rear partition 240, and the rear partition 240 is used to install components such as a condenser and a fan. The drainage pump 700 is installed on the rear partition 240 , and the third drainage pipe section 830 is connected to the second U-shaped bend section 822 .

The installation of the drainage pump 700 makes full use of the existing structure of the outdoor unit, makes full use of space, and has a compact structure.

In some embodiments of the present application, the third drainage pipeline section 830 includes a third drainage pipeline vertical section I 831, a third drainage pipeline transverse section 832 and a third drainage pipeline vertical section II 833 that are connected in sequence. The vertical section I831 of the road is connected to the second U-shaped bend section 822, the third horizontal section 832 of the drainage pipeline extends along the chassis of the outdoor unit, and the vertical section II833 of the third drainage pipeline extends upward along the rear partition 240 to the drainage pump. 700 water inlet.

The vertical section II 833 of the third drainage pipe can be fixed on the rear partition 240 through buckles and other structures to prevent the water pipe from shaking and interfering with the fan.

The layout structure of the third drainage pipe 830 does not affect the installation of other components in the inner cavity of the outdoor unit 200, fully utilizing the inner cavity space of the outdoor unit, and having a compact structure.

Regarding the specific installation structure of the drainage pump 700, in some embodiments of the present application, with reference to Figures 21 and 22, the installation structure of the drainage pump includes a base 730, a shock absorber 740 and a protective cover 750. The base 730 is fixed by connectors (such as screws) on the rear bulkhead 240.

The protective cover 750 is fixed on the base 730 and defines an inner cavity for installing the drainage pump between the protective cover 750 and the base 730 . The drainage pump 700 is installed on the base 730 .

The vibration damping part 740 is mainly used to dampen the vibration at the connection position between the drainage pump 700 and the base 730 .

Specifically, the base 730 is plate-shaped, and its front side is provided with mounting parts spaced up and down. The damping part 740 is provided on the mounting part. The drainage pump 700 is set between the two upper and lower damping parts 740. The damping part 740 There is a through hole 745 on the top, the water inlet pipe 710 of the drainage pump passes through the through hole 745 on one of the shock absorbing parts 740, and the water outlet pipe 720 of the drain pump passes through the through hole 745 on the other shock absorbing part 740, and the protection The cover 750 is provided on the base 730 to cover the vibration damping part 740 and the drainage pump 700 .

Through this drainage pump installation structure, the drainage pump 700 is installed on the rear partition 240 of the outdoor unit, making full use of space and making the internal structure more compact.

Through the arrangement of the vibration damping part 740 and the protective cover 750, the drainage pump 700 is better protected and damped, and the safety and reliability of the drainage pump 700 is improved.

In some embodiments of the present application, referring to FIG. 23 , the mounting part is an extension plate structure 731 provided on the base 730 , which is integrally formed. The extension plate structure 731 is provided with a bayonet 732 that is open on one side.

Referring to FIG. 25 , the damping part 740 includes a first damping pad 741 and a second damping pad 742 arranged at intervals up and down. An insertion gap 743 is formed between the first damping pad 741 and the second damping pad 742 . In the bayonet 732 , the vibration damping portion 740 is fixedly installed on the extension plate structure 731 .

A guide structure is provided at the front opening of the bayonet 732 to guide the insertion of the damping portion 740 .

When installing the vibration damping part 740, just make the insertion gap 743 face the bayonet 732, and push the damping part 740 horizontally toward the base 730.

The double-layer structure of the vibration damping portion 740 facilitates its installation on the base 730 on the one hand, and also helps to improve its vibration damping effect on the other hand.

In some embodiments of the present application, the drainage pump 700 is connected to the first vibration-absorbing pad 741, and the thickness of the first vibration-absorbing pad 741 is greater than the thickness of the second vibration-absorbing pad 742, thereby maximizing the vibration damping effect on the drainage pump 700.

In some embodiments of the present application, referring to Figure 25, the first damping pad 741 is provided with a first positioning portion 744. Referring to Figure 23, the base 730 is provided with a second positioning portion 736. The first positioning portion 744 is connected to the second positioning portion 736. The portion 736 cooperates to form a positioning structure for limiting the circumferential rotation of the damping portion 740, thereby improving the installation stability of the drainage pump 700.

As a specific embodiment, the first positioning part 744 has a groove structure, and the second positioning part 736 has a convex structure.

In some embodiments of the present application, with reference to Figures 22, 23 and 24, the base 730 is provided with a mounting post 733, the protective cover 750 is provided with a mounting hole 751, and the mounting post 733 and the mounting hole 751 are connected by a connector (such as screws) to secure the connection.

As a specific embodiment, there are two mounting posts 751 , which are offset up and down, so that fewer screws are needed to achieve fixed installation of the protective cover 750 .

In some embodiments of the present application, the base 730 is provided with a positioning post 734, and a positioning groove 735 is provided outside the positioning post 734. The protective cover 750 is provided with a positioning extension plate 752, and the positioning extension plate 752 is provided with a positioning hole 753.

When installing the protective cover 750, first position the positioning extension plate 752 in the positioning groove 735, and insert the positioning post 734 in the positioning hole 753 to achieve the preliminary positioning of the protective cover 750, and then drive screws on the installation post 733 and the installation hole 751. Easy to install.

In some embodiments of the present application, the bottom of the casing of the outdoor unit 200 is provided with a perforation (not labeled), and the outlet pipe 720 of the drainage pump extends downward to the perforation to discharge the condensed water.

In some embodiments of the present application, referring to Figure 26, a storage tank 241 is provided on the top of the rear partition 240, and the condensed water generated on the indoor unit side is led to the storage tank 241 and the chassis of the outdoor unit by the drainage pipeline 800. A part of the water soaking pipe 930 in the heat exchange pipeline is located in the water storage tank 241, and the other part is located on the chassis of the outdoor unit.

The condensed water is used to cool the upper and lower water soaking pipes at the same time to improve the cooling effect of the water soaking pipes.

The setting of the water storage tank 241 makes full use of the rear partition structure, has a compact structure, and does not cause an additional increase in the volume of the outdoor unit.

In some embodiments of the present application, one end of the storage tank 241 is provided with a water outlet 2414. The condensed water in the storage tank 241 falls to the chassis of the outdoor unit through the water outlet 2414. The condensed water drawn from the indoor side is used to first soak the water pipe at the top. Cool down, and then the condensed water is poured down to the chassis to continue cooling the lower water soaking pipe, improving the cooling effect and the heat exchange efficiency of the whole machine.

The process of the condensed water dripping downward from the water storage tank 241 is actually a cooling process, which reduces the temperature of the condensed water, thereby improving the cooling effect on the lower water soaking pipe.

In some embodiments of the present application, the water storage tank 241 includes a connected first water storage tank section 2411 and a second water storage tank section 2412. The width of the first water storage tank section 2411 is greater than the width of the second water storage tank section 2412. The length of 2411 is shorter than the length of the second water storage tank section 2412. The width refers to the direction extending along the front and rear sides of the outdoor unit, and the length refers to the direction extending along the left and right sides of the outdoor unit.

The water inlet of the water storage tank 241 is connected to the first water storage tank section 2411. The water outlet 2414 is located at the end of the second water storage tank section 2412. The water soaking pipe located in the water storage tank 241 extends circumferentially along the inner wall of the water storage tank 241.

The condensed water drawn from the drainage pipe first flows into the first water storage tank section 2411. The first water storage tank section 2411 has a larger volume and functions as a water buffer. The condensed water flows from the first water storage tank section 2411 to the second water storage tank section 2412. The slender structure of the second water storage tank section 2412 accelerates the water flow and improves the cooling effect of the water soaking pipe. The condensed water finally flows out from the water outlet 2414 at the other end and drips onto the chassis of the outdoor unit. , the condensed water is cooled down again during the dripping process to improve the cooling effect on the water pipes in the chassis.

Since the first water storage tank section 2411 and the second water storage tank section 2412 have different widths, there will be a step transition between them. This step transition plays a role in limiting the water soaking pipe 930 and improving the stability of the water soaking pipe in the water storage tank 241. Stability.

In some embodiments of the present application, the water storage tank 241 is disposed on the top rear side of the rear partition 240, and the first water storage tank section 2411 and the second water storage tank section 2412 pass through a slanted structure on a side wall away from the rear side of the rear partition 240. 2413 transitional connection, the slanted structure 2413 plays a diversion and pre-acceleration role in water flow, improving the smoothness of the flow of condensate water from the first water storage tank section 2411 to the second water storage tank section 2412.

In some embodiments of the present application, corresponding to the back-side air inlet structure of the indoor unit, referring to Figures 15 and 16, the indoor heat exchanger 120 has a three-section structure, including a heat exchanger section 121 and a heat exchanger section 2 connected in sequence. 122 and heat exchanger three sections 123.

The first heat exchanger section 121 extends in the vertical direction, the second heat exchanger section 122 extends diagonally downward from the bottom of the first heat exchanger section 121 , and the third heat exchanger section 123 extends diagonally upward from the bottom of the second heat exchanger section 122 .

The first heat exchanger section 121 and the second heat exchanger section 122 are arranged close to the front side plate of the indoor unit 100. The second heat exchanger section 122 extends diagonally downward from the bottom of the first heat exchanger section 121 in a direction away from the front side plate.

The third heat exchanger section 123 is disposed close to the back plate of the indoor unit 100, and extends diagonally upward from the bottom of the second heat exchanger section 122 toward the back plate.

The front inlet air flows through the first heat exchanger section 121 and the second heat exchanger section 122, and the back side inlet air flows through the third heat exchanger section 123.

The cross-flow fan 130 is located in the area surrounded by the three-stage indoor heat exchanger, making full use of the internal space of the indoor unit 100 and having a compact structure.

The air that has been heat exchanged through the first heat exchanger section 121, the second heat exchanger section 122, and the third heat exchanger section 123 is collected and flows out from the top air outlet 111.

The air inlets on the front and rear sides of the indoor unit are perfectly matched with the three-stage indoor heat exchanger. Each air inlet can fully conduct heat exchange with the indoor heat exchanger, greatly improving the heat exchange efficiency of the indoor heat exchanger.

In some embodiments of the present application, the indoor rear air inlet 113 is arranged directly opposite the third section 123 of the heat exchanger, so that the gas flowing in from the indoor rear air inlet can directly exchange heat with the third section 123 of the heat exchanger, thereby improving the heat exchange efficiency.

In some embodiments of the present application, the angles between the first heat exchanger section 121, the second heat exchanger section 122, and the third heat exchanger section 123 with the vertical direction are all less than 40°, ensuring smooth drainage of the indoor heat exchanger 120 after installation. Condensation water can flow down the fins to prevent condensation water from dripping from the middle of the fins.

In some embodiments of the present application, the top of the third heat exchanger section 123 is not higher than the connection position between the first heat exchanger section 121 and the second heat exchanger section 122. On the basis of meeting the heat exchange requirements and cross-flow fan installation requirements, the The overall structure of the indoor heat exchanger 120 is more compact, which helps to reduce the size of the indoor unit 100.

In some embodiments of the present application, the length of the second section 122 of the heat exchanger is respectively longer than the length of the first section 121 and the third section 123 of the heat exchanger. In the limited inner cavity of the indoor unit 100, the distance between the inlet air and the room is maximized. The active area of the heat exchanger 120 improves the heat exchange efficiency.

In some embodiments of the present application, referring to Figure 17, the water receiving tray 400 is provided with a water receiving area 410 and a water holding area 420. The water holding area 420 is provided with an inner water tank 422 and an outer water tank 421 arranged inside and outside. The inner water tank 422 and The filter part 500 is provided at a position where the outer water tank 421 communicates. The water receiving area 410 communicates with the outer water tank 421 , and the first drainage pipe section 810 communicates with the inner water tank 422 .

The condensed water generated by the indoor heat exchanger 120 first drips into the water receiving area 410, and then flows into the inner water tank 422 through the outer water tank 421 and the filter part 500.

The outer water tank 421 mainly plays a role in settling relatively large dust particles and dirt in the condensate water.

Since the water storage area of the external water tank 421 is large, the water level rises slowly during the condensation water storage process, so the dust particles and dirt in the condensation water have enough time to settle to the bottom of the external water tank.

The condensed water undergoes preliminary sedimentation treatment in the external water tank 421 and then passes through the filter unit 500 to perform secondary treatment on the fine dust particles contained in the condensed water, thereby isolating the fine dust in the external water tank 421 .

The condensed water after secondary treatment enters the inner water tank 422. At this time, the condensed water has reached a high degree of cleanliness, which can effectively avoid the problem of impurities blocking the drainage pipeline and the drainage pump when the drainage pump 700 is pumping.

The inner water tank 422 is provided with a float switch (not shown). When the water level in the inner water tank 422 reaches a certain height, the float switch is activated and the drainage pump 700 starts pumping water.

The water receiving tray 400 in this embodiment adopts the method of "settlement in the outer water tank and filtration in the inner water tank" to effectively improve the dust and dirt removal effect of the condensed water, reduce the clogging of gaps in the drainage pipelines and drainage pumps, and reduce the maintenance cost of the drainage pump.

After the machine has been used for a period of time, the user can unplug the water plug structure on the outer water tank 421. The water in the external water tank 421 will carry the previously deposited sediment, dust particles, etc. under the high-speed propulsion of the gravity-driven flow and remove it from the water plug. It flows out from any location and plays a self-cleaning role.

In some embodiments of the present application, the total area of the water holding area 420 (outer water tank 421 + inner water tank 422) accounts for approximately 1/6 of the total area of the water receiving tray 400. The water holding volume is larger and can hold more condensed water.

The area of the inner water tank 422 is approximately 1/2 of the entire water holding area 420 and can hold more clean condensed water.

In some embodiments of the present application, a water tank cover (not shown) is provided on the top of the water holding area 420 to prevent condensed water containing dust particles and dirt dripping from the indoor heat exchanger 120 from falling into the water holding area 420 .

In some embodiments of the present application, continue to refer to FIG. 17 , the inner water tank 422 is provided at the corner side of the outer water tank 421 , and a space is formed between the side wall of the inner water tank 422 and the side wall of the outer water tank 421 for the condensed water in the outer water tank to circulate. The water flow channel has a filter part 500 located at one end of the water flow channel.

The water in the outer water tank 421 flows along the water flow channel to the filter part 500, and then flows into the inner water tank 422 after being filtered.

The water flow channel increases the flow distance and time of the condensed water in the outer water tank 421, which helps to improve the settling effect of dust particles and dirt.

In some embodiments of the present application, combined with FIG. 18 and FIG. 19 , the water holding area 420 is located on the corner side of the water receiving tray 400 , and one end of the water flow channel extends to the side wall of the water receiving tray 400 .

A first water opening 423 is provided on the side wall of the water receiving tray 400, and a second water opening 424 is provided on the side wall of the inner water tank 422. The first water opening 423 and the second water opening 424 are directly opposite, and the first water opening 423 A removable blocking part 430 is provided.

The condensed water in the outer water tank 421 is filtered by the filter part 500 and then flows into the inner water tank 422 through the second water outlet 424 .

After the machine has been running for a period of time, the user can remove the blocking part 430 by himself, and the condensed water in the external water tank 421 can be discharged through the first water outlet 423 to completely discharge the dust particles and dirt settled in the external water tank 421.

The filter part 500 is taken out, and the condensed water in the inner water tank 422 can be discharged through the second water outlet 424 and the first water outlet 423 .

That is to say, after the machine has been running for a period of time, both the blocking part 430 and the filtering part 500 are taken out, and all the water in the outer water tank 421 and the inner water tank 422 can be drained.

The first water inlet 423 is provided at one end of the outer water tank 421, and the second water inlet 424 is provided at one end of the inner water tank 422. During drainage, the condensed water in the water tank flows from one end to the other end, which also washes the inner wall of the water tank to a certain extent. effect.

In some embodiments of the present application, one end of the filter part 500 is disposed in the first water inlet 423 to close the first water inlet 423; the other end of the filter part 500 is disposed in the second water inlet 424, and passes through the inner part of the filter part 500. The cavity connects the outer water tank 421 and the inner water tank 422.

When the condensed water in the outer water tank 421 flows to the inner water tank 422 through the inner cavity of the filter part 500, the secondary filtration of dust particles is automatically completed.

The filter part 500 can be taken out from the outside of the water receiving tray 400, which facilitates cleaning and replacement of the filter part 500.

In some embodiments of the present application, a mounting column 440 is provided on the outside of the side wall of the water tray 400. A through hole is provided in the mounting column 400 to communicate with the external water tank 421. One end of the filter part 500 (i.e., the extended part 518) passes through the third A water opening 423 extends into the through hole.

A blocking portion 430 is detachably provided on the outside of the mounting post 440 to block the through hole. Specifically, the outer periphery of the mounting post 440 is provided with external threads, the blocking portion 430 is a plug structure, and its inner periphery is provided with internal threads. The blocking portion 430 is screwed on the mounting post 440 .

When it is necessary to disassemble the filter part 500, first remove the blocking part 430, and then pull the extended part 518 by hand to pull out the filter part 500.

In some embodiments of the present application, the side wall of the outer water tank 421 includes a first outer wall 4211, a second outer wall 4212, a third outer wall 4213 and a fourth outer wall 4214 connected in sequence.

The side walls used to form the water flow channel in the inner water tank 422 include a first inner wall 4221, a second inner wall 4222, a third inner wall 4223 and a fourth inner wall 4224 that are connected in sequence. Each two adjacent side walls are in the shape of L-shaped structure.

The first inner wall 4221 is connected to the fourth outer wall 4211, the fourth inner wall 4224 is connected to the third outer wall 4213, and there is a gap for accommodating the filter part 500 between the third inner wall 4223 and the third outer wall 4213.

The first water opening 423 is provided on the third outer wall 4213, and the second water opening 424 is provided on the third inner wall 4223.

The structure of the water holding area 420 designed in this way makes the water flow channel formed between the outer water tank 421 and the inner water tank 421 be L-shaped, and the long and narrow water flow channel is more conducive to the settlement of dust particles and dirt.

The filter part 500 is located at the corner where the outer water tank 421 and the inner water tank 422 are connected. The water flow will have a buffering effect at this corner, which is conducive to improving the secondary filtration effect of dust particles.

In some embodiments of the present application, a plurality of water conductive ribs are provided in the water receiving area 410 to guide condensed water.

In some embodiments of the present application, the side of the external water tank 421 is provided with a plurality of water dividing ribs 411 arranged at intervals at a position connected to the water receiving area 410, and an inflow of water is formed between two adjacent water dividing ribs 411. The water flow gap in the outer water tank 421 plays a role in equalizing the flow of condensed water.

Regarding the specific structure of the filter part 500, in some embodiments of the present application, the filter part 500 is mainly used to filter dust particles and dirt in the condensate water in the water tray 400 to avoid clogging of the drainage pipeline and the drainage pump.

The filter part 500 is detachably installed on the water tray 400 to facilitate cleaning and replacement of the filter part 500.

In some embodiments of the present application, with reference to Figures 18 and 20, the filter part 500 includes a housing 410, which is provided with a cavity with an open end. The housing 410 is provided with an opening (not labeled) communicating with the cavity. The cavity A filter 520 is provided inside, and the filter 520 covers the opening.

The condensed water in the water receiving tray 400 enters the cavity through the opening and the filter screen 520, and then flows out through the open opening, thereby realizing the filtration of the condensed water.

Taking the structure of the water receiving tray 400 shown in FIG. 17 as an example, the condensed water in the outer water tank 421 flows into the internal cavity of the filter part 500 through the opening and the filter screen 520, and then flows into the inner water tank 422.

In some embodiments of the present application, the housing 510 includes a first housing peripheral wall 511 and a second housing peripheral wall 512 arranged at intervals. A plurality of connecting ribs 513 are provided between the first housing peripheral wall 511 and the second housing peripheral wall 512. The plurality of connecting ribs An opening is formed between 513. The opening area is large, and the area of the filter 520 that interacts with the condensed water is larger, thereby improving the smooth flow and filtration effect of the condensed water.

The first housing peripheral wall 511 is provided in the first water opening 423, and the second housing peripheral wall 512 is provided in the second water opening 424, thereby realizing the fixed installation of the filter part 500 on the water tray 400.

In some embodiments of the present application, reinforcing ring ribs 514 are provided between the plurality of connecting ribs 513 along the circumference of the shell, which further improves the overall structural strength of the shell without affecting the water fluidity and filtering effect.

In some embodiments of the present application, a first installation ring groove is provided on the first housing peripheral wall 511, and a first sealing ring 515 is provided in the first installation ring groove. The first sealing ring 515 is in sealing contact with the inner wall of the first water opening 423. .

The second housing peripheral wall 512 is provided with a second mounting ring groove, and a second sealing ring 516 is disposed in the second mounting ring groove. The second sealing ring 516 is in sealing contact with the inner wall of the second water outlet 424 .

In some embodiments of the present application, a stopper 517 is provided on the second housing peripheral wall 512 , and the stopper 517 abuts against the outer peripheral wall of the second water opening 424 to limit the installation movement displacement of the filter part 500 .

In some embodiments of the present application, the closed end of the housing 510 is provided with an overhang 518 , and the overhang 518 extends out of the water tray 400 for pulling out the filter part 500 from the outside of the water tray 400 .

Regarding the specific structure of the indoor saddle bridge shell 310, in some embodiments of the present application, with reference to Figures 5 to 7, the indoor saddle bridge shell 310 includes an indoor saddle bridge L-shaped bottom plate 311 and an indoor saddle bridge cover plate 312. The indoor saddle bridge cover plate 312 is provided on the top of the transverse portion 3111 of the L-shaped bottom plate of the indoor saddle bridge, and surrounds the first through cavity 313 .

The vertical part 3112 of the L-shaped bottom plate of the indoor saddle bridge is the indoor vertical part mentioned above and constitutes the back plate of the indoor unit 100. Referring to Figure 4, the vertical part 3112 of the L-shaped bottom plate of the indoor saddle bridge is connected with the indoor unit. 100 base plate fixed connection.

The vertical portion 3112 of the L-shaped bottom plate of the indoor saddle bridge is provided with a vent, which is the indoor rear air inlet 113 .

The indoor saddle bridge reinforcing plate 314 is provided at the transition position between the horizontal part 3111 and the vertical part 3112 of the indoor saddle bridge L-shaped bottom plate, which further improves the structural strength of the indoor saddle bridge L-shaped bottom plate 3111.

In some embodiments of the present application, for example, the indoor saddle bridge shell is located inside the outdoor saddle bridge shell. The electrical box is located in the inner cavity of the indoor saddle bridge shell. The electrical box 600 is in contact with the inner wall of the indoor saddle bridge shell. A buffer sealing portion 315 is provided. Referring to Figure 7 , the sealing buffer portion 315 is in close contact with the top of the electrical box 600 and covers the entire top opening of the electrical box 600. On the one hand, the buffer sealing portion 315 plays a role in reducing vibration. , on the other hand, the condensed water condensed on the inner wall of the saddle bridge structure 300 can be prevented from dripping inside the electrical box 600 , thereby improving the waterproof performance of the electrical box 600 .

Regarding the specific structure of the outdoor saddle bridge shell 320, in some embodiments of the present application, with reference to Figures 8 to 10, the outdoor saddle bridge shell 320 includes an outdoor saddle bridge L-shaped bottom plate 321 and an outdoor saddle bridge cover plate 322. The outdoor saddle bridge cover plate 322 is provided on the top of the transverse portion 3221 of the L-shaped bottom plate of the outdoor saddle bridge, and surrounds the second through cavity 323 .

The vertical part 3212 of the L-shaped bottom plate of the outdoor saddle bridge is the outdoor vertical part mentioned above and constitutes the back plate of the outdoor unit 200. The vertical part 3212 of the L-shaped bottom plate of the outdoor saddle bridge is fixed to the bottom plate of the outdoor unit 200. connect.

The vertical part 3212 of the L-shaped bottom plate of the outdoor saddle bridge is provided with a vent, which is the outdoor rear air inlet 213.

An outdoor saddle bridge reinforcing plate 324 is provided at the transition position between the horizontal part 3221 and the vertical part 3222 of the L-shaped bottom plate of the outdoor saddle bridge, which further improves the structural strength of the L-shaped bottom plate 321 of the outdoor saddle bridge.

In some embodiments of the present application, referring to Figures 3 and 4, the saddle-type air conditioner further includes a saddle bridge shell 330, which is fixedly connected to the outer one of the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320.

When the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 move away from each other, the saddle bridge shell 330 blocks the inner one of the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320 .

When the saddle bridge structure 300 is not stretched, referring to Figures 1 and 2, the saddle bridge cover 330 covers both the indoor saddle bridge shell 310 and the outdoor saddle bridge shell 320.

When the saddle bridge structure 300 is stretched, for example, the outdoor saddle bridge shell 320 is set on the outside of the indoor saddle bridge shell 310. Referring to Figures 3 and 4, the indoor saddle bridge shell 310 will be exposed. At this time, the saddle bridge cover 330 will The exposed indoor saddle bridge shell 310 is shielded.

In the above description of the embodiments, specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily imagined by those skilled in the art within the technical scope disclosed by the present invention should be covered. within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

An evacuation structure applied to a saddle-type air conditioner. The saddle-type air conditioner includes an indoor unit located on the indoor side, an outdoor unit located on the outdoor side, and a saddle bridge structure connecting the indoor unit and the outdoor unit;

It is characterized by,

The saddle bridge structure is telescopic to adjust the distance between the indoor unit and the outdoor unit;

The heat exchange pipeline of the saddle-type air conditioner includes a return air pipe group and a subcooling pipe group, and both the return air pipe group and the subcooling pipe group pass through the inner cavity of the saddle bridge structure;

The return air pipe group and the supercooling pipe group are respectively provided with evacuation pipes.
The evacuation structure applied to saddle-type air conditioners according to claim 1, characterized in that,

The return air pipe group includes a first return air pipe section, a second air return pipe section, and a third return air pipe section that are connected in sequence;

The first return air pipe section is connected to the indoor heat exchanger, the third return air pipe section is connected to the compressor installed in the outdoor unit, and the second return air pipe section has a U-shaped structure and is located on the saddle bridge. in the lumen of the structure;

The third air return pipe section is provided with a first evacuation pipe.
The evacuation structure applied to saddle-type air conditioners according to claim 2, characterized in that,

The third return air pipeline includes a section of the third return air pipeline, a U-shaped section of the third return air pipeline, and a second section of the third return air pipeline, which are connected in sequence. The opening of the U-shaped section of the third return air pipeline faces upward. , the first section of the third return air pipeline is connected to the second return air pipeline, and the second section of the third return air pipeline is connected to the suction port of the compressor;

The first evacuation pipe is located on the second section of the third return air pipe.
The evacuation structure applied to saddle-type air conditioners according to claim 2, characterized in that,

An electrical box is provided in the inner cavity of the saddle bridge structure, and the second return air pipeline passes through the gap between the electrical box and the inner cavity side wall of the saddle bridge structure, and horizontally surrounds the One side of the electrical box.
The evacuation structure applied to saddle-type air conditioners according to any one of claims 1 to 4, characterized in that,

The evacuation position on the subcooling tube group is located close to the outdoor heat exchanger.
The evacuation structure applied to saddle-type air conditioners according to claim 5, characterized in that,

The supercooling tube group includes a U-shaped section, and the U-shaped section of the supercooling tube group is located in the inner cavity of the saddle bridge structure.
The evacuation structure applied to saddle-type air conditioners according to claim 6, characterized in that,

The subcooling pipe group also includes a section of subcooling pipes, a second section of subcooling pipes and a third section of subcooling pipes connected in sequence. The section of the subcooling pipes extends horizontally along the upper position of the back panel of the outdoor unit to Connected to the U-shaped section of the subcooling pipe group, the second section of the subcooling pipe extends vertically along the side of the back panel of the outdoor unit to the chassis of the outdoor unit, and the third section of the subcooling pipe extends vertically to the chassis of the outdoor unit. The section extends horizontally along the chassis of the outdoor unit;

A second evacuation pipe is provided on the three sections of the supercooling pipe.
A saddle-type air conditioner, including an indoor unit located on the indoor side, an outdoor unit located on the outdoor side, and a saddle bridge structure connecting the indoor unit and the outdoor unit, characterized in that:

The saddle bridge structure is telescopic to adjust the distance between the indoor unit and the outdoor unit;

It also includes an evacuation structure as claimed in any one of claims 1 to 7.
The saddle type air conditioner according to claim 8, characterized in that,

The saddle bridge structure is provided with an indoor vertical portion extending downward on the side facing the indoor unit. The indoor vertical portion constitutes the back plate of the indoor unit and is fixedly connected to the bottom plate of the indoor unit. , the indoor vertical part is provided with an indoor rear air inlet;

The saddle bridge structure is provided with an outdoor vertical portion extending downward on the side facing the outdoor unit. The outdoor vertical portion constitutes the back plate of the outdoor unit and is fixedly connected to the bottom plate of the outdoor unit. , the outdoor vertical part is provided with an outdoor rear air inlet.
The saddle type air conditioner according to claim 9, characterized in that,

The saddle bridge structure includes:

An indoor saddle bridge shell is formed with a first through cavity, and the indoor saddle bridge shell is provided with the indoor vertical portion extending downward on the side facing the indoor unit;

An outdoor saddle bridge shell is formed with a second through cavity, and the outdoor saddle bridge shell is provided with the outdoor vertical portion extending downward on the side facing the outdoor unit;

Wherein, the indoor saddle bridge shell and the outdoor saddle bridge shell are nested with each other, and the indoor saddle bridge shell and the outdoor saddle bridge shell can move relative to each other.