Duct type air conditioner

Abstract

The utility model provides a duct type air conditioner which comprises a machine shell, a heat exchanger, a water pan and a flow guide plate, the flow guide plate, the water pan and the heat exchanger are all arranged in the machine shell, and the water pan is located below the heat exchanger; the right end of the heat exchanger is connected with a refrigerant input and output pipe assembly, the flow guide plate is arranged on the right side of the heat exchanger, and the flow guide plate can collect condensate water flowing down from the refrigerant input and output pipe assembly and guide the condensate water to the water pan. The flow guide plate is arranged on the right side of the heat exchanger, the flow guide plate can collect condensate water flowing down from the refrigerant input and output pipe assembly and guide the condensate water to the water pan, and therefore the condensate water generated by the refrigerant input and output pipe assembly is prevented from flowing downwards to damage some components, the risk of equipment failures can be reduced, and the service life of the heat exchanger is prolonged. And the duct type air conditioner can run reliably and stably.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of air conditioners, and particularly relates to a ducted air conditioner. BACKGROUND

[0002] A conventional ducted air conditioner generally has a water pan arranged below an evaporator for containing condensate water generated by the evaporator. In fact, a refrigerant input and output pipe assembly connected to one side of the evaporator also generates condensate water, but the conventional water pan is only designed to contain the condensate water generated by the evaporator itself and does not contain the condensate water generated by the refrigerant input and output pipe assembly. The condensate water generated by the refrigerant input and output pipe assembly flows downward and can damage some components, increasing the risk of equipment failure. CONTENT OF THE UTILITY MODEL

[0003] The application provides a ducted air conditioner to solve the problem that the condensate water generated by the refrigerant input and output pipe assembly of the conventional ducted air conditioner can damage some components.

[0004] The ducted air conditioner provided by the application comprises a casing, a heat exchanger, a water pan and a deflector. The deflector, the water pan and the heat exchanger are arranged in the casing, and the water pan is located below the heat exchanger. The right end of the heat exchanger is connected to a refrigerant input and output pipe assembly, the deflector is arranged on the right side of the heat exchanger, and the deflector can collect condensate water flowing down from the refrigerant input and output pipe assembly and guide the condensate water to the water pan.

[0005] Optionally, the deflector comprises a fixed plate, an extension plate and a sealing plate, the fixed plate, the extension plate and the sealing plate are respectively located at the back side, the lower side and the left side of the refrigerant input and output pipe assembly, the lower end of the fixed plate is connected to the back end of the extension plate, the left end of the fixed plate is connected to the back end of the sealing plate, the lower end of the sealing plate is connected to the left end of the extension plate, the fixed plate is connected to the casing, and the condensate water collected by the deflector is guided to the water pan through the extension plate.

[0006] Optionally, the extension plate is arranged obliquely forward and downward relative to the fixed plate, and the water pan is partially located below and forward of the extension plate.

[0007] Optionally, the angle at which the extension plate is inclined relative to the fixed plate is 125° to 135°.

[0008] Optionally, a water-stopping folded edge is arranged at the right end edge of the extension plate, the water-stopping folded edge, the extension plate and the sealing plate enclose a flow guide groove, the flow guide groove is used for collecting condensed water flowing down from the refrigerant input and output pipe assembly, a water outlet is arranged at the front end of the flow guide groove, and the condensed water collected by the flow guide groove is discharged into the water pan through the water outlet; and / or, a heat preservation layer is arranged on the bottom of the extension plate; and / or, a first mounting hole for connecting with the machine shell is arranged at the middle part of the fixing plate, and a mounting folded edge is arranged at the right end edge of the fixing plate, and a second mounting hole for connecting with the machine shell is arranged on the mounting folded edge.

[0009] Optionally, a right end plate is arranged at the right end of the heat exchanger, and a sealing piece is arranged at the upper end of the sealing plate, and the sealing piece is tightly attached to the right end plate.

[0010] Optionally, a sealing folded edge is arranged at the upper end edge of the sealing plate, and the sealing piece is arranged on the sealing folded edge; and / or, a reinforcing folded edge is arranged at the front end of the sealing plate.

[0011] Optionally, a drain port is arranged on the water pan, and the drain port is used for discharging the condensed water in the water pan out of the ducted air conditioner.

[0012] Optionally, the water pan comprises a first water receiving groove and a second water receiving groove which are connected in communication, the first water receiving groove is arranged below the heat exchanger, and the second water receiving groove is arranged below the flow guide plate.

[0013] Optionally, the bottom surface of the second water receiving groove is arranged to be inclined, and the position of the side of the second water receiving groove connected with the first water receiving groove is the lowest.

[0014] The ducted air conditioner provided by the embodiment of the present application can prevent the condensed water generated by the refrigerant input and output pipe assembly from flowing down and damaging some components, so that the risk of equipment failure can be reduced, and the ducted air conditioner can be reliably and stably operated. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor. In the following description, the same reference numerals represent the same parts.

[0016] Figure 1 The structural schematic diagram of the ducted air conditioner provided by the embodiment of the present application.

[0017] Figure 2 for Figure 1 The diagram shown is an exploded view of the ductwork unit.

[0018] Figure 3 for Figure 2 The diagram shows an enlarged view of part A of the ducted air conditioner.

[0019] Figure 4 This is a schematic diagram of the structure of the heat exchanger, water receiving tray, and guide plate provided in the embodiments of this application.

[0020] Figure 5 This is a schematic diagram of the structure of the guide plate provided in an embodiment of this application.

[0021] Explanation of icon numbers:

[0022] 100. Housing; 101. Air outlet; 110. Front panel; 120. Rear panel; 130. Left side panel; 140. Right side panel; 141. Inspection port; 150. Sealing plate; 200. Heat exchanger; 210. Right end plate; 300. Water tray; 301. Drain outlet; 310. Second water tray; 400. Guide plate; 401. Guide channel; 402. Water outlet; 410. Fixing plate; 411. First mounting hole; 412. Mounting fold; 413. Second mounting hole; 420. Extension plate; 421. Water-blocking fold; 430. Sealing plate; 431. Sealing fold; 432. Reinforcing fold; 440. Insulation layer; 450. Sealing element; 500. Refrigerant input / output pipe assembly. Detailed Implementation

[0023] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0024] In the description of the present application, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0025] In the present application, the word "exemplary" is used to mean "serving as an example, instance, or illustration." Any implementation described as "exemplary" in the present application is not necessarily to be construed as preferred or advantageous over other implementations. The term "and / or" includes any and all combinations of one or more of the associated listed items.

[0026] The embodiments of the present application provide a ducted air conditioner, as shown in the drawings, which comprises a casing 100, a heat exchanger 200, a water pan 300 and a flow guide plate 400, the flow guide plate 400, the water pan 300 and the heat exchanger 200 are arranged in the casing 100, and the water pan 300 is located below the heat exchanger 200; a refrigerant input and output pipe assembly 500 is connected to the right end of the heat exchanger 200, the flow guide plate 400 is arranged on the right side of the heat exchanger 200, and the flow guide plate 400 can collect condensed water flowing down from the refrigerant input and output pipe assembly 500 and guide the condensed water to the water pan 300. Figures 1-5

[0027] The ducted air conditioner provided by the embodiments of the present application can prevent the condensed water generated by the refrigerant input and output pipe assembly 500 from flowing down and causing damage to some components, so as to reduce the risk of equipment failure and enable the ducted air conditioner to operate reliably and stably.

[0028] As shown in the drawings, Figure 1 and Figure 2 ​As shown, the shell 100 can include a front plate 110, a rear plate 120, a left side plate 130 and a right side plate 140, the rear plate 120 is located at the rear side of the front plate 110, the left side plate 130 is connected at the left side of the front plate 110 and the rear plate 120, the right side plate 140 is connected at the right side of the front plate 110 and the rear plate 120, and the front plate 110, the rear plate 120, the left side plate 130 and the right side plate 140 enclose the air outlet 101. Specifically, the water pan 300 is arranged on the front plate 110, and the heat exchanger 200 is arranged obliquely in the shell 100, and the heat exchanger 200 abuts against the inner bottom surface of the water pan 300 and the rear plate 120 of the shell 100, respectively.

[0029] The right side plate 140 is provided with an access hole 141, and a sealing plate 150 is arranged at the access hole 141 and detachably connected with the right side plate 140. Optionally, the sealing plate 150 and the right side plate 140 can adopt a quick detachable connection structure, so as to facilitate the periodic inspection and maintenance of the water pan 300.

[0030] In some embodiments of the present application, the flow guide plate 400 includes a fixed plate 410, an extension plate 420 and a sealing plate 430, which are respectively located at the rear side, the lower side and the left side of the refrigerant input and output pipe assembly 500; the lower end of the fixed plate 410 is connected with the rear end of the extension plate 420, the left end of the fixed plate 410 is connected with the rear end of the sealing plate 430, and the lower end of the sealing plate 430 is connected with the left end of the extension plate 420; wherein the fixed plate 410 is connected with the shell 100, and the condensed water collected by the flow guide plate 400 is guided to the water pan 300 through the extension plate 420.

[0031] Specifically, when the refrigerant input and output pipe assembly 500 generates condensed water, the condensed water will flow onto the extension plate 420 under the action of gravity, and then be guided to the water pan 300 through the extension plate 420. Optionally, the extension plate 420 is arranged obliquely downward relative to the fixed plate 410, and the water pan 300 is partially located below and forward of the extension plate 420. In this way, the condensed water collected by the flow guide plate 400 can flow smoothly to the water pan 300, realizing efficient guidance of the condensed water.

[0032] Optionally, the angle of the extension plate 420 relative to the fixed plate 410 is 125°-135°, that is, the included angle between the extension plate 420 and the fixed plate 410 is 125°-135°. Based on the principle of fluid mechanics, the angle of the extension plate 420 relative to the fixed plate 410 is set to 125°-135° in the present application, so as to optimize the flow path of the condensed water and ensure that the condensed water in the flow guide groove 401 flows smoothly into the water pan 300. For example, the angle of the extension plate 420 relative to the extension plate 420 can be 125°, 126°, 127°, 128°, 129°, 130°, 131°, 132°, 133°, 134° or 135°, etc., which can be set according to actual needs.

[0033] In some embodiments of the present application, as shown in Figure 5 The right end edge of the extension plate 420 is provided with a water blocking folded edge 421, the water blocking folded edge 421, the extension plate 420 and the sealing plate 430 form a flow guide groove 401, the flow guide groove 401 is used for collecting the condensed water flowing down from the refrigerant input and output pipe assembly 500, the front end of the flow guide groove 401 is provided with a water outlet 402, and the condensed water collected by the flow guide groove 401 is discharged into the water pan 300 through the water outlet 402. By adopting the flow guide plate 400 with the above structure, the condensed water generated by the refrigerant input and output pipe assembly 500 can be effectively guided to the water pan 300, and the water blocking folded edge 421 can also improve the structural strength of the extension plate 420.

[0034] Specifically, when the refrigerant input and output pipe assembly 500 forms condensed water, the condensed water will flow into the flow guide groove 401 of the flow guide plate 400 under the action of gravity, and the condensed water collected by the flow guide groove 401 is discharged into the water pan 300 through the water outlet 402. It can be understood that when the extension plate 420 is inclined forward and downward relative to the fixed plate 410, the lowest point of the extension plate 420 is located at the water outlet 402, so that the condensed water in the flow guide groove 401 can be more smoothly discharged from the water outlet 402 and flow to the water pan 300, thereby achieving efficient guidance of the condensed water.

[0035] Optionally, the extension plate 420 is a sheet metal part, and the water blocking folded edge 421 is formed by bending the right end edge of the extension plate 420 upward, which is convenient for processing.

[0036] In some embodiments of the present application, the bottom of the extension plate 420 is covered with a thermal insulation layer 440, which plays a role of preventing condensation and avoids the formation of a cold bridge effect by the extension plate 420. Specifically, the thermal insulation layer 440 can be pasted on the bottom of the extension plate 420, and the thermal insulation layer 440 can be made of sponge, foam or other heat insulation materials.

[0037] In some embodiments of the present application, as shown in Figure 5As shown, the middle part of the fixed plate 410 is provided with a first mounting hole 411 for connecting with the cabinet 100, and the right end edge of the fixed plate 410 is provided with a mounting folded edge 412, and the mounting folded edge 412 is provided with a second mounting hole 413 for connecting with the cabinet 100. The first mounting hole 411 and the second mounting hole 413 can stably mount the fixed plate 410 on the cabinet 100, and the mounting folded edge 412 improves the structural strength of the fixed plate 410. Specifically, the fixed plate 410 is connected with the back plate 120 of the cabinet 100 through the first mounting hole 411, and the fixed plate 410 is connected with the right side plate 140 of the cabinet 100 through the second mounting hole 413.

[0038] Optionally, the number of the first mounting hole 411 can be one or more, and the number of the second mounting hole 413 can also be one or more, which can be set according to actual needs. For example, Figure 5 As shown, the middle part of the fixed plate 410 is provided with four first mounting holes 411, and the mounting folded edge 412 is provided with one second mounting hole 413, and the fixed plate 410 is connected with the cabinet 100 through the screws respectively penetrating the first mounting hole 411 and the second mounting hole 413.

[0039] In some embodiments of the present application, the right end of the heat exchanger 200 is provided with a right end plate 210, and the upper end of the sealing plate 430 is provided with a sealing piece 450, and the sealing piece 450 is tightly attached to the right end plate 210. By tightly attaching the sealing piece 450 at the upper end of the sealing plate 430 to the right end plate 210, the gap between the sealing plate 430 and the right end plate 210 can be blocked, thereby reducing the leakage of the air flow from the gap, and thus increasing the air volume of the air outlet 101 and improving the air outlet efficiency of the ducted air conditioner. Optionally, the sealing piece 450 can be a sponge, a rubber pad or a silica gel pad, etc.

[0040] Optionally, as shown in the drawings, Figure 5 The upper end edge of the sealing plate 430 is provided with a sealing folded edge 431, and the sealing piece 450 is arranged on the sealing folded edge 431. The present application provides the sealing folded edge 431 at the upper end edge of the sealing plate 430, which not only improves the structural strength of the sealing plate 430, but also provides stable support for the heat exchanger 200, ensuring the stability of the ducted air conditioner during operation.

[0041] As shown in the drawings, Figure 5 The front end of the sealing plate 430 is provided with a reinforcing folded edge 432, which can improve the structural strength of the sealing plate 430. Optionally, the sealing plate 430 is a sheet metal part, the reinforcing folded edge 432 is formed by bending the front end edge of the sealing plate 430, and the sealing folded edge 431 is formed by bending the upper end edge of the sealing plate 430, which is convenient for processing.

[0042] Optionally, the flow guide plate 400 can be made by an integral molding process, that is, the fixed plate 410, the extension plate 420 and the sealing plate 430 are integrally formed.

[0043] In some embodiments of the present application, as shown in Figure 3 and Figure 4 The water pan 300 is provided with a drain port 301 for draining the condensed water in the water pan 300 out of the duct type air conditioner.

[0044] Optionally, the water pan 300 includes a first water receiving groove and a second water receiving groove 310 in communication, the first water receiving groove is located below the heat exchanger 200; the second water receiving groove 310 is located below the flow guide plate 400. The first water receiving groove is used to contain the condensed water generated on the heat exchanger 200, and the second water receiving groove 310 is used to contain the condensed water generated by the refrigerant input and output pipe assembly 500.

[0045] Optionally, the bottom surface of the second water receiving groove 310 is inclined, and the side of the second water receiving groove 310 connected to the first water receiving groove is the lowest, that is, the lowest point of the second water receiving groove is located at the connection with the first water receiving groove. In this way, the condensed water in the second water receiving groove 310 quickly flows into the first water receiving groove. Specifically, the condensed water in the first water receiving groove is drained out of the duct type air conditioner through the drain port 301 of the water pan 300.

[0046] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the relevant description of other embodiments.

[0047] The duct type air conditioner provided by the embodiments of the present application is described in detail above, and specific examples are applied to describe the principles and implementation modes of the present application. The above description of the embodiments is only used to help understand the method and its core idea of the present application; at the same time, for those skilled in the art, according to the idea of the present application, the specific implementation mode and application range will be changed; in conclusion, the content of the specification should not be understood as a limitation of the present application.

Claims

1. A ducted fan machine characterized by, The application relates to an air conditioner, which comprises a casing (100), a heat exchanger (200), a water pan (300) and a flow guide plate (400), wherein the flow guide plate (400), the water pan (300) and the heat exchanger (200) are arranged in the casing (100), and the water pan (300) is arranged below the heat exchanger (200). The right end of the heat exchanger (200) is connected with a refrigerant input and output pipe assembly (500), the flow guide plate (400) is arranged on the right side of the heat exchanger (200), and the flow guide plate (400) can collect condensed water flowing down from the refrigerant input and output pipe assembly (500) and guide the condensed water to the water pan (300).

2. The ducted fan machine of claim 1, wherein, The flow guide plate (400) comprises a fixed plate (410), an extension plate (420) and a sealing plate (430), and the fixed plate (410), the extension plate (420) and the sealing plate (430) are arranged on the back side, the lower side and the left side of the refrigerant input and output pipe assembly (500) respectively. The lower end of the fixed plate (410) is connected with the rear end of the extension plate (420), the left end of the fixed plate (410) is connected with the rear end of the sealing plate (430), the lower end of the sealing plate (430) is connected with the left end of the extension plate (420), the fixed plate (410) is connected with the casing (100), and the condensed water collected by the flow guide plate (400) is guided to the water pan (300) through the extension plate (420).

3. The ducted fan machine of claim 2, wherein, The extension plate (420) is arranged in a forward and downward inclined manner relative to the fixed plate (410), and the water pan (300) is partially arranged below the front of the extension plate (420).

4. The ducted fan machine according to claim 3, wherein, The angle between the extension plate (420) and the fixed plate (410) is 125-135 degrees.

5. The ducted fan machine of claim 2, wherein, The right end edge of the extension plate (420) is provided with a water blocking folded edge (421), the water blocking folded edge (421), the extension plate (420) and the sealing plate (430) form a flow guide groove (401), the flow guide groove (401) is used for collecting condensed water flowing down from the refrigerant input and output pipe assembly (500), the front end of the flow guide groove (401) is provided with a water outlet (402), and the condensed water collected by the flow guide groove (401) is discharged into the water pan (300) through the water outlet (402). The bottom of the extension plate (420) is covered with a heat preservation layer (440). The middle part of the fixed plate (410) is provided with a first mounting hole (411) used for connecting with the casing (100), and the right end edge of the fixed plate (410) is provided with a mounting folded edge (412) provided with a second mounting hole (413) used for connecting with the casing (100).

6. The ducted fan machine according to claim 2, wherein, The right end of the heat exchanger (200) is provided with a right end plate (210), the upper end of the sealing plate (430) is provided with a sealing piece (450), and the sealing piece (450) is tightly combined with the right end plate (210).

7. The ducted fan machine according to claim 6, wherein, An upper end edge of the sealing plate (430) is provided with a sealing flange (431), and the sealing member (450) is arranged on the sealing flange (431). And / or, a front end of the sealing plate (430) is provided with a reinforcing flange (432).

8. The ducted fan machine of claim 1, wherein, The water pan (300) is provided with a drain port (301) for draining the condensed water in the water pan (300) out of the air duct machine.

9. The ducted fan machine according to any one of claims 1 to 8, wherein The water pan (300) comprises a first water receiving groove and a second water receiving groove (310) in communication, the first water receiving groove is located below the heat exchanger (200), and the second water receiving groove (310) is located below the flow guide plate (400).

10. The ducted fan machine according to claim 9, wherein, A groove bottom surface of the second water receiving groove (310) is arranged in an inclined manner, and a position of one side of the second water receiving groove (310) connected to the first water receiving groove is the lowest.

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