Upper air outlet cavity of mobile air conditioner

Abstract

The utility model provides an upper air outlet cavity of a mobile air conditioner. The upper air outlet cavity comprises an upper volute assembly and a lower volute assembly which are arranged in an air conditioner shell. The upper volute assembly comprises an upper volute and a first impeller arranged in the upper volute, a first air inlet and a first air outlet are formed in the side wall of the upper volute, the first air outlet is formed upwards, one or more cold air outlets corresponding to the first air outlet are formed in the top of the air conditioner shell, and the first air inlet is communicated with the first air outlet. An evaporator for cooling airflow is arranged on an air inlet path of the first air inlet; the lower volute assembly comprises a lower volute and a second impeller arranged in the lower volute, a second air inlet and a second air outlet are formed in the side wall of the lower volute, the second air inlet is arranged downwards, and a condenser is arranged on an air inlet path of the second air inlet. The upper air outlet cavity of the mobile air conditioner is compact in structure, long in air supply distance, capable of adjusting the air outlet direction and angle and good in using effect.

Description

Technical Field

[0001] The utility model relates to a mobile air conditioner, in particular to an upper air outlet cavity of a mobile air conditioner. Background Art

[0002] A mobile air conditioner is an air conditioner that combines the indoor and outdoor units of a common air conditioner. It has no outdoor unit and does not require professional installation. Through the refrigeration of the compressor, hot air is discharged through the exhaust duct to achieve the effect of cooling a local area. It has the advantages of convenient movement and easy use.

[0003] The cold air outlet of the existing mobile air conditioner is usually horizontally arranged. The cold air gradually descends along the air supply direction, and the cold air supply distance is short. When a person is at a certain distance from the mobile air conditioner, the cold air can only contact the lower body of the person, or even cannot reach this place, resulting in an unsatisfactory use experience. Summary of the Utility Model

[0004] Technical Problems to be Solved

[0005] The technical problem to be solved by the utility model is to provide an upper air outlet cavity of a mobile air conditioner with a compact structure, a long air supply distance, adjustable air outlet direction and good use experience.

[0006] Technical Solutions for Solving the Problems

[0007] The utility model provides an upper air outlet cavity of a mobile air conditioner, which includes an upper volute component 2 arranged in an air conditioner housing 1 and a lower volute component 3 located at the lower end of the upper volute component 2;

[0008] The upper volute component 2 includes an upper volute and a first impeller 24 arranged in the upper volute. The side wall of the upper volute has a first air inlet 201 and a first air outlet 202. The first air outlet 202 is arranged upward. One or more cold air outlets 102 corresponding to the first air outlet 202 are provided at the top of the air conditioner housing 1. An evaporator for cooling the air flow is provided on the air inlet path of the first air inlet 201;

[0009] The lower volute component 3 includes a lower volute and a second impeller 33 arranged in the lower volute. The side wall of the lower volute has a second air inlet 301 and a second air outlet 302. The second air inlet 301 is arranged downward. A condenser is provided on the air inlet path of the second air inlet 301.

[0010] Further, a duct for adjusting the air direction is detachably installed on the cold air outlet 102.

[0011] Further, the first air outlet 202 is vertically arranged upward.

[0012] Further, an evaporator installation area 321 for installing an evaporator is provided at the top of the lower volute assembly 3. A water collecting tank is provided at the bottom of the evaporator installation area 321. A first drain hole for discharging water outside the air conditioner housing and a second drain hole for discharging water downward to cool the condenser are provided in the water collecting tank.

[0013] Further, a heat insulation layer is attached to the outer wall of the upper volute.

[0014] Further, the lower volute is horizontally arranged.

[0015] Further, a positioning member for positioning the upper volute and an installation hole for fixing the upper volute are provided at the top of the lower volute.

[0016] Further, an upper air inlet window 101 for the upper volute assembly to intake air and a lower air inlet window 103 for the lower volute assembly to intake air are provided on the side wall of the air conditioner housing 1. Dust-proof nets are detachably installed on the upper air inlet window 101 and the lower air inlet window 103.

[0017] Further, the upper volute is formed by splicing a parallel first upper volute plate 23 and a second upper volute plate 22. The edge of the first upper volute plate 23 is bent away from the first impeller 24 to form a wind guiding area that can be docked with the evaporator.

[0018] Further, a heat insulation layer is attached to the inner wall or the outer wall of the wind guiding area.

[0019] Further, a dust-proof net is provided on the cold air outlet 102.

[0020] Beneficial Effects

[0021] The upper air outlet air cavity of the mobile air conditioner of the present utility model adopts an upper air outlet structure, which can greatly improve the air supply distance of the cold air, increase the effective working radius of the mobile air conditioner, and has good use effect; a guide air duct is provided at the upper air outlet end, which can adjust the air outlet direction and realize air outlet at any angle. The air outlet range is large and the distance is far, and the adjustment is convenient, and the use experience is good; multiple guide air ducts are independently arranged, which can realize different air outlet directions and angle adjustments, meet the synchronous air supply to targets at different positions, and have good use effect; the splicing structure is set, the production cost is low, the assembly is convenient, and the structure precision can be effectively improved to ensure the product quality; the heat insulation layer is set, which can insulate the cold air cavity, avoid cold energy loss, reduce power consumption, and improve energy utilization rate. At the same time, it has a noise reduction function; the dust-proof net is set, which can prevent sundries from entering, improve the use reliability and stability, and extend the service life; the upper air outlet air cavity of the mobile air conditioner of the present utility model has a compact structure, a long air supply distance, and can adjust the air outlet direction and angle, and has good use effect. Description of the Drawings

[0022] Figure 1 Schematic installation diagram of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0023] Figure 2 Schematic structural diagram of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0024] Figure 3 Schematic structural diagram of the upper air outlet air cavity of the mobile air conditioner of the present utility model from another angle;

[0025] Figure 4 Exploded structural diagram of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0026] Figure 5 Exploded structural diagram of the upper volute component of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0027] Figure 6 Exploded structural diagram of the lower volute component of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0028] Figure 7 Cross-sectional view of the upper volute component of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0029] Figure 8 Another cross-sectional view of the upper volute component of the upper air outlet air cavity of the mobile air conditioner of the present utility model;

[0030] Figure 9 Cross-sectional view of the lower volute component of the upper air outlet air cavity of the mobile air conditioner of the present utility model. Detailed implementation manners

[0031] The embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

[0032] Refer to Figures 1-9 , the present utility model provides an upper air outlet air cavity for a mobile air conditioner, which includes an air conditioner housing 1, and an upper volute component 2 and a lower volute component 3 are installed in the air conditioner housing 1. Among them, the upper volute component 2 is arranged at the top position of the air conditioner housing, and the lower volute component 3 is arranged at the lower end of the upper volute component 2.

[0033] The upper volute assembly 2 is used for cold air supply. It includes an upper volute and a first impeller 24 disposed within the upper volute. A chamber is formed within the upper volute. The first impeller 24 is a centrifugal impeller and is rotatably installed within this chamber, thereby forming an air duct. A first drive motor 21 is provided on the side wall of the upper volute. The output end of the first drive motor 21 is connected to the first impeller 24 to drive the first impeller 24 to rotate, thereby generating a pressure difference and forming an air flow, that is, generating wind. A first air inlet 201 and a first air outlet 202 are provided on the side wall of the upper volute. In this embodiment, the first air outlet 202 is arranged upward, preferably vertically upward. At this time, the axis of the first impeller 24 is in a horizontal state. At the same time, a cold air outlet 102 corresponding to the first air outlet 202 is provided at the top of the air conditioner housing 1. The cold air outlet 102 is one or more, preferably two, and can allow the cold air at the end of the first air outlet 202 to be discharged. The first air outlet 202 being arranged upward can greatly increase the air supply distance, that is, the air outlet distance of the cold air is farther, greatly improving its effective working radius and having a good user experience. At the same time, a duct is provided on the cold air outlet 102. The duct is detachably installed on the cold air outlet 102 through a buckle, enabling quick installation and disassembly. The duct can be telescoped and bent to adjust the air outlet direction in any direction and angle to meet different usage requirements. A duct is independently provided for each cold air outlet 102, allowing multiple people to use it simultaneously, that is, forming different cold air outlet directions, having a good user experience, and realizing multi-functional use of one machine. Since the volume of the mobile air conditioner is relatively small, the cold air outlet 102 is preferably 2 - 3 to ensure that each cold air outlet has sufficient air pressure to guarantee the air supply distance.

[0034] Since the cold air outlet in this application is vertically upward, it is easy for foreign objects to enter. Therefore, in this embodiment, a dust-proof net is provided on the cold air outlet 102 to prevent larger (in volume) particulate debris from entering, thereby improving the use safety and reliability and extending the service life.

[0035] An evaporator is provided on the air inlet path of the first air inlet 201. The evaporator is used to exchange heat and cool the passing air flow. The evaporator serves as a heat exchanger to achieve heat exchange.

[0036] In this embodiment, the upper volute is formed by splicing a parallel first upper volute plate 23 and a second upper volute plate 22. Both the first upper volute plate 23 and the second upper volute plate 22 are vertically arranged. A volute body is provided on the side wall of the first upper volute plate 23, and the second upper volute plate 22 is attached to the end of the volute body, thereby forming an upper volute cavity. The first air outlet 202 is opened at the top of the upper volute. The first driving motor 21 is fixed on the side wall of the second upper volute plate 22. A hole is opened on the first upper volute plate 23 to form a first air inlet 201. The edge of the first upper volute plate 23 is bent outward to form a wind guiding area. Specifically, the edge of the first upper volute plate 23 is bent in the direction away from the first impeller 24 to form a wind guiding area, which can be docked with the evaporator to enable the airflow cooled by the evaporator to fully enter. A first heat insulation layer 253 is attached to the inner wall of the wind guiding area, a second heat insulation layer 252 is attached to the outer wall of the upper volute, and a third heat insulation layer 251 is attached to the outer wall of the second upper volute plate 22. The heat insulation layer can achieve heat insulation, reduce or avoid losses, and at the same time, play a certain noise reduction function and can prevent condensation water from forming on the side wall of the upper volute assembly, and the use effect is good.

[0037] The lower volute assembly 3 is used for hot air exhaust. It includes a lower volute and a second impeller 33 arranged in the lower volute. A chamber is formed in the lower volute. The second impeller 33 is a centrifugal impeller and is rotatably installed in the chamber, thereby forming a duct. A second driving motor 31 is provided at the top of the lower volute. The output end of the second driving motor 31 is connected to the second impeller 33 for driving the second impeller 33 to rotate, thereby generating a pressure difference and forming an air flow, that is, generating wind. A second air inlet 301 and a second air outlet 302 are provided on the side wall of the lower volute. The second air inlet 301 is arranged downward, and a condenser is provided on the air inlet path of the second air inlet 301. Specifically, it is arranged below the lower volute assembly for air-cooling heat dissipation of the condenser. The condenser and the evaporator are arranged in the same heat exchange pipeline to form a complete heat exchange system.

[0038] At one end of the edge of the lower volute assembly 3, a water collecting tank is provided at the bottom of the evaporator installation area 321. A first drain hole and a second drain hole 3211 are provided in the water collecting tank. The first drain hole is used to drain water outside the air conditioner housing for external drainage, and the second drain hole 3211 is used to drain water downward for cooling the condenser.

[0039] In this embodiment, the lower volute is formed by splicing a first lower volute plate 32 and a second lower volute plate 34 that are parallel to each other. The first lower volute plate 32 and the second lower volute plate 34 are both horizontally arranged. A first half shell is provided on the lower bottom surface of the first lower volute plate 32, and a second half shell is provided on the upper surface of the second lower volute plate 34. The first half shell and the second half shell are combined to form a lower volute with a complete width. A hole is provided in the side wall of the lower volute to form a second air outlet 302, and a hole is provided in the second lower volute plate 34 to form a second air inlet 301, and the second air inlet 301 is vertically downward. A plurality of positioning components are provided between the first lower volute plate 32 and the second lower volute plate 34. The positioning components include a positioning sleeve and a positioning post that are coaxially arranged, and can be sleeved and docked to achieve positioning. Among them, a drain pipe is provided at the bottom of the water collecting tank. At the same time, a water receiving pipe 341 coaxial with the drain pipe is provided on the second lower volute plate. The drain pipe can be sleeved into the water receiving pipe to achieve water conduction and at the same time play a positioning function.

[0040] At the top of the lower volute, there are positioning components for positioning the upper volute and mounting holes for fixing the upper volute. Among them, the positioning components include a positioning protrusion and a positioning groove, so as to achieve rapid and accurate positioning and assembly of the two, improving the assembly efficiency and assembly accuracy.

[0041] An upper air inlet window 101 and a lower air inlet window 103 are provided on the side wall of the air conditioner housing 1. Among them, the upper air inlet window 101 is communicated with the first air inlet 201 for the air inlet of the upper volute assembly, and the lower air inlet window 103 is communicated with the second air inlet for the air inlet of the lower volute assembly. Dust-proof nets are detachably installed on the upper air inlet window 101 and the lower air inlet window 103 to prevent dust from entering and improve the use reliability and stability. At the same time, a hot air exhaust port 104 is provided on the side wall of the air conditioner housing 1, and a duct is detachably installed on the hot air exhaust port 104 through a buckle for guiding the hot air to a distance or outdoors to prevent the hot air from directly entering the first air inlet 201 and affecting the refrigeration effect.

[0042] The upper air outlet air cavity of the mobile air conditioner of the present utility model adopts an upper air outlet structure, which can greatly improve the air supply distance of cold air, increase the effective working radius of the mobile air conditioner, and has good use effect; a duct is provided at the upper air outlet end, which can adjust the air outlet direction to achieve air outlet at any angle, with a large air outlet range and a long distance, and the adjustment is convenient, and the use experience is good; multiple ducts are independently arranged, which can realize different air outlet directions and angle adjustments to meet the synchronous air supply to targets at different positions, and has good use effect; the splicing structure is provided, with low production cost, convenient assembly, and can effectively improve the structural accuracy to ensure product quality; a heat insulation layer is provided, which can insulate the cold air cavity, avoid cold energy loss, reduce power consumption, and improve energy utilization rate. At the same time, it has a noise reduction function; a dust-proof net is provided, which can prevent sundries from entering, improve the use reliability and stability, and extend the service life; the upper air outlet air cavity of the mobile air conditioner of the present utility model has a compact structure, a long air supply distance, and can adjust the air outlet direction and angle, and has good use effect.

[0043] The above are only the preferred embodiments of the present utility model. It should be pointed out that for those of ordinary skill in the art of this technology, without departing from the technical principle of the present utility model, several improvements and refinements can still be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. A mobile air conditioner upper air outlet cavity, characterized in that: It includes an upper volute assembly arranged in an air conditioner housing and a lower volute assembly located at the lower end of the upper volute assembly; The upper volute assembly includes an upper volute and a first impeller disposed in the upper volute, the side wall of the upper volute has a first air inlet and a first air outlet, the first air outlet is arranged upward, the top of the air-conditioning housing is provided with one or more cold air outlets corresponding to the first air outlet, and an evaporator for cooling the airflow is provided on the air inlet path of the first air inlet; The lower volute assembly includes a lower volute and a second impeller arranged in the lower volute. The side wall of the lower volute has a second air inlet and a second air outlet. The second air inlet is arranged downward, and a condenser is provided on the air inlet path of the second air inlet.

2. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: An air guide pipe for adjusting the wind direction is detachably mounted on the cold air outlet.

3. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: The first air outlet is arranged vertically upward.

4. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: An evaporator mounting area for mounting an evaporator is provided at the top of the lower volute assembly, a water collecting trough is provided at the bottom of the evaporator mounting area, a first drain hole for discharging water to the outside of the air-conditioning casing and a second drain hole for discharging water to the lower end to cool the condenser are provided in the water collecting trough.

5. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: A heat insulation layer is attached to the outer wall of the upper volute.

6. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: The lower volute is arranged horizontally.

7. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: A positioning component for positioning the upper volute and a mounting hole for fixing the upper volute are provided on the top of the lower volute.

8. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: The side wall of the air conditioner housing is provided with an upper air inlet window for air intake of the upper volute assembly and a lower air inlet window for air intake of the lower volute assembly, and dustproof nets are detachably mounted on the upper air inlet window and the lower air inlet window.

9. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: The upper volute is formed by splicing a parallel first upper volute plate and a second upper volute plate. The edge of the first upper volute plate is bent in a direction away from the first impeller to form an air guide area that can be connected to the evaporator.

10. The upper air outlet cavity of the mobile air conditioner according to claim 1, characterized in that: A dustproof net is arranged on the cold air outlet.

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