CN105805918B - An air conditioner indoor unit - Google Patents

Abstract

The invention discloses an air conditioner indoor unit, comprising a casing and a functional component arranged inside the casing, the functional component includes a fan and a motor, the casing is provided with an inspection port for the functional assembly to be loaded into or removed from the inside of the casing, and a detachable inspection port is provided on the inspection port. An access panel matching its shape is provided; the access port is opened at the installation position of the corresponding fan and the motor on the outer casing; the outer casing also includes a front cover formed by the front panel and the top plate and a back panel skeleton, and the front cover is rotatably arranged on the on the back frame. The invention avoids the tedious process of opening the outer casing for maintenance of the traditional indoor frame integrated machine through a complicated process, and speeds up the maintenance efficiency of technicians.

Description

An air conditioner indoor unit

technical field

The invention relates to the technical field of air conditioners, in particular to an air conditioner indoor unit.

Background technique

At present, the wall-mounted indoor unit of household air conditioner is usually designed with an integrated structure of the installation frame and the water receiving tray. When the fan and motor of the indoor unit need to be repaired and replaced, it is often necessary to remove the cover first, then remove the evaporator and Electric box and other structures, and when removing the evaporator, the refrigerant inside the evaporator needs to be recovered. This requires closing the high-pressure shut-off valve in the cooling state. After 2-3 minutes of normal operation, wait for all the refrigerant to be recovered to the outdoor unit for condensation. Therefore, the maintenance and replacement of the fan and motor of the indoor unit requires a lot of tedious steps to disassemble other components in the early stage, which is time-consuming and laborious; in addition, most of the indoor units are already fixed on the wall, Whether it is to repair the indoor unit after dismantling it or to repair it at the original installation location, there are great difficulties.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an air-conditioning indoor unit, which can conveniently take out components such as the air-conditioning fan and motor for maintenance without disassembling the cover.

The technical scheme adopted by the present invention to achieve the above object is:

According to one aspect of the present invention, there is provided an indoor unit of an air conditioner, comprising a casing and a functional component disposed inside the casing, the functional component includes a fan and a motor, the casing has an inspection port for the functional component to be inserted into or removed from the interior of the casing, and The inspection opening is detachably provided with an inspection plate matching its shape; the inspection opening is opened on the casing at the installation position of the corresponding fan and the motor; the casing also includes a front cover and a back plate frame, and the front cover includes a front panel and a top plate, The front cover is rotatably arranged on the backplane frame.

Further, the functional assembly includes an air supply plate that rotates around a rotating shaft with the longitudinal direction of the indoor unit as the axial direction, an inspection plate is arranged at the lower part of the indoor unit, and an air supply port corresponding to the air supply plate is opened on the inspection plate.

Further, the lower edge of the front cover is adapted to the shape of the upper edge formed by matching the air supply panel and the access panel.

Further, the functional components are installed on the backplane skeleton, the inner side of the backplane skeleton is provided with a connector or a lap port for installing the functional component, and the functional component is also provided with a lap interface or a connector corresponding to the connector or the lap interface. , the connecting piece is detachably connected with the corresponding overlapping port.

Further, the functional component also includes a water receiving tray, the fan and the motor are integrated and assembled on the water receiving tray, the connecting piece or the lap joint is arranged on the water receiving tray, and the back panel skeleton is set at the installation position of the water receiving tray. There are matching lap joints or connectors.

Further, the water receiving tray is provided with a motor fixing seat and a fan shaft main seat respectively arranged at both ends of the water receiving tray.

Further, the main base of the fan shaft includes a semicircular support one and a shaft groove one located in the middle of the semicircular support one and matched with the shaft of the fan.

Further, a fan shaft sub-seat is also provided on the backplane frame corresponding to the installation position of the water-receiving tray. The second shaft slot in the middle of the second shaped support and matched with the shaft slot 1.

Further, side panels are fixed on the left and right sides of the back panel frame, and the peripheral edges of the side panels are fitted with the edges of the front cover and the access panel.

Further, the upper two ends of the back plate frame are provided with rotating shafts, and the upper rear end of the front cover is provided with a rotating shaft fixing seat rotatably connected to the rotating shaft; A rotating shaft fixing seat which is rotatably connected with the rotating shaft is provided.

The technical effect that the present invention adopts above-mentioned technical scheme has is:

The present invention overcomes the disadvantage of inconvenient maintenance caused by the integrated structure of the conventional air conditioner indoor unit cover, and the design of the maintenance port of the present invention can conveniently take out the internal air conditioner components for maintenance without dismantling the cover. , greatly improving the operating efficiency of technicians.

Description of drawings

Fig. 1 is the external schematic diagram of the air conditioner indoor unit of the present invention;

2 is a schematic diagram of the rotation of the front cover of the indoor unit of the air conditioner of the present invention;

3 is a schematic diagram 1 of the disassembly of the indoor unit of the air conditioner according to the present invention;

Fig. 4 is the dismantling schematic diagram 2 of the indoor unit of the air conditioner according to the present invention;

Fig. 5 is the schematic diagram of the back plate skeleton of the air conditioner indoor unit of the present invention;

6 is a schematic structural diagram of the water receiving tray of the air conditioner indoor unit of the present invention;

FIG. 7 is a schematic structural diagram of the inspection panel of the indoor unit of the air conditioner according to the present invention.

Among them, 1. Shell; 2. Access panel; 3. Front panel; 4. Top panel; 5. Back panel frame; 6. Air supply panel; 7. Air supply port; Water pan; 11. Fan shaft main seat; 12. Semicircular support 1; 13. Shaft groove 1; 14. Fan shaft auxiliary seat; 15. Semicircular support 2; 16. Shaft groove 2; 17 , side panel.

Detailed ways

In order to clearly illustrate the solutions in the present invention, preferred embodiments are given below and described in detail with reference to the accompanying drawings. The following description is merely exemplary in nature and is not intended to limit the application or uses of the present disclosure. It should be understood that throughout the drawings, corresponding reference numerals indicate like or corresponding parts and features.

In an optional embodiment of this case, the external structure of the present invention is shown in Figure 1, and the overall shape is roughly the same as that of the existing conventional air conditioner indoor unit. The outer shell of the conventional indoor unit is generally divided into six sides, including the front panel, The top panel, bottom panel, back panel and side panels at the left and right ends, and in order to facilitate the installation of internal components, the front panel, top panel, bottom panel and side panels are generally designed as an integrated cover, which is connected by screws and buckles. The components or connection structures are fixed on the backplane, and the backplane is generally also fixed with a mounting plate or a mounting frame and other structures. In the case of the shell structure of the conventional air conditioner, when the internal components of the indoor unit are to be cleaned or maintained, the integrated cover needs to be removed so that the subsequent components such as the evaporator and the water receiving pan can be disassembled. The entire disassembly and assembly process needs to separate the connection structures of the cover and the backplane at various angles, which is time-consuming and labor-intensive, and there is a risk of damaging the internal structure. Therefore, the mechanism of the present invention is different from it. The plate surface at the original lower bottom plate is separated from the traditional front cover, and is designed as a detachable inspection panel. At the same time, the cross-flow fan, motor, etc. On the water-receiving tray, the water-receiving tray can be taken out from the outlet provided by the lower bottom plate after dismantling, so that the related parts can be repaired.

The specific split structure of the present invention can be seen in FIGS. 2 to 4. The overall structure of the air conditioner indoor unit also includes a casing 1 with multiple panels and functional components such as a cross-flow fan, a motor, and a water receiving tray disposed inside the casing. To solve the obstacle caused by the existing integrated structure of the casing to the maintenance process of the internal functional components, the casing 1 is provided with an inspection port corresponding to the installation position of the cross-flow fan and the motor, which is smaller in size than traditional electrical appliances and is designed for single Components such as the maintenance port of the electric control panel are different, and the size of the maintenance port of the present invention is adapted to the overall outer contour size of the combination formed after the internal functional components are assembled, so that the functional components can be conveniently inserted into or removed from the housing through the access port 1 interior, so that the internal functional components can be repaired without removing the outer cover from the back panel. The advantage of this design is that most of the conventional air conditioner indoor units are already fixed at a higher position on the wall, The conventional maintenance process is to remove the entire indoor unit from the wall and then disassemble the casing, while the design of the inspection port of the present invention can remove the functional components that need to be repaired from the inspection port without removing the entire unit. Taking it out, the tedious process of repositioning and installing the whole machine is omitted; in addition, in order to prevent sundries and dust from entering the inside of the casing 1 through the inspection port and affecting the normal work, the present invention also dismounts the inspection port with a matching shape. The access panel 2, as shown in Fig. 7, can be used to close the access opening during the daily operation of the indoor unit.

In an optional embodiment of this case, it is preferable to select the opening position of the inspection port at the position of the lower deck surface. The advantages of selecting the position of the lower deck surface are: (1) It avoids the gap between the upper deck surface or the top deck and the indoor top surface. The problem of being so small that it is impossible to take out the functional components; (2) Overcome the problem that the horizontal displacement of the functional components during the disassembly and assembly process is too long and the operation is inconvenient due to the position of the left and right side panels; (3) Disassembly and assembly from the lower panel position makes the technician Can operate quickly. The functional assembly includes an air supply plate 6 matched along the outer contour surface of the indoor unit casing 1. The air supply plate 6 can rotate around the rotating shafts at both ends, and the axial direction of the rotating shaft is parallel to the length direction of the indoor unit. At the same time, in order to supply the air supply plate 6. The space for installation and rotation is reserved. The air supply port 7 of the air conditioner is arranged at the upper position of the inspection panel 2. The shape of the air supply port 7 matches the shape of the air supply plate 6, and the movement for the rotation of the air supply plate 6 is reserved. gap.

Since the access panel 2 at the position of the lower panel surface in the present invention is a detachable structure, the housing 1 in the present invention has two other parts, including the front cover formed by the front panel 3 and the top panel 4 and the back panel frame 5. The cover is rotatably arranged on the backboard frame 5, as shown in Figure 2; in an optional embodiment of the present invention, the upper ends of the backboard frame 5 are provided with rotating shafts, and the upper rear end of the front cover is provided with a rotating shaft. The rotating shaft fixing seat is rotatably connected with the rotating shaft, and the axial direction of the rotating shaft is parallel to the length direction of the indoor unit; in the present invention, the setting positions of the rotating shaft fixing seat of the rotating shaft machine can be interchanged, so the rotating shaft can be set at the upper and rear ends of the front cover. , the upper two ends of the back plate skeleton 5 are provided with a rotating shaft fixing seat rotatably connected with the rotating shaft. In the present invention, the rotating mechanism is not limited to the rotating shaft and the rotating shaft fixing seat, and can also adopt a common rotating mechanism in the prior art such as hinge.

The air supply port 7 in the present invention is opened on the access panel 2, and the air supply panel 6 is also arranged at the corresponding position of the air supply port. Therefore, in order to make a smooth transition, the lower linear edge of the front cover is connected to the air supply panel 6 and the access panel. 2. The upper straight edge formed by matching is suitable; considering factors such as different air outlet directions of the fans inside different indoor units and increasing the area of the air outlet, it is also possible to install the lower part of the front cover and the air supply port 7 on the inspection panel 2 horizontally. The lower notch with matching size, the notch and the air supply port 7 on the access panel 2 can together form a larger air supply port 7 than the original air supply port, so as to adapt to the different air supply directions of the internal fan.

The functional components of the indoor unit mainly include a water receiving tray 10 and structures such as fans and motors integrated on the water receiving tray, which are also the maintenance components mainly aimed at in the present invention, and these functional components are installed on the backplane frame 5, In order to facilitate the removal of the functional components from the inspection opening, the functional components and the backplane frame 5 are also detachably connected, and a connector 8 or a lap port 9 for installing the functional components is provided inside the backboard framework 5. There is also a lap port 9 or a connector 8 corresponding to the connector 8 or the lap port 9. The connector 8 is detachably connected with the corresponding lap port 9, and the connector 8 corresponds to the lap port 9 one by one, and is connected with each other. . In a specific embodiment of the present invention, the connecting pieces 8 or the lap ports 9 of the functional components are arranged at both ends of the water receiving tray 10 , and the backboard frame 5 is provided with matching laps at the installation positions of the water receiving tray 10 . The interface 9 or the connecting piece 8, the lap joint 9 and the connecting piece 8 on the water receiving tray or the backboard frame 5 can be arranged in a rotating manner so as to adjust the installation angle.

As shown in Figures 5 and 6, the fan of the indoor unit is generally a cylindrical cross-flow fan, so the water receiving tray in the present invention is designed as a semi-circular groove structure along the length of the indoor unit, which is used for cross-flow fans. The main structure of the fan is provided with a fan shaft main seat 11 at both ends of the water receiving plate. The fan shaft main seat 11 includes a semicircular support 12 and is located in the middle of the semicircular support 12 to match the shaft of the fan The shaft slot one 13; the back plate frame 5 is also provided with a fan shaft auxiliary seat 14 at the installation position of the water receiving tray 10, and the fan shaft auxiliary seat 14 includes a semicircular seat 14 that matches the semicircular support one 12. The second support 15, and the second shaft slot 16 located in the middle of the semicircular support two 15 and matching with the first shaft groove 13, the first shaft groove 13 and the second shaft groove 16 can constitute a limit function for the fan shaft. Axle hole; in addition, the water receiving tray 10 is also provided with a motor fixing seat and other structures.

In order to ensure the closure of both ends of the indoor unit, side panels 17 are also fixed on the left and right sides of the back panel frame 5 in the present invention.

To sum up, the above content is only an embodiment of the present invention, and is only used to illustrate the principle of the present invention, but not to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. a kind of air conditioner indoor unit, including shell (1) and it is set to the functional unit of the interior of shell, the functional unit packet Include fan and motor, which is characterized in that have on the shell (1) and be packed into or remove the interior of shell for the functional unit Access hole, and the access panel (2) to match with its shape is removably provided on the access hole；The access hole opens up In the installed position for corresponding to the fan and motor on the shell (1)；

The shell (1) further includes front cover shell and backboard skeleton (5), and the front cover shell includes front panel (3) and top plate (4), institute Front cover shell is stated to be rotatablely arranged on the backboard skeleton (5)；

The functional unit further includes drip tray (10), and the fan and motor, which integrate, to be assembled on the drip tray (10), institute Drip tray (10) are stated to be equipped with motor fixing seat and be respectively arranged at the fan arbor seat of honour at the drip tray (10) both ends (11)；Drip tray (10) installed position is corresponded on the backboard skeleton (5) is additionally provided with fan arbor counter-base (14).

2. air conditioner indoor unit according to claim 1, which is characterized in that the functional unit includes around with indoor unit length Direction is the air-supply plate (6) that axial shaft is rotated, and the access panel (2) is set to the lower part of the indoor unit, described Air outlet (7) corresponding with air-supply plate (6) is offered on access panel (2).

3. air conditioner indoor unit according to claim 2, which is characterized in that the lower edge of the front cover shell and the air-supply The top edge shape that plate (6) and the access panel (2) matching are formed is adapted.

4. air conditioner indoor unit according to claim 1, which is characterized in that the functional unit is installed on the backboard skeleton (5) on, the connector (8) or overlap joint mouth (9) for installing the functional unit are provided on the inside of the backboard skeleton (5), and Overlap joint mouth (9) corresponding with the connector (8) or overlap joint mouth (9) or connector (8) are also equipped on the functional unit, The connector (8) and corresponding overlap joint mouth (9) are detachably connected.

5. air conditioner indoor unit according to claim 4, which is characterized in that the connector (8) or overlap joint mouth (9) are set to On the drip tray (10), drip tray (10) installed position is corresponded on the backboard skeleton (5) and is provided with the overlap joint matched Mouth (9) or connector (8).

6. air conditioner indoor unit according to claim 1, which is characterized in that the fan arbor seat of honour (11) includes semicircle Support one (12) and it is located at the axial trough one to match in the middle part of the semi-circular seatings one (12) and with the arbor of the fan (13)。

7. air conditioner indoor unit according to claim 6, which is characterized in that the fan arbor counter-base (14) include with it is described The semi-circular seatings two (15) that semi-circular seatings one (12) match, and be located at the semi-circular seatings two (15) in the middle part of and The axial trough two (16) to match with the axial trough one (13).

8. air conditioner indoor unit according to claim 1, which is characterized in that the left and right sides of the backboard skeleton (5) is fixed Have side plate (17), the circumferential edge of the side plate (17) and the edge of the front cover shell and access panel (2) fit.

9. air conditioner indoor unit according to claim 1, which is characterized in that backboard skeleton (5) both upper ends thereof is provided with Shaft, the upper rear end of the front cover shell are provided with the shaft fixing block being rotatably connected with the shaft；Or the front cover shell Upper rear end be provided with shaft, backboard skeleton (5) both upper ends thereof is provided with the shaft being rotatably connected with the shaft Fixing seat.