CN103307716A - Motor installation structure and installation method of air-conditioning indoor machine - Google Patents

Abstract

The invention provides a motor installation structure and installation method of an air-conditioning indoor machine. A semicircular motor substrate used for containing a motor is arranged on a housing, and two support plates are respectively arranged on two sides of the motor substrate. A detachable movable support is fixedly installed between the side part of the motor and each support plate, and the movable support is fixedly arranged on the motor substrate. The motor installation structure has strong universality. One skeleton structure can be suitable for installing motors with different thicknesses, and the motors with the different thicknesses have consistent assembling dimensions during installation. The production cost is low, and the production efficiency is greatly increased. The structure is simple, the installation and the disassembly are convenient, the stability of motor installation is good, and the design assembling dimensions is easily ensured.

Description

An installation structure and installation method of an air conditioner indoor unit motor

technical field

The invention relates to an installation structure and an installation method of a fan motor of an indoor unit of an air conditioner, and belongs to the technical field of air conditioner manufacturing.

Background technique

At present, the installation structure of the fan motor of the wall-mounted air conditioner indoor unit on the market adopts the method of fixing the motor on the frame, and a motor cavity is integrally formed on the frame, and the motor is installed in the motor cavity. The side protruding rubber ring is pressed and fixed. However, most of the existing wall-mounted air conditioner indoor unit skeletons can only meet the installation and fixing of motors of one thickness, and the stability of motor fixing and installation is poor, and it is difficult to ensure the assembly size. In the design and manufacture of indoor units of air conditioners, according to the different requirements of different types of indoor units for cooling capacity and air volume, fan motors with different powers need to be equipped. Fan motors with different powers have the same diameter but different thicknesses. In this way, different The fan motor needs to be equipped with different skeletons, which increases the production cost and cannot improve the production efficiency.

Contents of the invention

The main purpose of the present invention is to solve the above-mentioned problems and deficiencies, and provide an air-conditioning indoor unit motor installation structure and installation method suitable for installing motors of different thicknesses and improving the versatility of the indoor unit skeleton.

For realizing the above object, technical scheme of the present invention is:

An air-conditioning indoor unit motor installation structure, including a housing and a motor, on the housing there is a semicircular motor base for accommodating the motor, and each side of the motor base has a support plate, a detachable movable bracket is fixedly installed between the side of the motor and the support plate, and the movable bracket is fixed on the motor base.

Further, the movable support is semicircular as a whole, which is adapted to the motor base, and there is a semicircular first positioning slot on the movable support, and the positioning boss on the side of the motor is supported on the in the first positioning slot.

Further, the movable bracket is clamped and fixed to the motor base.

Further, a positioning buckle extends downward from the bottom of the movable bracket, and a slot is correspondingly provided on the motor base, and the buckle is fastened in the slot.

Further, a U-shaped slot is provided at both ends of the inner side of the support plate, and a plug-in board extends outward from both ends of the movable bracket, and the plug-in board is inserted into the slot and fixed.

Further, the movable support is a box-shaped structure with one side open, and a plurality of reinforcing ribs are provided on the surface of the movable support relative to the motor. After installation, the reinforcing ribs are against the shell of the motor. physically.

Further, the movable bracket is an integral injection molded part.

Further, semicircular second positioning grooves are provided on the support plates on both sides of the motor base, and the positioning bosses on both sides of the motor are supported in the second positioning grooves.

Further, it also includes a motor cover and a pressure plate, which are respectively fixedly connected with the support plates on both sides of the motor base through screws, and each has a semicircular third positioning groove on the motor cover and the pressure plate, so that The positioning bosses on both sides of the motor are fixed in the positioning hole surrounded by the motor cover, the pressing plate, the support plate or the movable bracket.

Another technical scheme of the present invention is:

A method for installing an air conditioner indoor unit motor, in which a semicircular motor base for accommodating the motor is provided on the housing, and a support plate is provided on both sides of the motor base, when the motor When the thickness of the motor base is suitable, the two sides of the motor are fixed on the two support plates. When the thickness of the motor is smaller than the width of the motor base, the motor base A detachable movable bracket is installed in the seat to fill the gap caused by the insufficient thickness of the motor.

To sum up, compared with the prior art, the motor installation structure and installation method of an air conditioner indoor unit provided by the present invention has the following advantages:

(1) Strong versatility, a skeleton structure can be suitable for installing motors of different thicknesses, ensuring consistent assembly dimensions when installing motors of different thicknesses, low production costs, and greatly improved production efficiency.

(2) Adopting a simple movable bracket structure, it is easy to install and disassemble, and the stability of the motor installation is good, and it is easy to ensure the design assembly size.

Description of drawings

Fig. 1 is a structural representation of the motor base of the present invention;

Fig. 2 is a structural schematic diagram one after the motor of the present invention is assembled;

Fig. 3 is the structure schematic diagram two after motor assembly of the present invention;

Fig. 4 is the structural representation after motor base of the present invention is assembled with movable support;

Fig. 5 is the structural representation of movable support of the present invention;

Fig. 6 is a schematic structural view of the other side of the movable bracket of the present invention.

As shown in Figure 1 to Figure 6, skeleton 1, motor 2, motor base 3, support plate 4, ventilation hole 5, movable bracket 6, first positioning slot 7, second positioning slot 8, positioning boss 9, screws Hole 10, motor cover 11, pressure plate 12, second opening 13, positioning hole 14, reinforcing rib 15, positioning buckle 16, slot 17, inserting plate 18, positioning rib 19.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the present invention is described in further detail:

An air-conditioning indoor unit motor installation structure provided by the present invention includes the housing of the indoor unit. The housing of the indoor unit of the wall-mounted air conditioner includes a skeleton 1, a cover and a front panel, and an evaporator, a through-hole The flow fan (not shown in the figure) and the motor 2 driving the cross-flow fan are provided with an air inlet and an air outlet on the casing, and a horizontal air deflector and a vertical air guide vane are arranged at the air outlet to adjust the air flow in the room. The air outlet direction of the machine, one side of the horizontal air guide plate is connected to the stepper motor, and the vertical air guide vanes are connected through connecting rods.

The cross-flow fan is set near the air outlet, and the motor 2 is set on the right side of the cross-flow fan. The central shaft hole of the cross-flow fan is sleeved on the output shaft of the motor 2, and is fixedly connected by fasteners. The motor 2 drives the cross-flow The fan turns. According to the cooling capacity requirements of different indoor units, motors 2 of different specifications and models are selected to meet the air volume requirements of the indoor units.

As shown in Figure 1, there is a semicircular motor base 3 on the right side of the skeleton 1 relative to the position where the motor 2 is installed, and a support plate 4 is respectively provided on both sides of the motor base 3, the motor base 3, Two support plates 4 are integrally formed with the frame 1, the motor 2 is placed in the motor base 3, and several ventilation holes 5 are provided at the bottom of the motor base 3 facing the motor 2, so that the motor 2 can be lowered when it is working. The temperature of the motor 2 prolongs the service life of the motor 2. One to two screw holes 10 for fixing are respectively arranged on the tops of both ends of the support plate 4 .

On the support plate 4 of motor base 3 both sides, respectively be provided with a semicircular second positioning groove 8, the second positioning groove 8 opens to the direction of motor 2, the central axis of the second positioning groove 8 and the motor 2 The central axes coincide, and a rubber positioning boss 9 is provided on both sides of the motor 2, and the positioning bosses 9 on both sides of the motor 2 are supported in the second positioning grooves 8 on the support plates 4 on both sides. There is a first opening on the side wall of the semicircular second positioning groove 8 of the support plate 4, which is beneficial to the heat dissipation of the motor 2 in operation.

As shown in Figure 2, a motor cover 11 and a pressure plate 12 are also fixedly installed on the top of the motor 2, the motor cover 11 is covered on the motor 2, and the motor cover 11 has a side plate (not marked in the figure), on the motor cover 11 There is a semicircular third positioning groove on the side plate, and the pressing plate 12 has a semicircular structure. There is also a semicircular third positioning groove on the pressing plate 12. The third positioning groove on the motor cover 11 and the pressing plate 12 The central axis coincides with the central axis of the motor 2, and there are screw holes (not marked in the figure) on the side plate of the motor cover 11 and the pressure plate 12.

During installation, the side plate of the motor cover 11 is fixedly connected with the screw holes 10 on the support plate 4 inside the motor base 3 by screws, and the pressure plate 12 is fixedly connected with the screw holes 10 on the support plate 4 outside the motor base 3 by screws , the positioning bosses 9 on both sides of the motor 2 are fixed in the two positioning holes 14 surrounded by the motor cover 11 , the pressing plate 12 and the two support plates 4 . The motor cover 11 only covers a part of the motor 2, so that it can help the motor 2 dissipate heat when it is working, thereby prolonging the service life of the motor 2, and it is also beneficial to cooperate with motors 2 of different thicknesses.

The width of the motor base 3 is designed according to the thickness of the high-power motor. When the indoor fan adopts a high-power motor, the thickness of the motor 2 is just suitable for the motor base 3, and the positioning bosses 9 on both sides of the motor 2 are fixed on the Two positioning holes 14 enclosed by the two support plates 4 , the motor cover 11 and the pressure plate 12 .

As shown in Figure 3, but when the indoor fan adopts a low-power motor, the thickness of the motor 2 will be smaller than the design width of the motor base 3. At this time, a detachable movable bracket 6 is installed in the motor base 3 to use In order to fill the gap caused by the insufficient thickness of the motor, the user can use movable brackets 6 of different widths according to the thickness of the motor 2 .

As shown in Figure 4, the movable bracket 6 is installed and fixed between the side of the motor 2 and one of the support plates 4, for the convenience of installation and disassembly, the movable bracket 6 is arranged on the outer side of the motor 2, and the movable bracket 6 is fixed on the motor. on base 3.

As shown in Figures 5 and 6, the movable support 6 is a semicircular structure as a whole, which is suitable for the shape and size of the motor base 3. The movable support 6 is a box-shaped structure with one side open, that is, it consists of a flat plate and a Composed of a circle frame, a plurality of reinforcing ribs 15 are arranged inside the movable support 6 to increase the overall strength of the movable support 6. The reinforcing ribs 15 are directed towards the direction of the motor 2. After installation, the reinforcing ribs 15 are against the shell of the motor 2. body, so that the motor 2 is fixed more firmly.

The movable bracket 6 and the motor base 3 are clamped and fixed, which is convenient for installation and disassembly. A positioning buckle 16 extends downward from the bottom of the movable support 6 , and a slot (not shown in the figure) is provided at a corresponding position on the bottom of the motor base 3 . During installation, the buckle 16 at the bottom of the movable support 6 is fastened in the draw-in groove at the bottom of the motor base 3, so that the movable support 6 and the motor base 3 can be fixedly connected together, so as to prevent it from being damaged during the working process of the air conditioner. Vibrate.

Also respectively be provided with a U-shaped slot 17 at the two ends of the support plate 4 inboards, the slot 17 opens towards the direction of the movable support 6, and a flashboard 18 is respectively extended outwards at the two ends of the movable support 6, the flashboard 18 is inserted in the slot 17 to further realize the positioning and fixing between the movable support 6 and the motor base 3, so that the movable support 6 is fixed more firmly, and avoids vibration during the working process of the air conditioner.

There is a semicircular first positioning groove 7 on the movable support 6, the first positioning groove 7 opens to the motor 2 side, the central axis of the first positioning groove 7 coincides with the central axis of the motor 2, and the positioning protrusion on the outside of the motor 2 The platform 9 is supported in the first positioning groove 7 . There is a second opening 13 on the side wall of the semicircular first positioning groove 7 of the movable support 6, which is beneficial to the heat dissipation of the motor 2 in operation.

A plurality of protruding positioning ribs 19 are arranged at intervals on the outer surface of the semi-arc surface of the movable support 6, and the positioning ribs 19 correspond to the internal reinforcing ribs 15, and correspondingly, the motor base 3 is provided with a positioning opening groove or Positioning grooves (not shown in the figure), after installation, a plurality of positioning ribs 19 are inserted into the positioning opening grooves or positioning grooves on the motor base 3 respectively, so that positioning can be realized, and the motor 2 can be further fixed, further Avoid its vibration during the working process of the air conditioner.

As shown in Figure 3, when the thickness of the motor 2 is small, the movable bracket 6 is fixed on the inside of the support plate 4 on the outside of the motor base 3, and then the motor 2 is put in, and the side plate of the motor cover 11 is connected to the motor by screws. The screw holes 10 on the support plate 4 inside the base 3 are fixedly connected, and the positioning boss 9 inside the motor 2 is fixed in two positioning holes 14 surrounded by the motor cover 11 and the support plate 4 inside.

The positioning boss 9 on the outside of the motor 2 is fixed by the pressure plate 12. There are two ways to fix the pressure plate 12: one is that the width of the pressure plate 12 is wider, and it is connected with the screw holes on the support plate 4 on the outside of the motor base 3 through screws. 10 is fixedly connected, while the pressure plate 12 can press the positioning boss 9 on the outside of the motor 2 supported on the movable bracket 6, and the positioning boss 9 on the outside of the motor 2 is fixed on the two sides surrounded by the pressure plate 12 and the movable bracket 6. In the positioning hole 14; another kind of structure is, screw hole is set at the top of movable support 6 two ends, and pressing plate 12 is fixedly connected together with movable support 6 by screw, and the positioning boss 9 outside motor 2 is clamped on by pressing plate 12 and In the two positioning holes 14 that movable support 6 surrounds.

The movable support 6 is an integral injection molded part, which can not only ensure its strength, but also reduce the installation structure, reduce the cost and improve the production efficiency.

Based on the above structure, a method for installing the motor of an air conditioner indoor unit provided by the present invention is as follows:

The width of the motor base 3 is designed according to the thickness of the high-power motor. When the indoor fan adopts a high-power motor, the thickness of the motor 2 is just suitable for the motor base 3, and the positioning bosses 9 on both sides of the motor 2 are fixed on the Two positioning holes 14 enclosed by the two support plates 4 , the motor cover 11 and the pressure plate 12 .

When the thickness of the motor 2 is less than the design width of the motor base 3, a detachable movable bracket 6 is installed in the motor base 3 to fill the gap caused by the insufficient thickness of the motor, and the motor 2 is connected by the movable bracket 6. Firmly fixed, the stability of the motor installation is good, and it is easy to ensure the design assembly size.

As mentioned above, a similar technical solution can be derived in combination with the content of the solution given in the accompanying drawings. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still within the scope of the technical solutions of the present invention.

Claims (10)

1. An air-conditioning indoor unit motor installation structure, comprising a housing and a motor, characterized in that: a semicircular motor base for accommodating the motor is provided on the housing, and the motor base has a Each side has a support plate, and a detachable movable bracket is fixedly installed between the side of the motor and the support plate, and the movable bracket is fixed on the motor base. 2. The motor installation structure of the air conditioner indoor unit according to claim 1, characterized in that: the movable support is a semicircle as a whole, which is adapted to the motor base, and there is a semicircular shape on the movable support. The first positioning slot, the positioning boss on the side of the motor is supported in the first positioning slot. 3. The motor installation structure of an air conditioner indoor unit according to claim 1, characterized in that: the movable bracket is clamped and fixed to the motor base. 4. The installation structure of the air conditioner indoor unit motor according to claim 4, characterized in that: a positioning buckle extends downward from the bottom of the movable bracket, and a slot is correspondingly provided on the base of the motor, so that The buckle is fastened in the slot. 5. The installation structure of the air conditioner indoor unit motor according to claim 3 or 4, characterized in that: a U-shaped slot is provided at both ends of the inner side of the support plate, and a U-shaped slot is provided at each of the two ends of the movable bracket. A plug board is extended outward, and the plug board is inserted into the slot and fixed. 6. The motor installation structure of the air conditioner indoor unit according to claim 1, characterized in that: the movable bracket is a box-shaped structure with one side open, and a plurality of The reinforcing rib, after being installed, the reinforcing rib leans against the casing of the motor. 7. The motor installation structure of an air conditioner indoor unit according to claim 1, wherein the movable bracket is an integral injection molded part. 8. The installation structure of the air conditioner indoor unit motor according to claim 2, characterized in that: there are semicircular second positioning grooves on the support plates on both sides of the motor base, and the positioning grooves on both sides of the motor The boss is supported in the second positioning groove. 9. The installation structure of the air conditioner indoor unit motor according to claim 8, further comprising a motor cover and a pressure plate, which are respectively fixedly connected to the support plates on both sides of the motor base through screws, The motor cover and the pressure plate each have a semicircular third positioning groove, and the positioning bosses on both sides of the motor are fixed in the positioning area surrounded by the motor cover, the pressure plate, the support plate or the movable bracket. inside the hole. 10. A method for installing the motor of an air conditioner indoor unit, characterized in that: there is a semicircular motor base for accommodating the motor on the housing, and there is a support on each side of the motor base plate, when the thickness of the motor is adapted to the motor base, the two sides of the motor are fixed on the two support plates, when the thickness of the motor is smaller than the width of the motor base , a detachable movable bracket is installed in the motor base, which is used to fill the gap caused by insufficient thickness of the motor.

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