CN209054655U - A kind of air conditioner indoor unit - Google Patents

Abstract

The utility model embodiment discloses a kind of air conditioner indoor unit, motor pressing cover, motor, bracket group are mounted on the pedestal of the indoor unit, the chamber for accommodating motor is formed between the motor pressing cover and the pedestal, the bracket group is used to fix the tail portion of the motor, offers in the bracket group and spills into extraneous several heat release holes for heat in chamber.The utility model air conditioner indoor unit structure is simple, practical, can distribute well the heat of motor tail portion, make entire motor radiating uniform.

Description

A kind of air conditioner indoor unit

Technical field

The utility model relates to air conditioner technical field, in particular to a kind of air conditioner indoor unit.

Background technique

Most of indoor unit of wall air conditioner realizes blowing heat exchange using axial-flow fan, when axial-flow fan motor occurs When failure needs repairing, general operating procedure are as follows: 1, front panel of dismantling；2, it dismantles wind deflector；3, it dismantles casing component Assembly；4, it dismantles evaporator assemblies assembly；5, it dismantles motor pressing cover.Motor only can be repaired by above step, is repaired Difficulty is big, maintenance mans' duration, and after cost is high.

For this problem, notification number is that the Chinese patent of CN202501602U discloses a kind of air conditioning indoor machine motor Disassembly and assembly structure, including chassis, horizontal positioned motor, innovation be in: motor cover, branch are mounted on above-mentioned chassis Fagging is mounted with pressing plate in support plate；The prelocalization boss of above-mentioned motor is stuck in chassis and motor cover fastens determining of being formed In the hole of position, the rear positioning convex platform of motor is stuck in support plate and pressing plate fastens in the location hole to be formed.

Although above-mentioned utility model solves this big technical problem of maintenance difficulty, but there are motor operation tails Portion heat dissipation the problem of, motor tail portion heat dissipation unevenness cause electrical machinery life to decline.

Utility model content

The utility model embodiment provides a kind of air conditioner indoor unit, it is intended to which the technology for solving the tail portion heat dissipation of motor is asked Topic.In order to which some aspects of the embodiment to disclosure have a basic understanding, simple summary is shown below.The summary portion Dividing is not extensive overview, nor to determine key/critical component or describe the protection scope of these embodiments.It is unique Purpose is that some concepts are presented with simple form, in this, as the preamble of following detailed description.

According to the utility model embodiment in a first aspect, provide a kind of air conditioner indoor unit, including pedestal, pacify on pedestal Dress is fixed with motor pressing cover, motor, bracket group, and the chamber for accommodating motor is formed between motor pressing cover and pedestal, and bracket group is used In the tail portion of fixed motor, is offered in bracket group and spill into extraneous several heat release holes for heat in chamber.

In some alternative embodiments, the output shaft end of motor is equipped with front boss, and the tail portion of motor is equipped with rear boss, electricity The front boss of machine is stuck in pedestal and motor pressing cover fastens in the first positioning hole to be formed, and bracket group includes upper bracket and lower bracket, The rear boss of motor is stuck in upper bracket and lower bracket and fastens in the second location hole to be formed, and several heat dissipations are offered on lower bracket Hole.

In some alternative embodiments, pedestal is equipped with fixed block, and upper bracket and lower bracket can be fixed on by screw Fixed block.

In some alternative embodiments, fixed block is equipped with sliding slot, and lower bracket includes sliding block compatible with sliding slot.

In some alternative embodiments, the first rubber ring being set on the front boss, is set in the rear boss On the second rubber ring sleeve.

In some alternative embodiments, the first rubber ring is connected to the first positioning hole that motor pressing cover and pedestal are formed In, the second rubber ring is connected to upper bracket and lower bracket and fastens in the second location hole to be formed.

In some alternative embodiments, the first rubber ring is formed with several protrusions along its outer wall, first positioning hole it is interior Wall and protrusion are against the inner wall of first positioning hole has convexed to form heat dissipation channel with adjacent two；And/or second rubber ring Several protrusions are formed with along its outer wall, the inner wall and protrusion of second location hole are against the inner wall of second location hole and adjacent two It is a to have convexed to form heat dissipation channel.

In some alternative embodiments, the outer wall of the second rubber ring offers convex block, and lower bracket offers and convex block phase The limiting slot of adaptation.

Technical solution provided by the embodiment of the utility model can include the following benefits:

Existing motor can generate a large amount of heat at work, and have chamber between the pedestal of air-conditioning and motor pressing cover, electricity Machine is not bonded not instead of completely in the chamber, is clamped there are certain gap, and the heat that these gaps can allow motor to generate dissipates It sends out, and the tail portion of motor needs to fix, then the heat dissipation of motor tail portion just will receive the blocking of bracket at tail part group, leads to motor Tail portion thermal diffusivity is bad, and motor tail temperature is better than the temperature at other positions of motor, so opening in the bracket group of motor tail portion If heat release hole, motor tail portion heat can be distributed well.

It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not The utility model can be limited.

Detailed description of the invention

The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model Embodiment, and be used to explain the principles of the present invention together with specification.

Fig. 1 is a kind of assembling structure schematic diagram one of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 2 is a kind of assembling structure schematic diagram two of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 3 is a kind of electric machine structure figure of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 4 is a kind of Structure explosion diagram one of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 5 is a kind of motor pressing cover structure chart of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 6 is a kind of bracket group structural schematic diagram of air conditioner indoor unit shown according to an exemplary embodiment；

Fig. 7 is a kind of axial-flow fan of air conditioner indoor unit shown according to an exemplary embodiment and the assembly relation of motor Schematic diagram；

Fig. 8 is the portion the A enlarged drawing of Fig. 4.

Fig. 9 is a kind of base portion structure chart of air conditioner indoor unit shown according to an exemplary embodiment；

Figure 10 is the portion the B enlarged drawing of Fig. 9；

Figure 11 is a kind of lower support structure figure of air conditioner indoor unit shown according to an exemplary embodiment；

Figure 12 is a kind of pedestal of air conditioner indoor unit shown according to an exemplary embodiment and turning with relationship for lower bracket Schematic diagram；

Figure 13 is a kind of motor of air conditioner indoor unit shown according to an exemplary embodiment, the first rubber ring and second Rubber ring assembly relation schematic diagram；

Figure 14 is a kind of Structure explosion diagram two of air conditioner indoor unit shown according to an exemplary embodiment；

Figure 15 is a kind of the first rubber ring structure chart of air conditioner indoor unit shown according to an exemplary embodiment；

Figure 16 be the motor pressing cover of air conditioner indoor unit shown according to an exemplary embodiment a kind of, the first rubber ring and The assembling schematic diagram of pedestal；

Figure 17 is the portion the C enlarged drawing of Figure 16；

Figure 18 is a kind of the second rubber ring of air conditioner indoor unit shown according to an exemplary embodiment and the dress of lower bracket With schematic diagram.

Description of symbols:

In figure, 1- pedestal；11- the first lower half circle fixing groove；12- fixed block；121- threaded hole；122- sliding slot；2- motor Gland；21- the first upper semi-circle fixing groove；3- motor；31- front boss；32- rear boss；The first rubber ring of 33-；The second rubber of 34- Circle；341- convex block；35- protrusion；4- bracket group；41- upper bracket；411- the second upper semi-circle fixing groove；42- lower bracket；421- Two lower half circle fixing grooves；422- heat release hole；423- sliding block；424- limiting slot；5- chamber；6- through-hole；7- axial-flow fan；71- is solid Determine hole；8- screw；9- heat dissipation channel.

Specific embodiment

The following description and drawings fully show the specific embodiment of the utility model, so that those skilled in the art Them can be practiced.Embodiment only represents possible variation, and unless explicitly requested, otherwise individual components and functionality is optional , and the sequence operated can change.The part of some embodiments and feature can be included in or replace other implementations The part of scheme and feature.The range of the embodiments of the present invention includes the entire scope and right of claims All obtainable equivalents of claim.Herein, each embodiment can be by individually or generally " practical new with term Type " indicates that this is not meant to automatic just for the sake of convenient, and if in fact disclose the utility model more than one The range that ground limits the application is that any single utility model or utility model are conceived.Herein, first and second grades The relational terms of class are used only for distinguishing one entity or operation from another entity or operation, without requiring or Imply that there are any actual relationship or sequences between these entities or operation.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.In addition, such as relating in the present invention And the description of " first ", " second " etc. is used for description purposes only, be not understood to indicate or imply its relative importance or Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or impliedly Including at least one this feature.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or the connection of one；It can To be mechanical connection, it is also possible to be electrically connected；It can be and be directly connected to, can also indirectly connected through an intermediary, it can also be with It is the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition Concrete meaning in the utility model.

Each embodiment herein is described in a progressive manner, and the highlights of each of the examples are implement with other The difference of example, the same or similar parts in each embodiment may refer to each other.

In one exemplary embodiment:

As shown in Fig. 1~7, the utility model provides a kind of air-conditioning internal machine, which includes pedestal 1, motor pressing cover 2, motor 3, bracket group 4.As depicted in figs. 1 and 2, motor pressing cover 2, motor 3, bracket group 4, motor are mounted on pedestal 1 It is formed with the chamber 5 for accommodating motor 3 between gland 2 and pedestal 1, bracket group 4 is used to fix the tail portion of motor 3, motor pressing cover 2, Motor 3 can be firmly fixed on pedestal 1 by pedestal 1 and 4 three of bracket group, make its nonvoluntary movement, be provided for motor 3 Stable working environment, offer in bracket group 4 can the heat of 3 tail portion of power supply machine spill into extraneous several large-scale heat release holes 422.

In the present embodiment, motor 3 can generate a large amount of heat at work, and between the pedestal 1 of air-conditioning and motor pressing cover 2 There is chamber 5, motor 3 is not bonded not instead of completely in chamber 5, and there are certain gap, these gaps can allow motor 3 to generate Heat distribute, and the tail portion of motor 3 needs to fix, then the heat dissipation of 3 tail portion of motor just will receive blocking, leads to motor 3 tail portion thermal diffusivities are bad, and 3 tail temperature of motor is better than the temperature at 3 other positions of motor, so the bracket group 4 in 3 tail portion of motor On offer several large-scale heat release holes 422, which can spill into the heat of 3 tail portion of motor in ambient atmosphere, guarantee The whole heat dissipation of motor 3 is uniform, the work for keeping motor 3 more stable, and prolongs the service life.

Optionally, as shown in figure 3, the output shaft end of motor 3 is equipped with front boss 31, the tail portion of motor 3 is equipped with rear boss 32； As shown in figure 4, pedestal 1 is equipped with the first lower half circle fixing groove 11；As shown in figure 5, motor pressing cover 2 is solid equipped with the first upper semi-circle Determine slot 21；As shown in Fig. 3~Fig. 5, when maintenance personal needs fixed front boss 31, need front boss 31 being connected to pedestal In the first lower half circle fixing groove 11 on 1, then motor pressing cover 2 is fastened on pedestal 1, motor pressing cover 2 can cover motor 3, electricity First upper semi-circle fixing groove 21 of machine gland 2 can form first positioning hole with the first lower half circle fixing groove 11 fastening on pedestal 1, Front boss 31 is connected to the first lower half circle fixing groove 11 and the first upper semi-circle fixing groove 21 fastens in the first positioning hole formed.

As shown in fig. 6, bracket group 4 includes upper bracket 41 and lower bracket 42, lower bracket 42 is equipped with the second lower half circle fixing groove 421, offer on lower bracket 42 it is several can power supply machine 3 tail portion heat dissipation heat release hole 422, upper bracket 41 is equipped with the second upper semi-circle Fixing groove 411；As shown in Fig. 3, Fig. 4 and Fig. 6, when maintenance personal needs fixed rear boss 32, need lower bracket 42 It is placed on pedestal 1, rear boss 32 is connected in the second lower half circle fixing groove 421 of lower bracket 42, then by upper bracket 41 It fastens on lower bracket 42, the second upper semi-circle fixing groove 411 of upper bracket 41 can be with the second lower half circle fixing groove of lower bracket 42 421 fastenings form second location hole, and rear boss 32 is connected to the second upper semi-circle fixing groove 411 and the second lower half circle fixing groove 421 It fastens in the second location hole formed.

As shown in fig. 7, one end of axial-flow fan 7 is equipped with fixation hole 71, the output shaft of motor 3 is equipped with solid for screw 8 Determine the hole of axial-flow fan 7, the output shaft of motor 3 is inserted into the centre bore of axial-flow fan 7, is then passed through and is fixed with screw 8 Axial-flow fan 7 is fixed on the output shaft of motor 3 by hole 71.

Motor example assembling process in the present embodiment:

When air-conditioning factory, need by motor 3 on air conditioner indoor unit, pedestal 1 first can be placed on peace by worker On assembling platform, axial-flow fan 7 is mounted on pedestal 1 according to existing installation method, 7 installation procedure part of axial-flow fan is existing Have technology, do not do herein it is excessive repeat, then by lower bracket 42 be placed on pedestal 1 reserve position, by the output of motor 3 Axis is inserted into the centre bore of axial-flow fan 7, and the front boss 31 on motor 3 is just connected to the first lower half on pedestal 1 at this time In circle fixing groove 11, the rear boss 32 of motor 3 is just connected in the second lower half circle fixing groove 421 of lower bracket 42, then will Upper bracket 41 fastens on lower bracket 42, the through-hole 6 of upper bracket 41 and lower bracket 42 is passed through with screw 8, and by 41 He of upper bracket Lower bracket 42 is fixed on pedestal 1, and the rear boss 32 of motor 3 is connected to the second upper semi-circle fixing groove 411 of upper bracket 41 at this time It can be formed in second location hole with the second lower half circle fixing groove 421 fastening of lower bracket 42, motor pressing cover 2 is then fastened into bottom On seat 1, the hole on motor pressing cover 2 is passed through with screw 8, and motor pressing cover 2 is fixed on pedestal 1, at this time the front boss of motor 3 31 the first upper semi-circle fixing grooves 21 for being connected to motor pressing cover 2 can be fastened with the first lower half circle fixing groove 11 on pedestal 1 to be formed In first positioning hole, the fixation hole 71 on axial-flow fan 7 then is passed through with screw 8, axial-flow fan 7 is connect with motor 3, finally The air-conditionings such as heat exchanger, front panel component is installed according to the normal mounting step of air conditioner indoor unit.

The motor example maintenance process of the present embodiment:

When the motor 3 of the air conditioner indoor unit of the present embodiment break down need repairing replace when, service worker only needs It dismantles front panel, the screw 8 of fixed upper bracket 41 and lower bracket 42 is unscrewed remove first, secondly directly upward by upper bracket 41 Side or right side are taken out, and are then directly taken out lower bracket 42 towards right side, and then passed through connection by the gap of evaporator top The screw 8 of flow fan 7 and motor 3 is dismantled, and further, motor 3 is directly taken out from right side, new motor is sent to motor pressing cover 2 and pedestal 1 formed chamber 5 in, the output shaft of new motor is inserted into the centre bore of axial-flow fan 7, lower bracket 42 is pressed According to the inverse process of the process of disassembly, lower bracket 42 is restored to as the home position before disassembly, further, by upper bracket 41 fasten on lower bracket 42, the through-hole 6 of upper bracket 41 and lower bracket 42 are passed through with screw 8, and by upper bracket 41 and lower bracket 42 are fixed on pedestal 1, and the second upper semi-circle fixing groove 411 that the rear boss 32 of motor 3 is connected to upper bracket 41 at this time can be under The second lower half circle fixing groove 421 fastening of bracket 42 is formed in second location hole, is then passed through on axial-flow fan 7 with screw 8 Axial-flow fan 7 is connect, finally by the air-conditionings component such as heat exchanger, front panel according to air conditioner indoor unit by fixation hole 71 with motor 3 Normal mounting step installed.

In the optional technical solution of the present embodiment, first positioning hole and second location hole can be clamped front boss 31 with after Boss 32 makes motor 3 is stronger to be fixed on pedestal 1, and can guarantee smoothly to work.Bracket group 4 is divided for upper bracket 41 and lower bracket 42, when being to replace motor 3, directly removing upper and lower bracket 42 can be replaced machine, not need to dismantle Motor pressing cover 2 makes the process of maintenance replacement motor 3 become simply, to cause to damage to upper and lower bracket when repairing motor 3 Wound, the tail portion heat of motor 3 can spill into the external world by the heat release hole 422 on lower bracket 42, and divide the partition of heat release hole 422 On be additionally provided with reinforcing rib, ensure that lower bracket 42 to the enough support forces in 3 tail portion of motor.

In some alternative embodiments, as shown in figure 4, upper bracket 41 and lower bracket 42 are equipped with through-hole 6；Such as Fig. 8 institute Show, pedestal 1 is equipped with fixed block 12, and fixed block 12 is equipped with threaded hole 121, and screw 8 passes through on upper bracket 41 and lower bracket 42 Through-hole 6 be screwed in the threaded hole 121 on fixed block 12.

In the present embodiment, fixed block 12 is set on pedestal 1, can ensure that pedestal 1 will not be because of the upper and lower bracket of fixation 42 and cause damage to pedestal 1 and the stress of pedestal 1 impacted when dismounting upper and lower bracket 42, by upper and lower bracket 42 are fixed on fixed block 12, it is possible to reduce to the risk of the damage of pedestal 1 when maintenance.

In some alternative embodiments, as shown in figs. 9 to 12, fixed block 12 is equipped with sliding slot 122, and lower bracket 42 wraps Sliding block 423 compatible with sliding slot 122 is included, sliding block 423 can drive lower bracket 42 to slide in sliding slot 122.

In the present embodiment, fixed block 12 is equipped with sliding slot 122 and lower bracket 42 is equipped with sliding block 423, in assembling electricity When machine 3, the setting of sliding slot 122 can allow lower bracket 42 is stronger to be fixed on pedestal 1, and in assembly lower bracket When 42, sliding block 423 can be allowed to be divided into sliding slot 122, play guiding role, the maintenance personal that is more convenient for repairs motor 3, and It is two stress points that lower bracket 42, which is fixed on pedestal 1, and the clamping of sliding slot 122 and sliding block 423 is then third stress point, can be with Lower bracket 42 is allowed preferably to bear the pressure of 3 tail portion of motor.

In some alternative embodiments, as shown in Figure 13 and Figure 14, the first rubber ring 33 is set in the front boss of motor 3 On 31, the second rubber ring 34 is set on the rear boss 32 of motor 3, and the first rubber ring 33 is connected to motor pressing cover 2 and 1 shape of pedestal At first positioning hole in, the second rubber ring 34 is connected to upper bracket 41 and lower bracket 42 and fastens in the second location hole formed.

In the present embodiment, motor 3 can generate vibration at work, and it is whole that the vibration of motor 3 will drive air conditioner indoor unit Body is and then shaken together, although people's naked eyes are sightless, can integrally cause to damage to indoor unit, so in motor 3 Rubber ring is arranged at front boss 31 and rear boss 32, rubber ring can achieve the purpose of damping, thus reduce to indoor unit its He damages component.

In some alternative embodiments, as seen in figs. 15-17, the first rubber ring 33 is formed with several convex along its outer wall 35 are played, the inner wall and protrusion 35 of first positioning hole are against the inner wall of first positioning hole is formed with scattered with two adjacent protrusions 35 The passage of heat 9；And/or second rubber ring 34 along its outer wall be formed with several raised 35, the inner wall and protrusion 35 of second location hole support It leans on, the inner wall of second location hole and two adjacent protrusions 35 are formed with heat dissipation channel 9.

In the present embodiment, opened up on the outer wall of rubber ring protrusion 35, make the inner wall of rubber ring and location hole against from And heat dissipation channel 9 is formed, the front boss 31 and rear boss 32 of motor 3 can all radiate, and increase heat dissipation channel 9, by the heat dissipation of motor 3 It advanced optimizes, heat dissipation effect is more preferable.

In some alternative embodiments, as shown in figure 18, the outer wall of the second rubber ring 34 offers convex block 341, lower branch Frame 42 offers limiting slot 424 compatible with convex block 341.

In the present embodiment, after replacement motor 3 when assembling motor 3, convex block 341 on the second rubber ring 34 can be with Play the role of the clamping with limiting slot 424, and mark action can be played to service worker when assembling motor 3, it is convenient Service worker is more convenient when the output shaft of motor 3 to be inserted into the centre bore of axial-flow fan 7, when so as to shorten maintenance Between.

It should be understood that the utility model is not limited to the process and knot for being described above and being shown in the accompanying drawings Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right It asks to limit.

Claims (8)

1. a kind of air conditioner indoor unit, which is characterized in that

Be mounted with motor pressing cover, motor, bracket group on the pedestal of the indoor unit, the motor pressing cover and the pedestal it Between be formed with the chamber for accommodating motor, the bracket group is used to fix the tail portion of the motor, and offering in the bracket group can Extraneous several heat release holes are spilt into for heat in chamber.

2. indoor unit according to claim 1, which is characterized in that

The output shaft end of the motor is equipped with front boss, and the tail portion of the motor is equipped with rear boss, and the front boss is stuck in described Pedestal and the motor pressing cover fasten in the first positioning hole to be formed, and the bracket group includes upper bracket and lower bracket, after described Boss is stuck in upper bracket and lower bracket and fastens in the second location hole to be formed, and several heat release holes are offered on the lower bracket.

3. indoor unit according to claim 2, which is characterized in that

The pedestal is equipped with fixed block, and the upper bracket and the lower bracket can be fixed on the fixed block by screw.

4. indoor unit according to claim 2, which is characterized in that further include:

The first rubber ring being set on the front boss, the second rubber ring sleeve being set on the rear boss.

5. indoor unit according to claim 3, which is characterized in that

The fixed block is equipped with sliding slot, and the lower bracket includes sliding block compatible with the sliding slot.

6. indoor unit according to claim 4, which is characterized in that

First rubber ring is connected in the first positioning hole that the motor pressing cover and the pedestal are formed, second rubber Circle is connected to the upper bracket and the lower bracket fastens in the second location hole to be formed.

7. indoor unit according to claim 6, which is characterized in that

First rubber ring is formed with several protrusions along its outer wall, the inner wall of the first positioning hole and the protrusion against, The inner wall of the first positioning hole with adjacent two described in convexed to form heat dissipation channel；Second rubber ring edge and/or Its outer wall is formed with several protrusions, and the inner wall of the second location hole and the protrusion are against the inner wall of the second location hole With convexed to form heat dissipation channel described in adjacent two.

8. indoor unit according to claim 7, which is characterized in that

The outer wall of second rubber ring offers convex block, and the lower bracket offers limiting slot compatible with the convex block.