CN215723609U - Machine in grid filter screen subassembly and air conditioning - Google Patents

Abstract

The utility model provides a grille filter screen assembly and an air conditioner indoor unit, relates to the technical field of air conditioning equipment, and aims to solve the problem that a grille filter screen of an existing air conditioner indoor unit is not easy to disassemble and assemble. The grid filter screen assembly comprises a grid filter screen and a sliding lock catch, wherein the sliding lock catch comprises a lock catch body arranged on the grid filter screen in a sliding mode, the lock catch body is provided with a lock head and a hand pushing part, and the lock head is provided with a locking position matched with an installation carrier part of the grid filter screen and an unlocking position separated from the installation carrier part; the handle pushing part is exposed out of the outer surface of the grating filter screen; an elastic structure is arranged between the lock catch body and the grid filter screen, and the elastic structure is configured to enable the lock head to always have the trend of moving towards the locking position. The air conditioner indoor unit comprises the grille filter screen assembly. The utility model makes the grille filter screen of the indoor unit of the air conditioner convenient to disassemble and assemble.

Description

Machine in grid filter screen subassembly and air conditioning

Technical Field

The utility model relates to the technical field of air conditioning equipment, in particular to a grille filter screen assembly and an air conditioner indoor unit.

Background

With the development of economy, the use of air conditioners is more and more widespread. At present, the air conditioning indoor unit of many center and panel integral types has appeared in succession on the market, and the form of integral type structure has promoted production, assembly efficiency greatly, and the outward appearance regularity is also better, but originally installs in the grid filter screen of center, is difficult for the dismouting now, and the user of not being convenient for washs the grid filter screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grille filter screen component to solve the technical problem that a grille filter screen of an existing air conditioner indoor unit is not easy to disassemble and assemble.

The utility model provides a grille filter screen assembly which comprises a grille filter screen and a sliding lock catch, wherein the sliding lock catch comprises a lock catch body arranged on the grille filter screen in a sliding manner, the lock catch body is provided with a lock head and a hand pushing part, and the lock head is provided with a locking position matched with an installation carrier part of the grille filter screen and an unlocking position separated from the installation carrier part; the hand pushing part is exposed out of the outer surface of the grating filter screen; an elastic structure is arranged between the lock catch body and the grille filter screen, and the elastic structure is configured to enable the lock head to always have a trend of moving towards the locking position.

The grille screen assembly is used for an air conditioner indoor unit as an example, wherein the grille screen assembly is installed on a middle frame of the air conditioner indoor unit, namely: the middle frame is used as a mounting carrier part of the grating filter screen. The sliding lock catch is arranged on the grille filter screen, so that when the grille filter screen needs to be detached from the middle frame, the pushing hand part arranged on the lock catch body can be pushed, the lock head is located at an unlocking position separated from the middle frame, and the grille filter screen can be detached from the middle frame; when the grille filter screen needs to be installed back to the middle frame, the lock head can be located at the unlocking position, and after the grille filter screen is installed in place on the middle frame, the pushing hand part can be pushed to enable the lock head to be located at the locking position matched with the middle frame, so that the grille filter screen is installed on the middle frame.

This grid filter screen subassembly is through setting up the slip hasp on the grid filter screen for the dismantlement and the installation of grid filter screen become very convenient, thereby improved the difficult dismouting problem of grid filter screen of the air conditioning indoor set that exists among the prior art well.

In addition, through set up elastic construction between hasp body and grid filter screen, still make the tapered end have the trend to the latched position motion all the time to make after grid filter screen installs the center, can utilize elastic construction's effect to make the tapered end be stably in with center complex position, prevent that the slip hasp from kick-backing, guaranteed the accurate lock of slip hasp with the center.

Further, the grid filter screen has the fender muscle, the fixed elastic sheet that is provided with of hasp body, the elastic sheet can be followed the slip direction of hasp body with keep off the muscle butt cooperation, the elastic sheet forms elastic construction. The elastic sheet has simple structure and low cost, and is beneficial to reducing the cost of the grille screen component of the embodiment.

Furthermore, the elastic pieces are fixedly arranged on the two sides of the lock catch body perpendicular to the sliding direction. So set up, guaranteed the equilibrium of hasp body both sides atress for the tapered end can be along setting for the direction motion in order to cooperate with the center, has improved tapered end and center complex reliability.

Further, the hasp body with a guide way has been seted up to one of them in the grid filter screen, and another one of them is fixed to be provided with the guide post, wherein, the length direction of guide way is followed the slip direction of hasp body extends, the guide post with the cooperation of pegging graft of guide way. So set up, realized the direction to the locking buckle body slip in-process for the tapered end can accurately cooperate with the center.

Furthermore, the guide groove is provided with a first buckling position and a second buckling position, and when the guide column is located at the first buckling position, the lock head is located at the locking position; when the guide column is at the second buckling position, the lock head is at the unlocking position; a reducing section is arranged between the first buckling position and the second buckling position in a communication mode, and the reducing section is configured to prevent the guide column from being reset to the first buckling position from the second buckling position when in the unlocking position. In the grid filter screen dismantlement in-process, after the user made the guide post switch over to the second by the first knot position of buckleing through pushing away the hand portion, the tapered end was just steadily in the unblock position, and at this moment, the user can remove the effort of applying in pushing away the hand portion, and only take off the operation to the grid filter screen can. So set up, avoided because of the tapered end stretches out the inconvenient situation of grid filter screen dismouting that leads to latched position repeatedly.

Further, the fixed direction that is provided with of grid filter screen is detained, the direction detain with form the sliding tray between the surface of grid filter screen, the hasp body with sliding tray sliding fit. So set up, not only further realized the direction to the hasp body slip in-process, moreover, can also restrict the axis direction and the grid filter screen of hasp body along the guide post and break away from to the reliability of hasp body slidable mounting in the grid filter screen has been guaranteed.

Further, the pushing part comprises a convex block fixedly arranged on the lock catch body. So set up, the user of being convenient for applys the motive force to the hasp body.

Further, the grille filter screen is provided with a jack, and the jack is configured to be in sliding fit with the lock head. Through setting up in tapered end sliding fit's jack at the grid filter screen, realized the direction to tapered end motion in-process to tapered end and center complex accuracy has further been improved.

Furthermore, the quantity of slip hasp is a plurality of, and is a plurality of the slip hasp is followed the length direction dispersion of grid filter screen arranges. So set up for the grid filter screen can cooperate with the center in a plurality of positions department, has increased the connected point position between grid filter screen and the center, thereby has improved the reliability of grid filter screen when installing in the center.

Further, the hasp body is located the grid filter screen orientation one side of installation carrier part, the operation mouth has been seted up to the grid filter screen, the handle portion is by the operation mouth exposes. So set up, realized the hidden design of hasp body basically for the structure of grid filter screen subassembly is more neat.

The second objective of the present invention is to provide an indoor unit of an air conditioner, so as to solve the technical problem that the grille filter screen of the existing indoor unit of an air conditioner is not easy to be disassembled.

The utility model provides an air-conditioning indoor unit, which comprises a middle frame and the grille filter screen assembly, wherein the middle frame is provided with a clamping hole, and the clamping hole is configured to be in clamping fit with a lock head of a sliding lock catch of the grille filter screen assembly.

By arranging the grille filter screen assembly in the air conditioner indoor unit, the air conditioner indoor unit has all the advantages of the grille filter screen assembly, and the description is omitted.

Furthermore, a pre-installation structure is arranged between the middle frame and the grid filter screen assembly and is positioned on one side of the middle frame, which is far away from the clamping hole; the pre-installation structure comprises a socket part and a protruding part, one of the socket part and the protruding part is arranged on the middle frame, the other of the socket part and the protruding part is arranged on the grille filtering net, and the protruding part is matched with the socket part and used for realizing the pre-installation of the middle frame. This kind of setting mode for the user can go on under the steady state of grid filter screen to the promotion of slip hasp, convenient operation. In addition, the arrangement form of the pre-installation structure can also realize the limitation of one side of the grid filter screen far away from the sliding lock catch, thereby improving the stability of the grid filter screen after being installed on the middle frame.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a first schematic view of a first embodiment of a grille screen assembly;

FIG. 2 is a second schematic structural view of a grille screen assembly according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;

FIG. 4 is a first schematic view of a first embodiment of a grille screen of the grille screen assembly;

FIG. 5 is a second schematic structural view of a grille screen of the grille screen assembly according to an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion of the structure at B in FIG. 5;

FIG. 7 is a partial schematic view of a first embodiment of a grille shutter assembly of the present invention, wherein the locking head of the slide latch is in a locked position;

FIG. 8 is a schematic view of the sliding lock in the state of FIG. 7;

fig. 9 is a partial schematic structural view of a second grille shutter assembly according to an embodiment of the present invention, wherein a lock of the slide lock is in an unlocked position;

FIG. 10 is a schematic view of the sliding lock in the state of FIG. 9;

fig. 11 is a schematic structural view of the grille shutter assembly according to the embodiment of the present invention installed in the middle frame, wherein the left lock is in a locked position and the right lock is in an unlocked position;

FIG. 12 is an enlarged view of a portion of the structure of FIG. 11 at C;

FIG. 13 is an enlarged view of a portion of the structure of FIG. 11 at D;

fig. 14 is a first cross-sectional view of the indoor unit of an air conditioner according to the embodiment of the present invention, wherein the lock of the sliding lock is in the locking position;

fig. 15 is a second schematic cross-sectional view of the indoor unit of an air conditioner according to the embodiment of the present invention, wherein the lock of the sliding lock is in an unlocking position;

fig. 16 is a schematic structural view of an air conditioning indoor unit according to an embodiment of the present invention when a grill filter is installed.

Description of reference numerals:

100-a grid filter screen; 200-sliding lock catches; 300-middle frame; 400-pre-mount configuration; 110-a blocking rib; 120-operation port; 130-a guide post; 140-a guide buckle; 150-a receptacle; 210-a latch body; 220-a lock head; 230-a handle portion; 240-an elastic sheet; 250-a guide groove; 251-a first catch; 252-a second catch; 253-a necking section; 310-a card hole; 410-a socket portion; 420-projection.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Fig. 1 is a first schematic structural diagram of the grille screen assembly provided in this embodiment, and fig. 2 is a second schematic structural diagram of the grille screen assembly provided in this embodiment. As shown in fig. 1 and 2, the present embodiment provides a grill screen assembly including a grill screen 100 and a slide latch 200.

Fig. 3 is an enlarged view of a portion a of fig. 2. With continued reference to fig. 1 and 2 in conjunction with fig. 3, specifically, the sliding latch 200 includes a latch body 210 slidably disposed on the grille filter 100, the latch body 210 being provided with a locking head 220 and a pushing handle 230, wherein the locking head 220 has a locking position cooperating with a mounting carrier component of the grille filter 100 and an unlocking position separated from the mounting carrier component; the handle portion 230 is exposed from the outer surface of the grill filter 100; a resilient structure is provided between the latch body 210 and the grill screen 100, the resilient structure being configured to cause the locking head 220 to have a tendency to move towards the locked position at all times.

The grille screen assembly is used in an air conditioner indoor unit as an example, wherein the grille screen assembly is installed in a center frame 300 of the air conditioner indoor unit, that is: middle frame 300 serves as a mounting carrier member for grid screen 100. By arranging the sliding lock catch 200 on the grille filter screen 100, when the grille filter screen 100 needs to be detached from the middle frame 300, the pushing handle 230 arranged on the lock catch body 210 can be pushed, so that the lock head 220 is located at an unlocking position separated from the middle frame 300, and at the moment, the grille filter screen 100 can be detached from the middle frame 300; when the grille filter screen 100 needs to be installed back to the middle frame 300, the lock head 220 may be located at the unlocking position, and after the grille filter screen 100 is installed in place on the middle frame 300, the push hand part 230 may be pushed to enable the lock head 220 to be located at the locking position matched with the middle frame 300, so that the grille filter screen 100 is installed on the middle frame 300.

This grid filter screen subassembly is through setting up slip hasp 200 on grid filter screen 100 for grid filter screen 100's dismantlement and installation become very convenient, thereby improved the difficult dismouting problem of grid filter screen 100 of the air conditioning indoor set that exists among the prior art well.

In addition, through set up the elastic construction between hasp body 210 and grid filter screen 100, still make tapered end 220 have the trend to the latched position motion all the time to make after grid filter screen 100 installs in center 300, can utilize the effect of elastic construction to make tapered end 220 be steadily in with center 300 complex position, prevent that sliding lock catch 200 kick-backs, guaranteed sliding lock catch 200 and center 300's accurate lock.

It should be noted that, in this embodiment, the structure and principle of the grille filter screen assembly are described by taking only the grille filter screen assembly as an example of the middle frame 300 of the air conditioner indoor unit, and the installation carrier component is an air conditioner indoor unit, and it is understood that the grille filter screen assembly can also be applied to other devices, such as: an air purifier, etc. Are given by way of illustration only and are not to be construed as limiting the utility model.

Fig. 4 is a first schematic structural diagram of the grille screen 100 of the grille screen assembly provided in this embodiment, fig. 5 is a second schematic structural diagram of the grille screen 100 of the grille screen assembly provided in this embodiment, and fig. 6 is an enlarged partial structure diagram at B in fig. 5. Referring to fig. 1 to 3 in combination with fig. 4 to 6, in the present embodiment, the latch body 210 is located on a side of the grille filter 100 facing the middle frame 300, specifically, the grille filter 100 is provided with an operation opening 120, and the pushing handle 230 is exposed from the operation opening 120.

Through setting up hasp body 210 in the side of grid filter screen 100 towards center 300 for hasp body 210 can basically be hidden between grid filter screen 100 and center 300, thereby has realized the hidden design of hasp body 210, makes the structure of this embodiment grid filter screen subassembly more neat. In addition to the above arrangement, the operation opening 120 is formed in the grill filter 100, so that the user can easily operate the handle 230.

The operation opening 120 may be formed by digging a hole in the grid plate of the grid screen 100, or may be formed by a grid opening of the grid screen 100.

Fig. 7 is a partial schematic structural view of the first grille screen assembly provided in this embodiment (the lock head 220 of the sliding latch 200 is in the locked position), fig. 8 is a schematic structural view of the sliding latch 200 in the state of fig. 7, fig. 9 is a partial schematic structural view of the second grille screen assembly provided in this embodiment (the lock head 220 of the sliding latch 200 is in the unlocked position), and fig. 10 is a schematic structural view of the sliding latch 200 in the state of fig. 9. Referring to fig. 3, and with reference to fig. 7 to 10, in the present embodiment, the grille filter 100 has a rib 110, and the latch body 210 is fixedly provided with an elastic sheet 240, wherein the elastic sheet 240 can abut against and cooperate with the rib 110 along the sliding direction of the latch body 210, and the elastic sheet 240 forms an elastic structure.

As shown in fig. 7 and 8, when the lock head 220 is in the locking position, the elastic piece 240 abuts against the rib 110, and the rib 110 applies a pre-tightening force to the elastic piece 240; when the grille filter screen 100 needs to be detached from the middle frame 300, the pushing handle 230 is pushed, in this process, the elastic force of the elastic piece 240 is overcome, so that the elastic piece 240 is in a compressed state, the deformation amount of the elastic piece 240 gradually increases along with the gradual separation of the locking head 220 from the middle frame 300, when the locking head 220 moves to the unlocking position, as shown in fig. 9 and 10, the deformation amount of the elastic piece 240 reaches the maximum, and at this time, under the elastic restoring force of the elastic piece 240, the locking head 220 always has a tendency of moving to the locking position; when the grille filter 100 is installed back to the middle frame 300, the pushing portion 230 is pushed in a reverse direction, and the elastic piece 240 also applies an auxiliary force to the locking head 220, so that the locking head 220 is quickly engaged with the middle frame 300.

Due to the arrangement of the elastic structure, after the elastic piece 240 is compressed, the direction of the elastic restoring force thereof is substantially along the sliding direction of the latch body 210, so that the elastic force applied to the latch body 210 is relatively large, and the stability of the lock head 220 in the locked position is further improved. Moreover, the elastic piece 240 has a simple structure and low cost, and is beneficial to reducing the cost of the grille screen assembly of the embodiment.

Referring to fig. 7 to 10, in the present embodiment, the elastic pieces 240 are fixedly disposed on both sides of the latch body 210 perpendicular to the sliding direction thereof. So set up, guaranteed the equilibrium of hasp body 210 both sides atress for tapered end 220 can be along setting for the direction motion in order to cooperate with center 300, has improved tapered end 220 and center 300 complex reliability.

Referring to fig. 7 to 10, in the present embodiment, the latch body 210 is provided with a guide groove 250, and the grille filter screen 100 is fixedly provided with the guide post 130, specifically, the length direction of the guide groove 250 extends along the sliding direction of the latch body 210, and the guide post 130 is inserted into and matched with the guide groove 250.

When the user pushes the push handle part 230 to accomplish the removal and installation of the grill filter 100, the guide posts 130 slide in the guide grooves 250, so that the locking head 220 can be accurately engaged with the middle frame 300 by the guide effect of the guide grooves 250 on the guide posts 130.

In other embodiments, the guiding groove 250 may be disposed on the grille filter 100, and the guiding post 130 may be fixedly disposed on the latch body 210, which has the same principle and technical effect as the guiding groove 250 disposed on the latch body 210 and the guiding post 130 fixedly disposed on the grille filter 100, and thus will not be described again.

So set up, realized the guide to the hasp body 210 slip in-process, further improved tapered end 220 and center 300 complex reliability, simultaneously, also guaranteed the smooth and easy nature of hasp body 210 slip in-process.

With continued reference to fig. 8 and 10, in the present embodiment, the guiding slot 250 has a first buckling position 251 and a second buckling position 252, specifically, when the guiding post 130 is at the first buckling position 251, the locking head 220 is at the locking position; when the guide post 130 is in the second catch position 252, the locking head 220 is in the unlocked position; a reducing section 253 is arranged between the first buckling position 251 and the second buckling position 252 in a communication manner, and the reducing section 253 is configured to prevent the guide column 130 from being reset to the first buckling position 251 from the second buckling position 252 when in the unlocking position.

By configuring the guide groove 250 as a groove body structure composed of a first fastening portion 251, a reduced portion 253 and a second fastening portion 252 arranged in sequence, on the one hand, the grille screen assembly can make the lock head 220 stably located at the locking position through the cooperation of the guide column 130 and the first buckling position 251, and avoids the separation of the lock head 220 and the middle frame 300 caused by the vibration possibly generated in the working process of the air conditioner indoor unit, on the other hand, such that the grill screen assembly can stably place the locking head 220 in the unlocked position by the engagement of the guide post 130 with the second catch 252, such that during disassembly of the grill screen 100, when the user switches the guiding post 130 from the first buckling position 251 to the second buckling position 252 by the pushing part 230, the locking head 220 is stably located at the unlocking position, and at this time, the user can remove the force applied to the handle portion 230 and simply remove the grill filter 100. So set up, avoided because of tapered end 220 stretches out the inconvenient situation of grid filter screen 100 dismouting that leads to the latched position repeatedly.

Referring to fig. 7 and 9, in the present embodiment, a guiding buckle 140 may be further fixedly disposed on the grille filter 100, specifically, a sliding groove is formed between the guiding buckle 140 and the surface of the grille filter 100, and the lock body 210 is in sliding fit with the sliding groove.

So set up, not only further realized the direction to the locking buckle body 210 slip in-process, moreover, can also restrict locking buckle body 210 and break away from along the axis direction of guide post 130 and grid filter screen 100 to the reliability of locking buckle body 210 slidable mounting in grid filter screen 100 has been guaranteed.

Referring to fig. 7 and 9, in the present embodiment, the grille filter 100 is provided with a receptacle 150, and the receptacle 150 is configured to slidably engage with the lock head 220.

Through set up in tapered end 220 sliding fit's jack 150 at grid filter screen 100, realized the direction to tapered end 220 motion in-process to tapered end 220 and center 300 complex accuracy has further been improved.

Specifically, in this embodiment, the guide button 140, the guide post 130, and the insertion hole 150 are sequentially disposed on the grill screen 100 in a direction in which the locking head 220 moves from the unlocked position to the locked position. The arrangement is such that the guiding path of the guiding buckle 140 to the buckle body 210, the guiding path of the guiding column 130 to the buckle body 210, and the guiding path of the insertion hole 150 to the buckle body 210 are substantially collinear, so that when a pushing action force is applied to the pushing handle 230, the direction of the action line of the force is concentrated and not dispersed.

Referring to fig. 8 and 10, in the present embodiment, the pushing part 230 includes a protrusion fixedly disposed on the locking body 210. So set up, be convenient for the user to exert the impetus to hasp body 210.

In the present embodiment, the protrusion protrudes from the operation opening 120. So set up, can make the application of force point protrusion in grid filter screen 100's of lug surface, the user of further being convenient for applys the impetus to hasp body 210.

In other embodiments, the pushing part 230 may also include a button slot opened in the button body 210.

Referring to fig. 1 and 2, in the present embodiment, the number of the sliding latches 200 is two, and the two sliding latches 200 are distributed along the length direction of the grille filter screen 100.

So set up for grid filter screen 100 can cooperate with center 300 in two positions department, has increased the connected point position between grid filter screen 100 and the center 300, thereby has improved the reliability when grid filter screen 100 installs in center 300.

In other embodiments, it is understood that the number of the slide fasteners 200 may also be three, four, etc.

Optionally, the latch body 210, the locking head 220, the pushing handle 230 and the elastic piece 240 are an integral structure. So set up, not only be convenient for to slide hasp 200 manufacturing, reduced slide hasp 200 set up the cost, moreover, can also simplify the assembly flow.

Fig. 11 is a schematic structural view of the grille screen assembly provided in this embodiment when the grille screen assembly is mounted on the middle frame 300 (the left lock 220 is in the locked position, and the right lock 220 is in the unlocked position), fig. 12 is an enlarged partial structure view at C in fig. 11, and fig. 13 is an enlarged partial structure view at D in fig. 11. As shown in fig. 11 to 13, the present embodiment further provides an air conditioning indoor unit, which includes a middle frame 300 and the above-mentioned grille screen assembly, wherein the middle frame 300 is provided with a locking hole 310, and the locking hole 310 is configured to be snap-fitted with the locking head 220 of the sliding lock catch 200 of the grille screen assembly.

Specifically, as shown in fig. 12, when the locking head 220 is in the locking position, the locking head 220 is locked into the locking hole 310 of the middle frame 300, so as to connect the grille filter screen 100 with the middle frame 300; as shown in fig. 13, when the locking head 220 is in the unlocked position, the locking head 220 is withdrawn from the locking hole 310 of the middle frame 300, and the grille screen 100 is separated from the middle frame 300.

By arranging the grille filter screen assembly in the air conditioner indoor unit, the air conditioner indoor unit has all the advantages of the grille filter screen assembly, and the description is omitted.

In this embodiment, the indoor unit of the air conditioner is a wall-mounted type, and the sliding lock 200 is substantially located at a boundary between a front wall surface and a top wall surface of the indoor unit of the air conditioner.

Fig. 14 is a first sectional view (the lock head 220 of the sliding lock 200 is in the locked position) of the air conditioning indoor unit in the side view, fig. 15 is a second sectional view (the lock head 220 of the sliding lock 200 is in the unlocked position) of the air conditioning indoor unit in the side view, and fig. 16 is a structural view of the air conditioning indoor unit in the side view when the grille filter 100 is installed. As shown in fig. 14 to 16, a pre-installation structure 400 may be provided between the middle frame 300 and the grid filter assembly, wherein the pre-installation structure 400 is located at a side of the middle frame 300 far from the fastening hole 310, that is: the pre-installation structure 400 is located at the junction of the rear wall surface and the top wall surface of the indoor unit of the air conditioner. Specifically, pre-mounting structure 400 includes a socket portion 410 and a protrusion portion 420, wherein socket portion 410 is disposed on middle frame 300, protrusion portion 420 is disposed on grille screen 100, and protrusion portion 420 is engaged with socket portion 410 for pre-mounting grille screen 100 on middle frame 300.

When it is required to mount the grill filter 100 to the middle frame 300, the protrusion 420 of the grill filter 100 may be inserted into the insertion hole 410 of the middle frame 300 in an inclined manner, as shown in fig. 16; then, the grill screen 100 is rotated clockwise about the rotational axis generally formed by the pre-installation structure 400 until the grill screen 100 is installed in place on the center frame 300, as shown in fig. 15; then, the handle portion 230 is pushed to move in a downward and right direction as shown in fig. 14, so that the locking head 220 is locked in the locking hole 310 of the middle frame 300. Up to this point, the mounting of the grill filter 100 on the middle frame 300 is achieved. The process of detaching the grille filter 100 from the middle frame 300 is the reverse of the above-described mounting process, and thus, the description thereof is omitted.

By providing the pre-installation structure 400, one side of the grill filter 100 can be first installed to the middle frame 300, and then, after the position of the grill filter 100 is stabilized, a force is applied to the pushing part 230 to finally install the grill filter 100 on the middle frame 300. This arrangement enables the user to push the sliding latch 200 in a stable state of the grill filter 100, and is convenient to operate. In addition, the pre-installation structure 400 can limit the side of the grille filter 100 away from the sliding lock catch 200, thereby improving the stability of the grille filter 100 after being installed on the middle frame 300.

In other embodiments, the protrusion 420 may be disposed on the middle frame 300, and the socket 410 may be disposed on the grill filter 100.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In the above embodiments, the descriptions of the orientations such as "upper", "lower", "side", and the like are based on the drawings.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (12)

1. A grill screen assembly, comprising a grill screen (100) and a sliding latch (200), wherein the sliding latch (200) comprises a latch body (210) slidably disposed on the grill screen (100), the latch body (210) being provided with a locking head (220) and a pushing handle (230), wherein the locking head (220) has a locked position cooperating with an installation carrier component of the grill screen (100) and an unlocked position separated from the installation carrier component; the handle part (230) is exposed from the outer surface of the grill screen (100); an elastic structure is arranged between the latch body (210) and the grille screen (100), and the elastic structure is configured to enable the lock head (220) to always have a tendency to move towards the locking position.

2. The grille screen assembly of claim 1, wherein the grille screen (100) has a blocking rib (110), the latch body (210) is fixedly provided with an elastic piece (240), the elastic piece (240) can be in abutting engagement with the blocking rib (110) along a sliding direction of the latch body (210), and the elastic piece (240) forms the elastic structure.

3. The grille screen assembly of claim 2, wherein the latch body (210) is fixedly provided with the resilient tab (240) along both sides perpendicular to the sliding direction.

4. The grille screen assembly of claim 1, wherein one of the latch body (210) and the grille screen (100) is provided with a guide groove (250), and the other of the latch body and the grille screen (100) is fixedly provided with a guide post (130), wherein a length direction of the guide groove (250) extends along a sliding direction of the latch body (210), and the guide post (130) is in plug fit with the guide groove (250).

5. The grille screen assembly of claim 4, wherein the guide slot (250) has a first catch (251) and a second catch (252), the lock head (220) being in the locked position when the guide post (130) is in the first catch (251); when the guide post (130) is in the second catch position (252), the lock head (220) is in the unlocked position; a reducing section (253) is arranged between the first buckling position (251) and the second buckling position (252) in a communication mode, and the reducing section (253) is configured to prevent the guide column (130) from being reset to the first buckling position (251) from the second buckling position (252) when the guide column is in the unlocking position.

6. The grille screen assembly of claim 1, wherein the grille screen (100) is fixedly provided with a guide buckle (140), a sliding groove is formed between the guide buckle (140) and the surface of the grille screen (100), and the latch body (210) is in sliding fit with the sliding groove.

7. The grille screen assembly of any of claims 1-6, wherein the handle portion (230) includes a tab fixedly disposed on the latch body (210).

8. The grille screen assembly of any of claims 1-6, wherein the grille screen (100) defines a receptacle (150), the receptacle (150) configured to slidingly engage the locking head (220).

9. The grille screen assembly of any one of claims 1 to 6, wherein the number of the slide fastener (200) is plural, and the plural slide fasteners (200) are arranged in a dispersed manner along a length direction of the grille screen (100).

10. The grille screen assembly of any one of claims 1 to 6, wherein the latch body (210) is located on a side of the grille screen (100) facing the mounting carrier member, the grille screen (100) defining an access opening (120), the handle portion (230) being exposed through the access opening (120).

11. An air conditioning indoor unit, characterized by comprising a middle frame (300) and the grille screen assembly of any one of claims 1 to 10, wherein the middle frame (300) is provided with a locking hole (310), and the locking hole (310) is configured to be in clamping fit with a locking head (220) of a sliding lock catch (200) of the grille screen assembly.

12. The indoor unit of claim 11, wherein a pre-installation structure (400) is provided between the middle frame (300) and the grill screen assembly, and the pre-installation structure (400) is located at a side of the middle frame (300) away from the fastening hole (310); the pre-mounting structure (400) comprises a socket (410) and a protrusion (420), one of the socket (410) and the protrusion (420) is arranged on the middle frame (300), the other of the socket and the protrusion is arranged on the grille screen (100) of the grille screen assembly, the protrusion (420) is matched with the socket (410) and is used for realizing the pre-mounting of the grille screen (100) on the middle frame (300).

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