CN212720001U - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN212720001U CN212720001U CN202020407648.1U CN202020407648U CN212720001U CN 212720001 U CN212720001 U CN 212720001U CN 202020407648 U CN202020407648 U CN 202020407648U CN 212720001 U CN212720001 U CN 212720001U
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- air inlet
- air conditioner
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Abstract
The utility model provides an air conditioner. The air conditioner comprises a shell with an air inlet at the top, an air supply fan arranged in the shell and configured to suck air from the air inlet, and an air inlet grid arranged at the air inlet. The air inlet grid comprises a main body formed with a plurality of openings and a plurality of shielding parts arched upwards relative to the main body, and each shielding part is arranged to cover at least one part of one opening in a projection on a horizontal plane. The plurality of shielding portions are arranged such that the projected heights in the vertical plane in the direction in which the air flows toward the corresponding openings gradually increase. The utility model discloses an air conditioner sets up the air inlet grid through last air inlet department at the casing to set up at least part for every opening of air inlet grid and shelter from this open-ended occlusion part, can reduce and fall into the inside dust of casing from last air inlet when not increasing occupation space, and then shortened the clean cycle of air conditioner, improved user convenience.
Description
Technical Field
The utility model relates to an air conditioning field especially relates to an air conditioner.
Background
The scheme that the air inlet is formed in the top of the shell in the existing air conditioner has the advantages that the occupied space is reduced, dust can fall into the shell from the air inlet in the top, and is accumulated on the heat exchanger and the fan impeller along with time, bacteria are easy to breed, and the health of a user is influenced. For reducing the dust that falls into the inside casing, prior art sets up the filter screen in last air intake department and stops the dust, but the filter screen is difficult for dismantling clean. In view of the above, there is a need for an air conditioner that can reduce dust falling into the interior of a cabinet from an upper inlet and is easy to clean.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome at least one technical defect of prior art, provide an air conditioner.
The utility model discloses a further purpose reduces the dust that falls into the casing inside.
The utility model discloses another further purpose improves the intake of air conditioner.
Particularly, the utility model provides an air conditioner, a serial communication port, include:
the top of the machine shell is provided with an upper air inlet;
the air supply fan is arranged in the shell and is configured to suck air from the upper air inlet; and
the upper air inlet grid is arranged at the upper air inlet and comprises a main body with a plurality of openings and a plurality of shielding parts which are arched upwards relative to the main body; wherein
Each of the shielding portions is arranged such that a projection on a horizontal plane covers at least a part of one of the openings;
the plurality of shielding portions are arranged so that the projected heights in the vertical plane in the direction in which air flows toward the corresponding openings gradually increase.
Alternatively, the plurality of shielding portions are arranged so that the directions in which the air flows toward the plurality of openings are all the same.
Optionally, each of the shades comprises:
a connecting section provided to extend upward from one widthwise lateral edge of one of the openings; and
and a shielding section provided to extend from an upper side end of the connecting section toward a direction close to a lateral edge in the other width direction of the opening.
Optionally, the shield segment is arranged to extend horizontally.
Alternatively, each of the shade portions is provided to extend smoothly upward from a lateral edge in one width direction of one of the openings and to a direction close to a lateral edge in the other width direction of the opening.
Optionally, the plurality of shielding portions are each provided to extend from the rear to the front.
Optionally, the distance between two adjacent openings is greater than the thickness of the shielding part.
Optionally, the shielding portion is arranged such that a projection on a horizontal plane completely covers one of the openings; and is
The distance between every two adjacent openings is 3/5-1 of the size of the opening in the width direction; and/or
The minimum distance between the extending tail end of the shielding part and the opening is 1/5-1/2 of the dimension of the opening in the width direction; and/or
The height difference of the projection of the shielding part and the adjacent shielding part in a vertical plane is 1/5-2/5 of the size of the opening in the width direction.
Optionally, the bottom of the casing is further provided with a lower air inlet;
the air supply fan is a double-suction centrifugal fan, and the rotation axis of the centrifugal fan is vertically arranged; and the air conditioner further comprises:
and the two heat exchangers are respectively arranged on the air inlet paths of the upper air inlet, the lower air inlet and the centrifugal fan.
Optionally, the air conditioner further comprises:
the lower air inlet grid comprises a plurality of grid plates which are arranged at intervals in the vertical direction, each grid plate comprises a plurality of grid bars which are arranged at intervals, and an opening is formed between every two adjacent grid bars for air to flow through; and is
The projection of the opening of each grid plate on the horizontal plane falls into the projections of the plurality of grids of other grid plates.
The utility model discloses an air conditioner sets up the air inlet grid through last air inlet department at the casing to set up at least part for every opening of air inlet grid and shelter from this open-ended occlusion part, can reduce and fall into the inside dust of casing from last air inlet when not increasing occupation space, and then shortened the clean cycle of air conditioner, improved user convenience.
Further, the utility model discloses a set up a plurality of shielding parts into along the air to the projection height of corresponding the direction that the opening flows in vertical plane risees gradually for a plurality of open-ended air mass flows of flowing through are even, have improved the intake of air conditioner, have prolonged air supply fan's life, have avoided the heat exchanger heat transfer inhomogeneous, have caused cold volume or thermal waste, have guaranteed the refrigeration heating performance of air conditioner.
Further, the utility model discloses a shielding part sets up to upwards and to the side direction edge bending type extension that is close to this another open-ended width direction from the ascending side direction edge of an open-ended width direction, can prevent that the dust from moving to the inside of casing along with the air current when guaranteeing the air inlet amount of wind, has further reduced from the top air intake to fall into the inside dust of casing.
Further, the utility model discloses an air inlet grid sets up to inhaleing the room air from its front side, compares in air inlet grid and inhales the room air from other directions, has guaranteed the intake of air conditioner, has avoided the performance degradation of air conditioner.
Further, the utility model discloses a lower air inlet grid includes a plurality of grid plates that the interval set up in vertical direction, the projection of the opening of every grid plate on the horizontal plane can all fall into the projection of a plurality of bars of other grid plates, the comdenstion water that makes the heat exchanger produce can fall on the bars under self action of gravity, and can not drip the outside at the casing through an arbitrary opening of grid plate, make the function that the air inlet grid has composited the water collector down when not influencing the intake of air intake down, and simple structure, can not increase extra manufacturing cost.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic isometric view of an air conditioner according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the air conditioner shown in FIG. 1;
FIG. 3 is a schematic enlarged view of area A of FIG. 2 illustrating an upper air intake grate structure in accordance with an embodiment of the present invention;
fig. 4 is a schematic enlarged view of area a of fig. 2, showing an upper air intake grate structure of another embodiment of the present invention;
fig. 5 is a schematic enlarged view of area a of fig. 2, showing an upper air intake grate structure of yet another embodiment of the present invention;
fig. 6 is a schematic cross-sectional view of a lower grill in accordance with an embodiment of the present invention.
Detailed Description
Fig. 1 is a schematic isometric view of an air conditioner 100 according to an embodiment of the present invention; fig. 2 is a schematic sectional view of the air conditioner 100 shown in fig. 1. Referring to fig. 1 and 2, the air conditioner 100 may include a cabinet 110, a supply fan 120, and a heat exchanger.
The top of the cabinet 110 may be formed with an upper intake opening 111 to suck indoor air, reducing a space occupied by the air conditioner 100.
The bottom of the casing 110 may further have a lower air inlet 112 for sucking indoor air to increase the intake air rate of the air conditioner 100. The air conditioner 100 may be hung on a wall to facilitate air suction from the lower air inlet 112.
The blower fan 120 may be disposed in the cabinet 110 and configured to draw air from the upper and lower inlets 111 and 112. In some embodiments, the supply fan 120 may be a double-suction centrifugal fan, and its rotation axis may be vertically disposed, i.e., its two air suction openings face upward and downward, respectively. An air outlet 113 may be formed at the front of the cabinet 110 to supply air to the indoor environment.
The heat exchangers 131 and 132 may be respectively disposed on the air inlet paths of the upper and lower air inlets 111 and 112 and the air supply fan 120 to exchange heat with air flowing therethrough.
An upper air intake grill 140 may be provided at the upper air intake 111. In particular, the upper air intake grill 140 may include a main body 141 formed with a plurality of upper openings 142 through which air flows, and a plurality of shielding portions 143 arched upward with respect to the main body 141. Each of the shielding portions 143 may be disposed such that a projection on a horizontal plane covers at least a portion of one of the upper openings 142.
The utility model discloses an air conditioner 100 is through air grid 140 in the top air intake department setting of casing 110 to every upper shed 142 for last air grid 140 sets up the shielding part 143 that this upper shed 142 is sheltered from to the part at least, can reduce the dust that falls into casing 110 inside from the top air intake when not increasing occupation space, and then has shortened air conditioner 100's clean cycle, has improved user convenience.
Fig. 3 is a schematic enlarged view of the area a in fig. 2, which shows the structure of the upper air intake grid 140 according to an embodiment of the present invention. Referring to fig. 3, in some embodiments, each shielding portion 143 may include a connecting section 143a extending upward from one widthwise lateral edge of one upper opening 142 and a shielding section 143b extending from an upper side end of the connecting section 143a in a direction approaching the other widthwise lateral edge of the upper opening 142. That is, the shielding portion 143 may be disposed to extend upward from a lateral edge of the upper opening 142 in one width direction and to be bent toward a lateral edge of the upper opening 142 in another width direction, so as to prevent dust from moving into the interior of the housing 110 along with the airflow while ensuring the amount of the intake air, and further reduce dust falling into the interior of the housing 110 from the top intake opening.
In some further embodiments, the spacing W between two adjacent upper openings 1421May be larger than the thickness of the shielding portion 143 to further reduce dust falling into the interior of the cabinet 110 from the top air inlet.
In some further embodiments, the shielding section 143b may be disposed to extend horizontally to further reduce dust falling into the interior of the cabinet 110 from the top intake vent.
In some further embodiments, the plurality of shielding portions 143 may be set to gradually increase a projection height in a vertical plane along a direction in which air flows toward the corresponding upper opening 142, so that the air flow flowing through the plurality of upper openings 142 is uniform, the intake air volume of the air conditioner is increased, the service life of the air supply fan is prolonged, the heat exchange of the heat exchanger is prevented from being non-uniform, the waste of cold or heat is avoided, and the refrigeration and heating performance of the air conditioner is ensured.
In some further embodiments, the extending tendency of the plurality of shades 143 with respect to the body 141 may be the same. That is, the plurality of shielding portions may be disposed to make the flowing directions of the air to the plurality of upper openings 142 the same, so as to avoid the occurrence of air flow turbulence and a reduction in the intake air amount. In the present invention, the same flow direction of the air means the flow tendency of the air, and does not include a specific angle. For example, the air flows in a direction from front to back and inclined downward.
In still further embodiments, the plurality of shielding portions 143 may be divided into a plurality of shielding groups different in the direction in which air flows toward their corresponding upper openings 142, each shielding group including at least one shielding portion 143. The shielding group having the plurality of shielding portions 143 is configured such that the plurality of shielding portions 143 thereof may be configured such that the projected heights in the vertical plane in the direction in which the air flows toward the corresponding upper opening 142 are gradually increased.
In some further embodiments, the shield 143 may be arranged such that a projection onto a horizontal plane completely covers one of the upper openings 142. The distance W between two adjacent upper openings 1421May be the dimension W of the upper opening 142 in the width direction23/5-1, such as 3/5, 4/5 or 1. Minimum distance H between the extended end of the shielding portion 143 and the upper opening 1421May be the dimension W of the upper opening 142 in the width direction21/5-1/2, such as 1/5, 1/4, or 1/2. Height difference H of projection of the shielding part 143 and the adjacent shielding part 143 in a vertical plane2May be the dimension W of the upper opening 142 in the width direction21/5-2/5 such as 1/5, 1/4 or 2/5, to improve the intake air rate and ensure the uniformity of intake air rate.
In some further embodiments, a plurality of shielding portions 143 may be provided to extend from the rear to the front, so as to ensure the intake air volume of the air conditioner 100 and avoid the performance degradation of the air conditioner 100.
In some further embodiments, the upper air intake grate 140 may also include a plurality of end plates 144. Two end plates 144 may be respectively disposed at both longitudinal sides of one shielding portion 143, and connected to the shielding portion 143 and the main body 141. That is, both ends of each shielding portion 143 may be provided with an end plate 144 to be connected with the main body 141, respectively, to improve the structural strength of the upper air fence 140.
In other embodiments, each of the shielding portions 143 may be disposed to extend smoothly upward from one width-directional lateral edge of one upper opening 142 and toward a direction close to the other width-directional lateral edge of the upper opening 142, so as to reduce wind resistance and improve smoothness of the airflow. The smooth extension means that the curve equation of the extending path of the shielding portion 143 is a curve in which the first derivative is continuous. What is meant in engineering is that there are no sharp corners of the shield 143.
Fig. 4 is a schematic enlarged view of area a of fig. 2, showing an upper air intake grid structure according to another embodiment of the present invention. Referring to fig. 4, the difference from the embodiment of fig. 3 is that the connecting section 143a and the shielding section 143b are connected by a circular arc transition.
Fig. 5 is a schematic enlarged view of region a of fig. 2, showing an upper air intake grate structure according to yet another embodiment of the present invention. Referring to fig. 5, it differs from the embodiment of fig. 3 in that the shade 143 extends linearly.
Fig. 6 is a schematic cross-sectional view of a lower air intake grill 150 in accordance with an embodiment of the present invention. Referring to fig. 6, a lower air inlet grill 150 may be disposed at the lower air inlet 112. The lower grill 150 can include a plurality of grill panels 151 spaced apart in a vertical direction. Each of the grating plates 151 includes a plurality of grating bars 152 arranged at intervals, and a lower opening 153 is formed between each adjacent two grating bars 152 for air to flow through.
The projection of the lower opening 153 of each grid plate 151 on the horizontal plane can fall into the projections of a plurality of grids 152 of other grid plates 151, that is, the condensed water generated by the heat exchanger 132 can fall on the grids 152 under the action of gravity, and cannot drop outside the machine shell through any lower opening 153, so that the lower air inlet grid 150 has the function of a water pan while the air inlet amount of the lower air inlet 112 is not influenced, the structure is simple, and the additional production cost cannot be increased.
Each of the grills 152 of each of the grill plates 151 has a groove opened upwardly and downwardly 153 for collecting the condensed water generated from the heat exchanger 132. The grooves may extend along the length of the grills 152.
The bottom wall of the trough may be arranged to extend downwardly from its middle to its ends to avoid condensation accumulating in the trough.
Any one of the grid plates 151 except for the lowermost grid plate 151 is directly or indirectly communicated with the lowermost grid plate 151 to collect the condensed water to the lowermost grid plate 151, thereby facilitating the drainage of the condensed water.
Each grid plate 151 is also provided with an outer frame 154, and each outer frame 154 is formed with a bus duct. Both longitudinal ends of the groove of each of the bars 152 are communicated with one of the bus ducts to collect the condensed water. The collecting grooves of the plurality of grid plates 151 may be communicated layer by layer through a pipe.
Each of the grating plates 151 may be provided to extend obliquely downward from front to rear. The rear portions of the confluence grooves of the plurality of grating plates 151 may be communicated to facilitate the discharge of the condensed water.
The grid plates 151 can be arranged substantially in parallel to reduce the occupied area of the lower air inlet grid 150 in the vertical direction, and the structural compactness of the whole machine is improved.
The distance between two adjacent grid plates 151 may be greater than twice the width of any one of the lower openings 153, so as to ensure that there is sufficient space between two adjacent grid plates 151 for changing the direction of air flow, reduce wind resistance, and further ensure the air intake of the lower air inlet 112.
The width of the lower openings 153 of the plurality of grid plates 151 can be gradually increased from bottom to top to avoid the leakage of the condensed water, reduce the wind resistance on the whole and improve the heat exchange efficiency.
In the present invention, the air conditioner 100 may be an air conditioner indoor unit (or an air conditioner indoor unit) using a vapor compression refrigeration system, an air purifier, an air humidifier, or the like.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. An air conditioner, comprising:
the top of the machine shell is provided with an upper air inlet;
the air supply fan is arranged in the shell and is configured to suck air from the upper air inlet; and
the upper air inlet grid is arranged at the upper air inlet and comprises a main body with a plurality of openings and a plurality of shielding parts which are arched upwards relative to the main body; wherein
Each of the shielding portions is arranged such that a projection on a horizontal plane covers at least a part of one of the openings;
the plurality of shielding portions are arranged so that the projected heights in the vertical plane in the direction in which air flows toward the corresponding openings gradually increase.
2. The air conditioner according to claim 1,
the plurality of shielding portions are arranged so that the directions in which air flows toward the plurality of openings are all the same.
3. The air conditioner according to claim 1, wherein each of the shielding portions comprises:
a connecting section provided to extend upward from one widthwise lateral edge of one of the openings; and
and a shielding section provided to extend from an upper side end of the connecting section toward a direction close to a lateral edge in the other width direction of the opening.
4. The air conditioner according to claim 3,
the shielding section is arranged to extend horizontally.
5. The air conditioner according to claim 1,
each of the shielding portions is provided to extend smoothly upward from a lateral edge in one width direction of one of the openings and toward a direction close to a lateral edge in the other width direction of the opening.
6. The air conditioner according to claim 1,
the plurality of shielding portions are all arranged to extend from back to front.
7. The air conditioner according to claim 1,
the distance between two adjacent openings is larger than the thickness of the shielding part.
8. The air conditioner according to claim 1,
the shielding part is arranged to completely cover one opening in a projection on a horizontal plane; and is
The distance between every two adjacent openings is 3/5-1 of the size of the opening in the width direction; and/or
The minimum distance between the extending tail end of the shielding part and the opening is 1/5-1/2 of the dimension of the opening in the width direction; and/or
The height difference of the projection of the shielding part and the adjacent shielding part in a vertical plane is 1/5-2/5 of the size of the opening in the width direction.
9. The air conditioner according to claim 1,
the bottom of the shell is also provided with a lower air inlet;
the air supply fan is a double-suction centrifugal fan, and the rotation axis of the centrifugal fan is vertically arranged; and the air conditioner further comprises:
and the two heat exchangers are respectively arranged on the air inlet paths of the upper air inlet, the lower air inlet and the centrifugal fan.
10. The air conditioner according to claim 9, further comprising:
the lower air inlet grid comprises a plurality of grid plates which are arranged at intervals in the vertical direction, each grid plate comprises a plurality of grid bars which are arranged at intervals, and an opening is formed between every two adjacent grid bars for air to flow through; and is
The projection of the opening of each grid plate on the horizontal plane falls into the projections of the plurality of grids of other grid plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020407648.1U CN212720001U (en) | 2020-03-26 | 2020-03-26 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020407648.1U CN212720001U (en) | 2020-03-26 | 2020-03-26 | Air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212720001U true CN212720001U (en) | 2021-03-16 |
Family
ID=74904886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020407648.1U Active CN212720001U (en) | 2020-03-26 | 2020-03-26 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212720001U (en) |
-
2020
- 2020-03-26 CN CN202020407648.1U patent/CN212720001U/en active Active
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