CN210107671U - Air inlet grille and air conditioner - Google Patents
Air inlet grille and air conditioner Download PDFInfo
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- CN210107671U CN210107671U CN201920546260.7U CN201920546260U CN210107671U CN 210107671 U CN210107671 U CN 210107671U CN 201920546260 U CN201920546260 U CN 201920546260U CN 210107671 U CN210107671 U CN 210107671U
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- air
- inlet grille
- grille
- evaporator
- air inlet
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Abstract
The utility model provides an air-inlet grille and air conditioner, under the assembled state, air-inlet grille is less than the projected width of evaporimeter along the air inlet direction along the projected width of air inlet direction. Air-inlet grille, through the position relation who optimizes air-inlet grille and evaporimeter for no matter from which angle of air-inlet grille gets into the inside wind stream of air conditioner, all can flow to the evaporimeter and form the heat exchange, under the same condition of intake, avoided getting into the inside wind of air conditioner from the air-inlet grille and not flowing through the evaporimeter and carry out the heat transfer, and the amount of wind loss that causes has improved the heat exchange efficiency of evaporimeter.
Description
Technical Field
The utility model relates to an air conditioning equipment technical field, in particular to air-inlet grille and air conditioner.
Background
In current air conditioning equipment, an air inlet grille is mostly arranged at an air inlet of an air conditioner and is positioned above an evaporator. However, in the existing air conditioner, the size of the air inlet grille is usually set for increasing the air inlet volume, which may cause the air inlet surface of the air inlet grille to be too large relative to the evaporator, so that the air entering from the air inlet grille cannot completely flow through the evaporator, and further, the air volume loss occurs in the working process, and the overall heat exchange efficiency of the evaporator is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an air inlet grille to the technical problem that air loss, evaporimeter heat exchange efficiency are low appears in solving air conditioner working process.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides an air-inlet grille, under the assembled state, air-inlet grille is less than the projection width of evaporimeter along the air inlet direction.
Further, in an assembled state, the projection length of the air inlet grille is smaller than the projection length of the evaporator along the air inlet direction.
Further, in an assembly state, the projection of the evaporator along the air inlet direction covers the projection of the air inlet grille, and the ratio of the projection area of the air inlet grille to the projection area of the evaporator is (0.8-0.95): 1.
Further, the projection width of the air inlet grille along the air inlet direction is L1, and the range of L1 is 130mm-150 mm.
Further, the width of the projection of the evaporator along the air inlet direction is L2, and the range of L2 is 155mm-165 mm.
Furthermore, one end of the cross section of the air inlet grille is arc-shaped.
Furthermore, the air inlet grille is provided with a transverse rib arranged along the length direction, and the transverse rib is fixedly connected with two ends of the air inlet grille in the length direction.
Further, the number of the transverse ribs is multiple.
Further, in an assembled state, a projection of one of the transverse ribs in the air inlet direction overlaps with a projection of the bent portion of the evaporator in the air inlet direction.
Compared with the prior art, the air-inlet grille has the following advantages:
(1) air-inlet grille, through the position relation who optimizes air-inlet grille and evaporimeter for get into the inside wind stream of air conditioner from air-inlet grille, can flow to the evaporimeter and form the heat exchange, under the same condition of intake, avoided getting into the inside wind of air conditioner from air-inlet grille and not flowing through the evaporimeter and carry out the heat transfer, and the amount of wind loss that leads to the fact has improved the heat exchange efficiency of evaporimeter.
(2) Air-inlet grille, through setting up horizontal muscle, under the condition that does not influence the intake, strengthened air-inlet grille's structural strength for air-inlet grille is difficult for the rupture damage in installation and use.
Another object of the utility model is to provide an air conditioner to the technical problem that air loss, evaporimeter heat exchange efficiency are low appear in solving air conditioner working process among the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
an air conditioner comprises the air inlet grille.
The air conditioner has the same advantages as the air inlet grille compared with the prior art, and the description is omitted.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a sectional view of an air conditioner according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is a schematic view of a connection structure between the middle frame and the evaporator according to the present invention;
fig. 4 is a schematic view of the air-inlet grille structure of the present invention.
Description of reference numerals:
1-middle frame, 10-air inlet grille, 11-frame body, 12-transverse rib, 13-longitudinal rib, 4-lower base, 41-bottom plate and 7-evaporator.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In addition, the following description will be briefly made with reference to the orientation: the following directional or positional relationships, as indicated in the context of "front", "rear", "upper", "lower", "left", "right", "top", "bottom", etc., with respect to each structural member, are intended to refer to the orientation or positional relationship as shown in the drawings; these positional relationships are merely for convenience and simplicity of description and do not indicate or imply that the device referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present embodiment provides a grill 10, and the grill 10 is disposed on top of a center frame 1 of an air conditioner to allow ambient air to enter the interior of the air conditioner. The air conditioner of this embodiment generally includes upper and lower bases for supporting the fan and the evaporator 7, a middle frame 1 covering the upper and lower bases, a panel connected to the front side of the middle frame 1 for forming the front portion of the air conditioner, and end caps (not shown) disposed on the left and right sides of the middle frame 1. Wherein, the evaporator 7 is a three-section evaporator 7 covering the space in front of and above the fan, further, can be a finned evaporator 7; the evaporator 7 is disposed in the middle frame 1 and below the air-inlet grille 10, and is configured to exchange heat with air entering the air conditioner from the air-inlet grille 10 to form heat-exchange air (specifically, cold air during cooling and hot air during heating).
The air-inlet grille 10 provided by the embodiment has a projection along the air-inlet direction, and in the assembled state, the width of the projection of the air-inlet grille 10 along the air-inlet direction is smaller than that of the projection of the evaporator 7 along the air-inlet direction; the length of the projection of the air intake grille 10 is smaller than the length of the projection of the evaporator 7 in the air intake direction. The above-described assembled state is the air conditioner mounted on the wall.
Specifically, the middle frame 1 is covered on the upper and lower bases and is connected with the bottom plate 41 of the lower base 4, and the top of the middle frame 1 is provided with an air inlet window which is provided with an air inlet grille 10. The plane of the bottom plate 41 is defined as a first plane, projections are formed on the first plane along the air inlet direction (i.e. the direction of the dotted line downward arrow in fig. 1) of the air inlet grille 10 and the evaporator 7, and the width of the projection of the air inlet grille 10 is smaller than the width of the projection of the evaporator 7, where the width is the length of the projection of the air inlet grille 10 and the evaporator 7 in the front-back direction. The relative position of the air inlet grille 10 and the evaporator 7 is set, so that the utilization rate of air entering from the air inlet grille 10 and flowing through the evaporator 7 can be improved, the waste of the air entering from the air inlet grille 10 without passing through the evaporator 7 to form heat exchange is avoided, and the heat exchange efficiency of the air conditioner is improved.
It can also be understood that, in order to further improve the heat exchange efficiency of the evaporator 7 and ensure that the wind energy entering from the air-inlet grille 10 flows through the evaporator 7 completely, the length of the projection of the air-inlet grille 10 on the first plane along the air-inlet direction is smaller than the length of the projection of the evaporator 7 on the first plane along the air-inlet direction.
Preferably, the projection of the evaporator 7 on the first plane along the air inlet direction can completely cover the projection of the air inlet grille 10 on the first plane, and the ratio of the projection area of the air inlet grille 10 to the projection area of the evaporator 7 is (0.8-0.95): 1. If the ratio of the projection area of the air inlet grille 10 to the projection area of the evaporator 7 is less than 80%, although the evaporator 7 has good heat exchange efficiency for air flow, the air inlet area of the air inlet grille 10 is too small, and the overall cooling/heating effect of the air conditioner is not good; if the ratio of the projected area of the air-intake grille 10 to the projected area of the evaporator 7 is greater than 95%, the air entering the air conditioner from the air-intake grille 10 may not pass through the evaporator 7 and exchange heat. Only when the projected area of the air inlet grille 10 along the air inlet direction accounts for 80% -95% of the projected area of the evaporator, the air flow entering the air conditioner from any angle of the air inlet grille 10 can flow to the evaporator 7 and form heat exchange, and the working efficiency of the air conditioner is improved.
Preferably, the width of the projection of the air inlet grille 10 on the first plane along the air inlet direction is L1, the range of the L1 is 135mm-145mm, the width of the projection of the evaporator 7 on the first plane along the air inlet direction is L2, and the range of the L2 is 155mm-165 mm. In the present embodiment, the width L2 of the projection of the evaporator 7 on the first plane along the air intake direction is preferably 160mm, so as to be adapted to the evaporator 7 and not to affect the air intake amount of the air intake grille 10, and preferably, the width L1 of the projection of the air intake grille 10 on the first plane along the air intake direction is 140mm, in this preferred state, the air intake amount of the air intake grille 10 is stable, and the air entering from the air intake grille 10 can be fully utilized by the evaporator 7.
The air inlet grille 10 provided by the embodiment optimizes the position relationship between the air inlet grille 10 and the evaporator 7, so that air flow entering the air conditioner from the air inlet grille 10 can flow to the evaporator 7 and form heat exchange, and under the condition that the air inlet volume is the same, the air volume loss caused by the fact that the air entering the air conditioner from the air inlet grille 10 does not flow through the evaporator 7 for heat exchange is avoided, and the heat exchange efficiency of the evaporator 7 is improved.
Example 2
As shown in fig. 3-4, the present embodiment is different from the above embodiments in that the air-inlet grille 10 has a transverse rib 12 disposed along the length direction, and the transverse rib 12 is fixedly connected to two ends of the air-inlet grille 10 along the length direction.
Specifically, the air intake grille 10 includes a frame 11 and a transverse rib 12 disposed in the frame 11, the transverse rib 12 is disposed along a length direction (i.e., a left-right direction) of the frame 11, a length of the transverse rib 12 is equal to a length of the air intake grille 10, and two ends of the transverse rib are respectively connected to left and right sides of the frame 11. The arrangement of the transverse ribs 12 can improve the structural stability of the air-inlet grille 10, and the transverse ribs 12 can also play a role in guiding air.
The preferred, the quantity of horizontal muscle 12 is a plurality of, and a plurality of horizontal muscle 12 tandem arrangement, and the interval and the shape of a plurality of horizontal muscle 12 can set up according to the position of arranging of evaporimeter 7 in the air conditioner to it is even to guarantee that each air intake gets into the wind in the air conditioner, and wherein, the air intake is enclosed by two adjacent horizontal muscle 12 or horizontal muscle 12 and 11 sides of framework and closes and form.
Preferably, in the assembled state, the projection of one of the plurality of transverse ribs 12 along the air inlet direction overlaps the projection of the bent portion of the evaporator 7 along the air inlet direction. Specifically, as shown in fig. 2, in this embodiment, the evaporator 7 is a three-section evaporator 7 covering the space in front of and above the fan, and the evaporator 7 located below the air inlet grille 10 includes a bent portion, which is a connection position of two evaporator sheets and is usually sealed by a rubber strip, and the bent portion cannot perform a heat exchange action on the entering wind. Set up a horizontal muscle 12 directly over the department of buckling at evaporimeter 7, also be about to correspond a horizontal muscle 12 and set up the place that heat exchange efficiency is weak at evaporimeter 7, on the basis that has improved air-inlet grille 10 bulk strength like this, reduced the rib to the adverse effect of intake, be favorable to promoting the whole heat exchange efficiency of air conditioner.
Preferably, the air inlet grille 10 is provided with transverse ribs 12 along both sides in the length direction. Specifically, the transverse rib 12 of the air-inlet grille 10 may be disposed near the front side of the frame 11 or the rear side of the frame 11, which may further increase the strength of the air-inlet grille 10.
Preferably, one end of the cross section of the air-inlet grille 10 is arc-shaped. Specifically, the top surface of the middle frame 1 is planar, the junction between the top surface of the middle frame 1 and the front surface (in fig. 1, the front side of the dividing line X) is curved, the middle of which is convex forward compared with the upper and lower sides, and the front edge of the top surface of the middle frame 1 is tangent to the upper edge of the front surface, so that the junction is in smooth transition. Therefore, the air conditioner is streamline in appearance and has more aesthetic feeling.
Preferably, the transverse rib 12, the frame body 11 and the middle frame 1 are integrally formed, for example, they can be integrally injection molded. The arrangement reduces the cost of part processing and manufacturing and the whole machine assembly of the air conditioner; meanwhile, the risk that the gap between the air inlet grille 10 and the middle frame 1 is not well controlled due to the adoption of the independent air inlet grille 10 in the existing structure and the frequent occurrence in the assembling process can be avoided.
The air inlet grille 10 provided by the embodiment has the advantages that the transverse ribs 12 are arranged, so that the structural strength of the air inlet grille 10 is enhanced under the condition that the air inlet amount is not influenced, and the air inlet grille 10 is not easy to break and damage in the installation and use processes.
Example 3
As shown in fig. 2-3, the present embodiment is different from the above embodiments in that the air-inlet grille 10 further has a longitudinal rib 13 disposed along the width direction, and the longitudinal rib 13 is fixedly connected to two ends of the air-inlet grille 10 in the width direction. The number of the longitudinal ribs 13 is also plural, the plural longitudinal ribs 13 are arranged in a transverse direction (i.e., a left-right direction), and each longitudinal rib 13 extends linearly along a longitudinal direction of the air conditioner. The plurality of transverse ribs 12 and the plurality of longitudinal ribs 13 intersect to form a grid shape in the frame 11 of the air-inlet grille 10 to form a plurality of air inlets.
The preferred, indulge muscle 13 and horizontal muscle 12 and all can set to corresponding shape according to structural stability's needs, for example indulge muscle 13 and horizontal muscle 12 and can set up a plurality of buckles, form pattern form air intake, make air-inlet grille 10's structure more stable under the circumstances of guaranteeing the intake, the rib through setting up different shapes simultaneously also can lead the wind that gets into the air conditioner, makes the wind flow that gets into to evaporimeter 7, improves evaporimeter 7's heat exchange efficiency.
Example 4
An air conditioner comprises the air inlet grille.
The embodiment provides an air conditioner, which adopts the air inlet grille 10, and the air inlet grille 10 is arranged at the top of the middle frame 1 of the air conditioner so as to lead the ambient air to enter the interior of the air conditioner. The evaporator 7 of the air conditioner is a three-section evaporator 7 covering the front and upper space of the fan, is arranged in the middle frame 1 and is positioned below the air inlet grille 10, and is used for carrying out heat exchange with air entering the air conditioner from the air inlet grille 10 to form heat exchange air.
Compared with the existing air conditioner, the positions of the air inlet grille 10 and the evaporator 7 are not specially limited, so that the air entering from the air inlet grille can not completely flow to the evaporator, and the air volume loss is caused; the air-inlet grille 10 of the present embodiment has a projection along the air-inlet direction, and in the assembled state, the width of the projection of the air-inlet grille 10 along the air-inlet direction is smaller than the width of the projection of the evaporator 7 along the air-inlet direction; the length of the projection of the air intake grille 10 is smaller than the length of the projection of the evaporator 7 in the air intake direction. By optimizing the position relationship between the air inlet grille 10 and the evaporator 7, no matter which angle the air flow entering the air conditioner from the air inlet grille 10 is, the air flow can flow to the evaporator 7 and form heat exchange, and the working efficiency of the air conditioner is improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An air inlet grille is characterized in that in an assembled state, the width of the projection of the air inlet grille (10) along the air inlet direction is smaller than the width of the projection of an evaporator (7) along the air inlet direction; the length of the projection of the air inlet grille (10) is smaller than that of the projection of the evaporator (7) along the air inlet direction.
2. The air intake grille according to claim 1, characterized in that, in the assembled state, the projection of the evaporator (7) in the air intake direction covers the projection of the air intake grille (10), and the ratio of the projected area of the air intake grille (10) to the projected area of the evaporator (7) is (0.8-0.95): 1.
3. Air intake grille according to claim 1 or 2, characterized in that the width of the projection of the air intake grille (10) in the air intake direction is L1, the range of L1 being 135mm-145 mm.
4. Air intake grille according to claim 1 or 2, characterized in that the width of the projection of the evaporator (7) in the direction of the incoming air is L2, the range of L2 being 155mm-165 mm.
5. A grille shutter according to claim 1 or 2, characterized in that the cross-sectional end of the grille shutter (10) is curved.
6. The air-inlet grille according to claim 1 or 2, characterized in that the air-inlet grille (10) is provided with a transverse rib (12) arranged along the length direction, and the transverse rib (12) is fixedly connected with two ends of the air-inlet grille (10) in the length direction.
7. An air inlet grille according to claim 6, characterized in that the number of the transverse ribs (12) is plural.
8. An air inlet grille according to claim 6, characterized in that in the assembled state, the projection of one of the transverse ribs (12) in the air inlet direction overlaps the projection of the bend of the evaporator (7) in the air inlet direction.
9. An air conditioner, characterized in that it comprises an air intake grille (10) as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920546260.7U CN210107671U (en) | 2019-04-22 | 2019-04-22 | Air inlet grille and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920546260.7U CN210107671U (en) | 2019-04-22 | 2019-04-22 | Air inlet grille and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210107671U true CN210107671U (en) | 2020-02-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920546260.7U Active CN210107671U (en) | 2019-04-22 | 2019-04-22 | Air inlet grille and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210107671U (en) |
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2019
- 2019-04-22 CN CN201920546260.7U patent/CN210107671U/en active Active
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