CN210951775U - Top cover assembly and air conditioner - Google Patents

Abstract

The application provides a top cap assembly and an air conditioner. This top cap subassembly includes pedestal (10) and air guide grid (11) of setting on pedestal (10), and air guide grid (11) are the loop configuration, and the inside of air guide grid (11) is provided with kuppe (12), and kuppe (12) increase progressively along the direction cross sectional area of keeping away from pedestal (10), and the outer peripheral edge of kuppe (12) is connected on air guide grid (11), and the unsettled setting of the water conservancy diversion part of kuppe (12). According to the top cap assembly, the influence of the driving mechanism on the air guide of the air guide piece can be reduced or avoided, the air guide efficiency of the air guide piece is improved, and the air outlet efficiency is improved.

Description

Top cover assembly and air conditioner

Technical Field

The application relates to the technical field of air conditioning, in particular to a top cover assembly and an air conditioner.

Background

With the improvement of living standard of people, the requirement on the air conditioner is higher and higher. The conventional mode of cooling and heating cannot meet the requirements of people. Therefore, heating carpet type air supply and refrigerating waterfall type air supply are becoming a trend of the air conditioning industry.

Present air conditioner, generally be monolithic structure, be provided with the air-out structure of circumference at the top, in order to guarantee to realize 360 degrees air-outs, air guide that is provided with circumference wind-guiding in top wind gap department, this air guide opens the top wind gap at the air conditioner during operation, close the top wind gap when the air conditioner shuts down, consequently, need set up the drive structure of controlling this air guide up-and-down motion in the inside of air conditioner, so, not only lead to air guide's drive structure complicated, control is complicated, and because the existence of drive structure of drive air guide, also can form the influence to air guide's wind-guiding, make air guide's wind-guiding effect reduce, air-out efficiency reduces.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem that this application will be solved lies in providing a top cap subassembly and air conditioner, can reduce or avoid actuating mechanism to cause the influence to the wind-guiding of wind-guiding piece, improves the wind-guiding efficiency of wind-guiding piece, improves air-out efficiency.

In order to solve the above problem, the application provides a top cap assembly, including pedestal and the air guide grid of setting on the pedestal, the air guide grid is the loop configuration, and the inside of air guide grid is provided with the kuppe, and the kuppe is increasing progressively along the direction cross sectional area who keeps away from the pedestal, and the outer peripheral edges of kuppe are connected on the air guide grid, and the unsettled setting of the water conservancy diversion part of kuppe.

Preferably, the axial length of the air guide sleeve is smaller than or equal to the axial length of the air guide grid, and the projection of the air guide sleeve on the axial surface is located in the range of the projection area of the air guide grid on the axial surface.

Preferably, the air guide sleeve is a revolving body, and the generatrix of the air guide sleeve is a straight line segment or an inward concave arc segment.

Preferably, when the generatrix of the air guide sleeve is an inner concave arc segment, the central angle of the inner concave arc segment is α, wherein α is more than or equal to 50 degrees and less than or equal to 75 degrees.

Preferably, when the generatrix of the air guide sleeve is an inward concave arc segment, a tangent of the inward concave arc segment at the peripheral side edge position extends along the horizontal direction.

Preferably, the air guide sleeve is provided with an air guide tip protruding towards the seat body, and the air guide tip is an arc surface protruding towards the seat body.

Preferably, the base body and the air guide grid are of an integrated structure.

Preferably, the axial total height of the seat body and the air guide grid is L, and the axial height of the air guide grid is H, wherein

Preferably, a connecting structure is arranged on one side of the base body away from the air guide grid.

According to another aspect of the present application, there is provided an air conditioner including a head assembly as described above.

Preferably, the air conditioner further comprises a base, a transition part and a fan assembly which are sequentially arranged from bottom to top, wherein the top cover assembly is detachably connected to the top end of the fan assembly.

Preferably, the air conditioner further comprises a heat exchanger arranged in the transition part, a flow guide device is arranged in the air duct between the heat exchanger and the fan assembly, the flow guide device comprises a flow guide ring and a rectifying plate arranged in the flow guide ring, the rectifying plate extends along the axial direction of the flow guide ring, two sides of the rectifying plate are connected to the inner wall of the flow guide ring, and the rectifying plate divides the flow guide channel of the flow guide ring into at least two rectifying areas.

The application provides a top cap subassembly, including pedestal and the air guide grid of setting on the pedestal, the air guide grid is the loop configuration, and the inside of air guide grid is provided with the kuppe, and the kuppe is increasing progressively along the direction cross sectional area who keeps away from the pedestal, and the outer peripheral edges of kuppe are connected on the air guide grid, and the unsettled setting of the water conservancy diversion part of kuppe. In the top cover assembly, because the air guide grids are arranged on the base body, air openings can be formed by utilizing grid holes of the air guide grids, the air guide sleeve can be directly arranged on the air guide grids, and the flow guide part of the air guide sleeve is arranged in a suspension mode, so that a driving structure for driving the air guide sleeve to move up and down is not required to be arranged on the flow guide part of the air guide sleeve, the arrangement structure of the air guide sleeve can be simplified, meanwhile, the obstruction of the driving structure to the flow guide structure of the air guide sleeve is avoided, the air guide efficiency of the air guide sleeve is improved, and the air outlet efficiency.

Drawings

Fig. 1 is a schematic perspective view illustrating a deflector of an air conditioner according to an embodiment of the present disclosure;

fig. 2 is a schematic cross-sectional view illustrating a deflector of an air conditioner according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

FIG. 4 is a perspective view of a cap assembly according to an embodiment of the present application;

FIG. 5 is a cross-sectional structural view of a cap assembly of an embodiment of the present application;

fig. 6 is a schematic structural diagram of an air conditioner according to an embodiment of the present application.

The reference numerals are represented as:

1. a flow guide ring; 2. a rectifying plate; 3. a first muffling hole; 4. a first inner cylinder; 5. a first outer barrel; 6. a second inner barrel; 7. a second outer barrel; 8. a transverse baffle; 9. a second muffling hole; 10. a base body; 11. an air guide grid; 12. a pod; 13. an inner concave arc segment; 14. a flow guiding tip; 15. a connecting structure; 16. a base; 17. a transition member; 18. a fan assembly.

Detailed Description

With reference to fig. 1 to 6, according to an embodiment of the present application, the top cover assembly includes a base 10 and an air guide grid 11 disposed on the base 10, the air guide grid 11 is an annular structure, a wind deflector 12 is disposed inside the air guide grid 11, a cross-sectional area of the wind deflector 12 increases along a direction away from the base 10, an outer peripheral edge of the wind deflector 12 is connected to the air guide grid 11, and a wind deflector portion of the wind deflector 12 is disposed in a suspended manner.

In the top cover assembly, because the air guide grid 11 is arranged on the base body 10, the air opening can be formed by utilizing the grid holes of the air guide grid 11, the air guide sleeve 12 can be directly arranged on the air guide grid 11, and the air guide part of the air guide sleeve 12 is arranged in a suspension manner, so that a driving structure for driving the air guide sleeve 12 to move up and down is not required to be arranged on the air guide part of the air guide sleeve 12, the arrangement structure of the air guide sleeve 12 can be simplified, meanwhile, the obstruction of the driving structure to the air guide structure of the air guide sleeve 12 is avoided, the air guide efficiency of the air guide sleeve 12 is improved, and the air.

The axial length of the air guide sleeve 12 is smaller than or equal to the axial length of the air guide grid 11, and the projection of the air guide sleeve 12 on the axial surface is positioned in the range of the projection area of the air guide grid 11 on the axial surface. The axial length of the air guide sleeve 12 is smaller than or equal to the axial length of the air guide grid 11, so that air can be completely blown out from an air port on the air guide grid 11 without being influenced by the base body 10 after being guided by the air guide sleeve 12 during air outlet, and the air outlet efficiency is improved.

The air guide sleeve 12 is a revolving body, and the generatrix of the air guide sleeve 12 is a straight line segment or an inward concave arc segment 13. The air guide sleeve 12 is a rotary body, and the air guide grating 11 is of an annular structure, so that 360-degree circumferential air guide can be realized by the air guide sleeve 12 when air is discharged, 360-degree circumferential air discharge is realized by the air guide grating 11, the air discharge uniformity is improved, and the user use experience is improved. When the air guide grille 11 is used as an air inlet grille, the air guide function of the air guide sleeve 12 can be used for guiding the air flow, so that the flow resistance of the air is reduced, and the air flow efficiency is improved.

When the generating line of kuppe 12 was interior concave arc segment 13, the central angle of interior concave arc segment 13 was α, wherein α is more than or equal to 50 and is less than or equal to 75, the water conservancy diversion structure of kuppe 12 mainly used leads to the air current of influx in the air ware, consequently, the structure that forms the generating line of water conservancy diversion structure main part influences the water conservancy diversion effect of kuppe 12 obviously, set up to above-mentioned size through the generating line central angle with kuppe 12, air outlet resistance or the air inlet resistance when heating when can reducing the air conditioner refrigeration, make the air current more smoothly flow in or flow out in the top cap subassembly, reduce the noise of wind gap department simultaneously.

When kuppe 12's generating line is interior concave arc line section 13, interior concave arc line section 13 extends along the horizontal direction at the tangent line of week side border position, can make the air current along the terminal direction level of the water conservancy diversion of kuppe 12 to diffusion all around when the air-out for the flow area and the distance maximize that flow of air current improve the regulation efficiency and the regulating effect to indoor temperature, promote user's use and experience.

The air guide sleeve 12 has an air guide tip 14 protruding toward the seat body 10, and the air guide tip 14 is a curved surface protruding toward the seat body 10. By arranging the arc-shaped flow guide tip 14, when the air guide grid 11 is used as an air outlet grid, the impact effect of the flow guide cover 12 on incoming flow can be reduced, the flow guide cover 12 has good flow guide and flow distribution effects on the incoming flow at the flow guide tip 14, the flow resistance is reduced, the flow uniformity of the air flow is improved, and the noise of the air flow is reduced.

Preferably, the base 10 and the air guide grille 11 are of an integral structure, so that the processing difficulty can be reduced, the processing efficiency can be improved, the connection strength between the base 10 and the air guide grille 11 can be improved, and the stability of the forming structure of the air guide grille 11 can be ensured.

The axial total height of the base 10 and the air guide grid 11 is L, and the axial height of the air guide grid 11 is H, wherein

Therefore, when the air conditioner is exhausted from the top cover assembly, the air outlet area and the air outlet speed of the air conditioner can be effectively guaranteed, and the working performance of the air conditioner is improved.

The side of the seat body 10 far away from the air guide grid 11 is provided with a connecting structure 15. The connecting structure 15 includes a connecting protruding piece protruding towards one end far away from the air guide grille 11, and a connecting hole is arranged on the connecting protruding piece, so that the connection and fixation between the base body 10 of the top cover assembly and other assemblies are conveniently realized. Meanwhile, the connecting structure 15 can be assembled and disassembled with other components, so that the top cover component can be conveniently replaced and maintained, and the maintenance cost is reduced.

Through the test, when the wind-guiding grid 11 that adopts the top cap subassembly of this application is as the air-out grid, the air velocity of air outlet department can reach 9m/s to can effectively satisfy the air-out wind speed requirement of air conditioner.

According to an embodiment of the present application, an air conditioner includes a head cover assembly, which is the above-described head cover assembly. The above-mentioned air conditioner is preferably a cabinet air conditioner.

The air conditioner also comprises a base 16, a transition part 17 and a fan assembly 18 which are arranged from bottom to top in sequence, wherein the top cover assembly is detachably connected to the top end of the fan assembly 18. Wherein, the transition part 17 is provided with an air port, and a heat exchanger is arranged at the air port.

When the air conditioner refrigerates, under the action of the fan, airflow passes through the heat exchanger in the transition part 17 and the fan assembly 18 and then reaches the top cover assembly, the airflow is guided by the air guide sleeve 12 in the top cover assembly, and the airflow is blown out to the periphery through the air guide grille 11.

When the air conditioner heats, under the action of the fan, the peripheral air flow flows into the air conditioner from the air guide grille 11 of the top cover assembly, and the air guide hood 12 guides the air flow, so that the air flow is finally blown out of the heat exchanger of the transition part 17 after passing through the fan assembly 18.

Be provided with in the fan subassembly 18 and to the axial fan of spiraling, can conveniently realize the adjustment to air current flow direction, and then conveniently realize the regulation to air-out under the last air inlet of air conditioner and air-out on the lower air inlet, reduced the regulation degree of difficulty, improved regulation efficiency, improved the use travelling comfort of air conditioner.

The air conditioner further comprises a heat exchanger arranged in the transition part 17, a flow guide device is arranged in an air channel between the heat exchanger and the fan assembly 18 and comprises a flow guide ring 1 and a rectifying plate 2 arranged in the flow guide ring 1, the rectifying plate 2 extends along the axial direction of the flow guide ring 1, two sides of the rectifying plate 2 are connected to the inner wall of the flow guide ring 1, and the rectifying plate 2 divides a flow guide channel of the flow guide ring 1 into at least two rectifying areas.

The guide ring 1 is positioned between the fan and the heat exchanger and used for guiding the flow of air flow in the internal air channel, on one hand, the air flow flowing through the guide ring 1 is guided and rectified, on the other hand, the air flow flowing through the guide ring 1 can be silenced, the flowing noise of the air flow is reduced, and the flowing efficiency of the air flow is improved. The above-mentioned internal air duct communicates with the first tuyere assembly 24 and the second tuyere assembly 25, respectively.

In this embodiment, the upper edge of the deflector ring 1 extends to the top surface of the base 23, and the lower edge of the deflector ring 1 extends to the end surface of the heat exchanger and corresponds to the inner edge of the heat exchanger.

This guiding device has add cowling panel 2 in water conservancy diversion circle 1, because cowling panel 2 is located water conservancy diversion circle 1 inside, and separate for two at least rectification region through water conservancy diversion circle 1, consequently not only can utilize water conservancy diversion circle 1 itself to carry out the rectification to the air current of water conservancy diversion circle 1 internal circumference side, and also can utilize cowling panel 2 to carry out the rectification to the air current that flows through water conservancy diversion circle 1 and be close to cowling panel 2 region, consequently can carry out the rectification of wider scope and bigger region to the air current that flows through water conservancy diversion circle 1, make the air current homoenergetic of flowing through water conservancy diversion circle 1 effectively rectify, consequently can reduce the air current in the wind channel more greatly and the flow loss that causes in disorder flow, improve the air current flow efficiency, improve the water conservancy diversion effect of water conservancy diversion circle.

The extension line of cowling panel 2 along the axial is the straight line, can guarantee that cowling panel 2 can not take place the bending along the in-process that the axial direction extends, consequently can play more effective rectification effect for the air current homoenergetic that gets into in the water conservancy diversion circle 1 can form regular straight line air current under cowling panel 2's rectification effect, reduces the air current more effectively and flows the produced flow loss of in-process in the wind channel.

The rectifying plate 2 is a straight plate or an arc-shaped plate. In this embodiment, the rectifying plate 2 is a straight plate or an arc-shaped plate, specifically, on the basis that an extension line of the rectifying plate along the axial direction is a straight line, in a cross section perpendicular to the extension line, the rectifying plate is a straight line or an arc line. The rectifying plate formed under the condition can play a linear rectifying role on the airflow in the flowing direction of the airflow regardless of being an arc plate or a straight plate, and both the arc plate and the straight plate can play a good rectifying effect and reduce the flowing resistance of the airflow.

Preferably, there are a plurality of fairing plates 2, and a plurality of fairing plates 2 are parallel or intersect in the baffle 1. The plurality of rectifying plates 2 can divide the internal flow passage of the flow guiding ring 1 into more rectifying areas, so that the flow of gas flowing through each rectifying area is limited, the rectifying plates 2 on the peripheral side of each area have a more obvious rectifying effect on the gas flowing through the area, the gas flow in the center and the peripheral side of the flow guiding ring 1 can be effectively rectified, and a better rectifying effect is achieved.

Preferably, the fairing 2 includes at least two straight plates, wherein two straight plates intersect perpendicularly, and the intersection line is located the central axis of water conservancy diversion circle 1, can guarantee to be located the most central region the air current of being difficult to be rectified by the internal perisporium of water conservancy diversion circle 1, also can be rectified by straight platelike fairing 2 to each region of the water conservancy diversion passageway of water conservancy diversion circle 1 has all been guaranteed to effectively rectify, further improves rectification effect.

In this embodiment, the cowling panels 2 are a plurality of, and a plurality of cowling panels 2 divide into two sets ofly, and each cowling panel 2 in the first group cowling panel 2 is parallel to each other, and each cowling panel 2 in the second group cowling panel 2 is parallel to each other, and first group cowling panel 2 is perpendicular to second group cowling panel 2.

In this embodiment, each group of rectifying plates 2 includes three rectifying plates 2, six rectifying plates 2 in total cooperate with the flow guide ring 1, the flow guide channel of the flow guide ring 1 is divided into 16 rectifying regions, when the fan blows out a rotating and irregular airflow, the airflow flows through the 16 rectifying regions under the guidance of the flow guide ring 1, a regular linear airflow is formed, the effect of a gas rectifier is achieved, and the flow loss caused by the disordered flow of the airflow in the air duct is reduced.

Preferably, the inner peripheral wall of the deflector ring 1 is provided with a first muffling hole 3. Through set up the amortization hole on water conservancy diversion circle 1, can utilize the amortization hole on the water conservancy diversion circle 1 to carry out the amortization to the air current that flows through water conservancy diversion circle 1 to reduce the aerodynamic noise of the air current that flows through water conservancy diversion circle 1.

Preferably, the aperture of the first muffling hole 3 is 0.5-1.5 mm, and in the cross section perpendicular to the central axis, the distance between adjacent first muffling holes 3 is 6mm, so that a microporous muffling cylinder can be formed, which has the muffling characteristics of wide frequency band, small volume and high efficiency, and the aperture size is selected, so that the processing is convenient and the blockage is not easy to occur during the use.

The flow guide ring 1 comprises a first inner cylinder 4 and a first outer cylinder 5, the first inner cylinder 4 is located on the inner peripheral side of the first outer cylinder 5, and a first silencing hole 3 is formed in the first inner cylinder 4. A silencing cavity communicated with the first silencing hole 3 is formed between the first inner cylinder 4 and the first outer cylinder 5, and the silencing cavity can be used for further enhancing the noise reduction effect of the flow guide ring 1.

Preferably, a transverse baffle 8 is further arranged between the first inner cylinder 4 and the first outer cylinder 5, the transverse baffle 8 is arranged along the circumferential direction of the deflector ring 1, and the cavity surrounded by the first inner cylinder 4 and the first outer cylinder 5 is axially divided into at least two parts. Through setting up horizontal baffle 8, can prevent effectively that the sound wave propagation along the axial direction of pipe from taking place in the cavity between first inner tube 4 and the first urceolus 5, further improve amortization noise reduction effect.

Preferably, the thickness of the transverse baffle 8 is 3 mm.

A second inner cylinder 6 is arranged between the first inner cylinder 4 and the first outer cylinder 5, and a first silencing hole 3 is arranged on the second inner cylinder 6.

A second outer cylinder 7 is arranged between the second inner cylinder 6 and the first outer cylinder 5, and a first silencing hole 3 is arranged on the second outer cylinder 7. Through increasing second inner tube 6 and the outer section of thick bamboo 7 of second, and all set up the first bloop 3 that link up on second inner tube 6 and the outer section of thick bamboo 7 of second, can form the multilayer perforating section of thick bamboo to form multilayer amortization noise reduction structure on the section of thick bamboo wall of water conservancy diversion circle 1, play better amortization noise reduction effect.

Preferably, the thickness of the second inner cylinder 6 is greater than the thickness of the second outer cylinder 7. Specifically, in this embodiment, the thickness of the second inner cylinder 6 is 4mm, and the thickness of the second outer cylinder 7 is 2mm, so that the occupation of the cylinder body on the space of the cylinder wall of the flow guiding ring 1 can be reduced, a sound-deadening chamber can be formed more effectively, and the sound-deadening effect can be improved.

In this embodiment, the thickness of the second outer cylinder 7 is smaller than that of the second inner cylinder 6, because the second inner cylinder 6 is closer to the airflow, the effect of the vibration generated when the airflow flows on the second inner cylinder 6 is larger, and if the thickness of the second inner cylinder 6 is too small, the second inner cylinder 6 vibrates along with the airflow, so that the vibration and noise reduction effect of the second inner cylinder 6 on the airflow is reduced.

Preferably, the rectifying plate 2 is provided with a second muffling hole 9.

The rectifying plate 2 is made of sound-absorbing material.

When the airflow flows through the rectifying plate 2, the rectifying plate 2 can not only perform the rectifying function on the airflow, but also perform the silencing function, thereby reducing the airflow flowing loss and the airflow flowing noise.

When the inner wall of the flow guide ring 1 and the rectifying plate 2 are both provided with the silencing holes, the two are combined for silencing, so that the pneumatic noise and the air cavity resonance sound can be greatly reduced.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.

Claims (12)

1. The top cover assembly is characterized by comprising a base body (10) and an air guide grid (11) arranged on the base body (10), wherein the air guide grid (11) is of an annular structure, a flow guide cover (12) is arranged inside the air guide grid (11), the flow guide cover (12) is gradually increased along the direction cross-sectional area far away from the base body (10), the outer peripheral edge of the flow guide cover (12) is connected to the air guide grid (11), and the flow guide part of the flow guide cover (12) is arranged in a suspension mode.

2. The roof assembly according to claim 1, characterized in that the axial length of the air guide hoods (12) is smaller than or equal to the axial length of the air guide grille (11), the projection of the air guide hoods (12) on an axial face lying within the area of the projection of the air guide grille (11) on the axial face.

3. The roof assembly of claim 1, characterized in that the pod (12) is a solid of revolution, the generatrix of the pod (12) being a straight or concave arc segment (13).

4. Roof assembly according to claim 3, characterized in that when the generatrix of the dome (12) is an inner concave arc segment (13), the central angle of the inner concave arc segment (13) is α, wherein 50 ° ≦ α ≦ 75 °.

5. Roof assembly according to claim 3, characterized in that when the generatrix of the dome (12) is an inner concave arc segment (13), the tangent of the inner concave arc segment (13) at the peripheral side edge position extends in the horizontal direction.

6. The canopy assembly of claim 1, wherein the pod (12) has a flow tip (14) projecting toward the seat (10), the flow tip (14) being an arc projecting toward the seat (10).

7. The roof assembly of claim 1, characterized in that the seat body (10) and the air guiding grille (11) are of a one-piece structure.

8. Roof assembly according to claim 1, characterized in that the total axial height of the seat (10) and the air guide grille (11) is L, the axis of the air guide grille (11) beingHas a height H, wherein

9. Roof assembly according to claim 1, characterized in that a side of the seat body (10) facing away from the air guiding grille (11) is provided with a connecting structure (15).

10. An air conditioner comprising a head assembly, wherein the head assembly is as claimed in any one of claims 1 to 9.

11. The air conditioner according to claim 10, further comprising a base (16), a transition member (17) and a fan assembly (18) arranged in sequence from bottom to top, wherein the top cover assembly is detachably connected to the top end of the fan assembly (18).

12. The air conditioner according to claim 11, characterized in that the air conditioner further comprises a heat exchanger arranged in the transition part (17), a flow guide device is arranged in an air duct between the heat exchanger and the fan assembly (18), the flow guide device comprises a flow guide ring (1) and a rectifying plate (2) arranged in the flow guide ring (1), the rectifying plate (2) extends along the axial direction of the flow guide ring (1), two sides of the rectifying plate (2) are connected to the inner wall of the flow guide ring (1), and the rectifying plate (2) divides the flow guide channel of the flow guide ring (1) into at least two rectifying areas.

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