CN211119674U - Machine and air conditioner in air conditioning of reversible air supply - Google Patents
Machine and air conditioner in air conditioning of reversible air supply Download PDFInfo
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- CN211119674U CN211119674U CN201921931599.5U CN201921931599U CN211119674U CN 211119674 U CN211119674 U CN 211119674U CN 201921931599 U CN201921931599 U CN 201921931599U CN 211119674 U CN211119674 U CN 211119674U
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Abstract
The utility model provides a machine and air conditioner in air conditioning of reversible air supply, the machine includes in the air conditioning: the air conditioner comprises a shell, a first air port, a second air port and a counter-rotating fan, wherein an internal air channel is formed inside the shell, one end of the internal air channel is communicated with the first air port, the other end of the internal air channel is communicated with the second air port, and the counter-rotating fan is arranged in the internal air channel; the cross section of the shell is of a polygonal structure, and the second air ports are formed in the lower portion of the shell and are formed in more than two side faces of the shell of the polygonal structure. Through the utility model discloses can realize that the refrigeration in summer realizes air-out on the shower formula, heat winter and realize air-out under the carpet formula, can also improve the air current flow area of air inlet or air-out, can also reduce the air current at the mobile inhomogeneities between counter-rotating fan and heat exchanger, noise reduction.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to machine and air conditioner in air conditioning of reversible air supply.
Background
Most of the existing air-conditioning cabinets are centrifugal cabinets or through-flow cabinets, the air supply mode is single, cold air and hot air are blown out from the same air opening, deflection of the air direction is carried out only by the aid of the air guide mechanism, the air outlet is far away from the ground or a roof, most of the hot air starts to float without reaching the ground in a heating mode, most of the cold air starts to sink without reaching the roof in a cooling mode, the temperature distribution of a room is uneven, the comfort of a user is poor, and the heat exchange time is long. And the air supply area (including air outlet area and air inlet area) of the indoor unit is small, so that large-area air inlet cannot be realized, and the heat exchange effect is low. And the flow nonuniformity of the air flow is caused between the fan and the heat exchanger due to unequal axial flow areas, so that the noise is higher.
Because the air conditioner in the prior art can not realize air outlet in the upper part of refrigeration in summer and air outlet in the lower part of heating in winter, large-area air inlet or outlet can be realized, and the heat exchange effect is improved; meanwhile, the technical problems of flow uniformity, noise reduction and the like of the air flow can be improved, therefore, the utility model discloses an air conditioner indoor unit and an air conditioner with reversible air supply are researched and designed.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the air conditioner among the prior art and can't realize the defect of large tracts of land air inlet or air-out and improvement air current flow homogeneity when realizing air-out, heating air-out down in the refrigeration in summer to an air conditioning indoor set and air conditioner of reversible air supply are provided.
The utility model provides an indoor unit of air conditioning of reversible air supply, it includes:
the air conditioner comprises a shell, a first air port, a second air port and a counter-rotating fan, wherein an internal air channel is formed inside the shell, one end of the internal air channel is communicated with the first air port, the other end of the internal air channel is communicated with the second air port, and the counter-rotating fan is arranged in the internal air channel; the cross section of the shell is of a polygonal structure, and the second air ports are formed in the lower portion of the shell and are formed in more than two side faces of the shell of the polygonal structure.
Preferably, the first and second electrodes are formed of a metal,
the first air opening is arranged at the upper part of the shell, and the first air opening is arranged on more than two side surfaces of the shell with the polygonal structure; during refrigeration, the first air port is an air outlet, and the second air port is an air inlet; when heating, the first air port is an air inlet, and the second air port is an air outlet.
Preferably, the first and second electrodes are formed of a metal,
the cross section of the shell is of a pentagonal or hexagonal structure, the first air openings are formed in the upper parts of five side surfaces or six side surfaces of the shell, or the first air openings are formed in the upper parts of two opposite side surfaces of the shell; and/or the lower parts of five side surfaces or six side surfaces of the shell are provided with the second air openings or the lower parts of two opposite side surfaces of the shell are provided with the second air openings.
Preferably, the first and second electrodes are formed of a metal,
when the cross section of the shell is pentagonal, one side of the shell is a short side, the length of the short side is smaller than the side lengths of all other sides, and the surface where the short side is located is a front panel; when the cross section of the shell is hexagonal, two sides are short sides and are symmetrical, the length of each short side is smaller than that of all other sides, and the surfaces where the short sides are located are a front panel and a rear back panel respectively.
Preferably, the first and second electrodes are formed of a metal,
the contra-rotating fan comprises a first axial flow fan blade and a second axial flow fan blade, the first axial flow fan blade and the second axial flow fan blade are adjacently arranged along the axial direction, and the rotating directions of the first axial flow fan blade and the second axial flow fan blade are opposite; during refrigeration, the first axial flow fan blade rotates towards a first direction, and the second axial flow fan blade rotates towards a second direction, so that airflow is blown to the first air opening from the second air opening; when heating, the first axial flow fan blade rotates towards a second direction, and the second axial flow fan blade rotates towards a first direction, so that air flow is blown to the second air port from the first air port, wherein the first direction is opposite to the second direction.
Preferably, the first and second electrodes are formed of a metal,
the minimum distance between the second axial flow fan blade and the heat exchanger is 120-540 mm; and/or the fan further comprises a first motor and a second motor, wherein the first motor is electrically connected with the first axial flow fan blade to drive the first axial flow fan blade to rotate, and the second motor is electrically connected with the second axial flow fan blade to drive the second axial flow fan blade to rotate.
Preferably, the first and second electrodes are formed of a metal,
the blade numbers of the first axial flow fan blade and the second axial flow fan blade are prime numbers mutually.
Preferably, the first and second electrodes are formed of a metal,
the casing is inside still to be provided with the heat exchanger, just the heat exchanger with still be provided with the water conservancy diversion part between the counter-rotating fan, the axial one end of water conservancy diversion part extend to with the wind channel mouth of heat exchanger meets, the axial other end of water conservancy diversion part extend to with the position that the wind channel axial section width equals of counter-rotating fan.
Preferably, the first and second electrodes are formed of a metal,
the flow guide part is a flow guide ring, the inner surface of the flow guide part is a rotating curved surface which is symmetrical around the axis of the counter-rotating fan, and the profile line of the rotating curved surface along the axial direction is a single circular arc or a plurality of circular arcs.
Preferably, the first and second electrodes are formed of a metal,
the first air opening is positioned at the top end of the internal air duct, and the second air opening is positioned at the lower part of the internal air duct; during refrigeration, the first air port is an air outlet, and the second air port is an air inlet; when heating, the first air port is an air inlet, and the second air port is an air outlet.
Preferably, the first and second electrodes are formed of a metal,
a flow guide top cover is arranged at the position of the first air port, the lower surface of the flow guide top cover is a conical surface, and the flow guide top cover can be lifted to open the first air port and can also be lowered to close the first air port; or the air guide top cover does not move, the air-conditioning indoor unit further comprises an air guide mechanism arranged at the first air opening, and the air guide mechanism or the shell can move to open or close the first air opening; and/or an electrical box I and an electrical box II are arranged inside the bottom of the shell, and the bottom of the shell is also provided with a base in a connected mode.
The utility model also provides an air conditioner, it includes preceding arbitrary the air conditioning indoor set of reversible air supply.
The utility model provides a pair of machine and air conditioner have following beneficial effect in air conditioning of reversible air supply:
1. the utility model discloses a set up the structural style of counter-rotating fan and the setting of first wind gap and second wind gap in the inside wind channel of machine in the air conditioning, can realize going up the air-out from the wind gap that is located the upper portion through counter-rotating fan when refrigeration in summer, realize going down the air-out from the wind gap that is located the lower part through counter-rotating fan when refrigeration in winter, and all set up the structural style of second wind gap on polygonal casing and two above sides, can increase the area of seting up of second wind gap effectively, effectively improve the air current flow area of air inlet or air-out from the casing lower part, thereby promote the heat transfer effect effectively, promote indoor refrigeration or heat-producing comfort level, and through setting up the heat exchanger in the inside wind channel and set up the structural style of water conservancy diversion part between heat exchanger and counter-rotating fan, make the air current that comes out to counter-rotating fan can be guided to the heat exchanger, Or the airflow from the heat exchanger can be completely and uniformly guided to the counter-rotating fan through the guide part, so that uniform guide of upper air outlet and lower air outlet can be realized, the fluid is uniformly diffused or contracted, the flow nonuniformity of the airflow between the counter-rotating fan and the heat exchanger is reduced, a good fluid guiding or guiding effect is provided for the counter-rotating axial flow fan and the heat exchanger, the air volume of the whole machine is improved, and the noise is reduced; the purpose of improving the indoor heat exchange effect can be achieved in summer or winter, the shower type upper air outlet is achieved through cooling in summer, the carpet type lower air outlet is achieved through heating in winter, the functions are achieved, and the comfort level of the indoor human body is greatly improved.
2. The utility model adopts the counter-rotating axial flow fan blade to effectively increase wind pressure, improve wind quantity and realize remote air supply; the conical flow guide top cover is positioned at the top of the air conditioner and consists of a cylinder and a cone, the cylinder structure and the shell form a seal, and the cone structure is used for guiding airflow to flow in or out from the upper air inlet.
Drawings
Fig. 1 is a schematic view of the overall external three-dimensional structure of the reversible air supply air conditioner indoor unit of the present invention;
fig. 2 is a schematic view of the front internal structure of the reversible air supply indoor unit of the air conditioner of the present invention;
fig. 3 is a schematic cross-sectional view of a heat exchanger portion of a reversible blowing air-conditioning indoor unit according to the present invention;
fig. 4 is a schematic perspective view of a flow guide component in the reversible air supply air conditioner indoor unit of the present invention;
FIG. 5 is a schematic view of the air conditioner indoor unit with reversible air supply according to the present invention;
fig. 6 is a schematic view of the principle structure of the reversible air supply air conditioner indoor unit during heating.
The reference numbers in the figures denote:
1. an air conditioner; 1a is a front panel; 1c and 1d are side panels; 2. a housing; 3. an internal air duct; 4. a counter-rotating fan; 4a, a first axial flow fan blade (or called as a first axial flow fan blade); 4b, a second axial flow fan blade (or called axial flow fan blade II); 4c, a first motor (or called as motor I); 4d, a second motor (or called motor two); 5. A heat exchanger; 6. a flow guide member; 10a, an electrical box I; 10b, an electrical box II; 21. a first tuyere; 21a, enabling the upper air inlet to pass through a filter screen assembly; 22. a second tuyere; 22a and a lower air inlet I; 22b and a lower air inlet II; 22c, a filter screen component at the lower air inlet; 22d, a second filter screen component at the lower air inlet; 23. a flow guide top cover; 24. a base.
Detailed Description
As shown in fig. 1-6, the utility model provides a machine in reversible air conditioning, it includes:
the air conditioner comprises a shell 2, a first air port 21, a second air port 22 and a counter-rotating fan 4, wherein an internal air channel 3 is formed inside the shell 2, one end of the internal air channel 3 is communicated with the first air port 21, the other end of the internal air channel 3 is communicated with the second air port 22, and the counter-rotating fan 4 is arranged in the internal air channel 3; the cross section of the casing is of a polygonal structure, and the second air ports 22 are arranged at the lower part of the casing 2 and are arranged on more than two sides of the casing of the polygonal structure.
The utility model discloses a set up the structural style of counter-rotating fan and the setting of first wind gap and second wind gap in the inside wind channel of air conditioning indoor set, can realize going up the air-out from the wind gap that is located the upper portion through counter-rotating fan when refrigerating in summer, realize going down the air-out from the wind gap that is located the lower part through counter-rotating fan when refrigerating in winter, and all set up the structural style of second wind gap through polygonal casing and on two above sides of polygonal casing, can increase the area of seting up of second wind gap effectively, effectively improve the air current flow area of air inlet or air-out from the casing lower part, thereby promote the heat transfer effect effectively, promote indoor refrigeration or heat-producing comfort level; the purpose of improving the indoor heat exchange effect can be achieved in summer or winter, the shower type upper air outlet is achieved through cooling in summer, the carpet type lower air outlet is achieved through heating in winter, the functions are achieved, and the comfort level of the indoor human body is greatly improved.
Preferably, the first and second electrodes are formed of a metal,
the first air port 21 is arranged at the upper part of the shell 2, and the first air port 21 is arranged on more than two side surfaces of the shell with a polygonal structure; during refrigeration, the first air port 21 is an air outlet, and the second air port 22 is an air inlet; when heating, the first air port 21 is an air inlet, and the second air port 22 is an air outlet. The first air port is arranged at the top end of the internal air channel and can be used for air outlet during refrigeration through the first air port, so that refrigeration shower type air supply is formed, the indoor refrigeration air supply area is increased, and the refrigeration comfort level is improved; the air is exhausted through the second air port positioned at the lower part during heating, so that heating carpet type air supply can be formed, the indoor heating air supply area is increased, and the heating comfort level is improved; and through polygonal casing and all set up the structural style in first wind gap on polygonal casing more than two sides, can increase the area of seting up of first wind gap effectively, effectively improve the air current flow area from casing upper portion air inlet or air-out to promote heat transfer effect effectively, promote indoor refrigeration or heat the comfort level.
Preferably, the first and second electrodes are formed of a metal,
the cross section of the shell is of a pentagonal or hexagonal structure, the first air ports 21 are arranged on five side surfaces or six side surfaces of the shell, or the first air ports 21 are arranged on the upper parts of two opposite side surfaces of the shell; and/or the second tuyere 22 is arranged at the lower part of five side surfaces or six side surfaces of the shell or the second tuyere 22 is arranged at the lower parts of two opposite side surfaces of the shell. The shell of the utility model has a further optimized structure, and the area of air outlet or air inlet on the upper part can be increased by arranging five or six sides on the upper part or arranging first air ports on two opposite sides, so that the heat exchange effect is improved; and the second air ports which are arranged on the five or six side surfaces of the lower part or on the two opposite side surfaces can improve the air outlet or inlet area of the lower part, thereby improving the heat exchange effect.
Preferably, the first and second electrodes are formed of a metal,
when the cross section of the shell is pentagonal, one side of the shell is a short side, the length of the short side is smaller than the side lengths of all other sides, and the surface where the short side is located is a front panel; when the cross section of the shell is hexagonal, two sides are short sides and are symmetrical, the length of each short side is smaller than that of all other sides, and the surfaces where the short sides are located are a front panel and a rear back panel respectively. This is the preferred structural style of the utility model discloses a casing, can effectively form its appearance structure, forms the front panel.
Preferably, the first and second electrodes are formed of a metal,
the counter-rotating fan 4 comprises a first axial flow fan blade 4a and a second axial flow fan blade 4b, the first axial flow fan blade 4a and the second axial flow fan blade 4b are adjacently arranged along the axial direction, and the rotating directions of the first axial flow fan blade 4a and the second axial flow fan blade 4b are opposite; during refrigeration, the first axial flow fan blade 4a rotates towards a first direction, and the second axial flow fan blade 4b rotates towards a second direction, so that airflow is blown to the first air opening 21 from the second air opening 22; during heating, the first axial fan blade 4a rotates in a second direction, and the second axial fan blade 4b rotates in a first direction, so that an air flow is blown from the first air opening 21 to the second air opening 22, wherein the first direction is opposite to the second direction. This is the utility model discloses a to cyclone's preferred structural style, can arrange from top to bottom to the fan of difference through two soon, and direction of rotation is opposite, realizes the effect towards the air-out of same direction, improves the air-out ability, makes air-out up when just refrigerating, and the air-out down when heating.
① when the cooling mode is turned on, the indoor air enters from the lower part under the action of the fan, and then passes through the heat exchanger, and goes out from the upper air outlet, so as to realize cooling waterfall type air supply. ② only opens the fan system, turns off the air-conditioning compressor, the indoor air enters from the lower part, passes through the moisture absorption device, and then goes out from the upper part, so as to realize cooling and humidifying of the indoor air, and achieve the effect of energy saving. ③ when the air-conditioning is turned on in the heating mode, the fan is turned over, the indoor air enters from the upper part under the action of the fan, passes through the heat exchanger for heat exchange, then passes through the moisture absorption device (wet film) to complete humidifying, and then goes out from the lower air outlet, so as to realize blanket type air supply during air-conditioning heating, and simultaneously, the relative.
Preferably, the first and second electrodes are formed of a metal,
the minimum distance between the second axial flow fan blade 4b and the heat exchanger 5 is 120-540 mm; and/or the fan further comprises a first motor 4c and a second motor 4d, wherein the first motor 4c is electrically connected with the first axial flow fan blade 4a to drive the first axial flow fan blade 4a to rotate, and the second motor 4d is electrically connected with the second axial flow fan blade 4b to drive the second axial flow fan blade 4b to rotate. The minimum distance between the axial flow fan blade and the heat exchanger can be controlled by setting the minimum distance between the axial flow fan blade and the heat exchanger, the uniformity of airflow is improved, the wind resistance of airflow flowing is reduced, the air supply quantity is increased, the outlet wind speed which can be generated under the condition of the same rotating speed can be maximized, and the heat exchange effect is effectively improved; the device comprises at least two axial flow fans, a first motor, a second motor, a first axial flow fan blade, a second motor and a fan, wherein the at least two axial flow fans are installed in a mirror image mode and are arranged in an air duct up and down, the first motor and the second motor are respectively connected with the first axial flow fan blade and the second axial flow fan blade and are used for providing power and controlling the rotating directions and the rotating speeds of the first axial flow fan blade and the second axial.
Preferably, the first and second electrodes are formed of a metal,
the first axial flow fan blade 4a and the second axial flow fan blade 4b are prime numbers. Further preferably, the number of the blades of the first axial flow fan blade 4a is 4, and the number of the blades of the second axial flow fan blade 4b is 5. The reciprocal prime numbers can generate better flow, avoid resonance and further play a role in improving the air quantity and the air supply distance.
Preferably, the first and second electrodes are formed of a metal,
a heat exchanger 5 is further arranged in the shell 2, and a flow guide component 6 is further arranged between the heat exchanger 5 and the counter-rotating fan 4; one axial end of the flow guide component 6 extends to a position connected with an air duct opening of the heat exchanger 5, and the other axial end of the flow guide component 6 extends to a position equal to the width of an axial section of the air duct of the counter-rotating fan 4. The heat exchanger is arranged in the internal air duct, and the flow guide part is arranged between the heat exchanger and the counter-rotating fan, so that the airflow from the counter-rotating fan can be completely and uniformly guided to the heat exchanger through the flow guide part, or the airflow from the heat exchanger can be completely and uniformly guided to the counter-rotating fan through the flow guide part, the uniform flow guide of the upper air outlet and the lower air outlet can be realized, the uniform diffusion or contraction of fluid is realized, the flow nonuniformity of the airflow between the counter-rotating fan and the heat exchanger is reduced, a good fluid guiding-in or guiding-out effect is provided for the counter-rotating fan and the heat exchanger, the air volume of the whole machine is improved, and the noise is reduced; can make the air current through the heat exchanger can be more completely by the water conservancy diversion to the cyclone and blown off, perhaps make the air current through the cyclone can be more completely by the water conservancy diversion to heat exchanger department and blown off to further effectively improve and carry out even diffusion or contraction action to the convection cell, further reduce the air current in the flow inhomogeneity between cyclone and heat exchanger, further promote the complete machine amount of wind, noise abatement.
Preferably, the first and second electrodes are formed of a metal,
the flow guide part 6 is a flow guide ring, the inner surface of the flow guide part is a rotating curved surface which is symmetrical around the axis of the counter-rotating fan, and the profile molded line of the rotating curved surface along the axial direction is a single arc or a plurality of arc lines, preferably a single arc line. This is the utility model discloses a preferred structural style of water conservancy diversion part, set up it to the rotating surface around the axis symmetry to the rotary fan, can guide the water conservancy diversion with the air current through this rotating surface, because heat exchanger and arrange can cause axial flow area inequality between them in same wind channel with the counter-rotating axial fan usually, and water conservancy diversion part and combination between them, can realize the even water conservancy diversion of air-out and air-out down, carry out even diffusion or shrink to the fluid, reduce the air current and be providing the mobile inhomogeneity between counter-rotating axial fan and heat exchanger, for providing the leading-in or derivation effect of good fluid to counter-rotating axial fan and heat exchanger, promote the complete machine amount of wind, noise reduction.
Preferably, the first and second electrodes are formed of a metal,
a flow guide top cover 23 is arranged at the position of the first air port 21, the lower surface of the flow guide top cover 23 is a conical surface, and the flow guide top cover 23 can be lifted to open the first air port 21 and can also be lowered to close the first air port 21; or the air guide top cover does not move, the air-conditioning indoor unit further comprises an air guide mechanism arranged at the first air opening, and the air guide mechanism or the shell can move to open or close the first air opening; and/or a first electrical box 10a and a second electrical box 10b are arranged inside the bottom of the shell 2, and a base 24 is arranged at the bottom of the shell 2 in a connected manner. Can open the effect of closing through the water conservancy diversion top cap to last wind gap to can play the effect of water conservancy diversion through the toper surface, make the air current towards dispersion air-out all around, realize the increase of air current air-out area, improve indoor comfort level. The conical flow guide top cover structure can play a role in flow guiding and rectifying, so that airflow can flow in or out from the first air opening more easily. The electrical box is used for controlling the running state of the air conditioner and controlling the first motor, the second rotating direction and the rotating speed, and the base 24 is the same as the shell 2 in shape and used for sealing and stabilizing the gravity center of the air conditioner.
The utility model also provides an air conditioner, it includes preceding arbitrary the air conditioning indoor set of reversible air supply.
The first implementation mode comprises the following steps:
in fig. 1, an air conditioner indoor whole machine or an air conditioner 1 comprises a front panel 1a, side panels 1c and 1d and a shell 2, wherein the radial section of the shell is pentagonal, a first air port 21 or an upper air port 21 is formed in the upper end of the shell, the upper air port 21 is located on two adjacent side faces of the front panel and the front panel, 21a is an upper air port filter screen assembly located at the upper air port, a lower air port 22a and a lower air port 22b are formed in the lower end of the shell, the lower air port 22a and the lower air port 22b are located on two adjacent side faces of the front panel, 22c and 22d are respectively a lower air port filter screen assembly and a lower air port filter screen assembly located at the lower air port, 24 is a shell base, 23 in fig. 2 is a flow guide top cover and comprises a flow guide component, the first axial flow fan blade or second axial flow fan blade or second fan blade or axial flow fan blade or axial flow fan blade 4b, the axial flow fan blade or second fan blade or axial flow fan blade or heat exchanger or axial fan blade 4b is driven by motors 4c and the axial flow fan blade or 4b, wherein the axial flow fan blade or the axial flow fan blade 4b is located in the same as the axial flow heat exchanger, the axial flow heat exchanger or the axial flow.
In the refrigeration mode, as shown in fig. 5, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the upper air inlet 21, air flow is sucked from the lower air inlets 22a and 22b, heat is exchanged through the heat exchanger 5, the temperature is reduced, the air flow is blown out from the upper air inlet 21, the filter screen assemblies 22c and 22d work, and the filter screen assembly 21a works or is recycled, so that the room temperature is reduced, and the rapid refrigeration effect is achieved; in the heating mode, as shown in fig. 6, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the lower air ports 22a and 22b, the air flow is sucked from the upper air port 21, heat is exchanged through the heat exchanger 5, the temperature is raised, the air flow is blown out from the lower air ports 22a and 22b, the filter screen assemblies 22c and 22d work or are recovered, and the filter screen assembly 21a works, so that the room temperature is raised, a quick heating effect is achieved, the room temperature is uniformly distributed, and the comfort of a user is good; when the air supply mode is used, a user can select the upper air outlet 21 or the lower air outlets 22a and 22b to output air by himself.
| Operating conditions | Speed of rotation/rpm | Air volume/(m)3/h) |
| Refrigeration working condition | 1400 | 1267 |
| Heating condition | 1400 | 1150 |
The second embodiment:
in fig. 1, an air conditioner indoor whole machine or an air conditioner 1 comprises a front panel 1a, side panels 1c and 1d and a shell 2, wherein the radial section of the shell is pentagonal, a first air port 21 or an upper air port 21 is formed in the upper end of the shell, the upper air port 21 is located on two adjacent side faces of the front panel and the front panel, 21a is an upper air port filter screen assembly located at the upper air port, a lower air port 22a and a lower air port 22b are formed in the lower end of the shell, the lower air port 22a and the lower air port 22b are located on two adjacent side faces of the front panel, 22c and 22d are respectively a lower air port filter screen assembly and a lower air port filter screen assembly located at the lower air port, 24 is a shell base, 23 in fig. 2 is a flow guide top cover and comprises a flow guide component, the first axial flow fan blade or second axial flow fan blade or second fan blade or axial flow fan blade or the axial flow fan blade or second fan blade or the axial flow fan blade or the axial fan blade or the heat exchanger.
In the refrigeration mode, as shown in fig. 5, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the upper air inlet 21, air flow is sucked from the lower air inlets 22a and 22b, heat is exchanged through the heat exchanger 5, the temperature is reduced, the air flow is blown out from the upper air inlet 21, the filter screen assemblies 22c and 22d work, and the filter screen assembly 21a works or is recycled, so that the room temperature is reduced, and the rapid refrigeration effect is achieved; in the heating mode, as shown in fig. 6, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the lower air ports 22a and 22b, the air flow is sucked from the upper air port 21, heat is exchanged through the heat exchanger 5, the temperature is raised, the air flow is blown out from the lower air ports 22a and 22b, the filter screen assemblies 22c and 22d work or are recovered, and the filter screen assembly 21a works, so that the room temperature is raised, a quick heating effect is achieved, the room temperature is uniformly distributed, and the comfort of a user is good; when the air supply mode is used, a user can select the upper air outlet 21 or the lower air outlets 22a and 22b to output air by himself.
| Operating conditions | Speed of rotation/rpm | Air volume/(m)3/h) |
| Refrigeration working condition | 1400 | 1221 |
| Heating technologyIn a state of being immersed in | 1400 | 1101 |
The third embodiment is as follows:
in fig. 1, an air conditioner indoor whole machine or an air conditioner 1 comprises a front panel 1a, side panels 1c and 1d and a shell 2, wherein the radial section of the shell is pentagonal, a first air port 21 or an upper air port 21 is formed in the upper end of the shell, the upper air port 21 is located on two adjacent side faces of the front panel and the front panel, 21a is an upper air port filter screen assembly located at the upper air port, a lower air port 22a and a lower air port 22b are formed in the lower end of the shell, the lower air port 22a and the lower air port 22b are located on two adjacent side faces of the front panel, 22c and 22d are respectively a lower air port filter screen assembly and a lower air port filter screen assembly located at the lower air port, 24 is a shell base, 23 in fig. 2 is a flow guide top cover and comprises a flow guide component, the first axial flow fan blade or second axial flow fan blade or second fan blade or axial flow fan blade or the axial flow fan blade or second fan blade or the axial flow fan blade or the axial fan blade or the heat exchanger.
In the refrigeration mode, as shown in fig. 5, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the upper air inlet 21, air flow is sucked from the lower air inlets 22a and 22b, heat is exchanged through the heat exchanger 5, the temperature is reduced, the air flow is blown out from the upper air inlet 21, the filter screen assemblies 22c and 22d work, and the filter screen assembly 21a works or is recycled, so that the room temperature is reduced, and the rapid refrigeration effect is achieved; in the heating mode, as shown in fig. 6, the electrical box controls the rotation directions of the motors 4c and 4d, so that the first axial flow fan blade 4a and the second axial flow fan blade 4b both supply air to the lower air ports 22a and 22b, the air flow is sucked from the upper air port 21, heat is exchanged through the heat exchanger 5, the temperature is raised, the air flow is blown out from the lower air ports 22a and 22b, the filter screen assemblies 22c and 22d work or are recovered, and the filter screen assembly 21a works, so that the room temperature is raised, a quick heating effect is achieved, the room temperature is uniformly distributed, and the comfort of a user is good; when the air supply mode is used, a user can select the upper air outlet 21 or the lower air outlets 22a and 22b to output air by himself.
The following table respectively shows the air volume data of the refrigeration and heating operation conditions of the embodiment:
| operating conditions | Speed of rotation/rpm | Air volume/(m)3/h) |
| Refrigeration working condition | 1400 | 1292 |
| Heating condition | 1400 | 1256 |
The utility model discloses in, the air conditioner has multiple air supply mode can satisfy the room refrigeration, heats and the different demands of air supply mode, through control to the air supply direction of axial fan soon, realizes cold, hot-blast from different high positions and sees off for the room heat exchange makes room temperature distribution more even, promotes user's travelling comfort. The utility model discloses a protection scope includes but not limited to the shape and the angle parameter of water conservancy diversion part, heat exchanger and disrotatory axial fan's compound mode etc..
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (11)
1. The utility model provides a machine in reversible air conditioning which characterized in that: the method comprises the following steps:
the air conditioner comprises a shell (2), a first air port (21), a second air port (22) and a counter-rotating fan (4), wherein an internal air channel (3) is formed inside the shell (2), one end of the internal air channel (3) is communicated with the first air port (21), the other end of the internal air channel is communicated with the second air port (22), and the counter-rotating fan (4) is arranged in the internal air channel (3); the cross section of the shell is of a polygonal structure, and the second air ports (22) are arranged at the lower part of the shell (2) and are arranged on more than two sides of the shell of the polygonal structure.
2. An indoor unit of an air conditioner with reversible blowing according to claim 1, characterized in that:
the first air opening (21) is arranged at the upper part of the shell (2), and the first air opening (21) is arranged on more than two side surfaces of the shell with a polygonal structure; during refrigeration, the first air port (21) is an air outlet, and the second air port (22) is an air inlet; when heating, the first air opening (21) is an air inlet, and the second air opening (22) is an air outlet.
3. An indoor unit of an air conditioner with reversible blowing according to claim 2, characterized in that:
the cross section of the shell is of a pentagonal or hexagonal structure, the first air ports (21) are arranged on the upper parts of five side surfaces or six side surfaces of the shell, or the first air ports (21) are arranged on the upper parts of two opposite side surfaces of the shell; and/or the lower parts of five sides or six sides of the shell are provided with the second air ports (22) or the lower parts of two opposite sides of the shell are provided with the second air ports (22).
4. An indoor unit of an air conditioner with reversible blowing according to claim 3, characterized in that:
when the cross section of the shell is pentagonal, one side of the shell is a short side, the length of the short side is smaller than the side lengths of all other sides, and the surface where the short side is located is a front panel; when the cross section of the shell is hexagonal, two sides are short sides and are symmetrical, the length of each short side is smaller than that of all other sides, and the surfaces where the short sides are located are a front panel and a rear back panel respectively.
5. An indoor unit of an air conditioner with reversible blowing according to claim 2, characterized in that:
the contra-rotating fan (4) comprises a first axial flow fan blade (4a) and a second axial flow fan blade (4b), the first axial flow fan blade (4a) and the second axial flow fan blade (4b) are adjacently arranged along the axial direction, and the rotating directions of the first axial flow fan blade (4a) and the second axial flow fan blade (4b) are opposite; during refrigeration, the first axial flow fan blade (4a) rotates towards a first direction, and the second axial flow fan blade (4b) rotates towards a second direction, so that air flow is blown to the first air opening (21) from the second air opening (22); during heating, the first axial flow fan blade (4a) rotates towards a second direction, and the second axial flow fan blade (4b) rotates towards a first direction, so that air flow is blown to the second air opening (22) from the first air opening (21), wherein the first direction is opposite to the second direction.
6. An indoor unit of an air conditioner with reversible blowing according to claim 5, characterized in that:
a heat exchanger (5) is further arranged in the shell (2), and the minimum distance between the second axial flow fan blade (4b) and the heat exchanger (5) ranges from 120mm to 540 mm; and/or the second fan also comprises a first motor (4c) and a second motor (4d), wherein the first motor (4c) is electrically connected with the first axial flow fan blade (4a) to drive the first axial flow fan blade (4a) to rotate, and the second motor (4d) is electrically connected with the second axial flow fan blade (4b) to drive the second axial flow fan blade (4b) to rotate.
7. An indoor unit of an air conditioner with reversible blowing according to any one of claims 5 to 6, characterized in that:
the blade numbers of the first axial flow fan blade (4a) and the second axial flow fan blade (4b) are prime numbers.
8. An indoor unit of an air conditioner with reversible blowing according to any one of claims 1 to 5, characterized in that:
the casing (2) inside still is provided with heat exchanger (5), and heat exchanger (5) with still be provided with water conservancy diversion part (6) between to cyclone (4), the axial one end of water conservancy diversion part (6) extend to with the wind channel mouth of heat exchanger (5) meets, the axial other end of water conservancy diversion part (6) extend to with the position that the wind channel axial section width of to cyclone (4) equals.
9. An indoor unit of an air conditioner with reversible blowing according to claim 8, characterized in that:
the flow guide component (6) is of a flow guide ring structure, the inner surface of the flow guide component is a rotating curved surface which is symmetrical around the axis of the counter-rotating fan, and the profile molded line of the rotating curved surface along the axial direction is a single arc molded line or a multi-arc molded line.
10. An indoor unit of an air conditioner with reversible blowing according to any one of claims 1 to 6, characterized in that:
the position of first wind gap (21) is provided with water conservancy diversion top cap (23), the lower surface of water conservancy diversion top cap (23) is the toper surface: the deflector cap (23) can be raised to open the first tuyere (21) and also lowered to close the first tuyere (21); or the air guide top cover does not move, the air-conditioning indoor unit further comprises an air guide mechanism arranged at the first air opening, and the air guide mechanism or the shell can move to open or close the first air opening; and/or a first electrical box (10a) and a second electrical box (10b) are arranged inside the bottom of the shell (2), and a base (24) is also arranged at the bottom of the shell (2) in a connection mode.
11. An air conditioner, characterized in that: an indoor unit of an air conditioner including the reversible blowing of any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921931599.5U CN211119674U (en) | 2019-11-08 | 2019-11-08 | Machine and air conditioner in air conditioning of reversible air supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921931599.5U CN211119674U (en) | 2019-11-08 | 2019-11-08 | Machine and air conditioner in air conditioning of reversible air supply |
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| Publication Number | Publication Date |
|---|---|
| CN211119674U true CN211119674U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921931599.5U Active CN211119674U (en) | 2019-11-08 | 2019-11-08 | Machine and air conditioner in air conditioning of reversible air supply |
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| CN (1) | CN211119674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685929A (en) * | 2021-08-26 | 2021-11-23 | 湖南红橡室内气候技术有限公司 | Humidifying device |
-
2019
- 2019-11-08 CN CN201921931599.5U patent/CN211119674U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685929A (en) * | 2021-08-26 | 2021-11-23 | 湖南红橡室内气候技术有限公司 | Humidifying device |
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