CN210638149U - Cabinet type air conditioner indoor unit - Google Patents
Cabinet type air conditioner indoor unit Download PDFInfo
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- CN210638149U CN210638149U CN201921375207.1U CN201921375207U CN210638149U CN 210638149 U CN210638149 U CN 210638149U CN 201921375207 U CN201921375207 U CN 201921375207U CN 210638149 U CN210638149 U CN 210638149U
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Abstract
The utility model belongs to the technical field of air conditioning, the heat transfer effect that aims at solving the evaporimeter of current cabinet air conditioner indoor set is not good to lead to the unsatisfactory problem of refrigeration heating effect of air conditioner. Therefore, the utility model provides an indoor unit of cabinet air conditioner, indoor unit of cabinet air conditioner include the organism, are provided with air intake and first air outlet on the organism, are provided with air supply fan, evaporimeter, water collector and the purification module that disinfects in the organism, and the water collector sets up in the below of evaporimeter, and the purification module that disinfects sets up in air intake department, and the evaporimeter includes the coil pipe, and the coil pipe includes from the center to a plurality of fan-shaped structures of radiation all around, and a plurality of fan-shaped structures distribute in the coplanar along circumference. The refrigerant can be along the coil pipe by the center of evaporimeter to radiation flow all around to the air current that makes the evaporimeter of flowing through can carry out abundant contact with the evaporimeter, thereby can improve the heat transfer effect of evaporimeter, and then can improve the refrigeration effect of heating of air conditioner.
Description
Technical Field
The utility model belongs to the technical field of air conditioning, specifically provide a cabinet air conditioner indoor unit.
Background
As air conditioners are widely used in thousands of households, users have higher and higher requirements on the use performance of the air conditioners. Taking a cabinet air conditioner as an example, generally, under the same condition, the performance of the cabinet air conditioner depends on the heat exchange effect, the heat exchange effect has a direct relationship with the heat exchange area, and the larger the heat exchange area is, the higher the heat exchange effect is generally.
Generally, the structure and the arrangement mode of the evaporator directly determine the size of a heat exchange area and the height of a heat exchange effect. In the existing cabinet air conditioner, the evaporator is usually obliquely arranged in the air conditioner shell or attached to the air inlet, but the arrangement mode causes uneven contact between airflow and the evaporator, thereby causing unsatisfactory heat exchange effect and further influencing the refrigerating and heating effects of the air conditioner.
Therefore, there is a need in the art for a cabinet air conditioning indoor unit that solves the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve above-mentioned problem among the prior art, it is not good promptly for the heat transfer effect of the evaporimeter of solving current cabinet air conditioner indoor set to lead to the unsatisfactory problem of the refrigeration heating effect of air conditioner, the utility model provides an indoor set of cabinet air conditioner, indoor set of cabinet air conditioner includes the organism, be provided with air intake and first air outlet on the organism, be provided with air supply fan, evaporimeter, water collector and the purification module that disinfects in the organism, the water collector set up in the below of evaporimeter, the purification module that disinfects set up in air intake department, the evaporimeter includes the coil pipe, the coil pipe includes a plurality of fan-shaped structures from the center to radiation all around, a plurality of fan-shaped structures are along circumference distribution in the coplanar.
In the above-mentioned preferred technical solution of the cabinet air-conditioner indoor unit, the coil pipe includes a plurality of branch pipes, inlets and outlets of the plurality of branch pipes are respectively connected in parallel, the inner ends of the fan-shaped structures in each branch pipe are connected in series, and the outer end of the fan-shaped structure in each branch pipe is formed into a circular arc or polygonal structure.
In the preferable technical scheme of the cabinet air-conditioner indoor unit, the evaporator comprises a plurality of layers of coil pipes in the vertical direction, inlets and outlets of the plurality of layers of coil pipes are respectively connected in parallel, and an upstream section and a downstream section of one layer of coil pipe in two adjacent layers of coil pipes respectively correspond to a downstream section and an upstream section of the other layer of coil pipe in the vertical direction.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the water receiving disc comprises a circular disc and an annular disc, the circular disc and the annular disc are vertically arranged and are communicated through a drainage tube.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the unit body comprises a cylindrical shell and an annular air outlet structure arranged at the top of the cylindrical shell, the air supply fan, the evaporator and the water pan are all arranged in the cylindrical shell, and the annular air outlet structure is provided with the first air outlet.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the annular air outlet structure comprises an inner annular surface and an outer annular surface, the outer annular surface is sleeved outside the inner annular surface and surrounds the inner annular surface to form an air outlet cavity, the front end of the outer annular surface and the front end of the inner annular surface form the first air outlet, the rear end of the outer annular surface and the rear end of the inner annular surface are connected in a sealing manner, the bottom end of the outer annular surface is further provided with a vent hole, and the air outlet cavity is communicated with the columnar shell through the vent hole.
In the above-mentioned preferred technical solution of the cabinet air-conditioning indoor unit, a second air outlet is further provided on the outer annular surface, the first air outlet is provided with a first flap mechanism, the second air outlet is provided with a second flap mechanism, the first flap mechanism is configured to close or open the first air outlet when acting, and the second flap mechanism is configured to close or open the second air outlet when acting.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the sterilization and purification module is in a cake shape and comprises an HEPA filter layer, a cold catalyst filter layer, a negative ion sterilization lamp and an ion converter, the cold catalyst filter layer is positioned at the top of the cake shape, the HEPA filter layer is positioned at the bottom of the cake shape, the ion converter is positioned at the center of the cake shape, and the negative ion sterilization lamp is annular and surrounds the side face of the ion converter.
In the preferable technical scheme of the cabinet air-conditioning indoor unit, the cabinet air-conditioning indoor unit further comprises a base, and the machine body is rotatably connected with the base.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, a gap is formed between the machine body and the base, and the air inlet is arranged at the bottom of the machine body.
Those skilled in the art can understand that in the preferred technical solution of the present invention, the cabinet air conditioner indoor unit is provided with an air inlet and a first air outlet on the body, the body is provided with an air supply fan, an evaporator, a water pan and a sterilization purification module, the water pan is disposed below the evaporator, the sterilization purification module is disposed at the air inlet, the evaporator includes a coil pipe, the coil pipe includes a plurality of fan-shaped structures radiating from the center to the periphery, and the plurality of fan-shaped structures are distributed in the same plane along the circumferential direction. Set up to a plurality of fan-shaped structures to radiating all around from the center through the coil pipe with the evaporimeter, a plurality of fan-shaped structures distribute in the coplanar along circumference, make the refrigerant can be along the coil pipe by the center of evaporimeter to radiating flow all around, so that the air current of the evaporimeter of flowing through can carry out abundant contact with the evaporimeter, the problem of heat transfer effect one end good end difference when having avoided current evaporimeter to be the S type range, thereby make the heat transfer effect of evaporimeter better, and then make air conditioner refrigeration heating effect also better. And, through removing to set up the purification module that disinfects at the air intake for the indoor set can also effectively carry out circulation to the room air and disinfect the purification when moving, improves the cleanliness of room air, reduces the planktonic granule in the air.
Further, the coil of the evaporator includes a plurality of branch pipes, and inlets and outlets of the plurality of branch pipes are respectively connected in parallel. The coil pipe includes a plurality of branch roads promptly, and the refrigerant can flow independently in every branch pipe, through such setting, can further improve the heat transfer effect of evaporimeter to can further improve the refrigeration effect of heating of air conditioner.
Further, the evaporator comprises a plurality of layers of coil pipes in the vertical direction, inlets and outlets of the plurality of layers of coil pipes are respectively connected in parallel, and the upstream section and the downstream section of one layer of coil pipe in the two adjacent layers of coil pipes respectively correspond to the downstream section and the upstream section of the other layer of coil pipe in the vertical direction. Through setting up the heat transfer area that multilayer coil pipe can improve the evaporimeter to can improve the heat transfer effect of evaporimeter, and, multilayer coil pipe's import and export parallel connection respectively, every layer coil pipe all is a branch road promptly, and the refrigerant flows independently in every layer coil pipe, through such setting, can further improve the heat transfer effect of evaporimeter, thereby can further improve the refrigeration effect of heating of air conditioner. In addition, the upstream section and the downstream section of one layer of coil pipe in the two adjacent layers of coil pipes respectively correspond to the downstream section and the upstream section of the other layer of coil pipe in the vertical direction, so that the heat exchange amount of the refrigerant in the two adjacent layers of coil pipes of the evaporator can be balanced, when airflow flows through the evaporator, the heat exchange is more uniform, and the comfort is better, particularly, as the refrigerant flows in the coil pipes, the energy of the refrigerant can be gradually reduced, taking refrigeration as an example, the temperature of the refrigerant in the upstream section of the coil pipes is lower, namely, the energy of the refrigerant is high, as the refrigerant flows in the coil pipes, the energy exchange is carried out with the airflow flowing through the evaporator, the energy of the refrigerant can be gradually reduced, so that the temperature of the refrigerant in the downstream section of the coil pipes is higher, by making the upstream section of the upper layer of coil pipe correspond to the downstream section of the lower layer of coil pipe in the vertical direction, the downstream section of the upper layer of coil, the refrigerant in the two adjacent layers of coil pipes can be subjected to energy complementation, so that when the airflow flows through the evaporator, the heat exchange is more uniform, and the comfort is better.
Furthermore, the water pan adopts the split type design that the circular plate and the annular plate are arranged up and down, so that the problem that the water pan cannot be arranged below the evaporator when the evaporator is horizontally arranged is ingeniously solved, and the collection of condensed water is realized on the premise of not influencing air inlet.
Further, through setting up annular air-out structure at the top of column shell, the structural first air outlet and the second air outlet that sets up of annular air-out, and first air outlet and second air outlet respectively dispose separation blade mechanism, make the indoor set of cabinet air conditioner possess brand-new air outlet structure and two kinds of air-out forms (injection mode and diffusion mode), the air output is bigger, the air supply region is wide, the range is far away, the user can select the air-out mode based on needs are nimble, traditional cabinet air conditioner product iterative sealed thought has been overturned, promote the development of air conditioner and change.
Further, traditional disinfecting often sets up several shot-light, and this kind of disinfect the regional inhomogeneous, has the blind area, and this application sets to the pie through purifying module that will disinfect, and pie top and bottom set up cold catalyst filter layer and HEPA filter layer respectively, and the center sets up ion converter, encloses on the ion converter and establishes the anion bactericidal lamp for not only novel structure of purifying module that disinfects, the purification that disinfects does not have the dead angle moreover. The negative ions emitted by the ion converter not only have a certain sterilization effect, but also have the effects of resisting oxidation and aging, enhancing the immunity of the human body, enhancing the self-healing capability, promoting the metabolism of the human body, improving the sleep, effectively enhancing the oxygen carrying capability of blood and the like.
Furthermore, the machine body is rotatably connected with the base, so that the cabinet air-conditioning indoor unit can freely rotate when being installed, an optimal installation angle is conveniently found, the installation difficulty is reduced, and the applicability of the cabinet air-conditioning indoor unit is improved.
Further, a gap is formed between the machine body and the base, and the air inlet is formed in the bottom of the machine body, so that the area of the air inlet is larger, the air inlet volume is larger, and the heat exchange effect and the heat exchange efficiency are favorably improved.
Drawings
Fig. 1 is a schematic structural view of a cabinet type air conditioner indoor unit according to a first embodiment of the present invention;
fig. 2A is a schematic structural view of an evaporator according to the present invention;
fig. 2B is a schematic structural view of a first layer coil of the evaporator of the present invention;
fig. 2C is a schematic structural view of a second layer coil of the evaporator of the present invention;
fig. 3A is a cross-sectional view of a first air outlet manner of the annular air outlet structure of the present invention;
fig. 3B is a cross-sectional view of a second air outlet manner of the annular air outlet structure of the present invention;
fig. 4A is a structural diagram of a first embodiment of the water pan of the present invention;
fig. 4B is a structural view of a second embodiment of the water pan of the present invention;
fig. 4C is a top view of the circular plate of the water pan of the present invention;
fig. 4D is a top view of the annular plate of the water pan of the present invention;
fig. 5A is a front sectional view of the sterilization and purification module of the present invention;
fig. 5B is a top view of the sterilization and purification module of the present invention;
fig. 6 is a schematic structural view of a cabinet type air conditioner indoor unit according to a second embodiment of the present invention;
fig. 7 is a schematic structural view of the fresh air module of the present invention;
fig. 8A is a schematic diagram illustrating a first air supply mode of an indoor unit of a cabinet air conditioner according to a second embodiment of the present invention;
fig. 8B is a schematic diagram of a second fresh air mode of the cabinet type air conditioner indoor unit according to the second embodiment of the present invention;
fig. 8C is a schematic diagram of a third air flow mode of the cabinet type air conditioner indoor unit according to the second embodiment of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that the embodiments described below are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "vertical", etc., indicating the directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The problem that the existing evaporator of the cabinet air conditioner indoor unit has poor heat exchange effect based on the background technology, so that the refrigerating and heating effects of the air conditioner are not ideal is solved. The utility model provides an indoor unit of cabinet air conditioner aims at making the air current and the evaporimeter of flowing through can carry out abundant contact to improve the heat transfer effect of evaporimeter, thereby can improve the refrigeration and heating effect of air conditioner.
Example 1
A first embodiment of the cabinet air-conditioning indoor unit according to the present invention will be described in detail with reference to fig. 1 to 6.
Referring to fig. 1, fig. 1 is a schematic structural view of a cabinet type air conditioner indoor unit according to a first embodiment of the present invention.
As shown in fig. 1, the utility model provides an indoor unit of cabinet air conditioner, this indoor unit of cabinet air conditioner includes organism 1, be provided with air intake 111 and first air outlet 123 on the organism 1, first air outlet 123 department is provided with humidification device 2, the purification module 7 that disinfects has set gradually along the air flow direction in the organism 1, water collector 5, evaporimeter 4 and air supply fan 3, water collector 5 sets up the below at evaporimeter 4, the purification module 7 that disinfects sets up in air intake 111 department, evaporimeter 4 includes the coil pipe, the coil pipe includes from a plurality of fan-shaped structures of center to radiation all around, a plurality of fan-shaped structures are along circumference distribution in the coplanar (refer to fig. 2B or fig. 2C).
When the indoor unit of the cabinet air conditioner operates, under the action of the air supply fan 3, airflow enters the machine body 1 from the air inlet 111, flows through the evaporator 4 and exchanges heat with the evaporator 4, and is then discharged from the first air outlet 123, because the coil pipe of the evaporator 4 comprises a plurality of fan-shaped structures radiating from the center to the periphery, and the fan-shaped structures are distributed in the same plane along the circumferential direction, a refrigerant can flow from the center of the evaporator 4 to the periphery along the coil pipe, so that the airflow flowing through the evaporator 4 can be in full contact with the evaporator 4, the problem that one end of the heat exchange effect is poor when the existing evaporator is arranged in an S shape is solved, the heat exchange effect of the evaporator 4 is realized, and the refrigerating and heating effects of the air conditioner are better.
Preferably, the coil pipe includes a plurality of branch pipes, inlets and outlets of the plurality of branch pipes are respectively connected in parallel, the sector structures in each branch pipe are connected in series with each other at inner ends thereof, and outer ends of the sector structures in each branch pipe are formed in a circular arc or polygonal structure. That is, the outer end of each fan-shaped structure can be formed into an arc-shaped structure (the arc-shaped structure shown in fig. 2B) or a polygonal structure (the polygonal structure shown in fig. 2C), and the adjustment and change of the specific shape of the outer end of each fan-shaped structure do not deviate from the principle and scope of the present invention, and should be limited within the protection scope of the present invention. Wherein, the coil pipe can include two branch pipes, three branch pipes or four branch pipes and so on, and this kind of adjustment and change to the concrete quantity of branch pipe does not deviate from the utility model discloses a principle and scope all should be injectd within the utility model discloses a protection within range.
Preferably, the utility model discloses an evaporimeter 4 includes the multilayer coil pipe along vertical direction, and the import and the export of multilayer coil pipe are parallel connection respectively, and the upstream section and the downstream section of one deck coil pipe correspond with the downstream section and the upstream section of another deck coil pipe respectively in vertical direction in adjacent two-layer coil pipe. Can improve evaporator 4's heat transfer area through setting up the multilayer coil pipe to can improve evaporator 4's heat transfer effect, and, multilayer coil pipe's import and export parallel connection respectively, make the refrigerant can both independently flow in every layer of coil pipe, through such setting, can further improve evaporator 4's heat transfer effect. In addition, along with the refrigerant flows in the coil pipe, the energy of refrigerant can reduce gradually, take refrigeration as an example, the refrigerant temperature ratio in the upstream section of coil pipe is lower, namely, the refrigerant energy is high, along with the refrigerant flows in the coil pipe, carry out energy exchange with the air current of the evaporimeter 4 that flows through, the energy of refrigerant can reduce gradually, so the refrigerant temperature ratio in the downstream section of coil pipe is higher, the upstream section through making upper coil pipe and the downstream section of lower floor's coil pipe correspond in vertical direction, the downstream section of upper coil pipe and the upstream section of lower floor's coil pipe correspond in vertical direction, make the refrigerant in the adjacent two layers of coil pipe of evaporimeter 4 can balance the heat transfer volume, thereby when making the air current flow through evaporimeter 4, the heat transfer is more even, the travelling comfort is better. Wherein, evaporimeter 4 can include two-layer coil pipe, three-layer coil pipe or four-layer coil pipe etc. along vertical direction, and this kind is adjusted in a flexible way and is changed and not skew the utility model discloses a principle and scope all should be injectd within the protection scope. The evaporator 4 is specifically described below by taking an example in which it includes two layers of coils in the vertical direction and each layer of coils includes two branch pipes.
As shown in fig. 2A, fig. 2B and fig. 2C, wherein, fig. 2A is the structural schematic diagram of the evaporator of the present invention, fig. 2B is the structural schematic diagram of the first layer coil pipe of the evaporator of the present invention, and fig. 2C is the structural schematic diagram of the second layer coil pipe of the evaporator of the present invention. The arrows in the drawing indicate the flow direction of the refrigerant, the evaporator 4 includes a first layer coil 41 and a second layer coil 42 in a vertical direction, the first layer coil 41 is positioned below the second layer coil 42, the first layer coil 41 includes a first branch tube 411 and a second branch tube 412, an inlet 4111 of the first branch tube 411 and an inlet 4121 of the second branch tube 412 are connected in parallel, an outlet 4112 of the first branch tube 411 and an outlet 4122 of the second branch tube 412 are connected in parallel, the second layer coil 42 includes a third branch tube 421 and a fourth branch tube 422, an inlet 4211 of the third branch tube 421 and an inlet 4221 of the fourth branch tube 422 are connected in parallel, an outlet 4212 of the third branch tube 421 and an outlet 4222 of the fourth branch tube 422 are connected in parallel, the fan-shaped structures in the first branch tube 411 are connected in series to each other at the inner side ends, the fan-shaped structures in the third branch tube 421 are connected in series to each other at the inner side end, the fan-shaped structures in the fourth branch tube 422 are connected in series to each other at the inner side, the refrigerant is divided into four paths after entering the evaporator 4, and enters the first branch pipe 411, the second branch pipe 412, the third branch pipe 421 and the fourth branch pipe 422 respectively, the refrigerant in the first branch pipe 411 and the refrigerant in the second branch pipe 412 both flow counterclockwise, the refrigerant in the third branch pipe 421 and the refrigerant in the fourth branch pipe 422 both flow clockwise, as can be seen from the figure, the upstream section of the first branch pipe 411 corresponds to the downstream section of the third branch pipe 421 in the vertical direction, the downstream section of the first branch pipe 411 corresponds to the upstream section of the third branch pipe 421 in the vertical direction, the upstream section of the second branch pipe 412 corresponds to the downstream section of the fourth branch pipe 422 in the vertical direction, the downstream section of the second branch pipe 412 corresponds to the upstream section of the fourth branch pipe 422 in the vertical direction, energy complementation is performed by the refrigerant in the first layer coil 41 and the refrigerant in the second layer coil 42, so that when the airflow passes through the evaporator, the heat exchange is more uniform, namely the absorbed energy of the airflow in the left front area, the airflow in the right front area, the airflow in the left rear area and the airflow in the right rear area are approximately the same when flowing through the evaporator, and accordingly, the temperatures of the airflows in the four areas are closer, and the comfort is better.
With continued reference to fig. 1, in a possible embodiment, the cabinet air-conditioning indoor unit comprises a body 1 and a base 6, the body 1 being rotatably connected to the base 6. Wherein, organism 1 and base 6 can be connected through ordinary bearing free rotation, perhaps, can have damped swivel connected coupler through rotary damping bearing etc. and connect, etc. and this kind is adjusted in a flexible way and is changed and not skew the utility model discloses a principle and scope all should be injectd within the protection scope. After the connection, a gap is formed between the machine body 1 and the base 6, the air inlet 111 is arranged at the bottom of the machine body 1, and a guide inclined plane is further arranged on one side of the base 6 close to the machine body 1. Organism 1 includes cylindrical shell 11 and sets up in the annular air-out structure 12 at cylindrical shell 11 top, and supreme setting is in proper order in cylindrical shell 11 from the bottom down in water collector 5, evaporimeter 4 and air supply fan 3, and first air outlet 123 is formed on annular air-out structure 12. The air supply fan 3 preferably adopts a digital turbine motor 3 (or called digital motor or digital motor), which is a motor with the characteristics of high rotating speed, strong suction force generation and the like, and the highest rotating speed of the motor is close to 11 ten thousand revolutions per minute and is 4 to 5 times of the rotating speed of the motor of a common fan.
Through with organism 1 and 6 swivelling joint of base, make the utility model discloses a cabinet air-conditioning indoor set can free rotation when the installation, conveniently finds the best installation angle, reduces the installation degree of difficulty, improves the suitability of air-conditioning indoor set. Through forming the clearance between organism 1 and base 6 to set up air intake 111 in the bottom of organism 1, make the area of air intake 111 bigger, the intake is bigger, is favorable to the circulation on a large scale of indoor air, and the improvement of heat transfer effect and heat exchange efficiency. The base 6 is provided with the direction inclined plane, can carry out initial direction to the air inlet, improves the ride comfort of air inlet. Through adopting digital turbine motor 3 as air supply fan 3 for the wind-force of air conditioner is powerful, and the air output is big, satisfies the demand that the user refrigerates fast and heats.
Referring to fig. 1, 3A and 3B, a specific embodiment of the annular air outlet structure will be described. Fig. 3A is a cross-sectional view of a first air outlet manner of the annular air outlet structure of the present invention; fig. 3B is a cross-sectional view of the second air-out mode of the annular air-out structure of the present invention.
As shown in fig. 1, 3A and 3B, the annular air outlet structure 12 includes an inner annular surface 121 and an outer annular surface 122, the outer annular surface 122 is disposed outside the inner annular surface 121 and surrounds the inner annular surface 121 to form an air outlet cavity, a first air outlet 123 is formed at a front end of the outer annular surface 122 (i.e., a right end in fig. 3A) and a front end of the inner annular surface 121 (i.e., a right end in fig. 3A), a second air outlet 124 is formed at a side surface of the outer annular surface 122, and a rear end of the outer annular surface 122 is connected to a rear end of the inner annular surface 121 in a closed manner. The first air outlet 123 is configured with a first blocking mechanism 125, the first blocking mechanism 125 can selectively open or close the first air outlet 123, and similarly, the second air outlet 124 is configured with a second blocking mechanism 126, and the second blocking mechanism 126 can selectively open or close the second air outlet 124. The bottom end of the outer annular surface 122 is further provided with a vent hole (not shown in the figure), and after the annular air outlet structure 12 is fixedly connected to the cylindrical shell 11, the air outlet cavity is communicated with the cylindrical shell 11 through the vent hole. The humidifying device 2 includes a water tank 21 and an atomizer 22, such as an ultrasonic atomizer or an air compression atomizer, disposed in the water tank 21, the water tank 21 is fixedly connected to the bottom of the inner annular surface 121, and the atomizer 22 can atomize the liquid in the water tank 21 into water mist.
It should be noted that, although not specifically shown in the drawings of the present embodiment, the first blocking mechanism 125 and the second blocking mechanism 126 may be implemented in various manners as long as the arrangement manner is capable of effectively controlling the opening and closing of the first air outlet 123 and the second air outlet 124. For example, the first blocking mechanism 125 and/or the second blocking mechanism 126 may be implemented by controlling an annular blocking ring by a linear motor, and the linear motor drives the annular blocking ring to move back and forth in the air outlet cavity to implement opening and closing control of the first air outlet 123 and/or the second air outlet 124; or the linear motor can be replaced by a combination of a rotary motor, a gear rack, a chain and the like. For another example, the first blocking mechanism 125 and/or the second blocking mechanism 126 may achieve opening and closing control of the second air outlet 124 through an electromagnetic adsorption manner, that is, the blocking ring is made of a metal material, an electromagnetic coil is disposed in the air outlet cavity, an elastic element is disposed between the blocking ring and the inner annular surface 121 or the outer annular surface 122, when the electromagnetic coil is powered on, the electromagnetic coil generates magnetic force to attract the blocking ring, and the elastic element stores elastic potential energy, so as to open the first air outlet 123 or the second air outlet 124; when the electromagnetic coil is powered off, the retainer ring returns to the initial position under the action of the elastic piece to close the first air outlet 123 or the second air outlet 124. For another example, one of the first shutter mechanism 125 and the second shutter mechanism 126 may be omitted, and selective opening of any one of the first outlet port 123 and the second outlet port 124 may be achieved only by controlling movement of the one shutter mechanism.
Preferably, an air guiding structure is further disposed on the inner annular surface 121 and/or the outer annular surface 122, and the air guiding structure is configured to gradually reduce the width of the air outlet at the air outlet. For example, the wind guiding structure adopts two arc plates as shown in fig. 3A or 3B, and the arrangement of the two arc plates gradually narrows the outlet widths of the first air outlet 123 and the second air outlet 124, so that when the air flow passes through the air outlet, a venturi effect is generated to accelerate the flow velocity, thereby realizing the spraying effect. When the air is sprayed, negative pressure is generated near the annular air outlet, and the negative pressure can attract air near the annular air outlet to flow together, so that the circulation of indoor air is realized, and the air supply quantity is effectively improved. Of course, the air guiding structure may also be any other arrangement manner as long as the arrangement manner can gradually narrow the air outlet width of the first air outlet 123 and/or the second air outlet 124, and details are not repeated herein.
The annular air outlet structure 12 is arranged at the top of the cylindrical shell 11, the first air outlet 123 and the second air outlet 124 are arranged on the annular air outlet structure 12, and the first air outlet 123 and the second air outlet 124 are respectively provided with the baffle mechanism, so that the air conditioner indoor unit has a brand new air outlet structure and two air outlet modes, namely a spraying mode and a diffusion mode, and a user can flexibly select an air outlet mode based on needs. The spraying mode can realize the spraying air-out effect, the spraying range is far, and the air outlet quantity is larger; the diffusion mode is that the second air outlet 124 supplies air to two sides, the air supply area is wide, airflow can be formed indoors in an encircling mode, and circulation of indoor air is enhanced. In addition, the arrangement of the annular air outlet structure 12 enables the structure of the indoor unit of the air conditioner to be novel, the iterative sealing idea of the traditional cabinet machine product is overturned, and the development and the revolution of the air conditioner are promoted. Through the bottom with water tank 21 fixed connection at interior annular surface 121 for the water smoke after the atomizer 22 atomizing can be directly sent to indoor each corner with the air current mixture of air outlet exhaust, guarantees the humidification effect, with the travelling comfort that improves indoorly.
A specific embodiment of the water pan of the present invention will be described with reference to fig. 4A, 4B, 4C, and 4D. Wherein, fig. 4A is a structural diagram of the first embodiment of the water pan of the present invention; fig. 4B is a structural view of a second embodiment of the water pan of the present invention; fig. 4C is a top view of the circular plate of the water pan of the present invention; fig. 4D is a top view of the ring plate of the water pan of the present invention.
As shown in fig. 4A, 4B, 4C and 4D, the water-receiving tray 5 includes a circular tray 51 and an annular tray 52, which are vertically arranged up and down and are communicated with each other through a draft tube 53. Specifically, in a more preferred embodiment, the circular disk 51 may be disposed above the annular disk 52 in the manner shown in fig. 4A, and there is a certain degree of overlap between the outer edge of the circular disk 51 and the inner edge of the annular disk 52 in the vertical direction. Of course, the circular disk 51 may be disposed below the annular disk 52 in the manner shown in fig. 4B, and there is a certain overlap ratio of the outer edge of the circular disk 51 and the inner edge of the annular disk 52 in the vertical direction.
Referring next to fig. 5A and 5B, a specific embodiment of the sterilization and purification module of the present invention will be described. Wherein, fig. 5A is a front cross-sectional view of the sterilization and purification module of the present invention; fig. 5B is a top view of the sterilization and purification module of the present invention.
As shown in fig. 5A and 5B, the sterilization and purification module 7 is shaped like a pie and includes a HEPA filter layer 71, a cold catalyst filter layer 72, a negative ion sterilization lamp 73 and an ion converter 74, the cold catalyst filter layer 72 is located at the top of the pie, the HEPA filter layer 71 is located at the bottom of the pie, the ion converter 74 is located at the center of the pie, and the negative ion sterilization lamp 73 is provided with a plurality of rings and surrounds the side of the ion converter 74.
The HEPA filter layer 71 comprises three layers (a primary filter layer, a charge layer and an electrostatic dust collection layer), and the removal efficiency of particles with the diameter of less than 0.3 micron can reach more than 99.97%.
The cold catalyst filter layer 72 can perform catalytic reaction at normal temperature, decompose various harmful and odorous gases into harmless and tasteless substances at normal temperature and normal pressure, convert simple physical adsorption into chemical adsorption and decompose while adsorbing, remove harmful gases such as formaldehyde, benzene, xylene, toluene, TVOC and the like, and generate water and carbon dioxide. In the catalytic reaction process, the cold catalyst does not directly participate in the reaction, and the cold catalyst is not changed and lost after the reaction and plays a role for a long time. The cold catalyst is non-toxic, non-corrosive and non-combustible, the reaction product is water and carbon dioxide, no secondary pollution is generated, and the service life of the adsorption material is greatly prolonged.
The ion converter 74 can generate a large amount of negative ions in the electrified state, and researches show that the air contains a proper amount of negative ions, so that the air can efficiently remove dust, sterilize and purify air, and simultaneously can activate oxygen molecules in the air to form oxygen-carrying negative ions, activate air molecules, improve the lung function of a human body, promote metabolism, enhance disease resistance, regulate a central nervous system, and enable the human body to be refreshed and energetic.
The negative ion sterilization spotlight annularly surrounds the side face of the ion converter 74, can irradiate and sterilize the air passing through the sterilization and purification module 7, and can achieve the effects of wide irradiation range and no sterilization dead angle due to the arrangement mode of surrounding the ion converter 74.
It should be noted that, although the above-mentioned embodiment is described in conjunction with the sterilization and purification module 7 including the HEPA filter layer 71, the cold catalyst filter layer 72, the negative ion sterilization lamp 73 and the ion converter 74, one or more of them can be selected by those skilled in the art to be installed in the indoor unit of the cabinet air conditioner as the sterilization and purification module 7 after being recombined for a specific application scenario, and the combination does not deviate from the principle of the present invention, so that the principle should fall within the protection scope of the present invention.
Finally, referring to fig. 1 again, the working principle of the cabinet air-conditioner indoor unit of the present invention is depicted briefly.
As shown in fig. 1, when the cabinet air conditioner indoor unit works, the digital turbine motor 3 rotates to suck indoor air into the cylindrical shell 11 from the air inlet 111 at the bottom of the cylindrical shell 11, and the air is efficiently sterilized and purified by the sterilization and purification module 7, then smoothly flows through the water pan 5 which is separately arranged, and is sent into the air outlet cavity by the digital turbine motor 3 after uniformly exchanging heat with the evaporator 4. The air entering the air outlet cavity is accelerated to be sprayed into the room from the first air outlet 123 or the second air outlet 124, and in the spraying process, the air is mixed with the water mist atomized by the atomizer 22.
It should be noted that although the above embodiments are described with reference to the case where the humidifying device 2 is provided on the cabinet 1, and the sterilization and purification module 7, the water pan 5, the evaporator 4 and the blower fan 3 are provided in the cabinet 1, all of the above features are not essential, and it can be understood by those skilled in the art that the above embodiments may be appropriately omitted to combine with a new embodiment on the premise that the cabinet air conditioner indoor unit can be normally operated. For example, in addition to the above-described embodiments, a new cabinet air conditioner indoor unit may be combined by omitting one or both of the humidifying device 2 and the sterilizing and purifying module 7.
Example 2
A second embodiment of the indoor unit of a cabinet air conditioner according to the present invention will be described with reference to fig. 6 to 8C.
First, referring to fig. 6 and 7, the construction of the cabinet air-conditioning indoor unit will be explained. Fig. 6 is a schematic structural view of a cabinet type air conditioner indoor unit according to a second embodiment of the present invention; fig. 7 is the structure diagram of the fresh air module of the present invention.
As shown in fig. 6 and 7, on the basis of any of the cabinet air-conditioning indoor units of the arrangement forms described in embodiment 1, the cabinet air-conditioning indoor unit is further provided with a fresh air module 8, the fresh air module 8 is arranged below the machine body 1 and connected with the machine body 1, the fresh air module 8 is provided with an air suction port 811 and an air exhaust port 812, the air suction port 811 is communicated with the outside through a pipeline, and the air exhaust port 812 is communicated with the air inlet 111 of the machine body 1.
By arranging the fresh air module 8 on the cabinet air-conditioning indoor unit, outdoor fresh air can be introduced into the cabinet air-conditioning indoor unit during operation, the oxygen content of indoor air is ensured, and the problems of turbidity, poor quality and the like of the indoor air are solved. And can also carry out heat transfer treatment to the new trend after introducing outdoor new trend, reduce the volatility of indoor temperature, improve user experience.
Referring to fig. 6, in a preferred embodiment, the fresh air module 8 is disposed between the machine body 1 and the base 6, and the fresh air module 8 is respectively connected to the machine body 1 and the base 6 in a rotating manner, for example, the fresh air module 8 is respectively connected to the machine body 1 and the base 6 through a common bearing in a free rotation manner, or through a rotary connecting member with damping such as a rotary damping bearing. After the connection, a gap is formed between the machine body 1 and the fresh air module 8, the air outlet 812 is arranged at the top of the fresh air module 8, and the air inlet 111 is arranged at the bottom of the machine body 1.
Through forming the clearance between organism 1 and new trend module 8 to set up air intake 111 in the bottom of organism 1, make air intake 111's area bigger, the intake is bigger, is favorable to improving heat transfer effect and heat exchange efficiency. Through setting up air exit 812 at the top of new trend module 8 for the new trend of air exit 812 exhaust can directly get into and carry out the heat transfer in the organism 1, reduces indoor temperature's volatility, improves user experience. Through with new trend module 8 respectively with organism 1 and 6 swivelling joint of base for the air conditioner when installation organism 1 and new trend module 8 homoenergetic free rotation conveniently find the best installation angle, reduce the installation degree of difficulty, improve the suitability of air conditioner.
Referring to fig. 6 and 7, in a preferred embodiment, the fresh air module 8 includes a cylindrical housing 81, and a fresh air fan 82 and a variable speed driving mechanism 83 disposed in the cylindrical housing 81, and the variable speed driving mechanism 83 is connected to the fresh air fan 82 so as to drive the fresh air fan 82 to rotate at variable speeds. Specifically, the variable-speed driving mechanism 83 includes a driving motor 831, an electric fork 833 and a plurality of gear sets 832 with different gear ratios, driving wheels of the gear sets 832 are fixedly connected to an output shaft of the driving motor 831, driven wheels of the gear sets 832 are fixedly connected to a rotating shaft of the fresh air fan 82, and the electric fork 833 is erected at one of the driving wheels, so that meshing of the gear sets 832 is realized by adjusting the extension length of the fork.
Adjust the rotational speed of new trend fan 82 through set up variable speed actuating mechanism 83 in new trend module 8, the utility model discloses the fresh air's air inlet volume can also be adjusted, multiple air supply mode can be realized to different wind speeds of reunion air supply fan 3, greatly promotes the practicality of air conditioner.
Of course, in addition to the electric fork 833, the switching manner between the different gear sets 832 may be replaced by any other manner by those skilled in the art as long as the manner can smoothly switch the gear sets 832. For example, the meshing of the different gear sets 832 can be achieved by two electric push rods respectively pushing the driving gears to move from two directions. Further, the rotation speed of the fresh air fan 82 can be adjusted in other manners, such as by using a servo motor with adjustable rotation speed to drive the fresh air fan 82 to rotate through the gear set 832.
Referring now to fig. 8A-8C, three different fresh air modes will be described. Fig. 8A is a schematic diagram of a first fresh air mode of a cabinet type air conditioner indoor unit according to a second embodiment of the present invention; fig. 8B is a schematic diagram of a second fresh air mode of the cabinet type air conditioner indoor unit according to the second embodiment of the present invention; fig. 8C is a schematic diagram of a third air flow mode of the cabinet type air conditioner indoor unit according to the second embodiment of the present invention.
As shown in fig. 8A, in the first fresh air mode, the air supply fan 3 operates normally, the fresh air fan 82 operates at a rotation speed lower than that of the air supply fan 3, at this time, the air entering the machine body 1 is divided into two parts, one part is from the fresh air module 8, and the other part is from the indoor air, and the air supply mode can take account of the circulation of the indoor air and the introduction of the fresh air.
As shown in fig. 8B, in the second fresh air mode, the air supply fan 3 operates normally, the fresh air fan 82 operates at a rotating speed approximately equal to that of the air supply fan 3, the air flow entering the machine body 1 at the moment is all outdoor fresh air, and the air supply mode can perform heat exchange treatment on the fresh air while introducing the fresh air, so that the fluctuation of the indoor temperature is reduced.
As shown in fig. 8C, in the third fresh air mode, the air supply fan 3 operates normally, the fresh air fan 82 operates at a higher speed than the air supply fan 3, at this time, a part of outdoor fresh air enters the machine body 1 to participate in heat exchange, and the other part of outdoor fresh air is sent into the room from the gap between the machine body 1 and the fresh air module 8.
It will be appreciated by those of skill in the art that although some embodiments described herein include some but not other features included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims of the present invention, any of the claimed embodiments may be used in any combination.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (10)
1. The indoor unit of the cabinet air conditioner is characterized by comprising a unit body, wherein an air inlet and a first air outlet are formed in the unit body, an air supply fan, an evaporator, a water receiving disc and a sterilization and purification module are arranged in the unit body, the water receiving disc is arranged below the evaporator, the sterilization and purification module is arranged at the air inlet, the evaporator comprises a coil pipe, the coil pipe comprises a plurality of fan-shaped structures radiating from the center to the periphery, and the fan-shaped structures are distributed in the same plane along the circumferential direction.
2. The cabinet air-conditioner indoor unit according to claim 1, wherein the coil pipe includes a plurality of branch pipes, inlets and outlets of the plurality of branch pipes are connected in parallel, respectively, the fan-shaped structures in each branch pipe are connected in series with each other at inner ends thereof, and outer ends of the fan-shaped structures in each branch pipe are formed in a circular arc shape or a polygonal shape.
3. The cabinet air-conditioner indoor unit according to claim 1, wherein the evaporator includes a plurality of layers of the coil pipes in a vertical direction, inlets and outlets of the plurality of layers of the coil pipes are connected in parallel, and an upstream section and a downstream section of one layer of the coil pipes in two adjacent layers of the coil pipes are vertically corresponding to a downstream section and an upstream section of the other layer of the coil pipes.
4. The cabinet air-conditioner indoor unit according to claim 1, wherein the water receiving tray comprises a circular tray and an annular tray, the circular tray and the annular tray are vertically arranged up and down and are communicated with each other through a drainage tube.
5. The cabinet air-conditioning indoor unit of claim 1, wherein the body comprises a cylindrical shell and an annular air outlet structure arranged at the top of the cylindrical shell, the air supply fan, the evaporator and the water pan are all arranged in the cylindrical shell, and the annular air outlet structure is provided with the first air outlet.
6. The indoor unit of a cabinet air conditioner as claimed in claim 5, wherein the annular air outlet structure comprises an inner annular surface and an outer annular surface, the outer annular surface is sleeved outside the inner annular surface and surrounds the inner annular surface to form an air outlet cavity, the first air outlet is formed at the front end of the outer annular surface and the front end of the inner annular surface, the rear end of the outer annular surface is connected with the rear end of the inner annular surface in a sealing manner,
the bottom end of the outer annular surface is also provided with a vent hole, and the air outlet cavity is communicated with the columnar shell through the vent hole.
7. The cabinet air-conditioning indoor unit of claim 6, wherein a second air outlet is further formed in the outer annular surface, the first air outlet is provided with a first shutter mechanism, the second air outlet is provided with a second shutter mechanism, the first shutter mechanism is configured to close or open the first air outlet when actuated, and the second shutter mechanism is configured to close or open the second air outlet when actuated.
8. The cabinet air conditioner indoor unit of claim 1, wherein the sterilizing and purifying module is shaped like a cake and comprises a HEPA filter layer, a cold catalyst filter layer, a negative ion sterilizing lamp and an ion converter, the cold catalyst filter layer is positioned at the top of the cake, the HEPA filter layer is positioned at the bottom of the cake, the ion converter is positioned at the center of the cake, and the negative ion sterilizing lamp is annular and surrounds the side surface of the ion converter.
9. The cabinet air-conditioning indoor unit according to any one of claims 1 to 8, further comprising a base, wherein the body is rotatably connected to the base.
10. The cabinet air conditioner indoor unit of claim 9, wherein a gap is formed between the body and the base, and the air inlet is disposed at a bottom of the body.
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CN110486810A (en) * | 2019-08-22 | 2019-11-22 | 青岛海尔空调器有限总公司 | Cabinet type air conditioner indoor set |
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