JP2009063275A - Air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To eliminate a heat insulating material of a vertical wind direction changing blade, to reduce costs without impairing appearance while maintaining heat insulating performance the same as a conventional one, and to improve recycling efficiency of parts. <P>SOLUTION: The air conditioner is provided with a blow fan 4 arranged in a lower side of a heat exchanger 6, a blowout opening 3 blowing out wind caused by the blow fan 4, and the vertical wind direction changing blade 1 arranged on the blowout opening 3 to change a vertical direction of blown out air. In the vertical wind direction changing blade 1, a box part 1b and a hollowing lid 1a are engaged to form a hollow part 2. Heat insulating performance the same as adhesion of a heat insulating material 12 is maintained in the hollow part 2, and temporary fixing can be carried out by an insertion protrusion 7 and a hole part 8 when engaging the hollowing lid 1a with the box part 1b. By using dope cement, assembly can be carried out with strong adhesive strength, and more easier than adhesion of a conventional heat insulating material 12. Since a solvent of the dope cement volatilizes from the hole part 8, and the dope cement becomes the same as a matrix, the vertical wind direction changing blade 1 can be recycled as it is, an environmental load and costs can be reduced. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a heat insulating structure for an up-and-down air direction changing blade of an air conditioner that performs indoor cooling.

Generally, air conditioner indoor unit air outlets are provided with up / down air direction change blades and left / right air direction change blades to control the direction of cool and warm air, and generally heat insulation is attached to the up / down air direction change blades. In order to prevent dew condensation on the blades (FIG. 5), and a device in which the thickness is changed at the center and both ends of the up-and-down wind direction changing blade as in the patent document (see, for example, Patent Document 1).
JP-A-7-234006

  However, especially in the dew condensation of the up-and-down wind direction change vane composed of a single sheet, the method of sticking the heat insulating material to the back surface of the up-and-down air direction change vane to prevent the dew condensation generated on the vane is poor in design and the heat insulation material In addition to the cost of material and the number of man-hours to be pasted, there is a problem that it is difficult to deal with the environment after disposal, for example, because special foamed polyethylene material is pasted as a heat insulating material, so it is necessary to separate the heat insulating material during recycling. It was. In addition, when changing the wind direction with one sheet, if the thickness of the central part of the up / down air direction change blade is increased and both ends are thinned, sinks occur in the appearance of the support part of the up / down air direction change blade, so the shape of the support part is changed It was necessary to form intricately.

  In order to solve the above-described conventional problems, the vertical airflow direction change blade of the air conditioner of the present invention is formed by engaging a box-shaped box part and a hollow lid to form a hollow part, and the vertical airflow direction of the hollow structure By using the changed blade, it is possible to maintain the heat insulation performance equivalent to that of attaching the heat insulating material.

  The up-and-down airflow direction changing blade of the present invention is inexpensive, has low capital investment cost, is easy to assemble, and can be easily recycled while maintaining heat insulation performance equivalent to the conventional one.

  1st invention is an air conditioner which comprised the ventilation fan, the blower outlet which blows off the wind produced by the said blower fan, and the up-and-down air direction change blade | wing at the said discharge port, Comprising: The said up-and-down air direction change blade | wing is a box part When the hollow lid is engaged with each other to form a box having a hollow portion, a plurality of insertion protrusions are provided on the periphery of the hollow lid, and a hole portion into which the insertion protrusion is inserted is provided in the box portion. It is provided with a plurality of peripheral edges, and can easily attach the hollow lid to the box portion. Also, it uses a dope cement as an adhesive, and the hollow lid and the box during the drying and curing of the adhesive. By the structure of temporarily fixing so that a part does not remove | deviate easily, it adheres reliably and can ensure the stable quality by stronger adhesive strength.

In the second invention, a plurality of insertion protrusions are provided on the periphery of the hollow lid of the first invention, and a plurality of hole portions into which the insertion protrusions are inserted are provided on the periphery of the box portion. It can be easily attached to the box of the lid, and using dope cement as an adhesive, the adhesive strength is strong, and the solvent is likely to volatilize from the hole where the insertion protrusion is inserted, After volatilization, the material is composed of only the same material as the base material, so that recycling can be facilitated.
Further, since no special dedicated equipment is required, the effects of the invention can be obtained with a lower development cost and a shorter development period.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
1 is a front view of an air conditioner according to a first embodiment of the present invention, FIG. 2 is a cross-sectional view taken along line BB of FIG. 1, and FIG. 3 is a cross-sectional view of the main part of the air conditioner (FIG. 2). FIG. 4 is an exploded perspective view of the up and down air direction changing blades of the air conditioner.

  In FIG. 2, the air conditioner body 5 has a blowout port 3 at the lower part of the front surface, and a heat exchanger 6 and a blower fan 4 are attached to the upper side of the blowout port 3. And the blowing port 3 is provided with an up-and-down air direction changing blade 1 having a hollow portion 2 formed therein.

  Next, the structure of the engaging part of the up-and-down wind direction change blade | wing 1 is demonstrated using FIG. As shown in the figure, the up-and-down airflow direction changing blade 1 is configured by engaging a hollow lid 1a formed of the same material and a box portion 1b, and the hollow lid 1a has a projecting wall for sealing on the outer periphery. 9 and a plurality of insertion protrusions 7 on the outer side of the tip thereof, and the box portion 1b is provided with a sealing projection wall 9 on the outer periphery and a plurality of holes 8 on the inner side of the tip. And the insertion protrusion 7 comprises the up-and-down air direction change blade | wing 1 which was fitted by the hole 8 and provided the hollow part 2. FIG.

  The operation and action of the air conditioner configured as described above will be described. During the cooling operation of the air conditioner main body 5, in the operation mode in which the air that has passed through the heat exchanger 6 and is cooled is directed upward by the blower fan 4 at the air outlet 3, A temperature difference arises and the outside of the up-and-down wind direction changing blade 1 is condensed. Therefore, the up-and-down airflow direction changing blade 1 can prevent dew condensation during cooling due to the heat insulating effect of the hollow portion 2 constituted by the hollow lid 1a and the box portion 1b.

  Dope cement is used for assembling the hollow lid 1a and the box portion 1b of the up-and-down air direction changing blade 1, and at this time, a plurality of projection protrusions 9 are provided on the outer periphery of the hollow lid 1a and a plurality of insertion protrusions 7 are provided on the outer sides of the tips. The box portion 1b is provided with a plurality of projecting walls 9 for sealing on the outer periphery and a plurality of hole portions 8 on the inner side of the tip, so that the dope cement can be temporarily fixed when engaged. It is possible to prevent the hollow lid 1a and the box portion 1b from being detached during the drying and curing, and to bond at a certain position, and to ensure a strong quality and a stable quality. Furthermore, by providing a plurality of holes 8 inside the tip of the sealing projection wall 9 on the outer periphery of the box portion 1b, the solvent content of the dope cement easily evaporates from the holes 8 when the dope cement is dried and cured. Curing time can be shortened.

  By the said structure, the heat insulation performance equivalent to heat insulating material sticking can be maintained in the hollow part 2, and cost and a man-hour reduction can be aimed at. In addition, there is no separation work at the time of dismantling, and it can be recycled without trouble, so the environmental load can be reduced.

  The heat insulating structure of the air conditioner according to the present invention is inexpensive, has low capital investment costs and can be easily assembled while maintaining the same heat insulating performance as before, and can also reduce the environmental load. Applicable to equipment and devices.

The front view of the air conditioner in embodiment in this invention BB sectional view of FIG. Cross-sectional view of the main part of the air conditioner (cross-sectional view of part A in FIG. 2) Disassembled perspective view of up and down wind direction change blade of the air conditioner Disassembled perspective view of conventional up / down wind direction change blade

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Up-and-down wind direction change blade 1a Cover for hollow 1b Box part 2 Hollow part 3 Outlet 4 Blower fan 5 Air conditioner main body 6 Heat exchanger 7 Insertion protrusion 8 Hole part 9 Sealing protrusion

Claims (2)

A blower fan, a blowout port that blows out the wind generated by the blower fan, and a vertical wind direction change blade that is disposed in the blowout port and changes the vertical direction of the air, the vertical wind direction change blade includes a box part, In a box-shaped air conditioner having a hollow portion by mutually engaging with a hollow lid, a plurality of insertion protrusions are provided on the inner side or outer side of the peripheral edge of the hollow lid, and the insertion protrusion is further inserted. A plurality of holes are provided on the inside or outside of the periphery of the box part, the protrusions and the hole part are fitted to temporarily fix the box part and the hollow lid, and then the box is added to the solvent. An air conditioner characterized in that the box portion and the hollow lid are joined using a dope cement obtained by melting the same material as the portion and the hollow lid. 2. The structure according to claim 1, wherein the hole portion at the periphery of the box portion is also used as a ventilation hole for volatilizing the solvent and drying and hardening until the dope cement is dry-cured. Air conditioner.