JP6482952B2 - Air outlet grill cover - Google Patents

Description

  The present invention relates to a cover that is provided on an installation surface that extends in a horizontal direction or a substantially horizontal direction in a building and that is attached to a blowout grill that blows conditioned air upward.

  In a configuration in which an air-conditioning blowout grill is attached to an installation surface such as a floor surface in a building, air-conditioning air is blown upward from the blowout grill to perform air conditioning in the building. Here, when air conditioning in the building is not performed, there is a possibility that foreign matters such as dust may enter the air outlet from the air outlet grill. Therefore, a technique for preventing foreign matters such as dust from entering from the outlet of the outlet grill is desired. As a technique for preventing foreign substances from entering, a cover covering a grill exhaust port of a system kitchen is known as described in Patent Document 1. This cover is for preventing oil spilled during cooking from entering the grill exhaust port.

JP 7-217893 A

  However, the technique described in Patent Document 1 relates to a kitchen grill and not an air-conditioning outlet grill. Here, in the air outlet grill for air conditioning, when the air outlet is covered with a cover, there are many factors that cause the cover to be displaced. As this factor, for example, a person passes near the blowout grill, or an object placed near the blowout grill is moved. For this reason, when covering a blower outlet with a cover, the countermeasure which prevents the position shift of the cover is needed.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a cover for the blowout grill that can prevent foreign matter from entering the blowout grill of the blowout grill that blows air-conditioned air upward. It is to provide.

  1st invention is attached to the blower outlet grill which is provided in the installation surface extended in the horizontal direction or the substantially horizontal direction in a building, and blows off conditioned air upwards, and the blower outlet of the said blower outlet grille from the air-conditioned space side The cover is a cover, and the air outlet grille includes a plurality of louvers provided at predetermined intervals on the air outlet, and is inserted into a gap between the louvers so that the installation surface is displaced in the extending direction. It is characterized by comprising a regulation part which regulates.

  The cover of the said invention is provided with the control part which controls the position shift to the direction where the installation surface in which an outlet grill is provided is extended by being inserted in the clearance gap between louvers. For this reason, it can prevent that the cover which covers a blower outlet slip | deviates from a blower outlet. Thereby, it can prevent that a foreign material enters into the inside from the blower outlet of a blower outlet grille.

  In a second aspect of the present invention, the restriction portion is a hook portion that is hooked on the louver.

  According to the hook part of the said invention, a cover can be attached to a louver exactly. For this reason, it can prevent exactly that the cover which covers a blower outlet slip | deviates from a blower outlet.

  According to a third aspect of the present invention, the hook portion includes an extension portion formed by cutting a sheet material and having a width larger than a gap between the louvers.

  In the said invention, the hook part is formed by the notch | incision of a sheet material. And the hook part has an extended part whose width | variety is larger than the clearance gap between louvers. For this reason, in a state where the cover is placed on the blowout grill, the hook is pushed into the gap between the louvers by pushing the hook into the gap between the louvers. At this time, the extension portion is caught by the louver. Thereby, a cover can be attached to a blower outlet grille, and it can prevent a shift to the upper part in addition to a shift of a cover in the horizontal direction. Moreover, according to the said invention, a cover can be attached to a blower outlet grille by the simple method of pushing in a hook part.

  Furthermore, in the said invention, the hook part is formed by the notch | incision of a cover. For this reason, when the cover is transported or stored without being attached to the outlet grill, the cover can be handled as a planar flat member. Thereby, it can avoid that a cover is bulky at the time of storage.

  According to a fourth aspect of the present invention, each louver has a thin plate shape and is provided in a direction in which the plate surface extends in a vertical direction or a direction inclined with respect to the vertical direction, and the hook portion is formed as a cut in the sheet material. The extension part and an arm part on the proximal end side that is folded over the extension part are included, and the arm part is formed so that the extension part can be pushed into the gap between the louvers along the plate surface. It is characterized by that.

  In the said invention, an expansion part can be pushed in the clearance gap between louvers along the plate | board surface of a louver. For this reason, the twist of an arm part at the time of pushing a hook part in the clearance gap between louvers can be suppressed. Thereby, a hook part can be easily pushed into the clearance gap between louvers, and the attachment property of a cover can be improved.

  According to a fifth aspect of the present invention, a pair of cuts that can be inserted into a gap between the louvers by folding from a base end portion are formed as the hook portions in the sheet material, and the pair of cuts are the louvers in a plan view. In the extending direction, the base end portion is arranged outside the sheet, and the folded tip is arranged side by side inside the sheet.

  In the above invention, the hook portion is formed by a pair of cuts arranged in the direction in which the louver extends in a plan view, with the base end portion being the seat outer side and the folded tip being the seat inner side. For this reason, in a state where the cover is placed on the outlet grill, the pair of hook portions formed by the notch are separated from each other by pushing the leading end of the notch into the gap between the louvers. To be spread. Thereby, a hook part can be hooked on each of the both ends vicinity of a louver. Therefore, the cover can be accurately attached to the blowout grill, and the positional displacement of the cover can be prevented more accurately.

  In a sixth aspect of the invention, the restricting portion includes a concave portion that enters a gap between the louvers.

  The restricting portion of the invention includes a recess that enters the gap between the louvers. And a cover is mounted in a blower outlet grille so that a recessed part may enter in the clearance gap between louvers. Thereby, even when a horizontal force acts on the cover, the horizontal movement of the recess is restricted by the louver. Thereby, it can prevent that a cover slip | deviates from a blower outlet grille.

  In a seventh aspect of the present invention, the concave portion has a long shape extending in a direction in which the louver extends in a plan view.

  The recessed part of the said invention is an elongate thing extended along the direction where a louver is extended by planar view. For this reason, in a state where the cover is attached to the outlet grill so that the recess enters the gap between the louvers, the louver extends in a plan view between the installation surface of the outlet grill and the recess. An extending space is formed. Thereby, even when the suction port of the cleaner is located on the upper surface of the cover, air flows to the suction port through a space extending along the direction in which the louver extends in a plan view. Therefore, the suction port of the cleaner can be prevented from being blocked by the cover. Therefore, it becomes difficult for the cover to be sucked up by the vacuum cleaner, and the occurrence of the positional displacement of the cover by the vacuum cleaner can be suppressed.

  In an eighth aspect of the present invention, the cover includes a sound generation unit that generates a sound as the conditioned air passes through the cover in a state where the cover is attached to the outlet grill.

  When air conditioning is not performed for a long time, a cover is attached to the outlet grill by the user. In this case, when the air conditioning is started thereafter, some users forget to remove the cover and the air conditioning may be performed with the cover attached to the outlet grill. In this case, there is a concern that the air conditioner may be overloaded or the cover may be deteriorated.

  In view of this, the cover of the present invention includes a sound generating unit that generates a sound as the conditioned air passes through the cover in a state where the cover is attached to the outlet grill. For this reason, when the air conditioning is started with the cover attached to the outlet grill, the sound generator generates a sound. As a result, the user can be informed that air conditioning is being performed with the cover attached.

The figure which shows the whole building air conditioning system concerning the 1st Embodiment. The perspective view of a blower outlet grille and a cover. The top view of a cover. AA line sectional view of Drawing 3. BB sectional drawing of FIG. The perspective view of the blower outlet grille and cover concerning 2nd Embodiment. Sectional drawing of the blower outlet grille in the state where the cover is attached. The DD sectional view taken on the line of FIG. Sectional drawing of the blower outlet grille of the state in which the cover concerning other embodiment is attached. Sectional drawing of the blower outlet grille of the state in which the cover concerning other embodiment is attached. The top view of the cover concerning other embodiments.

(First embodiment)
Below, 1st Embodiment which actualizes the cover of the blower outlet grill of this invention is described, referring drawings.

  As shown in FIG. 1, the building 10 is provided with a plurality of living rooms 20 and a storage room 21. In the storage room 21, an air conditioning unit (indoor unit) 30 constituting the entire building air conditioning system is installed. The air conditioning unit 30 is connected to an air duct 31 that feeds warm air or cold air to each room 20 in the building 10. In the present embodiment, the air duct 31 is disposed in the underfloor space 22 of the building 10.

  An opening 20b that penetrates the floor plate 20a is formed in the floor plate 20a of each living room 20, and a blowout grill 40 is attached to the opening 20b. The air outlet grill 40 blows out hot air and cold air fed from the air conditioning unit 30 through the air duct 31 upward. Thereby, air conditioning of each living room 20 is performed.

  Then, the structure of the blower outlet grill 40 is demonstrated using FIG. The blower outlet grill 40 includes a grill peripheral edge 40a and a plurality of louvers 40b. The grill peripheral portion 40a has a rectangular frame shape, and is used to attach the outlet grill 40 to the floor plate portion 20a.

  Each of the plurality of louvers 40b is arranged in parallel at equal intervals in a state of being spanned between a pair of long side portions extending in the longitudinal direction of the grill peripheral edge portion 40a. Each louver 40b has a thin plate shape and is provided in a direction extending in the vertical direction. The outlet grill 40 may include a movable louver below each louver 40b.

  Then, the cover 50 attached to the blower outlet grill 40 is demonstrated using FIG.2 and FIG.3.

  The cover 50 is formed of a sheet material and has a rectangular shape. In the present embodiment, the cover 50 is formed of a resin that is a relatively soft material. More specifically, the cover 50 is made of a flexible synthetic resin (for example, polyvinyl chloride). By placing the cover 50 on the outlet grill 40, the entire outlet grill 40 including the grill peripheral edge portion 40a is covered with the cover 50.

  As shown in FIG. 2, a pair of hook portions 51 are formed in the vicinity of both ends in the longitudinal direction of the cover 50. FIG. 3 shows a partially enlarged view of the cover 50 in a state where it is placed on the outlet grill 40. In FIG. 3, only the louver 40b in the vicinity of the hook 51 is indicated by a broken line.

  Each of the pair of hook portions 51 is formed by cutting in a portion of the cover 50 facing the gap between the louvers 40b in a state where the cover 50 is placed on the blower outlet grill 40. The notch has a long shape in which one end is a folded base end and the other end is a free end. The pair of cuts are provided side by side in the direction in which the louver 40b extends in a plan view, with the folded base end on the sheet outer side and the folded tip on the sheet inner side.

  Of each of the pair of long cuts, an arm part 52 is formed by a linear cut 51a on the base end side, and an extension part 53 is formed by a circular cut 51b on the free end side. In the present embodiment, each of the pair of linear cuts 51a has the same length, and extends in a direction parallel to the direction in which the louver 40b is bridged. The linear cut 51a and the arc-shaped cut 51b are continuous. The width of the extended portion 53 is larger than the gap between the louvers 40b. Moreover, the length of the arm part 52 is larger than the length of the louver 40b in the vertical direction.

  Then, the attachment method of the cover 50 to the blower outlet grill 40 is demonstrated using FIG.4 and FIG.5. 4 is a cross-sectional view taken along line AA of FIG. 3 in a state where the hook 51 is pushed into the gap between the louvers 40b, and FIG. 5 is a state where the hook 51 is pushed into the gap between the louvers 40b. FIG. 5 is a sectional view taken along line BB in FIG. 3.

  In a state where the cover 50 is placed on the blower outlet grill 40, the extended portion 53 of the hook portion 51 is pushed into the gap between the louvers 40b with a finger or a bar-like member. Accordingly, each of the pair of hook portions 51 is curved and deformed while being separated from each other, and is pushed into the gap between the louvers 40b while keeping the extended portion 53 along the plate surface of the louvers 40b. Thereby, the expansion part 53 is hooked on the bottom face of the adjacent louver 40b. Thereby, the cover 50 can be attached to the blower outlet grill 40.

  In addition, you may attach the cover 50 to the blower outlet grille 40 not only by the bottom face of the louver 40b but by hooking the expansion part 53 on the side surface of the louver 40b.

  The effect of this embodiment explained in full detail above is demonstrated.

  In a state where the cover 50 is placed on the outlet grill 40, the hook portion 51 is formed by cutting the cover 50. For this reason, when the cover 50 is placed on the outlet grille 40, the extended portion 53 is hooked on the bottom surface of the louver 40b by pushing the hook 51 into the gap between the louvers 40b. Thereby, the cover 50 can be attached to the blower outlet grill 40, and the position shift of the cover 50 to the horizontal direction and upward can be prevented. Therefore, it is possible to prevent foreign matter from entering the air outlet of the air outlet grill 40 during a period when the air conditioning of the living room 20 is not performed.

  Further, according to the present embodiment, the cover 50 can be attached to the outlet grill 40 by a simple method such as pushing the hook portion 51. Therefore, it is possible to reduce the trouble of mounting the outlet grille 40, and even if there are a plurality of outlet grilles 40 in the building 10 as shown in FIG. .

  The hook portion 51 was formed by cutting the cover 50. For this reason, when the cover 50 is transported or stored without being attached to the outlet grille 40, the cover 50 can be handled as a planar flat member. Thereby, it can avoid that the cover 50 is bulky at the time of storage.

  The cuts forming each of the pair of hooks 51 were provided side by side in the direction in which the louver 40b extends in a plan view with the base end of the fold down being the outer side of the sheet and the tip of the fold down being the inner side of the sheet. In each of the pair of cuts, the arm portion 52 was formed by the linear cut 51a on the base end side, and the extended portion 53 was formed by the arc cut 51b on the free end side. For this reason, the extended part 53 can be hooked to each of the edge part vicinity of the cover 50 which opposes. Therefore, the cover 50 can be accurately attached to the outlet grille 40, and the displacement of the cover 50 can be prevented more accurately.

  The arm portion 52 was formed so that the hook portion 51 could be pushed into the gap between the louvers 40b while keeping the extension portion 53 along the plate surface of the louver 40b. For this reason, the twist of the arm part 52 when pushing the hook part 51 into the gap between the louvers 40b can be suppressed. Thereby, the hook part 51 can be easily pushed into the clearance gap between the louvers 40b, and the attachment property of the cover 50 can be improved.

  The cover 50 was made into a sheet shape. For this reason, in the state in which the cover 50 is attached to the blower outlet grill 40, it can be avoided that the cover 50 hinders the passage of people and the arrangement of objects.

(Second Embodiment)
Hereinafter, the second embodiment will be described with reference to the drawings with a focus on differences from the first embodiment. In the present embodiment, the configuration for regulating the positional deviation of the cover is changed. In the present embodiment, the same components as those described in the first embodiment are denoted by the same reference numerals for the sake of convenience.

  FIG. 6 shows a perspective view of the cover 60 and the blowout grill 40 according to the present embodiment, and FIG. 7 shows a CC line in FIG. 6 in a state where the cover 60 is placed on the blowout grill 40. A cross-sectional view is shown. For the sake of convenience, the number of louvers 40b shown in FIG. 7 is shown smaller than the number of louvers 40b shown in FIG.

  The cover 60 according to the present embodiment is formed of a sheet material and has a rectangular shape as in the first embodiment. The cover 60 is made of a synthetic resin that is a relatively soft material. By placing the cover 60 on the outlet grill 40, the entire outlet grill 40 including the grill peripheral edge 40 a is covered with the cover 60.

  As shown in FIG. 7, the cover 60 is formed with a recess 60 a that is recessed toward the gap between the louvers 40 b with respect to the portion of the cover 60 that is placed on the grill peripheral edge 40 a. In this embodiment, the recessed part 60a is formed in the wave shape in the part which opposes each of all the clearance gaps between the adjacent louvers 40b among the covers 60. FIG. The recess 60a has a long shape extending along the direction in which the louver 40b extends in plan view. The cover 60 is attached to the outlet grille 40 by placing the cover 60 on the outlet grille 40 so that the recess 60a enters the gap between the louvers 40b.

  FIG. 8 is a cross-sectional view taken along the line DD of FIG. 7 in a state where the outlet grill 40 is installed on the floor plate portion 20a.

  A space extending along the direction in which the louver 40b extends in a plan view is formed between the grill peripheral edge 40a and the recess 60a. For this reason, even when the suction port of the cleaner 70 is located on the upper surface of the cover 60, air flows to the suction port of the cleaner 70 through the space extending along the direction in which the louver 40b extends. Therefore, the suction port of the cleaner 70 can be prevented from being blocked by the cover 60. Therefore, it becomes difficult for the cover 60 to be sucked up by the cleaner 70, and the occurrence of displacement of the cover 60 by the cleaner 70 can be suppressed.

  The effect of this embodiment explained in full detail above is demonstrated.

  A recess 60 a that enters the gap between the louvers 40 b is formed in the cover 60. Thereby, even when a horizontal force acts on the cover 60, the horizontal movement of the recess 60a is restricted by the louver 40b. Thereby, it can prevent that the cover 60 slip | deviates from the blower outlet grill 40. FIG. Therefore, it is possible to prevent foreign matters from entering the air outlet grill 40 from the air outlet.

  A long recess 60a extending along the direction in which the louver 40b extends was formed in the cover 60. For this reason, even if the suction port of the cleaner 70 is located on the upper surface of the cover 60, the suction port of the cleaner 70 can be prevented from being blocked by the cover 60. Thereby, the cover 60 becomes difficult to be sucked up by the cleaner 70, and the occurrence of the positional displacement of the cover 60 by the cleaner 70 can be suppressed.

  The recess 60a was formed only on one surface of both surfaces of the cover 60. For this reason, in the state in which the cover 60 is attached to the blower outlet grill 40, the cover 60 does not protrude upward. For this reason, it can avoid that the cover 60 obstructs a person's passage and arrangement | positioning of an object.

  The present invention is not limited to the above embodiments, and may be implemented as follows, for example.

  In the second embodiment, the recess 60 a is formed on one surface of the cover 60. In addition to this configuration, as shown in FIG. 9, a convex portion 60 b may be formed between adjacent concave portions 60 a on the other surface of the cover 60. In this case, in a state where the cover 60 is attached to the outlet grille 40 so that the concave portion 60a enters the gap between the louvers 40b, the convex portion 60b corresponds to the portion of the cover 60 placed on the grill peripheral portion 40a. Projecting upward. Since either the concave portion 60a or the convex portion 60b of the cover 60 can enter the gap between the louvers 40b, the cover 60 can be attached to the air outlet grille 40 without worrying about the front and back of the cover 60.

  -In above-mentioned 2nd Embodiment, although the recessed part 60a was formed in the part which opposes all the clearance gaps between the louvers 40b among the covers 60, it is not restricted to this, The part which opposes some clearance gaps between adjacent louvers 40b You may form the recessed part 60a in this.

  In the first embodiment, each louver 40b is provided in a direction extending in the vertical direction, but the present invention is not limited to this. As shown in FIG. 10, each thin plate-like louver 40c may be provided in a direction extending in a direction inclined with respect to the vertical direction. In FIG. 10, the grill peripheral edge 40a has the same configuration as that of the first embodiment. The cover in this case will be described with reference to FIGS.

  The cover 80 is formed of a sheet material and has a rectangular shape as in the first embodiment. The cover 80 is made of a synthetic resin that is a relatively soft material.

  As shown in FIG. 11, the cover 80 has a pair of cuts. The pair of cuts are provided side by side in the direction in which the louver 40c extends in a plan view, with the folded base end on the sheet outer side and the folded tip on the sheet inner side. Of each of the pair of cuts, an arm portion 82 is formed by a linear cut 81a on the base end side, and an extended portion 83 is formed by a circular cut 81b on the free end side. Each of the pair of linear cuts 81a has different lengths and extends in a direction parallel to the direction in which the louver 40b extends in plan view. A hook portion 81 is formed by the arm portion 82 and the extension portion 83.

  Next, a method for attaching the cover 80 will be described. In a state where the cover 80 is placed on the blower outlet grill 40, the extension portion 83 is pushed into the gap between the louvers 40c with a finger or a bar-like member. Thereby, the hook part 81 can be curvedly deformed with reference to the vicinity of the two-dot chain line shown in FIG. Therefore, as shown in FIG. 10, it is possible to push the hooking portion 81 into the gap between the louvers 40c while keeping the expansion portion 83 along the plate surface of the louvers 40c.

  In the first embodiment, when the conditioned air passes through the through-hole formed in the cover 50 by the notch of the hook portion 51 in a state where the cover 50 is attached to the air outlet grill 40, sound is generated from the cover 50. It is good also as the notch | incision shape of the hook part 51 which does. In this case, the user can be informed that air conditioning is being performed with the cover 50 attached. Therefore, it is possible to avoid driving the air conditioning unit 30 for a long period of time with the cover 50 attached.

  In each of the above embodiments, the cover is formed of a relatively soft material, but the present invention is not limited thereto, and may be formed of a relatively hard material such as a metal material. In this case, in a state where the cover is attached to the outlet grill, the cover may be provided with a whistle member that generates sound as conditioned air passes through the cover.

  -You may form in a cover both the hook part demonstrated in the said 1st Embodiment, and the recessed part demonstrated in the said 2nd Embodiment. Specifically, for example, in the direction in which the louvers are arranged in a plan view, hook portions are formed in the vicinity of both ends of the cover, and recesses are formed in portions of the cover that are sandwiched near both ends where the hook portions are formed. That's fine.

  In each of the above embodiments, the part of the cover that is hooked on the louver is formed by a part of the cover, but the present invention is not limited to this, and may be formed by a member other than the cover, such as a hook-shaped member.

  -The shape of the blowout grill is not limited to a rectangular shape, and may be, for example, a circular shape.

  -The installation surface on which the outlet grill is provided is not limited to the floor surface. For example, a window stand or a step such as stairs may be used as the installation surface of the blowout grill.

  40 ... Outlet grill, 40b ... Grill peripheral edge, 40b ... Louver, 50 ... Cover, 51 ... Hook.

Claims (6)

A cover that is provided on an installation surface that extends in a horizontal direction or a substantially horizontal direction in a building and is attached to a blowout grill that blows out conditioned air upward, and covers the blowout port of the blowout grill from the air-conditioned space side,
The air outlet grill includes a plurality of louvers provided at predetermined intervals in the air outlet,
A restriction portion for restricting a positional shift in a direction in which the installation surface extends by being inserted into a gap between the louvers ;
The restricting portion is a hook portion that is hooked to the louver,
The air outlet grille cover according to claim 1, wherein the hook portion includes an extended portion formed by cutting a sheet material and having a width larger than a gap between the louvers . Each of the louvers has a thin plate shape and is provided in a direction in which the plate surface extends in a vertical direction or a direction inclined with respect to the vertical direction,
The hook portion includes the extension portion and an arm portion on the proximal end side that is folded over the extension portion as the cut of the sheet material,
The cover of the blower outlet grill according to claim 1 , wherein the arm portion is formed so that the extension portion can be pushed into a gap between the louvers along the plate surface. As the hook portion, the the sheet material, cut the defeat folded from the base portion of the pair can be inserted into the gap between the louvers are formed,
The pair cuts, the proximal portion in a direction extending said louvers in plan view to the sheet outwardly, according to claim 1 or 2, characterized in that provided the folding defeat tip side by side in the seat inside Air outlet grille cover. The air outlet grille cover according to any one of claims 1 to 3 , wherein the restricting portion includes a concave portion that enters a gap between the louvers. The cover of the blower outlet grill according to claim 4 , wherein the recess has a long shape extending in a direction in which the louver extends in a plan view. In the state attached to the air outlet grill, in any one of claims 1 to 5, characterized in that it comprises a sound generator for generating a sound with that the cover is air-conditioned air passes Cover of the outlet grill as described.

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