JP4884878B2 - Damping structure of elevator air conditioner - Google Patents

Description

  The present invention relates to an elevator air conditioner, and more particularly to a vibration damping structure for an air conditioner installed in a passenger compartment.

2. Description of the Related Art As an elevator car air conditioner, an elevator unit in which an indoor unit and an outdoor unit are arranged in an upper part outside the car is known (for example, see Patent Document 1). In addition to this, there is also known an air conditioning unit that is disposed on a passenger car and includes a blower device that is connected to communicate with the air conditioning unit via a duct (see, for example, Patent Document 2). ). In the car air conditioner disclosed in Patent Document 2, a blowing device is attached between the side plate of the car and the lighting device with a cushion material interposed.
Japanese Patent Laid-Open No. 5-319743 JP 2005-280901 A

  However, when an air conditioning unit or the like is placed on the upper part of the car as in the prior art described above, it is between the ceiling surface of the hoistway and the car upper part when the car is at the uppermost position of the hoistway. In some cases, the dimensions (overhead dimensions) have to be changed. In addition, since it is necessary to save the space above the car at the uppermost position, there are restrictions on the installation of air conditioning units and the like on the car. In addition, since various facilities are mounted on the upper part outside the car, it is problematic in design to additionally arrange an air conditioning unit.

  Therefore, to avoid changing the overhead dimensions, when an air conditioner integrated with an indoor / outdoor unit is installed in the passenger compartment, vibration is transmitted to the side plate of the passenger car and vibration and noise are generated in the passenger car. There was concern.

  An object of the present invention is to provide a vibration damping structure for an elevator air conditioner that can be installed in a car and can suppress vibrations from being transmitted to a side plate.

  The features of the present invention are: an air circulation port formed in a side plate of an elevator car, a mounting fixture insertion port formed in both side plates sandwiching the air circulation port, and a chamber of both side plates sandwiching the air circulation port An outer reinforcing member disposed on the outer surface, an installation bracket fixed to the outer reinforcing member, and a mounting bracket disposed on the interior side surface of the side plates on both sides sandwiching the air circulation port. An elevator air conditioner damping structure comprising a body-shaped air conditioner body and a cover that covers the air conditioner body, wherein the mounting bracket has an arm portion that protrudes toward the passenger compartment with respect to a side plate. The air conditioner main body is provided on the arm portion via a buffer connecting member.

  ADVANTAGE OF THE INVENTION According to this invention, when an air conditioner main body is installed in a passenger car, it can suppress that a vibration is transmitted between an air conditioner main body and a side plate, and it can prevent that malfunctions, such as a noise, generate | occur | produce.

  Hereinafter, details of a vibration damping structure for an elevator air conditioner according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view showing an elevator air conditioner (hereinafter referred to as an air conditioner) 1 attached by applying a vibration damping structure according to an embodiment of the present invention, and shows an interior of a car 2. . In the present embodiment, the air conditioner 1 is installed on the upper part of the side plate 10 of the car 2. In the present embodiment, the air conditioner 1 is arranged on the side plate located on the side of the door, but it may be installed on the back side plate (back plate) facing the door. The air conditioner 1 is an integrated indoor / outdoor unit.

  First, the structure of the air conditioner 1 to which the vibration damping structure of the elevator air conditioner according to the present embodiment is applied will be described. The air conditioner 1 includes air circulation ports 11A and 11B formed in the side plate 10 of the car 2, and mounting fixture insertion ports formed in both side plates 10 sandwiching the air circulation ports 11A and 11B shown in FIG. 2, the outer reinforcing member 20 shown in FIG. 2, the mounting bracket 30 which is disposed on the indoor side surface of the side plate 10 and is fixed to the side plate 10 together with the outer reinforcing member 20, and is fixed to the mounting bracket 30. The integrated air conditioner main body 40 and a cover 50 covering the air conditioner main body 40 are generally configured.

(Side plate)
A reinforcing frame member 13 is provided on the back side of the side plate 10 along the vertical direction. In the present embodiment, the reinforcing frame member 13 is left without being cut in order to ensure strength. For this reason, two separated air circulation ports 11A and 11B are formed leaving the region where the reinforcing frame member 13 is provided. In the present embodiment, the height of the air circulation ports 11A and 11B formed in the side plate 10 is set such that the height from the floor surface of the car 2 to the lower end portion of the cover 50 is 185 cm or more. Has been.

  In the present embodiment, as shown in FIGS. 1 and 3, the mounting fixture insertion port 12 described above has two upper and lower sides on both sides (both sides in the horizontal direction) sandwiching the air circulation port 11A and the air circulation port 11B. There are two openings.

(Outer reinforcement member)
The outer reinforcing member 20 is made of, for example, a U-shaped channel steel having a cross section cut in a direction orthogonal to the longitudinal direction, and the attachment fixture insertion port 12 and the attachment plate portion 21 abutting against the back side of the side plate 10. Corresponding holes (not shown) are formed, and the heads of the bolts 22 are fixed to the accessory plate portion 21 with the tip ends of the bolts 22 projecting from the contact surface to the back surface side of the side plate 10. . For this reason, the outer reinforcing member 20 is positioned on the outer surface of the side plate 10 and the bolt 22 can be immediately inserted into the mounting fixture insertion port 12 so that the workability is good, and the bolt 22 and the outer reinforcing member 20 are in the hoistway. It can suppress falling. In the present embodiment, the bolts 22 are fixed to the accessory plate portion 21, but may not be fixed.

(Mounting bracket)
As shown in FIGS. 2, 4, and 5, the mounting bracket 30 is bent at the plate-shaped mounting portion 31 that is in contact with the indoor surface of the side plate 10 and the upper end of the mounting portion 31. It has the arm part 32 which makes the attachment part 31 and a right angle. The lower end portion of the attachment portion 31 is formed with a cover attachment piece 33 that is bent to the indoor side so as to be substantially parallel to the arm portion 32. The cover mounting piece 33 is formed with a screw hole 33A. A pair of mounting holes 31 </ b> A and 31 </ b> A as bolt insertion holes are opened in the mounting portion 31 at positions corresponding to the bolts 22 of the outer reinforcing member 20. The mounting bracket 30 is securely fixed by passing the bolt 22 of the outer reinforcing member 20 protruding from the side plate 10 through the mounting hole 31A of the mounting portion 31 and screwing the nut 23 into the bolt 22.

  A cover locking piece 34 is provided in the vicinity of the attachment portion 31 on the upper surface of the arm portion 32. A lower portion of the cover locking piece 34 has a portion bent into a U shape for raising the height. A reinforcing piece mounting portion 35 that is bent downward is formed at the tip of the arm portion 32. A reinforcing piece 36 bent in an L shape is fixed so as to cross over an intermediate portion between the reinforcing piece attaching portion 35 and the cover locking piece 34. The reinforcing piece 36 has a reinforcing action to prevent the cover locking piece 34 from wobbling. The mounting portion 31 and the arm portion 32 of the mounting bracket 30 have a reinforcing structure such as a channel material. A pair of mounting holes 32A and 32A are formed in the arm portion 32 at a predetermined interval.

(Air conditioner body)
The air conditioner main body 40 is an integrated air conditioner, and circulates air for heat exchange on the back side facing the side plate 10. On the front surface of the air conditioner main body 40, there are a blow-out port for blowing cooling air to the lower part and an intake port for sucking air in the passenger compartment in the upper part.

  As shown in FIGS. 2, 4, and 5, body-side brackets (hereinafter simply referred to as brackets) 41 made of an L-shaped channel material are fixed along the horizontal direction on both sides of the air conditioner body 40. Has been. As shown in FIG. 4, the horizontal plate portion 42 of the bracket 41 has a pair of mounting holes 42A, 42A at positions corresponding to the mounting holes 32A, 32A formed in the arm portion 32.

  On the back side of the air conditioner main body 40, a filter (not shown) is disposed in an air circulation port (not shown), and as shown in FIG. It arrange | positions so that circulation port 11A, 11B may be surrounded. Note that the width dimension of the packing 48 is set to such an extent that the swinging of the air conditioner body 40 can be absorbed.

(Vibration control structure using buffer connection member)
As shown in FIG. 4, the air conditioner main body 40 can be attached to the mounting bracket 30 by mounting the bracket 41 on the arm portion 32. However, in the vibration damping structure according to the present embodiment, the bracket 41 and the arm are mounted. A buffer connection member 43 is interposed between the portion 32 and the portion 32. The buffer connection member 43 is provided with a buffer member 44 in the middle, and bolts 45 arranged coaxially with each other on both sides of the buffer member 44. The buffer member 44 is formed by sealing a gel-like material (α-gel: registered trademark) having a very soft and unique molecular structure mainly made of silicone with a flexible resin sheet. Use. As shown in FIG. 5, in the buffer connection member 43, the bolt portions 45 on both sides are inserted into the attachment holes 32 </ b> A of the arm portion 32 and the attachment holes 42 </ b> A of the horizontal plate portion 42, and each is fitted with a nut 47 via a washer 46. It is tightened. In the vibration damping structure according to the present embodiment, the buffer member 44 using a gel material is used. However, a member having various buffer functions such as a rubber material and a spring member can be used.

  In the present embodiment, brackets 41 are arranged on both sides of the air conditioner main body 40, preferably at a position where the center of gravity of the air conditioner main body 40 exists or in the vicinity of the side thereof. For this reason, the vibration of the air conditioner main body 40 such as a compressor (not shown) is effectively absorbed by the buffer member 44 of the buffer connection member 43. For this reason, it is possible to prevent the vibration of the air conditioner main body 40 from being transmitted to the side plate 10 via the mounting bracket 30. In particular, vibration can be significantly absorbed by using α-gel (registered trademark) as the buffer member 44 as in the present embodiment.

(cover)
As shown in FIG. 1 and FIG. 2, the cover 50 is a housing that covers other than the back surface of the air conditioner body 40, and a blowout port (not shown) that blows out cooling air provided on the front surface of the air conditioner body 40. And a suction area 51 and an intake area 52 formed by collecting a plurality of holes in an area corresponding to a suction port (not shown).

  As shown in FIG. 2, the cover 50 has an L-shaped hook portion that is hooked on a cover locking piece 34 provided on the upper portion of the mounting bracket 30 at both side positions in the vicinity of the side plate 10 of the upper wall portion 53. 54 is provided. In addition, mounting pieces 56 are provided at both side positions near the side plate 10 of the bottom wall portion of the cover 50 so as to overlap the cover mounting pieces 33 provided at the lower portion of the mounting bracket 30. The attachment piece 56 is formed with a screw hole (not shown) that matches the screw hole 33A formed in the cover attachment piece 33. The cover 50 can be fixed so as not to be detached from the mounting bracket 30 by aligning the screw hole of the mounting piece 56 with the screw hole 33A of the cover mounting piece 33 and screwing the screw 57 together.

  In such an air conditioner 1, the bracket 41 on the air conditioner main body 40 side is coupled to the arm portion 32 of the mounting bracket 30 via the buffer connection member 43, and thus included in the air conditioner main body 40. For example, it is possible to suppress the vibration of the compressor or the like from being transmitted to the car 2. For this reason, the noise from the elevator air conditioner 1 can be reduced. Therefore, by using the vibration damping structure for an elevator air conditioner according to the present embodiment, passengers in the car can use the elevator in a cool and comfortable manner without being bothered by noise.

  In particular, in this embodiment, compared to the conventional case where there is an outlet for cooling air near the ceiling of the car and it is difficult to feel the coolness due to the cooling air, this embodiment is lower than the ceiling. The cooling air blown out from the air conditioner main body 40 provided on the side plate 10 can be directly applied to the passenger. Thus, the coolness when the elevator rides as compared with the conventional case can be realized by applying the vibration damping structure of the elevator air conditioner of the present embodiment.

(Other embodiments)
It should not be understood that the descriptions and drawings which form part of the disclosure of the above-described embodiments limit the present invention. From this disclosure, various alternative embodiments, examples and operational techniques will be apparent to those skilled in the art.

  For example, in the above-described embodiment, the bracket 41 is disposed in the vicinity of the side of the center of gravity of the air conditioner main body 40 at both sides of the air conditioner main body 40 (from the intermediate position of the side portion or from the upper part). Thus, it is also within the scope of the present invention to adopt a configuration in which the air conditioner main body 40 is suspended above the air conditioner main body 40 using the brackets 60 extending to the upper side of both sides of the air conditioner main body 40. . In FIG. 8, the same parts as those in the above-described embodiment are denoted by the same reference numerals.

  Further, as another embodiment of the present invention, as shown in FIG. 9, the bottom portion of the air conditioner main body 40 may be placed on the arm portion 32 of the mounting bracket 30. In this case, a buffer connecting member 43 as shown in FIG. 9 may be interposed between the arm portion 32 and the bottom portion. In addition, when mounting the air conditioner main body 40 in the arm part 32, the member etc. (illustration omitted) which fix the upper part of the air conditioner main body 40 to the side plate 10 are needed.

The perspective view which shows the example of attachment of the air conditioner to which the damping structure of the elevator air conditioner which concerns on embodiment of this invention is applied. Sectional drawing which shows the state which cut | disconnected the cover of the air conditioner to which the vibration damping structure of the elevator air conditioner which concerns on embodiment of this invention was applied vertically. The top view which shows the air circulation port and attachment fixture insertion port which were formed in the side plate, when attaching the air conditioner which applied the vibration suppression structure of the elevator air conditioner which concerns on embodiment of this invention. The disassembled side view except the cover of the air conditioner to which the damping structure of the air conditioner for elevators which concerns on embodiment of this invention was applied. The side view except the cover of the air conditioner to which the vibration suppression structure of the elevator air conditioner which concerns on embodiment of this invention was applied. The front view except the cover of the air conditioner to which the vibration suppression structure of the elevator air conditioner which concerns on embodiment of this invention was applied. The top view except the cover of the air conditioner to which the damping structure of the air conditioner for elevators which concerns on embodiment of this invention was applied. Sectional drawing which shows the state which cut | disconnected vertically the air conditioner cover to which the damping structure of the air conditioner for elevators concerning other embodiment of this invention was applied. Sectional drawing which shows the state which cut | disconnected vertically the air conditioner cover to which the damping structure of the air conditioner for elevators which concerns on other embodiment of this invention was applied.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Air conditioner 10 Side plate 11A, 11B Air distribution port 13 Reinforcement frame member 20 Outer reinforcement member 30 Mounting bracket 31 Mounting part 32 Arm part 33 Cover mounting piece 34 Cover locking piece 40 Air conditioning apparatus main body 41 Bracket 43 Buffering connection member 44 Buffer member 50 Cover

Claims (5)

An air circulation portion formed on a side plate of an elevator car, an attachment fixture insertion portion formed on each side plate sandwiching the air circulation portion, and an outer side of a cab on the side plate sandwiching the air circulation portion An outer reinforcing member disposed on the surface, an attachment bracket disposed on the inner surface of the side plate on both sides of the air circulation portion, and fixed to the outer reinforcing member, and attached to the mounting bracket. An air conditioning device for an elevator comprising the air conditioning device main body,
The mounting bracket includes an arm portion that protrudes toward the passenger compartment with respect to the side plate, and the air conditioner body is provided on the arm portion via a buffer connecting member. Vibration control structure for elevator air conditioners.   2. The elevator air conditioner according to claim 1, wherein the air conditioner main body includes main body side brackets on both sides, and the main body side bracket is provided on the arm portion via the buffer connection member. Vibration control structure.   The vibration damping structure for an elevator air conditioner according to claim 2, wherein the main body side bracket is provided on both upper portions of the air conditioner main body.   3. The vibration damping structure for an elevator air conditioner according to claim 2, wherein the main body side bracket is disposed on both sides of the air conditioner main body and in the vicinity of a height where the center of gravity of the air conditioner main body is located. The vibration damping structure for an elevator air conditioner according to claim 1, wherein the buffer connection member is disposed between a bottom portion of the air conditioner main body and the arm portion.

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