Air-conditioner of construction machinery
First Claim
1. An air-conditioning apparatus for a construction machine, characterized in that comprising:
- a body unit of an the air-conditioning apparatus;
into which heat exchangers for cold air and hot air are incorporated is provided in the body unit, the body unit mounted under the floor of an operator'"'"'s cab and;
ducts which become outlets of air-conditioned air produced by said the body unit are routed under the floor of the operator'"'"'s cab and are taken outpassed through the floor into the inside of the operator'"'"'s cab. cab; and
an opening is provided in the floor surface of the operator'"'"'s cab, with a part of the body unit protruding into the operator'"'"'s cab through the opening.
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Accused Products
Abstract
The object of the present invention is to provide an air-conditioning apparatus so as not to make space in an operator'"'"'s cab narrow and to bring about a comfortable working environment in the operator'"'"'s cab when installing an air-conditioning apparatus in a construction machine. For these purposes it is structured that while the body unit 4 of an air-conditioning apparatus is disposed under the floor surface 9 of the cab 1, cold air and hot air ducts 10L, 10R, 11L, 11R which are connected to the body unit, are routed under the floor of the cab and are taken out into the inside of the cab. In addition, the cold air and hot air outlets 10La, 10Ra, 11La, 11Ra are disposed at both left and right sides at the front part of the cab. Also, by providing two evaporators 6L,6R, air of different temperatures can be blown out through the left and right outlets.
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Citations
19 Claims
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1. An air-conditioning apparatus for a construction machine, characterized in that comprising:
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a body unit of an the air-conditioning apparatus;
into whichheat exchangers for cold air and hot air are incorporated is provided in the body unit, the body unit mounted under the floor of an operator'"'"'s cab and;
ducts which become outlets of air-conditioned air produced by said the body unit are routed under the floor of the operator'"'"'s cab and are taken outpassed through the floor into the inside of the operator'"'"'s cab. cab; and
an opening is provided in the floor surface of the operator'"'"'s cab, with a part of the body unit protruding into the operator'"'"'s cab through the opening. - View Dependent Claims (3, 4)
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2. (Canceled)
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5. A vehicle, comprising:
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an operator cab with a floor plate; and
an air conditioning unit beneath the floor plate and mounted to a lower surface of the floor plate, the air conditioning unit comprising;
a blower unit;
a motor powering the blower unit;
a body unit; and
a duct system extending from the body unit beneath the floor plate substantially along both sides of the operator cab and opening into the operator cab at a front thereof, wherein the floor plate of the operator cab has an opening that receives the motor such that the motor is housed within the operator cabin. - View Dependent Claims (6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An air-conditioner used in a vehicle having a floor plate, the air-conditioner unit comprising:
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a blower unit;
a motor powering the blower unit;
a body unit; and
a duct system extending from the body unit beneath the floor plate substantially along both sides of the operator cab and opening into the operator cab at a front thereof, wherein the floor plate of the operator cab has an opening that receives the motor such that the motor is housed within the operator cabin. - View Dependent Claims (16, 17, 18, 19)
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Specification