JP2007161019A - Air-conditioner unit mounting structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an air-conditioner unit mounting structure capable of easily performing the mounting work of an air-conditioner unit and the connection work of a wiring connector, and enhancing the assembly work efficiency. <P>SOLUTION: In the mounting structure of an air-conditioner unit 1, the air-conditioner unit 1 comprising an air fan 2, a control component 25, an evaporator 3, a cooler piping 31, a cooler air feed port 32, a heater core 4, a heater piping 41, a heater air feed port 42 and a mounting unit 5 is mounted on a rear portion of a main body 8 of a vehicle. Wiring connectors 251A, 251B for wiring an electronic control device are arranged on the control component 25. The mounting unit 5, and the wiring connectors 251A, 251B are arranged in an external-vehicle operable area 801 in which a worker can perform the operation without mounting inside a main body 8 from a rear opening part 81 in the main body 8. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an attachment structure in which an air conditioner unit is attached to a rear portion of a main body of a vehicle.

For example, in a large passenger car such as a one-box car, an air conditioner unit is mounted on the rear part of the main body of the vehicle in order to air-condition the rear seat of the vehicle.
In this air conditioner unit, air conditioner cooler air or heater air is created and blown into the vehicle via the cooler duct or heater duct, respectively. Further, the air conditioner unit is attached to the main body by a fixing tool such as a bolt arranged in an attachment portion provided on the air conditioner unit.

  For example, in a rear seat air conditioner of Patent Document 1, a rear cooler unit is disposed at the rear of a body inner panel, and conditioned air is blown from the rear cooler unit to ducts provided on the left and right sides of the vehicle. . Similarly, in the vehicle air-conditioning duct structure of Patent Document 2, air-conditioning air is blown into the vehicle through a duct from an air-conditioning unit provided at the rear of the vehicle.

However, in the conventional air conditioner unit, no contrivance has been made with respect to the arrangement position of the attachment portion when attaching this to the vehicle. Therefore, in order to attach the air conditioner unit to the main body of the vehicle, it is necessary for an operator to get on the main body and work.
Further, when the air conditioner unit is attached to the vehicle, it is necessary to perform wiring of control components used for controlling the air conditioner unit. However, in the conventional air conditioner unit, no contrivance is made with respect to the arrangement position of the wiring connector of the control component used in the air conditioner unit. Therefore, when connecting the wiring connector to the connector connecting portion side of the wire harness pulled out from the control device, it is necessary for the operator to get on the vehicle in the main body and work.

JP-A-9-118121 Japanese Patent Laid-Open No. 11-301245

  The present invention has been made in view of the above-described conventional problems, and is an air conditioner unit that can easily perform an air conditioner unit mounting operation and a wiring connector connecting operation, and can improve assembly workability. An attachment structure is to be provided.

The present invention is an attachment structure in which an air conditioner unit is attached to a rear portion of a main body of a vehicle.
The air conditioning unit includes a blower fan that is rotationally driven by a fan motor;
Control components used for controlling the fan motor;
Cooler piping that delivers refrigerant to and from the engine room,
An evaporator that uses the refrigerant received from the cooler piping and cools the air sent from the blower fan to produce cooler air for blowing;
A cooler air blower opening for blowing the blower air into the vehicle;
Heater piping for delivering warming / cooling water to / from the engine room,
A heater core that uses the heated cooling water received from the heater pipe and heats the air sent from the blower fan or the blower cooler air sent from the evaporator to produce the blower heater air,
A heater air blower opening for blowing the blower heater air into the vehicle;
A mounting portion for mounting the air conditioner unit to the main body with a fixture;
The control component is provided with a wiring connector and a wire harness for wiring to the electronic control device,
On the other hand, the main body has a rear opening that is opened and closed by a back door at the rear of the vehicle.
The mounting portion and the wiring connector are disposed in a vehicle exterior operable region where an operator can operate from the rear opening of the main body without getting into the vehicle of the main body. The air-conditioner unit mounting structure is characterized in claim 1.

The mounting structure of the air conditioner unit of the present invention improves the assembly workability when mounting the air conditioner unit to the main body by devising the mounting position of the mounting portion and the wiring connector in the air conditioner unit. .
The air conditioner unit of the present invention integrally includes the fan motor, the blower fan, the control component, the evaporator, the cooler piping, the heater core, the heater piping, and the like, and is configured to perform air conditioning of the cooling and heating in the vehicle.

  Then, when cooling the inside of the vehicle, the blower fan is rotationally driven by operating the fan motor by controlling the control component according to a command from the electronic control device, and air is blown to the evaporator. In the evaporator, using the refrigerant received from the engine room via the cooler piping, the air sent from the blower fan is cooled to produce blower cooler air. Thus, the blower cooler air is blown into the vehicle by passing through the cooler air blowing port by the blower fan, so that the vehicle can be cooled.

  On the other hand, when heating the interior of the vehicle, the blower fan is rotationally driven in the same manner as described above to blow air to the evaporator or the heater core. In the heater core, the heated cooling water received from the engine room via the heater pipe is used to heat the air sent from the blower fan or the blower cooler air sent from the evaporator to produce the blower heater air. Thus, the blower heater air passes through the heater air blowing port by the blower fan and is blown into the vehicle, thereby heating the vehicle.

  In the air conditioner unit of the present invention, an attachment portion for attaching the air conditioner unit to the main body and a wiring connector in the control component are disposed in the outside operable region. As a result, when the air conditioner unit is attached to the rear part of the main body, the operator places a fixing tool on the attachment part from the rear opening of the main body without riding in the vehicle of the main body. Installation work can be performed. In addition, when connecting the wiring connector to the connector connecting portion of the wire harness pulled out from the electronic control device, the operator does not get on the main body and does not get on the vehicle from the rear opening of the main body. Connector connection work can be performed.

  Therefore, according to the mounting structure of the air conditioner unit of the present invention, the mounting work of the air conditioner unit and the connecting work of the wiring connector can be easily performed, and the assembling workability can be improved.

A preferred embodiment of the present invention described above will be described.
In the present invention, it is preferable that the externally operable region is formed within a range of 700 mm from the rearmost end of the main body toward the front.
In this case, the operator can stably perform the operation of the fixing tool in the mounting portion and the connection operation of the wiring connector without getting on the main body.

  In addition, the air conditioner unit is connected to a heater air blower opening through which a unit side heater duct for passing the air for blowing air is passed, and an interior panel disposed on the vehicle interior side of the main body is provided with the unit side heater duct. A body-side heater duct for connection is provided, and the outlet portion of the unit-side heater duct may be pressed and connected to the inlet portion of the body-side heater duct with a duct seal member interposed therebetween. Preferred (claim 3).

In this case, the heater duct for passing the heater air for blowing is divided into the unit side and the body side, and a part of the heater duct is mounted on the air conditioner unit. And when attaching the air conditioner unit to the main body, press the outlet part of the unit side heater duct against the inlet part of the body side heater duct and connect them with the duct seal member sandwiched between them can do.
Therefore, it is possible to connect the heater duct at the same time that the air conditioner unit is attached, and to further improve the assembling workability of the air conditioner unit.

  The open end of the cooler pipe and the open end of the heater pipe are disposed on a unit-side base member. The unit-side base member includes an open end of the cooler pipe and the heater pipe. A piping seal member is disposed so as to surround the open end, and the unit-side base member is sandwiched with respect to the body-side connecting portion disposed in the main body. By pressing, the opening end of the body-side cooler piping and the opening end of the body-side heater piping arranged at the body-side connecting portion, the opening end of the cooler piping and the opening end of the heater piping are connected. It is preferable that each of them be inserted and connected (claim 4).

In this case, when the air conditioner unit is attached to the main body, the unit-side base member is pressed against the body-side connecting portion, and these are connected in a state where the piping seal member is sandwiched. When this connection is made, the open end of the body side cooler pipe and the open end of the cooler pipe are connected by inserting one of them into the other, and the open end of the body side heater pipe and the heater pipe are connected. One of the open ends is connected to the other and connected.
Therefore, the air conditioner unit can be attached and at the same time the cooler pipe and the heater pipe can be connected, and the assembling workability of the air conditioner unit can be further improved.

Hereinafter, embodiments of the air-conditioner unit mounting structure according to the present invention will be described with reference to the drawings.
As shown in FIGS. 1 to 3, the mounting structure of the air conditioner unit 1 in this example is formed by attaching the air conditioner unit 1 to the rear portion of the main body 8 of the vehicle. The air conditioner unit 1 of the present example includes the following blower fan 2, control component 25, evaporator (evaporator) 3, cooler pipe 31, cooler air blower port 32, heater core 4, heater pipe 41, heater air blower port 42, and mounting portion 5. Have.

  As shown in FIGS. 4 to 6, the blower fan 2 includes a fan motor 21 and a blower blade 22, and the fan motor 21 rotates the blower blade 22 to discharge the sucked air A. It is. As shown in FIGS. 2 and 4, the control component 25 is a control component 25 used for controlling the fan motor 21 and includes a control circuit on which electronic components such as resistors and transistors are mounted. Further, the control component 25 is provided with a wiring connector 251A, and the wiring connector 251A is connected to the connector connecting portion of the wire harness 15 drawn from the electronic control unit.

As shown in FIGS. 4 and 7, the cooler pipe 31 is a receiver-side cooler that receives the refrigerant C from the compressor (compressor) disposed in the engine room of the vehicle via the condenser (condenser) and the expansion valve. A pipe 31A and a return side cooler pipe 31B for circulating the refrigerant C from the evaporator 3 to the compressor are provided. As shown in FIG. 5, the evaporator 3 is configured to use the refrigerant C received from the receiving-side cooler pipe 31 </ b> A to cool the air A sent from the blower fan 2 to produce the blower cooler air G <b> 1. The cooler air blowing port 32 is formed at one outlet of the air passage 12 through which the air A is blown by the blower fan 2.
The air A sent to the evaporator 3 by the blower fan 2 passes through the evaporator 3 to become the blower cooler air G1, and then passes through the cooler air blower port 32 to be blown into the vehicle.

As shown in FIGS. 4 and 7, the heater pipe 41 includes a receiving-side heater pipe 41 </ b> A that receives the heated cooling water W from the engine cooling bracket disposed in the engine room of the vehicle, and the engine cooling device from the heater core 4. And a return-side heater pipe 41B for circulating the warming cooling water W. As shown in FIG. 6, the heater core 4 is configured to use the heated cooling water W received from the receiving side heater pipe 41 </ b> A to heat the blower cooler air G <b> 1 sent from the evaporator 3 to produce the blower heater air G <b> 2. is there. The heater air blowing port 42 is formed at the other outlet of the air passage 12 through which the air A is blown by the blower fan 2.
The blower cooler air G1 sent to the heater core 4 via the evaporator 3 by the blower fan 2 passes through the heater core 4 to become the blower heater air G2, and then passes through the heater air blower opening 42 to be blown into the vehicle. The

As shown in FIGS. 1 and 4, the mounting portion 5 includes a fixture arrangement hole 51 for arranging a fixture such as a bolt. By fixing the fixture to the main body 8, the air conditioner unit 1 is attached to the main body 8. 8 is a part to be attached to. The attachment portions 5 are formed at a plurality of locations in the air conditioner unit 1.
On the other hand, as shown in FIGS. 1 and 3, the main body 8 has a rear opening 81 that is opened and closed by a back door behind the vehicle.

As shown in FIGS. 1 and 2, the mounting portion 5 and the wiring connector 251 </ b> A can be operated from the rear opening 81 in the main body 8 without the operator getting in the main body 8. It is disposed in the operable area 801.
FIG. 1 is a diagram illustrating a state in which the air heater unit 1 is attached to the main body 8 without showing the body side heater duct 432. FIG. 2 is a view showing a state where the air conditioner unit 1 in a state where the connection of the body side heater duct 432 and the cooler duct 33 and the wiring of the wire harness 15 is performed is attached to the main body 8.

Below, it demonstrates in full detail with FIGS. 1-9 about the attachment structure of the air-conditioner unit 1 of this example.
The air conditioner unit 1 of this example is a rear air conditioner unit 1 mounted on the rear part of a main body 8 of a vehicle in order to air-condition a rear seat in a large passenger car such as a one-box car. Further, the air conditioner unit 1 of this example is attached to the main body 8 behind the wheel house forming portion 83 for the rear wheels.
As shown in FIGS. 1 and 2, the outside-operable region 801 of the present example is formed within a range of 700 mm from the rear end 811 of the main body 8 toward the front. The rear end 811 in the main body 8 refers to the rear end 811 in the assembled state of the main body 8 when the air conditioner unit 1 is attached.

8 and 9, the main body 8 is also formed with left and right side openings 82 that are opened and closed by the side doors. In addition, the outside-operation operable area 801 of the present example is also formed in a portion where the operator can operate from the side opening 82 in the main body 8 without getting in the vehicle of the main body 8.
It should be noted that a region other than the vehicle outside operation possible region 801 in the main body 8 is a vehicle outside operation impossible region 802 where vehicle outside operation is impossible.

As shown in FIGS. 1, 2, and 4, in the housing 11 of the air conditioner unit 1, the mounting portion 5 of the present example is disposed one at the front and the bottom, one at the rear, and one at the top. .
The air conditioner unit 1 of the present example is disposed on the rear side of the vehicle (in this example, the right rear side), and the mounting portion 5 disposed on the upper side is located on the unit side from the position where the blower fan 2 is disposed. It is formed at the distal end portion of the attachment member 14 straddling the side of the body panel across the heater duct 431.

As shown in FIG. 2, the air conditioner unit 1 of this example includes, in addition to the wiring connector 251 </ b> A in the control component 25 of the fan motor 21, the wiring connector 251 </ b> B used for the power cable of the fan motor 21 and the switching valve. 13 also includes a wiring connector 252 in the switching valve actuator for driving 13. Any of the wiring connectors 251A, 251B, 252 is disposed in the above-described outside operable region 801.
In addition, a wiring connector or the like of a control component that performs control in the opening / closing operation of the side door (sliding door) can also be disposed in the outside operation available area 801.

  As shown in FIG. 5 and FIG. 6, the cooling system in the air conditioner unit 1 of this example is a vapor pressure type that uses the refrigerant C such as chlorofluorocarbon to produce the blower cooler air G1. Moreover, the heating system in the air conditioner unit 1 of this example is a hot water heating type that creates the heater air G2 for blowing using the heated cooling water W that is the cooling water after heating in the engine. In addition, the air conditioner unit 1 of this example is an air-mixing type configured so that the evaporator 3 generates the blower cooler air G1 and the blower cooler air G1 is heated by the heater core 4 to generate the blower heater air G2.

  As shown in FIGS. 5 and 6, the air conditioner unit 1 is formed in the housing 11 with an air passage 12 through which the air A sucked by the blower fan 2 passes to the evaporator 3. In the air passage 12, the blower blades 22, the evaporator 3, and the heater core 4 in the blower fan 2 are disposed in order from the upstream side. Further, the air passage 12 is provided with a switching valve 13 for switching whether the air-cooling air G1 created by the evaporator 3 is guided to either the air-cooling air blowing port 32 or the heater core 4. The switching valve 13 is configured to perform the switching by operating the two switching on-off valves 131 in conjunction with each other.

  FIG. 5 shows a state in which the air-cooling air G1 created by the evaporator 3 is blown to the cooler air blowing port 32 by the operation of the switching valve 13, and FIG. 6 is created by the evaporator 3 by the operation of the switching valve 13. A state is shown in which the blower cooler air G <b> 1 is blown to the heater core 4, and the blower heater air G <b> 2 created by the heater core 4 is blown to the heater air blower opening 42.

In this example, as shown in FIG. 1 and FIG. 2, the heater duct 43 for passing the blowing heater air G <b> 2 is connected to the heater air blowing port 42 in the air conditioner unit 1, and the vehicle interior side in the main body 8. It is divided into a body side heater duct 432 fixed to an interior panel (trim board) arranged in FIG. The air conditioner unit 1 is integrally mounted with a unit-side heater duct 431.
A duct seal member 433 is disposed at the opening edge of the outlet of the unit side heater duct 431.

  When the air conditioner unit 1 is attached to the main body 8 by the plurality of attachment portions 5, the outlet portion of the unit side heater duct 431 is opposed to the inlet portion of the body side heater duct 432 with the duct seal member 433 sandwiched therebetween. And press. Therefore, the unit-side heater duct 431 and the body-side heater duct 432 can be connected at the same time as the air conditioner unit 1 is attached to the main body 8 without being operated from the rear opening 81 of the main body 8.

Further, the outlet of the unit-side heater duct 431 of the present example is an outside operation that is located in front of an outside operation available area 801 within a range of 700 mm from the rear end 811 in the rear opening 81 of the main body 8 toward the front. While being disposed in the impossible region 802, the connection operation from the rear opening 81 can be made unnecessary by making a pressing connection to the inlet of the body side heater duct 432.
As shown in FIG. 2, when the air conditioner unit 1 is attached to the main body 8, the cooler air blower port 32 is connected to the cooler duct 33 disposed on the interior member of the main body 8.

As shown in FIG. 7, the receiving-side cooler piping 31 </ b> A and the return-side cooler piping 31 </ b> B, the receiving-side heater piping 41 </ b> A, and the return-side heater piping 41 </ b> B of this example are all disposed on one unit-side base member 6. It is. On the other hand, the main body 8 is provided with a body side connection portion (not shown) for connecting the unit side base member 6.
Further, the arrangement positions of the open end of the cooler pipe 31 and the open end of the heater pipe 41 with respect to the unit-side base member 6 are fixed. The unit-side base member 6 and the body-side connection portion are formed with a positioning portion 61 for positioning between them.

  In this example, the positioning projections 611 formed at a plurality of locations on the unit-side base member 6 are respectively engaged with positioning recesses (not shown) formed on the body-side connecting portion, whereby the unit-side base member 6 and When facing the body side connecting portion, they can be connected in a state of positioning.

As shown in FIG. 7, the unit-side base member 6 includes an opening end of the receiving side cooler pipe 31A and an opening end of the return side cooler pipe 31B, an opening end of the receiving side heater pipe 41A, and a return side heater. A pipe sealing member 62 is disposed so as to surround the opening end of the pipe 41B.
Further, the body side connection portion has a body side feed cooler pipe (not shown) for mating connection with the receiving side cooler pipe 31A and a body side return cooler pipe (not shown) for mating connection with the return side cooler pipe 31B ( A body side feed heater pipe (not shown) for mating connection with the receiving side heater pipe 41A, and a body side return heater pipe (not shown) for mating connection with the return side heater pipe 41B. Is arranged.
Further, the receiving-side cooler piping 31 </ b> A and the return-side cooler piping 31 </ b> B are inserted into the heat insulating tube material 311.

  And when attaching the air-conditioner unit 1 to the main body 8 with the some attachment part 5, the unit side base member 6 is pressed facing the body side connection part. At this time, the positioning portion 61 positions the arrangement position of the cooler pipe 31 with respect to the body-side cooler pipe and the arrangement position of the heater pipe 41 with respect to the body-side heater pipe. And either one of the opening end of the body side cooler piping and the opening end of the cooler piping 31 is inserted into the other, and one of the opening end of the body side heater piping and the opening end of the heater piping 41 is the other. Can be connected to each other.

Therefore, the cooler pipe 31 and the heater pipe 41 are connected to the body-side cooler pipe and the body-side heater pipe at the same time that the air conditioner unit 1 is attached to the main body 8 without being operated from the rear opening 81 of the main body 8. Can do.
Further, by sandwiching the piping seal member 62 between the unit-side base member 6 and the body-side connecting portion, by any chance, leakage of the refrigerant C from the cooler piping 31 or heating from the open end of the heater piping 41 Even when the cooling water W leaks, the leaked refrigerant C or heated cooling water W is prevented from leaking into the vehicle through the gap between the unit-side base member 6 and the body-side connecting portion. be able to.

  In addition, the open end of the cooler pipe 31 and the open end of the heater pipe 41 in this example are an outside-operable region 801 within a range of 700 mm from the rear end 811 of the main body 8 toward the front. On the other hand, it is disposed in the vehicle outside operation impossible area 802 located in front of the vehicle. On the other hand, the connection operation from the rear opening 81 is made unnecessary by making a pressing connection to the body side cooler pipe and the body side heater pipe. be able to.

The mounting structure of the air conditioner unit 1 of this example improves the assembling workability when mounting the air conditioner unit 1 to the main body 8 by devising the arrangement positions of the mounting portion 5 and the wiring connector 251 in the air conditioner unit 1. It is an improvement.
The air conditioner unit 1 of this example is integrally provided with the blower fan 2, the fan motor 21, the control component 25, the evaporator 3, the cooler pipe 31, the heater core 4, the heater pipe 41, and the like for air conditioning of the inside and outside of the vehicle. Configured to do.

  As shown in FIG. 5, when cooling the interior of the vehicle, the blower fan 2 is rotationally driven by operating the fan motor 21 by controlling the control component 25 according to a command from the electronic control device, and the air A is The air is sent to the evaporator 3. In the evaporator 3, the refrigerant | coolant C received from the engine room via the receiving side cooler piping 31A is utilized, the air A sent from the ventilation fan 2 is cooled, and the cooler air G1 for ventilation is produced. Thus, the blower cooler air G1 passes through the cooler air blower port 32 and the cooler duct 33 by the blower fan 2 and is blown into the vehicle to cool the vehicle.

  On the other hand, as shown in FIG. 6, when heating the inside of the vehicle, the blower fan 2 is rotationally driven and air A is blown to the evaporator 3 in the same manner as described above. In the heater core 4, the air-cooling air G <b> 1 sent from the evaporator 3 is heated by using the heated cooling water W received from the engine room via the receiving-side heater pipe 41 </ b> A to produce the air-blowing heater air G <b> 2. Thus, the blower heater air G2 passes through the heater air blower opening 42 and each heater duct 43 by the blower fan 2 and is blown into the vehicle, thereby heating the vehicle.

  In the air conditioner unit 1 of this example, the attachment portion 5 for attaching the air conditioner unit 1 to the main body 8 and the wiring connectors 251A and 251B in the fan motor 21 and the control component 25 are connected to the above-described outside operable region 801. It is arranged inside. Thus, when the air conditioner unit 1 is attached to the rear portion of the main body 8, the operator does not get in the vehicle of the main body 8 and attaches the fixture to the attachment portion 5 from the rear opening 81 in the main body 8. Arrangement work of the air conditioner unit 1 can be performed. Further, when connecting the wiring connectors 251A and 251B to the connector connecting portion of the wire harness 15 pulled out from the electronic control device, the operator does not get in the vehicle of the main body 8, and From the opening 81, the wiring connectors 251A and 251B can be connected.

  Therefore, according to the attachment structure of the air conditioner unit 1 of this example, the attachment work of the air conditioner unit 1 and the connection work of the wiring connectors 251A and 251B can be easily performed, and the assembling workability can be improved. .

In an Example, explanatory drawing which shows the state which attached the air-conditioner unit to the main body in the state seen from the side of the vehicle. In an Example, it is a figure which shows the state which attached the air-conditioner unit to the main body in the state seen from the side of a vehicle, and is explanatory drawing which shows the state which performed the connection of a body side heater duct and a cooler duct, and wiring of a wire harness. In an Example, the perspective explanatory drawing which shows the state which attached the air-conditioner unit to the main body in the state seen from diagonally backward of the vehicle. The perspective explanatory view showing an air-conditioner unit in an example. In an Example, explanatory drawing which shows the air-conditioner unit of the state which produces the cooler air for ventilation using an evaporator. Explanatory drawing which shows the air-conditioner unit of the state which produces the heater air for ventilation using an evaporator and a heater core in an Example. In an Example, the perspective explanatory drawing which shows the unit side base member which arrange | positioned cooler piping and heater piping. In an Example, plane explanatory drawing which shows typically the vehicle outside operation possible area | region and vehicle outside operation impossible area | region in a main body. In an Example, the side explanatory drawing which shows typically the outside operation possible field and the outside operation impossible field in the main body.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Air-conditioner unit 2 Blower fan 21 Fan motor 22 Blower blade 25 Control component 251 Wiring connector 3 Evaporator 31 Cooler piping 32 Cooler air ventilation port 33 Cooler duct 4 Heater core 41 Heater piping 42 Heater air ventilation port 43 Heater duct 433 Duct seal member 5 Attachment part 6 Unit side base member 61 Positioning portion 62 Piping seal member 8 Main body 81 Rear opening portion 811 Rear end 801 Outside vehicle operable area 802 Outside vehicle disabled area A Air G1 Blower air for cooling G2 Blower heater air C Refrigerant W Heating cooling water

Claims (4)

In the mounting structure in which the air conditioning unit is attached to the rear part of the main body of the vehicle,
The air conditioning unit includes a blower fan that is rotationally driven by a fan motor;
Control components used for controlling the fan motor;
Cooler piping that delivers refrigerant to and from the engine room,
An evaporator that uses the refrigerant received from the cooler piping and cools the air sent from the blower fan to produce cooler air for blowing;
A cooler air blower opening for blowing the blower air into the vehicle;
Heater piping for delivering warming / cooling water to / from the engine room,
A heater core that uses the heated cooling water received from the heater pipe and heats the air sent from the blower fan or the blower cooler air sent from the evaporator to produce the blower heater air,
A heater air blower opening for blowing the blower heater air into the vehicle;
A mounting portion for mounting the air conditioner unit to the main body with a fixture;
The control component is provided with a wiring connector and a wire harness for wiring to the electronic control device,
On the other hand, the main body has a rear opening that is opened and closed by a back door at the rear of the vehicle.
The mounting portion and the wiring connector are disposed in a vehicle exterior operable region where an operator can operate from the rear opening of the main body without getting into the vehicle of the main body. A mounting structure of the air conditioner unit.   The air-conditioner unit mounting structure according to claim 1, wherein the outside-operable region is formed within a range of 700 mm from the rearmost end of the main body toward the front. In Claim 1 or 2, the air conditioner unit is formed by connecting a unit side heater duct for passing the heater air for blowing to the heater air blowing port,
A body side heater duct for connecting the unit side heater duct is disposed on the interior panel disposed on the vehicle inner side of the main body,
The air conditioner unit mounting structure, wherein an outlet portion of the unit side heater duct is pressed and connected to an inlet portion of the body side heater duct in a state where a duct seal member is sandwiched. 4. The open end of the cooler pipe and the open end of the heater pipe are arranged in a unit side base member, and the cooler pipe includes the cooler pipe. A pipe sealing member is disposed in a state surrounding the opening end of the pipe and the opening end of the heater pipe.
Body-side cooler piping disposed in the body-side connection portion by pressing the unit-side base member against the body-side connection portion disposed in the main body while sandwiching the piping seal member Mounting the air conditioner unit, wherein the opening end of the heater pipe and the opening end of the body-side heater pipe are inserted and connected to the opening end of the cooler pipe and the opening end of the heater pipe, respectively. Construction.

Images