JP2013079041A - Heating device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a heating device for a vehicle which can heat a front of an occupant's body and reduce electric power consumed by heating.SOLUTION: The heating device for a vehicle is provided for a seat (driver's seat 1) of the vehicle, includes seat heaters (2 and 3) supplied electric power from an on-board power source (not shown), and heats an occupant. The device is provided with heating appliances 6 and 7 which are installed in a seat back 2 of the seat (driver's seat 1) so as to cover the front side of the occupant's body, and have built-in heaters supplied electric power from the on-board power source.

Description

  The present invention relates to a vehicle heating apparatus that is provided in a vehicle seat and includes a heater that is supplied with electric power from an in-vehicle power source to heat an occupant.

  Conventional vehicle heating devices include an air conditioner (hereinafter referred to as an air conditioner) that heats the air flowing through the duct using a heater and ejects it into the passenger compartment, and a heater built into the seat and back of the seat There are a seat heater and a steering heater with a built-in heater.

  Patent Document 1 generates heat from an air conditioner that heats the passenger compartment by using hot air supplied from a battery and a heater embedded in a seat using electric power supplied from the battery. Thus, a vehicle heating device is disclosed that includes a seat heater that warms an occupant via a seat. Executes power consumption suppression control that reduces the air flow based on the number of seat heaters that are energized during the operation of the air conditioner so that the air flow of the air conditioner decreases as the number of energized seat heaters increases To do.

JP 2010-143468 A

In the seat heater of the conventional vehicle heating device described above, there is a problem that only the portion that contacts the seating surface and the backrest surface is warmed, and the front surface of the body is not warmed. In addition, there are other air conditioners etc. as devices for heating for vehicles, but since each is individually controlled, it is said that power is wasted due to overuse and leaving the power supply on. There's a problem.
Note that in the vehicle heating device disclosed in Patent Document 1, the airflow of the air conditioner is adjusted only by the number of seat heaters that are turned on, and the power consumption of the air conditioner is equal to the amount of power consumed by the seat heater. Therefore, power is not saved.

  The present invention has been made in view of the circumstances as described above, and can provide a vehicle heating device that can also warm the front of the occupant's body and reduce the power consumed by heating. Objective.

  A vehicle heating apparatus according to a first aspect of the present invention is a vehicle heating apparatus that is provided in a vehicle seat and has a seat heater that is supplied with electric power from an in-vehicle power source and that heats the occupant. It is provided so that the front side may be covered, and the heating appliance which incorporates the heater which receives electric power from the said vehicle-mounted power supply is provided.

  This vehicle heating device includes a seat heater that is provided in a vehicle seat and that is supplied with electric power from a vehicle-mounted power source, and heats the passenger. A heater is provided on the back of the seat so as to cover the front side of the occupant's body, and the built-in heater is supplied with electric power from the in-vehicle power source.

  According to a second aspect of the present invention, there is provided a vehicle heating apparatus, wherein the heating appliance is attached to left and right edges of the backrest, has a hole through which an occupant's arm passes, and has a pair of front body shapes of clothing covering the occupant from left and right It is characterized by being.

  In this vehicle heating device, the heating appliance is attached to the left and right edges of the backrest, has a hole through which the occupant's arm passes, and has a pair of front body shapes of clothes covering the occupant from the left and right.

  According to a third aspect of the present invention, there is provided the vehicle heating apparatus, wherein the heating appliance further includes a pair of knee hooks that are attached to the left and right edges of the seating portion of the seat and cover the thigh of the occupant from the left and right. .

  In this vehicle heating apparatus, a pair of knee-pushing portions of the heating appliance are attached to the left and right edges of the seating portion of the seat, and cover the thighs of the occupant from the left and right.

  According to a fourth aspect of the present invention, there is provided a vehicle heating apparatus, wherein the heater is configured such that a heater is incorporated in the safety belt for the seat.

  In this vehicle heating apparatus, the heater is configured by incorporating a heater in a safety belt for a seat.

  A vehicle heating apparatus according to a fifth aspect of the invention is characterized by including a vest-shaped heating appliance that incorporates a heater that is supplied with electric power from a vehicle-mounted power source and covers the upper body of the occupant.

  In this vehicle heating device, the best-shaped heating appliance has a built-in heater that is supplied with electric power from a vehicle-mounted power source, and covers the upper body of the passenger.

  The vehicle heating device according to a sixth aspect of the present invention further comprises instruction means for outputting a signal for instructing suppression or stop of power consumption to the air conditioner of the vehicle when the heating appliance is operating. And

  In this vehicle heating apparatus, when the heating appliance is operating, the instruction means outputs a signal instructing suppression or stop of power consumption to the air conditioner of the vehicle.

  In the vehicle heating device according to a seventh aspect of the invention, when the instruction means outputs a signal for instructing suppression or stop of the power consumption to the air conditioner, the power consumption of the seat heater to which power is supplied from the in-vehicle power source It is further characterized by further comprising means for suppressing or zeroing.

  In this vehicle heating apparatus, when the instruction means outputs a signal instructing suppression or stop of power consumption to the air conditioner, the power consumption of the seat heater to which power is supplied from the in-vehicle power source is suppressed or made zero. .

  According to the vehicle heating device of the present invention, it is possible to realize a vehicle heating device that can also warm the front of the occupant's body and reduce the power consumed by heating.

It is a perspective view which shows the external appearance of the heating appliance with which embodiment of the heating apparatus for vehicles which concerns on this invention is provided. It is a block diagram which shows the internal structure of embodiment of the heating apparatus for vehicles which concerns on this invention. It is a timing chart which shows the operation example of the heating apparatus for vehicles which concerns on this invention. It is a timing chart which shows the operation example of the heating apparatus for vehicles which concerns on this invention. It is a perspective view which shows the external appearance of the heating appliance with which embodiment of the heating apparatus for vehicles which concerns on this invention is provided. It is explanatory drawing which shows the external appearance of the heating appliance with which embodiment of the heating apparatus for vehicles which concerns on this invention is provided.

Hereinafter, the present invention will be described with reference to the drawings illustrating embodiments thereof.
The following embodiment is an example in which the present invention is applied to a driver's seat on which a vehicle driver is seated. However, the seat to which the present invention is applied is not limited to the driver's seat, and any seat in the vehicle. Is also applicable.
(Embodiment 1)
FIG. 1 is a perspective view showing an appearance of a heating appliance provided in Embodiment 1 of the vehicle heating device according to the present invention.
This heater is attached to a driver's seat 1 (seat) with a headrest 4 of the vehicle, and a left body portion 6 attached to the left edge of the backrest 2 and a right edge of the backrest 2. And a right body portion 7 attached thereto.

The left body portion 6 and the right body portion 7 have a pair of front body shapes of clothes, and each has a hole 8 through which an arm of the occupant passes. The left body portion 6 and the right body portion 7 each have a plurality of buttons 11 that are latched to each other so that the front does not open while covering the upper body of the occupant.
The left body portion 6 and the right body portion 7 may have a structure without the hole 8 through which an occupant's arm passes, that is, a structure that covers only the chest and abdomen of the occupant.

The heating appliance also includes a left knee rest 9 attached to the left edge of the seat 3 of the driver's seat 1 and a right knee rest 10 attached to the right edge of the seat 3. Each of the left knee rest portion 9 and the right knee rest portion 10 has a plurality of buttons 11 that are latched to each other so as not to open in a state where the thighs are covered so as not to disturb the driving operation of the occupant's legs. .
The left body portion 6, the right body portion 7, the left kneerest portion 9 and the right kneerest portion 10 incorporate a contact-type heater 25 (FIG. 2), which will be described later, and the electric power passes through the power line 5 and the in-vehicle battery 32 and the alternator ( It is supplied from an on-vehicle generator 30 (FIG. 2).

FIG. 2 is a block diagram showing an internal configuration of the first embodiment of the vehicle heating device according to the present invention.
This vehicle heating device includes a seat heater 26 built in the driver's seat 1, the passenger seat and the rear seat, and a contact heater 25 built in a heating device provided in the driver's seat 1 through a heater power supply circuit 23. Power is supplied from the in-vehicle battery 32 and the alternator 30. The heater power supply circuit 23 individually controls the currents to be passed through the seat heaters 26 in the driver seat 1, the passenger seat, and the rear seat, and the contact heater 25. The alternator 30 generates alternating current in conjunction with the vehicle engine 31 and rectifies and outputs the generated power.

An operation signal based on the operation of the heater operation unit 29 provided on the dashboard of the vehicle is given to the integrated control unit 21. The integrated control unit 21 controls the seat heater 26 and the contact heater 25 by controlling the heater power supply circuit 23 based on the given operation signal.
In the vehicle heating apparatus, the air conditioner 24 is supplied with electric power from the in-vehicle battery 32 and the alternator 30 through the air conditioning power supply circuit 22.

An operation signal based on an operation at an air conditioning operation unit 28 provided on the dashboard of the vehicle is given to an air conditioning ECU (Electronic Control Unit) 27. The air conditioning ECU 27 creates a control signal for the air conditioner 24 based on the given operation signal and detection signals from sensors (not shown), and supplies the control signal to the integrated control unit 21. The integrated control unit 21 controls heating and cooling by the air conditioner 24 by controlling the air conditioning power supply circuit 22 based on the given control signal.
The integrated control unit 21, the air conditioning power supply circuit 22 and the heater power supply circuit 23 constitute an air conditioning control unit 20.

In the vehicle heating apparatus having such a configuration, as shown in the timing chart of FIG. 3, while the air conditioner 24 is turned on (FIG. 3A), the contact heater 25 built in the heating device of the driver's seat 1. Is turned off (FIG. 3B) and the air conditioner 24 is turned off (FIG. 3A) while the contact heater 25 is turned on (FIG. 3B).
Further, in this vehicle heating device, for example, as shown in the timing chart of FIG. 4, the seat heater is turned off (FIG. 4C), and the passenger in the front passenger seat operates the air conditioner 24 (FIG. 4A). As the power consumption of the machine 24 is increased / decreased, it is possible to control to decrease / increase the power consumption of the contact heater 25 built in the heating device of the driver's seat 1.

According to this vehicle heating device, the front surface of the occupant's body can also be warmed. For example, in a state where only the driver is riding as a occupant, a heating effect can be obtained without heating the entire passenger compartment. Power consumption can be suppressed, and fuel consumption can be suppressed.
Moreover, according to this vehicle heating device, since the heat insulation efficiency of the heater is improved by covering the entire body of the occupant, power is saved compared to the air conditioner, and the heating effect is high for the occupant. Moreover, since the heater is arrange | positioned so that the whole body may be contacted, a passenger | crew can warm up quickly.

(Embodiment 2)
FIG. 5 is a perspective view showing the external appearance of a heating appliance provided in Embodiment 2 of the vehicle heating device according to the present invention.
This heating device has the shape of a safety belt provided in a driver's seat 1 (seat) with a headrest 4 of the vehicle, and also functions as a safety belt, covering the left waist from the right shoulder of the occupant. A chest and abdomen belt part 12 and a waist belt part 13 covering the waist near the base of the thigh are provided.

  The chest-abdominal belt portion 12 and the waist belt portion 13 incorporate the contact heater 25 (FIG. 2) as described above, and the power is supplied from the vehicle-mounted battery 32 and the alternator 30 (FIG. 2) through the power line 5. . Other configurations and operations are the same as the configurations and operations of the vehicle heating apparatus described in the first embodiment, and thus the description thereof is omitted.

(Embodiment 3)
FIG. 6 is an explanatory view showing the appearance of the heating appliance provided in Embodiment 3 of the vehicle heating device according to the present invention.
This heating appliance has a vest shape worn by an occupant and incorporates the contact heater 25 (FIG. 2) as described above, and the electric power is drawn from the lower left hem of the vest (heating appliance) 14. It is supplied from the in-vehicle battery 32 and the alternator 30 (FIG. 2) through the power line 15.

The power line 15 is detachably connected to an outlet 16 provided at the lower end of the left side surface of the seat portion 3 of the driver's seat 1 by a plug 17 provided at the tip thereof.
The vest 14 may be a jacket with a sleeve. Other configurations and operations are the same as the configurations and operations of the vehicle heating apparatus described in the first embodiment, and thus the description thereof is omitted.

1 Driver's seat
2 Backrest 3 Seating part 5,15 Power line 6 Left body part (heating equipment)
7 Right body part (heating equipment)
8 hole 9 left knee (heater)
10 Right knee rest (heater)
12 Thoracic abdominal belt (heating equipment)
13 Waist belt (heating equipment)
14 vest (heater)
21 Integrated control unit (instruction means)
22 Air conditioning power supply circuit 23 Heater power supply circuit (means to suppress or zero)
24 Air Conditioner 25 Contact Heater 26 Seat Heater 28 Air Conditioning Operation Unit 29 Heater Operation Unit 30 Alternator 32 Car Battery

Claims (7)

In a vehicle heating device that is provided in a vehicle seat and has a seat heater that is supplied with electric power from an in-vehicle power source and that heats an occupant,
A heating apparatus for a vehicle, comprising: a heater provided in a backrest of the seat so as to cover a front side of the body of an occupant and incorporating a heater to which electric power is supplied from the in-vehicle power source.   The vehicle heating apparatus according to claim 1, wherein the heating appliance is attached to left and right edges of the backrest, has a hole through which an occupant's arm passes, and has a pair of front body shapes of clothes covering the occupant from the left and right. .   The vehicle heating device according to claim 2, wherein the heater is further provided with a pair of knee hooks that are attached to left and right edges of the seating portion of the seat and cover the thigh of the occupant from the left and right.   The heating apparatus for a vehicle according to claim 1, wherein the heater is configured by incorporating a heater in the safety belt for the seat.   A vehicular heating device comprising a vest-shaped heating appliance that incorporates a heater that is supplied with electric power from a vehicle-mounted power source and covers the upper body of an occupant.   6. The vehicle according to claim 1, further comprising an instruction unit that outputs a signal that instructs the vehicle air conditioner to suppress or stop power consumption when the heating appliance is in operation. Heating device.   When the instruction means outputs a signal for instructing suppression or stop of power consumption to the air conditioner, the instruction means further comprises means for suppressing or zeroing the power consumption of the seat heater to which power is supplied from the in-vehicle power source. Item 7. The vehicle heating device according to Item 6.

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