JPH0635714Y2 - Vehicle heating system - Google Patents

Description

TECHNICAL FIELD The present invention relates to a vehicle heating device.

2. Description of the Related Art As a heating device for a vehicle, for example, a heater core that circulates an engine cooling liquid is exclusively used as shown in "Automotive Engineering Complete Book" Vol. 10, page 155, published by Sankaido Co., Ltd. in October 1980. Then, a warm air heating system in which introduced air is heat-exchanged by the heater core and blown out into the vehicle interior is adopted.

Problems to be solved by the invention Although it is possible to heat the inside of the vehicle as a whole by blowing out hot air, since the wall surface of the vehicle interior such as doors does not have sufficient heat insulation effect, this part does not warm the interior of the vehicle. There is a limit to the improvement of heating efficiency in the existing heating system because heat is exchanged between the air and the cold air outside. Further, it can be said that, in addition to such warm air heating, it is preferable for the occupant to obtain an appropriate degree of comfort from the part where the occupant's body touches, because it provides a more comfortable feeling. Therefore, the present invention provides a heating device for a vehicle, in which a trimming for interior decoration is provided with a heater function so that a heating effect can be obtained even from a side wall of a vehicle interior and the assembly is easy.

Means for Solving the Problems A heater unit is formed by embedding a heating element in a trim functional component mounted on the front surface side of a trim main body for interior decoration, and a connecting terminal is formed in its mounting portion, while the trim main body is formed. A conductive member is disposed on the connector and a connection terminal is formed in a portion to which the trim functional component is attached, the trim functional component is fixed to the trim body by a fastening member, and the connection terminals are connected to each other to connect the heating element and the conductive member. Conductive and connected.

Function When the trim functional component is fixed to the trim body by the fastening member, the connection terminal on the trim functional component side and the connection terminal on the trim body side are connected at this fastening portion, and the heating element and the conductive member are electrically connected to each other. It

Embodiment Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

1 to 3 show a door trim, which is composed of a trim body 1 integrally formed up to a door waist portion, and a trim functional component 2 such as a door armrest 3 and a door pocket 4 mounted on the surface side of the trim body 1. ing. Door armrest 3
Extends from its upper surface to the side surface of the assist grip portion 3a,
Further, each of the door pockets 4 has a heating element, for example, a heater wire 5, embedded in the side surface thereof to form a heater unit. Further, connection terminals 6 connected to the respective heater wires 5 are provided in a temporary manner at the mounting portions of the door armrests 3 and the door pockets 4, that is, at the portions where the bolt insertion holes are formed. On the other hand, a strip-shaped conductive piece 7 as a conductive member is attached to the back surface of the trim body 1. This conductive piece 7
Is attached to the rear surface of the trim body 1 at the portion where the door armrest 3 and the door pocket 4 are attached, and a screw hole is formed at a portion corresponding to the bolt insertion hole of the trim body 1 as a connection terminal portion 7a. Further, a connector 8 is provided at a required position of the conductive piece 7 so that the connector can be connected to a harness in the door (not shown). Then, the door armrest 3 and the door pocket 4 are both fastened and fixed by conductive bolts 9, and the connecting terminals 6 and the connecting terminals 7a of the conductive pieces 7 are connected by the bolts 9 so that the heater wire 5 and the conductive wire 7 are electrically conductive. The piece 7 is electrically connected and connected. A urethane sheet 10 is attached to the back surface of the trim body 1 to protect the conductive piece 7, and also has a function as a heat insulating material.

According to the structure of the above embodiment, when the heater switch (not shown) is turned on, the heater wire 5 embedded in the door armrest 3 and the door pocket 4 generates heat, and the upper surface of the door armrest 3 and the assist grip portion 3a. The side surface and the side surface of the door pocket 4 are heated, and these door armrests
3, You can give warmth to the passenger from the door pocket 4.

FIGS. 4 and 5 show the present invention applied to a trim main body 1 having an intermediate connecting pad 11 at an intermediate portion between the door armrest 3 and the waist portion. The connecting pad 11 functions as a cushioning material when an occupant leans against the door armrest 3, and the heater wire 5 is embedded in the connecting pad 11 as a heating element to form a heater unit.
The center connection pad 11 is fixed to the trim main body 1 at a plurality of places by the decorative button 12, and the connection terminal 6 is provided on the back surface of the portion through which the decorative button 12 is inserted. On the other hand, on the back surface of the trim body 1, a harness 13 for connector connection with a harness in the door (not shown) is attached as a conductive member, and a portion of the surface of the trim body 1 for fixing the inner connection pad 11 is fixed. The connection terminals 13a are provided at the places. By fixing the center connection pad 11 to the trim body 1 with the decorative button 12, the connection terminals 6 and 13a are pressed against each other so that the heater wire 5 and the harness 13 can be conducted and connected. Therefore, in the case of this embodiment Even if there is, warmth can be given to the occupant by the center connecting pad 11.

In the embodiment shown in FIGS. 6 and 7, the waist portion of the trim body 1 is composed of a separately molded waist garnish 14, and the waist garnish 14 is attached to the trim body 1 from the back side with bolts 9
The present invention is applied to a fixed type. The waist garnish 14 has a fastening function of fixing the upper edge portion of the door trim to the door waist portion, and the heater wire 5 is embedded in the waist garnish 14 as a heating element. In the portion where the bolt insertion hole of the waist garnish 14 is formed, the connection terminal 6 is formed as in the embodiment shown in FIGS.
Has been temporarily placed. On the other hand, a strip-shaped conductive piece 7 is attached as a conductive member on the back surface of the trim body 1. A bolt insertion hole is formed at a portion of the conductive piece 7 corresponding to the bolt insertion hole formed in the trim body 1 for connection. By using the terminal portion 7a and fastening the waist garnish 14 to the trim body 1 with the conductive bolt 9, the connection terminal 6 and the connection terminal portion 7a are connected, and the heater wire 5 and the conductive piece 7 are electrically connected,
It is supposed to be connected. In this embodiment, it goes without saying that a door armrest and a door pocket (not shown) mounted on the front surface side of the trim body 1 may be configured as a heater unit together with the waist garnish 14. Therefore, in this embodiment, the occupant can be warmed even from the trim waist, and the heating effect can be further improved.

Although the door trim is illustrated as the interior trim in each of the above-mentioned embodiments, it can be similarly applied to the body side trim. Although the heater wire is disclosed as the heating element, a sheet-shaped heating element can be used instead.

As described above, according to the present invention, since the heating element is provided to the trim function part of the interior trim that decorates the side wall of the vehicle compartment, it is possible to prevent the escape of warm air from the door and improve the heating efficiency. At the same time, the heating effect can be obtained even from the portion where the body of the occupant comes into contact with, and the comfort can be increased. In addition, since the trim functional component and the trim main body are formed with connection terminals at their respective mounting portions, by fixing the trim functional component with a fastening member, the connection terminals are connected to each other and the trim functional component is mounted and mounted. At the same time, the heating element and the conductive member of the trim body can be electrically connected to each other to be connected, which has a great practical effect that the assembling work can be easily performed.

[Brief description of drawings]

FIGS. 1 and 2 show an embodiment of the present invention. FIG. 1 is a perspective view of a right side door trim, FIG. 2 is a perspective view of the left side trim as seen from the back side, and FIG. 3 is III of FIG. Fig. 4 is a sectional view taken along line III, Fig. 4 is an exploded perspective view showing a second embodiment of the present invention, Fig. 5 is a perspective view showing the same assembled state, and Fig. 6 is a rear view of the third embodiment. FIG. 7 is a sectional view taken along the line VII-VII in FIG. 1 ... Trim body, 2 ... Trim functional parts, 5 ... Heating element, 6
… Connection terminals, 7, 8… Conductive members, 7a, 8a… Connection terminals, 9, 12…
Fastening member.

 ─────────────────────────────────────────────────── ─── Continued Front Page (72) Haruo Nakamura Inventor Haruo Nakamura 3316 Miyayama, Samukawa-cho, Takaza-gun, Kanagawa Kasai Kogyo Co., Ltd. Samukawa Headquarters Factory (56) References: 57-186564 (JP, U) -29815 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. A heater unit is formed by embedding a heating element in a trim functional component mounted on the surface side of a trim main body for interior decoration, and a connecting terminal is formed in its mounting portion, while the trim main body is provided with A connection terminal is formed at a portion where the conductive member is arranged and the trim functional component is attached, the trim functional component is fixed to the trim body by a fastening member, and the connection terminals are connected to each other to electrically connect the heating element and the conductive member, A vehicle heating system characterized by being connected.