JPH09254642A - Device for cooling and heating automotive seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the part of the body of an occupant which is in contact with a seat from becoming sweaty by cooling the back of the seat, especially during the summer and the rainy season. SOLUTION: To mount this device on an existing seat 1, an air feed pipe 19 through which exhaust air from an air conditioner is allowed in and fed between the front material 12a (13a) and lining 12b (13b) of a seat cover 11 is attached to the seat cover. To incorporate the device into a seat in advance, an air feed pipe through which exhaust air from an automotive air conditioner is allowed in and fed toward the back of the front cover of the seat is attached to the seat. The cold exhaust air cools the front material of the seat cover and the front cover of the seat, preventing the part of the body of an occupant which is in contact with the seat from becoming sweaty.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for cooling or warming a seat of an automobile, and more particularly to a device for preventing sweating at a portion in contact with a seat of a passenger during summer or rainy season. Regarding

[0002]

2. Description of the Prior Art Present automobiles, especially most passenger cars, are always equipped with an air conditioner. Therefore, the inside of the vehicle is comfortable regardless of whether it is cold or warm, but during the hot summer months or the hot and humid rainy season, the part in contact with the seat of the passenger may sweat and become uncomfortable.

If the set temperature of the air conditioner is lowered in order to prevent the portion of the passenger's seat coming into contact with the sweat, then the inside of the vehicle becomes too cold, which is not good for health. However, no means has yet been developed for preventing sweating by appropriately cooling only the portion in contact with the seat of the occupant.

[0004]

SUMMARY OF THE INVENTION The problem to be solved by the present invention is to prevent the backside of the seat from being sweated by cooling the backside of the seat, especially during the summer or rainy season. To do.

[0005]

A feature of the present invention is that a device attached to an existing seat takes in exhaust air from an automobile air conditioner to supply air between the front and back linings of the seat cover. The air pipe was attached to the seat cover.

Further, when the sheet is preliminarily incorporated into the seat, the sheet is provided with an air supply pipe for taking in the exhaust air of the automobile air conditioner and feeding the air to the back side of the skin of the sheet.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The device of the present invention is used for a vehicle seat.
Although it can be easily incorporated into the seat in advance, the embodiment attached to the seat cover is shown.

Reference numeral 11 is a known seat cover, 12 is a seat side cover which is seated on the seat cushion 2 of the seat 1, 12a is its outer surface, and 12b is its lining.
c is a cushioning material such as a foamed urethane foam.
Further, 13 is a back side cover which is put on the seat back 3, 13a is its outer material, 13b is its inner material, and 13c is a cushion material. Note that known means such as a string for attaching the seat cover 11 to the seat cushion 2 and the seat back 3 and a known frame for fixing the seat cover 11 to the floor 4 are shown in FIG. Not not.

Reference numeral 14 is a suction pipe, and the suction port 15 at the tip is inserted into the air outlet 5 at the foot of the sheet 1. Reference numeral 16 is a suction pump connected to the suction pipe 14, which is installed on the floor 4 of the automobile and is equipped with a cigarette lighter 6 of the automobile.
Is electrically connected to The suction pump 16 can be a portable vacuum cleaner that operates at 12V DC. It is optional to connect the suction pump 16 directly to the vehicle battery or to a light lead or the like.

Reference numeral 17 denotes a connection pipe, which is detachably connected to the suction pump 16 via a tee 18 attached to an air supply pipe 19. The air supply pipe 19 is formed in a quadrangular frame shape, and one long side to which the tee 18 is attached is a sheath.
The lower side of the seat cushion 2 and the other long side of the seat cushion 2 are positioned at the rear end of the seat cushion 2 and the lower end of the seat back 3 for stability and to prevent passengers from feeling uncomfortable. There is.

Reference numeral 20a designates eight discharge pipes, which are connected to the air supply pipe 19 as shown in FIG. 3, and 21 designates two branch pipes, each of which is connected to the air supply pipe 1 through a tee 22.
9 is connected. Five discharge pipes 20b are also connected to each of the branch pipes 21.

Each of the discharge pipes 20a and 20b is provided with a plurality of discharge holes 23, and the discharge pipe 20a extends between the front surface 12a of the seat side cover 12 and the lining 12b.
Further, the discharge pipe 20b is the outer material 13a of the back cover 13.
And the lining 13b between the discharge holes 23 and the outer material 12
It is inserted toward a and 13a. The ends of both discharge pipes 20a and 20b are open.

Here, the connection pipe 17 and the air supply pipe 1
9. As the branch pipe 21, a flexible pipe is used. Further, the discharge pipes 20a and 20b are made of elastic and flexible plastic so as not to give an uncomfortable feeling to a passenger when sitting. Further, the discharge pipe 20a is preferably inserted between the lining 12b and the cushion material 12c as much as possible, as shown in detail in FIG.

Similarly, it is preferable to insert the discharge pipe 20b between the lining 13b and the cushion material 13c as much as possible. Seat cover 11, cushion materials 12c, 13c
Shall be breathable and should not interfere with the release of air. Of course, the number of the discharge pipes 20a and 20b and the number of the discharge holes 23 provided in them are arbitrary, and the sheet cover-1
It can be appropriately selected depending on the structure and shape of 1.

In the illustrated embodiment, the suction port 15 of the suction pipe 14 is inserted into the air outlet 5 at the foot. However, if there is no outlet at the foot, the outlet of the air conditioner is not shown. It is recommended that you attach it via a suitable attachment.

With this structure, when the suction pump 16 is operated, the cold air (or warm air) sucked from the blow-out port 5 passes through the connection pipe 17 and the air supply pipe 19 to the discharge pipe 20a and the air supply pipe 19. , Branch pipe 21,
It is sent to the discharge pipe 20b and discharged from the group of discharge holes 23. As a result, the outer material 12a of the seating side cover 12 and the outer material 13a of the back side cover 13 are cooled (or heated).

When this device is incorporated in the seat 1 in advance, an air supply pipe is connected to the exhaust pipe to the air outlet of the air conditioner, and this air supply pipe is attached to the seat 1, for example, a seat cushion. Incorporate into 2. Then, the discharge pipe having the discharge hole connected to the air supply pipe is incorporated into the cushion cushion and the back of the seat back so as to be embedded in the cushion material.

An embodiment different from the above will be described. The entire surface of the breathable cushioning material is covered with, for example, an airtight plastic sheet, and the tip of the air supply pipe 19 or the discharge pipe 20 is inserted and fixed in this plastic sheet. A large number of holes are provided on the upper surface of the plastic sheet. Alternatively, except for the upper surface of the cushion material,
Alternatively, the tip of the air supply pipe 19 or the discharge pipe 20 may be inserted and fixed in the plastic sheet. In these cases, the discharge hole 23 may not be provided. Plastic sheet
The cushioning material covered with the seat is attached between the front and back of the seat cover or on the back of the seat.

Next, without using the suction pump 16, the air supply pipe 19 is directly connected to the blow-out port 5 such as at the feet or the knees.
(Or suction pipe 14) can be attached. In this case, the blow-out port 5 is airtightly covered with a plastic sheet or the like, and the supply pipe 20 or the like is inserted into the plastic sheet and fixed through a mounting member if necessary.

Further, instead of using the suction pipe 14, the suction pump 16 may be installed close to the outlet 5 so that the exhaust air of the air conditioner is directly sucked by the suction pump 16.

[0021]

Since a part of the air blown from the air conditioner is used, the seat can be cooled or heated without affecting the temperature inside the vehicle, which is comfortable. Especially during the summer or rainy season, it is possible to prevent the part of the passenger seat that comes in contact with the seat from sweating.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a case in which the sheet is incorporated into a sheet cover and attached to the sheet.

[Fig. 2] Sheet cover when incorporated into a sheet cover
FIG.

FIG. 3 is a plan view showing a connection state between an air supply pipe and a discharge pipe.

FIG. 4 is a partially cutaway side view showing a state in which a discharge pipe is inserted into a seat side cover.

[Explanation of symbols]

 5 Air outlet 6 Cigar lighter 11 Seat cover 14 Suction pipe 16 Suction pump 17 Connection pipe 19 Air supply pipe 20a, 20b Discharge pipe 23 Discharge hole

Claims (5)

[Claims] 1. Incorporating exhaust air from an automobile air conditioner,
A seat cooling and heating device for an automobile, in which an air supply pipe for supplying air between the front cover and the back cover of the seat cover is attached to the seat cover. 2. The seat cooling and heating apparatus for an automobile according to claim 1, wherein the air supply pipe is inserted into a sealed outlet of the air conditioner. 3. The seat cooling and heating device for an automobile according to claim 1, wherein the air supply pipe comprises a suction pump for sucking the exhaust air of the air conditioner. 4. The seat cooling and heating apparatus for an automobile according to claim 1, wherein the air supply pipe is connected to a discharge pipe having a discharge hole, which is inserted between the front cover material and the lining material of the seat cover. . 5. Incorporating the exhaust air of an automobile air conditioner,
A seat cooling / heating device for an automobile in which an air supply pipe for supplying air to the back side of the skin of the seat is provided in the seat.