JP3168206U - Driver's seat heating device for work vehicle - Google Patents

Abstract

A simple heating device that can be easily installed in a working vehicle. A driver's seat heating apparatus (1) is made of a cage-shaped or box-shaped synthetic resin cover (10) having an opening on one side, a suction fan attached in the cover (10), and an aluminum (detachable) attached to the upper part of the cover. And a flexible duct 30. Furthermore, by supplying power from the cigarette lighter and driving it, the exhaust air discharged from the radiator grill of the work vehicle is guided to the driver's seat without blowing on the planting to perform heating. [Selection] Figure 1

Description

  The present invention relates to a work vehicle such as an excavator, a forklift, a tractor, etc., and more particularly to a retrofit device for heating a driver's seat of an open cabin work vehicle.

  Conventionally, as shown in FIGS. 5A to 5C, an air conditioner incorporating an evaporator and a heater core is installed on the ceiling of a forklift, in front of a seat of a shovel car, and behind a driver seat of a tractor. The proposal which ventilates toward a driver | operator is made (patent documents 1-3).

  Further, as shown in FIG. 5D, there is a proposal that introduces engine cooling water into a heater unit installed in a backhoe turning frame and blows warm air into a driver's work jacket (Patent Document 4). .

JP-A-8-183326 (FIGS. 1 and 2) Japanese Patent Laid-Open No. 10-175424 (FIG. 2) JP-A-10-315756 (FIG. 1) Japanese Utility Model 6-822 (Fig. 3)

  The heating devices according to the proposals of Patent Documents 1 to 4 require a separate air conditioning device, heat exchange device, and the like, and have a problem that they cannot be easily installed on existing work vehicles.

  Therefore, an object of the present invention is to provide a driver's seat heating device that can be easily installed in an existing work vehicle without using expensive parts such as a heat exchange device.

A driver's seat heating device for a working vehicle of the present invention made to achieve the above object is a device for heating the driver's seat of a working vehicle whose engine cooling system is a discharge type, and has the following configuration It is characterized by having.
(1) A cover provided with an opening edge capable of surrounding the radiator grill of the working vehicle is provided.
(2) Inside the cover, there are attached a suction fan for sucking exhaust air discharged from the radiator grill and a flexible duct for guiding the exhaust air sucked by the suction fan to the outside of the cover. Being.
(3) The suction fan includes a motor driven by receiving power from a cigarette lighter, a power cord, and a power plug for the cigarette lighter.
(4) The cover is provided with an opening edge contact member for bringing the opening edge into close contact with the outer surface of the work vehicle.

  The driver's seat heating device for a working vehicle according to the present invention is mounted by pressing the opening edge contact member so that the opening edge of the cover surrounds the radiator grille so that the opening edge is in close contact with the outer surface of the work vehicle. Install the flexible duct so that the outlet faces the driver's seat. Then, the motor power cord is routed into the driver's seat and the power plug is connected to the cigarette lighter. If the power cord is provided with an ON / OFF switch that can be operated at the driver's seat, the operability is improved. When the apparatus is installed and power is supplied to the motor in this way, warm exhaust air discharged from the radiator grill during operation of the work vehicle is sucked by the suction fan inside the cover and blown out from the tip of the flexible duct. As a result, the driver's seat is heated. In addition, when working near planting, the exhaust from the radiator grill is not applied to planting, and the plant can be prevented from heat dying. Furthermore, because it is a heating device that effectively uses the exhaust heat of the work vehicle, it is also excellent in terms of ecology, and there is no need to use expensive parts such as a heat exchanger as a part to achieve it, Heating can be performed at low cost. In addition, power can be secured from the working vehicle itself, and there is no need to use a battery or the like.

In addition, the driver's seat heating device for a working vehicle of the present invention may further include the following configuration.
(5) The cover is made of a synthetic resin molded body, and the opening edge contact member is made of a magnet rubber plate attached to the opening edge.

  By having such a configuration as well, it is possible to easily carry out the work of fixing the opening edge of the cover so as to be in close contact with the outer surface of a work vehicle that is generally formed of a curved surface with a steel plate. In addition, it is possible to eliminate the need for a separate fixing with a gummed tape. If the rope is provided at a proper position of the apparatus and the tip of the rope is hooked on the pillar of the driver's seat, the support state of the apparatus is stabilized.

In addition, the driver's seat heating device for a working vehicle of the present invention may further include the following configuration.
(6) The cover is formed with an intake hole whose opening degree can be adjusted.
Note that the intake hole whose opening degree can be adjusted includes an intake hole with a lid that simply opens and closes.

  By having such a configuration, the temperature of the wind blown out to the driver's seat can be adjusted by increasing the opening of the intake hole so that a large amount of outside air can be taken in, and the smoothness corresponding to the engine output of the work vehicle You can make a flow of exhaust.

  According to the present invention, a driver's seat of a work vehicle can be heated without using expensive parts such as a heat exchange device, and can be easily installed in an existing work vehicle. In addition, the working environment at night can be improved, and planting is not damaged even when working near planting.

The driver's seat heating apparatus of Example 1 is shown, (A) is the perspective view seen from the front side, (B) is the perspective view seen from the back side. The driver's seat heating apparatus of Example 1 is shown, (A) is a front view, (B) is a rear view. It is sectional drawing of the driver's seat heating apparatus of Example 1. FIG. FIG. 2 shows a usage state of the driver's seat heating apparatus according to the first embodiment, in which (A) is a perspective view in a state of being mounted on a backhoe, and (B) is a perspective view in a state of being mounted on a forklift. It is explanatory drawing of a prior art.

  Hereinafter, embodiments for carrying out the present invention will be described by way of examples.

  As shown in FIG. 1, the driver's seat heating apparatus 1 according to the first embodiment includes a cover 10 made of a bowl-shaped or box-shaped synthetic resin having an opening on one side, a suction fan 20 attached in the cover 10, and a cover An aluminum flexible duct 30 is attached to the upper part, and a net 40 is attached to the opening.

  For this reason, as shown in FIG. 2, a cylindrical portion 11 to which the flexible duct 30 can be fitted is opened at the upper center of the cover 10. Further, an intake hole 12 whose opening degree can be adjusted is also opened beside the cylindrical portion 11.

  As shown in FIG. 3, the suction fan 20 includes a cone-shaped support member 23 that includes a peripheral portion 21 that is superimposed on the front surface of the opening edge 13 of the cover 10, and a circular opening 22 at the center, and the cone-shaped support member. The motor 24 is supported at the center of the opening 22 of the motor 23, and a five-blade fan body 25 attached to the rotating shaft of the motor 24. The motor 24 is provided with a power plug 26 for cigarette lighter at the tip, and a power cord 28 having an ON / OFF switch 27 is connected to the motor 24. The power cord 28 is connected to the side wall of the cover 10. (See Fig. 1 and Fig. 2).

  As shown in FIG. 3, the suction fan 20 is fixed by, for example, a bolt nut so that the peripheral edge of the cone-shaped support member 23 is superimposed on the front surface of the opening edge 13 so as to be positioned at the center of the cover 10. . In addition, a net 40 is overlapped on the front surface, and a magnet rubber plate 50 is fixed to the front surface of the net 40 along the opening edge 13 of the cover 10.

  As shown in FIG. 4A, the driver's seat heating apparatus 1 is attached, for example, so as to cover the radiator grill 61 on the rear side surface of the backhoe 60 and direct the flexible duct 30 toward the driver's seat. The driver's seat can be heated using exhaust air by attaching the power cord 28 to the pillar, routing the power cord 28 to the driver's seat, and connecting the power plug 26 to the cigarette lighter of the driver's seat.

  Similarly, as shown in FIG. 4B, for example, the cover 10 is attached so as to cover the radiator grill 71 at the rear of the forklift 70, and the flexible duct 30 is attached to the pillar so that the outlet is directed to the driver's seat. By driving 28 to the driver's seat and connecting the power plug 26 to the cigarette lighter of the driver's seat, driver's seat heating using exhaust air can be performed.

  In addition, since the driver's seat heating apparatus 1 of an Example has attached the magnet rubber plate 50 to the front surface of the opening edge 13, it can closely_contact | adhere with the magnetic force with respect to the outer surface of a vehicle. However, the ropes 81 with hooks are also provided at the four corners of the cover 20 so that they do not fall off. The ropes 81 are hooked on the pillars of the driver's seat. It is further preferable that the rope 81 can be tightened by a turnbuckle or the like.

  Naturally, the cover 10 includes an opening edge 13 that can surround the radiator grille of the vehicle, and prevents the exhausted air from being blown to the planting or the like. In addition, when heating is not required as in the summer, it is sufficient to use the flexible duct 40 with the tip of the flexible duct 40 facing upward so that the driver does not blow warm air. It is fully effective in that it can be resolved.

  As described above, according to the driver's seat heating apparatus 1 of the present embodiment, the driver's seat in an operation in a cold time such as a winter season, in particular, with respect to an existing work vehicle that is an open cabin type and does not include an air conditioner. Can be realized as a simple retrofit device. For this purpose, it is not necessary to use expensive parts such as an air conditioning unit, and it also exhibits the effect of two birds with one stone, which is planting protection. Furthermore, in consideration of the point that it is formed into a curved surface with a steel plate which is a general structure of a working vehicle, it can be easily mounted in a good contact state.

  In addition, by adjusting the opening temperature of the air intake hole 12 so that a large amount of outside air can be taken in, the temperature of the wind blown out to the driver's seat can be adjusted, and the smooth exhaust air flow corresponding to the engine output of the work vehicle can be adjusted. You can also make it.

  As mentioned above, although one Example of this invention was described, this invention is not restricted to this Example, Of course, various forms can be employ | adopted within the range which does not deviate from the summary.

  For example, it can be applied to agricultural vehicles such as tractors.

  It can be used as an apparatus for heating a driver's seat by being mounted on an industrial vehicle such as a backhoe, a forklift or a tractor.

DESCRIPTION OF SYMBOLS 1 ... Driver's seat heating apparatus 10 ... Cover 11 ... Cylindrical part 12 ... Intake hole 13 ... Opening edge 20 ... Suction fan 21 ... Peripheral part 22 ... Circular opening 23 ... Cone support member 24 ... Motor 25 ... Fan body 26 ... Power plug 27 ... Switch 28 ... Power cord 30 ... Flexible duct 40 ... Net 50 ... Magnet rubber plate 60 ... Backhoe 61 ... Radiator grill 70 ... Forklift 71 ... Radiator grill 81 ... Rope

Claims (3)

An apparatus for heating a driver's seat of a working vehicle whose engine cooling method is a discharge type, and having the following configuration.
(1) A cover provided with an opening edge capable of surrounding the radiator grill of the working vehicle is provided.
(2) Inside the cover, there are attached a suction fan for sucking exhaust air discharged from the radiator grill and a flexible duct for guiding the exhaust air sucked by the suction fan to the outside of the cover. Being.
(3) The suction fan includes a motor driven by receiving power from a cigarette lighter, a power cord, and a cigarette lighter plug.
(4) The cover is provided with an opening edge contact member for bringing the opening edge into close contact with the outer surface of the work vehicle. The apparatus for heating a driver's seat of a working vehicle according to claim 1, further comprising the following configuration.
(5) The cover is made of a synthetic resin molded body, and the opening edge contact member is made of a magnet rubber plate attached to the opening edge. The apparatus for heating a driver's seat of a working vehicle according to claim 1 or 2, further comprising the following configuration.
(6) The cover is formed with an intake hole whose opening degree can be adjusted.