JP2000318437A - Combine equipped with simplified air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To protect an operator from the heat or the cold by means of blowing an air-conditioning airflow of a cooler or a heater against the operator by providing an operator's seat on a travelling car body, where a blow off port of an airflow is sent from an air conditioner at an adjacent position and a blow off direction of the air current is optionally controlled. SOLUTION: An operator's seat 2 is arranged on the front part right side toward the forwarding direction of a travelling car body 1, and an operator can be seated and drive. Additionally, an air conditioner 3 is set with an accessory apparatus at a back position of the operator's seat 2 and sends a controlled airflow to air ducts 9, 9'. These air ducts 9, 9' are formed in a T shape and are constituted to blow air by separating it to both left and right sides. Furthermore, the air conditioner 3 starts air conditioning work by a heater and a cooler by properly using fleon gas and hot water circulated by a gas pipe 10 and a hot water pipe 11. Consequently, the operator is protected from the heat as a conditioned air current is sent by the simple air conditioner 3 even in the hot season of summer.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combine equipped with a simplified air conditioner and belongs to the technical field of agricultural machinery.

[0002]

2. Description of the Related Art Conventionally, mobile vehicles such as agricultural work machines, civil engineering works, construction work machines and the like are equipped with a cabin on which an operator sits on a vehicle body. It is designed to improve work efficiency.
The air conditioner is usually installed on the ceiling of the cabin, and a grill that blows out an air flow (heat / cold air) from the air conditioner into the cabin is opened above the operator's head. A technology has been put to practical use in which a drain hose for drainage generated by condensing moisture in the air due to dehumidification is piped from the ceiling to the rear of the cabin, and the air in the cabin is adjusted comfortably.

[0003] Recently, a technology has been disclosed in which a simple air conditioner is mounted even on an agricultural machine without a cabin.

[0004]

[0005] Among agricultural machines, combine harvesters generate dust and dust during operation and are scattered, and even if a dustproof cover is provided, they cannot be prevented from floating around the cockpit. Absent. In addition, combine harvesters concentrate on the summer season (rice harvest in August in Kochi's second crop) and late fall (rice harvest in November in the southwestern warm region), so they work while enduring the heat and cold. It must be, and bad conditions overlap.

Therefore, a combine has conventionally been provided with a cabin to protect an operator from a bad environment and to create a comfortable working environment. However, a small simple combine has a cost and a structure. There is a problem that the cabin cannot be mounted from the surface, and it is necessary to endure the above-mentioned bad conditions.

[0006]

The present invention takes the following technical means in order to solve the above-mentioned conventional problems. That is, a control seat 2 is provided on a traveling vehicle body 1 not equipped with a cabin, and an air flow (hot / cold air) sent from an air conditioner 3 mounted on the traveling vehicle body 1 is provided in the vicinity of the pilot seat 2. The air outlet 4 is a combine equipped with a simple air conditioner having a configuration in which the blowing direction of the air flow can be adjusted to an arbitrary direction.

[0007]

Since the present invention is constructed as described above, it is possible to use air-conditioning equipment having a simple structure at low cost to blow off straw and dust floating around the cockpit.
Air-conditioning airflow for cooling and heating is blown to the operator,
It can protect from heat or cold.

[0008]

Embodiments of the present invention will be described below. First, as shown in FIG. 4, the combine mounts a threshing device 5 on the traveling vehicle body 1 and connects a cutting pre-processing device 8 including a cutting device 6 and a grain culm conveying device 7 to a front side thereof. It is composed. The control seat 2 is disposed on the front right side in the traveling direction of the traveling vehicle body 1 so that the operator can sit and drive.

Next, as shown in FIG. 1, the air-conditioning equipment 3 is installed together with attached equipment at a position behind the control seat 2 so that the adjusted air flow (hot / cold air) is supplied to the air ducts 9 and 9. '. In the embodiment shown in FIGS. 1 and 2, the air ducts 9 and 9 ′ are formed in a T-shape so that air can be blown separately on the left and right sides.

The gas pipe 10 attached to the air conditioner 3
And the hot water pipe 11 are piped on the lower side, the gas pipe 10 is communicatively connected to a condenser (not shown), and the hot water pipe 11 is communicablely connected to the engine side. Cooling the former (circulates CFC gas refrigerant)
And the latter is used for heating (sending hot water).

The air conditioner 3 thus configured is provided with a temperature setting dial on an operation panel at the front side of the control seat 2 and connected to a control device to control the temperature of the regulated air flow, although not shown. , Can be set in advance. Next, in the case of the embodiment shown in FIG.
Blower duct 9 arranged in a T-shape on both left and right sides as described above,
9 'is connected to the front end of the operator's seat so that air can be blown out from both sides of the operator sitting on the control seat. In this embodiment, the air outlets 4, 4 'can be rotated back and forth, right and left around a vertical axis 12 of the base as a rotation fulcrum.
And the wind direction can be adjusted up and down.

In the configuration example shown in FIG. 2, a bellows blower pipe 14 which is freely bendable is connected to the distal ends of the T-shaped blower ducts 9 and 9 '. Make up '. As shown in FIG. 3, the control seat 2 is provided with a sun visor 15 mounted thereon so as to be freely adjustable in height, so as to avoid direct sunlight and rain.

In the combine constructed as described above, the operator first operates the dial on the operation panel to set the temperature of the air conditioner 3 before starting the cutting and threshing operation. Then, the air-conditioning equipment 3 starts air-conditioning operation based on the equipped control mechanism, and uses the chlorofluorocarbon gas and the hot water circulated by the gas pipe 10 and the hot water pipe 11 which are piped to use the air by cooling and heating. Beginning the regulating action, the following description describes the cooling action in summer.

As described above, the air conditioner 3 blows out the air flow (cold air) maintained at the set temperature into the air blow ducts 9 and 9 'and blows the air flow from the air outlets 4 and 4 to the operator. Become. In this case, as shown in FIG. 1, the air outlets 4, 4 blow out a regulated air flow (cold air), and around the cockpit 4, the regulated air at the set temperature flows out, and the upper part of the pilot's upper body is released. In this way, a simple air conditioning operation is performed. At this time, the air flow is adjusted by swinging the outlets 4, 4 back and forth and left and right (see the phantom line in FIG. 1) with the vertical axis 12 as a rotation fulcrum, and continues the harvesting and threshing work while selecting the blowing direction. .
This adjustment operation is a cooling effect that directs the conditioned air flow to the desired site, and furthermore, blows off floating straw waste and dust,
This can be performed for the purpose of a so-called dustproof effect.

In this manner, the operator can be protected from the heat by sending a regulated air flow by the simple air conditioner 3 even in the hot summer season, and furthermore, the operator generates the operator's seat 2 by cutting and threshing work. Blow off the dust and dust floating around the area to continue working in a relatively clean environment. As shown in FIG. 1, the air outlets 4 and 4 ′ can be adjusted to change the wind direction in the front, rear, left and right and up and down directions by adjusting the vertical axis 12 and the adjusting fins 13. Further, FIG.
In the outlets 4 and 4 'shown in Fig. 4, the bellows blower pipe 14 can be freely adjusted to a required location around the bellows, and the blow direction can be selected to perform the operation.

Another Embodiment 1 Next, another embodiment 1 will be described with reference to FIGS. Another embodiment 1 is an invention related to the attachment of an oil filter 20 for hydraulic oil to be sent to a hydraulic mechanism (hydraulic transmission). First, the oil filter 20 is interposed between the hydraulic device and the hydraulic pump. In the embodiment shown in FIG. 5, the oil filter 20 is mounted below the step 22 disposed in front of the control seat 21. In this configuration, the oil filter 20 is
Attaching frame 2 laid back and forth under step 22
3 is attached with screws with a vibration-proof rubber 24 interposed therebetween. In addition, 25 is an oil inflow pipe, and 26 is an oil feed pipe.

As described above, the oil filter 20
Are mounted in a housed state by utilizing the space below the step 22, and furthermore, the configuration is such that propagation of vibration can be reduced by the vibration-proof rubber 24. Therefore, the oil filter 20 is characterized in that the propagation of vibration between the oil filter 20 and the vehicle body side is reduced, and that the maintenance is easy because the sides are opened.

Second Embodiment Next, a second embodiment will be described with reference to FIGS. Another embodiment 2 relates to the ventilation type sound insulation panel 30 and aims at creating a quiet environment by mounting the sound insulation panel 30 at a location where noise is generated. First, the ventilation type sound insulation panel 30
Represents two plates 3 spaced apart as shown in FIG.
1, 31 'are integrally formed by alternately providing communication holes 32 and semi-communication holes 33 having an open middle. And the ventilation type sound insulation panel 30 is provided with the two holes 32 and 33.
It has air permeability, and has two types of holes (communication holes 32).
As shown in the graph of FIG. 8, the sound passing through the semi-communication hole 33) has phases opposite to each other in a region of an arbitrary frequency, and the sound is reduced by an interference effect in this region.

That is, in FIG. 8, the transmitted sound A and the transmitted sound B interfere with each other when passing through as shown in the graph, and are reduced to a low sound that cannot be called noise. Hereinafter, a number of configuration examples to which the ventilation type sound insulation panel 30 is attached will be described. First, in the configuration examples shown in FIGS. 9 and 10, the ventilation type sound insulation panel 30 is mounted on the intake side of an intake box 36 accommodating an air cleaner 35. The configuration example shown in FIG. 11 has a configuration in which a ventilation type sound insulation panel 30 is attached to an intake port 37 of an air cleaner 35.

Next, the configuration examples shown in FIGS.
Radiator cover 39 surrounding the outside of engine room 38
As shown in the drawing, a ventilation type sound insulation panel 30 is attached to the inside. In the drawings, 40 is a radiator, 41 is an intake fan, and 42 is an engine. With this configuration, the outside air is sucked in from the radiator cover 39 by the action of the rotationally driven intake fan 41, passes through the ventilation type sound insulation panel 30, and passes through the radiator 40.
To reach the cooling action. Then, the cooling air is further sent to the engine 42 side, and is blown out to the opposite side of the engine room 38 outside the machine.

In such an intake process, when the outside air passes through the two types of holes (the communication hole 32 and the semi-communication hole 33), the ventilated sound insulation panel 30 generates the transmitted sound A as shown in FIG. The transmitted sound B interferes with each other and is reduced, resulting in a low sound. 15 and 16, the ventilation type sound insulation panels 30 are provided on both the upper and lower sides of the condenser 45. In addition, 46 is a dustproof net, and 47 is an intake fan. The condenser 45 is configured to condense and liquefy the refrigerant (for example, CFC) of the air conditioner, as is conventionally known.

In the embodiment constructed as described above, when the outside air taken in by the intake fan 47 passes through the ventilation type sound insulation panel 30 through the dustproof net 46, the sound is reduced as described above to eliminate noise. Will be. Next, in the configuration examples shown in FIGS. 17 and 18, most of the outer circumference of the engine room 38 surrounding the engine 42 is surrounded by the ventilation type sound insulation panel 30 having air permeability.

With such a configuration, the engine room 38 is characterized in that the cooling effect is enhanced and the engine sound is reduced and the engine sound becomes quieter because the whole of the engine room 38 has ventilation. FIG. 19 shows the muffler 48 of the engine 42.
The ventilated sound insulation panel 30 is attached to the outlet 50 of the tail pipe 49 communicating with the exhaust pipe to reduce the exhaust noise.

[Brief description of the drawings]

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is an oblique view of an embodiment of the present invention.

FIG. 3 is a front view of one embodiment of the present invention.

FIG. 4 is a side view of one embodiment of the present invention.

FIG. 5 is a side view of another embodiment 1 of the present invention.

FIG. 6 is another embodiment 1 of the present invention and is an exploded perspective view.

FIG. 7 is a side sectional view showing another embodiment 2 of the present invention.

FIG. 8 is a graph showing another embodiment 2 of the present invention.

FIG. 9 is a side view of another embodiment 2 of the present invention.

FIG. 10 is an exploded perspective view of another embodiment 2 of the present invention.

FIG. 11 is a perspective view of another embodiment 2 of the present invention.

FIG. 12 is a side view of another embodiment 2 of the present invention.

FIG. 13 is an exploded perspective view of another embodiment 2 of the present invention.

FIG. 14 is a side view of a second embodiment of the present invention.

FIG. 15 is a side view of a second embodiment of the present invention.

FIG. 16 is an exploded perspective view of the second embodiment of the present invention.

FIG. 17 is a plan view of a second embodiment of the present invention.

FIG. 18 is an internal side view of another embodiment 2 of the present invention.

FIG. 19 is a side view of another embodiment 2 of the present invention.

[Explanation of symbols]

1 running body 2 cockpit 3
Air conditioning equipment 4 outlet.

 ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Junji Doihara 1st Hachikura, Tobe-cho, Toyo-cho, Iyo-gun, Ehime Prefecture Iseki Agricultural Machinery Co., Ltd. In-house Engineering Department (72) Inventor Mikiya Shirakata 1-Yachikura, Tobe-cho, Iyo-gun, Ehime Prefecture Iseki Agricultural Machinery Co., Ltd.

Claims (1)

[Claims] 1. A control seat is provided on a traveling vehicle body not equipped with a cabin, and an airflow (hot / cold air) sent from an air conditioner mounted on the traveling vehicle body is provided near the pilot seat. A combine equipped with a simple air conditioner, wherein an air outlet is arranged and provided, and the air outlet is configured to be capable of adjusting a blowing direction of the air flow in an arbitrary direction.