JP3936878B2 - Cabin structure for speed sprayer cabin - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a speed sprayer cabin window structure that can open and close side windows.
[0002]
[Prior art]
In a speed sprayer with a well-known configuration for controlling orchards and the like, the cover panel that defines the cabin provided to prevent workers from being exposed to chemicals is damaged on the branches and fruits while traveling between trees. Since it is necessary to have a roundness and to prevent corrosion, chemical resistance, etc. is required, so it is usually made of a synthetic resin such as FRP that requires relatively little mold and processing costs and has excellent corrosion resistance. It has become. As described above, in a conventional speed sprayer in which the cabin is covered with a synthetic resin cover, a side window opening is formed in the cover panel, and a window glass is formed in the side window opening. It is normal that the window glass cannot be opened and closed.
This is because the cover panel is made of synthetic resin, so that the rigidity is not sufficient and it is easy to bend.In order to ensure the sealing performance of the window portion, the window glass is provided with rubber grommets or the like in the side window openings. It is because it is necessary to adhere directly via.
[0003]
[Problems to be solved by the invention]
However, if the window glass is stuck and fixed as described above, it is difficult for the operator inside the cabin to talk to a work assistant outside the cabin, and it is difficult to hear the alarm sound outside the cabin. In addition, it is difficult to grasp the external situation, and it is difficult to ensure the required air permeability in the case of a trouble of the air conditioner, and there is a problem that it does not feel a sense of opening.
[0004]
The present invention was made to solve the conventional problems as described above, and the purpose of the present invention is that even if the cover panel is made of synthetic resin, the required rigidity is obtained in the side window portion, The window of the cabin for the speed sprayer, which can open and close the window glass, can talk to the outside of the cabin, can easily grasp the external situation, and can also obtain sufficient ventilation and open feeling. To provide a structure.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, a speed sprayer cabin window structure according to the present invention comprises a synthetic resin cover panel defining a cabin , and an annular metal fixed to a side window opening of the cover panel. And a sash is connected and fixed to the inside of the annular shape of the window frame via a flexible connecting material. A connecting plate is fixed inside the window frame, the flexible connecting member is fixed to the connecting plate, and a movable window glass that can be opened and closed is supported on the sash. Yes.
[0006]
In a more preferred embodiment, a movable window glass that is opened and closed in a sliding manner is supported on the sash.
The window frame is preferably formed of a metal hollow tubular body.
In a more preferred embodiment, the front half of the sash is sealed with a fixed window glass, and the rear half is sealed with the movable window glass.
[0007]
In a preferred embodiment of the speed sprayer cabin window structure according to the present invention configured as described above, a metal hollow tube is formed in the side window opening formed in the synthetic resin cover panel that defines the cabin. An annular rigid window frame formed by a body or the like is fixed, and a sash is connected to the window frame via a connecting plate and a flexible connecting member. Therefore, a side window portion configured by the window frame, the sash, etc. Therefore, it becomes possible to support the movable window glass that can be opened and closed in the front-rear direction of the machine body, for example, in a sliding manner without impairing the sealing performance.
Thus, by making the side window of the cabin openable, it is possible to talk with the outside of the cabin, to easily grasp the external situation, and to sufficiently obtain air permeability and a feeling of opening.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a perspective view showing an example of a speed sprayer in which an embodiment of a window structure according to the present invention is adopted.
[0009]
The illustrated speed sprayer 10 is provided with a cabin 12 in which a driver's seat 14 and a steering handle 13 are disposed at the front of the vehicle body, and a pair of left and right front wheels 11 and 11, and a pair of left and right front wheels. Rear wheels 16 and 16 are arranged to be steerable by four wheels. Immediately after the cabin 12, a horizontal and semi-cylindrical chemical tank 15 is provided. An engine room 17 is formed immediately after the chemical tank 15, and a cylindrical wind tunnel 18 and the like are disposed behind the engine room 17. An axial blower fan 20 provided with an air outlet 19 and the like is disposed, and a required number of chemical spray nozzles (not shown) are disposed along the circumferential direction of the wind tunnel 18 at the air outlet 19. Although not shown in the figure, a chemical liquid supply pump for supplying chemical liquid to the nozzle is arranged in the cabin 12, and the chemical liquid sprayed to the outside from the nozzle blows out from the air outlet 19 toward the outside. Is diffused by the air flow from the axial blower fan 20 so that an operator can safely disperse the chemical solution while operating the steering handle 13 in the cabin 12 in an orchard or the like. It can be done comfortably.
[0010]
The cabin 12 is hermetically defined by FRP cover panels 31 and 32 (an exterior panel 31 and an interior panel 32). A windshield 23 is attached to the front surface of the cover panels 31 and 32, and the right side. A side door 30 having the window structure of the embodiment of the present invention is provided in the upper half portion of the left side surface, and a fixed window 34 for fitting and closing is provided below the side door 30. Is provided.
[0011]
As shown in FIGS. 2, 3, and 4, the left side window 30 has a required rigidity fixed to a side window opening 35 formed on the left side of the cover panels 31 and 32. An annular window frame 40 formed of a metal hollow tubular body having a cross-sectional shape 8, a steel plate connecting plate 42 fixed by welding or the like along the annular inner side of the window frame 40, and an elliptical sectional shape A rigid sash 50 made of an aluminum alloy connected via a flexible connecting member 44 made of rubber grommet for attaching a window glass, and window glasses 61 and 62 supported by the sash 50 are provided.
[0012]
The window frame 40, the connecting plate 42, the flexible connecting member 44, and the sash 50 are formed in a shell-shaped annular body when viewed from the side, and the window frame 40 is narrowed by the cover panels 31 and 32. The connecting plate 42 is fixed to the window frame 40 by welding or the like.
[0013]
The connecting plate 42 and the connecting projection plate 53 of the sash 50 are fitted and fixed to the outer peripheral side and the inner peripheral side of the flexible connecting member 44, respectively.
The edge portions of the side window openings 35 in the cover panels 31 and 32 are in close contact with the flexible connecting member 44.
Accordingly, the cover panels 31, 32 and the side window forming members 40, 42, 44, 50 such as the window frame are sealed in a liquid-tight manner.
[0014]
An outer groove 51 and an inner groove 52 are formed on the inner peripheral side of the sash 50, and the front half of the outer groove 51 in the front-rear direction F-R of the machine body is secured to scratches such as tempered glass. A window glass 61 is fixed by slashing, and a rectangular movable window glass 62 is supported on the rear half of the inner groove 52 so as to be slidable in the front-rear direction F-R. At 62, the front half and the rear half of the sash 50 are sealed.
[0015]
A sealing member 65 made of felt or the like is fixed to the outer surface of the front end portion of the movable window glass 62 so as to close a gap formed between the overlapping portions with the fixed window glass 61. An opening / closing handle 70 with a locking swinging hook 72 is attached to the center of the rear end of the inner surface of the movable window glass 62, and the engagement window 70 is closed when the movable window glass 62 is closed. A stop swinging hook 72 is hooked on a locking member 73 fixed to the sash 50, and in this state, the movable window glass 62 cannot be opened from the outside.
[0016]
In the window structure of the present embodiment having such a configuration, the side window opening 35 formed in the cover panels 31 and 32 has an annular shape formed of a metal hollow tubular body having a required rigidity. Since the window frame 40 is fixed and the sash 50 is connected to the window frame 40 via the connecting plate 42 and the flexible connecting member 44, the side window 30 constituted by the window frame 40, the sash 50, etc. Therefore, the sash 50 can be supported by the sash 50 so as to support the movable window glass 62 that can be opened and closed in the front-rear direction F-R without impairing the sealing performance.
[0017]
Thus, by making the side window 30 of the cabin 12 openable / closable, it is possible to talk with the outside of the cabin, to easily grasp the external situation, and to sufficiently obtain air permeability and a feeling of opening.
Although one embodiment of the present invention has been described in detail above, the present invention is not limited to the above-described embodiment, and various designs can be used without departing from the spirit of the invention described in the claims. Can be changed.
[0018]
【The invention's effect】
As understood from the above description, in the speed sprayer cabin window structure of the present invention, the side window opening formed in the cover panel is formed of a metal hollow tubular body having a required rigidity. An annular window frame is fixed, and a sash is connected to the window frame via a connecting plate and a flexible connecting material. Therefore, a side window composed of the window frame and the sash is difficult to be bent. It becomes possible to support the movable window glass which can be opened and closed by the sash without impairing the property. Thus, by making the side window openable, it is possible to have a conversation with the outside of the cabin, to easily grasp the external situation, and to obtain sufficient ventilation and a feeling of opening.
[Brief description of the drawings]
FIG. 1 is a left front perspective view showing an example of a speed sprayer to which an embodiment of a window structure according to the present invention is applied.
2 is an enlarged left side view showing a window structure applied to the speed sprayer of FIG. 1; FIG.
3 is a perspective sectional view taken along the line III-III in FIG. 2;
4 is a cross-sectional view taken along the line IV-IV in FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 ... Speed sprayer 12 ... Cabin 31, 32 ... Cover panel 35 ... Side window opening 40 ... Rigid window frame 42 ... Connecting plate 44 ... Flexible connection material 50 ... Sash 61 ... Fixed window glass 62 ... Movable window glass

Claims (5)

A synthetic resin cover panel (31, 32) that defines the cabin (12) , and an annular metal rigid window frame fixed to the side window opening (35) of the cover panel (31, 32). (40) and equipped with a,
A window structure of a cabin for a speed sprayer, characterized in that a sash (50) is connected and fixed to the inside of the annular shape of the window frame (40) via a flexible connecting member (44). A connecting plate (42) is fixed to the inside of the window frame (40), the flexible connecting member (44) is fixed to the connecting plate (42), and the sash (50) can be opened and closed. The window structure of the cabin for a speed sprayer according to claim 1, wherein a movable window glass (62) is supported. The speed window sprayer cabin window structure according to claim 2, wherein the movable window glass (62) is slidably movable. The window structure of a cabin for a speed sprayer according to any one of claims 1 to 3, wherein the window frame (40) is formed of a metal hollow tubular body. The speed sprayer according to claim 2 or 3, wherein the front half of the sash (50) is sealed with a fixed window glass (61) and the rear half is sealed with the movable window glass (62). Cabin window structure.

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