JPH08199525A - Car-mounted sprinkler - Google Patents

Abstract

PURPOSE: To prevent the leakage of granules by installing a gate on its midway of a chute mounted on a hopper in a freely opening-closing manner, setting up a sprinkling disk for the granules to the lower section of the chute and fitting an elastic sealing material between the chute and the gate. CONSTITUTION: Granules are charged and stored in a hopper held by a stand. Granules stored in the hopper are forwarded to a chute 4 by falling by gravity. When an opening-closing driving machine is driven, a gate 5 is rotated around a horizontal shaft 18 and opened and closed to an outlet 13, and the quantity of granules discharged from an upper chute 11 is adjusted. When a rotary driving machine 8 is driven, the turning plate 21 of a sprinkling disc 7 is turned around a vertical shaft 20 to a supporter 19. The granules are not leaked to the outside by an elastic sealing material fitted between the chute 4 and the gate 5, fall through an under chute 15 from the outlet 13, and sprinkled in the circumferential direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an on-vehicle spraying device which is mounted on, for example, a loading platform of a vehicle and sprays powder particles such as an antifreezing agent onto roads and the like.

[0002]

2. Description of the Related Art Conventionally, as an in-vehicle spraying device of this type,
For example, Japanese Utility Model Publication No. 4-34185, Japanese Patent Laid-Open No. 12570/1993
The one described in No. 7 is known. This is basically a stand that can be placed on a loading platform of a vehicle, a hopper that is provided on the stand for gravity-falling the stored particles, and a discharge amount of the particles from the hopper. It consists of a gate for adjustment, an opening / closing drive that opens and closes the gate, a spreader that is rotatably provided below the gate and that spreads powder particles in the future, and a rotary drive that drives the spreader. There is. However, in the case of such particles, when the powder and granules are hard and small particles like sand, it is easy to get caught between the chute and the gate, and the opening and closing torque of the gate becomes excessive, resulting in malfunction. At the same time, when the gate was closed, particles could leak from the gap.

[0003]

SUMMARY OF THE INVENTION In view of the above problems, the present invention was devised to solve this problem, and the object is to prevent leakage even with small-diameter powder particles. ,
It is an object of the present invention to provide an in-vehicle spraying device that can open and close the gate by using a small power.

[0004]

The in-vehicle spraying device of the present invention basically comprises a stand which can be mounted on a bed of a vehicle and the like, and a powder or granular material stored in the stand which is gravity-dropped. A hopper for making the hopper, a chute provided in the hopper for guiding the powder and granules downward, a gate provided in the middle of the chute for adjusting the discharge amount of the powder and granules, an opening and closing drive for opening and closing the gate, and a chute A sprinkler that is swivelable below the scatterer to scatter the powder and granules, a rotary drive that drives the scatterer, and an elastic sealing material that is provided between the chute and the gate to prevent the powder and granules from leaking. The characteristic is that it is composed of

[0005]

The on-vehicle spraying device is mounted with the stand placed on the bed or the like of the vehicle. The granular material stored in the hopper is gravity-dropped and sent to the chute. When the opening / closing drive is driven, the gate is opened / closed to adjust the discharge amount of the powder or granular material. When the rotary drive machine is driven, the spreader is swiveled and the powder particles from the chute are scattered in the circumferential direction. Since the elastic sealing material is provided between the chute and the gate, leakage of the powder or granular material is prevented.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a side view showing an in-vehicle spraying device according to an embodiment of the present invention. FIG. 2 is an enlarged side view of FIG. 1 with a part broken away. FIG. 3 is a rear view of FIG. 2 with a part thereof cut away. FIG.
[Fig. 4] is a perspective view showing only a gate and an elastic sealing material. The in-vehicle spraying device 1 includes a stand 2, a hopper 3, a chute 4,
A gate 5, an opening / closing drive 6, a spreader 7, a rotation drive 8, and an elastic sealing material 9 constitute a main part thereof. The stand 2 is provided so as to be able to be placed on a loading platform of a vehicle, and in this example, it has a four-frame box shape, and is placed on a loading platform (not shown) of a truck except for a rear side, and is attached to a chain. It is fixed by a fixing tool (not shown) including a turnbuckle. The hopper 3 is provided on the stand 2 and gravity lowers the stored powder and granules. In this example, the powder and granules are provided in the upper and lower sides and have a quadrangular pyramid shape. It is closed by the body 10 so as to be openable, and the outlet is located on the rear side and above the lower surface of the stand 2. The chute 4 is provided in the hopper 3 and guides the powder and granules downward. In this example, the chute 4 has a rectangular tube shape and is detachably attached to the lower side of the hopper 3 from the rear side of the stand 2. An upper chute 11 extending downward, an inner table 12 provided inside the upper chute to guide the powder and granular material, an arc-shaped outlet 13 formed on the lower side of the upper chute 11, and a front side and a lower side being opened. And a gate support 14 having a box shape and attached to the lower side of the upper chute 11, and a gutter-shaped upper chute 11
And an undershoot 15 that is provided across the lower side of the gate support 14 and that guides the granular material from the outlet 13 downward. The gate 5 is provided in the middle of the chute 4 to adjust the discharge amount of the powder or granular material. In this example, the gate 5 is a so-called tenter gate, and is a circle arranged in the gate support 14 so as to face the outlet 13. It is composed of an arc-shaped peripheral plate 16, left and right fan-shaped side plates 17 for supporting the arc-shaped peripheral plate 16, and a horizontal shaft 18 fixed to the center of the arc of the peripheral plate 16 and rotatably provided on the gate support 14 about the horizontal axis. There is. The opening / closing drive 6 opens and closes the gate 5, and in this example, an electric motor is used.
Is provided on the right side of and is connected to rotate the horizontal shaft 18. The spreader 7 is provided below the chute 4 so as to be capable of swiveling and sprays the powder and granules. In this example, a support 19 provided on the rear side of the gate support 14 and a vertical shaft The vertical axis 20 is rotatably provided on the vertical axis 20, and the swivel plate 21 is provided below the vertical axis 20 to disperse the powder particles from the undershoot 15. The rotary drive 8
It drives the spreader 7, which is an electric motor in this example, is provided above the support 19 and is linked to rotate the vertical axis 20. The elastic sealing material 9 is provided between the chute 4 and the gate 5 to prevent the leakage of the granular material. In this example, the elastic sealing material 9 has a sickle shape and is arranged on both left and right sides of the upper chute 11 near the outlet 13. The left and right peripheral surface seal members 22 made of rubber that are slidably fitted to the outer peripheral surface of the peripheral plate 16, the left and right plates 23 that have substantially the same shape and hold the peripheral surface seal members 22, and the peripheral surface seals. An appropriate number of bolts 2 for detachably attaching the material 22 and the plate 23 to the upper chute 11
4 and an upper chute 1 having a rectangular shape near the exit 13
1, a rubber-made end face seal member 25 disposed on the lower side of the peripheral plate 16 to which the end face of the peripheral plate 16 is fitted, and a bracket 26 for holding the end face seal member 25.
And an appropriate number of bolts 27 for removably attaching the end face seal material 25 and the bracket 26 to the upper chute 11. The bracket 26 has a function of connecting the upper chute 11 and the gate support 14, and a peripheral surface sealing material 22.
It also has the function of holding. Although not shown, the open / close drive 6 and the rotary drive 8 are connected to a controller provided in the driver's seat of the vehicle by a cable and connected to a battery mounted on the vehicle via a cigarette lighter section. Is
The controller controls the rotation speed according to the spraying condition. On the stand 2 on the front side of the spreader 7, a reflecting plate 28 for reflecting the granular material is vertically installed.

Next, the operation will be described based on such a configuration. The in-vehicle spraying device 1 is mounted by mounting the stand 2 on a bed or the like of a vehicle and fixing it by a fixing tool. The powdery particles are stored by being opened from the lid 10 of the hopper 3 and introduced from the inlet. The granular material stored in the hopper 3 is
Gravity is lowered and sent to the chute 4. When the opening / closing drive 6 is driven, the gate 5 is rotated about the horizontal axis 18 and is opened / closed with respect to the outlet 13 to adjust the discharge amount of the powder or granules from the upper chute 11. When the rotary drive machine 8 is driven, the swirl plate 21 of the sprinkler 7 is swiveled around the vertical axis 20 with respect to the support body 19, and the powder particles that have fallen from the outlet 13 through the undershoot 15 in the circumferential direction. It is scattered. At this time, the powder particles scattered forward are reflected by the reflection plate 28. The open / close drive 6 and the rotary drive 8 are controlled in rotation speed from the driver's seat of the vehicle by a controller according to the spraying condition. Since the elastic sealing material 9 is provided between the chute 4 and the gate 5, the leakage of powder particles is prevented. That is, the peripheral surface of the gate 5 is the left and right peripheral surface sealing material 22.
Since the end surface of the gate 5 is adapted to be slidably engaged with the end surface sealing material 25 at the time of closing,
Even if the powder and granules are hard and small, such as sand, there is no possibility of being caught between the chute 4 and the gate 5, and the opening / closing torque of the gate 5 becomes excessive, resulting in malfunction.
In addition, the granular material does not leak from the gap when the gate 5 is closed. By the way, in this example, the particle diameter φ
The amount can be adjusted from 0.5 mm to about 4 mm in particle diameter of calcium chloride without leakage.

Although the gate 5 is a so-called tenter gate in the above embodiment, it is not limited to this.
Although the elastic seal material 9 is made of rubber in the above embodiment, the elastic seal material 9 is not limited to this, and may be made of synthetic resin, for example. In the above embodiment, the elastic sealing material 9 is provided with both the peripheral surface sealing material 22 and the end surface sealing material 25 on the chute 4 side, but not limited to this, for example, both are provided on the gate 5 side, or one of them is provided. It may be provided on the chute 4 side and the other on the gate 5 side.

[0009]

As described above, according to the present invention,
The following excellent effects can be achieved. (1) Consists of a stand, a hopper, a chute, a gate, an opening / closing drive, a spreader, a rotation drive, and an elastic sealing material,
In particular, since the elastic sealing material for preventing the leakage of the powder or granules is provided between the chute and the gate, the powder or granules having a small diameter can be leaked and the gate can be opened and closed by a small power. (2) Since only the elastic seal material that prevents the leakage of powder particles is provided between the chute and the gate, the structure is relatively simple and the cost is low, and it can be easily applied to existing ones. You can

[Brief description of drawings]

FIG. 1 is a side view showing an in-vehicle spraying device according to an embodiment of the present invention.

FIG. 2 is an enlarged side view of FIG. 1 with a part broken away.

FIG. 3 is a rear view of FIG. 2 with a part thereof cut away.

FIG. 4 is a perspective view showing only a gate and an elastic sealing material.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... On-vehicle spraying device, 2 ... Stand, 3 ... Hopper, 4 ... Chute, 5 ... Gate, 6 ... Opening / closing drive machine, 7 ... Spreader, 8
... Rotation drive machine, 9 ... Elastic seal material, 10 ... Lid body, 11 ...
Upper shoot, 12 ... Inner table, 13 ... Exit,
14 ... Gate support, 15 ... Undershoot, 16 ...
Peripheral plate, 17 ... Side plate, 18 ... Horizontal axis, 19 ... Support, 20 ...
Vertical axis, 21 ... Swivel plate, 22 ... Peripheral surface sealing material, 23 ... Plate, 24, 27 ... Bolt, 25 ... End surface sealing material, 26
... Bracket, 28 ... Reflector.

Claims (1)

[Claims] 1. A stand that can be placed on a loading platform of a vehicle, a hopper that is provided on the stand and that gravity lowers the stored powder and granules, and a hopper that is provided on the hopper and that downwardly moves the powder and granules downward. A chute that guides, a gate that is provided in the middle of the chute to adjust the discharge amount of powder and granules, an opening and closing drive that opens and closes the gate, and a spreader that is swivelable below the chute and sprays the powder and granules. An in-vehicle spraying device, which comprises: a rotary drive that drives a spreader; and an elastic seal member that is provided between a chute and a gate to prevent leakage of powder and granules.