JPH08128011A - Rolling machine - Google Patents

Abstract

PURPOSE: To enhance design freedom of a water tank exposed outside, prevent generation of rust, and firmly constitute a mounting mechanism of the water tank and an operator seat. CONSTITUTION: In a rolling machine equipped with a water tank 4 and an operator seat 5 on a vehicle body 1, the water tank 4 is molded of a synthetic resin material. Long and narrow recessed grooves 10 are formed in a front face, top face and rear face of the water tank 4, and band-plates 13 of a fastening member 12 are fitted thereto. A lower end of the band-plate 13 is fixed to the vehicle body 1, the operator seat 5 is fitted to the top face of the band- plate 13, and the water tank 4 and the operator seat 5 are mounted above a rear wheel 3 by means of the common fastening member 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a compaction machine having a water tank and a driver's seat on a vehicle body.

[0002]

2. Description of the Related Art Conventionally, there is known a compaction machine in which a water tank for sprinkling water is installed above a rear wheel of a vehicle body and a driver's seat is mounted on the water tank. In this compaction machine, a water tank is formed of an iron plate, and a bracket for attaching a driver's seat is welded to the upper surface of the water tank.

[0003]

However, the conventional rolling machine has the following problems because the water tank is made of an iron plate. (1) When a water tank is to be formed into an external shape that uses a lot of curved surfaces, a press die is required, which is unsuitable for small-quantity production. Therefore, a square obsolete design has been forced. (2) Since rust is likely to occur, special rust prevention measures were required. (3) Since the driver's seat is attached to the bracket welded to the water tank, the water tank is easily damaged by the stress concentration generated in the welded portion, and there is also a problem in the attachment mechanism of the water tank and the driver's seat.

Therefore, an object of the present invention is to improve the degree of freedom in designing a water tank, prevent the occurrence of rust, and, moreover, make the water tank and the driver's seat mounting mechanism robust. To provide.

[0005]

In order to solve the above-mentioned problems, a compaction machine according to the invention of claim 1 is provided with a water tank and a driver's seat on the vehicle body, and the water tank is molded from a synthetic resin material. The water tank is fixed to the vehicle body, and the driver's seat is located above the water tank and installed on the vehicle body.

In the compaction machine according to the second aspect of the present invention, the water tank is formed of a synthetic resin material, the driver's seat is positioned above the water tank, and the water tank and the driver's seat are attached to the vehicle body by common attachment means. Composed.

In the compaction machine according to the third aspect of the present invention, the water tank is formed of a synthetic resin material, a band-shaped fastening member is provided so as to cross the upper surface of the water tank, and the lower end of the fastening member is fixed to the vehicle body. In addition, the driver's seat is attached to the upper surface of the fastening member.

According to a fourth aspect of the present invention, in a compaction machine, a water tank is formed of a synthetic resin material, a groove extending in the front-rear direction is formed on the upper surface of the water tank, and a band-shaped fastening member is fitted in the groove. In addition, the lower end of the fastening member is fixed to the vehicle body, and the driver's seat is attached to the upper surface of the fastening member.

[0009]

According to the invention of claim 1, since the water tank is formed of synthetic resin, it can be easily formed into an arbitrary shape such as an outer shape including a curved surface, and most of the outer surface can be formed. The degree of freedom in designing the water tank that exposes the water is improved. Further, since the driver's seat is located above the water tank, the capacity of the water tank can be increased without being disturbed by the driver's seat. Moreover, since no rust occurs in the water tank, no special rust prevention measures are required.

According to the second aspect of the invention, since the water tank and the driver's seat are mounted on the vehicle body by the common mounting means, the mounting mechanism for the water tank and the driver's seat is simplified.

According to the third aspect of the present invention, since the water tank and the driver's seat are attached to the vehicle body by the band-shaped fastening member, the concentrated load does not act on the water tank, and damage to the resin water tank is prevented. It Further, since the band-shaped fastening member exposes most of the outer surface of the water tank, there is no fear of hindering its design.

According to the invention of claim 4, the water tank can be securely fixed to the vehicle body by fitting the fastening member into the concave groove of the water tank, and the fastening member is fitted into the concave groove of the upper surface of the water tank. Since they are fitted and concealed, the driver's seat and the mounting portion of the water tank are beautifully constructed. In addition, since the concave groove is formed to be elongated in a part of the water tank, there is no fear that the tank capacity is reduced, and rather, there is an advantage that the rigidity of the water tank can be improved by exerting a reinforcing effect.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show a compaction machine of the present embodiment, in which 1 is a vehicle body, 2 is a front wheel as an oscillating compaction wheel, 3 is a rear wheel as a steering wheel, 4 is a front wheel 2 and Water tanks 5 for watering the rear wheels 3 are driver's seats. The water tank 4 is formed of a synthetic resin material such as polyethylene or FRP having excellent weather resistance, and the water tank 4 is provided above the rear wheel 3 above the vehicle body 1.
Fixed on the top exposed. The driver's seat 5 is located above the water tank 4 and installed in the vehicle body 1.

FIGS. 6 and 7 show the structure of the water tank 4. The water tank 4 of this embodiment is molded from the resin material having a wall thickness of about 5 mm into a relatively flat rectangular parallelepiped shape.
The length in the left-right direction is set to be substantially equal to the vehicle width. A curved surface is provided at each corner of the outer surface of the water tank 4,
Each part of the water tank 4 is formed in consideration of design, such as an inclined surface provided on the back surface. A water inlet cap 7 and a normally closed lid 8 are provided on the upper surface of the water tank 4, and a plurality of pipe fittings 9 are attached to the lower portion. Then, at two locations in the left-right direction (vehicle width direction) of the water tank 4, a width of 70 mm,
The recessed groove 10 having a depth of about 25 mm is formed so as to extend continuously on the front surface, the upper surface, and the back surface of the water tank 4.

3 to 5 show a vehicle body mounting structure for the water tank 4 and the driver's seat 5. In this embodiment, the water tank 4 and the driver's seat 5 are mounted on the vehicle body by a fastening member 12 which is a common mounting means. It is fixed at 1. The fastening members 12 are a pair of left and right metal strips 13 that are fitted flush with the recessed grooves 10 of the water tank 4, and a coupling member that connects each strip 13 on the upper surface side of the water tank 4. The pipe 14 and a license plate attachment plate 15 shown as a connecting member that is provided between the strips 13 on the back side of the water tank 4 are integrally configured. The connecting pipe 14 is attached to the strip 1 by the brackets 23 at both ends.
3 is welded to the upper surface (see FIG. 5). Reference numeral 16 indicates a license plate.

Each strip 13 is formed in a band shape that crosses the upper surface of the water tank 4 in the front-rear direction and is bent downward along the front surface and the back surface of the water tank 4. A front lower end of the strip 13 is fixed to a central mounting plate 19 of the vehicle body 1 with a bolt 18, and a rear lower end of the strip 13 is fixed to a rear mounting plate 21 of the vehicle 1 with a bolt 20. Between the inner peripheral surface of the strip plate 13 and the bottom surface of the concave groove 10 of the water tank 4, rubber plates 30 shown as elastic pressing members at the upper front and rear corners are respectively interposed as shown in FIG. There is. The width of the rubber plate 30 is substantially the same as the width of the concave groove 10 so as not to laterally shift. The water tank 4 is attached to the vehicle body 1 above the rear wheel 3 by the fastening member 12 with most of the outer surface exposed.

One mounting screw 27 (see FIG. 3) of the pair of front and rear anti-vibration rubbers 26 is screwed onto the upper surfaces of the pair of left and right strips 13, respectively, and the other mounting screw (reference numeral) of these anti-vibration rubbers 26 is attached. (Omitted), the left and right mounting frames 24 provided under the driver's seat 5
Both front and rear ends are attached. As shown in FIG. 5, a long hole 23a is formed in the vertical direction in the bracket 23, and the connecting pin 25 provided on the mounting frame 24 is separably connected to the long hole 23a. Thus, the driver's seat 5 is attached to the upper surface of the water tank 4 by using the fastening member 12 common to the water tank 4.

According to the rolling machine of this embodiment having the above-mentioned structure, since the water tank 4 is formed of the synthetic resin material, the degree of freedom in design is improved, and curved surfaces are formed at the corners. The water tank 4 can be easily provided with an excellent design by providing it or providing an inclined surface on the back surface. Further, since the driver's seat 5 is installed above the water tank 4, there is no fear that the capacity of the water tank 4 will be restricted by the driver's seat 5. Moreover, since rust does not occur in the water tank 4, no special rust preventive measure is required.

Next, when the water tank 4 and the driver's seat 5 are attached to the vehicle body 1, first, the water tank 4 is placed on the vehicle body 1, and then the strip plate 13 is placed in the groove 10 of the water tank 4 with a rubber plate. Fitting is performed with 30 interposed, and both ends of the strip 13 are fixed to the vehicle body 1 with bolts 18 and 20. As a result, the water tank 4
Is securely fixed to the vehicle body 1. Next, the driver's seat 5 is mounted on the strip 13. Since the water tank 4 and the driver's seat 5 are attached to the vehicle body 1 by the common fastening member 12, the attachment mechanism can be easily configured with a small number of parts.
In particular, since the fastening member 12 is configured to include the band-shaped strip plate 13, it is difficult for a concentrated load to act on the water tank 4, and it is possible to prevent damage of this type of resin tank and to prevent the water tank 4 from being damaged. It is also possible to expose most of the outer surface of the to expose its excellent design. Also, the strip 13
Is concealed by the concave groove 10 of the water tank 4, the driver seat 5 and the mounting portion of the water tank 4 can be configured neatly and nicely. Moreover, since the concave groove 10 is formed only in two places of the water tank 4 in an elongated shape, there is no possibility that the tank capacity is reduced by this, and rather, the concave groove 10 exerts a reinforcing action and the rigidity of the water tank 4 is increased. There is an advantage that can be improved.

[0020]

As described in detail above, according to the first aspect of the invention, the water tank exposing most of the outer surface is formed of the synthetic resin material, so that the degree of freedom in design can be improved.
It has the effect of preventing the formation of rust.

According to the second aspect of the present invention, the water tank and the driver's seat are mounted on the vehicle body by the common mounting means, so that the mounting mechanism for the water tank and the driver's seat can be simplified.

According to the invention of claim 3, since the water tank and the driver's seat are attached to the vehicle body by the band-shaped fastening members, the water tank can be prevented from being damaged, and the excellent design of the water tank can be expressed without any trouble. it can.

According to the invention of claim 4, since the fastening member is fitted in the concave groove on the upper surface of the water tank, the water tank can be securely fixed, and the mounting portion of the driver's seat and the water tank can be formed in a good appearance. , A sufficient tank capacity can be secured and the rigidity of the water tank can be improved.

[Brief description of drawings]

FIG. 1 is a side view of a compaction machine showing an embodiment of the present invention.

FIG. 2 is a rear view of the rolling machine.

FIG. 3 is a view showing a vehicle tank mounting structure for a water tank and a driver's seat.
FIG.

FIG. 4 is a view showing a water tank and a vehicle body mounting structure for a driver's seat.
FIG.

5 is a cross-sectional view taken along the line AA of FIG.

FIG. 6 is a rear view of the water tank.

7 is a cross-sectional view taken along the line BB of FIG.

[Explanation of symbols]

1 ... Car body, 3 rear wheel, 4 water tank, 5 driver's seat, 10 groove, 12 fastening member, 13 strip

Claims (4)

[Claims] 1. A compaction machine having a water tank and a driver's seat on a vehicle body, wherein the water tank is molded from a synthetic resin material, the water tank is fixed to the vehicle body, and the driver's seat is located above the water tank. A compaction machine characterized by being positioned and installed on the vehicle body. 2. A compaction machine having a water tank and a driver's seat on a vehicle body, wherein the water tank is molded from a synthetic resin material, and the driver's seat is located above the water tank. Is mounted on the vehicle body by a common mounting means. 3. A compaction machine having a water tank and a driver's seat on a vehicle body, wherein the water tank is molded of a synthetic resin material, and a band-shaped fastening member is provided so as to cross the upper surface of the water tank. A compaction machine, wherein the lower end of the fastening member is fixed to the vehicle body, and the driver's seat is attached to the upper surface of the fastening member. 4. A compaction machine having a water tank and a driver's seat on a vehicle body, wherein the water tank is formed of a synthetic resin material, and a concave groove extending in the front-rear direction is formed on the upper surface of the water tank.
A compaction machine characterized in that a band-shaped fastening member is fitted in the groove, the lower end of the fastening member is fixed to the vehicle body, and the driver's seat is attached to the upper surface of the fastening member.