JP3300749B2 - Car wash machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a car washer.

[0002]

2. Description of the Related Art Conventional car washing machines include a contact type in which a roller-shaped brush is rotated while spraying detergent water, and a non-contact type in which high-pressure water is sprayed onto a vehicle body to wash the car. there were.

[0003]

However, in the case of the contact type, there is a disadvantage that the body surface is damaged by the brush, and in the case of the non-contact type, 0.5 μ There is a disadvantage that a thin dirt layer is not removed.

Accordingly, an object of the present invention is to provide a car washer having a high washing effect and capable of washing a car with a beautiful finish without damaging the vehicle body surface.

[0005]

In order to achieve the above object, a car washer according to the present invention comprises a soft sheet piece for wiping the surface of a vehicle body, and a fluid for jetting a fluid along both sides of the soft sheet piece. And an ejection section.

Further, -10 ° ≦ θ ≦
The fluid is ejected at an ejection angle θ of 10 °. In addition, -5 ° ≦
The fluid is ejected at an ejection angle θ of θ ≦ 5 °.

[0007] The fluid ejection part is a high-pressure water ejection nozzle. Further, a soft sheet piece and a fluid jetting portion are provided at the tip of a fluid feed pipe having a handle. Also,
The fluid ejection part is an air ejection slit.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the drawings showing embodiments.

FIGS. 1 and 2 show an embodiment of a car washer according to the present invention. The car washer G includes a soft sheet piece 1 and a fluid for ejecting a fluid along both surfaces of the soft sheet piece 1. Jetting parts 2 and 2.

More specifically, the rectangular soft sheet piece 1 is formed of a predetermined size, for example, of a material such as chamois or foamed plastic, and has a plurality of cuts 4 at its tip 5a. A plurality of small pieces 1 formed by
a ...

The base end 5b of the soft sheet piece 1 has
A pair of mounting plates 3 and 3 (inverted L-shape in side view)
The short pieces 3a, 3a of the mounting plates 3, 3 provided on the side of the base end 5b are formed to protrude outward, respectively.

At the left and right centers of the short pieces 3a, 3a of the mounting plates 3, 3, a holding member 8 (substantially U-shaped when viewed from the front) is provided. Is provided with a T-shaped joint 9 connected to the tip of a pipe 16 for supplying fluid. And bolts penetrating the left and right side walls
The T-shaped joint 9 is sandwiched and fixed by tightening the nut connections 11.

The fluid ejecting portions 2 are disposed at central positions on the left and right of the mounting plate 3, and the fluid ejecting portions 2 are connected to connecting pipes 12, 2, respectively.
It is connected to the T-shaped joint 9 via 12 and L-shaped joints 13, 13. In addition, in order to prevent wobble at the time of ejecting the fluid, a protruding piece 15 abutting on the mounting plate 3 may be provided on the fluid ejecting portion 2, or the fluid ejecting portion 2 and the attaching plate 3 may be welded or bonded. preferable.

In the car washer G, the fluid jetting parts 2, 2 are high-pressure water jetting nozzles 14, 14 (not shown).
The high-pressure water sent from the high-pressure water supply pump blows out the nozzle 14,
14 from both sides of the soft sheet piece 1 (12 ° to 60 ° left and right)
Are blown out in a fan-like manner (at an angle α), whereby the soft sheet piece 1 is vibrated so that the small pieces 1a at the front end flutter.

The conditions for reliably vibrating the soft sheet piece 1 are as follows: the length L from the leading edge of the soft sheet piece 1 to the mounting plate 3 is 300 mm to 500 mm; In the case where the pressure is set to cm ² to 100 kg / cm ² , high-pressure water (fluid) is preferably ejected to the surface of the soft sheet piece 1 at an ejection angle θ of −10 ° ≦ θ ≦ 10 °, and preferably And the injection angle θ is set to −5 ° ≦ θ ≦ 5 °.

That is, when the high-pressure water 7 to be jetted and the soft sheet piece 1 are parallel to each other, the jet angle θ is 0 °, and when the jet angle θ is −10 °, the high pressure water is applied inward (to the side of the sheet piece 1). The water 7 is jetted out and jetted outward if the jetting angle θ is 10 °. The closer the injection angle θ is to the range of −5 ° ≦ θ ≦ 5 °, the stronger (violently) the sheet piece 1 can be vibrated.

If the jetting angle θ is smaller than -10 °, the high pressure water 7, 7 hits near the base end 5b of the soft sheet piece 1 to make it difficult to vibrate the sheet piece 1. °, the high-pressure water 7,7
, The sheet piece 1 does not vibrate, and high-pressure water diffuses, making it difficult to wash the car.

As shown in FIG. 3 and FIG. 4, for example, a plurality of the car washer G are mounted on the inner surface side of a portal type mounting frame 17 which can be moved back and forth so that the car can be automatically washed. I do. In the case of the example shown in the figure, two car washer G are provided on the left and right sides and one is provided above. The car washer G on the left and right sides can reciprocate up and down. It is reciprocable in the direction. Further, all the car washer G can reciprocate inward.

As shown in FIGS. 4 and 5, when the vehicle is washed, high-pressure water 7, 7 is jetted from the high-pressure water jet nozzles 14, 14 toward the vehicle body 18 to remove dirt and vibrate. The surface 18a of the vehicle body is lightly wiped (wiped) with the small pieces 1a at the tip of the soft sheet piece 1. By wiping the soft sheet 1, a thin dirt layer of about 0.5 μ attached to the surface 18a can be effectively removed without damaging the vehicle body surface 18a. At the tip of the soft sheet pieces 1...
The movement of each car washer G is controlled in accordance with the shape of the vehicle body 18 so as to surely wipe the 18a.

Next, FIG. 6 shows another embodiment of the car washer according to the present invention, in which a soft sheet piece 1 and a fluid ejection part 2 are provided at the tip of a fluid feed pipe 20 having a handle 19. ,
This is a rifle-type hand-held car washer G provided with 2 (high-pressure water jet nozzles 14, 14). That is, the user grips the handle 19, puts the plate 21 provided at the base end of the pipe 20 aside, and sprays high-pressure water 7, 7 to wash the car. 23 is a pipe 20
High-pressure hose that supplies high-pressure water to

In this case, too, the high-pressure water 7, 7 is applied to the soft sheet piece 1 at a predetermined injection angle θ (as described in FIG. 2).
Set to blow out. The handle 19 has a cylindrical portion through which the pipe 20 is inserted, and can be rotated and slid with respect to the pipe 20, and can be fixed with a screw. Further, an opening / closing valve may be provided in the pipe 20 so that high-pressure water can be spouted and stopped at hand.

FIGS. 7 and 8 show another embodiment. In this car washer G, the fluid ejection part 2 is provided with an air ejection slit.
24. More specifically, the air ejection slit 24 is provided at a lower portion of a cylinder 26 to which (high-speed) air is supplied from a blower (not shown) via a flexible supply pipe 25.

A shaft 27 is provided in the longitudinal direction at an intermediate position between the front and rear in the slit 24, and the base 5b of the soft sheet piece 1 is attached to the shaft 27. The cylindrical body 26
Is mounted on a gate-shaped mounting frame 17 that moves back and forth (described with reference to FIG. 3), and is reciprocable up and down along the shape of the vehicle body 18.

In the case of the car washer G, for example,
It is used to drain and dry the washed body 18. That is, the (high-speed) air sent into the cylindrical body 26 flows from the ejection slit 24 along both surfaces of the soft sheet piece 1 (for example, 30 m /
At a speed of s.about.50 m / s, water drops are blown off, and at the same time, the vehicle body surface 18a is lightly wiped off with the tip 5a of the sheet piece 1 vibrated by the (high-speed) flow of air to obtain a beautiful finish.

It is also possible to mix water and detergent water with (high-speed) air in the cylinder 26 and to vibrate the soft sheet piece 1 while jetting the gas-liquid mixture from the slit 24 to wash the car. good.

The present invention is not limited to the above embodiment. For example, in the car washer G described with reference to FIGS.
High pressure water jet nozzle if the soft sheet piece 1 has a long width
It is also possible to provide a plurality of 14 on one side. Further, as shown in FIG. 7, the soft sheet piece 1 may be one in which the cuts 4 are omitted.

[0027]

Since the present invention is configured as described above, the following effects can be obtained.

According to the first aspect of the present invention, when the car is washed, the fluid is ejected from the fluid ejecting portions 2 and 2 along both surfaces of the soft sheet piece 1, thereby causing the sheet piece 1 to vibrate and to remove the body surface 18 a. Wipe lightly. That is, by wiping (wiping) with the sheet piece 1, it is possible to remove a thin dirt layer (approximately 0.5 μm) on the surface of the vehicle body that does not easily fall without damaging the surface of the vehicle body.

According to the second aspect, the soft sheet piece 1 can be vibrated reliably. According to the third aspect, the vibration of the soft sheet piece 1 can be increased (violent).

(According to claim 4) a high-pressure water jet nozzle 1
Dirt such as mud and dust adhering to the vehicle body can be removed to every corner by the high-pressure water squirted from 4 and 14, and the dirt layer on the vehicle body surface that is difficult to remove can be removed by the vibrating soft sheet piece 1. , A high cleaning effect can be obtained.

Since it can be used as a hand-held type car washer, it is easy to handle and convenient for partial car washing of the vehicle body, and can be carried for home use.

(According to claim 6) It is suitable for use as a finish for car washing. In other words, the air is released
The water can be blown out along both sides of the soft sheet piece 1 to blow off (dry) water droplets, and the surface of the vehicle body can be lightly wiped with the sheet piece 1 vibrated by the flow of air to provide a beautiful finish.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of a car washer according to the present invention.

FIG. 2 is a side view.

FIG. 3 is a perspective view showing a mounted state of the car washer.

FIG. 4 is an explanatory diagram showing a car wash state.

FIG. 5 is an explanatory view showing a state in which a soft sheet piece is wiped on a vehicle body.

FIG. 6 is a side view showing another embodiment of the car washer of the present invention.

FIG. 7 is a perspective view showing another embodiment.

FIG. 8 is an explanatory diagram showing a car wash state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Soft sheet piece 2 Fluid ejection part 14 High-pressure water ejection nozzle 19 Handle 20 Fluid feed pipe 24 Air ejection slit θ Injection angle

Claims (6)

(57) [Claims] 1. A soft sheet piece 1 for wiping a vehicle body surface 18a
And a fluid ejection unit (2, 2) for ejecting a fluid along both surfaces of the soft sheet piece (1). 2. The soft sheet piece 1 has an angle of −10 ° ≦ θ ≦ 10.
The car washer according to claim 1, wherein the fluid is ejected at an ejection angle θ of °. 3. -5 ° ≦ θ ≦ 5 with respect to the soft sheet piece 1.
The car washer according to claim 1, wherein the fluid is ejected at an ejection angle θ of °. 4. The car washer according to claim 1, wherein the fluid ejection section 2 is a high-pressure water ejection nozzle 14. 5. The car washer according to claim 1, wherein the fluid feed pipe having the handle is provided with a soft sheet piece and fluid ejecting portions at an end of the pipe. 6. The car washer according to claim 1, wherein the fluid ejection section 2 is an air ejection slit 24.