JPH09299898A - Mat washing apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mat washing apparatus having excellent washing and rinsing effects. SOLUTION: Conveying rollers 41a, 41b, a pre-washing brush 8, conveying rollers 42a, 42b, brushes 11a, 11b for washing with a detergent, conveying rollers 43a, 43b, rinsing brushes 12a, 12b, and squeezing rollers 13a, 13b are arranged along a transportation line of a mat. The rotation direction of the rinsing brushes is inverse to the running direction of the mat. A water spraying nozzle 20 is installed in the pre washing brush 8, detergents nozzles 21a, 21b in the brushes for washing with a detergent, water spraying nozzles 22a, 22b in the rinsing brushes 12a, 12b, water spraying nozzles 23a, 23b in the squeezing rollers 13a, 13b. Switch pushing members 24, 25 are installed in levers 61, 63 supporting the conveying rollers. A mat front end detecting switch 26 and a mat rear end detecting switch 27 are installed near the switch pushing members 24, 25.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mat washing machine for washing a mat laid on the floor of a building or a vehicle when the mat is soiled. In particular, the mat is soiled by a brush while spraying washing water and detergent. It relates to a device for removing.

[0002]

2. Description of the Related Art Conventionally, for cleaning mats laid on the floor of automobiles and buildings, a mat cleaning machine of a type is known which removes stains on the mats by spraying cleaning water and rubbing the mats with a brush. ing. However, such a conventional mat basically rotates the brush along the traveling direction of the mat, and it has a drawback that the tip of the brush is difficult to enter between the bristle tips of the mat and the cleaning effect is low. there were. In addition, some of recent mat washing machines have been proposed that use a detergent, but in such a mat washing machine, it is not possible to use a conventional brush that rotates along the traveling direction of the mat. However, there was also a problem that the rinsing became insufficient and the detergent remained on the mat.

Further, in a conventional mat washing machine using a detergent, the detergent is continuously sprayed from the time when the mat is inserted into the washing machine to the time when the mat is discharged. There was a drawback that the detergent was uselessly sprayed even after entering.

[0004]

SUMMARY OF THE INVENTION The present invention has been proposed in order to solve the problems of the prior art as described above, and its purpose is to move the rinse brush in a direction opposite to the mat advance direction. By rotating it, the tips of the mats are raised to effectively remove the dust that has entered between them, and the detergent and rinse water are allowed to penetrate sufficiently close to the roots of the tips of the mats for excellent cleaning effect. To provide a matte washing machine.

Another object of the present invention is to provide a matte washing machine in which the detergent is automatically jetted after the rear end of the mat has passed the detergent jetting process so that the detergent is not wasted. To do.

[0006]

In order to achieve the above-mentioned object, the invention according to claim 1 is a pair of a mat for vertically sandwiching a mat inside a case of a washing machine having an inlet and an outlet of the mat. A plurality of sets of conveying rollers are arranged along the conveying path of the mat, and a detergent cleaning brush, a rinsing cleaning brush, and a squeezing roller are sequentially arranged from the inlet to the outlet of the conveying path of the mat at a constant interval. At least the rinsing cleaning brush is rotated in a direction of pressing the mat in a direction opposite to the advancing direction thereof, and a detergent nozzle for injecting a detergent is arranged at the inlet side of the detergent cleaning brush, and the detergent cleaning brush and the rinsing cleaning brush are A water discharge nozzle for injecting rinsing water is arranged between them.

According to the first aspect of the present invention having such a configuration, since the rinse cleaning brush is rotating in the direction opposite to the mat advancing direction, the tip of the brush acts to raise the bristle tips of the mat. As a result, the tip of the brush and the sprayed cleaning water or rinse water can enter the root of the mat's bristles, removing dust that has entered the back of the mat's bristles and cleaning the root of the mat's bristles. Becomes

According to a second aspect of the present invention, in the first aspect of the invention, a preliminary cleaning brush is arranged on the inlet side of the cleaning brush, and a water discharge nozzle for injecting cleaning water is arranged on the inlet side of the preliminary cleaning brush. It is characterized by having done. According to the second aspect of the present invention having such a configuration, the mat is prewashed with the prewash water and the prewash brush before the detergent is sprayed to remove the dirt adhering to the mat surface in advance. At the same time, when the mat itself gets wet, the detergent to be sprayed in the next step can easily penetrate into the mat, and the cleaning effect is enhanced.

[0009] The invention of claim 3 provides the above-mentioned claim 1 or 2
In the invention described above, a means for detecting that the mat tip is close to the detergent cleaning brush is provided on the entrance side of the mat passage, and the detergent is jetted from the detergent nozzle according to the detection operation of the mat tip by the detecting means. A means for detecting that the rear end of the mat has passed the detergent cleaning brush is provided on the outlet side of the detergent cleaning brush of the mat conveying path, and the detection means stops the spraying of the detergent according to the operation of detecting the passage of the rear end of the mat. Is characterized by.

According to the third aspect of the present invention having such a configuration, after the mat has passed the detergent spraying step, this is detected by the detecting means and the spraying of the detergent is automatically stopped. As a result, the detergent is not sprayed even though there is no mat, and the waste of the detergent is eliminated.

According to a fourth aspect of the present invention, in the first, second or third aspect of the present invention, the detecting means detects the presence or absence of a mat by the displacement of the detecting member which is interlocked with the sandwiching operation of the mat by the conveying rollers. Is characterized by. According to the fourth aspect of the present invention having such a configuration, the position of the leading end or the rear end of the mat is detected by the displacement of the conveying roller whose position varies depending on the presence or absence of the mat. Therefore, it is not necessary to provide a dedicated member for detecting the leading end or the trailing end of the mat near the transport path of the mat, and the configuration of the device is simplified.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION One embodiment of the present invention will be specifically described with reference to FIG.

[1] Configuration of Embodiment In FIG. 1, reference numeral 1 is a casing 1 of a washing machine having a hollow inside, and the inside thereof is a washing portion of a mat and a storage portion of a detergent tank and a drive motor. , It is divided into two parts, upper and lower.

The mat cleaning section provided on the top of the casing 1 has a mat inlet 2 and a mat outlet 3 provided on the front face of the casing 1.
Is provided. The mat conveying path is horizontally and linearly provided from the entrance 2 to the exit 3.
A pair of conveying rollers 41a, 41b, 42a, 42b for sandwiching the mat from above and below along the conveying path of the mat,
43a and 43b are arranged at a constant interval.
Among these transport rollers, the lower rollers 41b, 42
The bearings of b and 43b are fixed to the side surface of the housing 1, on which the mat runs. The upper roller 41a,
The bearings 42a and 43a have support shafts 51 and 5 on the side surface of the housing 1.
Lever 61, 62, 63 which rotates around 2, 53
It is fixed at the center. These levers 61, 62,
63 is a spring 71, 7 stretched between the housing 1 and
2, 73 is urged downward in the figure and the upper roller 4
1a, 42a, 43a are lower rollers 41b, 42b,
43b is always in elastic contact.

A pre-cleaning brush 8 is provided between the entrance-side carrying roller and the central carrying roller. The preliminary cleaning brush 8 is arranged below the transport path and rotates while contacting the lower surface of the mat to be transported. The rotation direction of the pre-cleaning brush 8 coincides with the running direction of the mat. Above the preliminary cleaning brush 8, a pressing plate 9 for sandwiching the mat with the preliminary cleaning brush 8 is provided. Between the central conveying roller and the outlet side conveying roller, a support plate 10 for supporting the traveling mat from below,
A pair of upper and lower detergent cleaning brushes 11 facing each other with a mat in between.
a and 11b are provided. The rotation direction of this detergent cleaning brush also matches the running direction of the mat.

Behind the conveying rollers on the outlet side, a pair of upper and lower rinse cleaning brushes 12a, 1 facing each other with a mat in between.
2b is provided. The direction of rotation of the rinse brush is opposite to the direction of travel of the mat. A pair of upper and lower squeezing rollers 13a and 13b facing each other with the mat in between are provided behind the rinse cleaning brush. The squeezing roller is a sponge-like rubber roller, which holds the mat from above and below and also acts as a conveying roller. Among the upper and lower squeezing rollers 13a and 13b, the bearing of the lower squeezing roller 13b is fixed to the housing 1, while the bearing of the upper squeezing roller 13a is vertically moved in the elongated hole 14 provided in the housing 1. It is inserted freely. Above the bearing of the upper squeezing roller 13a, the support shaft 1 provided in the housing 1 is provided.
5 is provided with a lever 16 that rotates up and down,
The lever 16 is in contact with the bearing of the upper aperture roller 13a from above. The lever 16 is constantly urged downward by a spring 17 stretched between the lever 16 and the housing 1,
As a result, the upper squeezing roller 13a is always in elastic contact with the lower squeezing roller 13b.

On the inlet side of the pre-cleaning brush 8, a water discharge nozzle 20 for spraying cleaning water is provided on the lower surface of the mat which enters the pre-cleaning brush 8. Detergent nozzles 21a and 21b for injecting detergent onto the upper and lower surfaces of the mat are provided on the inlet side of the detergent cleaning brushes 11a and 11b. Behind the rinsing cleaning brushes 12a, 12b, water discharge nozzles 22a, 22b for injecting rinsing water toward the rinsing cleaning brushes, and in front of the squeezing rollers 13a, 13b for rinsing water toward the squeezing rollers. 23a and 23b are provided.

Roller 4 above the transport roller on the inlet side
Switch pressing members 24 and 25 are provided on a lever 61 that supports 1a and a lever 63 that supports the roller 43a above the exit-side transport roller, respectively. The lever 6 is provided near the switch pressing members 24 and 25.
A mat front end detection switch 26 and a mat rear end detection switch 27, which are turned on / off by the displacement of 1, 62, are provided. The roller above the transport roller, the lever, and the detection switch thereof constitute the detection means in the present invention.

Below the mat cleaning section having the above-mentioned structure, a drainage receiver 2 for collecting wastewater from the mat cleaning section 2
8 are provided. The drain receiver 28 is connected to a drain pipe (not shown). Below the drain receiver 28, a detergent tank 29, a brush motor 30, a squeezing roller / conveyance roller motor 31, and a detergent tank 32 are provided. The motor and the rollers and brushes are connected by a sprocket and a chain (not shown), and the rollers and brushes rotate in the directions as described above.

The detergent tank 32 and the detergent nozzle 21a,
21b is connected via a detergent pump (not shown), and the detergent in the tank is ejected from the detergent nozzle. in this case,
With one of the mat front end detection switch 26 and the mat rear end detection switch 27 being turned on, the detergent pump is operated to eject the detergent from the nozzle. The water discharge nozzles for the pre-cleaning, rinsing and squeezing rollers are connected to the water pipe, and the water discharge stop is controlled by an electromagnetic control valve (not shown). In that case, the electromagnetic valve is connected to the mat front end detection switch 26, the mat rear end detection switch 27, and a timer, and when the mat front end detection switch 26 is turned on, the electromagnetic control valve is opened to start water discharge, After a certain period of time has passed after the mat rear end detection switch 27 was turned on, the electromagnetic control valve is closed to stop the water discharge.

[2] Operation of the Embodiment The operation of the matte cleaning machine of the present embodiment having the above structure will be described.

First, when an operation switch (not shown) is turned on, each conveying roller, brush and diaphragm roller start to rotate. Therefore, when the mat is inserted from the entrance 2 of the housing 1, the front ends of the mat are the transport rollers 41a and 41b on the entrance side.
Sandwiched between the mats, the mat is pulled in by the transport rollers,
Even if the worker releases his / her hand from the mat, the mat starts traveling along the transport path. Conveyor roller 41 sandwiching a mat
a and 41b are rollers 41a above by the thickness of the mat.
Moves upward, and the switch pressing member 24 provided on the lever 61 presses the mat front end detection switch 26 accordingly. As a result, the solenoid valve for discharging water is opened, the pump for spraying the detergent is activated, and tap water is sprayed from each water spray nozzle to each brush or roller, and the detergent is sprayed to the detergent cleaning brushes 11a and 11b. To be done.

The mat that has passed through the entrance-side transport roller is
After being pre-cleaned by the cleaning water from the water discharge nozzle 20 and the preliminary cleaning brush 8, the intermediate conveying rollers 42a, 42b.
And the detergent cleaning brushes 11a, 1 passing through the support plate 10
Reach 1b. Here, the detergent is sprayed from the detergent nozzles 21a and 21b and rubbed by the detergent cleaning brush to remove the dirt. The mat washed with the detergent passes through the conveying rollers 43a and 43b on the outlet side and reaches the rinsing and cleaning brushes 12a and 12b.
Washing and rinsing are performed by receiving the wash water discharged from a and 22b and rubbing with a rinsing brush. In this case, since the rinse brush is rotating in the direction opposite to the mat moving direction, the bristles of the mat will be raised, and even if the mat is not rotated at a very high speed, it is sufficient to reach the root of the mat. Can be washed and rinsed.

After that, the mat is squeezing rollers 13a, 13
After reaching b, the water is squeezed by the upper and lower rollers pressed by the spring 17, and then the housing 1 is discharged from the outlet 3.
Is discharged to the outside. The surface of the squeezing roller is always kept clean by the cleaning water sprayed from the water discharge nozzles 23a and 23b.

On the other hand, when the mat as described above is washed and the rear end of the mat passes the exit-side conveying roller, the roller 43a above it descends by the thickness of the mat, whereby the lever 63 moves downward. Move to. As a result, the switch pressing member 25 provided on the lever 63 does not press the mat rear end detection switch 27, so that the detergent pump is stopped and the injection of the detergent from the detergent nozzle is stopped. Further, after a certain time has elapsed after the mat rear end detection switch 27 detected the mat rear end, a solenoid valve (not shown) is closed and the discharge of washing water is stopped.

[3] Other Embodiments The present invention is not limited to the above embodiments.
For example, the positions of the transport roller and the brushes can be changed according to the size and thickness of the mat to be cleaned. Further, the pre-cleaning brush can be omitted, or conversely, more cleaning brushes and water discharge nozzles can be provided. Depending on the material of the mat, the degree of dirt, or the installation space of the washing machine, the mat conveying path can be made to meander. Besides the rinse brush, it is possible to rotate other brushes in the direction opposite to the running direction of the mat.

As means for detecting the front and rear ends of the mat and controlling the spraying / stopping of the detergent or cleaning water, a dedicated mechanical switch is used in addition to the means utilizing the displacement of the carrying roller as in the embodiment. Alternatively, a device that optically detects the presence or absence of a mat can be used.

[0028]

As described above, according to the present invention, the cleaning effect is excellent by the simple means of rotating the rinsing cleaning brush in the direction opposite to the running direction of the mat, and whether the mat is present or absent. By injecting the detergent accordingly, it is possible to provide a matte washer in which the detergent is not wasted.

[Brief description of drawings]

FIG. 1 is a side view showing one of embodiments of a mat cleaning machine of the present invention.

[Explanation of Codes] 1 ... Housing 41a, 41b, 42a, 42b, 43a, 43b ... Conveying rollers 61, 62, 63 ... Lever 8 ... Pre-cleaning brush 11a, 11b ... Detergent cleaning brush 12a, 12b ... Rinsing cleaning brush 13a , 13b ... Squeezing rollers 20, 22a, 22b, 23a, 23b ... Water discharge nozzles 21a, 21b ... Detergent nozzles 24, 25 ... Switch pressing member 26 ... Mat front end detection switch 27 ... Mat rear end detection switch

Claims (4)

[Claims] 1. A plurality of pairs of conveying rollers for sandwiching the mat from above and below are arranged along the conveying path of the mat inside a case of a washing machine having an inlet and an outlet of the mat, and from the inlet of the conveying path of the mat. Detergent cleaning brush, rinsing cleaning brush, squeezing roller are sequentially arranged with a constant interval over the outlet, at least rinsing cleaning brush among the brushes, the mat is rotated in a direction of pressing in a direction opposite to its traveling direction, A matte washing machine characterized in that a detergent nozzle for injecting detergent is arranged on the inlet side of the detergent cleaning brush, and a water discharge nozzle for ejecting rinse water is arranged between the detergent cleaning brush and the rinse cleaning brush. . 2. The mat cleaning according to claim 1, wherein a pre-cleaning brush is arranged on the inlet side of the cleaning brush, and a water discharge nozzle for injecting cleaning water is arranged on the inlet side of the pre-cleaning brush. Machine. 3. A means for detecting that the tip of the mat is close to a detergent cleaning brush is provided on the entrance side of the conveyance path of the mat, and the detergent is jetted from the detergent nozzle according to the detection operation of the tip of the mat by the detecting means. A means for detecting that the rear end of the mat has passed the detergent cleaning brush is provided on the outlet side of the detergent cleaning brush of the mat conveying path, and the detection means stops the spraying of the detergent according to the operation of detecting the passage of the rear end of the mat. The matte washing machine according to claim 1 or 2, characterized in that: 4. The matte washing machine according to claim 1, wherein the detecting means detects the presence or absence of a matte by the displacement of a detecting member which is interlocked with the sandwiching operation of the mat by the conveying rollers.