JP2008230299A - Car washing machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a car washing machine structured so that a detergent spraying device and a water sprinkling device are installed on a frame reciprocating in the direction fore and aft of a car, capable of decreasing the labor of an operator resulting from drying of the detergent applied to the car body. <P>SOLUTION: The body of the car V is divided into the rear and the front, and the detergent applied to the rear by the detergent spraying device 13 is flushed off with the sprinkled water in association with the movement of the frame 2, and then the detergent applied to the front is flushed off with the sprinkled water in association with the movement of the frame 2. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an improvement of a car wash machine provided with a detergent spraying device for spraying detergent onto a vehicle and a water spraying device for spraying water onto a vehicle on a moving body that reciprocates in the longitudinal direction of the vehicle.

Conventionally, a frame (machine frame) that reciprocates in the front-rear direction of the automobile is provided with a detergent spraying device that applies detergent to the vehicle and a watering device that sprays water on the vehicle, and in a car wash machine equipped with operation means for moving the frame, Run the frame, apply foam detergent to the entire surface of the car body with the detergent spraying device, clean the car body surface with the detergent manually, and then operate the operation means. A car wash machine in which the detergent is washed off is described in Patent Documents 1 and 2, for example.
Japanese Patent Laid-Open No. 11-1992928 JP 2005-193732 A

  However, in the case of an environment where the foam detergent is dry and the time is short, such as when the air temperature is high, or when the manual operation is carried out by one worker in the case of a car wash machine that is designed for manual operation by two workers, Since there is little foam detergent in the part where the manual work is finished, the foam detergent may dry.

  However, since dry foam detergent cannot be removed from the surface of the vehicle body by rinsing with water, an operator uses a hose to remove water using a wiping tool such as a sponge or towel while applying water to the surface of the vehicle body. Also, when there was a risk that the foam detergent would dry out, the worker washed water with a hose, etc., on the part of the foam detergent that had been manually finished, before washing it off. .

  However, there is a problem that it takes time and effort for the worker to remove such dry detergent and for the worker to wash away the detergent in the middle of the manual work with water. there were.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide a novel car wash machine that can reduce the labor of an operator due to drying of the detergent.

In order to achieve the object, the invention according to claim 1 is provided such that a moving body that reciprocates in the front-rear direction of the vehicle is provided with a detergent spraying device that applies detergent to the vehicle and a watering device that sprays water on the vehicle. In a car wash machine with operating means for moving the body,
A first detergent spraying means for applying a detergent by the detergent spraying device in accordance with the movement of the moving body to a part of a vehicle body surface divided into a plurality of parts, and the movement of the moving body by the operation of the operating means. A first washing means for washing away the detergent adhering to the part by the watering device, and another part of the vehicle body surface by operation of the operation means, and by the detergent spraying device as the moving body moves A second detergent spraying means for applying a detergent; and a second washing means for washing away the detergent adhering to the other part as the moving body is moved by the operation of the operating means by the watering device. It is characterized by including.

In order to achieve the above object, the invention according to claim 2 is provided with a detergent spraying device for applying detergent to a vehicle and a watering device for spraying the vehicle on a moving body that reciprocates in the longitudinal direction of the vehicle. In a car wash machine with operating means for moving the body,
A detecting means for detecting a requirement concerning a speed at which the detergent dries is provided. When the detecting means detects that the detergent may be dried, a part of the surface of the vehicle body divided into a plurality of parts is moved along with the movement of the moving body. First detergent application means for applying detergent by the detergent spraying device, and first wash-off by the watering means for washing away the detergent adhering to the part as the moving body is moved by the operation of the operation means. Means, a second detergent spraying means for applying a detergent by the detergent spraying device in accordance with the movement of the movable body on the other part of the vehicle body surface by the operation of the operation means, and the operation means by operating the operation means. And a second washing means for washing away the detergent adhering to the other part by the watering means as the moving body moves.

  To achieve the above object, the invention according to claim 3 is the one according to claim 1 or 2, wherein the body surface of the automobile is divided into a part in the front-rear direction and another part, and the distance in the front-rear direction is The part is larger than the other part.

  In order to achieve the object, the invention described in claim 4 is the one described in claim 1, 2 or 3, further comprising detection means for detecting a requirement regarding a speed at which the detergent dries, and a notification means, and the detergent dries. When the detection means detects that there is a fear, the notification means notifies that there is a possibility that the detergent is dried.

  According to the invention described in the claims, the detergent is less likely to be dried, and the labor of the operator can be reduced.

  According to the invention described in claim 2, it is possible to reduce drying of the detergent due to an operator's judgment error.

  According to the third aspect of the invention, the distance in the front-rear direction of the automobile can be divided so that a part of the vehicle body is larger than the other part of the vehicle body that is easily dried by the heat of the engine. Can be prevented.

  According to the invention described in claim 4, since it is informed that the detergent may be dried, it is possible to prompt the operator not to dry the detergent.

  Embodiments of the present invention will be specifically described below based on the embodiments of the present invention illustrated in the accompanying drawings.

  First, a first embodiment of the present invention will be described with reference to FIGS.

  1 is an overall side view of a car wash machine of the present invention, FIG. 2 is an overall system diagram of a detergent spraying device and a watering device, FIG. 3 is a front view of an operation panel, and FIGS. FIG. 7 is an operation diagram of a lump hand-operated bubble car wash, and FIGS. 8 and 9 are flowcharts of the car wash.

  In FIG. 1, a car wash machine body 1 of a mobile car wash machine includes a portal frame 2 as a moving body that can straddle an automobile V, and the frame 2 is a pair of left and right driven by travel motors 3 and 3. The drive wheels 4 and 4 and the pair of left and right driven wheels 5 and 5 reciprocate on the pair of left and right traveling rails 6 and 6.

  A rotary encoder 7 that detects the travel position of the car wash machine body 1 is provided on the output shaft of one travel motor 3.

  A start position cam 8 is provided on the installation surface of the car wash machine, and a start position detection switch 9 is provided on the traveling frame 2 to detect that the car wash machine body 1 is at the start position by hitting the start position cam 8. ing.

  The frame 2 includes a top nozzle 10 that ejects drying air, a pair of left and right side nozzles 11 and 11 that also ejects drying air, a water spraying device 12, a detergent spraying device 13, and a wax spraying device (not shown). Z).

  The water sprinkler 12 is composed of a water sprinkling pipe 14 formed in a gate shape and a plurality of water nozzles 15 attached to the water sprinkling pipe 14 at intervals, and the detergent spraying device 13 is formed in a gate shape. And a plurality of foam nozzles 17 attached to the detergent spraying pipe 16 at intervals.

  Next, with reference to FIG. 2, the piping circuit configuration of the watering device 12 and the detergent spraying device 13 will be described.

  The watering pipe 14 of the watering device 12 is connected to a water supply pipe 19 through an electromagnetic valve 18, and the upstream end of the water supply pipe 19 is connected to a water supply pump 21 provided in the water tank 20.

  The detergent spraying pipe 16 of the detergent spraying apparatus 13 is connected to the water supply pipe 19 through the gas-liquid mixer 22, the detergent mixer 23 and the electromagnetic valve 24. An air supply pipe 26 is connected to the gas-liquid mixer 22 via an electromagnetic valve 25, and an upstream end of the air supply pipe 26 is connected to an air source 27. A detergent tank 29 is connected to the detergent mixer 23 via a detergent pump 28, and foam detergent is stored in the detergent tank 29.

  Thus, if the water supply pump 21 is operated and the solenoid valve 18 is opened, water can be injected from the plurality of water nozzles 15. The water sprayed from the water nozzle 15 spreads in a fan shape.

  Further, when the water supply pump 21 is operated, the electromagnetic valves 24 and 25 are opened, and the detergent pump 28 is operated, the water supplied from the detergent pump 28 by the detergent mixer 23 and the detergent pump 28 are used. The foaming detergent that has been sent is mixed. Then, the foaming detergent mixed with water is sent to the gas-liquid mixer 22. In the gas-liquid mixer 22, the foaming detergent mixed with water and the air sent from the electromagnetic valve 25 are mixed, and the foaming detergent becomes foamy. The foam detergent is ejected from the foam nozzle 17. The foamy detergent sprayed from the foam nozzle 17 spreads in a fan shape.

  As shown in FIG. 1, a control panel 30 is provided on the front surface of the car wash machine main body 1, and a control device 31 that controls the car wash machine is housed in the control panel 30. In the control panel 30, an “automatic / manual” switching switch 40 is provided as an “automatic / manual” switching means.

  Further, the control device 31 has a travel position detection means D that detects the travel position L of the car wash machine body 1. The travel position detection means D detects the travel position L of the car wash machine body 1 by adding or subtracting the pulse signal output from the rotary encoder 7 when the start position detection switch 9 is separated from the start cam 8.

  An operation panel 32 is provided on the front surface of the control panel 30, and a temperature sensor 33 that detects the air temperature is provided below the control panel 30.

  As shown in FIG. 3, the operation panel 32 selects a foam car wash course key 34A, a wax car wash course key 34B as a car wash course key 34 for selecting a car wash course, a start key 35 for starting car wash, and a split manual operation. Separate manual car wash key 36, bubble dry caution lamp 37 for notifying the operator of the risk of foam drying, manual work process lamp 38 for notifying the operator during stoppage for manual car wash, and corresponding to each key A foam car wash lamp 34AR, a wax car wash lamp 34BR, a start lamp 35R, and a divided manual car wash lamp 36R are provided.

  As shown in FIG. 1, a photoelectric sensor 39 including a projector 39 </ b> A and a light receiver 39 </ b> B is provided at the front lower portion of the side frame of the frame 2.

  Next, the operation of the first embodiment will be described with reference to the operation diagrams of FIGS. 4 to 7 and the flowcharts of FIGS.

  In step S1, it is determined whether or not the temperature sensor 33 detects a temperature equal to or higher than a predetermined temperature T1 (for example, 20 ° C.). When the temperature is equal to or higher than the predetermined temperature T1, the bubble drying caution lamp 37 is turned on in step S2, and the process proceeds to step S4.

  If the temperature is equal to or lower than the predetermined temperature T1, the bubble drying caution lamp is turned off in step S3, and the process proceeds to step S4.

  In step S4, it is determined whether or not the car wash course key 34 has been pressed. When the car wash course key 34 is not pressed, Steps S1 to S4 are repeated. When the car wash course key 34 is pressed, the lamps 34AR and 34BR corresponding to the pressed keys 34A (bubble car wash) and 34B (wax car wash) are turned on, and the process proceeds to step S5.

  In step S5, it is determined whether the “auto / manual” selector switch 40 is manual or automatic. If manual, the process proceeds to step S6. If it is automatic, the process proceeds to step S11.

  In step S6, it is determined whether or not the start key 35 has been pressed. When the start key is pressed, the process proceeds to step S10, and a batch manual car wash (described later) is executed. If the start key 35 is not pressed, the process proceeds to step S7.

  In step S7, it is determined whether or not the divided manual car wash key 36 has been pressed. When the divided manual car wash key 36 is not pressed, step S6 and step S7 are repeated. When the divided manual car wash key 36 is pressed, the lamp 36R is turned on and the process proceeds to step S8.

  In step S8, when the start key 35 is pressed, the lamp 35R is turned on, the process proceeds to step S9, and a divided manual car wash (described later) is executed.

  In step S11, it is determined whether or not the temperature sensor 33 detects a predetermined temperature T2 (for example, 25 ° C.) or higher. When the temperature is equal to or higher than the predetermined temperature T2, the process proceeds to step S12, the divided manual car wash lamp 36R is turned on, and the process proceeds to step S13. When the temperature is lower than the predetermined temperature T2, the process proceeds to step S6.

  If the start key 35 is pressed in step S13, the process proceeds to step S9.

[Split manual car wash]
When the foam car wash course key 34A is pressed in step S4, the control device 31 executes a split hand car wash.

  When the wax car wash course key 34B is pressed in step S4, the control device 31 executes a split car wash wax car.

Explanation of “split manual bubble car wash” (see FIGS. 4 to 6 and FIG. 9)
When the start key 35 is pressed in step S8 or step S13, watering is started from the water nozzle 15 of the watering device 12, and the car wash machine main body 1 moves from the start position (the position indicated by the solid line in FIG. 4A) to the first time. The forward traveling of the line is started (step S21).

  When the photoelectric sensor 39 (39A, 39B) is moved to the position 39a as the car wash machine main body 1 travels forward and the photoelectric sensor 39 is shielded from transmission (step S22), the control device 31 controls the car wash machine at that time. The travel position L1 of the main body 1 is stored (step S23).

Next, as the car wash machine body 1 continues to travel forward, the photoelectric sensor 39 is moved to the position 39b and becomes transparent from light shielding (step S24). The control device 31 then moves the travel position L2 of the car wash machine body 1 at that time. Is stored (step S25).
Next, when the traveling position L of the car wash machine main body 1 is equal to or greater than a position LR1 (LR1 = L2 + B) obtained by adding a predetermined distance B through which the foam nozzle 17 of the detergent spraying device 13 passes the rear end of the automobile V to the traveling position L2. Then, watering from the watering device 12 is stopped, the going of the car wash machine main body 1 is stopped, and the first going is finished (step S26). The dirt on the vehicle body surface of the automobile V is washed away with watering by this first going.

Next, spraying of the foam detergent is started from the detergent spraying device 13, and the car wash machine main body 1 starts the backward run of the first return as shown in FIG. 4B (step S27).
Next, the running position L of the car wash machine body 1 is a position L3 [L3 = L1 + (L2−L1) ÷ 2 + A where the foam nozzle 17 passes half of the vehicle length, where A is the relationship between the photoelectric sensor 39 and the foam nozzle 17. Horizontal distance] or less (step S28), the injection of foam detergent is stopped (step S29).

Next, a position L4 (L4 = L3-C) obtained by subtracting a distance C at which the traveling distance L of the car wash machine main body 1 is suitable for manually washing the vehicle body portion coated with the foam detergent from the traveling position L3. ) (Step S31), the backward movement of the car wash machine main body 1 is stopped, and the first return of the car wash machine main body 1 is stopped. Then, the manual operation process lamp 38 is turned on, the lamp 35R is turned off (step S31), and the control device 31 waits for the start key 35 to be pressed (step S32).
When the manual operation process lamp 38 is lit, the operator manually cleans the vehicle body portion to which the foam detergent is applied.

  When the manual cleaning is finished and the operator presses the start key 35 (step S32), the manual operation process lamp 38 is turned off, the lamp 35R is turned on, and water spraying from the water nozzle 15 of the water spraying device 12 is started. As shown in FIG. 5A, the car wash machine main body 1 starts the second forward travel (step S33).

  Next, when the travel position L of the car wash machine main body 1 is equal to or higher than LR1 (see FIG. 4A), the watering is stopped, the forward travel of the car wash machine main body 1 is stopped, and the second forward is finished ( Step S34). The detergent on the surface of the vehicle body is washed away with watering by this second going.

  Next, as shown in FIG. 5 (B), the car wash machine main body 1 starts the backward run of the second return (step S35).

  Next, when the traveling position L of the car wash machine main body 1 becomes equal to or less than L3 (step S36), the foam detergent 17 starts to be sprayed from the foam nozzle 17 of the detergent spraying device 13 (step S37).

  Next, when the travel position L of the car wash machine main body 1 is equal to or lower than the position L5 (L5 = L1 + A) where the foam nozzle 17 passes through the front end of the automobile V (step S38), the injection of foam detergent is stopped ( Step S39).

  Next, when the car wash machine main body 1 reaches the start position (step S40), the reverse travel of the car wash machine main body 1 is stopped, and the second return is completed. Then, the manual operation process lamp 38 is turned on, the lamp 35R is turned off (step S41), and the control device 31 waits for the start key 35 to be pressed (step S42).

  When the manual operation process lamp 38 is turned on, the operator manually cleans the vehicle body portion to which the foam detergent is applied.

  When the operator presses the start key 35 after finishing the manual operation (step S42), the manual operation process lamp 38 is turned off, the lamp 35R is turned on, and water spraying is started from the water nozzle 15 of the water sprinkler 12. As shown in FIG. 6A, the main body 1 starts the third forward travel. When the traveling position L of the car wash machine body 1 is equal to or greater than LR2 (LR2 = L2 + D), which is a sum of the travel position L2 and the predetermined distance D through which the water nozzle 15 passes the rear end of the automobile V, the watering is stopped, and the car wash machine body The first traveling is stopped and the third traveling is finished (step S43). The detergent on the surface of the vehicle body is washed away with watering by this third going.

  Next, air is jetted from the top nozzle 10 and the side nozzles 11 and 11, and the car wash machine main body 1 starts the third reverse as shown in FIG. 6 (B). When the car wash machine body 1 reaches the start position, the lamps 34AR, 35R, and 36R are turned off, the backward running of the car wash machine body 1 is stopped, and the third return is finished (step S44). The vehicle body surface is dried by this third return.

Explanation of “split manual wax car wash” The first to third forwards are the same as the split manual car wash, and the following third return applies the wax liquid to the body surface. The vehicle surface is rinsed with watering in the fourth outbound, and the vehicle surface is dried in the next fourth backward.

[Bulk manual car wash]
When the bubble car wash course key 34A is pressed in step S4, the control device 31 executes the bubble car wash of batch manual work.

  When the wax car wash course key 34B is pressed in step S4, the control device 31 executes a batch manual wax car wash.

Explanation of "Bulk Manual Car Wash" (see Figure 7)
When the start key 35 is pressed in step S6, the same operation as that of the first traveling of the bubble car washing of the divided manual work is performed. In the first go-around, a foam detergent is applied to the entire upper surface of the vehicle body in place of the first go-around (FIG. 4B) of the split hand-washing bubble car.

  That is, the foam detergent 17 starts to be sprayed from the foam nozzle 17 of the detergent spraying device 13, and the car wash machine main body 1 starts the first backward run as shown in FIG.

  Next, when the running position L of the car wash machine main body 1 becomes L5 or less, the injection of the foam detergent is stopped.

  Next, when the car wash machine main body 1 reaches the start position, the reverse travel of the car wash machine main body 1 is stopped, and the second return is completed. Then, the lamp 35R is turned off, the manual operation process lamp 38 is turned on, and the control device 31 waits for the start key 35 to be pressed.

  When the manual operation process lamp 38 is turned on, the operator manually cleans the vehicle body portion to which the foam detergent is applied.

  When the manual cleaning is completed and the operator presses the start key 35, the manual operation process lamp 38 is turned off, the lamp 35R is turned on, and the car wash machine main body 1 goes second and the bubble washing is performed manually. The same operation as that of the third outbound is performed. Then, the second return is performed, and the same operation as that of the third return of the bubble car washing in divided manual work is performed.

Explanation of “Batch hand-washing wax car wash” From the first to the second trip of the car wash machine body 1 is the same as the batch hand-washing bubble car wash. It is applied, and the vehicle body surface is rinsed by watering by the next third outbound, and the vehicle body surface is dried by the next third returning.

  Next, a second embodiment of the present invention will be described with reference to FIGS.

  10 and 11 are operation diagrams of the split hand-washing bubble car wash. In the figure, the same parts as those in the first embodiment are denoted by the same reference numerals.

  In the first embodiment, foam detergent is applied to the rear part (part) of the car wash machine body 1 in the first return, which hits half of the vehicle length, and the front part (others) hits the other half of the vehicle length in the second return. In this second embodiment, foam detergent is applied to the rear part (part) corresponding to 2/3 of the vehicle length in the first return of the car wash machine main body. Apply foam detergent on the front (other part) which corresponds to the remaining 1/3 of the car length in the line.

  That is, as shown in FIG. 10, in step S <b> 28 of the first return of the car wash machine body 1, the travel position L of the car wash machine body 1 is changed to L <b> 3, and the foam nozzle 17 is positioned at 2/3 of the car length. When it is less than or equal to L3 ′ [L3 ′ = L1 + (L2−L1) ÷ 3 × 2 + A], the process proceeds to step S29, and the foam detergent is stopped in step S29.

  Next, a travel position L4 ′ (L4 ′) obtained by subtracting a distance C that makes the travel position L of the car wash machine body 1 suitable for manual cleaning of the vehicle body portion coated with the foam detergent from the travel position L3 ′. = L3'-C) or less (step S30), the process proceeds to step S31.

  In addition, as shown in FIG. 11, when the travel position L of the car wash machine body 1 becomes L3 ′ or less instead of L3 in the second backward step S36, injection of foam detergent from the foam nozzle 17 is started. (Step S37). Then, the process proceeds to step S38.

  In the first and second embodiments described above, the frame (moving body) 2, the detergent spraying device 13 and the control device 31 constitute the first detergent spraying means according to the present invention, and the frame (moving body) 2, The watering device 12, the start switch (operation means) 35 and the control device 31 constitute a first washing-off means according to the present invention, and further, the frame 2 (moving body), the detergent spraying device 13, the start switch 35 (operation switch). Means) and the control device 31 constitute the second detergent spraying means according to the present invention. Furthermore, the frame (moving body), the watering device 12, the start switch (operation means) 35 and the control device 31 are the present invention. The temperature sensor 33 constitutes a detection means according to the present invention.

  As mentioned above, although the Example of this invention was described, this invention is not limited to the Example, A various Example is possible within the scope of the present invention.

  For example, in the first embodiment, the surface of the automobile is divided into two parts in the front and rear, but it may be divided into three or more parts in the front and rear, and the surface of the automobile may be divided into the left and right.

  The present invention can also be implemented in a car wash machine that removes scale on a painted surface of an automobile using a scale remover as a detergent.

  Further, a humidity sensor is used as the detecting means used for the determination in step S1, and it is determined whether or not the humidity sensor detects a predetermined humidity H1 (for example, 50%) or less in step S1, and the predetermined humidity H1 or less is detected. If it is determined that the predetermined humidity H1 is exceeded, the process may proceed to step S3. Moreover, you may use both a temperature sensor and a humidity sensor as a detection means used for determination of step S1.

  Further, a humidity sensor is used as the detection means used for the determination in step S11. In step S11, it is determined whether or not the humidity sensor detects a predetermined humidity H2 (for example, 40%) or less, and the predetermined humidity H2 or less is detected. If YES in step S12, the process proceeds to step S12. If it is detected that the predetermined humidity H2 is exceeded, the process may proceed to step S6. Moreover, you may use both a temperature sensor and a humidity sensor as a detection means used for determination of step S11.

Overall side view of the present invention car wash machine Overall system diagram of detergent sprayer and sprinkler Front view of the operation panel Action diagram of split manual bubble car wash Action diagram of split manual bubble car wash Action diagram of split manual bubble car wash Action diagram of bulk manual bubble car wash Car wash flowchart Car wash flowchart Operational diagram of a split hand-washing bubble car according to the second embodiment Operational diagram of a split hand-washing bubble car according to the second embodiment

Explanation of symbols

2 ..... moving body (frame)
12 ... Watering device 13 ... Detergent spraying device 33 ... Detection means (temperature sensor)
35 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Operating means (Start key)
V ... car

Claims (4)

In a car washing machine provided with a detergent spraying device for applying detergent to a vehicle and a watering device for spraying water on the vehicle, and a moving machine that reciprocates in the longitudinal direction of the vehicle,
A first detergent spraying means for applying a detergent to the part of the vehicle body surface of the automobile divided into a plurality of parts by the detergent spraying device as the moving body moves;
First washing means for washing away the detergent adhering to the part by the operation of the operating means by the watering device as the moving body moves;
A second detergent spraying means for applying a detergent to the other part of the vehicle body surface by the operation of the operating means by the detergent spraying device as the moving body moves;
A second washing means for washing the detergent adhering to the other part with the movement of the moving body by the operation of the operation means by the watering device;
Car wash machine characterized by including. In a car washing machine provided with a detergent spraying device for applying detergent to a vehicle and a watering device for sprinkling water on the vehicle, a moving body that reciprocates in the front-rear direction of the vehicle, and equipped with operating means for moving the moving body,
With detection means to detect the requirements regarding the speed at which the detergent dries,
When the detection means detects that the detergent may be dried, the first detergent applies the detergent to the part of the vehicle body surface of the automobile divided into a plurality of parts by the detergent spraying device as the moving body moves. Application means;
First washing means for washing away the detergent adhering to the part by the operation of the operation means by the watering means as the moving body moves;
A second detergent spraying means for applying a detergent to the other part of the vehicle body surface by the operation of the operating means by the detergent spraying device as the moving body moves;
A second rinsing means for rinsing away the detergent adhering to the other part by the operation of the operating means by the watering means as the moving body moves;
A car wash machine comprising:   The car wash according to claim 1 or 2, wherein the body surface of the automobile is divided into a part in the front-rear direction and another part, and a distance in the front-rear direction is larger in the part than the other part. Machine.   A detecting means for detecting a requirement regarding a speed at which the detergent dries, and an informing means, and when the detecting means detects that the detergent may be dried, the informing means informs that the detergent may be dried. The car wash machine according to claim 1, 2, or 3.

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