Abstract:
A portable car-cleaning device, which comprises a cleaning brush and at least one water storage chamber with a water inlet, the at least one chamber being provided with at least one washing dewatering device that includes two oppositely disposed rollers, the cleaning brush being interposed between the two rollers for washing and dewatering. The car-cleaning device is simple in structure and convenient to carry, and convenient in washing and dewatering the cleaning brush, making a car washed faster, improving the washing efficiency.

Description:
FIELD OF THE INVENTION 
     The present invention relates to the field of cleaning device technology, specially to a portable car-cleaning device. 
     BACKGROUND OF THE INVENTION 
     Cleaning a vehicle, especially a small vehicle, particularly a car, has currently become a regular job. In the case of a very dirty vehicle, it generally needs to be washed in a car wash area. A cotton brush containing no water is also usually placed in a car for regular cleaning; however, such a brush is easy to get dirty and inconvenient to be cleaned. 
     CONTENTS OF THE INVENTION 
     In order to solve the above problems, a purpose of the present invention is to provide a portable car-cleaning device, which is simple in structure and convenient to carry, allowing a car to be cleaned at any time. 
     In order to solve the problems in the prior art, a technical solution provide by the present invention is as follows: 
     A portable car-cleaning device, comprising a cleaning brush and at least one water storage chamber with a water inlet, at least one the water storage chamber being provided with at least one washing dewatering device that includes two oppositely disposed rollers, the cleaning brush being interposed between the two rollers for washing and dewatering. 
     Preferably, the water storage chamber includes at least two water storage rooms interconnected through a partition, each of the water storage rooms being provided with at least one the washing dewatering device. 
     Preferably, the water storage chamber includes a cleaning-brush washing room and a water reservoir interconnected through a partition, the cleaning-brush washing room communicating with the water reservoir through a first water pipe; the cleaning-brush washing room is provided inside with at least one the washing dewatering device; the water reservoir is provided with a compressed air device and a second water pipe, the second water pipe being connected to the first water pipe through a switch, the compressed air device pressing water in the water reservoir into the cleaning-brush washing room when the switch is opened. 
     Furthermore, the water inlet of the water storage room or the cleaning-brush washing room is provided with a first upper cover, the cleaning brush comprising a brush body, a plurality of cleaning heads disposed on the brush body and a handle, the handle stretching out of the first upper cover. 
     Furthermore, the brush body is a rectangular plate-like body with the cleaning heads disposed on both sides thereof; the washing dewatering device includes two cylindrical third rollers; the water storage room or the cleaning-brush washing room is provided with two oppositely disposed third roller shafts on a sidewall in the width direction of the brush body, the third roller being sleeved on the third roller shaft, the cleaning brush being interposed between the two third rollers, the distance from the brush body to the third roller being less than the length of the cleaning head. 
     Furthermore, the brush body is cylindrical, the cleaning heads being uniformly disposed axially along the brush body; the washing dewatering device comprises a first roller and a second roller, which are a cylinder taking a semicircle as a generating line and sleeved on a first roller shaft and a second roller shaft fixed on a sidewall of the water storage room or the cleaning-brush washing room; the first roller and the second roller are assembled into a circular through slot, inside which is accommodated the cleaning brush, the diameter of the through slot being greater than the diameter of the brush body but less than the outer diameter of the cleaning brush. 
     Furthermore, the water storage room is further provided on both sides with a carrying handle. 
     Furthermore, the water reservoir is provided above the water inlet with a second upper cover, the compressed air device going longitudinally through and assembled integrally with the second upper cover, the second upper cover being removably sealingly connected with an upper portion of the water reservoir. 
     Furthermore, the compressed air device comprises an air reservoir disposed in the water reservoir, and a handgrip disposed on the second upper cover, a piston rod and a piston, the piston rod being connected on one end with the handgrip and connected on the other end with the piston, the piston being disposed in the air reservoir. 
     Furthermore, the water reservoir is also provided above with a grip portion. 
     Compared with the prior art, the present invention has the following advantages: 
     1. With the technical solution of the present invention, this cleaning device is simple in structure and convenient to carry, suitable for use on board; the cleaning-brush washing room provided on it can be used to store water, enabling a car to be cleaned in the case of inconvenient access to water, and the water stored in the cleaning device can be used repeatedly, having a good water-saving effect.
 
2. With the technical solution of the present invention, a washing dewatering device is disposed in the cleaning-brush washing room or the water storage room, and the washing dewatering device is made to include two oppositely disposed rollers; while the cleaning brush is pulled up and down between the two rollers, the roller squeezes the cleaning head of the cleaning brush for cleaning and dewatering, which facilitates cleaning the car by the cleaning brush and is convenient and fast, improving the cleaning efficiency.
 
3. With the further technical solution of the present invention, a water pipe is disposed between the cleaning-brush washing room and the water reservoir; when the water in the cleaning-brush washing room is dirty, it can be poured out through the water inlet, and then the clean water in the water reservoir is pressed by the compressed air device into the cleaning-brush washing room for use, making it not necessary to provide a cleaning dewatering device in each of the water storage rooms, thus simplifying the structure of this cleaning device.
 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
       In order to explain the technical solutions of the examples of the present invention more clearly, the drawings needing to be used in the examples will be simply described in the following. The following drawings are only some examples of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without making effort. 
         FIG. 1  is a structural schematic view of Example 1 of a portable car-cleaning device of the present invention; 
         FIG. 2  is a sectional view along the line A-A in  FIG. 1 ; 
         FIG. 3  is a sectional schematic view of the cleaning brush in  FIG. 1 ; 
         FIG. 4  is a structural schematic view of Example 2 of the present invention; 
         FIG. 5  is a structural schematic view of Example 3 of the present invention; and 
         FIG. 6  is a sectional view along the line B-B in  FIG. 5 . 
     
    
    
     Wherein:  1 . cleaning brush;  11 . handle;  12 . brush body;  13 . cleaning head;  2 . water storage room;  21 . washing dewatering device;  211 . first roller;  212 . second roller;  213 . first roller shaft;  214 . second roller shaft;  215 . third roller shaft;  216 . third roller;  22 . first upper cover;  23 . partition;  3 . carrying handle;  4 . cleaning-brush washing room;  5 . water reservoir;  51 . second upper cover;  52 . air reservoir;  53 . handgrip;  54 . second water pipe;  55 . first water pipe;  56 . switch; and  57 . grip portion. 
     DETAILED DESCRIPTION OF THE EMBODIMENTS 
     The above solutions will be further described below with reference to specific examples. It should be understood that these examples are intended to illustrate the present invention without limiting the scope thereof. The implementation conditions employed in the examples can be further adjusted according to conditions of a specific manufacturer, the implementation conditions not indicated being usually the routine experimental conditions. 
       FIGS. 1-3  are structural schematic views of Example 1 of a portable car-cleaning device of the present invention, which comprises a cleaning brush  1  and at least two water storage rooms  2  used for accommodating the cleaning brush  1 , there being five water storage rooms  2  shown in the drawing; it is necessary to explain that the number of the water storage room  2  can be set as practically required, which is not defined here in the present invention; the cleaning brush  1  comprises a brush body  12  and a plurality of cleaning heads  13  disposed on the brush body  12 , and the five water storage rooms  2  are interconnected through a partition  23 ; the water storage room  2  is a chamber with a water inlet, which is provided with a first upper cover  22 ; in order to facilitate the cleaning and dewatering operation on the cleaning brush  1 , the cleaning brush  1  is provided on the brush body  12  with a handle  11 , which stretches out of the first upper cover  22 . 
     The water storage room  2  is provided inside with at least one washing dewatering device  21 ; in order to improve the cleaning and dewatering effect on the cleaning brush  1 , the number of the washing dewatering device  21  can be set as practically required, the water storage room  2  in this example being provided inside with two washing dewatering devices  21  up and down. 
     As shown in  FIG. 3 , the brush body  12  of the cleaning brush  1  in this example is cylindrical, and the cleaning heads  13  are uniformly disposed axially along the brush body  12 ; the washing dewatering device  21  in the water storage room  2  is set according to the shape of the cleaning brush  1 , and comprises a first roller  211  and a second roller  212 , which are a cylinder taking a semicircle as a generating line and sleeved on a first roller shaft  213  and a second roller shaft  214  fixed on the sidewall of the water storage room  2 ; the first roller  211  and the second roller  212  can be assembled into a circular through slot, whose diameter is greater than the diameter of the brush body  12  of the cleaning brush  1  and less than the outer diameter of the cleaning brush  1 , the outer diameter of the cleaning brush  1  here referring to the longest distance between the two cleaning heads  13  oppositely disposed on the brush body  12 . In the process of inserting the cleaning brush  1  into the circular through slot and pulling it up and down back and forth, the first roller  211  and the second roller  212  rotate along the first roller shaft  213  and the second roller shaft  214 , which can produce a squeezing effect on the cleaning head  13 , and thus the washing dewatering device  21  located at the lower portion sufficiently washes the cleaning brush  1 , while the washing dewatering device  21  located at the upper portion dehydrates the cleaning brush  1  having been washed to facilitate the following car cleaning. 
     In order to facilitate moving this car-cleaning device, the water storage room  2  is provided on both sides with a carrying handle  3 , which is convenient for a user to move this car-cleaning device. 
     As shown in  FIG. 4 , in order to simplify the structure of the car-cleaning device, a more compact, convenient and rapid cleaning device is provided in the second example of the present invention, comprising a cleaning brush  1 , a cleaning-brush washing room  4 , and a water reservoir  5  connected with the cleaning-brush washing room  4  through a partition  23 , both the cleaning-brush washing room  4  and the water reservoir  5  being a chamber with a water inlet; wherein the water inlet of the water reservoir  5  is sealed, and the cleaning-brush washing room  4  communicates with the water reservoir  5  through a first water pipe  55  and is provided inside with at least one washing dewatering device  21 , there being two washing dewatering devices  21  provided up and down in this example; the water reservoir  5  is further provided with a compressed air device and a second water pipe  54 , the water inlet of the second water pipe  54  being disposed as close as possible to the bottom of the water reservoir  5 , the second water pipe  54  being connected to the first water pipe  55  through a switch  56 ; after the dirty water in the cleaning-brush washing room  4  is discharged, the switch  56  is opened, and the clean water in the water reservoir  5  can be pressed by the compressed air device into the cleaning-brush washing room  4  through the second water pipe  54  and the first water pipe  55 . 
     Specifically, the water reservoir  5  is provided above the water inlet with a second upper cover  51 , the compressed air device going longitudinally through and assembled integrally with the second upper cover  51 ; when the water reservoir  5  is full of water as usual, the second upper cover  51  and the upper portion of the water reservoir  5  are sealingly interconnected; when water needs to be added to the water reservoir, the second upper cover  51  can be disassembled. 
     The compressed air device comprises an air reservoir  52 , a handgrip  53 , a piston rod and a piston, wherein the air reservoir  52  is disposed inside the water reservoir  5 , the handgrip  53  is disposed on the second upper cover  51 , the piston is disposed inside the air reservoir  52 , the piston rod is connected on one end with the handgrip  53  and on the other end with the piston, and thus air pressure can be applied into the water reservoir  5  by pressing the handgrip  53  and further pushing the piston in the air reservoir  52 , thereby pressing the clean water in the water reservoir  5  into the cleaning-brush washing room  4  under the action of the air pressure. 
     In order to facilitate moving this car-cleaning device, the water reservoir  5  is provided at the upper portion with a grip portion  57 . 
     In this example, the brush body  12  of the cleaning brush  1  is cylindrical, and the cleaning heads  13  are uniformly disposed axially along the brush body  12 ; the washing dewatering device  21  in the cleaning-brush washing room  4  is set according to the shape of the cleaning brush  1 , and comprises a first roller  211  and a second roller  212 , which are a cylinder taking a semicircle as a generating line and sleeved on a first roller shaft  213  and a second roller shaft  214  fixed on the sidewall of the cleaning-brush washing room  4 ; the first roller  211  and the second roller  212  can be assembled into a circular through slot, whose diameter is greater than the diameter of the brush body  12  of the cleaning brush  1  and less than the outer diameter of the cleaning brush  1 , the outer diameter of the cleaning brush  1  here referring to the longest distance between the two cleaning heads  13  oppositely disposed on the brush body  12 . In the process of inserting the cleaning brush  1  into the circular through slot and pulling it up and down back and forth, the first roller  211  and the second roller  212  rotate along the first roller shaft  213  and the second roller shaft  214 , which can produce a squeezing effect on the cleaning head  13 , and thus the washing dewatering device  21  located at the lower portion sufficiently washes the cleaning brush  1 , while the washing dewatering device  21  located at the upper portion dehydrates the cleaning brush  1  having been washed to facilitate the following car cleaning. 
     As shown in  FIGS. 5-6 , in order to facilitate using the cleaning brushes of different shape, Example 3 of the present invention is all the same with Example 2, except that in this example the brush body  12  of the cleaning brush  1  is a rectangular plate-like body, the cleaning heads  13  are disposed on both sides of the brush body  12 , and the cleaning-brush washing room  4  is provided in the width direction of the brush body  12  with at least one washing dewatering device  21 ; in this example, the cleaning-brush washing room  4  is provided at the central sidewall with one group of the third roller shafts  215 , and two of them are disposed oppositely in parallel; then the third roller  216  is sleeved onto the third roller shaft  215  to be used as the washing dewatering device  21 , and the cleaning brush  1  is interposed between these two third roller shafts  215 , with the distance between the brush body  12  and the third roller  216  being less than the length of the cleaning head  13 ; this third roller  216  is cylindrical, allowing the cleaning brush  1  to be placed inside the cleaning-brush washing room  4  to be pulled up and down back and forth, and the two third rollers  216  can produce a pressing effect on the cleaning head  13 , thus cleaning and dewatering the cleaning head  13 . 
     Certainly, the washing dewatering device in Example 3 can also be disposed in the water storage room in Example 1 as required, so as to facilitate applicability to the cleaning brushes of different shape. 
     The above examples are used only for explaining the technical concept and characteristics of the present invention. They are provided to make those skilled in the art understand the present invention and implement it, rather than limit the scope of protection of the present invention. Any equivalent alteration or modification made according to the spiritual essence of the present invention should fall within the scope of protection of the present invention.