CN115387052A - Water-saving type countercurrent washing machine - Google Patents

Abstract

The application relates to a water-saving type countercurrent washing machine, and relates to the technical field of textile printing and dyeing equipment. The utility model provides a water-saving countercurrent rinsing machine, includes the washing case that a plurality of groups distribute along cloth work feed direction in proper order, the below of washing case is provided with the effluent water sump, first group washing case is provided with drain pipe and work feed roller, be provided with the bottom roll in the washing case, the drain pipe below is provided with water wheels, water wheels and the continuous water wheels connection of effluent water sump have first drive gear, first drive gear meshes has second drive gear, second drive gear is connected with the transmission shaft, the cover is equipped with the drive belt between transmission shaft and the bottom roll, the lateral wall of bottom roll is provided with the brush hair. After the rinsing machine work, sewage from the drain pipe discharge fall on water wheels and drive water wheels and rotate, water wheels drive the brush hair on the bottom roll through first drive gear, second drive gear, transmission shaft and drive belt and clean the cloth, compare in the direct emission of correlation technique and fall sewage, this application make full use of sewage has reduced the use amount of clear water.

Description

Water-saving type counter-current washing machine

Technical Field

The application relates to the field of textile printing and dyeing equipment, in particular to a water-saving countercurrent washing machine.

Background

The countercurrent washing is that the cloth conveying direction is opposite to the flow direction of the clean water.

Referring to fig. 10, the washing machine in the related art includes a plurality of groups of washing tanks 1 sequentially arranged along a cloth conveying direction, a sewage tank 2 is arranged right below the washing tanks 1, a counter-flow pipe 5 is communicated between two adjacent washing tanks 1, and clean water flows into the washing tanks 1 from a direction opposite to the cloth conveying direction; a roller cloth feeding assembly 3 is connected in the washing tank 1, the roller cloth feeding assembly 3 comprises an upper pinch roll 31, a lower pinch roll 32 and a bottom roll 33, the upper pinch roll 31 and the lower pinch roll 32 are used for conveying cloth, and the bottom roll 33 is used for pressing the cloth into water; an intermediate tank 4 is communicated between two adjacent water washing tanks 1, and an intermediate roller 41 for conveying cloth is connected in the intermediate tank 4. Before printing and dyeing, the cloth needs to be cleaned of impurities such as floating dust on the cloth, and after the cloth is cleaned by clean water, the clean water is directly discharged into a sewage tank 2 after being changed into sewage.

In carrying out the above-described related art, the inventors have found that there are at least the following problems in the art: the sewage after the cloth is cleaned is directly discharged, and the sewage is not fully utilized.

Disclosure of Invention

In order to make full use of sewage, the application provides a water-saving countercurrent rinsing machine.

The application provides a water-saving countercurrent washing machine adopts following technical scheme:

a water-saving type countercurrent washing machine comprises a plurality of groups of washing tanks which are sequentially distributed along the cloth feeding direction, wherein a sewage pool is arranged below each washing tank, a first group of washing tanks along the cloth feeding direction is connected with a drain pipe and a cloth feeding roller, bottom rollers are connected in the washing tanks, an intermediate tank is communicated between every two adjacent washing tanks, an intermediate roller for conveying cloth is connected in the intermediate tank, a water wheel is arranged below the drain pipe, the water wheel is connected with the sewage pool, the water wheel is connected with a first transmission gear, the first transmission gear is meshed with a second transmission gear, the second transmission gear is connected with a transmission shaft, and a transmission belt is sleeved between the transmission shaft and the bottom rollers; the side wall of the bottom roller is provided with bristles.

Through adopting above-mentioned technical scheme, after the cloth sent the washing case in through the work feed roller and soaked, sewage discharged from the drain pipe fell on water wheels and drive water wheels and rotate, rotated and driven first drive gear and rotated, and first drive gear drives second drive gear and transmission shaft and rotates, and the transmission shaft passes through the drive belt and drives the bottom roll and rotate to drive the brush hair and wash the cloth, make full use of the kinetic energy and the potential energy of sewage and drive the brush hair and wash the cloth.

Optionally, the side wall of the bottom roller is detachably sleeved with an installation ring sleeve, and the bristles are connected to the surface of the installation ring sleeve; the installation ring sleeve can be tiled to be a rectangular cloth, one end of the installation ring sleeve is a hook-and-loop fastener surface, and the other end of the installation ring sleeve is a hook-and-loop fastener surface.

Through adopting above-mentioned technical scheme, the bottom roll is connected with installation ring cover detachable and is convenient for change the brush hair of different specifications and material in order to wash the cloth of different materials, only need when dismantling the installation ring cover with the magic paste the son face with the magic paste mother face separately can, when fixed with the magic paste son face with the magic paste mother face pinch tightly can.

Optionally, follow the first group of cloth work feed direction the washing case is kept away from the lateral wall intercommunication of drive belt has the shunt tubes, the shunt tubes with the intercommunication has the back flow between the effluent water sump, follow in the back flow the effluent water sump arrives the direction of shunt tubes has set gradually on-off valve, force pump and has filtered the piece.

Through adopting above-mentioned technical scheme, after accumulating certain waste water in the sewage pond, open the break-make valve, open the force pump, the waste water extraction in the force pump will sewage pond comes out, flows through filtering through the back flow and flows through, and the sewage after the filtration flows into the shunt tubes, then flows into the washing incasement, and this return circuit cyclic utilization waste water has reduced the quantity of clear water.

Optionally, follow the first group of cloth work feed direction the washing case is kept away from the lateral wall of drive belt has seted up the seal ring groove, the lateral wall cover of shunt tubes be equipped with seal ring groove interference fit's sealing ring.

By adopting the technical scheme, the sealing performance between the flow dividing pipe and the water washing tank can be improved, and the possibility of leaking sewage from the position is reduced.

Optionally, one end of the first bottom roller in the cloth conveying direction, which is far away from the transmission belt, is connected with a communicating pipe, and the communicating pipe is communicated with the return pipe; the end wall of the bottom roller is provided with a through hole communicated with the communicating pipe, and the bottom roller is rotationally connected with the communicating pipe; and the side wall of the first bottom roller along the cloth feeding direction is provided with spray holes which are communicated with the passing holes and used for washing the cloth.

Through adopting above-mentioned technical scheme, the sewage that just has pressure after the filtration flows in the current hole in the bottom roll through communicating pipe, and the cloth is washed to outflow spray rinsing pore pair cloth, and when the bottom roll was driven and rotates, the spray rinsing hole rotated along with the bottom roll, and when the brush hair cleaned the cloth, the impurity that the brush hair was cleaned out was washed with the sewage after the filtration.

Optionally, a first bottom roller in the cloth feeding direction is provided with a cleaning hole communicated with the through hole and used for washing the bristles, and an included angle between the axis of the cleaning hole and the axis of the through hole is an obtuse angle or an acute angle.

Through adopting above-mentioned technical scheme, the brush hair can accumulate certain impurity between the brush hair after brushing the cloth for a period, and the sewage after the filtration can be followed and cleared the downthehole blowout of hole and washed away the impurity between the brush hair.

Optionally, the spraying hole reaches all adaptations in the clear pore are provided with the regulating ball, the regulating ball has run through and has seted up the regulating hole, the spraying hole reaches the inside wall in clear pore all is connected with the spacing ring, the spacing ring is used for the restriction the regulating ball roll-off spout the hole or clear pore.

Through adopting above-mentioned technical scheme, the sewage that just has pressure after the filtration flows into the spray rinsing hole or clear hair downthehole can promote the regulation ball rotatory, and partial sewage can be followed the downthehole blowout of regulation, can change the position of regulation hole because of the regulation ball is rotatory, so the spray angle of sewage also can change thereupon, can carry out more comprehensive washing to cloth and brush hair, and the spacing ring then prevents the regulation ball roll-off spray rinsing hole or clear hair hole.

Optionally, the adjusting ball with the bottom roll rotates to be connected, the end wall of communicating pipe runs through and has seted up the intercommunication the hole of giving way of passing the hole, wear to be equipped with the angle-changing rack in the hole of letting going, just the angle-changing rack stretches into in the passing hole, the outer wall connection of adjusting ball have with the tooth of a cogwheel of angle-changing rack matched with.

Through adopting above-mentioned technical scheme, the adjusting ball rotates with the bottom roll to be connected and can inject the adjusting ball and only rotate around an axle, pulls the variable angle rack at the length direction of variable angle rack and removes, can drive the teeth of a cogwheel rotatory, has driven the adjusting ball rotation promptly to the angle between the axis of adjusting hole and the axis of current hole has been changed, the angle of spraying of sewage has been changed promptly.

Optionally, the outer side wall of the water washing tank is connected with a mounting assembly, an ultrasonic cleaning device is arranged on the mounting assembly, a pressure sensor is arranged on the cloth feeding roller, and a controller is arranged on the outer side wall of the water washing tank.

By adopting the technical scheme, when the cloth is pressed on the cloth feeding roller, the pressure sensor receives a signal and transmits the signal to the controller, and the controller starts the ultrasonic cleaning device to clean the cloth; when no cloth is arranged on the cloth feeding roller, the pressure sensor receives a no-pressure signal and transmits the no-pressure signal to the controller, and the controller closes the ultrasonic cleaning device.

Optionally, the mounting assembly comprises a bottom plate, the bottom plate is connected with the washing tank, a surrounding plate is arranged on the bottom plate, a supporting hole penetrates through the side wall of the surrounding plate, and a supporting rod used for supporting the ultrasonic cleaning device is in threaded connection with the supporting hole.

Through adopting above-mentioned technical scheme, can adjust ultrasonic cleaning device's position according to actual abluent needs, unscrew earlier when removing ultrasonic cleaning device's position and support the pole, then with ultrasonic cleaning device remove corresponding washing on the bottom plate on the case, it can to screw up again and support the hole.

In summary, the present application includes at least one of the following advantages:

1. a water wheel is arranged below the drain pipe, sewage impacts to drive the water wheel to rotate, and the sewage is transmitted through a first transmission gear, a second transmission gear, a transmission shaft and a transmission belt to drive a bottom roller to rotate, so that cloth is washed to fully utilize the sewage;

2. the side wall of the bottom roller is provided with the washing holes, and the included angle between the axis of the washing holes and the axis of the passing holes is an obtuse angle or an acute angle, so that the bristles can be cleaned.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for showing a positional relationship between an ultrasonic cleaning apparatus and a water washing tank in an embodiment of the present application;

FIG. 3 is a sectional view for showing the internal structure of a washing tank in the embodiment of the present application;

FIG. 4 is a sectional view for showing the internal structure of a bottom roller in the embodiment of the present application;

FIG. 5 is an enlarged view at A in FIG. 4;

FIG. 6 is a schematic structural view showing a connection relationship between a filter member and a return pipe in an embodiment of the present application;

FIG. 7 is an enlarged view at B in FIG. 4;

FIG. 8 is an enlarged view at C of FIG. 3;

FIG. 9 is a schematic structural diagram illustrating a connection relationship between a mounting assembly and an ultrasonic cleaning apparatus according to an embodiment of the present application;

fig. 10 is a schematic view showing a structure of a water-saving type counter-current water washing machine according to the related art.

In the figure: 1. a water washing tank; 10. sealing the ring groove; 101. a seal ring; 11. a drain pipe; 12. a cloth feeding roller; 120. a pressure sensor; 13. a water inlet pipe; 14. a cloth outlet roller; 15. a communicating pipe; 150. a yielding hole; 151. a variable angle rack; 16. a return pipe; 17. an on-off valve; 18. a pressure pump; 19. a filter member;

2. a sewage tank;

3. a roller cloth feeding assembly; 31. an upper pinch roll; 32. a lower pinch roll; 33. a bottom roll; 330. a pass-through hole; 331. an oil injection passage; 332. spraying and washing the holes; 3320. a limiting ring; 333. clearing pores; 334. adjusting the ball; 3340. an adjustment hole; 3341. gear teeth; 34. Installing a ring sleeve; 340. brushing; 341. a magic tape surface; 342. magic tape mother surface;

4. an intermediate box; 41. an intermediate roll;

5. a reflux tube; 51. a shunt tube; 6. a controller; 7. mounting the component;

8. an ultrasonic cleaning device; 810. a base plate; 811. enclosing plates; 8110. abutting the hole; 812. a tightening rod;

9. a water wheel; 91. a first drive gear; 92. a second transmission gear; 93. a drive shaft; 94. a transmission belt.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses a water-saving type counter-current washing machine. Referring to fig. 1 and 2, the cloth feeding direction is from right to left, and the clear water flow direction is from left to right; a water-saving countercurrent washing machine comprises three groups of washing tanks 1 which are distributed from right to left in sequence, and a sewage tank 2 is arranged below the washing tanks 1; the left side wall of the first group of washing tanks 1 is connected with a cloth feeding roller 12 and communicated with a drain pipe 11, and the right side wall of the third group of washing tanks 1 is connected with a cloth discharging roller 14 and communicated with a water inlet pipe 13. A counter-flow pipe 5 is communicated between two adjacent water washing tanks 1, and clear water sequentially flows into each water washing tank 1 through the counter-flow pipe 5; an intermediate tank 4 is communicated between two adjacent washing tanks 1, and the cloth is conveyed into each washing tank 1 through the intermediate tank 4; the lateral wall of washing case 1 is provided with controller 6, and the lateral wall of three group washing cases 1 all is connected with mounting assembly 7, is provided with ultrasonic cleaning device 8 on the mounting assembly 7 of first group washing case 1, and ultrasonic cleaning device 8 is prior art, and the no longer repeated description herein.

Referring to fig. 3, roller cloth feeding assemblies 3 are connected in the washing tank 1, each roller cloth feeding assembly 3 comprises an upper pinch roll 31, a lower pinch roll 32 and a bottom roll 33, the upper pinch roll 31 and the lower pinch roll 32 are matched with each other to convey cloth, and the bottom rolls 33 are used for pressing down the cloth so as to facilitate immersion washing of the cloth by water; the middle roller 41 is connected in the middle box 4, so that cloth in one group of the water washing boxes 1 can be conveniently transferred to the adjacent water washing boxes 1.

Referring to fig. 4, a communication pipe 15 is connected to one end of the first bottom roller 33 away from the ultrasonic cleaning device 8, and a return pipe 16 is communicated between the communication pipe 15 and the wastewater tank 2; a shunt pipe 51 is communicated with the side wall of the first group of washing tanks 1 along the cloth feeding direction, the shunt pipe 51 is communicated with the side wall of the return pipe 16, and an on-off valve 17 and a pressure pump 18 are sequentially arranged in the return pipe 16 along the direction from the sewage tank 2 to the shunt pipe 51. The pressure pump 18 pumps sewage to provide power, and the on-off valve 17 controls whether the sewage in the sewage tank 2 can flow into the first group of water washing tanks 1.

Referring to fig. 5, a through hole 330 communicated with the communication pipe 15 is formed in an end wall of the first bottom roller 33 away from the ultrasonic cleaning device 8, the through hole 330 in this embodiment is a counter bore, and the bottom roller 33 is rotatably connected with the communication pipe 15; an oil injection passage 331 is formed in the end wall of the first bottom roller 33, and the oil injection passage 331 is communicated with the side wall of one end, extending into the through hole 330, of the communication pipe 15; before the washing machine works, waterproof sealing grease can be injected into the oil injection passage 331 in advance, so that the sealing performance between the communication pipe 15 and the passing hole 330 can be improved, and the friction between the communication pipe 15 and the passing hole 330 can be reduced.

The outer side wall of the bottom roller 33 is detachably sleeved with the mounting ring sleeve 34, the mounting ring sleeve 34 is made of waterproof fabric in the implementation, and therefore the phenomenon that the transmission of cloth is influenced due to the fact that the mounting ring sleeve 34 is wet can be avoided; bristles 340 for cleaning cloth are attached to the surface of the mounting ring 34. The side wall of the first bottom roller 33 is provided with a plurality of spray holes 332 which are communicated with the through holes 330 and used for washing cloth; the side wall of the first bottom roller 33 is further provided with a plurality of cleaning holes 333 communicated with the through holes 330 and used for washing the bristles, and an included angle between the axis of the cleaning holes 333 and the axis of the through holes 330 is an acute angle or an obtuse angle, so that the bristles 340 can be conveniently cleaned.

Referring to fig. 1 and 4, a water wheel 9 is arranged right below the drain pipe 11, the water wheel 9 is connected to the inner bottom wall of the sewage tank 2, the water wheel 9 is coaxially connected with a first transmission gear 91, the first transmission gear 91 is engaged with a second transmission gear 92, the first transmission gear 91 and the second transmission gear 92 in the embodiment are both bevel gears, the second transmission gear 92 is coaxially connected with a transmission shaft 93, and a transmission belt 94 is sleeved between the transmission shaft 93 and the first bottom roller 33.

When sewage from drain pipe 11 fell on water wheels 9, potential energy and kinetic energy that sewage had drove water wheels 9 rotatoryly to drive first drive gear 91 and rotate, first drive gear 91 drives second drive gear 92 and transmission shaft 93 and rotates, and drives bottom roll 33 through drive belt 94 and rotate, thereby drives the dust impurity on the brush hair 340 washing cloth.

Referring to fig. 1 and 6, a filtering member 19 is disposed in the return pipe 16, and the filtering member 19 in this embodiment is a filtering net capable of filtering impurities in the sewage; the filter element 19 is located between the pressure pump 18 and the shunt tube 51.

Referring to fig. 1, 5 and 6, when the cloth needs to be sprayed, the on-off valve 17 is opened to communicate the sewage tank 2 with the bottom roller 33, the pressure pump 18 is started, the sewage with pressure flows into the return pipe 16, is filtered by the filter 19 and then flows into the communicating pipe 15, and further flows into the bottom roller 33, and the cloth is sprayed through the spraying holes 332.

Referring to fig. 4 and 5, the spray holes 332 and the cleaning holes 333 are provided with adjusting balls 334 in a matching manner, and the adjusting balls 334 are rotatably connected with the bottom roller 33 and can limit the adjusting balls 334 to rotate in a plane passing through the axis of the bottom roller 33; the adjusting ball 334 penetrates through the adjusting hole 3340, and the inner side wall of the spray hole 332 is connected with a limiting ring 3320 for limiting the adjusting ball 334 to slide out of the spray hole 332; the inner side wall of the cleaning hole 333 is connected with a limiting ring 3320 for limiting the adjusting ball 334 to slide out of the cleaning hole 333; the wall of the communicating pipe 15 is provided with a yielding hole 150, the variable-angle rack 151 penetrates through the yielding hole 150, the variable-angle rack 151 extends into the passing hole 330, the outer wall of the adjusting ball 334 is connected with gear teeth 3341 matched with the variable-angle rack 151, therefore, the adjusting ball 334 can be driven to rotate for a certain angle in a relatively quantitative mode by moving the variable-angle rack 151 in the length direction of the variable-angle rack 151, the position of the adjusting hole 3340 is changed, the spraying and washing angle sprayed out of the sewage self-adjusting hole 3340 is changed, and cloth and bristles 340 are washed comprehensively.

Referring to fig. 7, sealing ring groove 10 has been seted up to the lateral wall of first group washing case 1, and the lateral wall cover of communicating pipe 15 is equipped with sealing ring 101 with sealing ring groove 10 interference fit, can improve the leakproofness between communicating pipe 15 and first group washing case 1, reduces the possibility that sewage is revealed from here.

Referring to fig. 8, one end of the installation loop 34 is a hook and loop surface 341, and the other end of the installation loop 34 is a hook and loop surface 342. When the washing tank 1 is used for washing cloth made of different materials, different mounting ring sleeves 34 can be replaced, and different bristles 340 are connected to the different mounting ring sleeves 34 so as to effectively wash the cloth; when the installation loop cover 34 is replaced, the hook and loop fastener surface 341 and the hook and loop fastener surface 342 can be directly separated. When the new installation ring sleeve 34 is installed on the bottom roller 33, the hook and loop fastener surface 341 and the hook and loop fastener surface 342 are pinched.

Referring to fig. 2 and 3, a pressure sensor 120 is disposed on the cloth feeding roller 12, when the cloth is conveyed from the cloth feeding roller 12 into the water washing tank 1, the pressure sensor 120 receives a signal and transmits the signal to the controller 6, the controller 6 starts the ultrasonic cleaning device 8 to clean the cloth, and ultrasonic cleaning is prior art and will not be described herein again. When the cloth is not conveyed into the washing tank 1, the pressure sensor 120 has no pressure signal, and the controller 6 turns off the ultrasonic cleaning device 8 if the signal is not received.

Referring to fig. 2 and 9, the mounting assembly 7 includes a bottom plate 810, the bottom plate 810 is fixedly connected to the outer side wall of the washing tank 1, a surrounding plate 811 is connected to the bottom plate 810, the ultrasonic cleaning device 8 can be placed in the surrounding plate 811, a tightening hole 8110 is formed through the opposite side wall of the surrounding plate 811 in the length direction, the tightening hole 8110 is in threaded connection with a tightening rod 812, and the ultrasonic cleaning device 8 is fixed by adjusting the tightening rod 812. The position of the ultrasonic cleaning device 8 can be adjusted according to actual conditions, and only the tightening rod 812 needs to be loosened, the ultrasonic cleaning device 8 is moved to the corresponding bottom plate 810 of the washing tank 1, and then the tightening rod 812 is tightened.

The implementation principle of the water-saving type counter-current washing machine in the embodiment of the application is as follows: when the washing machine works, the conveying direction of the cloth is opposite to the flow direction of clear water, the cloth is soaked in the washing box 1 and then is conveyed out of the washing box 1, meanwhile, sewage flows out of the water discharge pipe 11, falls on the water wheel 9 and drives the water wheel 9 to rotate, the water wheel 9 drives the first transmission gear 91 to rotate, the first transmission gear 91 drives the second transmission gear 92 and the transmission shaft 93 to rotate, the transmission shaft 93 drives the bottom roller 33 to rotate through the transmission belt 94, and therefore the brush bristles 340 on the bottom roller 33 are driven to wash the cloth. Compared with the prior art in which sewage is directly discharged into the sewage tank 2, the sewage treatment device makes full use of the kinetic energy and potential energy of the sewage, and further cleans the cloth.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a water-saving washing machine against current, includes washing case (1) that a plurality of groups distribute in proper order along cloth work feed direction, the below of washing case (1) is provided with effluent water sump (2), and is followed the first group of cloth work feed direction washing case (1) is connected with drain pipe (11) and work feed roller (12), washing case (1) in-connection has bottom roller (33), adjacent two the intercommunication has middle case (4) between washing case (1), middle case (4) in-connection has middle roller (41) that are used for conveying the cloth, its characterized in that: a water wheel (9) is arranged below the drain pipe (11), the water wheel (9) is connected with the sewage tank (2), the water wheel (9) is connected with a first transmission gear (91), the first transmission gear (91) is meshed with a second transmission gear (92), the second transmission gear (92) is connected with a transmission shaft (93), and a transmission belt (94) is sleeved between the transmission shaft (93) and the bottom roller (33); the side wall of the bottom roller (33) is provided with bristles (340).

2. A water-saving reverse flow water washer according to claim 1, wherein: the side wall of the bottom roller (33) is detachably sleeved with a mounting ring sleeve (34), and the bristles (340) are connected to the surface of the mounting ring sleeve (34); one end of the mounting ring sleeve (34) is a magic tape surface (341), and the other end of the mounting ring sleeve (34) is a magic tape female surface (342).

3. A water-saving counter-current water washer according to claim 1, wherein: follow the first group of cloth work feed direction wash case (1) and keep away from the lateral wall intercommunication of drive belt (94) has shunt tubes (51), shunt tubes (51) with intercommunication has back flow (16) between effluent water sump (2), follow in back flow (16) effluent water sump (2) extremely the direction of shunt tubes (51) has set gradually on-off valve (17), force pump (18) and has filtered piece (19).

4. A water-saving reverse flow water washer according to claim 3, wherein: follow the first group of cloth work feed direction wash case (1) and keep away from sealed annular (10) have been seted up to the lateral wall of drive belt (94), the lateral wall cover of shunt tubes (51) be equipped with sealed annular (10) interference fit's sealing ring (101).

5. A water-saving reverse flow water washer according to claim 3, wherein: one end, far away from the transmission belt (94), of the first bottom roller (33) in the cloth conveying direction is connected with a communicating pipe (15), and the communicating pipe (15) is communicated with the return pipe (16); the end wall of the bottom roller (33) is provided with a passing hole (330) communicated with the communicating pipe (15), and the bottom roller (33) is rotatably connected with the communicating pipe (15); and a spray washing hole (332) which is communicated with the passing hole (330) and used for washing the cloth is formed in the side wall of the first bottom roller (33) along the cloth feeding direction.

6. A water-saving counter-current water washer according to claim 5, wherein: the side wall of the first bottom roller (33) in the cloth feeding direction is provided with a cleaning hole (333) communicated with the passing hole (330) and used for washing the bristles (340), and an included angle between the axis of the cleaning hole (333) and the axis of the passing hole (330) is an obtuse angle or an acute angle.

7. A water-saving reverse flow water washer according to claim 6, wherein: it reaches to spout washing hole (332) all the adaptation is provided with adjusting ball (334) in clear pore (333), adjusting ball (334) are run through and have been seted up adjusting hole (3340), spout washing hole (332) and the inside wall in clear pore (333) all is connected with spacing ring (3320), spacing ring (3320) are used for the restriction adjust ball (334) roll-off spout washing hole (332) or clear pore (333).

8. A water-saving counter-current water washer according to claim 7, wherein: adjusting ball (334) with bottom roll (33) rotate to be connected, the end wall of communicating pipe (15) runs through to be seted up the intercommunication pass hole (330) let go hole (150), let and wear to be equipped with in going hole (150) and become angle rack (151), just become angle rack (151) and stretch into in passing hole (330), the outer wall of adjusting ball (334) be connected with become angle rack (151) matched with teeth of a cogwheel (3341).

9. A water-saving reverse flow water washer according to claim 1, wherein: the outer side wall of the water washing tank (1) is connected with a mounting assembly (7), an ultrasonic cleaning device (8) is arranged on the mounting assembly (7), a pressure sensor (120) is arranged on the cloth feeding roller (12), and a controller (6) is arranged on the outer side wall of the water washing tank (1).

10. A water-saving reverse flow water washer according to claim 9, wherein: the mounting assembly (7) comprises a bottom plate (810), the bottom plate (810) is connected with the water washing box (1), a surrounding plate (811) is arranged on the bottom plate (810), a propping hole (8110) penetrates through the side wall of the surrounding plate (811), and the propping hole (8110) is in threaded connection with a propping rod (812) used for propping against the ultrasonic cleaning device (8).

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