CN216378725U

CN216378725U - Efficient washing equipment for cotton woven fabric cold pile

Info

Publication number: CN216378725U
Application number: CN202122997781.4U
Authority: CN
Inventors: 刘文志; 高大龙; 赵伟涛
Original assignee: Shijiazhuang Rongsheng Decorative Cloth Co ltd
Current assignee: Shijiazhuang Rongsheng Decorative Cloth Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-26
Anticipated expiration: 2031-12-01

Abstract

The utility model belongs to the technical field of textile production equipment technique and specifically relates to a cotton class shuttle is weaved cold and is piled with high-efficient washing equipment is related to, and it includes washing storehouse, cleans subassembly, raw materials roller and finished product roller, clean the feed port that the subassembly set up at washing storehouse, the raw materials roller sets up and keeps away from in the outside in washing storehouse and cleans subassembly one side, the finished product roller sets up the outside at washing storehouse discharge port. This application has the effect that improves the cleanliness of the washing surface fabric of woven cloth.

Description

Efficient washing equipment for cotton woven fabric cold pile

Technical Field

The application relates to the technical field of textile production equipment, in particular to a high-efficiency washing device for cotton woven fabric cold pileup.

Background

The woven fabric is a weaving machine in a picking mode, yarns are woven by interlacing the warp direction and the weft direction, and the woven fabric is firm, stiff and smooth and difficult to deform due to interlacing of the warp direction and the weft direction of a weaving method, and is widely applied to various high-grade clothes; the cold pad-batch dyeing is carried out at normal temperature in a pad dyeing mode, the woven fabric continuously rotates on the roller after the pad dyeing is finished, and dyeing cotton caused by downward deposition and permeation of the dye under the condition that the woven fabric is provided with wet dye is avoided.

In the related technology, before the woven fabric is used for producing and processing clothes, dyes adhered to the woven fabric need to be cleaned, the dyes of the woven fabric are cleaned by water washing equipment, the phenomenon of color fading in the later use process can be effectively avoided, the fabric to be washed is directly immersed in a washing tank for washing by the open-width water washing equipment, and the fabric to be washed is fished up after being washed.

In view of the above-mentioned related technologies, the inventors believe that the woven fabric is stained with flocks and stains during the production process, and it is difficult to ensure the cleanliness of the fabric by directly washing the woven fabric to be washed with water with open-width washing equipment.

SUMMERY OF THE UTILITY MODEL

In order to improve the washing cleanliness of the woven fabric, the application provides a cotton-type woven fabric cold-batch high-efficiency washing equipment.

The application provides a cotton class shuttle is weaved cold heap and is used high-efficient washing equipment adopts following technical scheme:

the utility model provides a cotton class shuttle is weaved cold and is piled with high-efficient washing equipment, includes washing storehouse, cleans subassembly, raw materials roller and finished product roller, clean the feed port that the subassembly set up at washing storehouse, the raw materials roller sets up and keeps away from in the outside in washing storehouse and cleans subassembly one side, the finished product roller sets up the outside at washing storehouse discharge port.

Through adopting above-mentioned technical scheme, the feed port outside in washing storehouse sets up the raw materials roller, for the washing storehouse provides the shuttle surface fabric of weaving of treating the washing, the setting cleans the subassembly and is convenient for clean the batting and the spot that are stained with on the shuttle surface fabric at first, for follow-up thorough washing is clean establishes the basis, utilize the washing storehouse to carry out degree of depth washing to the upper and lower surface of shuttle surface fabric of weaving, clean the abundant washing in washing storehouse for the first time through cleaning the subassembly, can improve the washing cleanliness of shuttle surface fabric of weaving.

Optionally, the cleaning assembly comprises a connecting plate, a supporting plate, a cleaning disc and a driving motor, the connecting plate is fixedly connected with the side wall of the washing bin, the supporting plate is fixedly connected with the connecting plate, the cleaning disc penetrates through the supporting plate and is fixedly connected with the driving motor, and a cleaning brush for cleaning lint is arranged on the cleaning disc.

Through adopting above-mentioned technical scheme, the connecting plate plays with washing storehouse lateral wall fixed connection and is connected the fixed action, and backup pad and connecting plate fixed connection play whole supporting role, and the cleaning dish passes backup pad and driving motor fixed connection and makes things convenient for driving motor to provide power for the cleaning dish, sets up the batting and the spot that carry on the cleaning tatting cloth fabric before being convenient for wash on the cleaning dish.

Optionally, be provided with the washing subassembly that is used for washing woven fabrics of shuttle in the washing storehouse, the washing subassembly includes washing cylinder and scavenge pipe, washing cylinder and scavenge pipe all rotate to be connected between the both sides wall in washing storehouse, evenly lay the washing brush that is used for washing woven fabrics surface fabric on the washing cylinder, set up the nozzle that spouts woven fabrics surface fabric on the scavenge pipe.

Through adopting above-mentioned technical scheme, utilize the washing subassembly to carry out degree of depth washing to the upper and lower surface of woven fabric surface fabric, the washing cylinder rotates to be connected and is convenient for wash woven fabric surface fabric between the both sides inner wall in washing storehouse, evenly lay washing brush square on the washing cylinder and use the water to wash and carry out abundant washing to the upper surface of woven fabric surface fabric, be convenient for clean the spot that is difficult for dropping, the scavenge pipe rotates to be connected between the both sides inner wall in washing storehouse, set up the nozzle on the scavenge pipe and be convenient for carry out abundant spray rinsing with the lower surface of woven fabric surface fabric, further improve the washing cleanliness of woven fabric surface fabric.

Optionally, a guide assembly for guiding woven cloth is arranged in the washing bin, the guide assembly comprises a driving roller, a guide roller and a cloth passing roller, the driving roller is respectively arranged on the inner wall, close to the feeding port and the discharging port, of the washing bin, the guide roller is arranged on the inner wall, close to the feeding port, of the washing bin, between the driving roller and the cleaning pipe, and the cloth passing roller is arranged above the cleaning pipe on the inner wall of the washing bin.

Through adopting above-mentioned technical scheme, the drive roll provides power for the slip of the surface fabric of woven fabric in the washing storehouse, can be with the steady transport of woven fabric surface fabric, and the guide roll can make the surface fabric of woven fabric slide along the guide roll steadily at the washing cylinder washing in-process, thereby avoids woven fabric surface fabric to warp and produce the fold and influence the quality, crosses the nozzle that the cloth roller set up the scavenge pipe of being convenient for in the top of scavenge pipe and carries out the spray rinsing to the lower surface of woven fabric.

Optionally, an extrusion assembly for extruding the washed woven fabric is arranged in the washing bin, the extrusion assembly is arranged in the washing bin and close to the discharge port, the extrusion assembly comprises two groups of extrusion rollers, springs and connecting rods which are arranged up and down oppositely, a gap is formed between the upper extrusion roller and the lower extrusion roller for the woven fabric to pass through, the extrusion rollers are slidably connected with the connecting rods, the springs are sleeved on the connecting rods and abutted against the extrusion rollers, and the connecting rods are fixedly connected with the washing bin.

Through adopting above-mentioned technical scheme, set up the position that the extrusion subassembly is close to discharge port in the washing storehouse and be convenient for carry out the extrusion drainage to the shuttle fabric surface fabric that the washing was accomplished, leave the clearance between two upper and lower squeeze rollers and supply the shuttle fabric surface fabric to pass through, squeeze roller and connecting rod sliding connection be convenient for squeeze roller and slide from top to bottom, the spring cup joints the extrusion of the shuttle fabric surface fabric of being convenient for squeeze roller adaptation different thickness on the connecting rod, connecting rod and washing storehouse fixed connection play the bulk joint supporting role.

Optionally, the washing machine further comprises a water inlet pipe, the water inlet pipe is fixedly connected to the top, close to the feeding port, of the washing bin, and a spraying nozzle for spraying the woven fabric is arranged at a water outlet at the bottom of the water inlet pipe.

By adopting the technical scheme, the water inlet pipe conveniently provides water for the washing bin, the spraying nozzle is arranged at the bottom of the water inlet pipe, the woven fabric entering the washing bin can be firstly sprayed and wetted, the wetted woven fabric is favorable for subsequent washing, and the washing cleanliness can be improved.

Optionally, the washing machine further comprises a steam inlet pipe for providing hot steam, a bin cover is arranged on the washing bin, and the steam inlet pipe is fixedly connected to the bin cover of the washing bin.

Through adopting above-mentioned technical scheme, will advance steam pipe fixed connection and conveniently provide steam for the washing storehouse on the top storehouse lid in washing storehouse, hot steam can make the spot soften, is favorable to improving the washing cleanliness of woven fabric surface fabric.

Optionally, the washing machine further comprises a sewer pipe, the sewer pipe is arranged at the bottom of the washing bin close to the discharge port, and a filter screen with a filtering effect is arranged at the water outlet of the sewer pipe.

By adopting the technical scheme, the sewer pipe is convenient for discharging sewage in the washing bin, and the filter screen is arranged at the water outlet of the sewer pipe to prevent impurities from blocking the sewer pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the device is used, by adopting the technical scheme, the raw material roller is arranged outside the feeding port of the washing bin to provide the woven fabric to be washed for the washing bin, the cleaning assembly is arranged to clean the wool and the stain adhered to the woven fabric firstly, so that the foundation is laid for subsequent thorough washing, the upper surface and the lower surface of the woven fabric can be deeply washed by the washing bin, and the washing cleanliness of the woven fabric can be improved by the first cleaning of the cleaning assembly and the sufficient washing of the washing bin;

2. by adopting the technical scheme, the connecting plate is fixedly connected with the side wall of the washing bin to play a role in connection and fixation, the supporting plate is fixedly connected with the connecting plate to play a role in integral support, the cleaning disc penetrates through the supporting plate and is fixedly connected with the driving motor so as to be convenient for the driving motor to provide power for the cleaning disc, and the cleaning disc is provided with the cleaning brush so as to be convenient for cleaning lint and stains carried on the woven fabric before washing;

3. through adopting above-mentioned technical scheme, utilize the washing subassembly to carry out degree of depth washing to the upper and lower surface of woven fabric surface fabric, the washing cylinder rotates to be connected and is convenient for wash woven fabric surface fabric between the both sides inner wall in washing storehouse, evenly lay washing brush square on the washing cylinder and use the water to wash and carry out abundant washing to the upper surface of woven fabric surface fabric, be convenient for clean the spot that is difficult for dropping, the scavenge pipe rotates to be connected between the both sides inner wall in washing storehouse, set up the nozzle on the scavenge pipe and be convenient for carry out abundant spray rinsing with the lower surface of woven fabric surface fabric, further improve the washing cleanliness of woven fabric surface fabric.

Drawings

Fig. 1 is a schematic structural diagram of a main body of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Description of reference numerals: 1. washing the bin with water; 2. a sweeping assembly; 21. a connecting plate; 22. A support plate; 23. cleaning the disc; 231. cleaning with a brush; 24. a drive motor; 3. a raw material roller; 4. a finished product roller; 5. a water washing component; 51. washing the roller with water; 511. washing with water; 52. cleaning the tube; 521. a nozzle; 6. a guide assembly; 61. a drive roll; 62. a guide roller; 63. a cloth passing roller; 7 extruding the component; 71. a squeeze roll; 72. a spring; 73. a connecting rod; 8. a water inlet pipe; 81. a spray nozzle; 9. a steam inlet pipe; 10. a sewer pipe; 101. and (4) a filter screen.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The shuttle weaving cloth is weaved by weaving the yarns in a warp-weft interlaced way by a weaving machine, is widely applied to various high-grade clothes due to firmness, stiffness and non-deformation, and the cold pad is to rotate on a roller ceaselessly after the pad dyeing is finished at normal temperature, so as to avoid the problem that the shuttle weaving cloth is dyed due to the downward deposition and permeation of wet dye. Before the woven fabric is used for producing and processing clothes, dyes adhered to the woven fabric need to be cleaned, and the dyes of the woven fabric are cleaned by water washing equipment, so that the phenomenon of color fading in the later use process can be effectively avoided.

The embodiment of the application discloses a high-efficiency water washing device for cotton woven fabric cold heaps. Referring to fig. 1 and 2, a cotton class shuttle is weaved cold and is piled with high-efficient washing equipment includes washing storehouse 1, clean subassembly 2, raw materials roller 3, finished product roller 4, washing subassembly 5, guide assembly 6, extrusion subassembly 7, inlet tube 8, advance steam pipe 9 and downcomer 10, clean subassembly 2 and set up the feed port position at washing storehouse 1, raw materials roller 3 sets up the outside one side of keeping away from cleaning subassembly 2 in washing storehouse 1, finished product roller 4 sets up the discharge port position at washing storehouse 1, washing subassembly 5, guide assembly 6 and extrusion subassembly 7 set up the inside at washing storehouse 1, inlet tube 8, it sets up the top position at washing storehouse 1 to advance steam pipe 9, downcomer 10 sets up the bottom position at washing storehouse 1.

In the embodiment of this application, washing storehouse 1 sets up to the storehouse body of a rectangle, washing storehouse 1's left side part is provided with feed port, the right side part is provided with discharge port, 1 left side feed port correspondence in washing storehouse is provided with raw materials roller 3, for washing storehouse 1 provides treats washing tatted fabric cloth, 1 right side discharge port correspondence in washing storehouse is provided with finished product roller 4, be used for collecting the tatted fabric cloth that 1 washing in roll water washing storehouse was accomplished, raw materials roller 3 is unanimous with finished product roller 4's shape size.

Cleaning subassembly 2 includes connecting plate 21, backup pad 22, cleans dish 23 and driving motor 24, and connecting plate 21 sets up to the rectangular plate, and backup pad 22 sets up to the V-arrangement board, and the one end level of V-arrangement board sets up, and the one end slope sets up downwards, and connecting plate 21 and washing storehouse 1's lateral wall fixed connection, and backup pad 22's horizontal end and connecting plate 21 fixed connection play the whole supporting role for cleaning dish 23 and driving motor 24.

The cleaning disc 23 is set to be a circular turntable, a plurality of cleaning brushes 231 are uniformly distributed at the bottom of the cleaning disc 23, the top of the cleaning disc 23 penetrates through the supporting plate 22 and is inclined towards the lower end to be fixedly connected with an output shaft of the driving motor 24, the driving motor 24 provides power for the cleaning disc 23, flock and stains on the upper surface of the woven fabric can be cleaned firstly, and the cleaning brushes 231 are made of plastic materials, so that the upper surface of the woven fabric is prevented from being damaged in the cleaning process.

In this application embodiment, the top in washing storehouse 1 is close to feed port department fixedly connected with inlet tube 8, provides into water for washing storehouse 1 through inlet tube 8, and the bottom delivery port department of inlet tube 8 is provided with the water storage chamber, has evenly laid a plurality of nozzles 81 that spray along the bottom surface in water storage chamber, sprays through spraying nozzle 81 and will get into the woven fabric in washing storehouse 1 and wet, is convenient for follow-up wash to improve the washing cleanliness of woven fabric.

The steam inlet pipe 9 is fixedly connected to the middle position of the top of the washing bin 1, hot steam is injected into the washing bin 1 through the steam inlet pipe 9, the hot steam can soften stains attached to the surface of the woven fabric, washing falling is facilitated, and the washing cleanliness of the fabric can be improved.

Washing subassembly 5 includes washing cylinder 51 and scavenge pipe 52, in the embodiment of this application, washing subassembly 5 is close to the feed port position setting in washing storehouse 1, the inner wall both sides along washing storehouse 1 are rotated and are connected with two washing cylinders 51, washing cylinder 51 is close to the feed port in washing storehouse 1, washing cylinder 51 passes through the connecting axle and is connected with the outer motor in washing storehouse 1, it rotates to drive washing cylinder 51 through the motor and rotates the upper surface to woven fabric surface fabric and carry out the washing, every washing cylinder 51 evenly has laid a plurality of water along circumference and has washed 511, washing brush 511 adopts the plastic material preparation, existing unnecessary dyestuff or the spot that is favorable to on the woven fabric surface fabric wash, do not cause the damage to woven fabric surface fabric again.

On one side of the washing roller 51 close to the discharge port, two cleaning pipes 52 are rotatably connected along two sides of the inner wall of the washing bin 1, the cleaning pipes 52 are connected with a water supply pipe outside the washing bin 1, the cleaning pipes 52 are used for cleaning the lower surface of the woven fabric, a plurality of nozzles 521 facing the lower surface of the woven fabric are arranged on each cleaning pipe 52, the lower surface of the woven fabric is sufficiently cleaned by high-pressure jet water flow through the nozzles 521, and the water system cleanliness of the woven fabric is further improved.

The guide assembly 6 comprises a driving roller 61, a guide roller 62 and a cloth passing roller 63, the driving roller 61 is arranged on the inner wall of the washing bin 1 close to the feeding port and the discharging port respectively, the driving roller 61 is connected with a motor outside the washing bin 1 through a connecting shaft, the driving roller 61 is driven to rotate through the rotation of the motor, a flexible protective sleeve is sleeved on the driving roller 61 to avoid damaging woven fabric, and the driving roller 61 is used for stably feeding and outputting the woven fabric in the washing bin 1.

The guide roller 62 is arranged between the driving roller 61 and the cleaning pipe 52 which are close to the discharge port of the washing bin 1, more specifically, the guide roller 62 is arranged between the driving roller 61 and the washing roller 51 which are close to the discharge port of the washing bin 1, another guide roller 62 is arranged between the washing roller 51 and the cleaning pipe 52, the guide roller 62 is connected with the inner wall of the washing bin 1, the guide roller 62 is mainly used for enabling the woven fabric to stably slide along a fixed track in the washing bin 1, and the woven fabric is prevented from deforming to generate wrinkles so as to influence the quality.

The cloth passing roller 63 is arranged on the inner walls of two sides above the cleaning pipe 52 in the washing bin 1, the cloth passing roller 63 is connected with the inner wall of the washing bin 1, the height of the cloth passing roller 63 on the inner wall of the washing bin 1 is higher than that of the cleaning pipe 52 on the inner wall of the washing bin 1, the lower surface of the woven fabric is located above the cleaning pipe 52 when the woven fabric passes through the guide roller 62 and the cloth passing roller 63, the nozzle 521 is convenient for spray-washing the lower surface of the woven fabric, and the cleanliness of the woven fabric is maximized.

The extrusion subassembly 7 sets up the position that is close to discharge port in washing storehouse 1, extrusion subassembly 7 includes two sets of relative squeeze roll 71 that set up from top to bottom, spring 72 and connecting rod 73, extrusion subassembly 7 mainly is used for carrying out the extrusion drainage to the shuttle fabric surface fabric that washes, accelerate the dry cleanness of shuttle fabric surface fabric in order to improve production efficiency, promote workshop ground environment simultaneously, avoid the shuttle fabric surface fabric to carry a large amount of moisture to drop workshop ground and influence the production environment simultaneously, be equipped with the clearance between two upper and lower squeeze rolls 71 and supply the shuttle fabric surface fabric to pass through, with squeeze roll 71 and connecting rod 73 sliding connection, spring 72 cover is established on connecting rod 73 and is shoved with squeeze roll 71 butt, can make squeeze roll 71 slide from top to bottom along connecting rod 73 through spring 72, connecting rod 73 and washing storehouse 1's inner wall fixed connection, in order to adapt to the extrusion of the shuttle fabric surface fabric of different thickness.

In the embodiment of the application, downcomer 10 sets up in washing storehouse 1 and is close to the bottom position of discharge port, is convenient for discharge the sewage in washing storehouse 1, sets up filter screen 101 in the delivery port department of downcomer 10, avoids impurity to block up downcomer 10.

The implementation principle of the efficient water washing equipment for the cotton woven fabric cold batch in the embodiment of the application is as follows: firstly, the woven fabric to be washed is conveyed to the cleaning component 2 from the raw material roller 3, the cleaning disc 23 and the cleaning brush 231 are utilized to clean the flocks and the stains on the surface of the woven fabric, when the woven fabric enters the washing bin 1, the woven fabric is sprayed and wetted by the spray nozzle 81 of the water inlet pipe 8, then hot steam is injected into the washing bin 1 through a steam inlet pipe 9 to soften the stains attached to the surface of the woven fabric surface, so as to be convenient for washing and cleaning, the fabric is conveyed to the washing roller 51 by the driving roller 61, the upper surface thereof is sufficiently washed by the washing brush 511, then, the lower surface of the woven fabric is cleaned by spraying high-pressure water flow through a spray head 521 of the cleaning pipe 52, the cleaning degree of the fabric is further improved, the washed fabric is extruded by an extrusion assembly 7 to remove excessive moisture, and finally, the woven fabric is collected and wound through a finished product roller 4.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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

1. The utility model provides a cotton class shuttle is weaved cold heap and is used high-efficient washing equipment which characterized in that: the cleaning device comprises a washing bin (1), a cleaning assembly (2), a raw material roller (3) and a finished product roller (4), wherein the cleaning assembly (2) is arranged at a feeding port of the washing bin (1), the raw material roller (3) is arranged on one side, away from the cleaning assembly (2), of the outside of the washing bin (1), and the finished product roller (4) is arranged on the outside of a discharging port of the washing bin (1); clean subassembly (2) including connecting plate (21), backup pad (22), cleaning disc (23) and driving motor (24), the lateral wall fixed connection in connecting plate (21) and washing storehouse (1), backup pad (22) and connecting plate (21) fixed connection, cleaning disc (23) pass backup pad (22) and driving motor (24) fixed connection, be equipped with cleaning brush (231) that are used for cleaning the batting on cleaning disc (23).

2. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 1, characterized in that: be provided with in washing storehouse (1) and be used for washing subassembly (5) that the shuttle was woven, washing subassembly (5) are including washing cylinder (51) and scavenge pipe (52), washing cylinder (51) and scavenge pipe (52) are all rotated and are connected between the both sides wall in washing storehouse (1), wash water cylinder (51) are gone up evenly to be laid and are used for washing water washing (511) of shuttle cloth cover material, set up nozzle (521) of spray rinsing shuttle cloth cover material on scavenge pipe (52).

3. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 2, characterized in that: be provided with guide assembly (6) that are used for the direction shuttle to weave in washing storehouse (1), guide assembly (6) include drive roll (61), guide roll (62) and cross cloth roller (63), drive roll (61) set up respectively on washing storehouse (1) is close to the inner wall of inlet port and discharge port, guide roll (62) set up on washing storehouse (1) is close to the inner wall between drive roll (61) and the scavenge pipe (52) of inlet port, cross cloth roller (63) and set up the top at scavenge pipe (52), cross cloth roller (63) and set up the top at washing storehouse (1) inner wall scavenge pipe (52).

4. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 1, characterized in that: the washing machine is characterized in that an extrusion assembly (7) used for extruding washed shuttle fabrics is arranged in the washing bin (1), the extrusion assembly (7) is arranged in the washing bin (1) and close to a discharge port, the extrusion assembly comprises two groups of extrusion rollers (71), springs (72) and connecting rods (73) which are arranged up and down oppositely, a gap is formed between the upper extrusion roller and the lower extrusion roller (71) and used for the shuttle fabrics to pass through, the extrusion rollers (71) are connected with the connecting rods (73) in a sliding mode, the springs (72) are sleeved on the connecting rods (73) and abut against the extrusion rollers (71), and the connecting rods (73) are fixedly connected with the washing bin (1).

5. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 1, characterized in that: still include inlet tube (8), inlet tube (8) fixed connection is at washing storehouse (1) top near the feed inlet port, the bottom delivery port department of inlet tube (8) is equipped with spray nozzle (81) that spray tatting cloth fabric.

6. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 1, characterized in that: the washing device is characterized by further comprising a steam inlet pipe (9) for providing hot steam, a bin cover is arranged on the washing bin (1), and the steam inlet pipe (9) is fixedly connected to the bin cover of the washing bin (1).

7. The efficient water washing device for the cotton-based woven fabric cold pad batch according to claim 1, characterized in that: the washing machine further comprises a sewer pipe (10), wherein the sewer pipe (10) is arranged at the bottom of the washing bin (1) close to the discharge port, and a filter screen (101) with a filtering effect is arranged at the water outlet of the sewer pipe (10).