CN219357122U - Material belt cleaning device for assembled building - Google Patents

Abstract

The utility model relates to the technical field of building construction, in particular to a material cleaning device for an assembled building, which realizes the recycling of water, can recycle the water for multiple times, saves water resources and accords with the current energy-saving and environment-friendly concept; including bottom plate, support, flushing box, filter, multiunit pillar, blow off pipe, inlet pipe, water storage bucket, water pump, washing unit and water delivery device, the flushing box passes through support fixed mounting in the bottom plate upper end, the inside of flushing box is provided with the cavity, the upper end of flushing box is the opening, filter fixed mounting is in the cavity of flushing box, the upper end fixed mounting of filter has multiunit pillar, the blow off pipe is installed in the lower part of flushing box, be provided with the valve on the blow off pipe, the inlet pipe is installed in the right part of flushing box in the slope, be provided with the valve on the inlet pipe, water storage bucket fixed mounting is in the bottom plate upper end, water delivery device's input and the cavity intercommunication of flushing box.

Description

Material belt cleaning device for assembled building

Technical Field

The utility model relates to the technical field of building construction, in particular to a material cleaning device for an assembled building.

Background

The assembled building is formed by transferring a large amount of field operation work in a traditional building mode to a factory, processing and manufacturing building components and accessories in the factory, transporting to a building construction site, and assembling and installing on site through a reliable connection mode. The material for the assembled building needs to have floor, side fascia and glass curtain wall etc. and the side fascia belongs to one of the material for the assembled building, and in order to make things convenient for the later stage paste the decorative layer on the terminal surface of side fascia, so before installing prefabricated side fascia on the building, first use washing unit to lay the one end sanitization of decorative layer on the side fascia, prevent that residual dust and solid foreign matter from causing the influence to the decorative layer of pasting on the side fascia.

In the prior art, a prefabricated wallboard top and bottom side flushing device and a prefabricated wallboard flushing system with the patent application number of 201720881358.9 mainly comprise a moving device capable of moving up and down and left and right and a spray head, wherein the spray head is arranged on the moving device; when the water supply device is used, the spray head is connected with an external water supply device, then the spray head is made to flush the prefabricated wallboard to be flushed, then the water supply device is opened, water is sprayed onto the wallboard through the spray head to flush the wallboard, and then the spray head is made to move through the moving device, so that the spray head can flush all parts of the wallboard.

The wallboard washing device in the prior art can wash down impurities on the wallboard, however, as the device for recovering the washed water is not arranged, the water after washing the wallboard can directly flow on the ground of a construction site, the waste of water resources is avoided, the concept of energy conservation and environmental protection is not met, and therefore, the device for cleaning the assembled building materials is needed.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the material cleaning device for the assembled building, which realizes the recycling of water, can recycle the water for multiple times, saves water resources and accords with the current energy-saving and environment-friendly concept.

The utility model relates to a material cleaning device for an assembled building, which comprises a bottom plate, a bracket, a flushing box, a filter plate, a plurality of groups of struts, a drain pipe, a feed pipe, a water storage barrel, a water pump, a flushing device and a water delivery device, wherein the flushing box is fixedly arranged at the upper end of the bottom plate through the bracket, a cavity is arranged in the flushing box, and the upper end of the flushing box is provided with an opening; the filter plate is fixedly arranged in a cavity of the flushing box, a plurality of groups of struts are fixedly arranged at the upper end of the filter plate, and the sewage drain pipe is arranged at the lower part of the flushing box; the drain pipe is provided with a valve; the feeding pipe is obliquely arranged at the right part of the flushing box, and a valve is arranged on the feeding pipe; the water storage barrel is fixedly arranged at the upper end of the bottom plate; the input end of the water delivery device is communicated with the cavity of the flushing tank, and the output end of the water delivery device is connected with the water storage barrel; the flushing device is arranged on the bottom plate; the water pump is fixedly arranged at the upper end of the bottom plate, the input end of the water pump is connected with the output end of the water storage barrel, and the output end of the water pump is connected with the input end of the flushing device.

Preferably, the flushing device comprises an electric turntable, a fixed plate, a connecting block, a spray pipe, a spray head and a drainage hose, wherein the electric turntable is arranged at the upper end of the bottom plate, the fixed plate is arranged at the upper end of the electric turntable, the connecting block is fixedly arranged at the right end of the fixed plate, the spray pipe is fixedly connected with the right end of the connecting block, a plurality of groups of spray heads are arranged on the spray pipe, and the input end of the spray pipe is connected with the output end of the water pump through the drainage hose.

Preferably, the water delivery device comprises a water inlet pipe, a water delivery pump and a water delivery pipe, wherein the water inlet pipe is arranged on the flushing tank, the input end of the water inlet pipe is communicated with the middle part of the cavity of the flushing tank, the output end of the water inlet pipe is connected with the input end of the water delivery pump, the water delivery pump is fixedly arranged on the flushing tank, and the output end of the water delivery pump is connected with the input end of the water storage barrel through the water delivery pipe.

Preferably, the device further comprises a fixing block, a supporting plate, a reciprocating screw, a sliding block, a jet head, an exhaust hose, an air pump and a driving device, wherein the fixing block is fixedly arranged at the left end of the fixing plate, the supporting plate is fixedly arranged at the left end of the fixing block, the supporting plate is fixedly arranged at the lower end of the supporting plate, the reciprocating screw is rotatably arranged on the supporting plate and the fixing block, the sliding block is horizontally and slidably arranged on the supporting plate, the sliding block is in threaded connection with the reciprocating screw, the jet head is fixedly arranged at the lower end of the sliding block, the input end of the jet head is connected with the output end of the air pump through the exhaust hose, the air pump is fixedly arranged at the upper end of the supporting plate, and the driving device is used for driving the rotation of the reciprocating screw.

Preferably, the driving device comprises a micro motor, a driving shaft, a first cone pulley and a second cone pulley, wherein the micro motor is fixedly arranged at the upper end of the supporting plate, the driving shaft is rotatably arranged on the supporting plate, the first cone pulley is fixedly arranged at the lower end of the driving shaft, the first cone pulley is meshed with the second cone pulley, and the second cone pulley is fixedly arranged on the reciprocating screw rod.

Preferably, both the left end and the right end of the lower part of the flushing box cavity are inclined planes.

Preferably, a liquid level meter is arranged on the flushing tank.

Compared with the prior art, the utility model has the beneficial effects that: when the prefabricated external wall panels are required to be washed, the external wall panels are firstly lifted to the upper ends of the plurality of groups of struts by an external crane, and one surface of the external wall panels, which is required to be adhered with a decorative layer, is washed; then the water pump is started, so that water in the water storage barrel enters the flushing device through the water pump; after the outer wall plates are washed, valves on a feed pipe are opened, and then a precipitant is added into the lower part of the flushing box chamber through the feed pipe, so that the precipitant contacts with suspended impurities in water, and the dust and the impurities are precipitated to the lower end of the flushing box chamber; and then the water delivery device is opened, so that clean water in the middle of the chamber of the flushing tank is delivered into the water storage barrel through the water delivery device for recycling. The utility model realizes the recycling of water through the flushing tank and the filter plate, can recycle the water for multiple times, saves water resources, and accords with the current energy-saving and environment-friendly concept.

Drawings

FIG. 1 is a schematic diagram of the front view of the present utility model;

fig. 2 is a schematic structural view of a support plate, a reciprocating screw, a micro motor, etc.;

FIG. 3 is a schematic view of the structure of the flushing tank, rack, feed pipe, etc.;

FIG. 4 is a schematic view of the structure of the support posts and the filter plate;

the reference numerals in the drawings: 1. a bottom plate; 2. a bracket; 3. a flushing box; 4. a filter plate; 5. a support post; 6. a blow-down pipe; 7. a feed pipe; 8. a water storage bucket; 9. a water pump; 10. an electric turntable; 11. a fixing plate; 12. a connecting block; 13. a spray tube; 14. a spray head; 15. a drain hose; 16. a water inlet pipe; 17. a water pump; 18. a water pipe; 19. a fixed block; 20. a support plate; 21. a support plate; 22. a reciprocating screw; 23. a slide block; 24. a jet head; 25. an exhaust hose; 26. an air pump; 27. a micro motor; 28. a drive shaft; 29. a first cone pulley; 30. and the second cone pulley.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1 to 4, the utility model provides a material cleaning device for an assembled building, which comprises a bottom plate 1, a bracket 2, a flushing box 3, a filter plate 4, a plurality of groups of support posts 5, a drain pipe 6, a feed pipe 7, a water storage barrel 8, a water pump 9, a flushing device and a water delivery device, wherein the flushing box 3 is fixedly arranged at the upper end of the bottom plate 1 through the bracket 2, a cavity is arranged in the flushing box 3, and the upper end of the flushing box 3 is an opening; the filter plate 4 is fixedly arranged in the cavity of the flushing box 3, and a plurality of groups of support posts 5 are fixedly arranged at the upper end of the filter plate 4; the blow-off pipe 6 is arranged at the lower part of the flushing tank 3, and a valve is arranged on the blow-off pipe 6; the feeding pipe 7 is obliquely arranged at the right part of the flushing box 3, and a valve is arranged on the feeding pipe 7; the water storage bucket 8 is fixedly arranged at the upper end of the bottom plate 1; the input end of the water delivery device is communicated with the cavity of the flushing tank 3, and the output end of the water delivery device is connected with the water storage barrel 8; the flushing device is arranged on the bottom plate 1; the water pump 9 is fixedly arranged at the upper end of the bottom plate 1, the input end of the water pump 9 is connected with the output end of the water storage barrel 8, and the output end of the water pump 9 is connected with the input end of the flushing device.

Example 1:

when the utility model is used, when the prefabricated external wall panel is required to be washed, the external wall panel is firstly lifted to the upper ends of the plurality of groups of support posts 5 by an external crane, and one surface of the external wall panel, which is required to be adhered with a decorative layer, is washed. After that, the water pump 9 is opened, so that water in the water storage barrel 8 enters the flushing device through the water pump, the water flushes the outer wall plates at the upper ends of the plurality of groups of support posts 5 through the flushing device, dust and impurities on the end faces of the outer wall plates are flushed down, large-particle impurities can be left at the upper ends of the filter plates 4, and dust and small-particle impurities can fall to the lower parts of the flushing box chambers through the plurality of groups of filter holes on the filter plates 4. After the external wall panel is washed, a valve on the feeding pipe 7 is opened, and then the precipitant is added into the lower part of the chamber of the flushing box 3 through the feeding pipe 7, so that the precipitant contacts with suspended impurities in water, and dust and impurities are precipitated to the lower end of the chamber of the flushing box 3. Then, the water delivery device is opened, so that clean water in the middle of the chamber of the flushing tank 3 is delivered into the water storage barrel 8 through the water delivery device for recycling. The utility model realizes the recycling of water through the flushing tank 3 and the filter plate 4, can recycle the water for multiple times, saves water resources, and accords with the current energy-saving and environment-friendly concept.

The flushing device comprises an electric rotary table 10, a fixing plate 11, a connecting block 12, a spray pipe 13, spray heads 14 and a drainage hose 15, wherein the electric rotary table 10 is arranged at the upper end of the bottom plate 1, the fixing plate 11 is arranged at the upper end of the electric rotary table 10, the connecting block 12 is fixedly arranged at the right end of the fixing plate 11, the spray pipe 13 is fixedly connected with the right end of the connecting block 12, a plurality of groups of spray heads 14 are arranged on the spray pipe 13, and the input end of the spray pipe 13 is connected with the output end of the water pump 9 through the drainage hose 15. When the outer wall plate is washed, the water pump 9 is turned on, so that water in the water storage barrel 8 sequentially enters the spray pipe 13 through the water pump 9 and the water drainage hose 15, and then the water is sprayed onto the outer wall plate through the plurality of groups of spray heads 14 on the spray pipe 13 to wash the outer wall plate, and the outer wall plate is conveniently washed.

The water delivery device comprises a water inlet pipe 16, a water delivery pump 17 and a water delivery pipe 18, wherein the water inlet pipe 16 is arranged on the flushing tank 3, the input end of the water inlet pipe 16 is communicated with the middle part of a cavity of the flushing tank 3, the output end of the water inlet pipe 16 is connected with the input end of the water delivery pump 17, the water delivery pump 17 is fixedly arranged on the flushing tank 3, and the output end of the water delivery pump 17 is connected with the input end of the water storage barrel 8 through the water delivery pipe 18. After the water precipitation of the chamber of the flushing tank is finished, the water conveying pump 17 is opened, so that clean water in the middle of the chamber of the flushing tank 3 sequentially enters the water storage barrel 8 through the water inlet pipe 16, the water conveying pump 17 and the water conveying pipe 18, then the valve on the drain pipe 6 is opened, and the precipitate at the lower part of the chamber of the flushing tank 3 and a small part of water are discharged through the drain pipe, so that the water is conveniently conveyed.

The utility model provides a material cleaning device for an assembled building, which further comprises a fixed block 19, a support plate 20, a support plate 21, a reciprocating screw 22, a sliding block 23, a jet head 24, an exhaust hose 25, an air pump 26 and a driving device, wherein the fixed block 19 is fixedly arranged at the left end of the fixed plate 11, the support plate 20 is fixedly arranged at the left end of the fixed block 19, the support plate 21 is fixedly arranged at the lower end of the support plate 20, the reciprocating screw 22 is rotatably arranged on the support plate 21 and the fixed block 19, the sliding block 23 is horizontally and slidably arranged on the support plate 20, the sliding block 23 is in threaded connection with the reciprocating screw 22, the jet head 24 is fixedly arranged at the lower end of the sliding block 23, the input end of the jet head 24 is connected with the output end of the air pump 26 through the exhaust hose 25, the air pump 26 is fixedly arranged at the upper end of the support plate 20, and the driving device is used for driving the rotation of the reciprocating screw 22. When the flushing of the external wall panel by using a plurality of groups of spray heads is completed, the electric turntable 10 is opened, the electric turntable 10 drives the fixed plate 11 to rotate, the fixed plate 11 enables the supporting plate 20 to rotate to the position above the flushing box 3 through the fixed block 19, and the supporting plate 20 enables the spray heads to be positioned right above the flushing box 3 through the sliding blocks 23; the air pump 26 is then turned on and the air flow is allowed to enter the jet head 24 through the air discharge hose 25, through which the air flow is blown onto the external wall panel. And then, the driving device is opened, the driving device drives the reciprocating screw 22 to rotate, the rotating reciprocating screw 22 drives the sliding block 23 to move left and right, the sliding block 23 drives the jet head to move left and right, the jet head 24 can uniformly blow-dry water drops at the upper end of the external wall panel in the left and right moving process, the drying of the external wall panel is promoted, the use of the external wall panel is facilitated, and the convenience is improved.

The utility model provides a material cleaning device for an assembled building, which comprises a miniature motor 27, a driving shaft 28, a first cone pulley 29 and a second cone pulley 30, wherein the miniature motor 27 is fixedly arranged at the upper end of a supporting plate 20, the driving shaft 28 is rotatably arranged on the supporting plate 20, the first cone pulley 29 is fixedly arranged at the lower end of the driving shaft 28, the first cone pulley 29 is meshed with the second cone pulley 30, and the second cone pulley 30 is fixedly arranged on a reciprocating screw 22. The micro motor 27 is turned on, the micro motor 27 enables the first cone pulley 29 to drive the second cone pulley 30 to rotate through the driving shaft 28, the second cone pulley 30 drives the reciprocating screw 22 to rotate, and the reciprocating screw 22 is convenient to rotate and convenient to use.

The left end and the right end of the lower part of the chamber of the flushing box 3 are inclined planes. Through the inclined plane, the sediment deposited on the lower part of the chamber of the flushing box 3 automatically slides to the vicinity of the input end of the sewage pipe through the inclined plane, thereby facilitating the discharge of the sediment.

The utility model provides a material cleaning device for an assembled building, wherein a liquid level meter is arranged on a flushing box 3. Through the arrangement of the liquid level meter, the liquid level in the cavity of the flushing box 3 is conveniently monitored, and convenience is improved.

Example 2:

when the external wall plate needs to be washed, the electric rotary table 10 is firstly opened, the electric rotary table 10 drives the connecting block 12 to drive the spraying pipe 13 to rotate through the fixing plate 11, and the spraying pipe 13 rotates around the electric rotary table 10 until no shielding object exists above the chamber of the washing box 3. Then, the prefabricated external wall panel to be cleaned is hoisted to a plurality of groups of posts 5 by an external crane, and one surface of the external wall panel to be adhered with the decorative layer is punched. Then, the electric turntable 10 is opened again, the fixing plate 11 rotates, the fixing plate 11 drives the spray pipe 13 to rotate the plurality of groups of spray heads 14 through the connecting block 12, and the plurality of groups of spray heads 14 return to the initial position. Then, the water pump 9 is turned on, clean water in the water storage barrel 8 sequentially enters the spray pipe 13 through the water pump 9 and the water drainage hose 15, the water washes the prefabricated external wall boards at the upper ends of the plurality of groups of support posts 5 through the plurality of groups of spray heads 14, dust and impurities on the external wall boards are washed down, large-particle impurities can be left at the upper ends of the filter plates 4, and dust and small-particle impurities can fall to the lower part of the cavity of the flushing box 3 through the plurality of groups of filter holes on the filter plates 4. After the external wall panel is washed, a valve on the feeding pipe 7 is opened, and then a precipitating agent is added into the lower part of the chamber of the flushing box 3 through the feeding pipe 7, so that the precipitating agent contacts with suspended impurities in water, and dust and impurities are precipitated to the lower end of the chamber of the flushing box 3. Then, the water delivery pump 17 is turned on, so that clean water in the middle of the chamber of the flushing tank 3 sequentially enters the water storage barrel 8 through the water inlet pipe 16, the water delivery pump 17 and the water delivery pipe 18 for recycling. After that, the electric turntable 10 is opened again, the electric turntable 10 rotates the fixing plate 11, and the fixing plate 11 rotates the support plate 20 around the electric turntable 10 through the fixing block 19, so that the support plate 20 is located right above the flushing tank 3. Then, the micro motor 27 is turned on, the micro motor 27 drives the first cone 29 to drive the second cone 30 to rotate through the driving shaft 28, the second cone 30 drives the reciprocating screw 22 to rotate, the rotating reciprocating screw 22 drives the sliding block 23 to move left and right, and the sliding block 23 drives the jet head 24 to move left and right. Finally, the air pump 26 is turned on, so that air flow enters the air jet head 24 through the air exhaust hose 25 to blow-dry the external wall panel. The utility model realizes the recycling of water through the flushing tank 3 and the filter plate 4, saves energy and protects environment, and can blow-dry the washed external wall panel through the exhaust hose 25, the air pump 26 and the jet head 24, thereby improving convenience.

The installation mode, the connection mode or the setting mode of the material cleaning device for the assembled building are all common mechanical modes, and the material cleaning device can be implemented as long as the beneficial effects of the material cleaning device can be achieved; the drain pipe 6, the water storage barrel 8, the water pump 9, the electric turntable 10, the spray pipe 13, the spray head 14, the water delivery pump 17, the reciprocating screw 22 and the miniature motor 27 of the material cleaning device for the assembled building are purchased in the market, and the material cleaning device for the assembled building can be installed and operated by a person skilled in the art according to the attached use instruction without creative labor of the person skilled in the art.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model is understood by those of ordinary skill in the art according to the specific circumstances.

The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The material cleaning device for the assembled building is characterized by comprising a bottom plate (1), a support (2), a flushing box (3), a filter plate (4), a plurality of groups of struts (5), a drain pipe (6), a feed pipe (7), a water storage barrel (8), a water pump (9), a flushing device and a water delivery device, wherein the flushing box (3) is fixedly arranged at the upper end of the bottom plate (1) through the support (2), a cavity is arranged in the flushing box (3), and the upper end of the flushing box (3) is provided with an opening; the filter plate (4) is fixedly arranged in the cavity of the flushing box (3), and a plurality of groups of support posts (5) are fixedly arranged at the upper end of the filter plate (4); the blow-down pipe (6) is arranged at the lower part of the flushing box (3), and a valve is arranged on the blow-down pipe (6); the feeding pipe (7) is obliquely arranged at the right part of the flushing box (3), and a valve is arranged on the feeding pipe (7); the water storage barrel (8) is fixedly arranged at the upper end of the bottom plate (1); the input end of the water delivery device is communicated with the cavity of the flushing tank (3), and the output end of the water delivery device is connected with the water storage barrel (8); the flushing device is arranged on the bottom plate (1); the water pump (9) is fixedly arranged at the upper end of the bottom plate (1), the input end of the water pump (9) is connected with the output end of the water storage barrel (8), and the output end of the water pump (9) is connected with the input end of the flushing device.

2. The material cleaning device for the assembled building according to claim 1, wherein the flushing device comprises an electric rotary table (10), a fixing plate (11), a connecting block (12), a spray pipe (13), a spray head (14) and a drainage hose (15), the electric rotary table (10) is installed at the upper end of the bottom plate (1), the fixing plate (11) is installed at the upper end of the electric rotary table (10), the connecting block (12) is fixedly installed at the right end of the fixing plate (11), the spray pipe (13) is fixedly connected with the right end of the connecting block (12), a plurality of groups of spray heads (14) are arranged on the spray pipe (13), and the input end of the spray pipe (13) is connected with the output end of the water pump (9) through the drainage hose (15).

3. The material cleaning device for the assembled building according to claim 1, wherein the water delivery device comprises a water inlet pipe (16), a water delivery pump (17) and a water delivery pipe (18), the water inlet pipe (16) is arranged on the flushing tank (3), the input end of the water inlet pipe (16) is communicated with the middle part of a cavity of the flushing tank (3), the output end of the water inlet pipe (16) is connected with the input end of the water delivery pump (17), the water delivery pump (17) is fixedly arranged on the flushing tank (3), and the output end of the water delivery pump (17) is connected with the input end of the water storage barrel (8) through the water delivery pipe (18).

4. The material cleaning device for an assembled building according to claim 2, further comprising a fixing block (19), a supporting plate (20), a supporting plate (21), a reciprocating screw (22), a sliding block (23), a jet head (24), an exhaust hose (25), an air pump (26) and a driving device, wherein the fixing block (19) is fixedly arranged at the left end of the fixing plate (11), the supporting plate (20) is fixedly arranged at the left end of the fixing block (19), the supporting plate (21) is fixedly arranged at the lower end of the supporting plate (20), the reciprocating screw (22) is rotatably arranged on the supporting plate (21) and the fixing block (19), the sliding block (23) is horizontally and slidably arranged on the supporting plate (20), the sliding block (23) is in threaded connection with the reciprocating screw (22), the jet head (24) is fixedly arranged at the lower end of the sliding block (23), the input end of the jet head (24) is connected with the output end of the air pump (26) through the exhaust hose (25), and the air pump (26) is fixedly arranged at the upper end of the supporting plate (20), and the driving device is used for driving the rotation of the reciprocating screw (22).

5. The material washing device for the assembled building according to claim 4, wherein the driving device comprises a micro motor (27), a driving shaft (28), a first cone (29) and a second cone (30), the micro motor (27) is fixedly arranged at the upper end of the supporting plate (20), the driving shaft (28) is rotatably arranged on the supporting plate (20), the first cone (29) is fixedly arranged at the lower end of the driving shaft (28), the first cone (29) is meshed with the second cone (30), and the second cone (30) is fixedly arranged on the reciprocating screw (22).

6. The cleaning device for materials for assembled building according to claim 1, wherein the left and right ends of the lower part of the chamber of the flushing box (3) are inclined planes.

7. A modular building material cleaning device according to claim 1, characterized in that the flushing tank (3) is provided with a level gauge.