Closestool single-pump flushing device

Abstract

The utility model discloses a single-pump flushing device for a closestool, which comprises a water tank, a water inlet valve, a water pump, a distribution valve, a washing water pipe, a spraying water pipe, a water replenishing pipe and a driving piece, the water inlet valve and the water pump are arranged in the water tank, the water inlet valve is provided with a water replenishing hole, and the distribution valve is internally provided with a valve cavity; a washing water outlet hole, a spraying water outlet hole, a water supplementing inlet and a main water inlet which are all communicated with the valve cavity are formed in the distribution valve, a water outlet of the water pump is communicated with the main water inlet, the water supplementing inlet is communicated with the water supplementing hole through a water supplementing pipe, and a switching gear block driven by a driving piece to rotate is arranged in the distribution valve. When the water level of the water tank drops to trigger water inlet of the water inlet valve, the water supplementing pipe serves as an independent pipeline and can supply water to the valve cavity of the distribution valve, water outlet of the water pump can be overlapped at the moment, and the flushing effect of pump flushing is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to intelligent closestool technical field, in particular to a closestool single pump flushing device. BACKGROUND

[0002] The water pump pressurized flushing closestool of prior art uses the water pump to draw the water storage of water tank, and after pressurization, a certain flow is outputted to make the closestool realize flushing, and the control mode is that the water pump starts to carry out upper flushing and water replenishment, the washing head switching valve is switched to bottom flushing, the bottom flushing jet waterway is opened, siphon is formed, then the switching valve is switched to upper flushing again, the water seal in the ceramic pot is replenished, after the water replenishment is finished, the water pump is closed, that is, the flushing mode of upper flushing-bottom flushing-upper flushing, in the process, the water inlet valve is only used for water tank replenishment.

[0003] The pump flushing flushing mode, the water pump draws the water storage of water tank, pressurizes and then delivers to the ceramic for circle replenishment, or bottom jet, its effect completely depends on the water pump flow head (power), and the water tank capacity needs to be large, so as to meet the flushing and the last water seal replenishment. In addition, the water pump draws the water storage of water tank, delivers to the switching valve fixed on the washing head, and the switching valve is completed upper flushing and bottom jet switching, the switching valve is provided with a stepping motor and a switching mechanism, the volume is large, and in order to prevent the water tank siphon from leaking, a high-hanging elbow pipe needs to be arranged in front of the switching valve, which is not conducive to the compact design of the intelligent closestool. Furthermore, when the water inlet valve fails, the water tank is full, and only the water tank overflow port can be discharged, so the overflow port needs to be relatively wide, which further squeezes the available space of the intelligent cover plate. SUMMARY

[0004] The utility model aims at least in a certain extent solve one of the above technical problems in the prior art. For this purpose, the utility model provides a closestool single pump flushing device.

[0005] In order to achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0006] According to the first aspect of the utility model discloses a toilet single pump flushing device, including water tank, water inlet valve, water pump, distribution valve, wash water pipe, injection water pipe, water replenishing pipe and driving piece, water inlet valve and water pump are located in water tank, water inlet valve is equipped with water replenishing hole, distribution valve has valve chamber, wash water outlet hole, injection water outlet hole, water replenishing inlet and main water inlet that wash out all with valve chamber are opened on distribution valve, the water outlet of water pump is linked with main water inlet, water replenishing inlet is linked with water replenishing hole through water replenishing pipe, wash water outlet hole is linked with toilet wash spray head through wash water pipe, injection water outlet hole is linked with toilet siphon spray head through injection water pipe, distribution valve is equipped with the switching block that is driven to rotate by driving piece, when switching block rotates to first position, can block injection water outlet hole, and simultaneously wash water outlet hole opens, when switching block rotates to second position, can block wash water outlet hole, and simultaneously injection water outlet hole opens.

[0007] According to the first aspect of the utility model discloses a toilet single pump flushing device, at least has following beneficial effect:

[0008] 1, water pump water and water replenishing pipe of water inlet valve are connected in parallel to same distribution valve valve chamber, when water tank water level triggers water inlet valve water, water replenishing pipe as independent pipeline, will supply water to distribution valve valve chamber, at this moment, will add water pump water, enhance the flushing effect of pump flushing.

[0009] 2, part of water inlet valve water, will not enter water tank, but through water replenishing pipe enters distribution valve valve chamber, and distribution valve normal state is in bottom spray communication state (that is, injection water outlet hole opens state), water will directly flow into toilet bowl through injection water pipe, reduces the water replenishing speed of water tank, slows down the water level rising time of water tank, so that the overflow outlet of water tank can be narrow, reduce the extrusion to the cover plate space.

[0010] 3, water replenishing pipe can directly replenish water to bowl water seal through distribution valve valve chamber, so water pump does not need or less from water tank to pump water for water seal replenishment, so the volume of water tank can be reduced, and the space is released for the cover plate, in addition, the elimination or shortening of the rear water replenishment reduces the noise of the whole flushing cycle.

[0011] 4, due to the volume of water tank is reduced, under the premise of unchanged height, the projection area of water tank is smaller, under the premise of certain water pump flow, water level drops faster, can open water inlet valve faster, improves the utilization of pipeline tap water, for water replenishment and enhanced flushing.

[0012] 5, distribution valve is connected with water inlet valve through water replenishing pipe, when water inlet valve stops water, air will enter distribution valve valve chamber through water replenishing pipe, destroys siphon, prevents water tank storage water from being siphoned away.

[0013] According to some embodiments of the present application, the driving member is a motor, and an output shaft of the motor is connected with the switching block to drive the switching block to rotate.

[0014] According to some embodiments of the present application, the distribution valve is fixed on a side wall of the water tank and located on an inner side of the water tank, and the motor is located on an outer side of the water tank.

[0015] According to some embodiments of the present application, the valve body of the distribution valve has opposite first and second valve walls, a mounting hole is formed on the first valve wall, an output shaft of the motor extends into the valve cavity from the mounting hole, the washing outlet and the spraying outlet are formed on the first valve wall, and the switching block has a sheet structure and an end face thereof can block the washing outlet and the spraying outlet.

[0016] According to some embodiments of the present application, the water replenishing inlet is arranged on the second valve wall, and a water outlet of the water replenishing inlet is opposite to the spraying outlet.

[0017] According to some embodiments of the present application, a gasket, a connecting sleeve and a spring are arranged in the valve cavity, first and second through holes are formed on the gasket, the washing outlet is connected with the first through hole, the spraying outlet is connected with the second through hole, one end of the connecting sleeve is connected with the output shaft of the motor, the other end of the connecting sleeve is slidably connected with the switching block, the switching block can slide along an axial direction of the connecting sleeve, the spring is arranged along a rotation axis of the switching block, one end of the spring abuts against the second valve wall, and the other end of the spring abuts against the switching block to make the switching block abut against the gasket.

[0018] According to some embodiments of the present application, the output shaft of the motor is inserted into an axial hole of the connecting sleeve, the other end of the connecting sleeve is provided with a sliding groove, the sliding groove is arranged along the axial direction of the connecting sleeve, one end of the switching block is formed with a receiving cavity, an inner wall of the receiving cavity is provided with a protrusion, the other end of the connecting sleeve is embedded in the receiving cavity, and the protrusion is embedded in the sliding groove.

[0019] According to some embodiments of the present application, the valve body of the distribution valve is cylindrical and has an annular side wall, a rotation center of the switching block is located on an axis of the valve body, the washing outlet and the spraying outlet are formed on the annular side wall, a water outlet connecting pipe extends from an outer side of the spraying outlet, the water replenishing inlet is formed on the water outlet connecting pipe, one end of the switching block has a circular arc surface, and the circular arc surface can abut against the washing outlet and the spraying outlet.

[0020] According to some embodiments of the present application, the washing and brushing water outlet hole and the spraying water outlet hole are located at the lower part of the valve body, and the washing and brushing water pipe and the spraying water pipe are arranged downwards along the water tank after being connected with the distribution valve in the water tank and then pass through the bottom of the water tank.

[0021] According to some embodiments of the present application, the water outlet amount of the water supplement hole accounts for 35%-45% of the total water inlet amount of the water inlet valve.

[0022] The additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood by the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0023] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:

[0024] Figure 1 is the overall assembly view of the first embodiment of the present application;

[0025] Figure 2 is the overall structure schematic view of the first embodiment of the present application;

[0026] Figure 3 is the front view of the distribution valve of the first embodiment of the present application;

[0027] Figure 4 is the first perspective view of the distribution valve of the first embodiment of the present application;

[0028] Figure 5 is the second perspective view of the distribution valve of the first embodiment of the present application;

[0029] Figure 6 is the internal structure view of the distribution valve of the first embodiment of the present application;

[0030] Figure 7 is the sectional view of the distribution valve of the first embodiment of the present application;

[0031] Figure 8 is the front view of the second embodiment of the present application;

[0032] Figure 9 is the perspective schematic view of the second embodiment of the present application;

[0033] Figure 10 is the sectional view of the distribution valve of the second embodiment of the present application;

[0034] Figure 11 is the water route view of the present application.

[0035] Reference signs: water tank 100, water inlet valve 200, water pump 300, distribution valve 400, washing water outlet hole 410, jet water outlet hole 420, water replenishing inlet 430, main water inlet 440, switching block 450, first valve wall 460, second valve wall 461, pad plate 470, first through hole 471, second through hole 472, connecting sleeve 480, spring 490, washing water pipe 500, jet water pipe 600, water replenishing pipe 700, motor 800, closestool 900, washing nozzle 910, siphon nozzle 920, annular side wall 1000, water outlet connector 1010, circular arc surface 1020. DETAILED DESCRIPTION

[0036] Embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0037] Reference Figures 1-11The utility model provides a single pump flushing device of closestool, including water tank 100, water inlet valve 200, water pump 300, distribution valve 400, washing water pipe 500, injection water pipe 600, water supplement pipe 700 and driving part, water tank 100 is arranged in the side of closestool 900, water inlet valve 200 and water pump 300 are located in water tank 100, and the water intake of water pump 300 is downward and is placed in the bottom of water tank 100, water inlet valve 200 is equipped with water supplement hole, distribution valve 400 has valve cavity in it, and distribution valve 400 is opened and has washing water outlet hole 410, injection water outlet hole 420, water supplement inlet 430 and main water inlet 440 all with valve cavity communication, and the aperture of injection water outlet hole 420 is greater than the aperture of washing water outlet hole 410, and the water outlet of water pump 300 is communicated with main water inlet 440, and water supplement inlet 430 is communicated with water supplement hole through water supplement pipe 700, and washing water outlet hole 410 is communicated with the washing nozzle 910 of closestool 900 through washing water pipe 500, and injection water outlet hole 420 is communicated with the siphon nozzle 920 of closestool 900 through injection water pipe 600, and distribution valve 400 is equipped with switching baffle 450 that is driven to rotate by driving part, and switching baffle 450 can block injection water outlet hole 420 when rotating to the first position, and washing water outlet hole 410 opens simultaneously, and switching baffle 450 can block washing water outlet hole 410 when rotating to the second position, and injection water outlet hole 420 opens simultaneously. Further, the water outlet of water inlet valve 200 water supplement hole accounts for 35%-45% of the total water inlet of water inlet valve 200. Under normal circumstances, injection water outlet hole 420 can be controlled to open or washing water outlet hole 410 and injection water outlet hole 420 can be controlled to open simultaneously, if water inlet valve 200 fails, water inlet does not stop, and water tank 100 can be drained from injection water outlet hole 420, washing water outlet hole 410 and water tank 100 overflow simultaneously, for small water tank 100, the failure safety of it is greatly improved.

[0038] In some embodiments of the utility model, the driving part is motor 800, and the output shaft of motor 800 is connected with switching baffle 450 to drive switching baffle 450 to rotate.

[0039] In some embodiments of the utility model, distribution valve 400 is fixed on the side wall of water tank 100 and located on the inside of water tank 100, and motor 800 is located on the outside of water tank 100. Distribution valve 400 is arranged in water tank 100, which utilizes the space of water tank 100 that the original intelligent cover plate cannot utilize, only washing water pipe 500 and injection water pipe 600 are left outside water tank 100, enough space is left for the intelligent cover plate, and water tank 100 assembly is modularized.

[0040] In some embodiments of the utility model, refer to Figures 4-7The valve body of the distribution valve 400 has opposite first and second valve walls 460 and 461, the first valve wall 460 is provided with a mounting hole, the output shaft of the motor 800 extends into the valve cavity from the mounting hole, the washing outlet hole 410 and the jet outlet hole 420 are arranged on the first valve wall 460, and the switching block 450 is in a sheet structure, and the end face of the switching block 450 can block the washing outlet hole 410 and the jet outlet hole 420. The water supplement from the water inlet valve 200 enters the valve cavity, and the water amount and pressure of the water outlet of the water supplement pipe 700 are superimposed on the bottom water spraying path, the flow is increased, the siphon is enhanced, the water level height at the starting moment of the siphon is increased, and greater potential energy is generated. The washing water pipe 500 and the jet water pipe 600 are located outside the water tank 100, and the whole device has only two pipes connected to the washing nozzle 910 and the siphon nozzle 920, so that the number of external connecting pipes is small, and product design and layout are facilitated.

[0041] In some embodiments of the utility model, the water supplement inlet 430 is arranged on the second valve wall 461, and the water outlet end of the water supplement inlet 430 faces the jet outlet hole 420. Further, the water supplement inlet 430 is in a long hole structure, the water inlet end of the water supplement inlet 430 is connected with the water supplement pipe 700, and the water outlet end faces the jet outlet hole 420. The water outlet of the water supplement inlet 430 can enter the jet water path in the first time and with less loss, and when the water flow is jetted at high speed, the Venturi effect generated can accelerate the water in the valve cavity to flow out of the jet outlet hole 420.

[0042] In some embodiments of the utility model, the valve cavity is provided with a pad plate 470, a connecting sleeve 480 and a spring 490, the pad plate 470 is provided with a first through hole 471 and a second through hole 472, the washing outlet hole 410 is connected with the first through hole 471, the jet outlet hole 420 is connected with the second through hole 472, one end of the connecting sleeve 480 is connected with the output shaft of the motor 800, the other end is slidably connected with the switching block 450, the switching block 450 can slide along the axial direction of the connecting sleeve 480, the spring 490 is arranged along the rotation axis of the switching block 450, one end of the spring 490 abuts against the second valve wall 461, and the other end abuts against the switching block 450 so that the switching block 450 abuts against the pad plate 470. The pad plate 470 is fixed in the valve cavity, the switching block 450 always abuts against the pad plate 470 under the action of the spring 490, and the switching block 450 effectively blocks the washing outlet hole 410 or the jet outlet hole 420.

[0043] In some embodiments of the utility model, the output shaft of motor 800 is inserted into the shaft hole of connecting sleeve 480, the other end of connecting sleeve 480 is provided with a sliding groove, the sliding groove is arranged along the axial direction of connecting sleeve 480, one end of switching block 450 is formed with a receiving cavity, the inner wall of receiving cavity is provided with a protrusion, the other end of connecting sleeve 480 is embedded in receiving cavity, and the protrusion is embedded in the sliding groove. The output shaft of motor 800 drives switching block 450 to rotate through connecting sleeve 480, and the connection of the protrusion and the sliding groove enables switching block 450 to rotate with connecting sleeve 480 and to abut against the backing plate 470 under the action of spring 490.

[0044] In some embodiments of the utility model, referring to Figures 8-10 , the valve body of distribution valve 400 is cylindrical, has an annular side wall 1000, the rotation center of switching block 450 is located on the axis of the valve body, the washing water outlet hole 410 and the jet water outlet hole 420 are arranged on the annular side wall 1000, and a water outlet connecting pipe 1010 extends outward from the outside of the jet water outlet hole 420, the water replenishing inlet 430 is arranged on the water outlet connecting pipe 1010, one end of switching block 450 has a circular arc surface 1020, and the circular arc surface 1020 can abut against the washing water outlet hole 410 and the jet water outlet hole 420. The curvature of the circular arc surface 1020 is matched with the curvature of the annular side wall 1000, and the circular arc surface 1020 of switching block 450 is used to tightly seal and block the washing water outlet hole 410 or the jet water outlet hole 420.

[0045] In some embodiments of the utility model, the washing water outlet hole 410 and the jet water outlet hole 420 are located at the lower part of the valve body, and the washing water pipe 500 and the jet water pipe 600 are arranged downward along the water tank 100 after being connected with the distribution valve 400 in the water tank 100 and are led out from the bottom of the water tank 100. In this embodiment, the water outlet pipes are arranged in a downward manner, the washing water outlet hole 410 and the jet water outlet hole 420 are arranged downward inside the water tank 100, the washing water pipe 500 and the jet water pipe 600 extend to the bottom in the water tank 100 and are connected with external pipes outside the bottom, the external pipeline is simplified, and the space of the upper part of the water tank 100, especially the space of the cover plate region, is further released.

[0046] A flushing method based on the above-mentioned single-pump flushing device of the closestool, comprising the following steps:

[0047] S1: triggering flushing, the closestool 900 main control board sends a control signal to the motor 800, the motor 800 drives the switching block 450 to rotate to the first position, at this time, the washing water path is in a communication state;

[0048] S2: After step S1 triggers, approximately 1 second later, the water pump 300 starts to work, and the toilet bowl is washed, after the washing, the water pump 300 draws the water in the water tank 100 to cause the liquid level to drop to a set value, and the water inlet valve 200 is opened; after the water inlet valve 200 is opened, the tap water flows out from two places through the water inlet valve 200, which are the main water outlet and the auxiliary water outlet, the water outlet of the main water outlet is that the water flows through the bottom of the water inlet valve 200 into the water tank 100 to supplement the water in the water tank 100, and the water outlet of the auxiliary water outlet is that the water flows into the valve cavity of the distribution valve 400 through the water supplement pipe 700, and the water outlet is superimposed with the flushing function performed by the closestool 900.

[0049] S3: After the washing is completed, the water pump 300 maintains work, the main control board drives the switching block 450 to rotate to the second position, at this time, the bottom water spraying path is connected, the water pump 300 draws the water in the water tank 100 to spray from the siphon nozzle 920 at the bottom of the closestool, at the same time, the water outlet of the auxiliary water outlet of the water inlet valve 200 enters the valve cavity, and is superimposed with the water outlet of the water pump 300, so that the bottom spraying force and flow are enhanced, and the siphon is triggered to flush away the dirt;

[0050] S4: After the siphon spraying is completed, the water pump 300 maintains work, the main control board drives the switching block 450 to rotate to the first position, at this time, the washing water path is connected, the water pump 300 draws the water in the water tank 100, and the water in the auxiliary water outlet of the water inlet valve 200 is superimposed to supplement the water seal of the closestool;

[0051] S5: The main control board controls the water pump 300 to stop, the washing and water supplement are completed, at the same time, the switching block 450 is controlled to rotate to the second position, at this time, the water inlet valve 200 is still in the water inlet state, the water outlet of the auxiliary water outlet enters the valve cavity, enters the bottom water seal of the closestool through the connected bottom water spraying path, and the water amount of the water seal is supplemented by the water inlet valve 200.

[0052] S6: With the continuous water inlet of the water inlet valve 200, the water level in the water tank 100 continuously rises, when the water level in the water tank 100 reaches the set water level of the water inlet valve 200, the water inlet valve 200 is closed, the water storage of the water tank 100 is completed, and the water seal of the closestool is also fully supplemented.

[0053] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. A toilet single pump flusher device, characterized by, The utility model provides a flushing device, which comprises a water tank (100), a water inlet valve (200), a water pump (300), a distribution valve (400), a flushing water pipe (500), a jetting water pipe (600), a water supplement pipe (700) and a driving member, the water inlet valve (200) and the water pump (300) are arranged in the water tank (100), the water inlet valve (200) is provided with a water supplement hole, the distribution valve (400) has a valve cavity, the distribution valve (400) is provided with a flushing water outlet hole (410), a jetting water outlet hole (420), a water supplement inlet (430) and a main water inlet (440) which are all communicated with the valve cavity, the water outlet of the water pump (300) is communicated with the main water inlet (440), the water supplement inlet (430) is communicated with the water supplement hole through the water supplement pipe (700), the flushing water outlet hole (410) is communicated with a flushing nozzle (910) of a closestool (900) through the flushing water pipe (500), the jetting water outlet hole (420) is communicated with a siphon nozzle (920) of the closestool (900) through the jetting water pipe (600), the distribution valve (400) is provided with a switching block (450) which is driven to rotate by the driving member, when the switching block (450) rotates to a first position, the jetting water outlet hole (420) can be blocked, and at the same time, the flushing water outlet hole (410) is opened, when the switching block (450) rotates to a second position, the flushing water outlet hole (410) can be blocked, and at the same time, the jetting water outlet hole (420) is opened.

2. The toilet single pump flusher according to claim 1, wherein, The driving member is a motor (800), the output shaft of the motor (800) is connected with the switching block (450) to drive the switching block (450) to rotate.

3. The toilet single pump flusher according to claim 2, wherein, The distribution valve (400) is fixed on the side wall of the water tank (100) and located on the inner side of the water tank (100), and the motor (800) is located on the outer side of the water tank (100).

4. The toilet single pump flusher according to claim 3, wherein, The valve body of the distribution valve (400) has opposite first and second valve walls (460 and 461), the first valve wall (460) is provided with a mounting hole, the output shaft of the motor (800) extends into the valve cavity from the mounting hole, the flushing water outlet hole (410) and the jetting water outlet hole (420) are arranged on the first valve wall (460), and the switching block (450) is in a sheet structure, and the end face thereof can block the flushing water outlet hole (410) and the jetting water outlet hole (420).

5. The toilet single pump flusher according to claim 4, wherein, The water supplement inlet (430) is arranged on the second valve wall (461), and the water outlet end of the water supplement inlet (430) faces the jetting water outlet hole (420).

6. The toilet single pump flusher as set forth in claim 4, wherein The valve cavity is provided with a backing plate (470), a connecting sleeve (480) and a spring (490), the backing plate (470) is provided with a first through hole (471) and a second through hole (472), the washing outlet hole (410) is connected with the first through hole (471), the spraying outlet hole (420) is connected with the second through hole (472), one end of the connecting sleeve (480) is connected with the output shaft of the motor (800), the other end is slidably connected with the switching block (450), the switching block (450) can slide along the axial direction of the connecting sleeve (480), the spring (490) is arranged along the rotation axis of the switching block (450), one end of the spring (490) abuts against the second valve wall (461), the other end abuts against the switching block (450) so that the switching block (450) abuts against the backing plate (470).

7. A toilet single pump flusher according to claim 6, wherein, The output shaft of the motor (800) is inserted into the shaft hole of the connecting sleeve (480), the other end of the connecting sleeve (480) is provided with a sliding groove, the sliding groove is arranged along the axial direction of the connecting sleeve (480), one end of the switching block (450) is formed with a containing cavity, the inner wall of the containing cavity is provided with a protrusion, the other end of the connecting sleeve (480) is embedded into the containing cavity, and the protrusion is embedded into the sliding groove.

8. The toilet single pump flusher as defined in claim 3 wherein, The valve body of the distribution valve (400) is cylindrical and has an annular side wall (1000), the rotation center of the switching block (450) is located on the axis of the valve body, the washing outlet hole (410) and the spraying outlet hole (420) are arranged on the annular side wall (1000), and an outlet pipe (1010) extends from the outside of the spraying outlet hole (420), the water supplement inlet (430) is arranged on the outlet pipe (1010), one end of the switching block (450) has a circular arc surface (1020), and the circular arc surface (1020) can abut against the washing outlet hole (410) and the spraying outlet hole (420).

9. The toilet single pump flusher according to claim 7, wherein, The washing outlet hole (410) and the spraying outlet hole (420) are located at the lower part of the valve body, the washing pipe (500) and the spraying pipe (600) are arranged downward along the water tank (100) after being connected with the distribution valve (400) in the water tank (100) and are arranged to pass through the bottom of the water tank (100).

10. The toilet single pump flusher of claim 1 wherein, The water output of the water supplement hole accounts for 35%-45% of the total water input of the water inlet valve (200).

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