Closestool discharge device

Abstract

The invention belongs to the technical field of bathroom accessories, and particularly relates to a closestool discharge device. Comprising a closestool body and a valve seat, the valve seat comprises a blow-off inlet and a blow-off outlet, the blow-off inlet is connected with a blow-off opening of the closestool body, the blow-off outlet is connected with a blow-off pipe, a ball valve is rotationally arranged in the valve seat, the ball valve is driven by a driving device to rotate, and a first pipeline and a second pipeline which are communicated with each other are arranged in the ball valve; when the ball valve is opened, the ball valve rotates until the first pipeline is communicated with the sewage draining exit, and the second pipeline is communicated with the sewage draining pipeline; when the ball valve is closed, the ball valve rotates to the spherical surface to block the drain outlet; pollution discharge is achieved through opening and closing of the ball valve, dirt can be directly discharged from the dirt discharge opening of the closestool body through the first pipeline, the second pipeline and the dirt discharge pipe, and therefore the closestool is low in water pressure requirement, suitable for some areas with low water pressure, capable of reducing the flushing amount during dirt discharge and capable of reducing flushing noise at the same time.

Description

Technical Field

[0001] The invention belongs to the technical field of bathrooms, and in particular relates to a toilet discharge device. Background Art

[0002] There is a complete pipe inside the siphon toilet, which is shaped like an inverted "S". The slope of the pool wall is relatively gentle. It has the characteristics of strong sewage discharge capacity and large cleaning surface, so most toilets use siphon type.

[0003] However, the siphonic toilet has a large water storage area at the bottom of the tank, so it has the disadvantage of high water consumption. In addition, the siphonic toilet also has high requirements for water pressure. If the water pressure is not enough, the flushing will not be thorough, and repeated flushing will be required, which will also increase water consumption. Summary of the invention

[0004] The object of the present invention is to provide a toilet discharge device with low water pressure requirement and small water consumption.

[0005] The present invention is achieved in that: A toilet discharge device comprises a toilet body and a valve seat, wherein the valve seat comprises a sewage discharge inlet and a sewage discharge outlet, wherein the sewage discharge inlet is connected to the sewage discharge outlet of the toilet body, and the sewage discharge outlet is connected to a sewage discharge pipe. A ball valve is rotatably arranged in the valve seat, and the ball valve is driven to rotate by a driving device. A first pipeline and a second pipeline which are interconnected are arranged in the ball valve; when the ball valve is opened, the ball valve rotates until the first pipeline is connected to the sewage discharge outlet and the second pipeline is connected to the sewage discharge pipe; when the ball valve is closed, the ball valve rotates until the spherical surface is sealed at the sewage discharge outlet.

[0006] In the above-mentioned toilet discharge device, an overflow hole is provided on the sewage outlet, and a return hole is provided on the valve seat. The overflow hole is connected to the return hole through an overflow pipe, and when the ball valve is closed, the ball valve rotates to connect with the second pipeline and the return hole, and the return hole is connected with the sewage pipe through the second pipeline and the first pipeline.

[0007] In the above-mentioned toilet discharge device, the valve seat includes a main body with a ball valve mounting cavity, a cylinder is arranged at one end of the main body, an annular convex edge is radially arranged at the outer end of the cylinder, an annular groove is arranged at one end of the connecting sleeve, one end of the connecting sleeve is sleeved on one end of the main body, and the annular convex edge is arranged in the annular groove, the other end of the connecting sleeve is sleeved on the sewage outlet, and a fixing sleeve is arranged outside the connecting sleeve.

[0008] In the above-mentioned toilet discharge device, an end cover is arranged at the other end of the body, and the water return hole is arranged on the end cover.

[0009] In the above-mentioned toilet discharge device, an overflow pipe joint mounting seat is arranged on the connecting sleeve at a position corresponding to the overflow hole, one end of the overflow pipe joint is connected to the overflow pipe joint mounting seat and fixedly connected to the fixing sleeve through a fastener, and the other end is connected to the overflow pipe.

[0010] In the above-mentioned toilet discharge device, the driving device includes a motor and a gear transmission assembly driven by the motor, and the output shaft of the gear transmission assembly is connected to the ball valve.

[0011] In the above-mentioned toilet discharge device, the gear transmission assembly includes an input gear arranged on the rotating shaft of the motor, a first gear arranged on the first gear shaft, a second gear, a third gear arranged on the second gear shaft, a fourth gear, a fifth gear arranged on the third gear shaft, a sixth gear and an output gear arranged on the output shaft, the first gear is meshed with the input gear for transmission, the second gear is meshed with the third gear for transmission, the fourth gear is meshed with the fifth gear for transmission, and the sixth gear is meshed with the output gear for transmission.

[0012] In the above-mentioned toilet discharge device, the first gear shaft, the second gear, the third gear shaft and the output shaft are all rotatably arranged on the first mounting plate and the second mounting plate, and the motor is mounted on the second mounting plate.

[0013] In the above-mentioned toilet discharge device, the sewage pipe includes a first sewage pipe and a second sewage pipe which are parallel to each other and vertically arranged. The upper end of the first sewage pipe is open and the lower end is inclined with a guide surface. The upper end of the first sewage pipe is connected to the sewage outlet, the upper end of the second sewage pipe is closed and the lower end is open. The first sewage pipe and the second sewage pipe are connected to each other. The lower end of the second sewage pipe is provided with a first mounting seat, and the first mounting seat is connected to the toilet body through fasteners.

[0014] In the above-mentioned toilet discharge device, the sewage pipe includes a third sewage pipe and a fourth sewage pipe. The two ends of the third sewage pipe are respectively connected to the sewage outlet and the upper end of the second sewage pipe. A second mounting seat is provided at the lower end of the second sewage pipe, and the second mounting seat is connected to the toilet body through fasteners.

[0015] The outstanding advantages of the present invention compared with the prior art are: 1. The present invention uses the switch of the ball valve to achieve sewage discharge. The sewage can be directly discharged from the sewage outlet of the toilet body through the first pipeline, the second pipeline and the sewage pipe. Therefore, the water pressure requirement is small, which is suitable for some areas with low water pressure. It can also reduce the flushing water volume during sewage discharge and reduce the flushing noise.

[0016] 2. The overflow structure provided in the present invention can prevent water from overflowing when the ball valve is closed, which is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a top view of one of the sewage pipes used in the present invention; Figure 2 yes Figure 1 AA section view of the ball valve (the ball valve is in the open state); Figure 3 is a cross-sectional view of the ball valve of the present invention in a closed state; Figure 4 yes Figure 1 A stereogram with the bottom side set up; Figure 5 is a schematic diagram of a sewage discharge structure using one type of sewage discharge pipe of the present invention; Figure 6 yes Figure 5 A top view of Figure 7 yes Figure 6 A partial enlarged schematic diagram of Figure 8 is a schematic diagram of a sewage discharge structure of the present invention using one of the sewage discharge pipes and after the protective cover is removed; Fig. 9 is a schematic diagram of a sewage discharge structure of the present invention using another sewage discharge pipe with the protective cover removed; Fig.10 is a top view of another sewage pipe used in the present invention; Fig.11 yes Fig.10 BB cross-sectional view (ball valve in open state); Fig.12 It is one of the schematic diagrams of the valve seat of the present invention; Fig.13 This is the second schematic diagram of the valve seat of the present invention.

[0018] In the figure: 1, toilet body; 2, valve seat; 3, sewage inlet; 4, sewage outlet; 5, sewage outlet; 6, ball valve; 7, first pipeline; 8, second pipeline; 9, overflow hole; 10, return hole; 11, overflow pipe; 12, body; 13, cylinder; 14, annular convex edge; 15, connecting sleeve; 16, fixing sleeve; 17, overflow pipe joint mounting seat; 18. Overflow pipe joint; 19. End cover; 20. Motor; 21. Input gear; 22. First gear; 23. Second gear; 24. Third gear; 25. Fourth gear; 26. Fifth gear; 27. Sixth gear; 28. Output gear; 29. ​​First mounting plate; 30. Second mounting plate; 31. Protective cover; 32. First sewage pipe; 33. Second sewage pipe; 34. Guide surface; 35. First mounting seat; 36. Third sewage pipe; 37. Fourth sewage pipe; 38. Second mounting seat. DETAILED DESCRIPTION

[0019] The present invention is further described below with reference to specific embodiments. Figure 1 —12: The present invention provides a toilet discharge device, which includes a toilet body 1 and a valve seat 2. The valve seat 2 includes a sewage inlet 3 and a sewage outlet 4. The sewage inlet 3 is connected to the sewage outlet 5 of the toilet body 1. The sewage outlet 4 is connected to a sewage pipe. According to different pit distances, the present invention provides sewage pipes with different structures. The present invention has a ball valve 6 rotatably arranged in the valve seat 2. The ball valve 6 is driven to rotate by a driving device. The ball valve 6 is provided with a first pipeline 7 and a second pipeline 8 that are interconnected. When the ball valve 6 is opened, the ball valve 6 rotates until the first pipeline 7 is connected to the sewage outlet 5 and the second pipeline 8 is connected to the sewage pipe. When the ball valve 6 is closed, the ball valve 6 rotates until the spherical surface is blocked at the sewage outlet 5.

[0020] In this embodiment, the first pipeline 7 and the second pipeline 8 are vertically arranged, so the ball valve 6 can be opened and closed by rotating 90 degrees.

[0021] The present invention uses the switch of the ball valve 6 to achieve sewage discharge. The sewage can be directly discharged from the sewage outlet 5 of the toilet body 1 through the first pipeline 7, the second pipeline 8 and the sewage pipe. Therefore, the water pressure requirement is small, and it is suitable for some areas with low water pressure. It can also reduce the flushing water volume during sewage discharge and reduce the flushing noise.

[0022] Furthermore, an overflow hole 9 is provided on the sewage outlet 5, and a return hole 10 is provided on the valve seat 2. The overflow hole 9 is connected to the return hole 10 through an overflow pipe 11, and when the ball valve 6 is closed, the ball valve 6 rotates to the second pipeline 8 to communicate with the return hole 10, and the return hole 10 is connected to the sewage pipe through the second pipeline 8 and the first pipeline 7, which can prevent the water level in the toilet body 1 from being too high and overflowing from the toilet body 1, causing water accumulation on the bathroom floor, posing a safety hazard.

[0023] As can be seen from the above, the ball valve 6 of the present invention can be used to discharge sewage when it is opened, and has an overflow function when it is closed.

[0024] It should be noted that the valve seat 2 of the present invention includes a valve seat body 12 having a ball valve installation cavity, a cylinder 13 is provided at one end of the valve seat body 12, and an annular convex edge 14 is radially provided at the outer end of the cylinder 13, where the annular convex edge 14 can be a continuous annular structure or a combination of arc convex edges. An annular groove is provided at one end of the connecting sleeve 15, one end of the connecting sleeve 15 is sleeved on one end of the valve seat body 12, and the annular convex edge 14 is provided in the annular groove, the other end of the connecting sleeve 15 is sleeved on the sewage outlet 5, and a fixing sleeve 16 is provided outside the connecting sleeve, and the fixing sleeve 16 can be adopted, for example, as a clamp. The annular groove and the annular convex edge 14 can realize the axial limit of the connecting sleeve 15 and the valve seat 2. An overflow pipe joint mounting seat 17 is provided on the connecting sleeve 15 at a position corresponding to the overflow hole 9, one end of the overflow pipe joint 18 is connected to the overflow pipe joint mounting seat 17 and is fixedly connected to the fixing sleeve 16 through a fastener, and the other end is connected to the overflow pipe 11. The fixing sleeve 16 can fix the overflow pipe joint 18 , the connecting sleeve 15 and the sewage outlet 5 .

[0025] The other end of the valve seat body 12 of the valve seat 2 of the present invention is provided with an end cover 19, and the water return hole 10 is provided on the end cover 19. The end cover 19 and the valve seat body 12 are detachably connected, such as threaded connection, to facilitate the disassembly and assembly of the ball valve 6.

[0026] In addition, the driving device of the present invention includes a motor 20 and a gear transmission assembly driven by the motor 20, and the output shaft of the gear transmission assembly is connected to the ball valve 6. A groove is provided on the surface of the ball valve 6, and the output shaft is located in the groove. The groove is usually a strip groove, and the shape of one end of the output shaft inserted in the groove is adapted to the groove, so that the output shaft can rotate to drive the ball valve 6 to rotate around the axis of the output shaft.

[0027] Specifically, the gear transmission assembly includes an input gear 21 arranged on the rotating shaft of the motor 20, a first gear 22 arranged on the first gear shaft, a second gear 23, a third gear 24 arranged on the second gear shaft, a fourth gear 25, a fifth gear 26 arranged on the third gear shaft, a sixth gear 27 and an output gear 28 arranged on the output shaft, the first gear 22 is meshed with the input gear 21 for transmission, the second gear 23 is meshed with the third gear 24 for transmission, the fourth gear 25 is meshed with the fifth gear 26 for transmission, and the sixth gear 27 is meshed with the output gear 28 for transmission.

[0028] The first gear shaft, the second gear shaft, the third gear shaft and the output shaft are all rotatably arranged on the first mounting plate 29 and the second mounting plate 30, and the motor 20 is mounted on the second mounting plate 30. The action of the motor 20 can be controlled by a remote controller.

[0029] The present invention further provides a protective cover 31 outside the overflow pipe 11 and the valve seat 2 .

[0030] In one implementation, the sewage pipe includes a third sewage pipe 36 and a fourth sewage pipe 37. The two ends of the third sewage pipe 36 are respectively connected to the sewage outlet 4 and the upper end of the fourth sewage pipe 37. The lower end of the fourth sewage pipe 37 is provided with a second mounting seat 38, and the second mounting seat 38 is connected to the toilet body 1 through fasteners.

[0031] The sewage pipe as another embodiment includes a first sewage pipe 32 and a second sewage pipe 33 which are parallel to each other and vertically arranged. The upper end of the first sewage pipe 32 is open and the lower end is inclined with a guide surface 34. The upper end of the first sewage pipe 32 is connected to the sewage outlet 4, the upper end of the second sewage pipe 33 is closed and the lower end is open. The first sewage pipe 32 and the second sewage pipe 33 are connected to each other. The lower end of the second sewage pipe 33 is provided with a first mounting seat 35, and the first mounting seat 35 is connected to the toilet body 1 through fasteners.

[0032] It should be noted that, in the present invention, sealing rings are provided between various components that need to be sealed, in order to ensure that the toilet does not leak.

[0033] The working principle of the present invention is as follows: When flushing is required, the driving device drives the ball valve 6 to rotate until the first pipeline 7 is connected to the sewage outlet 5 and the second pipeline 8 is connected to the sewage pipe; After flushing is completed, the driving device drives the ball valve 6 to rotate until the second pipeline 8 is connected to the return hole 10 and the first pipeline 7 is connected to the sewage pipe. When the water level in the toilet body 1 is too high, water enters the second pipeline 8 through the overflow hole 9, the overflow pipe 11, and the return hole 10, and is finally discharged through the first pipeline 7 and the sewage pipe.

[0034] The above embodiment is only one of the preferred embodiments of the present invention, and is not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes made based on the shape, structure, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A toilet discharge device, comprising a toilet body (1), characterized in that: The toilet further comprises a valve seat (2), wherein the valve seat (2) comprises a sewage inlet (3) and a sewage outlet (4), wherein the sewage inlet (3) is connected to the sewage outlet (5) of the toilet body (1), and the sewage outlet (4) is connected to a sewage pipe. A ball valve (6) is rotatably arranged in the valve seat (2), wherein the ball valve (6) is driven to rotate by a driving device, and wherein a first pipeline (7) and a second pipeline (8) that are interconnected are arranged in the ball valve (6); when the ball valve (6) is opened, the ball valve (6) rotates until the first pipeline (7) is connected to the sewage outlet (5), and the second pipeline (8) is connected to the sewage pipe; when the ball valve (6) is closed, the ball valve (6) rotates until the spherical surface blocks the sewage outlet (5).

2. A toilet discharge device according to claim 1, characterized in that: The sewage outlet (5) is provided with an overflow hole (9), and the valve seat (2) is provided with a return hole (10). The overflow hole (9) is connected to the return hole (10) through an overflow pipe (11). When the ball valve (6) is closed, the ball valve (6) rotates to connect the second pipeline (8) with the return hole (10), and the return hole (10) is connected to the sewage pipe through the second pipeline (8) and the first pipeline (7).

3. A toilet discharge device according to claim 2, characterized in that: The valve seat (2) includes a valve seat body (12) having a ball valve mounting cavity, a cylinder (13) is provided at one end of the valve seat body (12), an annular convex edge (14) is provided at the outer end of the cylinder (13) in a radial direction, an annular groove is provided at one end of a connecting sleeve (15), one end of the connecting sleeve (15) is sleeved on one end of the valve seat body (12), and the annular convex edge (14) is provided in the annular groove, the other end of the connecting sleeve (15) is sleeved on the sewage outlet (5), and a fixing sleeve (16) is provided outside the connecting sleeve (15).

4. A toilet discharge device according to claim 3, characterized in that: The other end of the valve seat body (12) is provided with an end cover (19), and the return water hole (10) is provided on the end cover (19).

5. A toilet discharge device according to claim 3 or 4, characterized in that: An overflow pipe joint mounting seat (17) is provided on the connecting sleeve (15) at a position corresponding to the overflow hole (9); one end of the overflow pipe joint (18) is connected to the overflow pipe joint mounting seat (17) and fixedly connected to the fixing sleeve (16) via a fastener; and the other end is connected to the overflow pipe (11).

6. A toilet discharge device according to any one of claims 1 to 4, characterized in that: The driving device comprises a motor (20) and a gear transmission assembly driven by the motor (20), wherein an output shaft of the gear transmission assembly is connected to the ball valve (6).

7. A toilet discharge device according to claim 6, characterized in that: The gear transmission assembly comprises an input gear (21) arranged on the rotating shaft of the motor (20), a first gear (22) arranged on the shaft of the first gear (22), a second gear (23), a third gear (24) arranged on the shaft of the second gear (23), a fourth gear (25), a fifth gear (26) arranged on the shaft of the third gear (24), a sixth gear (27), and an output gear (28) arranged on the output shaft, wherein the first gear (22) is meshed with the input gear (21) for transmission, the second gear (23) is meshed with the third gear (24) for transmission, the fourth gear (25) is meshed with the fifth gear (26) for transmission, and the sixth gear (27) is meshed with the output gear (28) for transmission.

8. A toilet discharge device according to claim 7, characterized in that: The first gear (22) shaft, the second gear (23), the third gear (24) shaft and the output shaft are all rotatably mounted on the first mounting plate (29) and the second mounting plate (30), and the motor (20) is mounted on the second mounting plate (30).

9. The toilet discharge device according to claim 1, characterized in that: The sewage pipe comprises a first sewage pipe (32) and a second sewage pipe (33) which are arranged vertically and parallel to each other. The upper end of the first sewage pipe (32) is open and the lower end is provided with a guide surface (34) which is inclined. The upper end of the first sewage pipe (32) is connected to the sewage outlet (4). The upper end of the second sewage pipe (33) is closed and the lower end is open. The first sewage pipe (32) and the second sewage pipe (33) are connected to each other. The lower end of the second sewage pipe (33) is provided with a first mounting seat (35). The first mounting seat (35) is connected to the toilet body (1) through a fastener.

10. The toilet discharge device according to claim 1, characterized in that: The sewage pipe comprises a third sewage pipe (36) and a fourth sewage pipe (37). The two ends of the third sewage pipe (36) are respectively connected to the sewage outlet (4) and the upper end of the second sewage pipe (33). The lower end of the second sewage pipe (33) is provided with a second mounting seat (38). The second mounting seat (38) is connected to the toilet body (1) via a fastener.

Images