Intelligent closestool water storage tank

Abstract

An intelligent closestool water storage tank comprises a tank body and a water pumping mechanism and is characterized in that a first mounting hole is formed in the top of the tank body, the water pumping mechanism comprises a first cover plate, a motor, a rotating shaft, blades, a water pumping pipe and a water conveying pipe, the first cover plate covers the first mounting hole in a sealing mode, and the first cover plate comprises a plate-shaped main body, a water outlet connecting pipe, a main flushing connecting pipe and an auxiliary flushing connecting pipe; the plate-shaped body, the water outlet connecting pipe, the main flushing connecting pipe and the auxiliary flushing connecting pipe are integrally formed, the water outlet connecting pipe is located in the box body, the main flushing connecting pipe and the auxiliary flushing connecting pipe are located outside the box body, and the water outlet connecting pipe, the main flushing connecting pipe and the auxiliary flushing connecting pipe are communicated with one another. The blades are arranged at the lower end of the rotating shaft and located in the water pumping pipe, one end of the water conveying pipe is connected with the upper end of the water pumping pipe, and the other end of the water conveying pipe is connected with the water outlet connecting pipe, so that the space utilization rate is higher.

Description

Technical Field

[0001] The utility model relates to an intelligent toilet water storage tank. Background Art

[0002] Chinese patent document CN220318691U discloses a new type of flush toilet, including a hidden water tank arranged in a cavity on the back side of the barrel body, the hidden water tank is a sealed box, the hidden water tank is provided with an air leakage hole, an installation port is provided on the upper end surface of the hidden water tank, a water inlet valve and a pumping assembly are sealed and arranged on the installation port and extend into the hidden water tank; the pumping assembly is provided with a panel, a connecting pipe, a driving motor and a flushing pipe, the panel is arranged on the installation port, the connecting pipe is arranged on the panel and extends obliquely into the hidden water tank, the driving motor is fixed on the panel on the opposite side of the oblique connecting pipe, a pumping pipe is provided at the front end of the connecting pipe, the pumping pipe is bent away from the driving motor, the blades of the driving motor are arranged in the pumping pipe, the blades are connected to the driving motor through a rotating shaft, and the flushing pipe is connected to the end of the connecting pipe outside the hidden water tank.

[0003] However, in the above solution, the connecting pipe extends outside the water tank and connects the two flushing pipes through a three-way valve, resulting in a larger space occupied by the pumping components after being assembled together, thereby compressing the overall volume of the water tank, reducing the water storage capacity, and may cause the water pressure to become low. Utility Model Content

[0004] The utility model aims to provide an intelligent toilet water storage tank with high space utilization and large capacity.

[0005] The purpose of the utility model is achieved through the following technologies:

[0006] A smart toilet water storage tank, comprising a box body and a pumping mechanism, characterized in that: a first mounting hole is opened on the top of the box body, the pumping mechanism comprises a first cover plate, a motor, a rotating shaft, blades, a pumping pipe and a water delivery pipe, the first cover plate is sealed on the first mounting hole, the first cover plate comprises a plate-shaped body, a water outlet pipe, a main flushing pipe and a secondary flushing pipe, the plate-shaped body, the water outlet pipe, the main flushing pipe and the secondary flushing pipe are integrally formed, the water outlet pipe is located in the box body, the main flushing pipe and the secondary flushing pipe are located outside the box body, the water outlet pipe, the main flushing pipe and the secondary flushing pipe are connected to each other The two parts are interconnected, and the motor is installed on the top of the first cover plate. The upper end of the rotating shaft is connected to the lower end of the output shaft of the motor and extends vertically into the water pumping pipe. The blades are arranged at the lower end of the rotating shaft and are located in the water pumping pipe. One end of the water supply pipe is connected to the upper end of the water pumping pipe and the other end is connected to the water outlet pipe. The plate-like main body, the water outlet pipe, the main flushing pipe and the auxiliary flushing pipe are arranged as an integrated structure, which can increase the space utilization rate, make the structure more compact, and increase the volume of the water tank. There is no need to compress the size of the box for installation. Integrating multiple different structures on the first cover plate also facilitates the assembly of the product.

[0007] The diameter of the main flushing water pipe is greater than the diameter of the auxiliary flushing water pipe, so that the main flushing water pipe and the auxiliary flushing water pipe can be connected to flushing pipes of different diameters to meet different flushing needs.

[0008] It also includes a main flushing water pipe connected to the main flushing water pipe and an auxiliary flushing water pipe connected to the auxiliary flushing water pipe.

[0009] A positioning hole is formed on the main flush water connecting pipe, and an annular limiting groove which can be opposite to the positioning hole is formed on the outer peripheral surface of the main flush water pipe. After the main flush water pipe is inserted into the main flush water connecting pipe, a pin can be passed through the positioning hole and inserted into the annular limiting groove to limit the main flush water pipe from being separated from the main flush water connecting pipe. This can strengthen the connection strength between the main flush water pipe and the main flush water connecting pipe and facilitate the adjustment of the rotation angle of the main flush water pipe.

[0010] An arc-shaped notch is formed on the top of the box body for avoiding the main flushing pipe, so that when the main flushing pipe is connected to the main flushing connecting pipe, it can extend obliquely downward better, the structure is more reasonable, and the space utilization rate is high.

[0011] The main flushing water pipe extends horizontally, and the auxiliary flushing water pipe extends vertically upward, so that water can be flushed in different directions by connecting the main flushing water pipe and the auxiliary flushing water pipe to meet different flushing needs.

[0012] A fixing bracket is arranged on the water pipe, and the fixing bracket is fixedly connected to the bottom of the first cover plate through a fastener. The fixing bracket can fix the water pipe to the first cover plate, and the structure is more stable.

[0013] A water inlet valve is provided in the box body, a second mounting hole for disassembling and assembling the water inlet valve is provided on the top of the box body, and a second cover plate for sealing the second mounting hole is provided, a connecting hole is provided on the second cover plate, and an air inlet and outlet check valve that can float up and down is provided in the connecting hole, the air inlet and outlet check valve can rise to the closed connecting hole under the buoyancy of water, a protruding annular limit edge is formed on the hole wall of the connecting hole, the air inlet and outlet check valve comprises a blocking portion and a plurality of hook portions, the plurality of hook portions are arranged at intervals around the circumference, one end of the hook portion is connected to the blocking portion, the other end of the hook portion extends upward and passes through the annular limit edge, a hook portion that can be hung on the annular limit edge is formed on the other end of the hook portion, the atmospheric pressure inside and outside the water tank can be made consistent by cooperating with the connecting hole of the air inlet and outlet check valve, so that the water inlet valve can smoothly inlet water, and when the water tank is full of water, the air inlet and outlet check valve will rise to the blocked connecting hole due to the buoyancy of the water in the water tank, so as to prevent water from overflowing from the connecting hole.

[0014] A guide impeller is fixedly arranged in the water pumping pipe. The guide impeller is formed with a clearance hole for the rotating shaft to pass through. The guide impeller includes a plurality of guide vanes arranged circumferentially. The guide vanes are used to change the rotation direction of the water flow so that the water flow moves along the axial direction of the water delivery pipe.

[0015] A check valve is arranged between the water supply pipe and the water outlet pipe. The check valve includes a tubular valve body and a check plate rotatably arranged in the tubular valve body. The check plate can open the tubular valve body in one direction. The upper end of the tubular valve body is connected to the water outlet pipe, and the lower end is connected to the water supply pipe. The check valve can prevent dirty water from the toilet from flowing back into the water supply pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model.

[0017] Figure 2 It is a three-dimensional diagram from another perspective of the utility model.

[0018] Figure 3 It is a front view of the utility model.

[0019] Figure 4 for Figure 3 Section view along AA direction.

[0020] Figure 5 It is a top view of the utility model.

[0021] Figure 6 for Figure 5 Cross-sectional view along BB direction.

[0022] Figure 7 for Figure 6 Enlarged view of part A.

[0023] Figure 8 It is an exploded view of the components of the pumping mechanism of the utility model.

[0024] Fig. 9 This is a component exploded view of the pumping mechanism of the utility model from another perspective.

[0025] Fig.10 This is an exploded view of the components of the inlet and outlet check valve and the second cover plate of the utility model.

[0026] Fig.11 This is a component exploded view of the inlet and outlet check valve and the second cover plate of the utility model from another perspective.

[0027] Fig.12 It is a structural schematic diagram of the cross-sectional state of the inlet and outlet check valve of the utility model when the connecting hole is blocked.

[0028] Fig.13 It is a structural schematic diagram of the cross-sectional state of the inlet and outlet check valve of the utility model when the connecting hole is opened. DETAILED DESCRIPTION

[0029] Reference Figures 1 to 13As shown, a smart toilet water storage tank includes a box body 1 and a pumping mechanism. The box body 1 includes a box body main body 11 with an opening on the top and a top cover 12 covering the top opening of the box body main body 11. The top cover 12 is friction welded with the box body 11 to form a sealed box body 1. A first mounting hole is provided on the top cover 12. The pumping mechanism includes a first cover plate 2, a motor 31, a rotating shaft 32, blades 33, a pumping pipe 6 and a water delivery pipe 7. The first cover plate 2 is sealed on the first mounting hole. The first cover plate 2 includes a plate-shaped main body 21, a water outlet pipe 22, a main flushing pipe 23 and a secondary flushing pipe 24. The plate-shaped main body 21, the water outlet pipe 22, the main flushing pipe 23 and the secondary flushing pipe 24 are integrally injection molded. The water outlet pipe 22 is located in the box body 1. The main flushing pipe 2 3 and the auxiliary flushing water pipe 24 are located outside the box body 1, the water outlet pipe 22, the main flushing water pipe 23 and the auxiliary flushing water pipe 24 are connected to each other, the motor 31 is installed on the top of the first cover plate 2, and a mounting groove 26 for mounting the motor 31 is formed on the plate-shaped body 21. The motor 31 is arranged in the mounting groove 26, which can further improve the space utilization rate and prevent the motor 31 from falling off. The bottom of the mounting groove 26 is formed with a through hole 261, and the upper end of the rotating shaft 32 passes through the through hole 261 to connect the motor The output shaft 311 of the motor 31 extends vertically into the water pumping pipe 6 at the lower end, and a first sealing ring 262 for waterproofing is provided between the output shaft 311 of the motor 31 and the mounting groove 26, the blade 33 is arranged at the lower end of the rotating shaft 32 and is located in the water pumping pipe 6, the rotating shaft 32 includes a cylindrical shaft body 321 and a blade shaft 326 plugged into the shaft body 321, the output shaft 311 of the motor 31 is inserted into the upper end of the shaft body 321, one end of the blade shaft 326 is inserted into the lower end of the shaft body 321, and the other end is inserted into the blade 33 and fixedly connected to the blade 33, one end of the water supply pipe 7 is connected to the upper end of the water pumping pipe 6, and the other end is connected to the water outlet pipe 22, the plate-like main body 21, the water outlet pipe 22, the main flushing pipe 23 and the auxiliary flushing pipe 24 are arranged as an integrated structure, which can increase space utilization, make the structure more compact, and increase the volume of the water tank, and there is no need to compress the size of the box body 1 for installation, and integrating multiple different structures on the first cover plate 2 also facilitates product assembly.

[0030] The diameter of the main flush water pipe 23 is greater than the diameter of the auxiliary flush water pipe 24, so that the main flush water pipe 23 and the auxiliary flush water pipe 24 can be connected to flushing pipes of different diameters respectively to meet different flushing needs, specifically including a main flush water pipe 4 connected to the main flush water pipe 23 and an auxiliary flush water pipe 5 connected to the auxiliary flush water pipe 24. The corresponding diameter of the main flush water pipe 4 is also greater than the diameter of the auxiliary flush water pipe 5. The main flush water pipe 23 extends horizontally and the auxiliary flush water pipe 24 extends vertically upward. In this way, different flushing needs can be met through the main flush water pipe 4 and the auxiliary flush water pipe 5. Specifically, the main flush water pipe 4 is connected to the bottom of the toilet bowl, and the auxiliary flush water pipe 5 is connected to the inner wall of the toilet bowl. When flushing, the main flush water pipe 4 flushes water into the bottom of the toilet bowl, so that the water at the bottom of the toilet bowl flows into the sewer pipe, and the feces and water in the toilet bowl are sucked into the sewer pipe by the siphon effect, and the auxiliary flush water pipe 5 flushes water to the inner wall of the toilet to clean the side wall of the toilet.

[0031] Two positioning holes 231 are formed on the outer peripheral surface of the main flush water connecting pipe 23, and an annular limiting groove 41 which can be opposite to the positioning holes 231 is formed on the main flush water pipe 4. After the main flush water pipe 4 is inserted into the main flush water connecting pipe 23, a pin 232 can pass through the two positioning holes 231 and be inserted into the annular limiting groove 41 to limit the main flush water pipe 4 from being separated from the main flush water connecting pipe 23. In this way, the connection strength between the main flush water pipe 4 and the main flush water connecting pipe 23 can be strengthened, and the rotation angle of the main flush water pipe 4 can be conveniently adjusted. An annular groove 42 for installing a waterproof sealing ring is also provided at the front end of the annular limiting groove 41.

[0032] An arc-shaped notch 27 is formed on the top cover 12 for avoiding the main flushing pipe 4, so that when the main flushing pipe 4 is connected to the main flushing connecting pipe 23, it can be better extended obliquely downward, the structure is more reasonable, and the space utilization rate is high.

[0033] A check valve 25 is arranged between the water supply pipe 7 and the water outlet pipe 22. The check valve 25 includes a tubular valve body 251 and a check plate 252 rotatably arranged in the tubular valve body 251. The check plate 252 can open the tubular valve body 251 in one direction. The upper end of the tubular valve body 251 is connected to the water outlet pipe 22, and the lower end is connected to the water supply pipe 7. The check valve 25 can prevent the dirty water in the toilet from flowing back into the water tank.

[0034] The water pipe 7 is provided with a fixed bracket 71, which is integrally injection-molded with the water pipe 7. The fixed bracket 71 is fixedly connected to the bottom of the first cover plate 2 by a fastener 73. The fastener 73 is two connecting rods, and the connecting rods are formed with screw holes. The connecting rods are connected to the bottom of the first cover plate 2 by bolts. The fixed bracket 71 can fix the water pipe 7 to the first cover plate 2, and the structure is more stable. The water pipe 7 is provided with a sleeve 72 for the rotation shaft 32 to pass through. The sleeve 72 is formed at the bottom of the fixed bracket 71 and is vertically downwardly connected to the water pipe 7. The sleeve 72 is integrally injection-molded with the fixed bracket 71 and the water pipe 7. The provision of the sleeve 72 can facilitate the installation of the rotation shaft 32 and can prevent the rotation shaft 32 from shifting to a certain extent. The top of the sleeve 72 is formed with a first step 7 21. The shaft body 321 of the rotating shaft 32 includes an integrally formed small diameter section 322 and a large diameter section 323. A second step portion 324 that cooperates with the first step portion 721 is formed at the connection between the small diameter section 322 and the large diameter section 323. During installation, the rotating shaft 32 is inserted into the water suction pipe 6 from bottom to top, and the rotating shaft 32 is passed through the shaft sleeve 72. The upper end of the rotating shaft 32 is connected to the output shaft of the motor 31, and the second step portion 324 is blocked by the first step portion 721, so that it cannot continue to move upward. The cooperation between the first step portion 721 and the second step portion 324 can prevent the rotating shaft 32 and the blade 33 from moving upward too much, and can have a certain water-blocking effect. A second sealing ring 325 is also provided between the shaft body 321 and the shaft sleeve 72, which can also have a water-blocking effect.

[0035] A guide impeller 61 is fixedly arranged in the water pumping pipe 6. A clearance hole 611 is formed at the top of the guide impeller 61 for the blade shaft 326 to pass through. The guide impeller 61 includes a plurality of guide plates 612 arranged circumferentially. The guide plates 612 are fixedly connected to the inner wall of the water pumping pipe 6. The blade shaft 326 passes through the clearance hole 611 and then connects to the blade 33. The guide plates 612 are used to change the rotation direction of the water flow so that the water flow moves along the axial direction of the water delivery pipe 7. The diameter of the clearance hole 611 is larger than the blade shaft 326, so that the rotating shaft 32 will not rub against the guide impeller 61 when rotating. A blocking plate 62 is provided at the bottom of the water pumping pipe 6 to prevent larger debris from entering the water pumping pipe 6.

[0036] The box body 11 is provided with a water inlet valve (not shown in the figure). The water inlet valve is a known prior art and will not be described in detail here. The top cover 12 is provided with a second mounting hole for disassembling and assembling the water inlet valve, and is provided with a second cover plate 8 for covering the second mounting hole. The second cover plate 8 is provided with a connecting hole 81. The connecting hole 81 is provided with an inlet and outlet check valve 82. The inlet and outlet check valve 82 can be floatingly arranged in the connecting hole 81 between a position of blocking the connecting hole 81 and a position of opening the connecting hole 81. The inlet and outlet check valve 82 can rise to a position to block the connecting hole 81 under the buoyancy of water. The hole wall of the connecting hole 81 is formed with a protruding annular limiting edge 811. The inlet and outlet check valve 82 includes a blocking portion 821 and four hook portions 822. The four hook portions 822 are arranged at intervals around the circumference. One end of the hook portion 822 is connected to the blocking portion 821, and the other end extends upward and passes through the annular limiting edge 811. The other end of the hook portion 822 is formed with a hook portion 823 that can be hung on the annular limiting edge 811. When the water in the water tank body 11 is not full, the air inlet and outlet check valve 82 will drop to the position of opening the connecting hole 81 under the action of gravity. At this time, the hook portion 823 will hook the annular limit edge 811, so that the air inlet and outlet check valve 82 will not fall and the gap between the four hook portions 822 can communicate with air. Through the air inlet and outlet check valve 82 and the connecting hole 81, the atmospheric pressure inside and outside the water tank 1 can be consistent, so that the water inlet valve can smoothly take in water, and when the water tank 1 is full of water, the air inlet and outlet check valve 82 will It rises to the position of blocking the connecting hole 81 due to the buoyancy of the water in the water tank 1 to prevent water from overflowing from the connecting hole 81. It also includes a dust cover 83, which is arranged above the connecting hole 81. A plurality of air holes 831 are formed on the dust cover 83. The diameter of the air holes 831 is smaller than that of the connecting hole 81. The dust cover 83 is used to prevent debris from falling into the connecting hole 81 and affecting the normal operation of the inlet and outlet check valve 82. A water tank drain port 13 is also provided at the lower end of the box body 11 for draining water from the water tank 1.

[0037] The above is only a preferred embodiment of the present invention, and therefore cannot be used to limit the scope of implementation of the present invention. That is, equivalent changes and modifications made according to the scope of the patent application of the present invention and the contents of the specification should still fall within the scope covered by the patent of the present invention.

Claims

1. A smart toilet water storage tank, comprising a tank body and a pumping mechanism, characterized in that: A first mounting hole is provided on the top of the box body, and the pumping mechanism includes a first cover plate, a motor, a rotating shaft, blades, a pumping pipe and a water delivery pipe. The first cover plate is sealed on the first mounting hole. The first cover plate includes a plate-shaped main body, a water outlet pipe, a main flushing pipe and a secondary flushing pipe. The plate-shaped main body, the water outlet pipe, the main flushing pipe and the secondary flushing pipe are integrally formed. The water outlet pipe is located in the box body, the main flushing pipe and the secondary flushing pipe are located outside the box body, and the water outlet pipe, the main flushing pipe and the secondary flushing pipe are connected to each other. The motor is installed on the top of the first cover plate, the upper end of the rotating shaft is connected to the lower end of the output shaft of the motor and extends vertically into the pumping pipe, the blades are arranged at the lower end of the rotating shaft and are located in the pumping pipe, and one end of the water delivery pipe is connected to the upper end of the pumping pipe and the other end is connected to the water outlet pipe.

2. The intelligent toilet water storage tank according to claim 1, characterized in that: The diameter of the main flushing water connection pipe is greater than the diameter of the auxiliary flushing water connection pipe.

3. The intelligent toilet water storage tank according to claim 2, characterized in that: It also includes a main flushing water pipe connected to the main flushing water connecting pipe and an auxiliary flushing water pipe connected to the auxiliary flushing water connecting pipe.

4. The intelligent toilet water storage tank according to claim 3, characterized in that: A positioning hole is formed on the main flush water connecting pipe, and an annular limiting groove which can be opposite to the positioning hole is formed on the outer peripheral surface of the main flush water pipe. After the main flush water pipe is inserted into the main flush water connecting pipe, a pin can be passed through the positioning hole and inserted into the annular limiting groove to limit the main flush water pipe from being separated from the main flush water connecting pipe.

5. The intelligent toilet water storage tank according to claim 3, characterized in that: An arc-shaped notch is formed on the top of the box body for avoiding the main flushing pipe.

6. The intelligent toilet water storage tank according to claim 2, characterized in that: The main flushing water pipe extends horizontally, and the auxiliary flushing water pipe extends vertically upward.

7. An intelligent toilet water storage tank according to any one of claims 1 to 6, characterized in that: A fixing bracket is arranged on the water delivery pipe, and the fixing bracket is fixedly connected to the bottom of the first cover plate through a fastener.

8. An intelligent toilet water storage tank according to any one of claims 1 to 6, characterized in that: A water inlet valve is arranged in the box body, a second mounting hole for disassembling and assembling the water inlet valve is opened on the top of the box body, and a second cover plate for covering the second mounting hole is arranged, a connecting hole is opened on the second cover plate, and an air inlet and outlet check valve that can float up and down is arranged in the connecting hole, the air inlet and outlet check valve can rise to close the connecting hole under the buoyancy of water, a protruding annular limiting edge is formed on the hole wall of the connecting hole, the air inlet and outlet check valve includes a blocking part and a plurality of hook parts, the plurality of hook parts are arranged at intervals around the circumference, one end of the hook part is connected to the blocking part, the other end extends upward and passes through the annular limiting edge, and the other end of the hook part is formed with a hook part that can be hung on the annular limiting edge.

9. An intelligent toilet water storage tank according to any one of claims 1 to 6, characterized in that: A guide impeller is fixedly arranged in the water pumping pipe. The guide impeller is formed with a clearance hole for the rotating shaft to pass through. The guide impeller includes a plurality of guide vanes arranged circumferentially.

10. An intelligent toilet water storage tank according to any one of claims 1 to 6, characterized in that: A check valve is arranged between the water supply pipe and the water outlet pipe. The check valve includes a tubular valve body and a check plate rotatably arranged in the tubular valve body. The check plate can open the tubular valve body in one direction. The upper end of the tubular valve body is connected to the water outlet pipe, and the lower end is connected to the water supply pipe.

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