Anti-pollution washing machine

Abstract

The present application belongs to the technical field of washing machines, and provides a pollution-preventing cooking and washing washing machine, which comprises an outer box body, a rotating drum, a rotating base plate rotatably arranged in the outer box body, and a rotating fixing base arranged in the outer box body below the rotating base plate. A water sealing plate is sealingly connected in the rotating fixing base. An upper side of the water sealing plate forms a water receiving cavity with the rotating fixing base and the rotating base plate. A lower side of the water sealing plate forms a heating cavity with the rotating fixing base. A heating component is arranged in the heating cavity. The rotating fixing base is provided with a first water draining passage and a second water draining passage. The first water draining passage is communicated with the water receiving cavity, and the second water draining passage is communicated with the heating cavity. A sealing element is arranged between the first water draining passage and the water receiving cavity. The present application has the advantages that the water sealing plate and the sealing element are arranged in the dehydration fixing base to separate the heating cavity and the water receiving cavity, thereby enhancing the water sealing performance and the air sealing performance of the drum, rapidly increasing the water temperature in the drum, and realizing the pollution prevention and the cooking and washing functions.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of washing machines, and particularly relates to a pollution-preventing boiling washing washing machine. BACKGROUND

[0002] A conventional fully-automatic washing machine is composed of an inner barrel (washing barrel) and an outer barrel (water containing barrel), and there is a sandwich layer between the inner barrel and the outer barrel, which cannot be cleaned by the user, resulting in residual dirt and bacteria breeding, causing secondary pollution to washing water and washing clothes. To solve the above technical problem, a pollution-free washing machine is launched on the market, such as the washing machine with a patent publication number CN208121412U. This kind of washing machine adopts a single barrel structure, that is, only a rotating barrel is provided without a water containing barrel. In this way, water is in the rotating barrel during washing, which is more water-saving. A water guide cover is provided on the inner wall of the rotating barrel. A water inlet is provided on the water guide cover, and a water outlet is provided on the peripheral wall and / or bottom wall of the rotating barrel. When dehydrating, the water in the rotating barrel rises under the action of centrifugal force and enters the water guide cover through the water inlet. The water flows to the water outlet under the guidance of the water guide cover, and is discharged to the water pan through the water outlet. Thus, the water containing barrel is cancelled to simplify the structure, improve the capacity, reduce dirt and bacteria breeding, and save water, while the dehydration effect is improved.

[0003] However, the washing machine of this kind on the market does not realize the function of high-temperature boiling washing, which limits the function and application of the pollution-free washing machine. SUMMARY

[0004] The purpose of the present application is to provide a pollution-preventing boiling washing washing machine. A water sealing plate and a sealing element are arranged in the dehydration fixing seat to separate the heating cavity and the water receiving cavity, which enhances the water sealing performance of the barrel body and improves the air sealing performance of the barrel body. The water temperature in the barrel body is rapidly raised to prevent pollution and ensure the boiling washing function.

[0005] The technical solution adopted by the present application to solve the above technical problem is as follows: a pollution-preventing boiling washing washing machine is provided, which comprises: an outer box body provided with a drain pipe;

[0006] A rotating barrel is rotatably arranged in the outer box body. The rotating barrel comprises a barrel body and a water guide cover. A plurality of water outlets are arranged on the upper part of the peripheral wall of the barrel body in the circumferential direction. The water guide cover is coaxially arranged outside the barrel body. The upper end of the water guide cover is higher than the water outlets. A water guide cavity is formed between the barrel body and the water guide cover. The liquid in the barrel body rising under the action of centrifugal force enters the water guide cavity through the water outlets;

[0007] A rotating base plate is rotatably arranged in the outer box body. The lower end of the barrel body is sealingly connected with the rotating base plate. The water guide cover is connected with the rotating base plate or the outer peripheral wall of the barrel body. The rotating base plate is provided with a first through hole axially penetrating through the rotating base plate;

[0008] The fixed seat is in the shape of a barrel, the lower part of the rotating base and the lower end of the water guide cavity are located in the fixed seat, a water sealing plate is arranged in the fixed seat, the fixed seat is divided into a water receiving cavity and a heating cavity which are not connected with each other by the water sealing plate, a heating component of an electric heater is arranged in the heating cavity, the electric heater is connected to the lower end of the fixed seat, the rotating base is located in the water receiving cavity, a tubular sealing element is arranged between the first through hole and the water receiving cavity, the upper end of the sealing element is connected to the rotating base, the lower end of the sealing element is in rotating sealing cooperation with the water sealing plate, a second through hole is arranged on the water sealing plate, the first through hole and the second through hole are connected, the fixed seat is provided with a first drainage channel and a second drainage channel, the first drainage channel is connected to the water receiving cavity, the second drainage channel is connected to the heating cavity, the second drainage channel is provided with a control valve for opening and closing the second drainage channel, and the first drainage channel and the second drainage channel are connected to the drain pipe.

[0009] Compared with the prior art, the advantages of the present application are that, during boiling and washing, the second drainage channel is closed, water is injected into the barrel, the water flows into the heating cavity through the barrel after the first through hole, and after the heating cavity is filled with water, the water level rises to fill the barrel, then the electric heater is started, the heating component of the electric heater heats the water, and when the heating component heats, the cold water and the hot water have a density difference, the cold water and the hot water generate convection at the first through hole, the water in the barrel is heated rapidly and uniformly, and the boiling and washing function is realized; during dehydration, the second drainage channel is opened, first, washing drainage is performed, the water in the barrel is drained through the second drainage channel and the drain pipe, then the clothes are dehydrated, the barrel rotates, the liquid in the barrel rises due to the centrifugal force, enters the water guide cavity through the water outlet, and flows into the first drainage channel through the water receiving cavity, and is drained through the first drainage channel and the drain pipe, so that the purposes of canceling the water containing barrel, simplifying the structure, improving the capacity, reducing the breeding of dirt and bacteria, saving water, and improving the dehydration effect are achieved.

[0010] The present application separates the heating cavity and the water receiving cavity by arranging the water sealing plate and the sealing element in the dehydration fixed seat, the barrel is connected to the second drainage channel only through the connected first through hole and second through hole, the water sealing performance of the barrel is enhanced, the air sealing performance of the barrel is improved, the pollution is prevented, the water temperature in the barrel is rapidly raised, and the boiling and washing function is realized.

[0011] In the above-mentioned pollution prevention boiling and washing washing machine, the fixed seat is provided with a connecting block in the circumferential direction, the lower end of the water sealing plate is provided with a connecting groove in the circumferential direction, the connecting groove is connected to the connecting block, and a sealing ring is arranged between the connecting groove and the connecting block. The water sealing plate and the connecting block of the rotating fixed seat are sealingly connected, and the heating cavity and the water receiving cavity are completely separated.

[0012] In the pollution-preventing washing and boiling washing machine, the lower end of the rotating base is connected with a tubular connecting pressure ring, the connecting pressure ring is coaxially arranged with the first through hole, the water sealing plate is sleeved outside the connecting pressure ring through the second through hole, and the sealing element is sealingly arranged between the water sealing plate and the connecting pressure ring and between the connecting pressure ring and the rotating base. The side, where the connecting pressure ring abuts against the water sealing plate, is coated with sealing glue, the part, where the sealing element is connected between the connecting pressure ring and the rotating base, realizes the sealing connection between the connecting pressure ring and the rotating base, and the part, where the sealing element is connected between the connecting pressure ring and the water sealing plate, realizes the sealing connection between the connecting pressure ring and the water sealing plate, so that the heating cavity and the water receiving cavity are separated, the water cannot flow into the water receiving cavity from the first through hole and flow out of the first water drainage channel through the water receiving cavity, and the water cannot leak from the heating cavity to the water receiving cavity.

[0013] In the pollution-preventing washing and boiling washing machine, the tubular sealing element comprises a first sealing part, a vertical second sealing part and a horizontal third sealing part which are integrally connected, the lower end of the rotating base is provided with downwardly extending guide blocks around the first through hole, the connecting pressure ring is sleeved outside the guide blocks and connected with the guide blocks, the upper end of the connecting pressure ring and the lower end of the rotating base form a "H"-shaped sealing groove, the vertical second sealing part is sleeved outside the connecting pressure ring, the first sealing part is sealingly connected at the sealing groove, and the lower end of the horizontal third sealing part is rotatably sealed with the water sealing plate. The sealing element is sleeved outside the connecting pressure ring through the second sealing part, the first connecting part of the sealing element is connected in the "H"-shaped sealing groove, the sealing connection between the rotating base, the guide hole and the connecting pressure ring is realized, and the lower end of the third connecting part of the sealing element is rotatably sealed with the water sealing plate, so that the heating cavity and the water receiving cavity are separated.

[0014] In the pollution-preventing washing and boiling washing machine, the first sealing part is in the shape of a Chinese character, and comprises a first sealing vertical block, a sealing horizontal block and a second sealing vertical block, the first sealing vertical block is sealingly connected between the connecting pressure ring and the guide block, the sealing horizontal block is sealingly connected between the rotating bottom disc and the connecting pressure ring, the rotating bottom disc is coaxially provided with a downward extending abutting vertical plate outside the guide block, the second sealing vertical block is sealingly connected between the abutting vertical plate and the connecting pressure ring, and the sealing horizontal block is pressed between the rotating bottom disc and the connecting pressure ring.

[0015] In the pollution-preventing washing and boiling washing machine, the upper end of the cylinder body is connected with a balance ring, the upper end of the water guide cover is coaxially sleeved outside the balance ring, the balance ring is connected with a sealing inner cover, the sealing inner cover is used for sealing the opening at the upper end of the cylinder body, the upper end of the outer box body is connected with an outer cover, and the upper end of the outer box body is provided with a controller. The balance ring is used for guaranteeing the balance of the cylinder body during rotation, the inner cover is arranged on the cylinder body, the air tightness of the cylinder body is further improved, the heat loss is reduced during washing and boiling, the heating efficiency of water in the cylinder body is further provided, the controller on the outer box body is protected, the damage of hot air to the controller is avoided, the water is guaranteed not to be thrown out from the opening at the upper end of the cylinder body during dehydration, the water tightness of the cylinder body during dehydration is improved, and the protection of the user is realized by arranging the inner cover on the cylinder body. The electric heater and the controller valve in the application are electrically connected with the controller on the outer box body.

[0016] In the pollution prevention washing and boiling washing machine, the sealing inner cover comprises an inner cover handle, an inner liner and an inner cover base, the inner cover base is detachably connected to the inner circumferential wall of the balance ring, the inner liner is connected to the upper end of the inner cover base, the inner cover handle is connected to the upper end of the inner liner, the inner liner and the inner cover base form a water inlet cavity, the inner cover base comprises a first arc-shaped plate inclined downward to the center along the circumference, the lowest point of the first arc-shaped plate is provided with a water inlet, the inner cover base is provided with a guide seat with a guide hole and a floating ball located in the guide hole and moving up and down along the guide hole, the guide hole is located above the water inlet, when the water inlet cavity has water, the floating ball is lifted by the buoyancy of water to open the water inlet, when the water inlet cavity has no water, the floating ball is lowered by gravity to close the water inlet, and the inner cover handle is used to take the sealing inner cover. In use, the sealing inner cover is first taken off the cylinder body through the inner cover handle, the clothes are put into the cylinder body, then the sealing inner cover is covered on the cylinder body, and the outer cover of the outer box body is covered, and the washing machine is started through the controller on the outer box body. First, when washing and filling water, the water flows into the water inlet cavity on the sealing base, under the action of the buoyancy of water, the floating ball rises to open the water inlet, the water flows into the cylinder body through the water inlet, after the water filling is completed, the floating ball is lowered to close the water inlet, and then the heating and boiling washing is started. In the process of heating and boiling washing, because the water inlet at the sealing inner cover of the cylinder body is closed, the high-temperature gas will not be lost through the water inlet at the sealing inner cover, the heating efficiency is improved, and damage to the controller is avoided, which protects the controller. And in the washing process, because the water inlet at the sealing inner cover of the cylinder body is closed, water will not splash out through the water inlet at the sealing cover, the water tightness in the washing process is increased. The pollution prevention washing and boiling washing machine is provided with a water outlet on the cylinder body, which is convenient for water discharge during dehydration, so that after the sealing inner cover is covered on the rotating drum, the gas can be lost through the water outlet on the cylinder body during high-temperature boiling washing, and the gas pressure in the rotating drum will not be too large to cause explosion. In addition, it should be noted that the sealing inner cover in the application is not only suitable for the pollution prevention washing and boiling washing machine, but also suitable for ordinary washing machines, and is also within the protection scope of the application. In the application, a plurality of water inlets are arranged on the upper end of the water inlet along the circumference, when the floating ball seals the water inlet, the water inlets are connected to the water inlet cavity and the inner side of the rotating drum, when the water in the water inlet cavity is insufficient to float the floating ball, the floating ball seals the water inlet, at this time, the water in the water inlet cavity can flow into the cylinder body through the water inlets on the upper end of the water inlet, avoiding water accumulation in the water inlet cavity. The guide seat in the application comprises a plurality of upward extending baffles arranged on the water inlet, the inner wall of the baffle abuts against the outer circumferential surface of the floating ball, the baffle limits the floating ball above the water inlet, and the guide hole is formed between the baffles.The first arc-shaped plate in the application is provided with a plurality of upward protruding flow guide strips at intervals around the water inlet, which improves the structural strength of the inner cover base and makes the water flow uniform and guide the water in the water inlet cavity to the water inlet. The inner liner in the application comprises a second arc-shaped plate that is inclined upward from the periphery to the center, thereby increasing the volume of the water inlet cavity and ensuring that the water in the water inlet cavity generates sufficient buoyancy to make the floating ball float up against gravity. The handle in the application comprises a handle part, a water injection part and a connecting part connected integrally, the handle part is abutted on the upper end of the inner liner, the handle part is used to take the sealed inner cover under stress, the water injection part is provided with a plurality of water inlet holes, the water inlet holes are respectively communicated with the water injection pipe on the outer box body and the water inlet cavity, the connecting part is used to connect with the inner cover base, when the sealed inner cover needs to be taken, the handle part on the inner cover handle can be used, which is convenient for taking. The upper end of the outer peripheral wall of the inner cover base is provided with a plurality of clamping grooves at intervals along the axial direction, the inner peripheral wall around the connecting part is provided with a plurality of clamping buckles at intervals along the axial direction, the clamping buckles correspond to the clamping grooves one by one, the clamping buckles are clamped with the clamping grooves, and the connection between the inner cover handle and the inner cover base is realized.

[0017] In the above-mentioned pollution-preventing washing and boiling washing machine, the inner cover handle and the inner liner are both provided with a plurality of water inlet holes communicated with the water inlet cavity, the outer box body is provided with a water inlet pipe, and the water inlet pipe is communicated with the water inlet holes. The water in the water inlet pipe enters the water inlet cavity of the sealed inner cover through the water inlet holes on the inner cover handle and the inner liner, and then flows into the cylinder through the water inlet at the inner cover base. In the application, a circular arc surface protruding upward is arranged at the center of the second arc-shaped plate, the water inlet holes on the inner liner are arranged at intervals around the second arc-shaped plate along the circumferential direction, and the second arc-shaped plate is provided with a plurality of flow guide grooves at intervals around the center along the circumferential direction, so that the water flowing to the inner liner flows downward along the second arc-shaped plate into the water inlet holes around the second arc-shaped plate, and then flows into the water inlet cavity from the water inlet holes, thereby avoiding water accumulation at the inner liner. The arrangement of the flow guide grooves ensures uniform water flow during water injection and improves the water injection effect. In the application, a water inlet hole is also arranged at the end of the flow guide groove away from the center of the second arc-shaped plate, which can avoid water accumulation in the flow guide groove during water injection.

[0018] In the above-mentioned pollution-preventing washing and boiling washing machine, the outer peripheral wall of the inner cover base is provided with a plurality of circular arc-shaped clamping blocks at intervals along the circumferential direction, the clamping blocks protrude away from the center along the radial direction, one side of the inner peripheral wall of the balance ring is provided with an abutment plate made of plastic material, and the clamping blocks are abutted on the lower end of the abutment plate. When the sealed inner cover needs to be taken, the inner cover handle is pulled upward to drive the inner cover base to move upward against the clamping force between the circular arc-shaped clamping blocks and the abutment plate, and the sealed inner cover is taken away from the balance ring at the upper end of the cylinder; when the sealed inner cover needs to be placed on the cylinder, the inner cover handle is pressed downward to drive the inner cover base to move downward, so that the circular arc-shaped clamping blocks on the inner cover base are clamped on the lower end of the abutment plate. The abutment plate made of plastic material has elasticity and can deform under stress, which facilitates the upward and downward movement of the circular arc-shaped clamping blocks under stress.

[0019] In the pollution-preventing washing machine, a driving mechanism is further included, which comprises a driving assembly, a driving shaft and a pulsator. The fixed seat is provided with a third through hole in the axial direction. The third through hole, the second through hole and the first through hole are coaxially arranged. The driving assembly is connected with the driving shaft. One end of the driving shaft is connected with the rotating bottom plate and the pulsator through the third through hole, the second through hole and the first through hole in sequence. The driving assembly drives at least one of the rotating bottom plate and the pulsator to rotate through the driving shaft. During washing, the driving assembly drives the pulsator to rotate through the driving shaft, so as to wash the clothes in the barrel. During dehydration, the driving assembly drives the rotating bottom plate to rotate through the driving shaft, so as to drive the barrel to rotate and dehydrate the clothes in the barrel. The driving assembly in the application is electrically connected with the controller on the outer box body. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The whole structure schematic diagram of one embodiment of the application;

[0021] Figure 2 The partial internal structure schematic diagram of one embodiment of the application;

[0022] Figure 3 The partial internal structure sectional view of one embodiment of the application Figure 1 ;

[0023] Figure 4 The partial internal structure sectional view of one embodiment of the application Figure 2 ;

[0024] Figure 5 The sectional view of the rotating barrel of one embodiment of the application;

[0025] Figure 6 The structure schematic diagram of the rotating bottom plate of one embodiment of the application;

[0026] Figure 7 The structure schematic diagram of the connecting pressure ring of one embodiment of the application;

[0027] Figure 8 The structure schematic diagram of the water sealing plate of one embodiment of the application;

[0028] Figure 9 The sectional structure schematic diagram of the sealing member of one embodiment of the application;

[0029] Figure 10 The sectional view of the balance ring and the sealing inner cover of one embodiment of the application;

[0030] Figure 11 The structure schematic diagram of the inner cover bottom plate of one embodiment of the application;

[0031] Figure 12 Part structure diagram of inner cover bottom disc of one embodiment of the present application;

[0032] Figure 13 Structure diagram of inner liner of one embodiment of the present application;

[0033] Figure 14 Structure diagram of inner cover handle of one embodiment of the present application;

[0034] Figure 15 Structure diagram of water leakage plate of one embodiment of the present application.

[0035] In the figure, 1 is an outer box body; 2 is a drain pipe; 3 is a rotating drum; 4 is a cylinder body; 5 is a water guide cover; 6 is a water outlet; 7 is a water guide cavity; 8 is a rotating bottom disc; 9 is a first through hole; 10 is a fixing seat; 11 is a water sealing plate; 12 is a water receiving cavity; 13 is a heating cavity; 14 is a sealing element; 15 is a second through hole; 16 is a first drain passage; 17 is a second drain passage; 18 is a connecting compression ring; 19 is a first sealing part; 20 is a second sealing part; 21 is a third sealing part; 22 is a guide block; 23 is a sealing groove; 24 is a first sealing vertical block; 25 is a sealing horizontal block; 26 is a second sealing vertical block; 27 is an abutting vertical plate; 28 is a connecting block; 29 is a connecting groove; 30 is a sealing ring; 31 is a balance ring; 32 is a sealing inner cover; 33 is an outer cover; 34 is a controller; 35 is an inner cover handle; 36 is an inner liner; 37 is an inner cover bottom disc; 38 is a water inlet cavity; 39 is a first arc-shaped plate; 40 is a water inlet; 41 is a guide hole; 42 is a guide seat; 43 is a floating ball; 44 is a water inlet hole; 45 is a water inlet pipe; 46 is a clamping block; 47 is an abutting plate; 48 is a driving assembly; 49 is a driving shaft; 50 is a pulsator; 51 is a third through hole; 52 is a heating component; 53 is an abutting block; 54 is a connecting edge; 55 is a clasp; 56 is a water inlet groove; 57 is a baffle; 58 is a flow guide strip; 59 is a second arc-shaped plate; 60 is a circular arc surface; 61 is a flow guide groove; 62 is a handle part; 63 is a water filling part; 64 is a connecting part; 65 is a clamping groove; 66 is a suspending rod; 67 is an elastic element; 68 is a water leakage plate; 69 is a water leakage hole; and 70 is a fourth through hole. DETAILED DESCRIPTION

[0036] The following are specific embodiments of the present application and further describe the technical solutions of the present application in conjunction with the accompanying drawings, but the present application is not limited to these embodiments.

[0037] As Figures 1-15The pollution-preventing washing machine comprises an outer box 1 provided with a drain pipe 2, a rotating drum 3 rotatably arranged in the outer box 1, the rotating drum 3 comprising a barrel 4 and a water guide cover 5, a plurality of water outlets 6 being arranged on the circumferential wall of the barrel 4, the water guide cover 5 being coaxially arranged outside the barrel 4, the upper end of the water guide cover 5 being higher than the water outlets 6, a water guide cavity 7 being formed between the barrel 4 and the water guide cover 5, liquid in the barrel 4 rising due to centrifugal force and entering the water guide cavity 7 through the water outlets 6, a rotating base 8 rotatably arranged in the outer box 1, the lower end of the barrel 4 being sealingly connected with the rotating base 8, the water guide cover 5 being connected with the rotating base 8 or the outer circumferential wall of the barrel 4, the rotating base 8 being provided with a first through hole 9 extending in the axial direction, a fixed seat 10 in the shape of a barrel, the lower part of the rotating base 8 and the lower end of the water guide cavity 7 being located in the fixed seat 10, a water sealing plate 11 being arranged in the fixed seat 10, the fixed seat 10 being divided into an upper water receiving cavity 12 and a lower heating cavity 13 by the water sealing plate 11, a heating component 52 of an electric heater being arranged in the heating cavity 13, the electric heater being connected to the lower end of the fixed seat 10, the rotating base 8 being located in the water receiving cavity 12, a tubular sealing member 14 being arranged between the first through hole 9 and the water receiving cavity 12, the upper end of the sealing member 14 being sealingly connected with the rotating base 8, the lower end of the sealing member 14 being rotatably sealingly connected with the water sealing plate 11, the water sealing plate 11 being provided with a second through hole 15, the first through hole 9 and the second through hole 15 being communicated, the fixed seat 10 being provided with a first drain passage 16 and a second drain passage 17, the first drain passage 16 being communicated with the water receiving cavity 12, the second drain passage 17 being communicated with the heating cavity 13, the second drain passage 17 being provided with a control valve for opening and closing the second drain passage 17, the first drain passage 16 and the second drain passage 17 being communicated with the drain pipe 2.

[0038] During washing, the second drain passage 17 is closed, water is injected into the barrel 4, the water flows into the heating cavity 13 through the first through hole 9 after flowing into the barrel 4, the water level rises after filling the heating cavity 13, the electric heater is started, the water is heated by the heating component 52 of the electric heater, when the heating component 52 is heated, there is a density difference between cold water and hot water, the cold water and the hot water generate convection at the first through hole 9, the water in the barrel is heated rapidly and uniformly, and the washing function is realized; during dehydration, the second drain passage 17 is opened, first, washing is drained, the water in the barrel is drained through the second drain passage and the drain pipe 2 (as shown by the solid arrow in Figure 3 the middle), then the clothes are dehydrated, the barrel rotates, the liquid in the barrel rising due to centrifugal force enters the water guide cavity 7 through the water outlets 6 and flows into the first drain passage 16 through the water receiving cavity 12, the liquid is drained through the first drain passage 16 and the drain pipe 2 (as shown by the solid arrow in Figure 3 the middle), achieving the purposes of canceling the water containing barrel, simplifying the structure, improving the capacity, reducing the breeding of dirt and bacteria, saving water and improving the dehydration effect.

[0039] The application separates the heating cavity 13 and the water receiving cavity 12 by arranging the water sealing plate 11 and the sealing element 14 in the dehydration fixing base 10, and the cylinder body 4 is communicated with the second drainage channel 17 only through the communicated first through hole 9 and the second through hole 15, which not only enhances the water sealing performance of the cylinder body 4, but also improves the air sealing performance of the cylinder body 4, realizes the pollution prevention, guarantees the rapid heating of the water temperature in the barrel body and realizes the boiling and washing function.

[0040] As some embodiments of the application, a plurality of hanging rods 66 are arranged on the upper end face of the fixing base 10 in a spaced and uniform manner, one end of the hanging rod 66 is connected with the top of the outer box body 1, and the side of the hanging rod 66 close to the fixing base 10 is connected with an elastic element 67, which plays a role of shock absorption. Specifically, the elastic element 67 is a spring, and other elastic elements can also be used.

[0041] As some embodiments of the application, the fixing base 10 is provided with a connecting block 28 in the circumferential direction, the lower end of the water sealing plate 11 is provided with a connecting groove 29 in the circumferential direction, the connecting groove 29 is connected with the connecting block 28, and a sealing ring 30 is arranged between the connecting groove 29 and the connecting block 28. The water sealing plate 11 is sealingly connected with the connecting block 28 of the rotating fixing base 10, so as to completely separate the heating cavity 13 and the water receiving cavity 12.

[0042] Further, the lower end of the rotating bottom disc 8 is connected with a tubular connecting pressure ring 18, the connecting pressure ring 18 is coaxially arranged with the first through hole 9, the water sealing plate 11 is sleeved outside the connecting pressure ring 18 through the second through hole 15, and the sealing element 14 is sealingly arranged between the water sealing plate 11 and the connecting pressure ring 18 and between the connecting pressure ring 18 and the rotating bottom disc 8. The side of the connecting pressure ring 18 abutting against the water sealing plate 11 is coated with sealing glue, the part of the sealing element 14 sealingly connected between the connecting pressure ring 18 and the rotating bottom disc 8 realizes the sealing connection between the connecting pressure ring 18 and the rotating bottom disc 8, the part of the sealing element 14 connected between the connecting pressure ring 18 and the water sealing plate 11 realizes the sealing connection between the connecting pressure ring 18 and the water sealing plate 11, the heating cavity and the water receiving cavity 12 are separated, it is guaranteed that the water cannot flow from the first through hole 9 into the water receiving cavity 12 and then flow out from the first drainage channel 16 through the water receiving cavity 12, and it is also guaranteed that the water cannot leak from the heater to the water receiving cavity 12. In the application, a water leakage plate 68 is coaxially arranged at the lower end of the first through hole 9, the periphery of the water leakage plate 68 is connected with the rotating bottom disc 8, a plurality of water leakage holes 69 are arranged on the water leakage plate 68 in a spaced and uniform manner in the circumferential direction, a fourth through hole 70 is further arranged on the water leakage plate 68, and one end of the driving shaft 49 can pass through the fourth through hole 70.

[0043] Further, the tubular sealing member 14 comprises a first sealing part 19, a vertical second sealing part 20 and a horizontal third sealing part 21 connected integrally, the lower end of the rotating base 8 is provided with downwardly extending guide blocks 22 around the first through hole 9, the connecting pressure ring 18 is sleeved outside the guide blocks 22 and connected with the guide blocks 22, the upper end of the connecting pressure ring 18 and the lower end of the rotating base 8 form a "H" shaped sealing groove 23, the vertical second sealing part 20 is sleeved outside the connecting pressure ring 18, the first sealing part 19 is sealingly connected at the sealing groove 23, and the lower end of the horizontal third sealing part 21 is sealingly connected with the water sealing plate 11. The sealing member 14 is sleeved outside the connecting pressure ring 18 through the second sealing part 20, the first connecting part 21 of the sealing member 14 is connected in the "H" shaped sealing groove 23, the sealing connection between the rotating base 8, the guide hole 41 and the connecting pressure ring 18 is realized, the lower end of the third connecting part 64 of the sealing member 14 is sealingly connected with the water sealing plate 11, and the separation between the heating cavity and the water receiving cavity 12 is realized.

[0044] Further, the first sealing part 19 is in the shape of "H" and comprises a first sealing vertical block 24, a sealing horizontal block 25 and a second sealing vertical block 26 connected, the first sealing vertical block 24 is sealingly connected between the connecting pressure ring 18 and the guide blocks 22, the sealing horizontal block 25 is sealingly connected between the rotating base 8 and the connecting pressure ring 18, the rotating base 8 is coaxially provided with a downwardly extending abutting vertical plate 27 outside the guide blocks 22, the second sealing vertical block 26 is sealingly connected between the abutting vertical plate 27 and the connecting pressure ring 18, and the sealing horizontal block 25 is tightly pressed between the rotating base 8 and the connecting pressure ring 18. The sealing member 14 is tightly pressed between the rotating base 8 and the connecting pressure ring 18 through the sealing horizontal block 25, the sealing member 14 is connected at the lower end of the rotating base 8, so that the sealing member 14 rotates together with the rotating base 8, and the third sealing part 21 of the sealing member 14 is sealingly connected with the water sealing plate 11. In the present application, a plurality of coaxially arranged abutting blocks 53 are arranged at the lower end of the third sealing part 21, the lower end surface of the abutting blocks 53 abuts against the water sealing plate 11, and the abutting blocks 53 realize the sealing between the sealing member 14 and the water sealing plate 11. In the present application, an inwardly extending connecting edge 54 is arranged at the lower end of the connecting pressure ring 18, the connecting edge 54 is connected with the lower end of the rotating base 8 through bolts, during installation, the connecting pressure ring 18 is sleeved outside the guide blocks 22, the connecting edge 54 at the lower end of the connecting pressure ring 18 abuts against the lower end of the guide blocks 22, and then the connecting edge 54 and the lower end of the rotating base 8 are connected through bolts, so that the first connecting part 21 of the sealing member 14 is tightly pressed between the connecting pressure ring 18 and the rotating base 8.

[0045] As some embodiments of the present application, the upper end of the cylinder 4 is connected with a balance ring 31, the upper end of the water guide cover 5 is coaxially sleeved outside the balance ring 31, the balance ring 31 is connected with a sealing inner cover 32, the sealing inner cover 32 is used for sealing the opening of the upper end of the cylinder 4, the upper end of the outer box body 1 is connected with an outer cover 33, and the upper end of the outer box body 1 is provided with a controller 34. The balance ring 31 is used for ensuring the balance of the cylinder 4 during rotation, the inner cover is arranged on the cylinder 4, the air tightness of the cylinder 4 is further improved, the heat loss is reduced during boiling and washing, the heating efficiency of water in the cylinder 4 is further provided, the protection of the controller 34 on the outer box body 1 is realized, the damage of hot gas to the controller 34 is avoided, the water is ensured not to be thrown out of the opening of the upper end of the cylinder 4 during dehydration, the water tightness of the cylinder 4 during dehydration is ensured, and the protection of the user is realized by arranging the inner cover on the cylinder 4. The electric heater and the controller 34 valve in the present application are electrically connected with the controller 34 on the outer box body 1.

[0046] Further, the sealing inner cover 32 comprises an inner cover handle 35, an inner liner 36 and an inner cover bottom plate 37, the inner cover bottom plate 37 is detachably connected to the inner circumferential wall of the balance ring 31, the inner liner 36 is connected to the upper end of the inner cover bottom plate 37, the inner cover handle 35 is connected to the upper end of the inner liner 36, the inner liner 36 and the inner cover bottom plate 37 form a water inlet cavity 38, the inner cover bottom plate 37 comprises a first arc-shaped plate 39 which is inclined downward to the center along the circumference, the lowest point of the first arc-shaped plate 39 is provided with a water inlet 40, the inner cover bottom plate 37 is provided with a guide seat 42 with a guide hole 41 and a floating ball 43 which is located in the guide hole 41 and moves up and down along the guide hole 41, the guide hole 41 is located above the water inlet 40, when the water inlet cavity 38 has water, the floating ball 43 rises to open the water inlet 40 by the buoyancy of water, when the water inlet cavity 38 has no water, the floating ball 43 descends to close the water inlet 40 by gravity, and the inner cover handle 35 is used to take the sealing inner cover 32. In use, first, the sealing inner cover 32 is taken off from the cylinder 4 through the inner cover handle 35, the clothes are put into the cylinder 4, then the sealing inner cover 32 is covered on the cylinder 4, and the outer cover 33 of the outer box body 1 is covered, and the washing machine is started through the controller 34 on the outer box body 1. First, when water is injected, the water flows into the water inlet cavity 38 on the sealing bottom plate, under the action of the buoyancy of water, the floating ball 43 rises to open the water inlet 40, the water flows into the cylinder 4 through the water inlet 40, after the water injection is completed, the floating ball 43 descends to close the water inlet 40 by gravity, then the heating and washing are started, in the process of heating and washing, because the water inlet 40 at the sealing inner cover 32 on the cylinder 4 is closed, the high-temperature gas cannot be lost through the water inlet 40 at the sealing inner cover 32, the heating efficiency is improved, and the damage to the controller 34 is avoided, and the controller 34 is protected. And in the washing process, because the water inlet 40 at the sealing inner cover 32 of the cylinder 4 is closed, the water cannot splash out through the water inlet 40 at the sealing cover inner, the water tightness in the washing process is increased. The washing and washing machine in the application is provided with the water outlet 6 on the cylinder 4, which is convenient for the water to be discharged during dehydration, so after the sealing inner cover 32 is covered on the rotating drum 3, during the high-temperature washing, the gas can be lost through the water outlet 6 on the cylinder 4, and the explosion caused by the excessive gas pressure in the rotating drum 3 is avoided. In addition, it should be noted that the sealing inner cover 32 in the application is not only suitable for the pollution-proof washing and washing machine in the application, but also suitable for ordinary washing machines, and all are within the protection scope of the application. In the application, a plurality of water inlets 56 are arranged on the upper end of the water inlet 40 in the circumferential direction, when the floating ball 43 seals the water inlet 40, the water inlets 56 connect the water inlet cavity 38 and the inner side of the rotating drum 3, when the water in the water inlet cavity 38 is insufficient to float the floating ball 43, the floating ball 43 seals the water inlet 40, at this time, the water in the water inlet cavity 38 can flow into the cylinder 4 through the water inlets 56 around the upper end of the water inlet 40, and the water accumulation in the water inlet cavity 38 is avoided.The guide seat 42 in the application comprises a plurality of upwardly extending baffles 57 arranged at intervals around the water inlet 40, the inner wall of the baffle 57 abuts against the outer circumferential surface of the floating ball 43, the baffle 57 limits the floating ball 43 above the water inlet 40, and the guide hole 41 is formed between the baffles 57. The first arc-shaped plate 39 in the application is provided with a plurality of upwardly protruding flow guide strips 58 arranged at intervals around the water inlet 40, which improves the structural strength of the inner cover bottom disc 37, makes the water flow uniform, and guides the water in the water inlet cavity 38 to the water inlet 40. The inner liner 36 in the application comprises a second arc-shaped plate 59 which is inclined upwardly towards the center along the circumference, thereby increasing the volume of the water inlet cavity 38 and ensuring that the water in the water inlet cavity 38 generates sufficient buoyancy to make the floating ball 43 float against gravity. The handle in the application comprises a handle part 62, a water filling part 63 and a connecting part 64 which are integrally connected, the handle part 62 abuts against the upper end of the inner liner 36, the handle part 62 is used for taking the sealing inner cover 32 under stress, the water filling part 63 is provided with a plurality of water inlet holes 44, the water inlet holes 44 are respectively communicated with the water filling pipe on the outer box body 1 and the water inlet cavity 38, and the connecting part 64 is used for connecting with the inner cover bottom disc 37. When the sealing inner cover 32 needs to be taken, the handle part 62 on the inner cover handle 35 can be used, which is convenient for taking.

[0047] Further, the inner cover handle 35 and the inner liner 36 are both provided with a plurality of water inlet holes 44 which are communicated with the water inlet cavity 38, and the outer box body 1 is provided with a water inlet pipe 45 which is communicated with the water inlet holes 44. The water in the water inlet pipe 45 enters the water inlet cavity 38 of the sealing inner cover 32 through the water inlet holes 44 on the inner cover handle 35 and the inner liner 36, and then flows into the barrel 4 through the water inlet 40 at the inner cover bottom disc 37. In the application, the center of the second arc-shaped plate 59 is provided with an upwardly protruding circular arc surface 60, the water inlet holes 44 on the inner liner 36 are arranged at intervals along the circumference around the second arc-shaped plate 59, and the second arc-shaped plate 59 is provided with a plurality of flow guide grooves 61 arranged at intervals along the circumference from the center thereof, which ensures that the water flowing to the inner liner 36 flows downward along the second arc-shaped plate 59 into the water inlet holes 44 around the second arc-shaped plate 59 from the water inlet holes 44, flows into the water inlet cavity 38 from the water inlet holes 44, avoids water accumulation at the inner liner 36, and ensures uniform water flow during water filling, thereby improving the water filling effect. In the application, the end of the flow guide groove 61 away from the center of the second arc-shaped plate 59 is also provided with a water inlet hole 44, which can avoid water accumulation in the flow guide groove 61 during water filling.

[0048] Further, the outer peripheral wall of the inner cover base 37 is provided with a plurality of arc-shaped clamping blocks 46 which are uniformly distributed in the circumferential direction and protrude away from the center of the circle in the radial direction. The inner peripheral wall of the balance ring 31 is provided with an abutting plate 47 made of plastic material. The clamping blocks 46 abut against the lower end of the abutting plate 47. When the sealing inner cover 32 needs to be removed, the inner cover handle 35 is pulled upward to drive the inner cover base 37 to move upward against the clamping force between the arc-shaped clamping blocks 46 and the abutting plate 47, so that the sealing inner cover 32 is removed from the balance ring 31 at the upper end of the cylinder 4. When the sealing inner cover 32 needs to be covered on the cylinder 4, the inner cover handle 35 is pressed downward to drive the inner cover base 37 to move downward, so that the arc-shaped clamping blocks 46 on the inner cover base 37 are clamped at the lower end of the abutting plate 47. The abutting plate made of plastic material is elastic and can be deformed under the extrusion force, so as to facilitate the upward and downward movement of the arc-shaped clamping blocks 46 under the force.

[0049] The anti-pollution washing and cooking machine further comprises a driving mechanism, which comprises a driving assembly 48, a driving shaft 49 and a pulsator 50. The fixed seat 10 is provided with a third through hole 51 which is axially through. The third through hole 51, the second through hole 15 and the first through hole 9 are coaxially arranged. The driving assembly 48 is connected with the driving shaft 49. One end of the driving shaft 49 sequentially passes through the third through hole 51, the second through hole 15 and the first through hole 9 and is connected with the rotating base 8 and the pulsator 50 respectively. The driving assembly 48 drives at least one of the rotating base 8 and the pulsator 50 to rotate through the driving shaft 49. During washing, the driving assembly 48 drives the pulsator 50 to rotate through the driving shaft 49, so as to wash the clothes in the cylinder 4. During dehydration, the driving assembly 48 drives the rotating base 8 to rotate through the driving shaft 49, so as to drive the cylinder 4 to rotate and dehydrate the clothes in the cylinder 4. The driving assembly 48 in the application is electrically connected with the controller 34 on the outer box 1.

[0050] The specific embodiments described herein merely exemplify the present application. Those skilled in the art can make various modifications or supplements to the described specific embodiments or use similar ways to replace them without departing from the scope defined by the present application.

Claims

1. A pollution-preventing washing machine, characterized in that, The utility model relates to a washing machine, which comprises: an outer box (1) provided with a drain pipe (2); a rotating drum (3) rotatably arranged in the outer box (1), the rotating drum (3) comprising a barrel (4) and a water guide cover (5), a plurality of water outlets (6) are arranged on the circumferential wall of the barrel (4) in the circumferential direction, the water guide cover (5) is coaxially arranged outside the barrel (4), the upper end of the water guide cover (5) is higher than the water outlets (6), a water guide cavity (7) is formed between the barrel (4) and the water guide cover (5), and the liquid in the barrel (4) rising due to centrifugal force enters the water guide cavity (7) through the water outlets (6); a rotating base plate (8) rotatably arranged in the outer box (1), the lower end of the barrel (4) is sealingly connected with the rotating base plate (8), the water guide cover (5) is connected with the rotating base plate (8) or the outer circumferential wall of the barrel (4), and the rotating base plate (8) is provided with a first through hole (9) extending in the axial direction; a barrel-shaped fixing seat (10), the lower part of the rotating base plate (8) and the lower end of the water guide cavity (7) are both located in the fixing seat (10), a water sealing plate (11) is arranged in the fixing seat (10), the fixing seat (10) is divided into an upper water receiving cavity (12) and a lower heating cavity (13) which are not connected with each other, a heating component (52) of an electric heater is arranged in the heating cavity (13), the electric heater is connected to the lower end of the fixing seat (10), the rotating base plate (8) is located in the water receiving cavity (12), a tubular sealing member (14) is arranged between the first through hole (9) and the water receiving cavity (12), the upper end of the sealing member (14) is sealingly connected with the rotating base plate (8), the lower end of the sealing member (14) is in rotating sealing cooperation with the water sealing plate (11), the water sealing plate (11) is provided with a second through hole (15), the first through hole (9) and the second through hole (15) are communicated, the fixing seat (10) is provided with a first drain passage (16) and a second drain passage (17), the first drain passage (16) is communicated with the water receiving cavity (12), the second drain passage (17) is communicated with the heating cavity (13), the second drain passage (17) is provided with a control valve for opening and closing the second drain passage (17), and the first drain passage (16) and the second drain passage (17) are both communicated with the drain pipe (2); a plurality of hangers (66) are uniformly arranged around the upper end surface of the fixing seat (10), one end of each hanger (66) is connected with the top of the outer box (1), and an elastic member (67) is connected to the side of each hanger (66) close to the fixing seat (10); during boiling and washing, the second drain passage (17) is closed, water is injected into the barrel (4), the water flows into the heating cavity (13) through the first through hole (9) after flowing into the barrel (4), the water level rises to fill the barrel (4) after the heating cavity (13) is filled, and then the electric heater is started to heat the water through the heating component (52) of the electric heater.

2. The anti-pollution boil-out washing machine according to claim 1, characterized in that, The fixed seat (10) is provided with connecting blocks (28) along the circumferential direction. The lower end of the water sealing plate (11) is provided with connecting grooves (29) along the circumferential direction. The connecting grooves (29) are connected to the connecting blocks (28), and a sealing ring (30) is provided between the connecting grooves (29) and the connecting blocks (28).

3. The anti-pollution boil-out washing machine according to claim 2, characterized in that, The lower end of the rotating chassis (8) is connected with a tubular connecting pressure ring (18). The connecting pressure ring (18) is coaxially arranged with the first through hole (9). The water sealing plate (11) is sleeved outside the connecting pressure ring (18) through the second through hole (15). The sealing member (14) is hermetically arranged between the water sealing plate (11) and the connecting pressure ring (18) and between the connecting pressure ring (18) and the rotating chassis (8).

4. The anti-pollution boil-out washing machine according to claim 3, characterized in that, The tubular sealing member (14) includes an integrally connected first sealing portion (19), a vertical second sealing portion (20) and a horizontal third sealing portion (21). The lower end of the rotating chassis (8) is provided with downwardly extending guiding blocks (22) around the first through hole (9). The connecting pressure ring (18) is sleeved outside the guiding blocks (22) and connected to the guiding blocks (22). A "冂"-shaped sealing groove (23) is formed between the upper end of the connecting pressure ring (18), the guiding blocks (22) and the lower end of the rotating chassis (8). The vertical second sealing portion (20) is sleeved outside the connecting pressure ring (18). The first sealing portion (19) is hermetically connected at the sealing groove (23). The lower end of the horizontal third sealing portion (21) is rotationally sealed with the water sealing plate (11).

5. The anti-pollution boil-out washing machine according to claim 4, characterized in that, The first sealing portion (19) is in the shape of a "冂", and includes connected first sealing vertical blocks (24), a sealing horizontal block (25) and second sealing vertical blocks (26). The first sealing vertical blocks (24) are hermetically connected between the connecting pressure ring (18) and the guiding blocks (22). The sealing horizontal block (25) is hermetically connected between the rotating chassis (8) and the connecting pressure ring (18). The rotating chassis (8) is coaxially provided with a downwardly extending abutting vertical plate (27) outside the guiding blocks (22). The second sealing vertical blocks (26) are hermetically connected between the abutting vertical plate (27) and the connecting pressure ring (18). The sealing horizontal block (25) is pressed between the rotating chassis (8) and the connecting pressure ring (18).

6. The anti-pollution boil-out washing machine according to claim 2, characterized in that, The upper end of the cylinder body (4) is connected with a balance ring (31). The upper end of the water guiding cover (5) is coaxially sleeved outside the balance ring (31). A sealing inner cover (32) is connected to the balance ring (31). The sealing inner cover (32) is used to seal the opening at the upper end of the cylinder body (4). The upper end of the outer box body (1) is connected with an outer cover (33). A controller (34) is provided at the upper end of the outer box body (1).

7. The anti-pollution boil-out washing machine according to claim 6, characterized in that, The sealing inner cover (32) includes an inner cover handle (35), an inner liner (36) and an inner cover bottom plate (37), the inner cover bottom plate (37) is detachably connected on the inner circumferential wall of the balance ring (31), the inner liner (36) is connected on the upper end of the inner cover bottom plate (37), the inner cover handle (35) is connected on the upper end of the inner liner (36), the inner liner (36) and the inner cover bottom plate (37) form a water inlet cavity (38), the inner cover bottom plate (37) includes a first arc-shaped plate (39) inclined downward to the center along the circumference, the lowest point of the first arc-shaped plate (39) is provided with a water inlet (40), the inner cover bottom plate (37) is provided with a guide seat (42) with a guide hole (41) and a floating ball (43) located in the guide hole (41) and moving up and down along the guide hole (41), the guide hole (41) is located above the water inlet (40), when the water inlet cavity (38) has water, the floating ball (43) is lifted by the buoyancy of water to open the water inlet (40), when the water inlet cavity (38) has no water, the floating ball (43) is lowered by gravity to close the water inlet (40), the inner cover handle (35) is used to take the sealing inner cover (32).

8. The anti-pollution boil-out washing machine according to claim 7, characterized in that, The inner cover handle (35) and the inner liner (36) are both provided with a plurality of water inlet holes (44) communicating with the water inlet cavity (38), the outer box body (1) is provided with a water inlet pipe (45), the water inlet pipe (45) communicates with the water inlet hole (44).

9. The anti-pollution boil-out washing machine according to claim 8, characterized in that, The outer circumferential wall of the inner cover bottom plate (37) is provided with a plurality of arc-shaped clamping blocks (46) uniformly distributed along the circumference, the clamping blocks (46) are protruded away from the center of the circle along the radial direction, one side of the inner circumferential wall of the balance ring (31) is provided with an abutting plate (47), the abutting plate (47) is made of plastic material, the clamping blocks (46) abut on the lower end of the abutting plate (47).

10. The anti-pollution boil-out washing machine according to claim 1, characterized in that, Further comprising a driving mechanism, which includes a driving assembly (48), a driving shaft (49) and a pulsator (50), the fixed seat (10) is provided with an axially through third through hole (51), the third through hole (51), the second through hole (15) and the first through hole (9) are coaxially arranged, the driving assembly (48) is connected with the driving shaft (49), one end of the driving shaft (49) sequentially passes through the third through hole (51), the second through hole (15) and the first through hole (9) and is connected with the rotating bottom plate (8) and the pulsator (50) respectively, the driving assembly (48) drives at least one of the rotating bottom plate (8) and the pulsator (50) to rotate through the driving shaft (49).

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