CN114808397A

CN114808397A - Water-saving device of automatic washing machine

Info

Publication number: CN114808397A
Application number: CN202210635261.5A
Authority: CN
Inventors: 校文超; 云霄; 寇文龙; 王子辰; 岳�文
Original assignee: China University of Geosciences Beijing
Current assignee: China University of Geosciences Beijing
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-07-29
Anticipated expiration: 2042-06-07
Also published as: CN114808397B

Abstract

The invention belongs to the technical field of washing machines, and provides a water-saving device of an automatic washing machine, which is arranged between a rotary drum and a washing machine shell and comprises a sewage tank, a purified water tank and a purification assembly, wherein the sewage tank and the purified water tank are arc-shaped water tanks and are symmetrically arranged on two sides of the rotary drum, the purification assembly is connected between the sewage tank and the purified water tank, the purification assembly comprises a dehydration assembly, a collection assembly, a dehydration motor and a filter, a filter screen for separating mud and water is arranged in the dehydration assembly, the dehydration assembly is connected with the dehydration motor, the dehydration assembly is also provided with a sewage inlet, a water outlet and a sludge discharge port, the sewage inlet is connected with the sewage tank, the water discharge port is connected with the purified water tank through the filter, and the sludge discharge port is connected with the collection assembly. The invention can purify the sewage after the clothes of the washing machine are dried, separate out the clothes fluff, dirt and the like in the sewage, collect and reuse the purified water and realize the water-saving function.

Description

Water-saving device of automatic washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a water-saving device of an automatic washing machine.

Background

The automatic washing machine is simple to operate, convenient and fast, and becomes one of main household appliances in normal life of people, and the automatic washing machine is mainly divided into a pulsator washing machine and a drum washing machine, the drum washing machine is deeply favored by users due to small abrasion to clothes and water saving compared with the pulsator washing machine, but in the working process, for higher cleaning rate, the clothes need to be washed and rinsed for multiple times, one-time use still causes consumption of a large amount of water resources, sewage discharged after the clothes are dried contains detergent, lint of the clothes, dirt and the like, the washed sewage cannot be reused, the sewage is directly discharged into a sewer, the lint, the dirt and the like are easily attached to a floor drain washing machine, the sewer is easily blocked, and peculiar smell is generated.

Therefore, the invention needs to invent a water-saving device of an automatic washing machine, which has simple structure, does not need to greatly reform the prior drum-type washing machine, and can purify and reuse the sewage discharged after the clothes are dried.

Disclosure of Invention

In view of the above, the present invention is directed to a water saving device for an automatic washing machine, which can solve the above technical problems in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the utility model provides an automatic washing machine water saving fixtures, sets up between cylinder and washing machine casing, includes sewage case, clean water tank and purification subassembly, the sewage case with the clean water tank is the arc water tank, and the symmetry sets up in the cylinder both sides, the sewage case with be connected with between the clean water tank and purify the subassembly, it includes dehydration subassembly, collection subassembly, dehydration motor and filter to purify the subassembly, the inside filter screen that is used for carrying out the separation with muddy water that is provided with of dehydration subassembly, the dehydration subassembly with the dehydration motor is connected, the dehydration subassembly still is provided with sewage entry, outlet and mud discharge mouth, sewage entry connection the sewage case, the outlet passes through the filter and connects the clean water tank, the mud discharge mouth is connected the collection subassembly.

Further, the dehydration subassembly includes shell, end cover, hob, the shell is conical, the end cover lock is at the less one end tip of shell diameter, the end cover can be dismantled with the shell and be connected, the hob wears to establish in the shell, one end and end cover rotatable coupling, and the other end passes the shell and is connected with dehydration motor drive, the filter screen sets up between hob and shell, the filter screen is cylindrical, the filter screen the hob with the coaxial setting of shell.

Further, the outlet is seted up the shell is kept away from the one end of end cover, the mud discharging port is seted up the shell is close to the one end of end cover, the mud discharging port passes the shell and communicates with the inside cavity of filter screen, the sewage entry is seted up the shell is kept away from the one end of end cover, the sewage entry passes the shell and communicates with the inside cavity of filter screen.

Further, collect the subassembly including collecting the shell and collecting the storehouse, collect the storehouse and insert and establish in collecting the shell, with collect shell slidable connection, collect shell lower part equipartition and laid the heater strip, collect shell upper portion and seted up the mud entry, mud entry and mud discharge opening intercommunication, it is provided with the handle to collect the storehouse outside.

Furthermore, the sewage case includes the puddler, the puddler is provided with two, and two puddlers intervals wear to establish in the sewage case, and one of them puddler is located the outer one end of sewage case and is provided with driving pulley, and the outer one end of another puddler is located the sewage case sets up driven pulley, driving pulley with driven pulley passes through belt drive and connects.

Furthermore, the outside circumference of puddler is provided with two spiral areas, two spiral area antiparallel arrangement, be provided with a plurality of connecting rods along axial equipartition interval on the puddler, every the connecting rod radially passes the puddler, every the connecting rod both ends are connected with two spiral areas respectively.

Further, a flocculating agent injector is arranged on the upper portion of the sewage tank, a sewage outlet is formed in the lower portion of the sewage tank, and the sewage outlet is communicated with the sewage inlet.

Furthermore, a purified water inlet is formed in the upper portion of the purified water tank, the purified water inlet is connected with the filter, a booster water pump is arranged between the purified water inlet and the filter, and a drain valve is arranged between the filter and the water outlet.

Furthermore, the screw rod is provided with a helical blade, and the helical blade is of a variable-pitch structure.

Compared with the prior art, the water-saving device of the automatic washing machine has the following advantages that:

(1) the water-saving device of the automatic washing machine is simple in structure and light in weight design, large-scale modification of the existing drum-type washing machine in the market is not needed, the sewage generated after clothes are dried in the washing machine can be purified, clothes lint, detergent, dirt and the like in the sewage are separated, the purified water is collected and reused, the water-saving function is realized, the adhesion of floc to a floor drain of the washing machine is reduced, a sewer is not easily blocked, peculiar smell is not easily generated, and the use effect of the washing machine is better;

(2) the sewage tank and the water purification tank are arc-shaped and are symmetrically arranged on two sides of the roller, so that the space is saved, the large-capacity water storage function is realized, the stability of a machine body is ensured, two stirring rods in the sewage tank are connected through belt transmission to realize synchronous rotation, sewage in the whole sewage tank can be uniformly stirred, the reaction of a flocculating agent with a detergent and stains is accelerated, the purification rate is improved, larger flocculates are scattered to prevent the blockage of a pipeline, the stirring rods are of an anti-parallel double-spiral structure, the stirring process is more stable, the machine body cannot vibrate during high-speed operation, turbulence is smaller, and low-frequency noise is smaller;

(3) the shell of the dewatering component is conical, the filter screen is cylindrical, a space for filtering water is formed by utilizing the structures of the filter screen and the conical shell, the water outlet is formed in one end with a larger diameter of the conical shell, so that the collection of filtered sewage is facilitated, the sewage can conveniently flow into the water outlet, the detachable arrangement of the end cover can facilitate later-stage disassembly, the filter screen can be cleaned regularly, the dewatering and filtering efficiency is ensured, the variable-pitch design of the helical blades generates dewatering and conveying effects, the filtering of the sewage is accelerated, and floccules are collected;

(4) the collecting bin can collect flocculate, the heating wires are uniformly laid at the bottom of the collecting shell, the collected flocculate is dried, the volume of the collecting bin is reduced, the collecting bin is convenient to collect and treat, the collecting bin is connected with the collecting shell in a sliding mode, the collecting bin is convenient to disassemble, and the flocculate is convenient to clean.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:

FIG. 1 is a schematic view illustrating an installation position of a water saving device of an automatic washing machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a water saving device of an automatic washing machine according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a stirring rod according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the internal structure of a dewatering assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of a screw according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a collecting assembly according to an embodiment of the present invention.

Description of reference numerals:

1. a rear housing; 2. a front housing; 3. a drum; 4. a sewage tank; 41. a flocculant injector; 42. a stirring rod; 421. a first helical band; 422. a second helical band; 423. a connecting rod; 43. a stirring motor; 44. a driving pulley; 45. a belt; 46. a driven pulley; 47. a sewage outlet; 5. a water purifying tank; 51. a purified water inlet; 6. a purification assembly; 61. a dewatering assembly; 611. a housing; 612. a filter screen; 613. a sewage inlet; 614. a screw rod; 615. a water outlet; 616. a sludge discharge port; 617. an end cap; 618. a helical blade; 62. a dewatering motor; 63. a collection assembly; 631. collecting the shells; 632. a collection bin; 633. heating wires; 634. a sludge inlet; 635. a handle; 64. a filter; 65. a booster water pump; 66. and (4) draining the water valve.

Detailed Description

It should be noted that the descriptions relating to "first", "second", "upper", "lower", "left", "right", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, the definition of "first" or "second" feature may explicitly or implicitly include at least one such feature. The terms "upper", "lower", and the like are based on the actual placement of the washing machine, and the technical solutions of the embodiments can be combined with each other, but it is necessary to be based on the realization of those skilled in the art, and the technical solutions of the embodiments can be combined while remaining within the protection scope of the present invention.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Detailed description of the preferred embodimentsfor the embodiment shown in fig. 1-6, an automatic washing machine water saving device is provided between a drum 3 and a washing machine housing, the washing machine housing includes a front housing 2 and a rear housing 1, the front housing 2 is fastened to the rear housing 1, the automatic washing machine water saving device includes a foul water tank 4, a clean water tank 5 and a purifying assembly 6, the foul water tank 4 and the clean water tank 5 are arc water tanks and are symmetrically arranged at both sides of the drum 3, the purifying assembly 6 is arranged at the lower part of the drum 3, the purifying assembly 6 is connected between the foul water tank 4 and the clean water tank 5, the purifying assembly 6 includes a dewatering motor 62, a dewatering assembly 61, a collecting assembly 63 and a filter 64, the input end of the dewatering assembly 61 is connected with the foul water tank 4, the dewatering assembly 61 is connected with the dewatering motor 62, the dewatering assembly 61 can realize mud-water separation under the driving of the dewatering motor 62, and the discharged water enters the clean water tank 5 through the filter 64, in dewatering component 61 exhaust mud got into collection component 63, should set up and save space, and exhaust sewage was collected when the function can spin-dry with cylinder 3 to sewage case 4 intercommunication cylinder 3, and water storage after purification component 6 purifies can be got up with purifying to water purification case 5, and large capacity water storage is all realized to two water tanks to guarantee that the fuselage is stable.

Further, the sewage tank 4 comprises two stirring rods 42, the two stirring rods 42 are arranged, the two stirring rods 42 penetrate through the sewage tank 4 at intervals and extend from one end facing the front shell 2 to one end of the rear shell 1, the two stirring rods 42 are arranged in parallel, one end, located outside the sewage tank 4, of one stirring rod 42 is provided with a driving pulley 44, the end portion of the stirring rod 42 is connected with a stirring motor 43, one end, located outside the sewage tank 4, of the other stirring rod 42 is provided with a driven pulley 46, the driving pulley 44 and the driven pulley 46 are in transmission connection through a belt 45, the stirring motor 43 drives one stirring rod 42 to rotate, and the other stirring rod 42 is driven to synchronously rotate through the belt 45;

furthermore, a first spiral belt 421 and a second spiral belt 422 are arranged outside the stirring rod 42, the first spiral belt 421 and the second spiral belt 422 are arranged in an anti-parallel manner to form a double-spiral structure, a plurality of connecting rods 423 are uniformly and axially arranged on the stirring rod 42 at intervals, each connecting rod 423 radially penetrates through the stirring rod 42, and two ends of each connecting rod 42 are respectively connected with the first spiral belt 421 and the second spiral belt 422, so that the stirring process is more stable, the machine body cannot vibrate during high-speed operation, and turbulence is less due to the unique spiral belt design when the unique spiral belt operates in water, so that low-frequency noise is less;

further, the upper portion of the sewage tank 4 is provided with a flocculating agent injector 41, the flocculating agent injector 41 is connected with a detergent adding box on the upper portion of the front shell 2 through a pipeline, flocculating agents can be supplemented conveniently and timely, the flocculating agents can react with detergents, stains, flocs and the like in sewage, a sewage outlet 47 is formed in the lower portion of the sewage tank 4, the sewage outlet 47 is connected with the dewatering component 61 through a pipeline, and sewage with flocs is discharged into the dewatering component 61.

Further, the upper part of the purified water tank 5 is provided with a purified water inlet 51, the purified water inlet 51 is connected with a filter 64 through a pipeline, a booster water pump 65 is arranged between the purified water inlet 51 and the filter 64, and the booster water pump 65 can provide pressure to pump purified water into the purified water tank 5.

Further, the dewatering component 61 includes a shell 611, an end cap 617, a screw rod 614 and a filter screen 612, the shell 611 is conical, the diameter of one end of the shell 611 is larger than that of the other end, the end cap 617 is fastened to the end of the shell 611 with smaller diameter, the end cap 617 is detachably connected to the shell 611, the screw rod 614 is inserted into the shell 611, the filter screen 612 for separating mud and water is disposed inside the dewatering component 61 and between the screw rod 614 and the shell 611, the filter screen 612 is cylindrical, a cavity for filtering sludge is formed inside, a plurality of holes for water to pass through are uniformly disposed on the filter screen 612, the screw rod 614 and the shell 611 are coaxially disposed, one end of the filter screen 612 is inserted into the end cap 617, a space for filtering water is formed between the filter screen 612 and the shell 611, when the dewatering component 61 is disposed, the screw rod 614 is horizontally disposed, one end of the screw rod 614 is rotatably connected to the end cap 617, the other end of the spiral rod 614 penetrates through the shell 611 to be in driving connection with the dewatering motor 62, the spiral blade 618 is arranged on the spiral rod 614, the spiral blade 618 is of a variable-pitch structure, the pitch of the spiral blade 618 gradually decreases from one end connected with the dewatering motor 62 to one end connected with the end cover 617, the dewatering component 61 is also provided with a sewage inlet 613, a water outlet 615 and a sludge discharge port 616, the sewage inlet 613 is connected with the sewage outlet 47 of the sewage tank 4, the water outlet 615 is connected with the purified water tank 5 through a filter 65, a water discharge valve 64 is further arranged between the water outlet 615 and the filter 65, the water discharge valve 64 can control the on-off of the water flow of the water outlet 615, and the sludge discharge port 616 is connected with the collecting component 63; the drainage port 615 is arranged at one end of the shell 611 far away from the end cover 617, the sludge discharge port 616 is arranged at one end of the shell 611 close to the end cover 617, the sludge discharge port 616 penetrates through the shell 611 and is communicated with the inner cavity of the filter screen 612, the sewage inlet 613 is arranged at one end of the shell 611 far away from the end cover 617, the sewage inlet 613 penetrates through the shell 611 and is communicated with the inner cavity of the filter screen 612, dewatering and conveying effects are generated, filtering effect of sewage is accelerated, flocculate is fed into the collecting assembly 63, due to the structural arrangement of the shell 611, water flows into one end with a larger diameter from one end with a smaller diameter, filtered sewage is collected conveniently, and the sewage is discharged through the drainage port 615, the end cover 617 can support the screw rod 614 and the filter screen 612, and the filter screen 612 can be detached and cleaned, so that blockage is prevented, and filtering efficiency is guaranteed.

Further, collect subassembly 63 including collecting shell 631 and collecting storehouse 632, collect storehouse 632 and insert and establish in collect shell 631, with collect shell 631 slidable connection, collect the equipartition of shell 631 lower part and laid heater strip 633, heater strip 633 lay the method or for returning the style of calligraphy or snakelike, can increase drying area, reduce its area after the flocculation thing is dry, and be convenient for collect the processing, collect shell 631 upper portion and seted up mud inlet 634, mud inlet 634 and mud discharge port 616 intercommunication, collect the outside handle 635 that is provided with of storehouse 632, the hole groove has been seted up to 2 lower parts of procapsid, this hole groove and collection storehouse 632 cooperation, make and collect storehouse 632 and can pass through, can collect the interior flocculation thing of collecting in the storehouse 632 in time clear up like this.

Further, filter 65 sets up to detachable construction filter core and filter core box structure, and the inside packing of filter core has active carbon, pottery or other materials, can improve the purification rate to the sewage secondary purification of separating out flocculate, and the filter core can be dismantled and can regularly change assurance purification performance.

It should be noted that the lower portion of the foul water tank 4 is further provided with a discharge port for discharging water directly into the sewer pipe, and the foul water is selectively discharged directly or purified and stored in the clean water tank 5.

In the working process of the drum-type automatic washing machine, when the drainage operation is carried out after the washing or rinsing is detected to be finished, sewage discharged from the drum 3 is guided into the sewage tank 4, meanwhile, a flocculating agent is injected into the sewage tank 4 through the flocculating agent injector 41, the stirring motor 43 is started and drives the stirring rod 42 to start working, the reaction of dirt, floc and washing liquid in the sewage is accelerated, the large floc is scattered to avoid blocking a pipeline, after the flocculation reaction is finished, the drain valve 66 is opened, the booster water pump 65 is started to promote the sewage to be discharged into the dewatering device 61 from the sewage tank 4, the dewatering motor 62 is started to drive the screw rod 614 to work, the screw rod 614 with variable pitch carries out compression and dewatering on the floc, the dewatered sludge is conveyed through the sludge discharge port 616 to be collected in the collecting component 63, and the purified water enters the filter 65 through the water discharge port 615 to be purified, then enters the purified water tank 5 for storage, waits for reuse, simultaneously the heating wire 633 in the collecting shell 631 starts to work, the flocculate falling into the collecting bin 632 is dried, and the collecting bin 632 is opened after drying to clean the flocculate.

The device simple structure, the lightweight design, can install on current drum type washing machine basis, need not carry out extensive repacking to current drum type washing machine in the market, can carry out the sewage after the clothing spin-dries to washing machine and carry out purification treatment, and with clothing batting in the sewage, detergent, dirt etc. isolate out the stoving and collect, collect the water after will purifying and carry out reuse, realize the water conservation function, the adhesion of flocculation thing to the washing machine floor drain has been reduced, difficult jam sewer, difficult production peculiar smell, washing machine result of use is better.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention.

Claims

1. The utility model provides an automatic washing machine water saving fixtures, sets up between cylinder and washing machine casing, its characterized in that, including sewage case, water purification case and purification subassembly, the sewage case with the water purification case is the arc water tank, and the symmetry sets up in the cylinder both sides, the sewage case with be connected with the purification subassembly between the water purification case, the purification subassembly includes dehydration subassembly, collection subassembly, dehydration motor and filter, the inside filter screen that is used for carrying out the separation with muddy water that is provided with of dehydration subassembly, the dehydration subassembly with the dehydration motor is connected, the dehydration subassembly still is provided with sewage entry, outlet and mud discharge mouth, the sewage entry is connected the sewage case, the outlet passes through the filter and connects the water purification case, the mud discharge mouth is connected the collection subassembly.

2. The water saving device of an automatic washing machine according to claim 1, characterized in that: the dehydration subassembly includes shell, end cover, hob, the shell is conical, the end cover lock is at the less one end tip of shell diameter, the end cover can be dismantled with the shell and be connected, the hob wears to establish in the shell, one end and end cover rotatable coupling, and the other end passes the shell and is connected with dehydration motor drive, the filter screen sets up between hob and shell, the filter screen is cylindrical, the filter screen the hob with the coaxial setting of shell.

3. The water saving device of an automatic washing machine according to claim 2, characterized in that: the water outlet is formed in one end, far away from the end cover, of the shell, the sludge discharge port is formed in one end, close to the end cover, of the shell, the sludge discharge port penetrates through the shell and is communicated with the inner cavity of the filter screen, the sewage inlet is formed in one end, far away from the end cover, of the shell, and the sewage inlet penetrates through the shell and is communicated with the inner cavity of the filter screen.

4. The water saving device of an automatic washing machine according to claim 3, characterized in that: the collecting component comprises a collecting shell and a collecting bin, the collecting bin is inserted into the collecting shell and is connected with the collecting shell in a sliding mode, heating wires are uniformly distributed on the lower portion of the collecting shell, a sludge inlet is formed in the upper portion of the collecting shell and communicated with a sludge discharge port, and a handle is arranged outside the collecting bin.

5. The water saving device of an automatic washing machine according to claim 1, characterized in that: the sewage case includes the puddler, the puddler is provided with two, and two puddlers intervals wear to establish in the sewage incasement, and one of them puddler is located the outer one end of sewage case and is provided with driving pulley, and the outer one end of another puddler is located the sewage case sets up driven pulley, driving pulley with driven pulley passes through belt transmission and connects.

6. The water saving device of an automatic washing machine according to claim 5, wherein: the outside circumference of puddler is provided with two spiral strips, two spiral strip reverse parallel arrangement, be provided with a plurality of connecting rods along axial equipartition interval on the puddler, every the connecting rod radially passes the puddler, every the connecting rod both ends are connected with two spiral strips respectively.

7. The water saving device of an automatic washing machine according to claim 1, characterized in that: the upper part of the sewage tank is provided with a flocculating agent injector, the lower part of the sewage tank is provided with a sewage outlet, and the sewage outlet is communicated with the sewage inlet.

8. The water saving device of an automatic washing machine according to claim 1, characterized in that: a purified water inlet is formed in the upper portion of the purified water tank and connected with the filter, a booster water pump is arranged between the purified water inlet and the filter, and a drain valve is arranged between the filter and the water outlet.

9. The water saving device of an automatic washing machine according to claim 2, characterized in that: the spiral rod is provided with spiral blades which are of a variable-pitch structure.