CN1138117A - washing machine - Google Patents

Abstract

A washing machine, a pulsator is arranged at the inner bottom of the washing/dehydrating tub with an upper opening, and the washing water is guided to the middle of the height direction of the side wall of the washing/dehydrating tub through the pump action of the pulsator, and the The spray outlet at the upper part of the circulating water channel sprays toward the center of the washing/dehydrating tub. The washing water sprayed from the spray port can spray the washing/spinning tub over a large area. Since the wash water can be poured into the entire laundry from above, uneven washing will not occur even when the water level is low, and water and detergent can be saved.

Description

washing machine

The present invention relates to a washing machine which sprays washing liquid onto laundry in a washing tub for washing.

The traditional washing method, taking the pulsator washing machine as an example, is to put the clothes into the washing/dehydration bucket with the pulsator at the bottom, put in a specified amount of water and detergent, and stir the clothes and washing liquid by rotating the pulsator. , The dirt is removed by the mutual friction of the clothes and the friction between the clothes and the inner wall of the washing/dehydrating bucket and the pulsator.

When using this type of traditional pulsator washing machine, due to the different types of clothes, the surface of the clothes will be fluffed and frayed due to friction, or the clothes will be elongated and deformed due to mutual entanglement, causing damage to the clothes.

Moreover, in order to uniformly remove the dirt of the laundry, there needs to be enough washing liquid so that all the laundry is immersed in the washing liquid, and a large amount of water and detergent are used.

The present invention is to solve the above-mentioned problems, and its first purpose is to spray the washing water (washing liquid or rinsing liquid) into the washing tub in a large-area spraying manner, and inject the washing water into the entire laundry from above, Even if the water level is low during washing or rinsing, uneven washing and uneven rinsing do not occur, and water and detergent can be saved.

The second object of the present invention is to prevent the rotation of the pulsator from directly agitating the laundry by placing the laundry on the net for loading the laundry, and inject washing water (washing liquid or rinse liquid) into the entire laundry on the net from above. , and let the wash water pass through the inside of the laundry to remove dirt and rinse without damaging the clothes.

The third object of the present invention is to prevent the rotation of the pulsator from directly agitating the laundry by placing the laundry on the net for loading the laundry, and inject washing water (washing liquid or rinse liquid) into the entire laundry on the net from above. , and let the washing water pass through the inside of the laundry, the dirt can be evenly removed and rinsed with less water without damaging the clothes, saving water and detergent.

A fourth object of the present invention is to inject washing water (washing liquid or rinsing liquid) into the entire laundry by forming the spout in a substantially horizontal slit shape, thereby uniformly removing dirt and rinsing.

The fifth object of the present invention is to form a slit in the horizontal direction of the spray outlet, and the two ends are wider than the center, so that the washing water (washing liquid or rinse liquid) can be sprayed after being widened along the washing tub, and Injects the entire laundry, removes dirt and rinses evenly.

The sixth object of the present invention is to form a slit shape in the horizontal direction of the discharge port, and provide cutouts at both ends, so that the washing water (washing liquid or rinsing liquid) can be sprayed out after being widened along the washing tub, and Injects the entire laundry, removes dirt and rinses evenly.

A seventh object of the present invention is to change the spray form of washing water (washing liquid or rinsing liquid) by controlling the reversal timing of the pulsator.

An eighth object of the present invention is to pour the washing water into the entire laundry from above without missing a mark by sequentially changing the spraying distance of the washing water (washing liquid or rinsing liquid).

A ninth object of the present invention is to realize a detergent dissolving course and a foam suppressing course by changing the spraying amount and the number of spraying of washing water (washing liquid or rinse liquid).

The tenth object of the present invention is to prevent the circulating water channel from obstructing the rotation of the laundry and ensure the cleaning performance.

In order to achieve the above-mentioned first object, the first technical solution of the present invention is a washing machine, which has a pulsator arranged at the inner bottom of the washing/dehydrating bucket opened above, and the washing machine is pumped by the pump action when the pulsator rotates. The clean water is guided to the circulating channel in the middle of the height of the side wall of the washing/dehydrating tub, and the spray outlet is provided on the upper part of the circulating channel and sprays the washing water to the center of the washing/dehydrating tub, and can be sprayed over a large area. Aspect The washing water is sprayed substantially horizontally from the spray port into the washing/spinning tub.

In order to achieve the above-mentioned second object, the second technical solution of the present invention is to arrange a net for carrying laundry in the washing/dehydrating tub so that it can be substantially submerged by the washing water sprayed from the spray port.

In order to achieve the above-mentioned third object, the third technical solution of the present invention is a washing machine, which has a pulsator arranged at the inner bottom of the washing/dehydrating bucket opened above, and the washing machine is pumped by the action of the pump when the pulsator rotates. The clean water is guided to the circulating water channel in the middle of the height of the side wall of the washing/dehydrating tub, the spray outlet provided on the upper part of the circulating water channel and sprays the washing water to the center of the washing/dehydrating tub, The height direction of the side wall of the tub is substantially horizontally provided with a net for carrying laundry, and the water level is between the height direction of the net and the spray outlet.

In order to achieve the above-mentioned 4th object, the 4th technical solution of the present invention is that the discharge port is formed into a slit shape in the horizontal direction, and the upper wall and the lower portion of the discharge port are formed by the upper ends of the two integrated water channel members. wall to form a circulating waterway.

In order to achieve the above-mentioned fifth object, the fifth technical solution of the present invention is that the ejection port is formed in a slit shape in the horizontal direction, and the opening size in the vertical direction gradually expands toward the left and right ends.

In order to achieve the above-mentioned sixth object, the sixth technical means of the present invention is to provide a notch portion connected to both ends of the discharge port and extending rearward of the circulating water channel.

In order to achieve the above-mentioned seventh object, the seventh technical means of the present invention is to set the form in which the washing water is sprayed from the spray port by controlling the rotation time limit of the pulsator.

In order to achieve the above-mentioned 8th object, the 8th technical solution of the present invention is to have a plurality of different pulsator rotation time limits, and a control device that enables it to be automatically executed in sequence. Form The washing water is sprayed from the spray port in a substantially horizontal direction toward the washing/spinning tub.

In order to achieve the above-mentioned ninth object, the ninth technical solution of the present invention is to provide a combination of multiple sets of pulsators with different rotation time limits.

In order to achieve the above-mentioned tenth object, in a tenth aspect of the present invention, the circulating water channel has a curved surface continuous from the side wall of the washing/dehydrating tub.

The above-mentioned first technical solution of the present invention injects the washing water into the whole laundry from above by spraying the washing water (washing liquid or rinsing liquid) to the entire washing tub. Washing water is poured into the laundry above the water surface, so uneven washing and rinsing will not occur, and water and detergent can be saved.

The second technical solution of the present invention can prevent the rotation of the pulsator from directly agitating the laundry by placing the laundry on the net for loading the laundry, and inject washing water (washing liquid or rinse liquid) into the entire net from above. Washing clothes, and let the wash water pass through the inside of the laundry, thereby removing dirt and rinsing evenly without damaging the clothes.

The third technical solution of the present invention can prevent the rotation of the pulsator from directly agitating the laundry by placing the laundry on the net for loading the laundry, and inject washing water (washing liquid or rinse liquid) into the entire net from above. Washing clothes, and let the washing water pass through the inside of the washing, so that the dirt can be removed evenly and rinsed with less water without damaging the clothes, thereby saving water and detergent.

According to the fourth technical solution of the present invention, by making the spray port form a narrow and long cut shape in the horizontal direction, the washing water (washing liquid or rinsing liquid) can be sprayed in a large area in the horizontal direction, and the washing water can be injected into the whole washing machine. to remove dirt and rinse evenly.

According to the fifth technical solution of the present invention, the spray outlet is formed into a narrow and long slit in the horizontal direction, and the two ends are wider than the center, so that the washing water (washing liquid or rinsing liquid) can be sprayed out after being widened along the washing tub. , and pours into the entire laundry to remove dirt and rinse evenly.

According to the sixth technical solution of the present invention, the spray outlet is formed into a long and narrow slit in the horizontal direction, and the slits are provided at both ends, so that the washing water (washing liquid or rinsing liquid) can be sprayed out after being widened along the washing tub. , and pours into the entire laundry to remove dirt and rinse evenly.

According to the seventh aspect of the present invention, by controlling the rotation timing of the pulsator, the spray form of the washing water (washing liquid or rinsing liquid) can be changed.

The eighth technical solution of the present invention has a plurality of different pulsator rotation time limits, and by sequentially changing the spraying distance of the washing water (washing liquid or rinse liquid), the washing water can be injected into the entire laundry without omission, and the washing water can be evenly distributed. Remove dirt and rinse easily.

The 9th technical scheme of the present invention is provided with the combination of different rotation time limits of multiple groups of pulsators, which can change the spray volume and the number of sprays of the washing water (washing liquid or rinsing liquid). By increasing the spray volume and the number of sprays and By increasing the circulation amount, a course that promotes detergent dissolution can be realized, while by reducing the spray quantity and number of sprays and suppressing the circulation quantity, a course that suppresses foam can be realized.

According to the tenth technical solution of the present invention, since the circulating water channel has a continuous curved surface from the side wall of the washing/dehydrating tub, the circulating water channel does not hinder the rotation of the laundry, and the cleaning performance can be ensured.

The following is a brief description of the accompanying drawings.

Fig. 1 is a longitudinal sectional view of a washing machine according to a first embodiment of the present invention.

Fig. 2 is a longitudinal sectional view of a washing machine according to a second embodiment of the present invention.

Fig. 3 is a longitudinal sectional view of a washing machine according to a third embodiment of the present invention.

Fig. 4 is a longitudinal sectional view of a washing machine according to a fourth embodiment of the present invention.

Fig. 5 is an enlarged front view of the circulating water channel of the washing machine in Fig. 4 .

Fig. 6 is an enlarged sectional view of line A-A of the circulating water channel of the washing machine in Fig. 5 .

Fig. 7 is a longitudinal sectional view of a washing machine according to a fifth embodiment of the present invention.

Fig. 8 is an enlarged front view of the circulating water channel of the washing machine in Fig. 7 .

Fig. 9 is an enlarged sectional view of line B-B of the circulating water channel of the washing machine in Fig. 8 .

Fig. 10 is a longitudinal sectional view of a washing machine according to a sixth embodiment of the present invention.

Fig. 11 is an enlarged front view of the circulating water channel of the washing machine in Fig. 10 .

Fig. 12 is an enlarged sectional view of line C-C of the circulating water channel of the washing machine in Fig. 11 .

Fig. 13 shows the turn-on time of the pulsator and the spraying pattern of the washing water in the washing machine according to the seventh embodiment of the present invention.

Fig. 14 is a basic model diagram of water flow in a washing machine according to the eighth embodiment of the present invention.

Fig. 15 is a basic model diagram of water flow in a washing machine according to the ninth embodiment of the present invention.

Fig. 16 is a longitudinal sectional view of a washing machine according to a tenth embodiment of the present invention.

Fig. 17 is an enlarged front view of the circulating water channel of the washing machine in Fig. 16 .

Fig. 18 is an enlarged sectional view of line D-D of the circulating water channel of the washing machine in Fig. 17 .

The first embodiment of the present invention will be described below with reference to FIG. 1 .

As shown in the figure, the shell of the washing machine 1 hangs the tub 3 inside through the suspension rod 2 . The washing/dehydrating bucket (hereinafter referred to as the washing bucket) 4 is freely rotatable in the water tub 3 , and the bottom of the washing bucket 4 is provided with a rotatable pulsator 5 . The motor 6 drives the pulsator 5 and the washing tub 4 through the V-belt 7 and the reduction gear 8 . A pump chamber 10 is formed on the outer periphery of the inner blade 9 of the pulsator 5, and the washing water (washing liquid or rinsing liquid) in the washing tub 4 passes through the circulating water channel 11 from the pump chamber 10 to form halfway in the height direction of the washing tub 4. The spray outlet 12 sends water.

The operation of the above-mentioned structure will be described below, and the operation is started after the laundry and a predetermined amount of water and detergent are put into the washing tub 4 . At this time, the motor 6 is driven to rotate the pulsator 5 and the inner blade 9 of the pulsator 5 through the V-belt 7 and the speed reduction device 8 to stir the washing and washing liquid in the washing tub 4 to clean the washing. In addition, the washing liquid in the washing tub 4 is sent from the pump chamber 10 to the circulating water channel 11 due to the rotation of the inner vane 9 of the pulsator 5 . The washing liquid sent to the circulating water channel 11 is sent to the spray port 12 provided in the middle of the height direction of the washing tub 4, and is sprayed from the spray port in the form of spraying a large area to the washing tub 4, and pours into the entire laundry without omission.

The ejection form will be described in more detail below. Since the pulsator 5 repeatedly rotates and stops, when the rotation of the pulsator 5 starts and ends, the ejection force of the washing liquid ejected from the ejection port 12 will change. . That is, the position where the washing liquid ejected from the ejection port 12 falls against the water surface in the washing tub 4 moves along the radial direction of the washing tub 4, and as a result, it can be sprayed over a large area on the water surface in the washing tub 4, thereby The washing liquid is poured into the whole washing without omission.

As mentioned above, the present embodiment sprays the washing liquid in the form of spraying a large area to the washing tub 4, so the washing liquid can be poured into the whole laundry from above without omission, and even if the water level during washing is low, The washing liquid is continuously poured into the washing above the water surface, so there will be no uneven washing, and water and detergent can be saved.

Also, in the above-mentioned embodiment, the washing process in which the washing liquid is sprayed from the discharge port 12 has been described, but in the rinsing process, by spraying the rinse liquid from the discharge port 12, the rinse liquid can also be injected into the entire body without omission. Laundry, rinse evenly.

A second embodiment of the present invention will be described below with reference to FIG. 2 . All parts that are the same as those in the first embodiment above are marked with the same symbols and descriptions are omitted.

As shown in the figure, the net 13 is used to place laundry, and is disposed on the side wall of the washing tub 4 in a detachable manner.

The operation of the above-mentioned structure will be described below. Laundry is placed on the net 13 on which the laundry is placed, and then a predetermined amount of water and detergent are thrown in to start the operation. At this time, the motor 6 is driven to rotate the pulsator 5 and the inner vane 9 of the pulsator 5 through the V-belt 7 and the speed reduction device 8 . The washing liquid in the washing tub 4 is transported from the pump chamber 10 to the circulating water channel 11 by the rotation of the inner vane 9 of the pulsator 5 .

The washing liquid transported to the circulating water channel 11 is sent to the spray outlet 12 provided in the middle of the height direction of the washing tub 4, sprayed from the opening of the washing tub 4 in the form of large-scale spraying, and poured into the washing tub without omission. Laundry on the net 13 for washing. On the other hand, since the laundry is separated from the pulsator 5 by the net 13 for loading the laundry, it is not directly agitated by the rotation of the pulsator 5 .

Due to the rotation of the pulsator 5 , the washing liquid on the top of the pulsator 5 is forcibly conveyed to the outside from the center of the washing tub 4 through the upper part of the pulsator 5 . Therefore, water flows from top to bottom at the central part of the washing liquid surface. Thus, due to the rotation of the pulsator 5, the washing liquid is supplied from the top to the laundry on the net 13 on which the laundry is placed, and at the same time, is forcibly passed through the inside of the laundry along with the water flow from top to bottom.

As mentioned above, in this embodiment, the washing solution is sprayed to the washing tub 4 in a large area, and the washing solution is injected from above into the whole laundry placed on the net 13 for loading the washing, and the washing The liquid is forced to pass through the inside of the laundry, so the dirt can be removed evenly without damaging the laundry.

In addition, in the above-mentioned embodiment, the washing process in which the washing liquid is sprayed from the discharge port 12 has been described, but in the rinsing process, by spraying the rinse liquid from the discharge port 12, the rinse liquid can also be injected into the stack from above. All the laundry placed on the net 13 for the laundry, and the rinsing liquid is forcibly passed through the inside of the laundry to evenly rinse the laundry.

A third embodiment of the present invention will be described below with reference to FIG. 3 . All parts that are the same as those in the first and second embodiments above are marked with the same symbols and descriptions are omitted.

As shown in the figure, 14 is the water level when the pulsator 5 rotates, and is located between the net 13 for carrying laundry and the spray outlet 12 in the height direction.

The operation of the above-mentioned structure will be described below. The laundry is placed on the net 13 on which the laundry is placed, and then a predetermined amount of water and detergent are thrown in to start the operation. At this time, the motor 6 is driven to rotate the pulsator 5 and the inner vane 9 of the pulsator 5 through the V-belt 7 and the reduction gear 8 . The washing liquid in the washing tub 4 is transported from the pump chamber 10 to the circulating water channel 11 by the rotation of the inner vane 9 of the pulsator 5 .

The washing liquid transported to the circulating water channel 11 is sent to the spray outlet 12 set in the middle of the height direction of the washing tub 4, and is sprayed from the opening of the washing tub 4 in the form of a large-area spraying, and is injected into the loaded laundry without omission. Placed washings on the net 13 used. On the other hand, since the laundry is separated from the pulsator 5 by the net 13 for loading the laundry, it is not directly agitated by the rotation of the pulsator 5 .

Due to the rotation of the pulsator 5 , the washing liquid on the top of the pulsator 5 is forcibly conveyed to the outside from the center of the washing tub 4 through the upper part of the pulsator 5 . Therefore, water flows from top to bottom at the central part of the washing liquid surface. Thus, due to the rotation of the pulsator 5, the washing liquid is supplied from the top to the laundry on the net 13 on which the laundry is placed, and at the same time, is forcibly passed through the inside of the laundry along with the water flow from top to bottom.

As mentioned above, in this embodiment, the washing solution is sprayed to the washing tub 4 in a large area, and the washing solution is injected from above into the whole laundry placed on the net 13 for loading the washing, and the washing The washing liquid is forced to pass through the inside of the washing, so that the washing is not damaged, and the washing liquid can be effectively used, so the dirt can be evenly removed with a small amount of water, saving water and detergent.

In addition, in the above-mentioned embodiment, the washing process in which the washing liquid is sprayed from the discharge port 12 has been described, but in the rinsing process, by spraying the rinse liquid from the discharge port 12, the rinse liquid can also be injected into the stack from above. All the laundry placed on the net 13 for the laundry, and the rinsing liquid is forcibly passed through the inside of the laundry to evenly rinse the laundry.

The fourth embodiment of the present invention will be described below with reference to FIG. 4 to FIG. 6 . The parts that are the same as those of the first to third embodiments above are marked with the same symbols and descriptions are omitted.

As shown in FIGS. 4 and 5, the ejection port 15 is formed as a long and narrow slit in the horizontal direction. The upper wall of the ejection port 15 is formed by the upper end of the water channel member 16a, and the upper end of the lower wall water channel member 16b is formed. As shown in FIG. 6, the water channel member 16a is formed along the side wall of the washing tub 4. As shown in FIG.

As mentioned above, since the ejection port 15 of the present embodiment forms a long and narrow slit in the horizontal direction, the washing water (washing liquid or rinsing liquid) can be sprayed out after expanding in the horizontal direction, and injected into the entire laundry, Removes dirt and rinses evenly.

The fifth embodiment of the present invention will be described below with reference to FIG. 7 to FIG. 9 . The parts that are the same as those of the first to third embodiments above are marked with the same symbols and descriptions are omitted.

As shown in FIGS. 7 and 8 , the ejection port 17 is formed as a long and narrow slit in the horizontal direction. If the opening size of the central part in the vertical direction is c, and the opening size of the left and right ends is d, then d is greater than c. The upper wall of the discharge port 17 is formed by the upper end of the water channel member 18a, and the lower wall is formed by the upper end of the water channel member 18b.

As mentioned above, the ejection port 17 of the present embodiment forms a long and narrow slit shape in the horizontal direction, and the opening size of the end portion with low ejection pressure and small amount of ejection is larger than the central portion, so that the entire ejection port 17 can be The amount of spraying is uniform, and the washing water (washing liquid or rinsing liquid) can be sprayed over a large area and injected into the entire laundry to remove dirt evenly and perform rinsing.

The sixth embodiment of the present invention will be described below with reference to FIG. 10 to FIG. 12 . The parts that are the same as those of the first to third embodiments above are marked with the same symbols and descriptions are omitted.

As shown in Fig. 10 and Fig. 11, the ejection port 19 is formed as a long and narrow slit in the horizontal direction, formed by the upper end of the upper wall water channel member 20a, and formed by the upper end of the lower wall water channel member 20b. Notch portions 20c are provided at both ends of the water channel member 20a.

As mentioned above, the ejection port 19 of this embodiment is formed into a long and narrow notch shape in the horizontal direction, and the notches 20c are provided at both ends, so the washing water (washing liquid or rinse liquid) sprayed from both ends It can be sprayed along the washing tub 4, and the area is expanded to cover the entire washing tub 4, so the entire laundry can be injected to remove dirt and rinse evenly.

A seventh embodiment of the present invention will be described below with reference to FIG. 13 .

FIG. 13 shows the on-rotation timing of the pulsator 5 and the state in which the washing water is sprayed from the spray port 12 . When the rotation-on time of the pulsator 5 is 0.8 seconds or more, the washing water (washing liquid or rinsing liquid) is sprayed to almost the entire washing tub 4 . And when the turning-on time is shortened, the ejection distance is also shortened.

As described above, in this embodiment, by controlling the rotation timing of the pulsator 5, the spraying form of the washing water can be changed.

An eighth embodiment of the present invention will be described below with reference to FIG. 14 .

FIG. 14 is an example of a plurality of different rotation timings of the pulsator 5 . Rotation ON time is 0.2 seconds, 0.4 seconds, 1.0 seconds as a group. The turn-on time of the pulsator 5 and the form of washing water sprayed from the spray port 12 are shown in FIG. squirt. Such spraying is repeated in sequence, and the washing water (washing liquid or rinsing liquid) can be supplied to the entire washing tub 4 .

As mentioned above, this embodiment has a plurality of different rotation time limits of the pulsator 5, and the spraying distance of the washing water can be changed in order, and it can also provide sufficient washing for the laundry in the center of the washing tub or near the spray outlet. Water can evenly remove dirt from laundry and perform rinsing.

A ninth embodiment of the present invention will be described below with reference to FIG. 15 .

As shown in the figure, in the first half of the washing time, the off-time of the pulsator 5 is short, the number of sprays is large, and the circulation volume is increased to accelerate the dissolution of the detergent and allow the washing liquid to fully penetrate the laundry. In the second half of the washing time, by prolonging the disconnection time, the number of sprays is reduced, the circulation volume is suppressed, the detergent can fully act on the dirt on the laundry, and the occurrence of foam is suppressed.

As mentioned above, since the present embodiment is provided with the combination of different rotation time limits of multiple groups of pulsators 5, the ejection amount and the number of ejections of the washing liquid can be changed, so the stroke of promoting the dissolution of the detergent can be realized by increasing the circulation amount. Suppresses the circulation volume to achieve a stroke that suppresses foam.

A tenth embodiment of the present invention will be described below with reference to FIGS. 16 to 18 . All parts that are the same as those in the first embodiment above are marked with the same symbols and descriptions are omitted.

16 and 17, the circulating water channel 11 is composed of a water channel member 21a and a water channel member 21b, and the upper end of the water channel member 21a constitutes the upper wall of the discharge port 22, and the upper end of the water channel member 21b constitutes its lower wall. The upper end of the water passage member 21a has a curved surface continuous from the side wall of the washing tub 4, and is provided with a top 23 in a circular arc. In addition, as shown in FIG. 18, the upper end of the water passage member 21b also has a curved surface continuous from the side wall of the washing tub 4, and is in the shape of an arc.

As mentioned above, the circulating water channel 11 of this embodiment has a continuous curved surface from the side wall of the washing tub 4 and is in the shape of an arc, so the circulating water channel 11 will not hinder the rotation of the laundry, and the cleaning performance can be guaranteed.

In summary, since the washing machine of the present invention has a pulsator arranged at the inner bottom of the washing/dehydrating tub with an upper opening, the washing water is guided to the side of the washing/dehydrating tub by the action of the pump when the pulsator rotates. The circulating water channel in the middle of the wall height, the spray port provided on the upper part of the circulating water channel, and sprays the washing water to the center of the washing/dehydrating tub, and the washing water can be sprayed over a large area from the spray port. The water is sprayed horizontally into the washing/spinning tub, so that the washing water can be poured into the entire laundry from above without omission. Even if the water level is low during washing, the washing water can be continuously poured into the water surface. Therefore, uneven washing and rinsing will not occur, and water and detergent can be saved.

Again, since the washing machine of the present invention is provided with a net for placing the laundry in the washing/dehydration bucket, and it can be substantially submerged by the washing water sprayed from the ejection port, it can avoid that the laundry is directly stirred by the pulsator. , and by forcibly passing the washing water through the inside of the laundry, it is possible to evenly remove dirt and perform rinsing without damaging the clothes.

Furthermore, since the washing machine of the present invention has a pulsator arranged at the inner bottom of the washing/dehydrating tub with an upper opening, the washing water is guided to the middle of the height of the side wall of the washing/dehydrating tub by the action of the pump when the pulsator rotates. The circulating water channel, the spray outlet provided on the upper part of the circulating water channel and spraying the washing water to the center of the washing/dehydrating tub, and the substantially horizontally placed halfway of the side wall of the washing/dehydrating tub and the water level is between the net and the height direction of the spray outlet, so the washing water can be poured into the whole washing placed on the washing net from above, and the washing water Because it passes through the inside of the laundry forcibly, it will not damage the laundry, and the washing water can be effectively used, and the dirt can be evenly removed and rinsed with less water, so that water and detergent can be saved.

Again, because the discharge port of the washing machine of the present invention forms a slit shape slightly in the horizontal direction, and forms the upper wall and the lower wall of the discharge port with the upper ends of two integrated water channel members to form a circulating water channel, The washing water can be sprayed over a large area in an approximately horizontal direction, and the washing water can be poured into the entire laundry to evenly remove dirt and perform rinsing.

Again, since the discharge port of the washing machine of the present invention is formed into a slit shape slightly in the horizontal direction, and the opening size in the up and down direction gradually expands toward the left and right ends, so the discharge amount at the ends and the central part can be made uniform, and the The washing water is sprayed over a large area and poured into the entire washing, which can remove dirt and rinse evenly.

Also, since the washing machine of the present invention is provided with the notch portion connected to the two ends of the ejection port and extending to the rear of the circulating water channel, the washing water sprayed from both ends can be sprayed along the washing tub to almost the entire washing tub, And pours into the whole laundry, can remove dirt evenly and perform rinsing.

Moreover, since the washing machine of the present invention sets the form of washing water sprayed from the spout by controlling the rotation time of the pulsator, the form of washing water spray can be changed by controlling the rotation time of the pulsator.

Also, since the washing machine of the present invention has a plurality of different pulsator rotation time limits, and has a control device that can automatically execute these rotation time limits in sequence, during specific rotation control, the washing water can be sprayed in a large area from the spray The outlet sprays into the washing/spinning tub in a substantially horizontal direction, so the spraying distance of the washing water can be changed in order, and the washing water can be fully supplied to the laundry in the center of the washing tub or near the spraying outlet, and can be evenly distributed. Remove dirt from laundry and rinse.

Again, because the washing machine of the present invention has a combination of multiple groups of pulsators with different rotation time limits, the spray volume and the number of sprays of the washing water can be changed. By increasing the spray volume and the number of sprays and increasing the circulation, the acceleration The course in which detergent dissolves, and the course in which foam generation is suppressed can be realized by reducing the amount of spray and the number of sprays and suppressing the amount of circulation.

Also, since the circulating water channel of the washing machine of the present invention has a continuous curved surface from the side wall of the washing/dehydrating tub, the circulating water channel will not hinder the rotation of the laundry, and the washing performance can be ensured.

Claims (10)

1. washing machine, it is characterized in that, have impeller that the washing/dehydrating bucket inner bottom part of opening up sets, the pumping action during by described impeller rotation and will clean midway circulation water channel of sidewall height that water guides to described washing/dehydrating bucket, be located at the upper portion of described circulation water channel and the outlet of will described clean water discharging to the central authorities of described washing/dehydrating bucket, and with the form that large tracts of land is sprayed will clean water from described ejiction opening general horizontal direction in described washing/dehydrating bucket, spray.

2. washing machine according to claim 1 is characterized in that, sets the net that puts washings at the washing/dehydrating bucket, and it can be flooded by clean water base that sprays from ejiction opening.

3. washing machine, it is characterized in that, have impeller that the washing/dehydrating bucket inner bottom part of opening up sets, the pumping action during by described impeller rotation and will clean midway circulation water channel of sidewall height that water guides to described washing/dehydrating bucket, be located at the upper portion of described circulation water channel and the ejiction opening of will described clean water discharging to the central authorities of described washing/dehydrating bucket, omit the net that puts washings midway to the horizontal direction setting in described washing/dehydrating bucket sidewall short transverse, and water level is between the short transverse of described net and described ejiction opening.

4. according to each described washing machine in the claim 1 to 3, it is characterized in that ejiction opening is slightly to form the slit shape to horizontal direction, and constitute the upper wall and the lower wall of this ejiction opening, with formation circulation water channel with the upper end of 2 water channel members that are integrated.

5. according to each described washing machine in the claim 1 to 3, it is characterized in that ejiction opening is slightly to form the slit shape to horizontal direction, and the opening size of its above-below direction is expanded gradually towards left and right end portions.

6. according to each described washing machine in the claim 1 to 3, it is characterized in that, be provided with the two ends of ejiction opening continuously and the notch that extends to the back quadrate part of circulation water channel.

7. according to each described washing machine in the claim 1 to 3, it is characterized in that, control to set by the rotation time limit of impeller and clean the form of water from the ejiction opening ejection.

8. washing machine according to claim 7, it is characterized in that, have a plurality of different impellers rotation time limits, and have automatically perform in order these the rotation time limits control device, in specific rotation control, can will clean water with the form that large tracts of land is sprayed and in the washing/dehydrating bucket, spray from ejiction opening general horizontal direction ground.

9. washing machine according to claim 8 is characterized in that, the combination in many group impeller different rotary time limits is arranged.

10. according to each described washing machine in the claim 1 to 9, it is characterized in that the recirculated water road has from the continuous curved surface of washing/dehydrating bucket.

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