KR20090071272A - Washing machine with detergent supply apparatus - Google Patents

Abstract

A washing machine with a detergent feeding unit is provided to prevent the detergent residue remaining by making the detergent evenly spread within a washing tub. A washing machine with a detergent feeding unit comprises: a cover(110), a housing(120), a supply pipe(130), a pump(140) and a secondary feeding unit(150). The cover opens and closes a water tank. The housing is equipped at the cover and has the detergent feeding unit. The supply pipe is connected to the housing so that the washing water is supplied to the housing. The supply pipe is connected to the housing so that the washing water is supplied to the housing and to a circulation flow path forming a flow path in order to circulate the washing water within the water tank, and includes a first flow path and a second flow path. The first flow path connects the supply pipe and the housing. The second flow path supplies the washing water to the secondary feeding unit. The washing water of the water tank is supplied to the circulation flow path by the pump.

Description

Washing machine with detergent supply unit {WASHING MACHINE WITH DETERGENT SUPPLY APPARATUS}

The present invention relates to a washing machine having a detergent supply unit, and more particularly, to a washing machine having a detergent supply unit which can easily put detergent, and evenly spread the washing water containing the detergent.

A general washing machine includes a cabinet in which laundry access holes are formed and a cover for opening and closing a laundry access hole, a storage tank installed inside the cabinet to accommodate laundry water, and a laundry installed inside the storage tank to accommodate laundry. It is formed of a washing tank and a water supply pipe for supplying the washing water, which is installed with a pelsator forming a rotary water flow.

The washing machine uses the action of water and detergent to wash the laundry through a process such as washing, rinsing, and dehydrating to remove stains on clothes, bedding, and the like.

The washing machine receives washing water from the outside of the washing machine, and a cover for opening and closing the reservoir is provided at an upper end of the reservoir, and a detergent supply unit is provided at the inner rear side of the cabinet. The detergent added to the detergent supply unit is mixed with the wash water and introduced into the washing tank.

The detergent supply unit provided on the rear side of the cover is not easily touched by the user's hand, so it is inconvenient to put the detergent into the detergent supply unit, and the detergent is supplied from the rear side of the washing tank so that it does not spread evenly. Therefore, there is a need for improvement.

The present invention has been created by the necessity as described above, the detergent supply unit is provided so that the user's hand can easily reach the detergent, washing machine provided with a detergent supply unit that can evenly spread the detergent introduced into the washing tank The purpose is to provide.

Washing machine having a detergent supply unit according to the present invention includes: a cover for opening and closing the reservoir; A housing provided in the cover and having a detergent supply part; And a supply pipe communicating with the housing to supply wash water to the housing.

In one embodiment, the supply pipe is in communication with the circulating flow path to form a flow path for circulating wash water in the reservoir.

In one embodiment, the pump is further provided for supplying the wash water of the reservoir to the circulation passage.

In one embodiment, the auxiliary tank is further provided in communication with the reservoir, the auxiliary detergent is supplied, the supply pipe is provided with a first flow path communicating with the housing, a second flow path for supplying the wash water to the auxiliary supply do.

In one embodiment, the housing is disposed at the center of the cover.

Washing machine having a detergent supply unit according to the present invention, unlike the conventional invention, the detergent supply unit can be easily touched by the user's hand can easily put the detergent, the detergent to be introduced into the washing tank can be left evenly detergent residues You can prevent it.

In addition, the present invention can be washed while circulating the wash water, it is possible to efficiently wash with a small amount of wash water.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a washing machine having a detergent supply unit according to the present invention. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a view showing a washing machine having a detergent supply unit according to an embodiment of the present invention, Figure 2 is a perspective view showing a cover of the washing machine having a detergent supply unit according to an embodiment of the present invention, Figure 3 4 is a view illustrating a state in which a selection cut-off portion of a washing machine having a detergent supply unit according to an embodiment of the present invention blocks a circulation passage, and FIG. 4 is a view of a washing machine provided with a detergent supply unit according to an embodiment of the present invention. Figure is a view showing a state in which the selective cut off the drain pipe.

1 to 4, the washing machine 100 including the detergent supply unit includes a cover 110, a housing 120, and a supply pipe 130.

The reservoir C is installed in the interior space of the cabinet C forming the outer shape of the washing machine 100. A pulsator is provided at an inner lower end of the water storage tank T to form a rotation flow of the washing water, and a washing tank D is rotatably provided inside the water storage tank T to transmit the rotational force to the laundry.

A plurality of through-holes are formed in the ground and the side of the washing tank (D), so that the washing water freshly stored in the storage tank (T) freely flows between the washing tank (D) and the storage tank (T) to remove dirt from the laundry. A cover 110 is provided at an upper portion of the storage tank T to open and close the storage tank T, and a water supply pipe W for supplying the washing water to the washing tank D is connected to the upper end of the cover 110. Since such a configuration is well known to those skilled in the art to which the present invention pertains, a detailed description of such a structure is omitted.

The hemispherical housing 120 is provided at the lower center portion of the cover 110. Inside the housing 120, a detergent supply unit 123 forming a hemispherical shape corresponding to the inside of the housing 120 is formed.

Detergent is inserted into the detergent supply unit 123 and the housing 120 and a through hole 121 is formed in the front of the cover 110 in a state in which the water storage tank T is closed so that detergent can be introduced into the washing tank during the washing process. . The housing 120 and the detergent supply unit 123 are configured to form a space in which the detergent is introduced / exited, but the shape thereof is not limited thereto.

When the cover 110 is opened, the through hole 121 faces the upper part of the washing machine 100, and the detergent supply unit 123 located at the center of the cover 110 can be easily reached by a user's hand. Detergent can be easily introduced into the housing 120 through the).

When detergent is added, the cover 110 is lowered to close the reservoir T, and the washing administration starts. When the washing administration is performed, the water supply pipe (W) from the outside of the washing machine 100 supplies the washing water to the supply pipe (130). Washing water from the supply pipe 130 is introduced into the detergent supply unit 123 is mixed with the detergent and dissolved into the washing tank.

The supply pipe 130 includes a supply cylinder 131, a first passage 133, and a second passage 135, and communicates with the circulation passage 139. The supply pipe 130 receives the washing water from the outside of the washing machine 100 and forms a path into the washing tank D. The inlet through which the washing water is discharged is mixed so that the detergent, the auxiliary detergent, and the washing water are mixed. 123 and the auxiliary supply unit 150 described below.

The supply container 131 is formed of a rectangular box so as to form a space in which washing water can flow, and is coupled to the rear end of the cover 110. Supply cylinder 131 may be injection molded integrally with the cover 110, or may be fitted to the cover 110. The supply container 131 is a passage through which washing water flows, and a coupling relationship and shape with the cover 110 are not limited thereto.

A tubular first flow passage 133 and a second flow passage 135 are formed to extend in front of the supply container 131 and are provided inside the cover 110.

The first flow passage 133 is in communication with the housing 120 so that the washing water is supplied to the housing 120, the washing water introduced into the housing 120 via the first flow passage 133 is mixed with a detergent, washing tank (D) It is injected into).

The second flow path 135 supplies wash water to the auxiliary supply unit 150. The auxiliary supply unit 150 is provided in front of the washing machine 100. The auxiliary detergent stored in the auxiliary supply unit 150 is mixed with the washing water flowing through the second passage 135 and introduced into the washing tank D. The second flow path 135 is connected to the front portion of the cover 110 in the supply cylinder 131, it is provided to face the auxiliary supply unit 150.

And the supply cylinder 131 is in communication with the water supply pipe (W) and the circulation passage (139). The circulation passage 139 forms a passage so that the wash water of the water storage tank T can be circulated. Description of the circulation passage 139 will be described below.

The pump 140 is provided between the lower end of the reservoir T and the cabinet C. The pump 140 drains or circulates the washing water freshwater in the reservoir T.

The pump 140 is introduced into the pump 140 through the moving tube 141 communicated to the bottom of the reservoir (T), the circulation passage 139 and the drain pipe 145 is in communication with the pump 140. An upper end portion of the pump 140 is provided with a selection blocking unit 150 for selectively blocking the circulation passage 139 and the drain pipe 145.

The moving tube 141 is a pipe in which the washing water is communicated to the pump 140, and the circulation passage 139 communicates with the supply pipe 131 to pump the washing water introduced into the pump 140 through the moving tube 141. By the operation of the 140 is a passage for moving to the washing tank 110. The drain pipe 145 becomes a passage through which the washing water flows out of the washing machine.

The wash water flowing into the pump 140 is selectively moved to the circulation passage 139 or the drain pipe 145 by the selection blocking unit 150.

The selective blocking unit 150 includes a blocking member 151 and an arm 153. The blocking member 151 has an outer circumferential surface corresponding to the passage of the circulation passage 139 and the drain pipe 145 so as to block the passage of the circulation passage 139 and the drain pipe 145. The arm 153 is mounted on one surface of the blocking member 151 and moves in accordance with the left and right movement of the arm 153 in conjunction with the blocking member 151 to selectively block the circulation flow passage 139 or the drain pipe 145. do. For example, the selection blocking unit 150 is a hydraulic cylinder.

The blocking member 151 closes the drain pipe 145 in the washing process so that the washing water is circulated, and when the washing stroke is finished, the blocking member 151 closes the circulation passage 139 so that the washing water is the drain pipe 145. Through the discharge to the outside of the washing machine.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

1 is a view showing a washing machine having a detergent supply unit according to an embodiment of the present invention;

Figure 2 is a perspective view showing a cover of the washing machine having a detergent supply unit according to an embodiment of the present invention,

3 is a view showing a state in which the selection blocking portion of the washing machine having a detergent supply unit according to an embodiment of the present invention blocks the circulation passage;

4 is a view illustrating a state in which the selective blocking unit of the washing machine having a detergent supply unit according to an embodiment of the present invention blocks the drain pipe.

Explanation of symbols on the main parts of the drawings

100: washing machine 110: cover

120: housing 130: supply pipe

140: pump

Claims (5)

A cover for opening and closing the reservoir; A housing provided in the cover and having a detergent supply part; And Washing machine having a detergent supply unit characterized in that it comprises a supply pipe in communication with the housing so that the wash water is supplied to the housing. The method of claim 1, The supply pipe is a washing machine having a detergent supply unit, characterized in that in communication with the circulation passage to form a flow path for washing water in the reservoir. The method of claim 2, Washing machine having a detergent supply unit characterized in that it further comprises a pump for supplying the wash water of the reservoir to the circulation passage. The method of claim 1, In communication with the reservoir, the auxiliary supply for supplying auxiliary detergent is further provided, The supply pipe is a washing machine provided with a detergent supply unit comprising a first passage communicating with the housing and a second passage for supplying the wash water to the auxiliary supply. The method according to any one of claims 1 to 4, Washing machine having a detergent supply unit characterized in that the housing is disposed in the central portion of the cover.

Images