Deterget feeding device for drum washing machine

[0037] The first embodiment and the second embodiment of the present invention will be described in detail below with reference to the drawings.

[0038] In the following description, the main structure of the detergent supply device of the present invention is the same as in the prior art. figure 1 with figure 2 The reference signs of the components shown are the same, and the description of the same parts is omitted.

[0039] image 3 A perspective view showing the decomposed state of the composite detergent cartridge of the detergent supply device of the first embodiment of the present invention,Figure 4 Shows the separation state of the composite detergent cartridge image 3 I-I line section view, Figure 5 Shows the combined state of the composite detergent cartridge image 3 Section of the II-II line, Figure 6 A plan view showing a state where the composite detergent cartridge is separated from the detergent supply device when viewed from above.

[0040] The detergent supply device of the first embodiment of the present invention includes the following structure: a composite detergent cartridge 130, a detergent cartridge housing 110, an upper cover 190, a water supply dispenser 140, and a water supply valve (not shown in the drawings). The composite detergent cartridge 130 has a plurality of detergent storage devices 131-134 divided and formed in order to be able to contain powdered detergent and liquid fiber softener and bleach. The detergent storage devices 131-134 are formed with The inflow hole 138 and the discharge hole 139 through which washing water can flow in and out; the detergent cartridge housing 110 is fixed to the main body 10, and the detergent cartridge housing 110 is composed of a detergent cartridge insertion member 110A and a detergent supply device 110B. The inner side of the detergent cartridge insertion member 110A has an installation support member that can insert the composite detergent cartridge 130, and the bottom surface of the detergent supply device 110B can supply washing water and detergent mixture to the inner side of the washing tank (not shown in the drawings). The upper cover 190 covers the upper opening of the composite detergent cartridge 130; the water supply dispenser 140 is formed to supply washing water to the composite detergent cartridge 130 and detergent supply A plurality of water supply holes 148 and water supply holes 149 of the device 110B; as the control device (not shown in the drawing) controls the opening/closing of the water supply valve, water is supplied from the external water supply source to the water supply distributor 140 side. In addition, the composite detergent cartridge 130 of the detergent supply device of the first embodiment of the present invention can be easily separated from the body 10 described above.

[0041] First, the installation structure of the detergent cartridge housing 110, the composite detergent cartridge 130, and the water supply dispenser 140 will be described in detail.

[0042] In a state where the detergent cartridge insertion member 110A of the detergent cartridge housing 110 is inserted into the lower side of the cutout 101 formed on the upper frame 100, the detergent cartridge insertion member 110A is fixed to the upper frame by coupling with the coupling member 100 up.

[0043] The aforementioned coupling member is composed of a hook 115A, a hook 115B, a hook insertion groove 130A, and a hook insertion groove 130B. The hook 115A and the hook 115B are respectively formed on the upper surface of one side of the detergent cartridge insertion member 110A; the hook insertion groove 130A and the hook insertion groove 130B are formed on the adjacent side of the cutout 101 of the upper frame 100, The hook 115A and the hook 115B are inserted into the hook insertion groove 130A and the hook insertion groove 130B from the lower side to the upper side.

[0044] In addition, in order to improve the fixability of the upper frame 100 and the detergent cartridge housing 110, screw holes 114 may be provided at the corresponding positions of the detergent cartridge inserting member 110A and the upper frame 100, by means of screws or the same fixing member. Fix it.

[0045] In addition, the detergent supply device 110B of the detergent tub housing 110 is provided with a water supply dispenser 140 that delivers washing water supplied from an external water supply source to the detergent tub housing 110. The detergent supply device 110B and the water supply dispenser 140 can be combined by the combination of the hook 116A and the hook 116B (refer to Figure 6 ), or although not shown in the drawings, rail protrusions and rail grooves may be provided on the corresponding surfaces of the detergent supply device 110B and the water supply dispenser 140, and the water supply dispenser 140 may be removed from the detergent The upper side of the supply device 110B is inserted toward the lower side, and the connection is performed by a sliding type connection.

[0046] On the one hand, a detachable composite detergent canister 130 is provided inside the detergent canister insertion member 110A of the detergent canister housing 110, and the composite detergent canister 130 is installed on the open upper side of the detergent canister insertion member 110A toward the inner side. The separation of the aforementioned composite detergent cartridge 130 from the inner side of the detergent cartridge insertion member 110A is performed by the mounting support members formed on the aforementioned detergent cartridge insertion member 110A and the composite detergent cartridge 130.

[0047] At this time, the above-mentioned mounting support member is composed of a first support rib (RIB) 111, a second support rib 112, a first mounting groove 135, and a second mounting groove 136. The first supporting rib 111 and the second supporting rib 112 are formed to protrude upward from the inner side of the bottom surface of the detergent tub housing 110; the first mounting groove 135 and the second mounting groove 136 are formed from the composite detergent tub 130. The outer side of the bottom surface faces upwardly formed grooves, so that they can be inserted into the first supporting rib 111 and the second supporting rib 112 respectively (refer to Figure 4 ).

[0048] In addition, the upper upper frame 100 of the detergent cartridge insertion member 110A to which the composite detergent cartridge 130 is installed has an upper cover 190, and one side of the cover 190 can be fixedly opened and closed by rotating the fixing member 191 (refer to Figure 4 with Figure 5 ).

[0049] In addition, a finger insertion groove 102 that allows a finger to be inserted is provided at a position adjacent to one side of the upper cover 190 facing the front direction of the main body 10. The finger insertion slot 102 allows the user to easily open the upper cover 190 (refer to image 3 ).

[0050] Therefore, when the user puts the detergent into the composite detergent cartridge 130, there is no need to separate the composite detergent cartridge 130 from the main body 10, but only needs to open the upper cover 190 to put the detergent into the Composite detergent tank 130.

[0051] In addition, since there is residual detergent in the composite detergent cartridge 130, when the composite detergent cartridge 130 needs to be cleaned, the upper cover 190 is opened, and the composite detergent cartridge 130 is removed from the detergent cartridge housing. The detergent cartridge insertion part 110A of the 110 is lifted and separated from the inside to the outside to be cleaned. After the cleaning operation is completed, the composite detergent cartridge 130 is inserted into the detergent cartridge insertion part 110A again.

[0052] The water supply dispenser 140 and the composite detergent cartridge 130, as well as the water supply structure for supplying the washing water to the detergent cartridge housing 110 will be described in detail below.

[0053] First, the aforementioned composite detergent cartridge 130 is composed of a pre-wash detergent container 131, a formal washing detergent container 132, a rinse detergent container 133, and a bleach detergent container 134. The pre-washing detergent storage device 131 contains a powdered detergent that is preliminarily used for washing; the above-mentioned full-wash detergent storage device 132 contains a powder-shaped detergent that is supplied for the full washing; the above-mentioned rinsing, washing, and washing The agent containing device 133 accommodates the same liquid detergent as the fiber softener and bleaching agent capable of performing rinsing/bleaching performance; the above-mentioned bleaching washing detergent containing device 134 accommodates the fiber softener and bleaching agent capable of performing rinsing/bleaching performance. Same liquid detergent (refer to Figure 4 ).

[0054] In addition, in order to allow the washing water supplied from the water supply dispenser 140 to flow into or flow out of the composite detergent tank 130, the upper and lower sides of the rear side wall of the composite detergent tank 130 opposed to the water supply dispenser 140 The part has an inflow hole 138 and a discharge hole 139 (refer to Figure 5 ).

[0055] In addition, although not shown in the drawings, the rinsing and washing detergent containing device 133 and the bleaching and washing detergent containing device 134 of the composite detergent cartridge 130 may be provided with a liquid detergent supply device using the principle of a siphon (SIPHON) to provide The inside of the detergent cartridge housing 110 supplies liquid detergent.

[0056] Below, refer to Figure 7 The water supply structure of the aforementioned water supply dispenser 140 will be described in detail.

[0057] Such as Figure 7 As shown, the pre-washing water supply passage 141, the rinsing and washing water supply passage 143, the bleaching and washing water supply passage 144, and the main washing water supply passage are sequentially divided and formed from the side of the above-mentioned water supply distributor 140 according to the upper side on the drawing. 142; A plurality of first water supply holes 148 are formed on the bottom surface of each water supply channel, and water is supplied to the detergent cartridge housing 110 located on the lower side of each water supply channel through the first water supply holes 148.

[0058] In addition, a plurality of second water supply holes 149 are formed on the front wall of the water supply dispenser 140 opposite to the composite detergent cartridge 130, and each detergent of the composite detergent cartridge 130 is supplied through the second water supply holes 149. Washing water is supplied from the side of the containing devices 131-134.

[0059] In addition, the water supply to the pre-washing water supply passage 141, the main washing water supply passage 142, and the rinse washing water supply passage 143 are performed through the hose 81 connected to the connection port 140A; and the water supply is performed through the hose 82 connected to the water supply bag 147. Water is supplied to the aforementioned bleaching and washing water supply passage 144.

[0060] In addition, the detergent cartridge housing 110 has a water supply port 115 on the bottom surface side, and a water supply hose 12 is connected to the water supply port 115. The washing tank (not shown in the drawing) is supplied with washing water and water through the water supply hose 12 A mixture of detergents.

[0061] Hereinafter, the activation and effect of the detergent supply device of the first embodiment of the present invention having the above-mentioned structure will be described in detail.

[0062] First, the user who uses the washing machine opens the upper cover 190, and then puts the powder-shaped detergent and the same bleaching agent into each of the detergent storage devices 131-134 partitioned and formed on the composite detergent cartridge 130 After rinsing/bleaching the liquid detergent, the upper cover 190 is closed to complete the detergent input.

[0063] In other words, there is no need to pull out or separate the composite detergent cartridge 130 installed on the main body 10, and the detergent can be directly put into the composite detergent cartridge 130 according to the installed state.

[0064] Then, start the washing machine and follow Figure 5 The direction of the arrow displayed performs water supply of washing water.

[0065] That is to say, when performing pre-washing and formal washing, the control device controls the valve (not shown in the drawing) to supply washing water to the inner side of the water supply dispenser 140 through the hose 81. The pre-washing water supply passage 141 and the main washing water supply passage 142. At this time, part of the supplied washing water is supplied to the detergent cartridge housing 110 through the first water supply hole 148 formed on the bottom surface of the pre-washing water supply passage 141 and the main washing water supply passage 142 At the same time, the remaining wash water is supplied to the pre-wash detergent container 131 and the formal washing detergent container 132 of the composite detergent container 130 through the second water supply hole 149 formed on the composite detergent container 130 side. .

[0066] Then, the washing water supplied into the detergent cartridge housing 110 through the first water supply hole 148 is supplied to the washing tub through the water supply port 115 and the water supply hose 12.

[0067]In addition, the wash water supplied to the composite detergent cartridge 130 side through the second water supply hole 149 is supplied to the pre-wash detergent container 131 of the composite detergent cartridge 130 through the inflow hole 138 of the composite detergent cartridge 130 and the formal The inside of the washing detergent storage device 132 is mixed with the powder detergent, and then supplied to the inside of the washing tank through the water supply port 115 and the water supply hose 12 through the discharge hole 139.

[0068] In addition, when performing rinsing/bleaching, the control device controls the valve (not shown in the figure) to open, and the washing water is supplied to the water supply dispenser 140 through the hoses 81 and 82, respectively. On the inner side of the rinsing and washing water supply passage 143 and the bleaching and washing water supply passage 144, at this time, part of the supplied washing water is supplied to the washing machine through the first water supply hole 148 formed on the bottom of the rinsing and washing water supply passage 143 and the bleaching and washing water supply passage 144. In the cartridge housing 110, at the same time, part of the remaining wash water is supplied to the rinsing and washing water supply passage 143 and the bleaching and washing water supply passage of the composite detergent cartridge 130 through the second water supply hole 149 formed on the side of the composite detergent cartridge 130 144 sides.

[0069] Then, the washing water supplied into the detergent cartridge housing 110 through the first water supply hole 148 is supplied to the washing tub through the water supply port 115 and the water supply hose 12.

[0070] In addition, the washing water supplied to the side of the composite detergent cartridge 130 through the second water supply hole 149 is supplied to the rinsing and washing water supply channel 143 and the bleaching and washing supply channel 144 through the inflow hole 138 of the composite detergent cartridge 130, respectively After the detergent or bleach detergent is mixed, the liquid detergent is delivered into the detergent cartridge housing 110 through the discharge hole (not shown in the figure) using the siphon effect, and then supplied to the washing machine through the water supply port 115 and the water supply hose 12 groove.

[0071] When the user cleans up the detergent scum deposited in the composite detergent cartridge 130, first open the upper cover 190, take out the composite detergent cartridge 130 from the detergent cartridge housing 110, and then apply the composite detergent cartridge 130 to the detergent cartridge housing 110. The canister 130 is cleaned, and the composite detergent canister 130 is reinserted into the inner side of the detergent canister housing 110 to easily complete the cleaning of the aforementioned composite detergent canister 130.

[0072] Figure 8 A plan view showing a part of the cutout of the detergent supply device of the second embodiment of the present invention, Picture 9 Shows the state of setting the composite detergent cartridge Figure 8 The section view of line III-III, refer to below Figure 8 with Picture 9 The detergent supply device of the second embodiment of the present invention will be described in detail.

[0073] The detergent supply device of the second embodiment of the present invention has the following structure: the liquid detergent cartridge 200 has a storage device 210 and a discharge pipe 205, and the storage device 201 contains the liquid detergent in the detergent supply device of the first embodiment. The discharge pipe 205 receives the washing water supplied from the water supply dispenser 140, and supplies the detergent and washing water mixture to the water supply port 115 side; the liquid detergent input member supplies the liquid detergent cartridge 200 The detergent can individually supply liquid detergent for performing bleaching and washing performance other than the rinsing performance to the inside of the washing tub through an operation selected by the user.

[0074] Hereinafter, the installation structure of the above-mentioned liquid detergent cartridge 200 will be described in detail.

[0075] In order for the liquid detergent cartridge 200 to receive the washing water supply, the liquid detergent cartridge 200 is supported by a supporting member provided at the lower part of the pre-washing water supply passage 141 of the water supply distributor 140, in order to mix the liquid detergent and the washing water. The liquid is directly supplied into the washing tub, and the liquid detergent cartridge 200 is installed on the upper side of the water supply port 115 of the detergent cartridge housing 110.

[0076] In addition, the above-mentioned supporting member is composed of a first rib 251 and a second rib 251. In order to support the bottom surface of the accommodating device 201 of the liquid detergent cartridge 200, two of the first ribs 251 are protrudingly formed on the inner surface of the detergent cartridge housing 110; to support the side surface of the accommodating device 201, the two first ribs Two ribs 251 are formed protrudingly on the inner surface of the detergent tub housing 110; the first rib 251 and the second rib 251 simultaneously support the bottom surface and the side surface of the liquid detergent tub 200, and fix the liquid detergent tub 200.

[0077] The liquid detergent input component for supplying liquid detergent to the inside of the liquid detergent cartridge 200 includes the following structure: an automatic liquid detergent dispenser (not shown in the drawing), a connection port 220 and a supply pipe 210. The liquid detergent automatic feeder is arranged on one side of the main body 10, and contains a certain amount of liquid detergent inside, and supplies the liquid detergent to the liquid detergent cartridge 200; the connection port 220 is formed on the detergent cartridge housing , Make the liquid detergent supplied from the liquid detergent automatic dispenser flow into the liquid detergent cartridge 200; the two ends of the supply pipe 210 are respectively connected to the liquid detergent automatic dispenser and the connection port 220 to supply liquid Detergent.

[0078] Hereinafter, the activation and function of the detergent supply device according to the second embodiment of the present invention having the above-mentioned structure will be described in detail.

[0079] First, when the user does not use a powder-shaped detergent, but uses a liquid detergent, the user directly operates the operating device to select the use mode of the liquid detergent.

[0080] After the use mode of the liquid detergent is selected, the washing water passing through the hose 81 is sent only to the side of the pre-washing water supply channel 141 through the control of the control device. The valve is opened to supply washing water to the pre-wash water supply passage 141 side, and part of the washing water supplied to the inside of the pre-wash water supply passage 141 flows into the lower side through the first water supply hole 148 provided on the bottom surface of the pre-wash water supply passage 141. At the same time, the liquid detergent cartridge 200 is supplied with remaining washing water to the composite detergent cartridge 130 through the second water supply hole 149.

[0081] Then, the wash water supplied to the side of the composite detergent cartridge 130 through the second water supply hole 149 is supplied to the inner side of the pre-wash detergent accommodating device 131 through the inflow hole 138 of the composite detergent cartridge 130. At this time, due to the pre-washing The inside of the washing detergent accommodating device 131 is in a state where the user has not put in a powder-shaped detergent, so the washing water can be supplied to the inside of the washing tub through the water supply port 115 and the water supply hose 12.

[0082] The washing water supplied to the liquid detergent cartridge 200 through the first water supply channel 148 is mixed with the liquid detergent in the liquid detergent cartridge 200, and then discharged through the discharge pipe 205 using the principle of siphon. The water supply port 115 on the lower side of the cartridge 200 and the water supply hose 12 are supplied to the washing tub, completing the supply of liquid detergent to the inside of the washing space.

[0083] On the one hand, although the embodiments of the present invention are cited and described in order to help understand the structure of the present invention, it is not limited to the above-mentioned embodiments, and many modifications can be proposed within the scope of the technical idea of ​​the present invention.