Washing feeding device and washing machine

Abstract

A washing feeding device includes a water box, and a feeding box installed in the water box; at least one feeding chamber is arranged in the feeding box. A baffle board is pivoted and installed in the feeding chamber for preventing water from flowing to a water outlet. A gap portion is formed on the baffle board, and an inlet water flow of the water box flows to the gap portion of the baffle board that is open when the baffle board is pivoted, and the inlet water flow washes a bottom wall of the feeding chamber below the baffle board after passing through the baffle board from the gap portion and opening the baffle board. Via the above arrangement, residue of washing powder at the water outlet of the feeding chamber shielded by the baffle board is prevented.

1 . A washing feeding device, comprising a water box, and a feeding box installed in the water box; wherein,
 at least one feeding chamber is arranged in the feeding box;   a baffle board is pivoted and installed in the feeding chamber for preventing water from flowing to a water outlet;   a gap portion is formed on the baffle board, and an inlet water flow of the water box flows to the gap portion of the baffle board being open when the baffle board is pivoted, and   the inlet water flow washes a bottom wall of the feeding chamber below the baffle board after passing through the baffle board from the gap portion, and opening the baffle board.   
     
     
         2 . The washing feeding device according to  claim 1 , wherein an auxiliary baffle board is arranged in the feeding chamber, and the gap portion is blocked by the auxiliary baffle board when the baffle board is reset, 
 so that the baffle board and the auxiliary baffle board jointly separate the feeding chamber into two mutually independent portions.   
     
     
         3 . The washing feeding device according to  claim 2 , wherein the gap portion is arranged on a position, close to a side wall of the feeding chamber, of the baffle board, and 
 so that water flow washing the feeding chamber flows from a corresponding side of the feeding chamber and passes through the gap portion to wash the bottom wall of the feeding chamber below the baffle board.   
     
     
         4 . The washing feeding device according to  claim 3 , wherein the auxiliary baffle board is vertically arranged in the feeding chamber, at least a portion of a periphery of the auxiliary baffle board protrudes out of a periphery of the gap portion when the baffle board is reset, and 
 the baffle board is limited to a vertical closing position via the auxiliary baffle board when the baffle board is reset.   
     
     
         5 . The washing feeding device according to  claim 1 , wherein a siphon is arranged on the baffle board for communicating two sides of the baffle board, 
 so that at an upstream side of the baffle board, a detergent fed to the water box from the feeding chamber and inlet water are blocked jointly by the baffle board and the auxiliary baffle board to accumulated until reaching a liquid level for triggering a siphonic effect, and flow to a downstream side of the baffle board through the siphon, and flow out from the feeding chamber through the water outlet.   
     
     
         6 . The washing feeding device according to  claim 5 , wherein the siphon is a flow channel with inverted U-shape, two ends of the flow channel are respectively located at two sides of the baffle board, and 
 a height of the flow channel at a corner is not lower than a height of a top end of the baffle board.   
     
     
         7 . The washing feeding device according to  claim 6 , wherein one end of the flow channel with inverted U-shape located at the upstream side of the baffle board is a water inlet end and the other end of the flow channel with inverted U-shape located at the downstream side of the baffle board is a water outlet end,
 an interval is formed between the water inlet end and the bottom wall of the feeding chamber for introducing the detergent and water to flow into the flow channel, and   an interval is formed between the water outlet end and the bottom wall of the feeding chamber for introducing the detergent and water to flow out of the flow channel.   
     
     
         8 . The washing feeding device according to  claim 7 , wherein the water inlet end of the flow channel with inverted U-shape is higher than the water outlet end of the flow channel with inverted U-shape. 
     
     
         9 . The washing feeding device according to  claim 5 , wherein the siphon comprises a main body which is fixedly installed or integrated onto the baffle board, and the main body is a tubular shape extending vertically and being hollow inside;
 a hollow portion of the main body is separated by the baffle board into two mutually independent portions: a water inlet flow channel and a water outlet flow channel;   a top of the main body is buckled with an upper cover in a sealing manner, a lower side of the upper cover is provided with a groove sinking inward, and   tops of the water inlet flow channel and the water outlet flow channel are communicated by the groove.   
     
     
         10 . The washing feeding device according to  claim 1 , wherein two ends of a top of the baffle board are respectively provided with rotary shafts which protrude outwards,
 the two rotary shafts are arranged coaxially and penetrate respectively into side walls of the feeding chamber at a corresponding side, and the baffle board is installed onto the feeding box in an axial rotation manner,   the baffle board is in vertical position for blocking the detergent while the detergent is fed into the water box from the feeding box, and   the baffle board is in horizontal or oblique position for flowing the washing powder to the water outlet while the washing powder is fed into the water box from the feeding box.   
     
     
         11 . The washing feeding device according to  claim 3 , wherein the water outlet of the feeding chamber is arranged in a side opposite to the gap portion on the baffle board. 
     
     
         12 . The washing feeding device according to  claim 2 , wherein a siphon is arranged on the baffle board for communicating two sides of the baffle board, 
 so that at an upstream side of the baffle board, a detergent fed to the water box from the feeding chamber and inlet water are blocked jointly by the baffle board and the auxiliary baffle board to accumulated until reaching a liquid level for triggering a siphonic effect, and flow to a downstream side of the baffle board through the siphon, and flow out from the feeding chamber through the water outlet.   
     
     
         13 . The washing feeding device according to  claim 3 , wherein a siphon is arranged on the baffle board for communicating two sides of the baffle board, 
 so that at an upstream side of the baffle board, a detergent fed to the water box from the feeding chamber and inlet water are blocked jointly by the baffle board and the auxiliary baffle board to accumulated until reaching a liquid level for triggering a siphonic effect, and flow to a downstream side of the baffle board through the siphon, and flow out from the feeding chamber through the water outlet.   
     
     
         14 . The washing feeding device according to  claim 4 , wherein a siphon is arranged on the baffle board for communicating two sides of the baffle board, 
 so that at an upstream side of the baffle board, a detergent fed to the water box from the feeding chamber and inlet water are blocked jointly by the baffle board and the auxiliary baffle board to accumulated until reaching a liquid level for triggering a siphonic effect, and flow to a downstream side of the baffle board through the siphon, and flow out from the feeding chamber through the water outlet.   
     
     
         15 . The washing feeding device according to  claim 8 , wherein the bottom wall of the feeding chamber is arranged obliquely downward gradually toward the water outlet along a direction vertical to the baffle board. 
     
     
         16 . The washing feeding device according to  claim 6 , wherein the siphon comprises a main body which is fixedly installed or integrated onto the baffle board, and the main body is a tubular shape extending vertically and being hollow inside;
 a hollow portion of the main body is separated by the baffle board into two mutually independent portions: a water inlet flow channel and a water outlet flow channel;   a top of the main body is buckled with an upper cover in a sealing manner, a lower side of the upper cover is provided with a groove sinking inward, and   tops of the water inlet flow channel and the water outlet flow channel are communicated by the groove.   
     
     
         17 . The washing feeding device according to  claim 7 , wherein the siphon comprises a main body which is fixedly installed or integrated onto the baffle board, and the main body is a tubular shape extending vertically and being hollow inside;
 a hollow portion of the main body is separated by the baffle board into two mutually independent portions: a water inlet flow channel and a water outlet flow channel;   a top of the main body is buckled with an upper cover in a sealing manner, a lower side of the upper cover is provided with a groove sinking inward, and   tops of the water inlet flow channel and the water outlet flow channel are communicated by the groove.   
     
     
         18 . The washing feeding device according to  claim 8 , wherein the siphon comprises a main body which is fixedly installed or integrated onto the baffle board, and the main body is a tubular shape extending vertically and being hollow inside;
 a hollow portion of the main body is separated by the baffle board into two mutually independent portions: a water inlet flow channel and a water outlet flow channel;   a top of the main body is buckled with an upper cover in a sealing manner, a lower side of the upper cover is provided with a groove sinking inward, and   tops of the water inlet flow channel and the water outlet flow channel are communicated by the groove.   
     
     
         19 . The washing feeding device according to  claim 5 , wherein two ends of a top of the baffle board are respectively provided with rotary shafts which protrude outwards,
 the two rotary shafts are arranged coaxially and penetrate respectively into side walls of the feeding chamber at a corresponding side, and the baffle board is installed onto the feeding box in an axial rotation manner,   the baffle board is in vertical position for blocking the detergent while the detergent is fed into the water box from the feeding box, and   the baffle board is in horizontal or oblique position for flowing the washing powder to the water outlet while the washing powder is fed into the water box from the feeding box.   
     
     
         20 . The washing feeding device according to  claim 8 , wherein two ends of a top of the baffle board are respectively provided with rotary shafts which protrude outwards,
 the two rotary shafts are arranged coaxially and penetrate respectively into side walls of the feeding chamber at a corresponding side, and the baffle board is installed onto the feeding box in an axial rotation manner,   the baffle board is in vertical position for blocking the detergent while the detergent is fed into the water box from the feeding box, and   the baffle board is in horizontal or oblique position for flowing the washing powder to the water outlet while the washing powder is fed into the water box from the feeding box.