JP4844604B2 - Washing machine - Google Patents

Description

  The present invention relates to a washing machine provided with lint capturing means.

  Conventionally, when this type of washing machine is difficult to provide a means for effectively capturing lint generated during operations such as washing, rinsing, dehydration, etc., inside the washing machine outer box, Means for providing a lint capture box in the middle of a drainage hose led outward has been proposed (see, for example, Patent Document 1).

  7 and 8 show a conventional washing machine described in Patent Document 1. FIG.

  7, the lint repair box 28 has a water inlet 30 connected to a first drain hose 44 connected to a drain connection port 43 disposed on the side of the washing machine outer box 42. As shown in FIG. After washing water flows in and lint is captured inside, it is discharged from the second drain hose 45 connected to the outlet 31 on the opposite side to the drain tube 46 such as the floor surface.

As shown in the external view of FIG. 8, the configuration of the lint capturing box 28 includes a lint filter 47 for lint capture having a lid 34 that is openable upward and having a lattice-shaped capture portion 48 inward. It was arranged on both diagonal lines so as to be detachable from the lint repair box 28 so as to facilitate cleaning.
JP 2004-305404 A

  However, in the conventional configuration, the water inlet 30 and the water outlet 31 of the lint capturing box 28 are often configured to have the same outer diameter, and the first drain hose 44 is connected to the water inlet 30 during installation. It is easy to invite wrong installation such as connecting to the water outlet 31 where it has to be connected. As a result, the lint capture is not sufficient or, in the worst case, the flow of water in the lint capture box 28 However, the internal pressure of the lint capturing box 28 is increased, causing a problem of water leakage. In addition, if the lint capturing box 28 is not installed in a stable state and becomes unstable such as lying down, there is a risk that the lint capturing function may be deteriorated or water leakage may occur.

  The present invention solves the above-mentioned conventional problems, and can be easily discriminated visually when installing the drainage hose, and can be configured so that it cannot be inserted even if the drainage hose is erroneously connected, The purpose is to provide a washing machine capable of fail-safe safety measures and to stably install a lint capture box.

In order to solve the above-described conventional problems, the washing machine of the present invention includes an in-machine drain hose communicated with an inner bottom of a water tub and a drain connection port below a washing machine outer box, and a drain hose having one end piped to the drain connection port. The drainage hose is connected to the tip of the drainage hose, provided with a lint filter for capturing the lint from flowing water inside, and having a container-like lint capture box with a water inlet located above the water outlet on the side. Is a diameter with different connection dimensions to the drain connection port and the water inlet at both ends, the lint capture box is configured to have different outer diameter dimensions of the water inlet and the water outlet, and The outer diameter of the water outlet is the same as the outer diameter of the drain connection port of the washing machine outer box. As a result, when the drainage hose is connected and installed, it can be easily discriminated visually, and further, a configuration that cannot be inserted even if the drainage hose is mistakenly connected is possible, and the safety measures for failsafe can be enhanced.

  The washing machine of the present invention can prevent erroneous connection of the drainage hose during installation, and can perform fail-safe safety measures.

  1st invention was connected to the water tank stored in the outer box of a washing machine, the washing tub rotatably provided in the said water tank, the inner bottom part of the said water tank, and the drainage connection port under the said washing machine outer box An in-machine drain hose, a drain hose that pipes one end to the drain connection port and drains out of the machine from the other end, and is connected to the other end of the drain hose so that the lid can be opened and closed upward. A lint filter that captures lint from running water, and has a container-like lint capture box with a water inlet located above the water outlet on the side, and the drainage hose includes the drainage connection ports at both ends and the front The connection dimensions to the entry port have different diameters, the lint capture box is configured to have different outer diameters of the water inlet and the water outlet, and the outer diameter of the water outlet is The same dimensions as the outer diameter of the drainage connection port of the washing machine outer box This makes it easy to visually identify the drainage hose when it is connected and installed, and even if you try to connect the drainage hose by mistake, measures can be taken and failsafe safety measures should be taken. Can do.

  In the second aspect of the invention, in particular, the inlet and outlet of the lint capture box of the first aspect of the present invention are configured so that the inner diameter of the outlet is larger than the inner diameter of the inlet, so that the inlet flows into the lint capture box. It is possible to discharge a larger flow rate than the flow rate to be performed, and it is possible to prevent the flow of water from stagnation inside the lint capture box and to discharge smoothly.

  In the third aspect of the invention, in particular, the lint capturing box of any one of the first and second aspects of the present invention provides stability during installation by providing an installation foot with a width larger than the lateral width dimension on the side surface in the longitudinal direction. Can be secured.

  In the fourth aspect of the invention, the installation foot of the third aspect of the invention can be installed more stably by attaching a foot cap made of rubber or the like, and the body shakes during drainage, and the installation surface The generated vibration noise can be prevented.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the thing of the same structure as a prior art example attaches | subjects the same code | symbol, and abbreviate | omits description. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
FIG. 1 is a main part configuration diagram of a washing machine according to a first embodiment of the present invention, FIG. 2 is an external configuration arrow view of a lint capture box of the washing machine, and FIG. 3 is a lint capture of the washing machine. 4A is a plan view of the lint filter of the washing machine, FIG. 4B is a lateral side view, and FIG. 5 is a side view of the assembled state of the lint capturing box and the lint filter. Show.

  In FIG. 1, a water tank 2 housed in a washing machine outer box 1 and a washing tank 3 rotatably provided in the water tank 2 are provided, and clothes are put into the washing tank 3 to perform a washing operation.

  The configuration for discharging the washing water inside the aquarium 2 to the outside of the machine is such that an in-machine drainage hose 50 is piped from the drainage port 2a of the aquarium 2 to the drainage connection port 2b below the washing machine outer box 1 and connected to the drainage connection port 2b. The discharged water hose 4 is discharged outside the machine.

Here, in order to remove foreign matters and lint contained in the drainage water, one end of the drainage hose 4 is connected to the drainage connection port 2b, and the other end of the drainage hose 4 is passed to the water inlet 7 of the lint capturing box 6. The drainage after draining the wastewater inside the lint capturing box 6 is discharged from the outlet 8 after connecting to the water possible.

  At this time, the drain hose 4 is configured such that the diameter dimension connected to the drain connection port 2b and the diameter dimension connected to the water inlet 7 of the lint capturing box 6 are different from each other. Furthermore, the outer diameter of the drainage connection port 2 b is set to the same size as the outer diameter of the water outlet 8.

  The lint capture box 6 is connected to a water outlet 8 which is configured on the same surface as the water inlet 7, and a drainage hose 10 from which lint and foreign matters are removed inside the lint capture box 6 is installed from the water outlet hose 10. It is configured to discharge to the drain port 10a on the floor surface side, and a lid 5 for the work of taking out and removing lint and the like accumulated in the interior is disposed at the top so as to be openable and closable. Here, the positional relationship between the water inlet 7 and the water outlet 8 configured on the same surface is such that the water inlet 7 is disposed above the water outlet 8 and the water outlet 8 is disposed close to the floor surface 20. .

  An opening / closing operation mechanism 9 for opening the lid 5 of the lint capturing box 6 is configured on the user operation side 1 a side in front of the washing machine outer box 1.

  As shown in the external configuration diagram of FIG. 2, the lint capture box 6 has a lint filter 11 for lint capture detachably mounted therein, and has a water outlet 8 on the same side as the water inlet 7. And a hinge mechanism 17 that pivotally supports the lid 5 so as to be openable and closable above the lint capturing box 6 constituting the water outlet 8. Therefore, the opening / closing operation mechanism 9 for opening / closing the lid 5 is arranged on the facing side of the water inlet 7, the water outlet 8 and the hinge mechanism 17.

  As shown in the external side view of the lint capture box 6 in FIG. 3, the outside diameter A of the water inlet 7 provided on the side surface of the lint capture box 6 is smaller than the outside diameter B of the water outlet 8, that is, The configuration is such that A <B. Therefore, if the connecting portion 4a connected to the lint capturing box 6 of the drain hose 4 is mistakenly piped to the outlet 8 side, the diameter of the counterpart is too large to be inserted, and the fail safe functions.

  As shown in the plan view of FIG. 4 (a), the lint filter 11 is composed of a mesh part 12 for capturing lint from running water, partition walls 14 and ribs 13. The partition wall 14 is positioned at the mesh part. 12 and the rib 13.

  Further, as shown in the lateral side view of FIG. 4B, the mesh portion 12 has a plurality of heights of the step portions 12a, 12b, and 12c and a step portion 12c at a position higher than the highest step portion 12c. Ribs 13 are formed in a height dimension H. The mesh part 12, that is, the step parts 12a, 12b, and 12c, is provided with a large number of lattice holes 24 each having a side of about 5 mm to form a lint capturing part. On the upper part of the vertical wall 18 that connects between the mesh portion 12 and the rib 13, the lint filter 11 and the partition wall 14 that serves as a handle for detaching from the lint capturing box 6 are provided.

  As shown in the sectional view of the assembled state in FIG. 5, the lint filter 11 mounts the step portions 12 a, 12 b, 12 c on the plurality of convex ribs 15 a, 15 b, 15 c provided on the bottom of the inner wall of the lint capturing box 6. It is accommodated in the lint capture box 6 in the form, and the peripheral edge lower surface of the rib 13 is placed on the upper end of the side wall rib 19 formed on the inner wall of the lint capture box 6 for positioning.

  The step 12 a at the lowest height of the steps 12 a, 12 b, and 12 c forms a water passage 25 by forming a gap of dimension M (dimension N from the floor) from the inner bottom of the lint capturing box 6.

As for the flow of water, the wash water flowing in from the water inlet 7 is the space 2 above the lint filter 11.
From 1, the wash water that has been captured when passing through the meshes of the stepped portions 12 a, 12 b, and 12 c and the drain holes 22 of the vertical wall portion 23 and from which lint has been removed is discharged from the outlet 8.

  Here, the inner diameter D of the water outlet 8 of the lint capturing box 6 is configured to be larger than the inner diameter E of the water inlet 7, that is, E <D.

  The height K of the tip 11a of the step 12c at the highest position of the mesh portion 12 of the lint filter 11 from the installation surface 20 of the lint capturing box 6 is the height a of the inner bottom surface a of the water inlet 7 and the height of the water outlet 8. An intermediate position with respect to the inner diameter upper surface height b, that is, a> K> b is satisfied.

  The height position of the water outlet 8 arranged so as to be close to the floor surface 20 is such that the inner surface lower surface height c is set as small as possible, and the dimension from the floor surface of the lowest stepped portion 12a described above. N is formed so that c <N.

  Further, the tip of the partition wall 14 serving as a handle is set close to the lid 5 with a gap S, and is set lower than the upper edge portion 6a of the lint repair box 6 by a minute gap T.

  About the lint capture means of the washing machine comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, when installing the lint capture box 6, the drain hose 4 and the drain side drain hose 10 are connected to the water inlet 7 and the water outlet 8 of the lint capture box 6, respectively.

  The outer diameter A of the water inlet 7 and the outer diameter B of the water outlet 8 of the lint capture box 6 are set to different outer diameters (A <B) as shown in FIG. In the mounting on the box 6 side, it is possible to prevent erroneous piping such that the water inlet 7 and the water outlet 8 are mistaken.

  Moreover, since the outer diameter B of the water outlet 8 is the same as that of the portion connected to the drainage connection port 2b led out of the machine from the outer box 1, the drainage hose 4 and the drainage side drainage hose 10 necessary for connection are used. Can be configured with the same parts, and cost can be reduced or shared.

  In addition, the dimensional configuration of the water inlet 7 and the water outlet 8 of the lint capture box 6 is such that the inner diameter dimension D of the water outlet 8 is larger than the inner diameter dimension E of the water inlet 7, so that the water inlet 7 enters the lint capture box 6. It becomes possible to discharge a large amount of flow from the water outlet 8 having a larger cross-sectional area of the flow path than the flow rate of inflow, preventing the water flow from stagnation inside the lint capture box 6 and discharging the flow smoothly. .

(Embodiment 2)
FIG. 6A is an external side view of the lint capturing box according to the second embodiment of the present invention, and FIG. 6B is a front view.

  As shown in FIG. 6A, installation feet 27 are arranged before and after the side surface 26 in the longitudinal direction of the lint capturing box 6. (B) As shown in the front view, the installation foot 27 is provided below the left and right side surfaces in a configuration in which the width G is larger than the lateral width dimension F of the lint capturing box, that is, F <G.

  Thereby, since the horizontal distance which becomes a fulcrum is greatly separated from the position of the center of gravity of the main body and falls (rollover), it is difficult to fall down and stability at the time of installation can be improved.

In addition, a foot cap 49 as a separate rubber material is attached to the installation foot 27 to prevent shock and slip, and the lint capturing box 6 shakes and vibrates during drainage, generating vibration sound with the floor surface 20. Can be installed stably due to the anti-slip effect by the frictional force with the floor surface. The same effect can be obtained even if the foot cap 49 as a separate part is formed of a felt material or packing.

  In addition, having the water inlet 7 and the water outlet 8 in the same side surface of the lint capture box 6 demonstrated in this Embodiment is only an example, and based on the technical idea of a claim even if it is not in the same side surface Are included in the present invention.

  As described above, the washing machine according to the present invention greatly improves the workability of lint removal, and can prevent problems due to clogging of the lint filter. Useful as.

  As described above, the washing machine according to the present invention can prevent erroneous connection of the drainage hose at the time of installation, and can perform safety measures for fail-sale, so that it is useful as a washing machine equipped with lint capturing means. It is.

Main part block diagram of washing machine in Embodiment 1 of this invention External view of lint capture box of the washing machine Side view of the lint box of the washing machine (A) Top view of the lint filter of the washing machine (b) Side view of the lint filter of the washing machine Side view of assembled state of lint capture box and lint filter of the washing machine (A) External side view of lint capture box in embodiment 2 of the present invention (b) Front view of the lint capture box Main part configuration diagram of a conventional washing machine Lint capture box external view of a conventional washing machine

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Washing machine outer box 2 Water tank 2a Drain port 2b Drain connection port 3 Laundry tub 4 Drain hose 5 Lid 6 Lint capture box 7 Water inlet 8 Water outlet 10 Water outlet side drain hose 11 Lint filter 15a, 15b, 15c Convex rib 27 Installation feet 49 Foot caps 50 Drain hose

Claims (4)

A water tank housed in a washing machine outer box, a washing tub rotatably provided in the water tank, an in-machine drainage hose communicated with an inner bottom of the water tank and a drainage connection port below the washing machine outer box, A drainage hose that pipes one end to the drainage connection port and drains to the outside of the machine from the other end, and connects to the other end of the drainage hose, and a lid can be opened and closed upward. A lint filter to be captured is arranged, and a side wall is provided with a container-like lint capture box in which a water inlet is disposed above the water outlet, and the drainage hose is connected to the drainage connection port and the water inlet at both ends. Have different diameters, and the lint capture box has different outer diameters of the water inlet and the water outlet, and the outer diameter of the water outlet is the outer box of the washing machine. Washing with the same dimensions as the outer diameter of the drainage connection port Machine. The washing machine according to claim 1, wherein the lint capturing box has an inner diameter dimension of the water outlet larger than an inner diameter dimension of the water inlet. The washing machine according to any one of claims 1 to 2, wherein the lint capturing box is provided with installation feet on a side surface in a longitudinal direction with a width larger than a width dimension. The washing machine according to claim 3, wherein the installation foot is provided with a foot cap made of rubber material or the like.