CN113308840B

CN113308840B - Roller assembly for washing machine

Info

Publication number: CN113308840B
Application number: CN202110594143.XA
Authority: CN
Inventors: 王爱琴
Original assignee: Hefei Royalstar Electronic Appliance Group Co Ltd
Current assignee: Hefei Royalstar Electronic Appliance Group Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-11-11
Anticipated expiration: 2041-05-28
Also published as: CN113308840A

Abstract

The invention discloses a drum component for a washing machine, and relates to the technical field of household appliances. The drum component for the washing machine comprises an inner drum and an outer drum, wherein a plurality of water filtering holes are formed in the inner drum in a penetrating mode, and the inner drum is rotatably connected with the outer drum through a driving shaft. This drum subassembly for washing machine, the inner tube corotation and reversal in-process under drive arrangement's effect, if there is the button that drops in the inner tube is inside, the inboard of inner tube can be pressed close to and remove until removing to transmission channel under the effect of centrifugal force to can fix the button through transmission device, only when transmission block and collection piece contact, transmission device just can break away from the button, the button can be stored in removing to the collection storehouse of collection piece inside under the effect of centrifugal force, thereby the centrifugal force that the button received when can utilizing the inner tube to rotate collects the inboard button of inner tube, collision noise and fish tail clothing are sent between button and the inner tube of avoiding droing.

Description

Roller assembly for washing machine

Technical Field

The invention relates to the technical field of household appliances, in particular to a drum component for a washing machine.

Background

Home appliances mainly refer to various electric and electronic appliances used in homes and the like. Also known as civil electric appliances and daily electric appliances. The household appliances are released from heavy, trivial and time-consuming household work, more comfortable and beautiful life and working environment which are more beneficial to physical and mental health are created for human beings, rich and colorful cultural entertainment conditions are provided, and the classification method of the household appliances which become the necessities of modern family life is not unified yet in the world. The existing household appliances generally include household refrigerators, air conditioners, electric fans, ventilating fans, air coolers, washing machines, clothes dryers, electric irons, dust collectors, microwave ovens, electromagnetic ranges, electric ovens, electric cookers, and the like.

Among home washing machines, a drum type washing machine is widely used, and has a function of washing stains on laundry in cooperation with washing powder or laundry detergent. The drum assembly inside the drum type washing machine is divided into an inner drum and an outer drum, the inner drum rotates, the outer drum is fixed, and the driving device controls the forward rotation and the reverse rotation of the inner drum to clean clothes. However, in the washing process of the washing machine, the buttons on part of clothes may be separated from the clothes and stay in the inner drum under the collision with the inner drum, the buttons falling off in the cleaning process of the inner drum continuously collide with the inner drum to generate noise, and the buttons falling off in the high-speed rotation process may scratch the clothes, so that certain defects exist.

Disclosure of Invention

Technical problem to be solved

In view of the deficiencies of the prior art, the present invention provides a drum assembly for a washing machine, which solves the problems set forth in the background art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a drum assembly for washing machine, includes inner tube and urceolus, run through on the inner tube and seted up a plurality of drainage holes, the inner tube passes through the drive shaft and is connected with the urceolus rotation, urceolus bottom and drain pipe intercommunication, run through between the inner tube inboard and the outside by the transmission block and with transmission block fixed connection, run through between the transmission block both sides and seted up transmission path, transmission path one end and the inboard intercommunication of inner tube, the other end setting is between inner tube and urceolus, run through by the collection piece between the urceolus inboard and the outside and with collection block fixed connection, the collection piece is inside to have seted up and to collect the storehouse, it is located between inner tube and the urceolus to collect storehouse one end.

Preferably, two groups of first cavities and two groups of second cavities are formed in the transmission block, the two groups of first cavities and the two groups of second cavities are symmetrically arranged on two sides of the transmission channel, the first cavities are communicated with the transmission channel, and transmission mechanisms are arranged in the first cavities and the second cavities.

Preferably, transmission device includes shell fragment one, transfer line, dwang one, turning block, dwang two and locating piece, shell fragment one is fixed at cavity two inside and to the outside protrusion of cavity, shell fragment one is located two inside one sides of cavity and is fixed with transfer line one end, the transfer line other end and dwang one side sliding connection, dwang one is fixed with the turning block, the turning block rotates and installs in cavity one and two junctions of cavity, and cavity one is isolated with cavity two through the turning block, the turning block is close to cavity one side and is fixed with two one ends of dwang, two other ends of dwang are fixed with the locating piece.

Preferably, one side that the collection piece is located the urceolus inboard is fixed with two ejector pads, two the ejector pad sets up respectively in collection storehouse port department top and bottom, the distance that collection storehouse port is in between the inner tube outside equals the distance between the transmission path both ends, collect the storehouse bottom be fixed with the drainage board and with the passageway intercommunication of unloading, passageway internally mounted of unloading has the stopper of unloading.

Preferably, the locating piece is including installation piece and drive block, the drive block rotates and installs on the installation piece, the drive block rotates with connecting rod one end and is connected, the connecting rod other end rotates with telescopic link one end and is connected, the telescopic link other end rotates with the installation piece and is connected, be connected through shell fragment two between connecting rod and the telescopic link, connecting rod and telescopic link junction and installation piece sliding connection just are fixed with push rod one end, the push rod other end and stopper sliding connection, the stopper is closed to the drive block for closed angle form and stopper closed angle end, and the other end rotates and installs on the installation piece, the push rod is located between the stopper both ends.

Preferably, a plurality of water passing grooves are formed in the two sides of the driving block in a penetrating mode, a flow guide block is arranged between every two water passing grooves, the two sides, close to the water passing grooves, of the flow guide block are inwards concave arc-shaped surfaces, and the thickness of one side, close to the driving block, of the flow guide block is larger than that of one side, far away from the driving block, of the flow guide block.

(III) advantageous effects

The invention provides a drum assembly for a washing machine. The method has the following beneficial effects:

(1) This drum subassembly for washing machine, the inner tube corotation and reversal in-process under drive arrangement's effect, if there is the button that drops in the inner tube is inside, the inboard of inner tube can be pressed close to and remove until removing to transmission channel under the effect of centrifugal force to the button can be fixed through transmission device, only when transmission block and collection piece contact, transmission device just can break away from the button, the button can be stored in removing to the collection storehouse of collection piece inside under the effect of centrifugal force, thereby the centrifugal force that the button received when can utilizing the inner tube to rotate collects the inboard button of inner tube, collision noise and fish tail clothing are sent out between button and the inner tube of avoiding droing.

(2) This drum subassembly for washing machine can prevent to collect the inside liquid discharge in storehouse through set up the drainage plate in collecting the storehouse, piles up too much liquid in storehouse to can unload to the button of collecting the storehouse inside through the stopper of unloading and the passageway of unloading, prevent that the button from piling up too much and can't collect the button again.

(3) This washing machine is with drum set spare, through the special design that is in the distance between the inner tube outside to the collection storehouse port can make the inside button of transmission channel only can remove to the collection storehouse inside, prevent that the inside button of transmission channel from removing to between inner tube and the urceolus.

(4) This drum subassembly for washing machine can utilize the thrust of button to fix the position of locating piece through set up the stopper on the installation piece, prevents that the button from being greater than the elasticity of shell fragment to the thrust of locating piece and promoting the locating piece rotation and cause the button to break away from transmission channel.

(5) This drum subassembly for washing machine can guide the rivers of drive block side through set up water trough and water conservancy diversion piece on the drive block to can reduce the thrust of the rivers that the drive block received, and then can reduce rivers to the influence of locating piece state, improved the stability of locating piece.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a left side cut-away view of the invention as a whole;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

FIG. 4 is a schematic view of a positioning block according to the present invention;

FIG. 5 is a schematic diagram of a driving block according to the present invention.

In the figure: the device comprises an inner cylinder 1, an outer cylinder 2, a driving shaft 3, a drain pipe 4, a transmission block 5, a transmission channel 51, a cavity I52, a cavity II 53, a transmission mechanism 54, a spring piece I1, a transmission rod 2, a rotation rod I3, a rotation block 4, a rotation rod II 5, a positioning block 6, a mounting block b1, a driving block b2, a water trough b21, a flow guide block b22, a connecting rod b3, a telescopic rod b4, a spring piece II b5, a push rod b6, a limiting block b7, a collecting block 6, a collecting bin 61, a push block 62, a water filtering plate 63, a discharging channel 64 and a discharging plug 65.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a drum assembly for washing machine, including inner tube 1 and urceolus 2, run through on the inner tube 1 and seted up a plurality of drainage holes, inner tube 1 rotates with urceolus 2 through drive shaft 3 and is connected, 2 bottoms of urceolus and drain pipe 4 intercommunication, run through by transmission block 5 between 1 inboard of inner tube and the outside and with transmission block 5 fixed connection, transmission channel 51 has been seted up in running through between 5 both sides of transmission block, transmission channel 51 one end and 1 inboard intercommunication of inner tube, the other end sets up between inner tube 1 and urceolus 2, run through and collect piece 6 and collect 6 fixed connection between 2 inboard of urceolus and the outside by collection block 6, collect 6 inside collection storehouse 61 of having seted up of piece, it is located between

inner tube

1 and 2 to collect storehouse 61 one end, inner tube 1 corotation and reversal in-process under drive arrangement's effect, if there is the button that drops in 1 inside of inner tube, the button can press close to the inboard of inner tube 1 and remove until moving to inside transmission channel 51 under the effect of centrifugal force, when transmission block 5 and collection piece 6 contact, the button can move under the effect and collect the inboard fish tail of inner tube and send the noise of inner tube and the collision.

Preferably, in this embodiment, in order to fix the button inside the transmission channel 51 for a short time, two sets of cavities, namely the first cavity 52 and the second cavity 53, are formed inside the transmission block 5, the two sets of cavities, namely the first cavity 52 and the second cavity 53, are symmetrically arranged on two sides of the transmission channel 51, the first cavity 52 is communicated with the transmission channel 51, and the transmission mechanisms 54 are arranged inside the first cavity 52 and the second cavity 53; the transmission mechanism 54 comprises a first elastic sheet a1, a transmission rod a2, a first rotating rod a3, a rotating block a4, a second rotating rod a5 and a positioning block a6, in order to enable the first elastic sheet a1 to be deformed when contacting with the collection block 6, the first elastic sheet a1 is fixed inside the second cavity 53 and protrudes outside the second cavity 53, one side of the first elastic sheet a1, which is positioned inside the second cavity 53, is fixed with one end of the transmission rod a2, the other end of the transmission rod a2 is connected with one side face of the first rotating rod a3 in a sliding mode, the first rotating rod a3 is fixed with the rotating block a4, in order to prevent liquid inside the transmission channel 51 from entering the second cavity 53, the rotating block a4 is rotatably installed at the connection position of the first cavity 52 and the second cavity 53, the first cavity 52 is isolated from the second cavity 53 through the rotating block a4, one side of the rotating block a4, which is close to the first cavity 52, is fixed with one end of the second rotating rod a5, and the other end of the second rotating block a5 is fixed with the positioning block a 6.

Preferably, in this embodiment, in order to cooperate with the transmission mechanism 54 to enable the buttons to be stored only inside the collection chamber 61, two pushing blocks 62 are fixed on one side of the collection block 6 located inside the outer cylinder 2, the two pushing blocks 62 are respectively arranged at the top and the bottom of the port of the collection chamber 61, the distance between the ports of the collection chamber 61 located outside the inner cylinder 1 is equal to the distance between the two ends of the transmission channel 51, in order to be able to unload the buttons inside the collection chamber 61, a water filtering plate 63 is fixed at the bottom of the collection chamber 61 and is communicated with the unloading channel 64, and an unloading plug 65 is installed inside the unloading channel 64.

Preferably, in this embodiment, in order to prevent the button from pushing the positioning block a6 to rotate, the positioning block a6 includes an installation block b1 and a driving block b2, the driving block b2 is rotatably installed on the installation block b1, the driving block b2 is rotatably connected with one end of a connecting rod b3, the other end of the connecting rod b3 is rotatably connected with one end of a telescopic rod b4, the other end of the telescopic rod b4 is rotatably connected with the installation block b1, the connecting rod b3 is connected with the telescopic rod b4 through a second elastic piece b5, the connection between the connecting rod b3 and the telescopic rod b4 is slidably connected with the installation block b1 and is fixed with one end of a push rod b6, the other end of the push rod b6 is slidably connected with a limiting block b7, the limiting block b7 is in a pointed angle shape, the pointed angle end of the limiting block b7 is close to the driving block b2, the other end is rotatably installed on the installation block b1, and the push rod b6 is located between two ends of the limiting block b 7.

Preferably, in this embodiment, in order to reduce the influence of water flow on the positioning block a6 and increase the stability of the positioning block a6, a plurality of water passing grooves b21 penetrate through two sides of the driving block b2, a flow guide block b22 is disposed between every two water passing grooves b21, two sides of the flow guide block b22 close to the water passing grooves b21 are arc surfaces which are recessed inwards, and the thickness of one side of the flow guide block b22 close to the driving block b2 is greater than that of one side far away from the driving block b 2.

The working principle is as follows: the clothes are put into the inner barrel 1, a switch of a washing machine is turned on, the driving device enables the inner barrel to rotate through the driving shaft 3, when buttons in the clothes fall off, the buttons can rotate along the inner barrel 1 in the inner barrel 1, and due to the fact that the inner barrel 1 continuously rotates forwards and backwards, and the size of the buttons is small, the buttons can continuously press close to the inner side of the inner barrel 1 until being attached to the inner side of the inner barrel 1 and rotate along with the inner barrel 1 under the action of centrifugal force, under the condition that the inner barrel 1 rotates forwards and backwards alternately, the buttons can enter the transmission channel 51 and abut against the positioning block a6, when one elastic piece a1 rotates to be in contact with the pushing block 62, the buttons can be pushed to deform by the pushing block 62, the elastic piece a1 pushes the transmission rod a2 to move, the transmission rod a2 pushes the rotating rod a3, the rotating block a4, the rotating rod a5 and the positioning block a6 to rotate, so that the positioning block a6 is separated from the buttons, at the moment, when the other elastic piece a1 rotates to be in an inclined state in the transmission channel 51, one side of the button is attached to the pushing block 62, the other side of the button, and the button enters the collection bin 61, and when the button collection channel, the button collection end of the collection bin is collected by centrifugal force; the water in the collection bin 61 can be filtered out through the water filtering plate 63, the buttons can still stay in the collection bin 61, when the button needs to be unloaded, the unloading plug 65 is taken down, and the buttons in the collection bin 61 can slide out through the unloading channel 64 to finish unloading; when the button is in contact with the positioning block a6 and generates thrust on the positioning block a6, the driving block b2 is pushed by the button to rotate, the driving block b2 pushes the telescopic rod b4 to stretch through the connecting rod b3, the push rod b6 pushes the limiting block b7 to rotate until the limiting block b7 is in contact with the inner wall of the transmission channel 51, the larger the thrust of the button on the driving block b2 is, the larger the interaction force between the limiting block b7 and the inner wall of the transmission channel 51 is, and therefore the button can be prevented from pushing the positioning block a6 to rotate; the water flow at the side of the driving block b2 passes through the water trough b21 under the guiding action of the flow guide block b22 to reduce the water pressure at the side of the driving block b 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drum assembly for washing machine, includes inner tube (1) and urceolus (2), its characterized in that: the inner cylinder (1) is provided with a plurality of water filtering holes in a penetrating mode, the inner cylinder (1) is rotatably connected with the outer cylinder (2) through a driving shaft (3), the bottom of the outer cylinder (2) is communicated with a drain pipe (4), the inner side and the outer side of the inner cylinder (1) are communicated with each other through a transmission block (5) and fixedly connected with the transmission block (5), a transmission channel (51) is arranged between two sides of the transmission block (5) in a penetrating mode, one end of the transmission channel (51) is communicated with the inner side of the inner cylinder (1), the other end of the transmission channel is arranged between the inner cylinder (1) and the outer cylinder (2), the inner side and the outer side of the outer cylinder (2) are communicated with each other through a collection block (6) and fixedly connected with the collection block (6), a collection bin (61) is arranged inside the collection block (6), and one end of the collection bin (61) is located between the inner cylinder (1) and the outer cylinder (2);

two groups of cavities I (52) and II (53) are formed in the transmission block (5), the two groups of cavities I (52) and II (53) are symmetrically arranged on two sides of the transmission channel (51), the cavities I (52) are communicated with the transmission channel (51), and a transmission mechanism (54) is arranged in each of the cavities I (52) and II (53);

transmission device (54) include shell fragment one (a 1), transfer line (a 2), dwang one (a 3), turning block (a 4), dwang two (a 5) and locating piece (a 6), shell fragment one (a 1) is fixed in cavity two (53) inside and to cavity two (53) outside protrusion, shell fragment one (a 1) is located cavity two (53) inside one side and is fixed with transfer line (a 2) one end, the transfer line (a 2) other end and dwang one (a 3) side sliding connection, dwang one (a 3) is fixed with turning block (a 4), turning block (a 4) is rotated and is installed in cavity one (52) and cavity two (53) junction, and cavity one (52) is isolated with cavity two (53) through turning block (a 4), turning block (a 4) is close to dwang cavity one (52) one side and is fixed with cavity two (a 5) one end, the two (a 5) other ends are fixed with locating piece (a 6).

2. A drum assembly for a washing machine according to claim 1, wherein: one side that collection piece (6) are located urceolus (2) inboard is fixed with two ejector pads (62), two ejector pad (62) set up respectively and collect storehouse (61) port department top and bottom, the distance that collection storehouse (61) port is in between the inner tube (1) outside equals the distance between transmission path (51) both ends, it is fixed with drainage board (63) and communicates with passageway (64) of unloading to collect storehouse (61) bottom, passageway (64) internally mounted of unloading has the stopper (65) of unloading.

3. A drum assembly for a washing machine according to claim 1, wherein: locating piece (a 6) rotates including installation piece (b 1) and drive block (b 2), drive block (b 2) is installed on installation piece (b 1), drive block (b 2) rotates with connecting rod (b 3) one end and is connected, connecting rod (b 3) other end rotates with telescopic link (b 4) one end and is connected, telescopic link (b 4) other end rotates with installation piece (b 1) to be connected, be connected through shell fragment two (b 5) between connecting rod (b 3) and telescopic link (b 4), connecting rod (b 3) and telescopic link (b 4) junction and installation piece (b 1) sliding connection and fixed with push rod (b 6) one end, push rod (b 6) other end and stopper (b 7) sliding connection, stopper (b 7) are closed to drive block (b 2) for closed angle shape and stopper (b 7) closed angle end, and the other end rotates and installs on installation piece (b 1), push rod (b 6) is located between stopper (b 7) both ends.

4. A drum assembly for a washing machine according to claim 3, wherein: a plurality of water passing grooves (b 21) are formed in the two sides of the driving block (b 2) in a penetrating mode, a flow guide block (b 22) is arranged between every two water passing grooves (b 21), the two sides, close to the water passing grooves (b 21), of the flow guide block (b 22) are inwards concave arc-shaped surfaces, and the thickness of one side, close to the driving block (b 2), of the flow guide block (b 22) is larger than that of one side, far away from the driving block (b 2).