Washing machine impeller and washing machine thereof
Technical Field
The invention belongs to the field of washing machine devices, and particularly relates to a washing machine impeller and a washing machine with the same.
Background
The impeller of the existing impeller washing machine is provided with a plurality of circular ring ribs and a plurality of transverse ribs along the radial direction of a base body on the lower surface. Because a plurality of annular ribs and transverse ribs protrude out of the lower surface of the base body, and the number of intersection points formed by the annular ribs and the transverse ribs is large, and a plurality of small squares are formed by division. The impeller is provided with a plurality of water leakage holes on the surface, after the impeller is used for a long time, dirt and bacteria can be attached to small squares at the bottom of the impeller and cannot be cleaned, and secondary pollution is caused to clothes of a user.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a washing machine impeller and a washing machine thereof.
In order to solve the technical problems, the invention adopts the technical scheme that:
the invention provides a washing machine impeller, which comprises an impeller and an impeller shield, wherein the impeller shield comprises a sealing part and a clamping part, the sealing part is connected with the lower surface of the impeller in a sealing way, and the clamping part is clamped with the lower surface of the impeller.
Further, joint portion includes the jack catch that a plurality of intervals set up, the lower surface of impeller is provided with the strengthening rib with jack catch cooperation joint.
The lower surface of the impeller is provided with an annular reinforcing rib and a radial reinforcing rib, the annular reinforcing rib and the radial reinforcing rib are intersected to form a groove, the clamping jaws protrude out of the plane of the sealing part, the clamping jaws are inserted into the groove, and the radial reinforcing rib is clamped between the adjacent clamping jaws.
Furthermore, the clamping jaws are arranged in the center of the upper surface of the impeller shield, sealing parts are arranged on the peripheries of the clamping jaws, and the clamping jaws are connected with the sealing parts in a sealing mode.
Furthermore, the center of the impeller is provided with a shaft hole for installing a rotating shaft of the impeller, the clamping jaws are circumferentially arranged along the center of the upper surface of the impeller shield to form a circular ring-shaped structure, the inner circumference of the circular ring-shaped structure is matched with the outer diameter of the shaft hole, and the outer circumference of the circular ring-shaped structure is hermetically connected with the inner circumference of the annular sealing part.
Furthermore, the center of the impeller is provided with a shaft hole for installing a rotating shaft of the impeller, the center of the upper surface of the impeller shield is provided with an annular sealing part, the inner circumference of the annular sealing part is matched with the outer diameter of the shaft hole, and the outer circumference of the sealing part is provided with a plurality of clamping jaws in a surrounding manner.
Further, the distance between at least one outer wall of the clamping jaw and the outer wall of the reinforcing rib is smaller than 0.5 mm.
Furthermore, the upper surface of sealing portion is equipped with the annular strengthening rib matched with annular splice bar with the impeller lower surface, is provided with radial splice bar along its radial in the scope that the annular splice bar encloses to close, the annular splice bar of the innermost circle of sealing portion and the annular splice bar of outermost circle are deposited with the corresponding annular strengthening rib of impeller lower surface respectively and are connected, form airtight space.
Furthermore, the impeller is a plastic impeller, the lower surface of the plastic impeller is connected with an impeller shield, the upper surface of the plastic impeller is provided with a metal plate impeller, and the upper surface of the metal plate impeller is provided with a rotating wheel.
The invention also provides a washing machine, which is provided with the washing machine impeller.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the impeller of the washing machine is provided with the impeller shield, the impeller shield is combined and fixed at the lower part of the impeller in two modes of clamping connection and sealing connection to form a waterproof space, the installation is convenient, the positioning is easy, dirt and bacteria are prevented from being accumulated at the reinforcing ribs on the lower surface of the impeller, the bottom of the impeller is kept clean, and the secondary pollution of clothes is avoided.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic view of the upper surface structure of a pulsator shroud according to the present invention;
FIG. 2 is a schematic view of the lower surface structure of the pulsator shroud according to the present invention;
FIG. 3 is a schematic view of the lower surface structure of the pulsator according to the present invention;
FIG. 4 is a schematic view of the upper surface structure of the pulsator according to the present invention;
FIG. 5 is a schematic view of the structure of the lower surface of the wave wheel with the wave wheel shield;
fig. 6 is an exploded view of the impeller structure of the present invention.
In the figure: 1 sealing part, 2 joint portions, 3 jack catchs, 4 annular bonding ribs, 5 radial bonding ribs, 6 annular reinforcing ribs, 7 radial reinforcing ribs, 8 outlet, 9 recesses, 10 shaft holes, 101 impeller guard shield, 102 plastic impeller, 103 panel beating impeller, 104 runner.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
Example one
As shown in fig. 1 to 6, the present invention provides a pulsator for washing machines, which comprises a pulsator and a pulsator shield 101, wherein the pulsator shield comprises a sealing portion 1 and a clamping portion 2, the sealing portion 1 is hermetically connected with the lower surface of the pulsator to form a closed space, and the clamping portion 2 is clamped with the lower surface of the pulsator to limit water flow to enter and seal.
The lower surface of the impeller of the washing machine is provided with an impeller cover, the impeller cover is provided with a sealing part and a clamping part, and the impeller cover can be fixed at the lower part of the impeller by utilizing two modes of clamping and sealing connection at the same time to form a closed space for preventing water flow from entering. The unable accumulation of dirt and bacterium at the impeller lower surface that has just also avoided in rivers, and then can the impeller bottom clean and tidy, avoid the secondary pollution of clothing.
The sealing part and the clamping part can be integrally formed and can also be connected in a sealing way; joint portion can be directly through the mode of pegging graft or joint connect at the impeller lower surface, the extrusion of water forms waterproof space when utilizing the washing, the sealing can form airtight space through depositing welded mode and impeller lower surface sealing connection, can adopt ultrasonic welding, laser welding etc..
The sealing part and the clamping part of the impeller shield are matched with the structure of the lower surface of the impeller, and are matched with the reinforcing ribs on the lower surface of the impeller. Like this, joint portion makes the impeller guard shield easily fix a position when the installation, and the sealing is impeller guard shield and impeller fixed connection, and both cooperate, form the waterproof space of impeller lower surface, and it is effectual to prevent that the dirt is accumulational, and the installation is also convenient.
The impeller guard shield is connected with the impeller center, sets up outlet 8 on the base member of impeller between impeller guard shield periphery and the impeller periphery for rivers flow out, and the region that is covered by the impeller guard shield at the impeller then does not set up the outlet, makes the region between impeller guard shield and the impeller be airtight space or prevent the waterproof space that rivers got into, and then prevents that dirt and bacterium from piling up in the impeller bottom.
Example two
As shown in fig. 1 to 5, this embodiment is a further limitation of the first embodiment, the clamping portion includes a plurality of claws 3 arranged at intervals, and the lower surface of the pulsator is provided with a reinforcing rib clamped with the claws in a matching manner.
The lower surface of impeller is provided with the strengthening rib, and the bottom of impeller is separated into a plurality of subregion by the strengthening rib originally, and rivers take in the dirt of washing process easily, piles up in the strengthening rib bottom, nevertheless is difficult to take the dirt out. The joint portion of impeller guard shield is equipped with a plurality of jack catchs, jack catch and strengthening rib cooperation joint, and when the washing, because the extrusion effect of water, rivers can't get into the strengthening rib root of joint department, realize waterproofly, and then realize antifouling dirt.
Further scheme, the lower surface of impeller sets up annular strengthening rib 6 and radial strengthening rib 7, annular strengthening rib 6 and the crossing recess 9 that forms of radial strengthening rib 7, jack catch protrusion in the plane setting of sealing part, during jack catch 3 inserts recess 9, radial strengthening rib 7 card is between adjacent jack catch.
The clamping jaws protrude out of the plane of the sealing part and are inserted into grooves formed by the reinforcing ribs, and the radial reinforcing ribs are just clamped between the adjacent clamping jaws. The jack catch can set up to inside cavity, and upper portion is open, and when the clearance of the outer wall of jack catch and the inner wall of recess was less than certain distance, even jack catch outer wall and the inner wall of recess did not contact during the joint, when the washing, because the extrusion of water, the increase of pressure in the messenger jack catch, rivers can't get into. Or the jaws may be provided in an elastic material.
It is further defined that the distance between at least one outer wall of the jaw and the outer wall of the reinforcing bar is less than 0.5 mm. Through repeated test many times and detect, when the distance between the outer wall of jack catch and the outer wall of strengthening rib is less than 0.5mm, can ensure that rivers can't get into the jack catch, can't get into the recess that the strengthening rib of the lower surface of impeller formed promptly, realize waterproof completely, and then realize the scale control.
EXAMPLE III
As shown in fig. 1 to 5, this embodiment is further limited to the first embodiment and the second embodiment, the upper surface of the sealing portion is provided with an annular connecting rib 4 matched with the annular reinforcing rib on the lower surface of the pulsator, a radial connecting rib 5 is arranged in a range enclosed by the annular connecting rib 4 along the radial direction of the annular connecting rib, and the innermost annular connecting rib and the outermost annular connecting rib of the sealing portion are respectively welded and connected with the corresponding annular reinforcing rib 6 on the lower surface of the pulsator to form a closed space.
The sealing part is a horizontal disk surface, and the disk surface is provided with annular connecting ribs which are matched with the annular reinforcing ribs on the lower surface of the impeller. The sealing part can be an annular disk surface, and the innermost ring annular connecting rib and the outermost ring annular rib of the sealing part are respectively connected with the corresponding annular reinforcing rib on the lower surface of the impeller in a melting way to form a closed space. On one hand, the impeller shield is fixedly connected with the impeller, and on the other hand, the welded annular reinforcing ribs on the lower surface of the impeller are covered in an enclosed area to form a closed space, so that the impeller is waterproof and antiscale.
Example four
On the impeller guard shield, joint portion and connecting portion can have multiple built-up connection mode, as long as can make the regional airtight space that prevents rivers entering that forms of impeller guard shield cover impeller lower surface. For example, the clamping part is arranged in the center of the impeller shield and is clamped with the reinforcing rib in the center of the impeller in a matching way, and the annular disc surface of the sealing part surrounds the periphery of the clamping part and is connected with the annular rib of the outer ring of the impeller in a sealing way; or the sealing part is arranged in the center of the impeller shield, and the clamping jaws of the clamping part surround the periphery of the sealing part.
As shown in fig. 1-5, in the pulsator for a washing machine provided in the present embodiment, the claw 3 is disposed at the center of the upper surface of the pulsator shield, the sealing part 1 is disposed at the periphery of the claw 3, and the claw 3 and the sealing part 1 are hermetically connected.
The annular reinforcing rib and the radial reinforcing rib at the lower surface center position of the impeller are high in height, the intersected groove is deep, the claw is arranged in the center of the impeller shield and matched with the deep groove in the lower surface center of the impeller, the installation and the operation are easy, and the waterproof effect is also good.
The center of the impeller is provided with a shaft hole 10 for installing an impeller rotating shaft, the clamping jaws 3 are circumferentially arranged along the center of the upper surface of the impeller shield to form a circular ring-shaped structure, the inner circumference of the circular ring-shaped structure is matched with the outer diameter of the shaft hole 10, and the outer circumference of the circular ring-shaped structure is hermetically connected with the annular sealing part 1.
The claws are circumferentially arranged along the center of the upper surface of the impeller shield to form a circular ring structure, and the inner circumference of the circular ring structure is matched with the outer diameter of the shaft hole and used for installing an impeller rotating shaft penetrating through the impeller shield and the impeller. The sealing part is annular, the inner circumference of the sealing part is hermetically connected with the outer circumference of the annular structure, and the inner circumference and the outer circumference of the sealing part are both provided with annular connecting ribs which are respectively fused with the annular reinforcing ribs matched with the lower surface of the impeller to form a fixed closed space.
In another scheme, a shaft hole 10 for installing a rotary shaft of the impeller is arranged in the center of the impeller, an annular sealing part 1 is arranged in the center of the upper surface of the impeller shield, the inner circumference of the annular sealing part 1 is matched with the outer diameter of the shaft hole, and a plurality of clamping claws 3 are arranged on the outer circumference of the sealing part 1 in a surrounding manner.
The sealing part is arranged in the center of the impeller shield, and when the clamping jaws are arranged around the outer circumference of the sealing part, the clamping connection and the sealing connection combination can be realized, a waterproof space is formed, and the impeller shield is fixedly connected with the impeller.
EXAMPLE five
As shown in fig. 6, the impeller of this embodiment is a plastic impeller 102, a lower surface of the plastic impeller is connected to an impeller shield 101, an upper surface of the plastic impeller is provided with a metal plate impeller 103, and an upper surface of the metal plate impeller is provided with a rotating wheel 104.
The impeller shield is added on the premise of not changing the structure of the plastic impeller, and the impeller shield can be fixed on the lower surface of the plastic impeller by combining clamping and welding sealing connection, so that a closed space for preventing water flow from entering is formed, the installation is easy, and dirt is prevented from being accumulated on the lower surface of the impeller.
The metal plate impeller is matched with the plastic impeller in shape, is installed on and covers the upper surface of the plastic impeller, has smooth surface, is not easy to wear clothes, prolongs the service life of the impeller, and also enhances the aesthetic property of the impeller.
EXAMPLE six
The embodiment provides a washing machine provided with the impeller.
The washing machine of the invention, the lower surface of a plastic wave wheel 102 of the washing machine is provided with a wave wheel shield 101, a claw 3 of a clamping part of the wave wheel shield is circumferentially arranged along the center of the upper surface of the wave wheel shield to form a circular ring structure, the inner circumference of the circular ring structure is matched with the outer diameter of a shaft hole 10, and the outer circumference of the circular ring structure is hermetically connected with an annular sealing part 1.
The inner circumference and the outer circumference of the sealing part are both provided with annular connecting ribs which are respectively fused with the annular reinforcing ribs matched with the lower surface of the impeller to form a fixed closed space. The jack catch protrusion in the sealing part plane setting of joint portion, the jack catch inserts in the crossing recess that forms of annular strengthening rib and the radial strengthening rib at impeller lower surface center, and radial strengthening rib card forms the waterproof space of joint between the adjacent jack catch.
So, the regional formation that the impeller lower surface was covered by the impeller guard shield prevents the space that rivers got into, avoids dirt and bacterium to pile up in the strengthening rib department of impeller lower surface, keeps the clean and tidy of impeller bottom, avoids the secondary pollution of clothing.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.