CN210673259U - Electromagnetic drive type washing pump and washing machine using same - Google Patents
Electromagnetic drive type washing pump and washing machine using same Download PDFInfo
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- CN210673259U CN210673259U CN201921135508.7U CN201921135508U CN210673259U CN 210673259 U CN210673259 U CN 210673259U CN 201921135508 U CN201921135508 U CN 201921135508U CN 210673259 U CN210673259 U CN 210673259U
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Abstract
The utility model discloses an electromagnetic drive formula washing pump, including drive assembly and spray assembly, drive assembly sets up in one side of keeping apart the installation face, spray assembly sets up the opposite side at keeping apart the installation face, drive assembly includes the pump body and locates the coil winding on the pump body, spray assembly includes the water guide lid, spray arm and the rotor that has the impeller, the water guide lid is equipped with the rotor chamber of holding rotor and the water inlet channel who communicates with the rotor chamber, spray arm rotationally connects on the water guide lid and forms the spray channel who communicates with the rotor chamber with the water guide lid, be equipped with the multipolar permanent magnet that corresponds the matching with the coil winding on the rotor; the washing pump has the advantages of simple structure, no need of hole installation and sealing treatment, small part abrasion, low noise and the like; the washing machine with the electromagnetic driving washing pump has no leakage, no dirt accumulation and other fatal defects, and is safe and reliable.
Description
Technical Field
The utility model relates to a washing pump field, more specifically say, relate to an electromagnetic drive formula washing pump and use the washing machine of this washing pump.
Background
Along with the continuous development of social economy, the living standard of people is continuously improved, and the washing machine which is used as a kitchen and bathroom electric appliance product washing machine for liberating the two hands of people gradually becomes one of indispensable products in daily life of people, and the functional indexes of a washing pump which is a main part on the washing machine are also concerned by vast users; the washing pump adopted by the existing washing machine is generally realized as follows: one is to drive the impeller directly through the motor shaft, produce the rivers by the water operation of impeller rotation drive, the impeller part of the washing pump of this kind of structure must need to contact with water directly, the motor drive part is the electrified body can't contact with water, therefore need to carry on the sealed isolation between motor drive part and the impeller part of the washing pump, and the water seal structure has the assembly process complicacy, tedious, assembly process time is long, high many conditions of using material requirement, etc., there are flaws in any link and may appear the seepage, even burn out etc. unusually, the sealing material will appear and crack phenomenon of aging etc. as using time goes on, when the washing pump needs to maintain in the future, the disassembling and assembling is more difficult, difficult to repair, lead to the use cost is higher; moreover, as the components such as the impeller and the like are fixed connecting pieces, a user who is not a professional cannot disassemble and clean the impeller and the connecting parts in the daily use process, so that the impeller, the connecting parts and the like are easy to accumulate dirt, and the sanitation and potential safety hazards exist; the other is to drive the impeller by a magnetic attraction structure, for example, the magnetic attraction type washing pump disclosed in chinese patent ZL201020251134.8, permanent magnets with opposite polarities are respectively arranged on a motor transmission shaft and an impeller base, and strong magnetic forces of the permanent magnets are mutually attracted and transmitted to enable the motor to operate to drive the impeller to rotate to generate water flow.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that an electromagnetic driving type washing pump with simple structure, easy cleaning, no need of water sealing treatment, less friction loss of an impeller and low noise is provided; the washing machine using the electromagnetic driving type washing pump can realize the functions of sanitation, safety, energy conservation and reliability in spraying and cleaning.
In order to solve the technical problem, an aspect of the utility model provides an electromagnetic drive formula washing pump, it includes drive assembly and spray assembly, drive assembly sets up the one side of keeping apart the installation face, spray assembly sets up the opposite side of keeping apart the installation face, drive assembly includes the pump body and locates the coil winding on the pump body, spray assembly includes water guide lid, spray arm and has the rotor of impeller, water guide lid be equipped with the rotor chamber of holding rotor and with the inhalant canal of rotor chamber intercommunication, spray arm rotationally connects water guide lid on and with water guide lid form with the spray passage of rotor chamber intercommunication, be equipped with on the rotor with the coil winding corresponds the multipolar permanent magnet of matching.
As the utility model discloses preferred scheme, the lower extreme of rotor form with pump body upper end matched with cooperation is connected the chamber, the cooperation is connected the isolation installation that the chamber corresponds and is personally submitted the upwards protruding form.
Furthermore, the multipole permanent magnet is arranged on the matching connection cavity in a surrounding mode, and the coil winding is arranged on the periphery of the upper end of the pump body in a surrounding mode.
Further, the spraying assembly is provided with a base matched with the isolation mounting surface, a rotating shaft is arranged on the base, a rotating shaft cavity matched with the rotating shaft is arranged in the matching connecting cavity, a shaft bead is arranged at the top end of the rotating shaft, and a shaft sleeve matched with the shaft bead is arranged in the rotating shaft cavity.
Furthermore, the upper end of the pump body is in a convex hemispherical shape, a convex cylindrical shape or a convex circular truncated cone shape, and the matching connection cavity is in a concave hemispherical shape, a concave cylindrical shape or a concave circular truncated cone shape matched with the upper end of the pump body.
As the utility model discloses preferred scheme, the upper end of the pump body form with rotor matched with rotor bearing chamber, the undercut form is personally submitted to the isolation installation that rotor bearing chamber corresponds.
Furthermore, the multi-pole permanent magnet is arranged on the rotor in a surrounding mode, and the coil winding is arranged on the rotor bearing cavity in a surrounding mode.
Further, the spraying assembly is provided with a base matched with the isolation mounting surface, a rotating shaft is arranged on the base, a rotating shaft cavity matched with the rotating shaft is arranged at the bottom of the rotor, a shaft bead is arranged at the top end of the rotating shaft, and a shaft sleeve matched with the shaft bead is arranged in the rotating shaft cavity.
Furthermore, the rotor bearing cavity is in a concave hemispherical shape, a concave cylindrical shape or a concave circular truncated cone shape, and the rotor is in a convex hemispherical shape, a convex cylindrical shape or a convex circular truncated cone shape matched with the rotor bearing cavity in shape.
In addition, another aspect of the present invention provides a washing machine including the electromagnetic drive type washing pump described in any one of the above.
Implement the utility model discloses an electromagnetic drive formula washing pump and use the washing machine of this washing pump compares with prior art, has following beneficial effect:
the utility model discloses utilize the electric current to pass through the produced lorentz power of coil winding and drive the rotor that is equipped with multipolar permanent magnet and rotate the operation to drive the impeller and rotate, realize that the impeller does not have the drive of hub connection, need not to carry out the water-tight seal between motor and rotor and handle, effectively avoided the sealing material to appear the seepage that ageing chap causes, the motor damages to and impeller and installation face junction hide defects such as dirt, ensure that the complete machine uses health and security height; meanwhile, certain magnetic levitation force can be generated by the energized coil winding in the process of driving the rotor to rotate to act on the rotor, so that the friction between the rotor and a mounting surface can be reduced, the process loss is reduced, and the service life of the whole machine of the product is prolonged; and simple structure, safe and reliable, noise at work is little, and is small, the installation of being convenient for and follow-up maintenance.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of an electromagnetic drive type washing pump provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an electromagnetic drive type washing pump provided in the second embodiment of the present invention;
fig. 3 is an exploded schematic view of an electromagnetic driving washing pump applied to a washing machine provided by the present invention;
wherein, 1 is a driving component; 11 is a pump body; 12 is a coil winding; 13 is a base; 14 is a rotating shaft; 15 is a shaft bead; 16 is a power panel; 2 is a spraying component; 21 is a water guide cover; 211 is a filter element; 22 is a spray arm; 23 is a rotor; 24 is an impeller; 25 is a multi-pole permanent magnet; 3 is an isolation mounting surface; 4, a protective shell; and 5 is a water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
As shown in fig. 1 to 3, the present invention provides a preferred embodiment of an electromagnetic driving washing pump, which includes a driving assembly 1 and a spraying assembly 2, wherein the driving assembly 1 is disposed on one side of an isolation mounting surface 3, the spraying assembly 2 is disposed on the other side of the isolation mounting surface 3, the driving assembly 1 includes a pump body 11 and a coil winding 12 disposed on the pump body 11, wherein the coil winding 12 can be disposed inside the pump body 11, the coil winding 12 can also be disposed outside the pump body 11, the spraying assembly 2 includes a water guiding cover 21, a spraying arm 22 and a rotor 23 with an impeller 24, the water guiding cover 21 is provided with a rotor cavity for accommodating the rotor 23 and a water inlet channel communicated with the rotor cavity, the spraying arm 22 is rotatably connected to the water guiding cover 21 and forms a spraying channel communicated with the rotor cavity with the water guiding cover 21, the rotor 23 is provided with a multi-pole permanent magnet 25 correspondingly matched with the coil winding 12, wherein the multi-pole permanent magnet 25 can be arranged inside the rotor 23, and the multi-pole permanent magnet 25 can also be arranged outside the rotor 23. Preferably, the multi-pole permanent magnet 25 is a magnet of two or more stages and adjacent poles are opposite poles to each other.
Therefore, the utility model discloses utilize the produced lorentz force of electric current through coil winding 12 to drive the rotatory operation of rotor 23 that is equipped with multipolar permanent magnet 25 to drive impeller 24 and rotate, realize that impeller 24 does not have the drive of hub connection, need not to carry out water-tight seal between motor and rotor 23 and handle, effectively avoided the sealing material to appear ageing the seepage that the chap arouses, the motor damages to and impeller 24 and installation face junction hide defects such as dirt, ensure that the complete machine uses the health and the security is high; meanwhile, certain magnetic levitation force is generated by the energized coil winding 12 in the process of driving the rotor 23 to rotate and acts on the rotor 23, so that the friction between the rotor 23 and the mounting surface can be reduced, the process loss is reduced, and the service life of the whole machine of the product is prolonged; and simple structure, safe and reliable, the noise of work is little, and is small, the installation of being convenient for and follow-up maintenance.
The connection mode of the pump body 11 and the rotor 23 includes, but is not limited to, the following four implementation forms:
in a first embodiment, as shown in fig. 1, the lower end of the rotor 23 forms a matching connection cavity matched with the upper end of the pump body 11, and the isolation mounting surface 3 corresponding to the matching connection cavity is upwardly convex; the upper end of the pump body 11 is in a convex cylindrical shape, and the matching connection cavity is in a concave cylindrical shape matched with the upper end of the pump body 11 in shape; the multi-pole permanent magnet 25 is arranged in the cavity wall of the matching connection cavity in a surrounding mode, and the coil winding 12 is arranged around the upper end of the pump body 11 in a surrounding mode. Further, the spraying assembly 2 is provided with a base 13 matched with the isolation mounting surface 3, a rotating shaft 14 is arranged on the base 13, a rotating shaft cavity matched with the rotating shaft 14 is arranged in the matching connecting cavity, a shaft bead 15 is arranged at the top end of the rotating shaft 14, and a shaft sleeve matched with the shaft bead 15 is arranged in the rotating shaft cavity. The arrangement of the shaft ball 15 and the shaft sleeve can prevent the rotor 23 from being separated from the rotating shaft 14, and the working stability of the rotor 23 is ensured.
The second embodiment is different from the first embodiment in that the upper end of the pump body 11 is convex hemispherical, and the matching connection cavity is concave hemispherical matching with the upper end of the pump body 11. Of course, in other embodiments, the upper end of the pump body 11 may also be in a convex truncated cone shape or other revolution shape, and the matching connection cavity is in a concave truncated cone shape or other revolution groove shape matching with the upper end of the pump body 11.
In a third embodiment, as shown in fig. 2, a rotor bearing cavity matched with the rotor 23 is formed at the upper end of the pump body 11, and the isolation mounting surface 3 corresponding to the rotor bearing cavity is concave downward; the rotor bearing cavity is in a concave cylinder shape, and the rotor 23 is in a convex cylinder shape matched with the rotor bearing cavity in shape; the multi-pole permanent magnet 25 is arranged around the inside of the rotor 23, and the coil winding 12 is arranged in the cavity wall of the rotor bearing cavity. Further, the spraying assembly 2 is provided with a base 13 matched with the isolation mounting surface 3, a rotating shaft 14 is arranged on the base 13, a rotating shaft cavity matched with the rotating shaft 14 is arranged at the bottom of the rotor 23, a shaft bead 15 is arranged at the top end of the rotating shaft 14, and a shaft sleeve matched with the shaft bead 15 is arranged in the rotating shaft cavity. The arrangement of the shaft ball 15 and the shaft sleeve can prevent the rotor 23 from being separated from the rotating shaft 14, and the working stability of the rotor 23 is ensured.
The fourth embodiment differs from the third embodiment in that the rotor support cavity is concavely hemispherical and the rotor 23 is convexly hemispherical in shape matching the rotor support cavity. Of course, in other embodiments, the rotor support cavity may be in the shape of a concave truncated cone or other slot of revolution, and the rotor 23 may be in the shape of a convex truncated cone or other slot of revolution that matches the shape of the rotor support cavity.
Exemplarily, the electromagnetic drive formula washing pump still includes protective housing 4, protective housing 4 is installed the bottom of the pump body 11 and will the bottom of the pump body 11 is sealed, and preferably, the inner wall of the pump body 11 is equipped with the internal thread, protective housing 4 with pump body 11 threaded connection can avoid in pump body 11 intaking or external foreign matter gets into pump body 11, improves the safety in utilization.
Illustratively, the impeller 24 is arranged at the upper end of the rotor 23, preferably, the blades of the impeller 24 are vertically or obliquely arranged at the upper end of the rotor 23, and the bottom end surface of the impeller 24 is flush with the upper surface of the rotor bearing cavity, so as to ensure the working effective interval of the impeller 24.
Illustratively, a power panel 16 for controlling the operation of the coil winding 12 is further arranged in the pump body 11, the power panel 16 is electrically connected with the coil winding 12, and the power panel 16 is vertically arranged in the pump body 11 or the power panel 16 is embedded in one end of the coil winding 12 in a circular ring shape.
As shown in fig. 1 to 3, based on the above electromagnetic driving type washing pump, the present invention further provides a washing machine, which comprises the above electromagnetic driving type washing pump. Since the washing machine includes the above-described electromagnetically-driven washing pump, all the advantageous effects of the above-described electromagnetically-driven washing pump are obtained, and thus, no description is made herein.
Preferably, the lower end of the water guide cover 21 is detachably mounted with a filter member 211, and the filter member 211 is disposed on a path of water flowing through the water inlet passage, so that food residue in the water tank 5 can be prevented from entering the rotor chamber to cause blockage and even damage to the impeller 24.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (10)
1. The utility model provides an electromagnetic drive formula washing pump, its characterized in that, includes drive assembly and spray assembly, drive assembly sets up the one side of keeping apart the installation face, spray assembly sets up the opposite side of keeping apart the installation face, drive assembly includes the pump body and locates the coil winding on the pump body, spray assembly includes water guide lid, spray arm and has the rotor of impeller, water guide lid be equipped with the rotor chamber of holding rotor and with the inhalant canal of rotor chamber intercommunication, the spray arm is rotationally connected water guide lid and with water guide lid form with the spray passage of rotor chamber intercommunication, be equipped with on the rotor with the coil winding corresponds the multipolar permanent magnet of matching.
2. The electromagnetic drive type washing pump according to claim 1, wherein a fitting connection cavity is formed at a lower end of the rotor to be fitted with an upper end of the pump body, and an isolation mounting surface corresponding to the fitting connection cavity is upwardly convex.
3. The electromagnetic drive wash pump of claim 2, wherein said multi-pole permanent magnet is circumscribed by said mating connection cavity and said coil windings are circumscribed by the perimeter of the upper end of said pump body.
4. The electromagnetic drive type washing pump as claimed in claim 2, wherein the shower assembly has a base fitted with the isolation mounting surface, the base has a rotating shaft, the fitting connection cavity has a rotating shaft cavity fitted with the rotating shaft, the top end of the rotating shaft has a shaft ball, and the rotating shaft cavity has a shaft sleeve fitted with the shaft ball.
5. The electromagnetic drive type washing pump according to claim 2, characterized in that the upper end of the pump body has a convex hemispherical shape, a convex cylindrical shape, or a convex truncated circular shape, and the mating connection cavity has a concave hemispherical shape, a concave cylindrical shape, or a concave truncated circular shape that matches the shape of the upper end of the pump body.
6. The electromagnetic drive type washing pump according to claim 1, wherein a rotor support cavity is formed at an upper end of the pump body to be fitted with the rotor, and the isolation mounting surface corresponding to the rotor support cavity is recessed downward.
7. The electromagnetically driven wash pump as claimed in claim 6, wherein said multi-pole permanent magnets are enclosed on said rotor and said coil windings are enclosed on said rotor support cavity.
8. The electromagnetic drive washing pump of claim 6, wherein the spray assembly has a base that mates with the isolated mounting surface, the base having a shaft thereon, the bottom of the rotor having a shaft cavity that mates with the shaft, the top of the shaft having a shaft bead, the shaft cavity having a bushing that mates with the shaft bead.
9. The electromagnetically driven wash pump as claimed in claim 6, wherein said rotor support cavity is concave hemispherical or concave cylindrical or concave truncated conical and said rotor is convex hemispherical or convex cylindrical or convex truncated conical in shape matching said rotor support cavity.
10. A washing machine comprising the electromagnetically driven washing pump as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921135508.7U CN210673259U (en) | 2019-07-17 | 2019-07-17 | Electromagnetic drive type washing pump and washing machine using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921135508.7U CN210673259U (en) | 2019-07-17 | 2019-07-17 | Electromagnetic drive type washing pump and washing machine using same |
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| Publication Number | Publication Date |
|---|---|
| CN210673259U true CN210673259U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921135508.7U Active CN210673259U (en) | 2019-07-17 | 2019-07-17 | Electromagnetic drive type washing pump and washing machine using same |
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| CN (1) | CN210673259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113842097A (en) * | 2021-09-23 | 2021-12-28 | 珠海格力电器股份有限公司 | Fixing device for spraying assembly, dish washing machine and control method |
-
2019
- 2019-07-17 CN CN201921135508.7U patent/CN210673259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113842097A (en) * | 2021-09-23 | 2021-12-28 | 珠海格力电器股份有限公司 | Fixing device for spraying assembly, dish washing machine and control method |
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