CN220815956U - Water suction pump with magnetic suction check valve and dish washing machine - Google Patents

Abstract

The utility model discloses a water suction pump with a magnetic check valve and a dish washing machine, wherein a water suction pump water inlet, a water outlet pump water outlet and a motor driving group are arranged on the water suction pump; the magnetic check valve mounting shell is sleeved on the peripheral wall of the water outlet end of the water pump and is used for being connected with the water inlet end of the magnetic check valve; the magnetic attraction ring is embedded in the magnetic attraction check valve installation shell; the sealing cover is movably arranged at the water outlet end of the magnetic check valve and is used for stopping the flowing washing water, the water outlet of the water suction pump is sleeved with a barrel-shaped water outlet, one side of the sealing cover is provided with an opening mounting port, the other side of the sealing cover is provided with a movable closed water outlet, and the middle part of the sealing cover is provided with a check valve mounting shell of a hollow cavity; the water outlet is provided with a magnetic attraction ring, and a circular iron block is arranged in the sealing cover and is in attraction connection with the magnetic attraction ring so as to achieve a better non-return effect.

Description

Water suction pump with magnetic suction check valve and dish washing machine

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a dish washer, and especially relates to a dish washer with a magnetic check valve drainage pump.

Background

Currently, with the improvement of economic level and life quality, dish washers are increasingly used by families as equipment of automatic cleaning tools and cookers. The existing dish washer mainly comprises a shell, an inner container, a shelf, a cleaning assembly and a drainage assembly, wherein the shelf is used for containing tableware, cookware and kitchen ware to wait for washing articles, the cleaning assembly is used for spraying water to the articles to be washed placed on the shelf, and the drainage assembly is used for discharging clean washing water so as to achieve the effect of automatically cleaning the articles to be washed placed on the shelf.

The drain assembly on the existing dish-washing machine is generally of a drain pump structure, the drain pump structure is arranged at the lowest horizontal position in the dish-washing machine, and when the dish-washing machine works, the drain pump discharges washing water in the dish-washing machine outwards from the bottom of the dish-washing machine so as to achieve the effect of timely discharging the used washing water in the dish-washing machine.

However, the common single-piece check valve, mechanical check valve and the like adopted in the market rely on gravity or hydraulic force, and after the check valve deforms or parts age and the like under the time of wear elimination, the check effect is obviously reduced, and after backflow, backflow water can cause bacteria to grow.

The present utility model has been made in view of this.

Disclosure of utility model

The utility model aims to solve the technical problems of overcoming the defects of the prior art and providing the water pump with the magnetic valve and the dish washer so as to realize the purposes of reliably sealing and stopping the water pump.

In order to achieve the above purpose, the utility model adopts the following specific scheme:

The utility model provides a suction pump with magnetism is inhaled valve, is equipped with suction pump water inlet, play water pump water outlet and motor drive group on the suction pump, and suction pump delivery port goes out the water end and is equipped with magnetism and inhale check valve, its characterized in that:

the magnetic check valve comprises a magnetic check valve body which is connected with a water outlet of the water pump;

the magnetic check valve mounting shell is sleeved on the peripheral wall of the water outlet end of the water pump and is used for being connected with the water inlet end of the magnetic check valve;

The magnetic attraction ring is embedded in the magnetic attraction check valve installation shell;

The sealing cover is movably arranged at the water outlet end of the magnetic check valve and is used for stopping the flowing washing water.

Further, the water outlet of the water pump is sleeved with a barrel, one side of the water pump is provided with an open mounting port, the other side of the water pump is provided with a water outlet which can be movably closed, and the middle part of the water pump is provided with a check valve mounting shell with a hollow cavity.

Further, the middle part of the hollow cavity is provided with a magnetic suction mounting groove which extends along the inner periphery of the hollow cavity and is sunken towards the mounting opening for mounting the magnetic suction ring.

Further, a magnetic attraction ring embedded in the magnetic attraction mounting groove is arranged in the middle of the cavity of the hollow cavity and used for magnetically attracting the sealing cover to achieve a better non-return effect.

The sealing cover connecting clamp protruding which horizontally extends along the water outlet top to the water flow direction of the water outlet is further arranged at the top end of the water outlet and is used for being connected with the sealing cover.

Further, the top end of the connecting clamp protrusion of the sealing cover is provided with an upward vertical extension, and the extension end is freely provided with an extension protrusion flush with the periphery of the magnetic check valve for mounting and clamping the sealing cover.

Furthermore, fixed shielding strips which horizontally extend from the water outlet to the water flow direction of the water outlet are annularly distributed along the periphery of the water outlet and are arranged on two sides of the connecting clamp of the sealing cover and used for limiting the sealing cover.

Further, a sealing cover is arranged on one side of the water outlet, and the sealing cover is detachably and movably clamped with the magnetic mounting shell and is used for stopping the water pumped by the water pump and preventing backflow.

Further, a plurality of circular iron blocks distributed along the magnetic ring magnetic track are arranged in the sealing cover and are used for the magnetic mounting of the sealing cover and the magnetic ring.

Further, the top of sealed lid is equipped with the sealed lid mounting groove of middle fretwork, can overlap and locate sealed lid connection card protruding, and the fretwork portion of sealed lid mounting groove is less than the protruding top extension of sealed lid connection card and is greater than the protruding extension of sealed lid connection card to reach sealed lid and can link card protruding with sealed lid and be connected and can not drop by the inlay card during operation.

Further, the utility model also provides a dishwasher provided with the water suction pump with the magnetic check valve.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects:

1. The magnetic check valve is arranged at the water outlet end of the water outlet of the drainage pump to control the water outlet of the drainage pump to be closed, so that the further obvious technical progress of check of the water outlet of the drainage pump is realized.

2. In particular, by utilizing the structure, the magnetic attraction non-return is arranged on the basis of inherent non-return by utilizing the pressure of the return water, so that better and more tight non-return is realized, and the obvious technical progress that part of the return water flows back due to the fact that the sealing is not tight caused by insufficient pressure is solved.

3. The magnetic check valve can solve the problems that the check valve is aged for a long time and sealed untight under the condition that most structures are not changed, bacteria are bred due to backflow of backflow water, and the obvious technical progress of improving the washing effect and reducing the energy consumption is achieved.

Meanwhile, the utility model has simple structure and obvious effect, and is suitable for popularization and use.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:

FIG. 1 is a schematic diagram of a combination of a magnetic check valve and a water pump outlet of the utility model;

FIG. 2 is an exploded schematic view of the magnetic check valve of the present utility model;

FIG. 3 is a schematic perspective view of a magnetically attractable check valve of the present utility model;

FIG. 4 is a schematic illustration of a cross-sectional view of section A-A of FIG. 3 in accordance with the present utility model;

FIG. 5 is a schematic illustration of a cross-sectional view of section B-B of FIG. 3 in accordance with the present utility model;

Fig. 6 is a schematic diagram of the water pump with magnetically attracted check valve in series with a dishwasher of the present utility model.

The main elements in the figure are as follows:

100. A water pump; 101. a water inlet of the water pump; 102. a water outlet of the water pump; 103. a water inlet end of the dish washer; 104. a washing assembly; 105. a motor drive unit; 1. a magnetic check valve; 11. a water inlet end of the magnetic check valve; 112. a magnetic check valve water outlet; 12. a hollow cavity; 13. a magnetic mounting groove; 131. a magnetic attraction ring; 14. sealing cover; 141. a round iron block; 142. a seal cover mounting groove; 15. the sealing cover is connected with the clamping convex; 151. an extension protrusion; 152. and fixing the shielding strips.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 6, in the embodiment of the present utility model, a water pump and a dishwasher with a magnetic check valve are disclosed, which includes a water pump 100, installed at the bottom of the dishwasher, a water pump water inlet 101 and a water pump water outlet 102 are provided on the water pump 100, the water pump water inlet 101 is connected with a water inlet 103 of the dishwasher, and the water inlet 103 of the dishwasher is typically a user tap; the water pump water outlet 102 is connected with the dishwasher internal washing assembly 104 and is used for supplying water to the dishwasher internal washing assembly 104; the water pump 100 is further provided with a motor driving unit 105 for pressurizing the washing water flowing through the water pump 100 so that the water pressure of the washing water discharged from the water outlet 102 of the water pump meets the use requirement of the washing water pressure of the washing assembly 104.

As shown in fig. 1, the water outlet end of the water pump water outlet 102 is sleeved with a magnetic check valve body 1, the water inlet end 11 of the magnetic check valve is sleeved on the outer circumferential wall of the water pump water outlet 102, and the inner wall of the water inlet end 11 of the magnetic check valve is tightly attached to the outer circumferential wall of the water pump water outlet 102 so as to prevent water flowing through from leaking from the joint between the water inlet end 11 of the magnetic check valve and the water pump water outlet 102.

As shown in fig. 2 to 5, a circle of magnetic mounting groove 13 which extends towards the central axis of the hollow cavity 12 and is concavely and convexly arranged along the inner part of the hollow cavity 12 is arranged in the middle of the hollow cavity 12 of the magnetic check valve 1 and is positioned at the front of the water outlet 102 of the water pump in the water outlet direction, and a magnetic ring 131 is arranged in the magnetic mounting groove 13 and is used for magnetically attracting the circular iron block 141 in the sealing cover 14 so as to achieve the purpose that the sealing cover 14 can be magnetically attracted and fixed by the magnetic ring 131; the top end of one side of the magnetic check valve water outlet 112 is provided with a sealing cover 14 which is circular and corresponds to the magnetic check valve water outlet 112, and the outer diameter of the sealing cover 14 is larger than the inner diameter of the magnetic check valve water outlet 112, so that the purpose that the magnetic check valve water outlet 112 is completely in a closed state when the magnetic check valve water outlet is in a closed state is achieved.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a magnetic check valve 1 is sleeved at a water outlet 102 of a water pump, the magnetic check valve 1 is a magnetic check valve water inlet end 11 with an opening on one side, a magnetic check valve water outlet 112 with a movable closing and detachable installation on the other side, a hollow cavity 12 with a hollow cylindrical middle part, and the magnetic check valve water inlet end 11 is sleeved at the water outlet 102 of the water pump, so that the magnetic check valve water inlet end 11 and the water outlet 102 are tightly attached together, and the magnetic check valve 1 is tightly connected with the water pump 100.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a magnetic mounting groove 13 extending from the inner periphery of the inner wall of the hollow cavity 12 to the same vertical plane is provided in the middle of the hollow cavity 12 of the magnetic check valve, the magnetic mounting groove 13 is provided as an annular groove protruding toward the water pump water outlet 102, and recessed from the water outlet 102 in the water flow direction of the water pump water outlet 102;

As shown in fig. 2 to 5, in the embodiment of the present utility model, an annular magnetic attraction ring 131 corresponding to the magnetic attraction mounting groove 13 is disposed in the annular groove of the magnetic attraction mounting groove 13, and the magnetic attraction ring 131 may be embedded in the annular groove of the magnetic attraction mounting groove 13, or may be adhered in the annular groove of the magnetic attraction mounting groove 13 by using adhesive glue or other adhesives.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a sealing cover connecting clamping protrusion 15 extending horizontally along the water outlet direction of the magnetic check valve water outlet 112 is provided at the outer side top end of the magnetic check valve water outlet 112, the top end of the extending end of the sealing cover connecting clamping protrusion 15 extends vertically upwards to form an extending protrusion 151, the top end of the extending end top end of the sealing cover connecting clamping protrusion 15 is flush with the same horizontal plane of the outer periphery of the magnetic check valve 1, one end of the middle part forming a groove is connected with the magnetic check valve water outlet 112 and clamped by the magnetic check valve water outlet 112, the other end extends vertically upwards, the extending end is freely provided with the sealing cover connecting clamping protrusion 15 clamped by the extending protrusion 151 flush with the outer periphery of the magnetic check valve 1, so as to achieve the clamping connection of the sealing cover 14, so that the sealing cover 14 is connected and fixed with the magnetic check valve 1, and the extending protrusion 151 clamps the sealing cover 14 to avoid falling off in use.

In this embodiment of the present utility model, two sides of the connecting clamp protrusion 15 of the sealing cover are provided with strip-shaped fixed shielding strips 152 bent in the same direction as the outer periphery of the magnetic check valve 1, which are used for further limiting and fixing the sealing cover 14, the fixed shielding strips 152 extend in parallel along the water outlet 112 of the magnetic check valve towards the water outlet flow direction, and the extending ends are freely arranged, so that two symmetrically distributed eave-shaped fixed shielding strips 152 which limit and shield the sealing cover 14 are formed on the upper side of the sealing cover 14.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a circular sealing cover 14 is disposed at the position of the magnetic check valve water outlet 112, the sealing cover 14 is made of a flexible material capable of generating deformation reduction, for example, a flexible deformable reduction material such as a rubber material, and the sealing cover 14 is connected with the sealing cover connecting clamp 15 through the sealing cover mounting groove 142, so that the sealing cover 14 is connected with the magnetic check valve water outlet 112, and a plurality of circular iron blocks 141 are distributed and arranged inside the sealing cover 14 along the magnetic suction position range of the magnetic suction ring 131, so as to achieve the magnetic suction force of the circular iron blocks 141 inside the sealing cover 14 through the magnetic suction ring 131 installed in the hollow cavity 12, and further, the sealing cover 14 and the magnetic suction check valve water outlet 112 are more tightly attached together, thereby further improving the sealing of the sealing cover 14 to the magnetic check valve water outlet 112 and enhancing the remarkable technical progress of the check effect.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a plurality of circular iron blocks 141 are disposed in the sealing cover 14 at positions corresponding to the magnetic track range of the magnetic ring 131 in the hollow cavity 12, the sealing cover 14 and the magnetic ring 131 are coaxially disposed, the circular iron blocks 141 are uniformly arranged around the center line of the axle center along the magnetic track of the magnetic ring 131, and the number of the circular iron blocks 141 in the sealing cover 14 is at least three or more, so as to ensure that the sealing cover 14 can be tightly attached to the magnetic check valve water outlet 112 under the influence of magnetic attraction, and avoid the sealing effect from being seriously affected due to uneven stress, which is caused by uneven attachment of the sealing cover 14 and the magnetic check valve water outlet 112.

As shown in fig. 2 to 5, in the embodiment of the present utility model, a long seal cover mounting groove 142 penetrating through the front and rear of the seal cover is provided at the top of the seal cover 14, the seal cover mounting groove 142 is correspondingly provided with a seal cover connection clamping protrusion 15, the seal cover 14 is connected with the magnetic check valve water outlet 112 through the seal cover mounting groove 142 and the seal cover connection clamping protrusion 15, so as to achieve movable connection of the seal cover 14 with the magnetic check valve water outlet 112, and the inner diameter of the seal cover mounting groove 142 is smaller than the vertical section of the extension protrusion 151, so that the extension protrusion 151 can completely fasten and clamp the seal cover 14.

As shown in fig. 6, in the embodiment of the present utility model, a user starts a dishwasher working procedure, the dishwasher is supplied with water by a dishwasher water supply system, washing water is pumped out from a water pump water outlet 102 by a motor drive group 105 of the water pump under pressure through a water inlet 103 of the dishwasher and a water inlet 101 of the water pump, when flowing through a water outlet 112 of the water pump, the sealing cover 14 is impacted by the water pressure acting force of the flowing washing water, the sealing cover 14 is deformed by the water pressure acting force of the flowing washing water, so that the flowing washing water can smoothly pass through until the washing procedure is finished, when the washing procedure of the dishwasher is finished, the water supply system stops supplying water, the water pressure of the water flowing through the water pump 1 is reduced, the sealing cover 14 is influenced by the gravity of the water flow path and the magnetic attraction force of a magnetic attraction ring 131, the sealing cover 14 is attached to the water outlet 112 of the magnetic attraction ring, thereby sealing the magnetic attraction non-return valve 112 seals the water flow, the flowing through the water is prevented from flowing through the sealing cover 14 under the influence of the water pressure acting force of the water pump, the water flowing through the motor drive group 105 of the water pump 100 is deformed by the gravity force of the water pump, the water flowing through the sealing cover 14 is separated from the water, the water flowing through the water smoothly flows through the water pump until the washing procedure is finished, when the washing procedure is stopped, and the water flowing through the sealing cover is more tightly returns to the sealing cover 14 due to the sealing ring, and the sealing ring-shaped magnetic sealing ring is prevented from being deformed by the magnetic sealing ring, and the sealing ring-shaped sealing ring is more sealing is more difficult, and the sealing is more closed, and the sealing is prevented from being attached to the sealing due to the sealing situation.

In an embodiment of the utility model, there is also provided a dishwasher provided with a suction pump 100 with a magnetically sucked non-return valve 1 as described in any of the above.

The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the utility model, may be made by those skilled in the art without departing from the scope of the utility model.

Claims (10)

1. A water pump with a magnetic check valve, wherein a water pump water inlet (101), a water pump water outlet (102) and a motor driving group (105) are arranged on the water pump (100);

The method is characterized in that:

a water outlet (102) of the water pump is provided with a magnetic check valve (1);

The water inlet end (11) of the magnetic check valve is sleeved on the peripheral wall of the water outlet end of the water pump water outlet (102) and is used for being connected with the magnetic check valve (1) and the water pump (100);

The magnetic attraction ring (131) is embedded in the hollow cavity (111) of the magnetic attraction check valve (1);

And the sealing cover (14) is movably arranged at the magnetic check valve water outlet (112) of the magnetic check valve (1) and is used for stopping the flowing washing water.

2. The water pump with the magnetic check valve according to claim 1, wherein the water pump water outlet (102) is sleeved with a barrel, one side is an open water inlet end (11) of the magnetic check valve, the other side is a movable closed water outlet (112) of the magnetic check valve, and the middle part is a hollow cavity (111).

3. A suction pump with a magnetically sucked check valve according to claim 2, characterized in that the middle part of the hollow cavity (111) is provided with a magnetically sucked mounting groove (13) extending along the inner circumference of the hollow cavity and recessed towards the mounting opening for mounting the magnetically sucked ring (131).

4. A suction pump with a magnetic check valve according to claim 2, characterized in that the middle part of the hollow cavity is provided with a magnetic attraction ring (131) embedded in the magnetic attraction mounting groove (13) for magnetically attracting the inner circular iron block (141) of the sealing cover (14).

5. The water pump with the magnetic check valve according to claim 2, wherein a sealing cover connecting clamping protrusion (15) horizontally extending along the top end of the magnetic check valve water outlet (112) to the water flow direction of the magnetic check valve water outlet (112) is arranged at the top end of the magnetic check valve water outlet (112);

The top end of the sealing cover connecting clamping convex (15) is provided with an upward vertical extension, and the extension end is freely provided with an extension convex (151) which is flush with the periphery of the magnetic check valve and is used for mounting and clamping the sealing cover (14).

6. The water pump with the magnetic check valve according to claim 5, wherein fixed shielding strips (152) horizontally extending from the water outlet to the water flow direction of the water outlet are annularly distributed along the periphery of the water outlet and are arranged on two sides of the connecting clamp protrusion (15) of the sealing cover and used for limiting the sealing cover (14).

7. A suction pump with a magnetic check valve according to any of claims 2 to 6, characterized in that a sealing cover (14) is arranged on one side of the water outlet (112) of the magnetic check valve, and the sealing cover (14) is detachably and movably clamped with the water outlet (112) of the magnetic check valve.

8. The water pump with the magnetic check valve according to claim 7, wherein a plurality of circular iron blocks (141) distributed along the magnetic ring-shaped magnetic suction track of the magnetic suction ring (131) are arranged in the sealing cover (14) for the magnetic suction installation of the sealing cover (14) and the magnetic suction ring (131).

9. The water pump with the magnetic check valve according to claim 7, wherein a sealing cover mounting groove (142) with a hollowed-out middle is formed in the top of the sealing cover (14) and can be sleeved on the sealing cover connecting clamp protrusion (15), and the hollowed-out part of the sealing cover mounting groove (142) is smaller than the top end extending part of the sealing cover connecting clamp protrusion (15) and larger than the extending protrusion (151) of the sealing cover connecting clamp protrusion (15).

10. A dishwasher, characterized in that a suction pump with a magnetically sucked non-return valve as claimed in any one of claims 1 to 9 is installed.