CN217270994U

CN217270994U - Impeller and water flow system and cleaning machine with same

Info

Publication number: CN217270994U
Application number: CN202123011458.1U
Authority: CN
Inventors: 侯富龙; 范文粲; 魏瑞晖; 王小艳; 朱灯光
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-08-23
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to an impeller and applied water flow system, cleaning machine that has this impeller, impeller include upper cover plate, lower apron and first blade, upper cover plate and apron interval arrangement down, first blade is a plurality of and along circumference interval arrangement between upper cover plate and lower apron, thereby the distance between upper cover plate and the lower apron is from inside to outside along radial crescent formation gradually-expanding fluid flow channel, the upper cover plate is cyclic annular and the inward flange corresponds the department of intaking of gradually-expanding fluid flow channel with lower apron, the outward flange corresponds the department of going out water of gradually-expanding fluid flow channel. The impeller of this embodiment is used for installing the periphery of axial auxiliary pipe and uses, and when the impeller rotated under the rivers impact, the gradually-expanding fluid flow channel can make rivers spout with the form of water curtain to, spun water curtain carries out spiral diffusion along with the impeller rotates, can enlarge the injection scope of liquid, eliminates and washs the dead angle, improves the cleaning performance.

Description

Impeller and water flow system and cleaning machine with same

Technical Field

The utility model relates to a dish washer technical field specifically indicates an impeller and applied rivers system, the cleaning machine that has this impeller.

Background

With the increasing living standard of people, the dish washing machine is used as a kitchen household appliance and is more and more introduced into families. The dish-washing machines on the market are generally divided into a table type dish-washing machine, a cabinet type dish-washing machine and a trough type dish-washing machine, wherein the table type dish-washing machine is an integral independent structure and is generally placed on a table top for use; the cabinet type dish washing machine is also an independent structure, but needs to be embedded into a kitchen cabinet for use; the sink dishwasher is combined with a sink and is generally installed in a kitchen cabinet for use.

At present, the structure of a relatively mature water tank type cleaning machine in the market is mainly described in chinese patent "water tank type cleaning machine" (application number: CN201310750968.1) with publication number CN104224074B, that is, the water tank type cleaning machine comprises a tank body forming a washing space, the tank body comprises a water tank body and a cover plate rotatably connected to the water tank body, a concave draining area is arranged at least at the central part of the bottom of the water tank body, a water pump for pumping water in the draining area to the washing space above the draining area is arranged in the draining area, the draining area is covered with a draining plate with draining holes, and a rotary spray arm which is communicated with the water pump and has water outlet holes is arranged above the draining plate. By arranging the draining area covered with the draining plate and arranging the water pump in the draining area, the water pump is isolated from the washing area, so that the water flowing back to the water pump is filtered by the draining plate.

The tank type cleaning machine disclosed an open type water flow system, in which an impeller is combined with a spray arm for drawing water from the bottom of a tank body into the spray arm. However, the impeller and the spray arm can only realize bottom spraying, and cannot further guide water in the axial direction and guide concentrated water flow upwards, the strength of the water column sprayed at the bottom gradually weakens as the spraying height becomes higher, the spraying range is limited, the cleaning effect is influenced, and the requirement for the development of a water flow system is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is the current situation to prior art, thereby provides one kind and can make rivers enlarge the impeller that washs the scope, improve the cleaning performance with water curtain form blowout in week.

The utility model discloses the second technical problem that will solve is to prior art's current situation, provides a water flow system who uses there is above-mentioned impeller.

The utility model aims to solve the third technical problem is to prior art's current situation, provides an use cleaning machine that has above-mentioned water flow system.

The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does:

the utility model provides an impeller, includes upper cover plate, lower cover plate and first blade, upper cover plate and lower cover plate interval arrangement from top to bottom, first blade is a plurality of and along the circumference interval arrangement between upper cover plate and lower cover plate, thereby the distance between upper cover plate and the lower cover plate radially crescent forms gradually-expanding fluid flow channel from inside to outside, the upper cover plate is cyclic annular and the water inlet department of inward flange correspondence gradually-expanding fluid flow channel, the play water department of outward flange correspondence gradually-expanding fluid flow channel with lower cover plate.

Preferably, the lower wall surface of the upper cover plate is gradually inclined upwards from inside to outside in a radial direction, and the upper wall surface of the lower cover plate is gradually inclined downwards from inside to outside in a radial direction.

Preferably, the first impeller further comprises a middle baffle plate, and the middle baffle plate is arranged between the upper cover plate and the lower cover plate and used for dividing the divergent fluid flow channel into two parts which are relatively independent from each other up and down.

Preferably, the first blades are gradually and obliquely arranged from the inner end to the outer end along the circumferential direction of the first impeller, the inner ends of the first blades are flush with the inner edges of the upper cover plate and the lower cover plate, and the outer ends of the first blades extend to the outer sides of the upper cover plate and the lower cover plate.

Preferably, the first blade comprises a first inclined section and a second inclined section which are mutually jointed in the radial direction, and the inclination degree of the second inclined section relative to the inner edge of the first impeller is larger than that of the first inclined section.

The utility model provides an use rivers system that has above-mentioned impeller, includes the spray arm and has the auxiliary tube of water guide channel, it has the hole for water spraying to open on the roof of spray arm, the central part of spray arm roof is opened there is the water outlet opening, the upper end of water guide channel is uncovered under blind end, lower extreme are connected relatively for the water outlet opening with the spray arm, it has the fluid delivery outlet that is linked together with water guide channel to open on the periphery wall of auxiliary tube, the impeller can rotationally the cover put in the auxiliary tube periphery and the corresponding fluid delivery outlet of water inlet department arranges.

Preferably, a water inlet arranged corresponding to the water outlet opening is formed in the bottom wall of the spraying arm, a third impeller used for circumferentially dispersing water flow and upwards conveying water flow along the water outlet opening is arranged in the spraying arm, the lower end of the third impeller is arranged corresponding to the water inlet, the upper end of the third impeller penetrates through the lower opening of the water outlet opening and corresponds to the auxiliary pipe, and a second impeller capable of synchronously rotating with the third impeller and further guiding water upwards is arranged in the water guide channel. The structure is convenient for drawing water in the water guide channel and keeps higher water pressure and water flow.

Preferably, an axial flow impeller for drawing water below the spray arm into the spray arm through a water inlet is arranged below the spray arm, the upper end of the axial flow impeller is connected with the lower end of the third impeller, and a driving part with a power output shaft connected with the axial flow impeller and the third impeller is arranged below the axial flow impeller. Thereby providing power for water flow delivery.

The utility model provides an use cleaning machine that has above-mentioned rivers system, includes box, spray arm and the door body, the inside cavity of box forms the washing chamber, the spray arm sets up in the bottom in this washing chamber, the door body sets up in the box top and is used for opening or closing the top of washing chamber, the bowl basket has been placed in the washing chamber, the auxiliary pipe restraint is at the central part of bowl basket.

Compared with the prior art, the utility model has the advantages of: the impeller of this embodiment is used for installing the periphery of axial auxiliary tube and uses, and when the impeller rotated under the rivers impact, gradually-expanding formula fluid flow channel can make rivers spout with the form of water curtain to, spun water curtain carries out spiral diffusion along with the impeller rotates, can enlarge the spray regime of liquid, eliminates and washs the dead angle, improves the cleaning performance.

Drawings

Fig. 1 is a schematic structural diagram (door open state) of a cleaning machine according to an embodiment of the present invention;

fig. 2 is a cross-sectional view (door closed state) of the cleaning machine according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of the present invention;

fig. 4 is a schematic structural view of an impeller according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of FIG. 4;

FIG. 6 is another cross-sectional view of FIG. 4;

fig. 7 is a partially enlarged view of fig. 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, the impeller 100 of the present embodiment includes an upper cover plate 101, a lower cover plate 102 and a plurality of first blades 103, the upper cover plate 101 and the lower cover plate 102 are arranged at intervals up and down, the plurality of first blades 103 are arranged between the upper cover plate 101 and the lower cover plate 12 at intervals along the circumferential direction, and the distance between the upper cover plate 101 and the lower cover plate 102 gradually increases from inside to outside along the radial direction to form a divergent fluid flow passage 104. The upper cover plate 101 and the lower cover plate 102 are both annular, and the inner edge corresponds to the water inlet of the divergent fluid flow passage, and the outer edge corresponds to the water outlet of the divergent fluid flow passage. The lower wall surface of the upper cover plate 101 is gradually inclined upward from the inside to the outside in the radial direction, and the upper wall surface of the lower cover plate 102 is gradually inclined downward from the inside to the outside in the radial direction. The gradually expanding fluid channel 104 can make the outlet water spray out in a gradually expanding water curtain, which is beneficial to expanding the cleaning range and eliminating the cleaning dead angle.

The first impeller 100 further includes a middle partition plate 105, and the middle partition plate 105 is disposed between the upper cover plate 101 and the lower cover plate 102, and is used for dividing the divergent fluid flow passage 104 into two parts which are relatively independent from each other in the upper and lower directions. The intermediate baffle 105 facilitates channeling the fluid through the diverging fluid flow passage 104 to maintain a high spray velocity of the fluid.

The first blades 103 are gradually and obliquely arranged along the circumferential direction of the first impeller 100 from the inner end to the outer end, the inner ends of the first blades 103 are flush with the inner edges of the upper cover plate 101 and the lower cover plate 102, and the outer ends of the first blades 103 extend to the outer sides of the upper cover plate 101 and the lower cover plate 102. The first vane 103 includes a first inclined section 1031 and a second inclined section 1032 which are radially connected to each other, and the second inclined section 1032 is inclined to the inner edge of the first impeller 100 more than the first inclined section 1031. The above structure is advantageous to cooperate with the water jet to provide the first impeller 100 with power for circumferential rotation.

In this embodiment, the water flow system with the above impeller is applied, and includes a spray arm 2 and an auxiliary pipe 5 having a water guide channel 51, a water spraying hole 20 is opened on a top wall of the spray arm 2, a water outlet opening 21 is opened at a central portion of the top wall of the spray arm 2, an upper end of the water guide channel 51 is a blind end, a lower end of the water guide channel 51 is a lower opening 510 relatively connected to the water outlet opening 21 of the spray arm 2, a fluid outlet 53 communicated with the water guide channel 51 is opened on an outer peripheral wall of the auxiliary pipe 5, and the impeller 100 is rotatably sleeved on an outer periphery of the auxiliary pipe 5, and a water inlet position is arranged corresponding to the fluid outlet 53.

The bottom wall of the spray arm 2 is provided with a water inlet 22 arranged corresponding to the water outlet opening 21, the spray arm 1 is provided with a third impeller 300 used for circumferentially dispersing water flow and upwards conveying water along the water outlet opening 21, the lower end of the third impeller 300 is arranged corresponding to the water inlet 22, the upper end of the third impeller 300 penetrates through the water outlet opening 21 and is arranged corresponding to a lower opening 510 of the auxiliary pipe 5, and the water guide channel 51 is provided with a second impeller 200 which can synchronously rotate with the third impeller 300 and further guides water upwards. The above structure facilitates drawing water into the water guide passage 51 and maintains high water pressure and water flow.

An axial flow impeller 400 used for drawing water below the spray arm 2 into the spray arm 2 through a water inlet 22 is arranged below the spray arm 2, the upper end of the axial flow impeller 400 is connected with the lower end of a third impeller 300, a driving part 6 with a power output shaft connected with the axial flow impeller 400 and the third impeller 300 is arranged below the axial flow impeller 400, and the driving part 6 is a motor. Thereby providing power for water flow delivery.

The cleaning machine that has above-mentioned rivers system is used to this embodiment, including box 1, spray arm 2 and door body 4, the inside cavity of box 1 forms washing chamber 10, spray arm 2 sets up in the bottom of this washing chamber 10, door body 4 sets up in box 1 top and is used for opening or closing the top of washing chamber 10, placed bowl basket 3 in the washing chamber 10, auxiliary tube 5 retrains the central part at bowl basket 3, auxiliary tube 5 can with bowl basket 3 integrated into one piece, also can be the formula of shirking and connect.

The impeller 100 of the embodiment is used for being installed on the periphery of the axial auxiliary pipe 5, when the impeller 100 rotates under the impact of water flow, the divergent fluid flow passage 104 can enable the water flow to be sprayed in the form of a water curtain, and the sprayed water curtain spirally spreads along with the rotation of the impeller, so that the spraying range of liquid can be expanded, the cleaning dead angle can be eliminated, and the cleaning effect can be improved.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims

1. An impeller, characterized by: the radial water inlet type fluid flow passage comprises an upper cover plate (101), a lower cover plate (102) and first blades (103), wherein the upper cover plate (101) and the lower cover plate (102) are arranged at intervals from top to bottom, the first blades (103) are arranged between the upper cover plate (101) and the lower cover plate (102) at intervals along the circumferential direction, the distance between the upper cover plate (101) and the lower cover plate (102) gradually increases from inside to outside along the radial direction to form a gradually-expanding type fluid flow passage (104), and the upper cover plate and the lower cover plate are annular, the inner edge of each upper cover plate corresponds to the water inlet of the gradually-expanding type fluid flow passage (104), and the outer edge of each upper cover plate corresponds to the water outlet of the gradually-expanding type fluid flow passage (104).

2. The impeller of claim 1, wherein: the lower wall surface of the upper cover plate (101) is gradually inclined upwards from inside to outside in the radial direction, and the upper wall surface of the lower cover plate (102) is gradually inclined downwards from inside to outside in the radial direction.

3. The impeller according to claim 1, characterized in that: the first impeller (100) further comprises a middle clapboard (105), and the middle clapboard (105) is arranged between the upper cover plate (101) and the lower cover plate (102) and is used for dividing the divergent fluid flow passage (104) into two parts which are relatively independent from each other up and down.

4. An impeller according to claim 1 or 2 or 3, characterized in that: the first blades (103) are gradually and obliquely arranged from the inner end to the outer end along the circumferential direction of the first impeller (100), the inner ends of the first blades (103) are flush with the inner edges of the upper cover plate (101) and the lower cover plate (102), and the outer ends of the first blades (103) extend to the outer sides of the upper cover plate (101) and the lower cover plate (102).

5. The impeller of claim 4, wherein: the first blade (103) comprises a first inclined section (1031) and a second inclined section (1032) which are mutually jointed in the radial direction, and the inclination degree of the second inclined section (1032) relative to the inner edge of the first impeller (100) is larger than that of the first inclined section (1031).

6. A water flow system using an impeller according to any one of claims 1 to 5, wherein: including spray arm (2) and have auxiliary tube (5) of water guide channel (51), it has hole for water spraying (20) to open on the roof of spray arm (2), the central part of spray arm (2) roof is opened there is water outlet opening (21), the lower uncovered (510) that the upper end of water guide channel (51) is blind end, lower extreme be relative connection with water outlet opening (21) of spray arm (2), it has fluid delivery outlet (53) that are linked together with water guide channel (51) to open on the periphery wall of auxiliary tube (5), impeller (100) can rotate ground cover and put in auxiliary tube (5) periphery and water inlet department and correspond fluid delivery outlet (53) and arrange.

7. The water flow system of claim 6, wherein: open on the diapire of spray arm (2) has water inlet (22) that correspond water outlet (21) and arrange, be provided with in the spray arm (2) and be used for carrying out circumference dispersion with rivers and upwards carry along water outlet (21) third impeller (300), the lower extreme of third impeller (300) corresponds water inlet (22) are arranged, the upper end passes water outlet (21) and corresponds lower uncovered (510) of auxiliary tube (5) and arrange, be provided with in water guide (51) can with third impeller (300) synchronous rotation and further with water second impeller (200) that upwards guide.

8. The water flow system of claim 7, wherein: an axial flow impeller (400) used for drawing water below the spraying arm (2) into the spraying arm (2) through a water inlet (22) is arranged below the spraying arm (2), the upper end of the axial flow impeller (400) is connected with the lower end of the third impeller (300), and a driving piece (6) with a power output shaft connected with the axial flow impeller (400) and the third impeller (300) is arranged below the axial flow impeller (400).

9. A cleaning machine with a water flow system according to any one of claims 6 to 8, comprising a box body (1), a spray arm (2) and a door body (4), wherein the interior of the box body (1) is hollow to form a washing chamber (10), the spray arm (2) is rotatably arranged at the bottom of the washing chamber (10), the door body (4) is arranged at the top of the box body (1) and is used for opening or closing a top opening of the washing chamber (10), and the cleaning machine is characterized in that: the washing cavity (10) is internally provided with a bowl basket (3), and the auxiliary pipe (5) is restricted at the central part of the bowl basket (3).