CN208551700U - A kind of cleaning machine - Google Patents

Abstract

The utility model relates to a kind of cleaning machines, including cabinet and the spray arm that the bottom of box and opposite case are fixed is set, the spray apertures being connected with runner are offered on the wall surface of spray arm, it is characterized in that being provided with the opposite independent gas passage of runner on the wall surface of spray arm, at least one air inlet and at least three fumaroles are offered on gas passage, fumarole at least one be arranged adjacent to corresponding spray apertures, compared with prior art, the utility model has the advantage of the opposite independent gas passage of runner is provided on the wall surface of spray arm, it is ventilated by the way that gas supply device is arranged outside cleaning machine to gas passage, the water that the spray apertures of the air and spray arm that spray from gas passage fumarole spray converges, these water for being mingled with a large amount of bubbles rush at object to be cleaned, the quick-fried phenomenon of sky for generating moment can be ruptured to form radiation Property impact force, increase directly rinse cleaning materials area and probability, effectively enhance cleaning effect.

Description

A kind of cleaning machine

Technical field

The utility model relates to domestic bowl-washing field more particularly to a kind of cleaning machines.

Background technique

With the increasingly raising of people's living standard, dish-washing machine as a kind of kitchen appliances product, more and more into Enter family.Dish-washing machine currently on the market be generally divided into it is desk-top, cabinet type, three kinds of slot type, wherein table dish-washer is monoblock type Absolute construction is typically placed on table top and uses；Cabinet type dish washing machine is also a kind of absolute construction, but needs to be embedded into kitchen cabinet and make With；Slot type dish-washing machine is combined together with sink, is typically mounted in kitchen cabinet and is used.

Above-mentioned various forms of dish-washing machines be generally water is lifted by water pump and is sprayed to dishes in cleaning space from And reach cleaning action.For example, application No. is the Chinese patents of CN97236119.7 " Microcomputerized light-controlled full-automatic dish washer ", Shen Number similar structures please be disclosed for an a kind of Chinese patent " dish-washing machine " of CN00240098.7, in the class formation, spray to dishes Water flow impact pressure it is weaker, and not enough uniformly, can not be covered by water flow when dishes is more, cause cleaning effect poor.And Shen It please number for a Chinese patent of CN200710306898.5, " the especially household of the dish-washing machine equipped with the device that can improve clean effect be washed Bowl machine " it is provided with vapourizing unit, it can be introduced into the intracavitary fluid mist of dish-washing machine for generating, to expand the cleaning for spraying to dishes Area and the uniformity for improving cleansing medium, still, the class formation can not still solve the problems, such as that ejection water flow impact pressure is weak.For This, the applicant is directed to the cleaning machine with dish-washing function and has made a series of improvement, such as Patent No. ZL201310749864.9 " water tank cleaner ", ZL201310750968.1 " water tank cleaner " be using setting exist The rotary spray arm of water trough body bottom is connected as sprinkler part with water pump, water pump the water in water trough body is sucked after from spray Leaching arm, which sprays, to be cleaned to treating cleaning materials, while the applicant has also applied for that (notification number is such as 201610110963.6 CN105662300A Chinese utility model application " a kind of water tank type wash down machine ") discloses such a entirety in H-type, described Split channel includes the vertical split channel for being located in the middle lateral split channel and being located at two sides, by water pump It is biased in the bottom of water trough body, such as an end of the length direction of water trough body, since water pump is to the length of water trough body The other end or fruits and vegetables suction at the other end are smaller on direction, and are easy to generate residue needs at the other end and add Collect the device of residue；And in fruit-vegetable cleaner, in order to which balanced spray arm both ends are to the suction of fruits and vegetables, this applicant's A kind of Chinese utility model patent " fruit-vegetable cleaner " of ZL201621100369.0 (notification number CN206239254U) discloses Such a includes there are two water pump and two spray arms, and the split channel extends out to the by the first end of spray arm Two ends, first end of the second end of one of spray arm towards another spray arm, the direction of one of spray arm nozzle It is opposite with the direction of another spray arm nozzle, so that the water flow for spraying two spray arms, which is collectively formed, rotates water for ring-type Stream.Since it is by two spray arms of setting, and the direction of nozzle is set, so that the water flow that spray apertures eject can form ring The spray arm of the rotary water current of shape, both ends applies identical active force to fruits and vegetables, so that fruits and vegetables are able in food basket along certain side To rotating, opposite water trough body and water flow, fruits and vegetables are in motion state, since water flow can be washed into fruits and vegetables to be cleaned Each surface, while the two sides of spray arm being also provided with ultrasonic generator, to obtain preferable cleaning effect；But It needs to be arranged two water pumps, two spray arms, thus, it is also necessary to and it is further to improve, while only with single rotary spray arm Cleaning materials (dishes or fruits and vegetables) cleaning is treated, can always have the water flow that some dead angles can not be sprayed from rotary spray arm and rinse It arrives.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of can enhance clearly for above-mentioned state of the art Wash the cleaning machine of effect.

The utility model solve above-mentioned technical problem used by technical solution be the cleaning machine, including cabinet and be set to should Wiper mechanism in cabinet, which includes at least the spray arm for being arranged in that the bottom of box and opposite case are fixed, described Spray arm inner hollow and it is formed with runner, the spray arm is provided with the water inlet being connected with the runner at bottom center position Mouthful, the spray apertures being connected with the runner are offered on the wall surface of the spray arm, it is characterised in that the wall of the spray arm It is provided with the relatively described independent gas passage of runner on face, at least one air inlet and at least is offered on the gas passage Three fumaroles, the air inlet are connected by air inlet pipe with external gas supply device, the fumarole at least one A neighbouring corresponding spray apertures setting.

Further, the gas passage is arranged in each spray apertures and surrounds in the region to be formed.It is logical positioned at gas The water that the spray apertures of road periphery spray is into cabinet, when high water level cleans (water level did not had spray arm), by gas passage It is pumped into air, so that spray air from the fumarole of gas passage forms rapidly a large amount of bubbles in water.

Further, at least corresponding three fumaroles of each spray apertures are around setting, and each The outlet of fumarole is towards the spray apertures.Since fumarole is centered around near spray apertures, make the gas of bulging with the water of injection Stream and on, these water for being mingled with a large amount of bubbles are ejected in cleaning materials from the spray apertures on spray arm, can be ruptured and be generated wink Between the quick-fried phenomenon of sky increase the area and probability for directly rinsing cleaning materials to form radioactive impact force, and then accelerate Speed is cleaned, effective presence for avoiding spray arm injection dead angle improves the clean rate of spray arm, effectively enhances cleaning Effect, when cleaning completion (water level is lower or anhydrous in sink), the air for blasting spray arm is arranged with the spray apertures of spray arm Out, the cleaning materials for directly blowing to the food basket of top and having cleaned, drains damp cleaning materials quickly.

Further, the runner at least there are two, be to be respectively at the water inlet in O-shaped annular channel Two sides.The sectional area of O-shaped annular channel greatly can reduce water pump quantity and in the case where not increasing pump power still The water flow spray pressure at spray arm both ends can be balanced, so that turbulence intensity be kept not weaken to improve cleaning effect.

It is in that O-shaped annular channel in the distal end in downstream reduces with respect to punching the loss of water kinetic energy to reduce, along water flow side To the annular channel is opened in the distal end in downstream by the barrier of at least one retaining wall.

Further, along water (flow) direction, from upstream to downstream, the sectional area of the annular channel is gradually reduced.Due to ring The sectional area of shape runner is gradually reduced from upstream to downstream, so that the downstream that the flow velocity of water flow is small in sectional area, the flow velocity of water flow It is just big, and the upstream big in sectional area, the flow velocity of water flow is with regard to small；The water that the spray apertures of this sample spray arm eject can be from pressure Big upstream presses to the small downstream of pressure, for this purpose, the water pressure that the spray apertures in spray arm downstream spray just greatly can will be to clear Washing is held up upwards, and object to be cleaned is in motion state, and thus water flow can be washed into each surface of object to be cleaned, is reached To the cleaning at no dead angle, preferable cleaning effect is obtained, in this way it is possible to prevente effectively from the deposition of object to be cleaned and avoiding close The position at rinse bath cabinet two sides dead angle is easy the problem of cleaning dead angle occur because the dynamics of current scour is inadequate.

Further, the annular channel all has at least three spray apertures in every side that the retaining wall separates, and adjacent The distance between the spray apertures of the nearly retaining wall and retaining wall are less than the distance between other adjacent spray apertures.The spray of neighbouring retaining wall The distance between hole and retaining wall are small, then the water flow that can be turned back from retaining wall can quickly can be sprayed from spray apertures, by object to be cleaned It holds up upwards, object to be cleaned is avoided to deposit.Preferably, the opening direction of other adjacent spray apertures is towards same direction of rotation, So that forming cricoid water flow from the water flow that the annular channel ejects.After such setting, it can to spray from other spray apertures Water flow out can form a cricoid rotary water current, treat cleaning materials and apply active force, so that object to be cleaned is able on edge Certain orientation rotates, and object to be cleaned is in motion state, and thus water flow can be washed into each table of object to be cleaned Face reaches the cleaning at no dead angle, obtains preferable cleaning effect.

Further, the inner ring ring wall of the O-shaped annular channel forms a medium pore, is provided with below the medium pore Ultrasonic generator.The bottom of cabinet may be provided with ultrasonic generator, and ultrasonic generator is located under the medium pore Side, ultrasonic generator can issue more uniform ultrasonic wave, further obtain preferable cleaning effect.

Compared with prior art, independent the utility model has the advantage of opposite runner is provided on the wall surface of spray arm Gas passage is ventilated to gas passage by the way that gas supply device is arranged outside cleaning machine, is sprayed from gas passage fumarole Air and the water that sprays of spray apertures of spray arm converge, these are mingled with water of a large amount of bubbles by constantly recycling again from spray It is sprayed in spray apertures on leaching arm, the water of ejection is torn into fragment mist droplet, and these spray waters by the air bubble expansion of ejection Pearl rushes at object to be cleaned, can rupture the quick-fried phenomenon of sky for generating moment to form radioactive impact force, increase direct flushing The area and probability of cleaning materials, and then accelerate clean speed, effective presence for avoiding spray arm injection dead angle, improves spray The clean rate for drenching arm, effectively enhances cleaning effect.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of cleaning machine in the utility model embodiment；

Fig. 2 is the cross-sectional view of Fig. 1；

Fig. 3 is the cross-sectional view of spray arm in the utility model embodiment.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

Referring to FIG. 1 to FIG. 3, the cleaning machine of the utility model is designed particularly suitable for the water tank type with thin-and-long sink Cleaning machine particularly for the cleaning of fruits and vegetables, but is in fact readily applicable to common water tank cleaner and button fly front European cleaning machine and drawer type cleaning machine.

Expansion description is carried out by taking fruit-vegetable cleaner as an example below:

This fruit-vegetable cleaner includes cabinet 10 i.e. water trough body, water pump 20 and spray arm, and water pump 20 is arranged in water trough body Bottom, spray arm is then used as the water outlet part of water pump, the water that water pump 20 is pumped out spray to in water trough body to clear The fruits and vegetables etc. washed are cleaned.In the present invention, it is preferred that water trough body is made for long and narrow shape, thus can not only The space (cooperating with other sinks) in user kitchen is preferably adapted to, and relatively rectangular sink can also save water.

Water pump 20 is arranged in the middle position of water trough body bottom, and water pump includes motor and impeller, impeller include end with The hollow axis of the output axis connection of motor and multiple blades for being uniformly distributed and axially extending on axis circumferential surface, wherein Motor is located at the bottom part down of water trough body, and impeller is then located in the bottom of water trough body, in the present embodiment, it is preferred that The water inlet of water pump is located at the lower section (lower water inlet) of impeller, and water inlet is corresponding with the water inlet on spray arm, will from bottom Water flow is drawn upwards, the structure of water pump and the applicant application No. is 201610110965.5 Chinese patent or application No. is 201310752573.5 Chinese patent structure it is identical, details are not described herein.It was provided between water pump below spray arm Strainer, isolation foul enter water pump, prevent spray arm from blocking.

The two sides of the water pump of water trough body are provided with ultrasonic generator 30, and water trough body bottom is additionally provided with outlet device And drain valve, the dirty water after having cleaned can be discharged by outlet device and drain valve.Cleaning basket is additionally provided in water trough body, For placing dishes to be cleaned, the upper end edge for cleaning basket is shelved on the upper end inner sidewall of water trough body, cleans basket Bottom is located at the top of spray arm, ultrasonic generator 30 and outlet device.

The utility model is not in order to only with a water pump 20 and increase water at the middle part of the water trough body of elongated shape Spray arm both ends water flow spray pressure still can be balanced in the case where pumping 20 power, and keeps not weakening for turbulence intensity, is sprayed 1 inner hollow of arm and it is formed with runner 2, spray arm 1 is provided with the water inlet being connected with runner 2 at bottom center position, spray The spray apertures 4 being connected with runner 2 are offered on the wall surface of arm 1, and it is independent that opposite runner 2 is provided on the wall surface of spray arm 1 Gas passage 5, offers at least one air inlet 51 and at least three fumaroles 52 on gas passage 5, air inlet 51 by into Tracheae is connected with external gas supply device 6, fumarole 52 at least one be arranged adjacent to corresponding spray apertures 4.In order to The gas that gas passage 5 bloats rapidly is mixed to form the water (flowing of gas with a large amount of bubbles with spray arm injection water Solid arrow in Fig. 2 is seen in direction), it is preferable that spray apertures 4 surround in the interior zone formed and are provided with gas passage 5, are located at gas The water that the spray apertures 4 of 5 periphery of body channel spray (dotted arrow in Fig. 2 is seen in the flow direction of water body), high water level into cabinet 10 When cleaning (water level did not had spray arm), by being pumped into air in gas passage 5, so that from the fumarole 52 of gas passage 5 Spray air form a large amount of bubbles in water rapidly, since fumarole 52 is arranged near spray apertures 4, make bulging gas with The water flow of injection and on, these water for being mingled with a large amount of bubbles are ejected in cleaning materials from the spray apertures 4 on spray arm 1, can Rupture generates the quick-fried phenomenon of sky of moment to form radioactive impact force, increases the area and probability for directly rinsing cleaning materials, And then clean speed is accelerated, the presence at spray arm injection dead angle is effectively prevented, the clean rate of spray arm is improved, effectively increases Strong cleaning effect, when clean complete when (water level is lower or anhydrous in sink), blast the air of spray arm 1 with spray arm 1 Spray apertures 4 be discharged, directly blow to the food basket of top and the cleaning materials cleaned, drain damp cleaning materials quickly.More Alright, at least corresponding three fumaroles 52 of each spray apertures 4 are around setting, and the equal court in outlet of each fumarole 52 To the spray apertures 4.It is ventilated by the way that gas supply device 6 is arranged outside cleaning machine to gas passage 5, from 5 jet of gas passage The water that the spray apertures 4 of air and spray arm that hole 52 sprays spray converges, these are mingled with the water of a large amount of bubbles by constantly following Ring is sprayed from the spray apertures 4 on spray arm 1 again, and the water of ejection is torn into fragment mist droplet by the air bubble expansion of ejection, and And these misty droplets rush at object to be cleaned, can rupture the quick-fried phenomenon of sky for generating moment to form radioactive impact force, add It is big directly to rinse the area and probability of cleaning materials, and then accelerate clean speed, it is effective to avoid spray arm 1 and spray dead angle Presence, improve spray arm 1 clean rate, effectively enhance cleaning effect.

In addition, being located at the two sides of water inlet, spray arm 1 week in the present embodiment there are two the tools of runner 2 of spray arm 1 Side has convex wall 11 and surrounds and be formed with runner, and runner 2 is that description is unfolded in O-shaped annular channel 7, due to two runners 2 The similar figure that is centrosymmetric of structure in the following description, is illustrated by taking left runner 2 as an example for ease of description.

Spray arm 1 can integrated injection molding, for reduce plus difficulty, can be set to two-piece unit connection two parts.Its In, spray arm 1 includes upper spray arm 12 and lower spray arm 13, and water inlet is located at the middle part of lower spray arm 13, and spray apertures 4 are then set It sets in the top surface of upper spray arm 12.In addition, in order to reinforce cleaning effect, the two sides of the water pump 20 of water trough body are provided with ultrasonic wave The inner ring ring wall of generating device 30, the O-shaped annular channel 7 for the spray arm being correspondingly disposed on ultrasonic generator 30 is formed Medium pore 9 in, one end of spray arm 1 extends internally the retaining wall 8 to offset with 9 outer wall of medium pore, will be O-shaped by retaining wall 8 The end of annular channel 7 separates, and prevents water flow from crossing and liquidates, and influences discharge pressure, and the hole wall of medium pore 9, which upwardly extends, to be formed with Inner ring convex wall 91, the first side of inner ring convex wall 91 and the medial surface of convex wall 11 and retaining wall 8 collectively form the first subflow road 21, The second side of inner ring convex wall and the medial surface of convex wall and retaining wall 8 collectively form the second subflow road 22, and spray apertures 4 include and Corresponding second spray orifice on corresponding first spray orifice in one subflow road 21 and the second subflow road 22, the number of the first spray orifice and the second spray orifice Amount be respectively 3, if quantity is excessive, water flow spray pressure caused by be easy to causeing weaken the phenomenon that, lead to turbulent flow and spray Effect is weak, be easy to cause spray clean range small if quantity is excessively few, is unfolded to describe with 3, respectively spray orifice 1, spray Hole 2 20 and spray orifice 3 30 and spray orifice 5 50, spray orifice 6 60 and spray orifice 7 70, wherein spray orifice 3 30 and spray orifice 7 70 and gear The distance between wall 8 is less than the distance between other adjacent spray apertures 4, and upward inclination at an angle to the horizontal direction, Preferably 30~60 °, the angle setting of spray orifice four and spray orifice eight can enable the water flow turned back from retaining wall 8 to state retaining wall 8 from neighbour The tangential direction of spray orifice sprays, when water level is higher, other adjacent spray apertures 4 of spray arm, spray orifice 1, spray orifice 2 20 with And the opening direction of spray orifice 5 50, spray orifice 6 60 is formed with rapids towards the bladdery water energy of mixing that same direction of rotation sprays Stream, mixes that bladdery turbulent flow can be washed into dishes to be cleaned and then the quick-fried power of sky formed also increases severely, resulting unit bodies Impact force and frictional force in product greatly increase, even if reaching in the case where not using any surfactant or detergent Good washing effect, to realize more comprehensive cleaning.In addition, the O-shaped annular channel 7 of the utility model is along water (flow) direction, From upstream to downstream, the sectional area of annular channel 7 is gradually reduced.Due to annular channel 7 sectional area from upstream to downstream gradually Reduce, so that the downstream that the flow velocity of water flow is small in sectional area, the flow velocity of water flow is with regard to big, and the upstream big in sectional area, water flow Flow velocity is with regard to small, and according to bernoulli principle, the flow velocity of fluid is bigger, and pressure is smaller, and the flow velocity of fluid is smaller, and pressure is bigger；In this way The water that the spray apertures 4 of this spray arm 1 eject can press to the small downstream of pressure from the big upstream of pressure, for this purpose, under spray arm 1 The water pressure that the spray apertures 4 of trip spray can just be washed into greatly each surface of dishes to be cleaned, reach the cleaning at no dead angle, Obtain preferable cleaning effect, in this way it is possible to prevente effectively from the deposition of dishes to be cleaned and avoid close to water trough body two sides it is dead The position at angle is easy the problem of cleaning dead angle occur because the dynamics of current scour is inadequate.

The fruit-vegetable cleaner of the utility model is due to using above-mentioned spray arm configuration, when cleaning, by fruits and vegetables to be cleaned It is put into the cleaning basket of water trough body, opens such as air pump of gas supply device 6 of 10 side wall of cabinet, when opening air pump, from In the fumarole 52 of gas passage 5 spray air make the water in water trough body seethe or rotate, and with the spray apertures of spray arm 4 The water of ejection converges, these water for being mingled with a large amount of bubbles are sprayed from the spray apertures 4 on spray arm again by constantly recycling, The water of ejection is torn into fragment mist droplet by the air bubble expansion of ejection, and these misty droplets rush at fruits and vegetables to be cleaned, energy Enough ruptures generate the quick-fried phenomenon of sky of moment to form radioactive impact force, increase the area for directly rinsing cleaning materials and general Rate, moreover it is possible to form stereo-flushing air-flow, water flow, the fruits and vegetables in water trough body be driven to seethe or rotate, in water flow, air-flow and fruits and vegetables Under the friction or impact on surface, while can be combined with ultrasonic generator, ultrasonic generator with it is tens of thousands of time/it is more than the second Compressing force and decompression power shaken, can in water trough body for cleaning water in form tiny bubble, spray The particle foul loosened to fruit and vegetable surfaces falls off, and then accelerates clean speed, effective to avoid spray arm injection dead angle In the presence of improving the clean rate of spray arm, effectively enhance cleaning effect.

Although the utility model is derived from water tank cleaner, the design of the utility model can be applied equally to non-sink The cleaning machine of formula, such as the European cleaning machine and drawer type cleaning machine etc. of button fly front.

Claims (8)

1. a kind of cleaning machine is included at least including cabinet (10) and the wiper mechanism being set in the cabinet (10), the wiper mechanism The fixed spray arm (1) of the bottom of box and opposite case is set, spray arm (1) inner hollow and is formed with runner (2), The spray arm (1) is provided with the water inlet being connected with the runner (2), the wall of the spray arm (1) at bottom center position The spray apertures (4) being connected with the runner (2) are offered on face, it is characterised in that be arranged on the wall surface of the spray arm (1) There is the independent gas passage of the runner (2) (5) relatively, at least one air inlet (51) is offered on the gas passage (5) With at least three fumaroles (52), the air inlet (51) is connected by air inlet pipe with external gas supply device (6), institute Stating fumarole (52), at least one is arranged adjacent to corresponding spray apertures (4).

2. cleaning machine according to claim 1, it is characterised in that the gas passage (5) is arranged in each spray apertures (4) it surrounds in the region formed.

3. cleaning machine according to claim 1 or 2, it is characterised in that each spray apertures (4) at least corresponding three A fumarole (52) is around setting, and the outlet of each fumarole (52) is towards the spray apertures (4).

4. cleaning machine according to claim 1, it is characterised in that the runner (2) at least there are two, be in O-shaped ring Shape runner (7), is respectively at the two sides of the water inlet.

5. cleaning machine according to claim 4, it is characterised in that: along water (flow) direction, the annular channel (7) is being in It is opened by the barrier of at least one retaining wall (8) distal end in downstream.

6. cleaning machine according to claim 5, it is characterised in that: along water (flow) direction, from upstream to downstream, the annular flow The sectional area in road (7) gradually reduces.

7. cleaning machine according to claim 5 or 6, it is characterised in that: the annular channel (7) is in the retaining wall (8) point Every every side all there are at least three spray apertures (4), and the spray apertures (4) of neighbouring retaining wall (8) and retaining wall (8) it Between distance be less than the distance between other adjacent spray apertures (4).

8. cleaning machine according to claim 4, it is characterised in that: the inner ring ring wall of the O-shaped annular channel (7) forms one Medium pore (9) is provided with ultrasonic generator (30) below the medium pore (9).