CN208551525U - A kind of cleaning machine - Google Patents

Abstract

The utility model relates to a kind of cleaning machines, wiper mechanism including cabinet and in the cabinet, the wiper mechanism includes at least the spray arm for being arranged in that the bottom of box and opposite case are fixed, spray arm inner hollow and it is formed with runner, it is characterized by: spray arm is provided with gas passage in bottom, aerating mouth and exhaust outlet are offered on gas passage, aerating mouth is connected by air inlet pipe with external gas supply device, exhaust outlet is communicated with the water trough body of runner and/or cabinet, compared with prior art, the utility model has the advantage of the bottoms of spray arm to be provided with the gas passage to interlink with runner, bubble can be generated by being passed through gas from the aerating mouth of gas passage in this way, these water for being mingled with a large amount of bubbles can be ejected in cleaning materials from the spray apertures on spray arm, the quick-fried phenomenon of sky that generation moment can be ruptured is put with being formed The impact force of penetrating property increases the area and probability for directly rinsing cleaning materials.

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 fruits and vegetables 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 fruits and vegetables Water flow impact pressure it is weaker, and not enough uniformly, can not be covered by water flow when fruits and vegetables are 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 fruits and vegetables 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. " water tank cleaner " and Patent No. of ZL201310749864.9 " water tank cleaner ", ZL201310750968.1 ZL201320889409.4 " open water tank cleaner ", wherein Patent No. ZL201320889409.4 " open sink Formula cleaning machine " provide a kind of water pump draw water, moisturizing it is smooth, and cleaning machine bottom-purge easily open sink cleaning Machine comprising have to form the cabinet of scrubbing space, the cabinet includes water trough body, and the bottom of the water trough body is provided with water Pump, the water pump includes impeller, and upper impeller is accommodated in water outlet part, is equipped with below water outlet part and supports the water outlet part Guide support, impeller lower part is accommodated in the lower accommodating cavity of guide support being centrally formed, in the circumferential direction of the guide support Equipped with multiple mounting legs longitudinally extended, so that the bottom of water trough body is vacantly arranged in the guide support, due to hanging The design of the guide support of formula, so that the water inlet for the water pump being placed in guide support is distributed in each side of guide support, Can timely moisturizing, the effect that draws water obtained；The bottom of guide support is equipped with guide face, to the water of guide support side into Enter water pump and play the role of guiding, reduces the noise of impeller, and can accelerate to water flow, further increase the effect that draws water.So And water pump is only improved, it is still that cleaning materials cleaning is treated using single rotary spray arm, always can have some dead angles can not It is flushed to by the water flow sprayed from rotary spray arm.

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.

Technical solution adopted by the utility model to solve the above technical problems is as follows: the cleaning machine, including cabinet and it is set to Wiper mechanism in the cabinet, the wiper mechanism include at least the spray arm for being arranged in that the bottom of box and opposite case are fixed, spray Leaching and is formed with runner at arm inner hollow, it is characterised in that: the bottom wall of the spray arm offer it is being communicated with the runner plus Port further includes having gas supply device, and the aerating mouth is connected with the gas supply device.

Further, the spray arm central part is provided with the water inlet being connected with the runner, the water inlet Lower section is provided with water pump, and the impeller of the water pump is supported on bracket, and the bracket is hollow and distal opening, extends upwardly to In the spray arm, to form the gas passage.

Further, exhaust outlet is opened up on the gas passage, the gas passage further includes having diversion seat, correspondingly institute The attachment base for being provided in spray arm and protruding into axial hole for the diversion seat is stated, the exhaust outlet includes the diversion seat side At least one the first row port radially opened up on wall, the attachment base then offer with the first row port interlink for The channel that gas passes through.When cleaning, gas enters in spray arm through the diversion seat of gas passage, because of the rotation of impeller in runner The water flow for being rich in bubble is formed, and is sprayed in the spray apertures of spray arm, the water flow of ejection is clear reaching needs because being rich in bubble When the object to be cleaned such as fruits and vegetables or fruit and vegetable surfaces washed, bubbles burst forms impact force again, is peeled off together object to be cleaned with water flow Surface it is dirty, and due to the presence of bubble, solid stream of water becomes intermittent water flow, forms another water flow hitting power, mentions Cleaning ability is risen.

Further, the wall surface of the spray arm offer with for the local exposed through-hole in the diversion seat head, it is described Exhaust outlet further includes having to be provided with the second exhaust port for axially extending to the head on the diversion seat side wall.Diversion seat head Second exhaust port ceaselessly discharges gas, impacts to the water flow outside spray arm runner is located in cabinet, generates its rolling Bubble, these water for being mingled with a large amount of bubbles are sprayed from the spray apertures on spray arm again by constantly recycling, the gas of ejection The water of ejection is torn into fragment mist droplet by bubble expansion, and these misty droplets rush at object to be cleaned, can rupture and generate wink Between the quick-fried phenomenon of sky increase the area and probability for directly rinsing object to be cleaned to form radioactive impact force, and then accelerate Clean speed effectively prevents the presence at spray arm injection dead angle, improves the clean rate of spray arm, effectively enhance cleaning Effect；When clean complete when, water pump no longer draws water to be continued to supply into the gas supply device outside cabinet, from the in diversion seat The gas that two exhaust outlets spray object to be cleaned intracorporal to case is blown, and drains it quickly.

In order to balance the water flow spray pressure at spray arm both ends, to keep turbulence intensity not weaken to improve cleaning effect Fruit.There are two runners, can be radioactivity runner also in O-shaped annular channel, be respectively at the two sides of water inlet.

Optionally, the runner at least there are two, be to be respectively at the two of the water inlet in O-shaped annular channel Side.The sectional area of O-shaped annular channel can balance greatly the water flow spray pressure at spray arm both ends, to keep turbulence intensity 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 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 super Sound wave generating device.Ultrasonic generator is located at below the medium pore, and ultrasonic generator can issue more uniform super Sound wave further obtains preferable cleaning effect.

Compared with prior art, the gas to interlink with runner is provided with the utility model has the advantage of the bottom of spray arm Body channel, bubble can be generated by being passed through gas from the aerating mouth of gas passage in this way, these water for being mingled with a large amount of bubbles can be from Spray apertures on spray arm are ejected in cleaning materials, can rupture the quick-fried phenomenon of sky for generating moment to form radioactive impact Power increases the area and probability for directly rinsing cleaning materials, and then accelerates clean speed, and it is dead to effectively prevent spray arm injection The presence at angle improves the clean rate of spray arm, effectively enhances cleaning effect, meanwhile, which also has both turbulent flow cleaning Function, when water level is higher, the bladdery water energy of mixing that the spray apertures of spray arm spray is formed with turbulent flow, mixes bladdery turbulent flow And then the quick-fried power of sky formed also increases severely, the impact force and frictional force in resulting unit volume greatly increase, even if not In the case where using any surfactant or detergent, reach good washing effect, to realize more comprehensive cleaning.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of spray arm in the utility model embodiment；

Fig. 2 is the structural schematic diagram of upper spray arm in the utility model embodiment；

Fig. 3 is the cross-sectional view of water trough body in the utility model embodiment；

Fig. 4 is the cross-sectional view of bracket in the utility model embodiment.

Specific embodiment

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

Referring to figs. 1 to 4, the design on washer of the utility model is clear particularly suitable for the water tank type with thin-and-long sink Washing machine particularly for the cleaning of fruits and vegetables, but is in fact readily applicable to the Europe of common water tank cleaner and button fly front Formula 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 cabinet and the wiper mechanism in the cabinet, which, which includes at least, is arranged in cabinet The spray arm 1 that bottom and opposite case are fixed, spray arm 1 are then used as the water outlet part of water pump 8, and the water that water pump 8 is pumped out sprays To be cleaned to the fruits and vegetables etc. to be cleaned in cabinet, that is, water trough body 100.In the present invention, it is preferred that sink Ontology 100 is made for long and narrow shape, thus can not only preferably adapt to the space (cooperating with other sinks) in user kitchen, and And relatively rectangular sink can also save water.

The middle position of 100 bottom of water trough body is arranged in water pump 8, and water pump includes motor and impeller, and impeller includes end With the hollow axis and multiple blades for being uniformly distributed and axially extending on axis circumferential surface of the output axis connection of motor, In, 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, preferably , the water inlet of water pump is located at the lower section of impeller (lower water inlet), and water inlet is corresponding with the water inlet on spray arm, from bottom Water flow is drawn upwards, the structure of water pump and the applicant application No. is 201610110965.5 Chinese patent or application numbers Identical for 201310752573.5 Chinese patent structure, details are not described herein.It is arranged between water pump 8 below spray arm 1 There is filter screen, isolation foul enters water pump, prevents spray arm from blocking.

8 two sides of water pump of water trough body 100 are provided with ultrasonic generator 101, and 100 bottom of water trough body is additionally provided with Outlet device and drain valve, the dirty water after having cleaned can be discharged by outlet device and drain valve.It is additionally provided in water trough body 100 Basket is cleaned, for placing fruits and vegetables to be cleaned, the upper end edge for cleaning basket is shelved on the inside of the upper end of water trough body 100 Wall, the bottom for cleaning basket are located at the top of spray arm, ultrasonic generator and outlet device.

The utility model is not in order to only with a water pump and increase water at the middle part of the water trough body 100 of elongated shape Still 1 both ends water flow spray pressure of spray arm can be balanced in the case where pump power, and keeps not weakening for turbulence intensity, spray arm 1 inner hollow and it is formed with runner, 1 bottom center position of spray arm is provided with the water inlet being connected with runner, the wall of spray arm 1 The spray apertures being connected with runner are offered on face, spray arm 1 is provided with gas passage 2 in bottom, offers on gas passage 2 Aerating mouth and exhaust outlet, aerating mouth are connected by air inlet pipe with external gas supply device 90, exhaust outlet and runner and/or Water trough body 100 communicates, and in order to reinforce washing effect, exhaust outlet is communicated with runner and water trough body 100 in the present embodiment.

Specifically, 1 central part of spray arm is provided with the water inlet being connected with runner, is provided with water pump below water inlet 8, the impeller of water pump 8 is supported on bracket 81, and bracket 81 is hollow and distal opening, and extends upwardly in spray arm 1, thus shape At gas passage.The gas passage includes diversion seat 21, band axial hole is provided in spray arm 1 correspondingly for diversion seat 21 The attachment base 14 protruded into, exhaust outlet include the two first row ports 211 radially opened up on 21 side wall of diversion seat, and attachment base 14 is then It offers and interlinks with first row port 211 with channel 141 for gas to pass through.In order to make exhaust outlet and water trough body 100100 It interlinks, the wall surface of spray arm 1 is offered with for the local exposed through-hole 15 in 21 head of diversion seat, and exhaust outlet further includes having water conservancy diversion The second exhaust port 212 for axially extending to head is provided on seat side wall, and when cleaning, gas is through the first row on 21 side wall of diversion seat 211 mouthfuls of gas enter in spray arm 1, and the rotation in runner because of impeller forms the water flow for being rich in bubble, and in the spray of spray arm It being sprayed in hole, the water flow of ejection is because being rich in bubble, when reaching the fruit and vegetable surfaces to be cleaned for needing to clean, bubbles burst, again Impact force is formed, is peeled off together the dirty of object surface to be cleaned with water flow, and due to the presence of bubble, solid stream of water becomes being interrupted Water flow, form another water flow hitting power, meanwhile, the second exhaust port on 21 head of diversion seat ceaselessly discharges gas, right Water flow in water trough body 100 outside spray arm runner is impacted, and so that its rolling is generated bubble, these are mingled with a large amount of gas The water of bubble is sprayed from the spray apertures on spray arm again by constantly recycling, and the water of ejection is torn into broken by the air bubble expansion of ejection Block mist droplet, and these misty droplets rush at object to be cleaned, can rupture the quick-fried phenomenon of sky for generating moment to form radiation Property impact force, increase the area and probability for directly rinsing cleaning materials, and then accelerate clean speed, effectively prevent spraying Arm 1 sprays the presence at dead angle, improves the clean rate of spray arm, effectively enhances cleaning effect；When cleaning completion, water pump is not It is drawn water again into sink sheet 100, external gas supply device such as air pump continues to supply, from second exhaust port in diversion seat 21 212 gases sprayed blow to the object to be cleaned in water trough body 100, drain it quickly.

In order to balance the water flow spray pressure at 1 both ends of spray arm, to keep turbulence intensity not weaken to improve cleaning effect Fruit.There are two runners, can be radioactivity runner also in O-shaped annular channel, be respectively at the two sides of water inlet.This implementation It with runner is that description is unfolded in O-shaped annular channel in example, due to the similar figure that is centrosymmetric of the structure of two runners, in order to Convenient for description, in the following description, it is illustrated by taking left runner as an example.

Spray arm 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 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 8 of water trough body 100 are provided with ultrasound The inner ring ring wall of wave generating device 7, the O-shaped annular channel for the spray arm being correspondingly disposed on ultrasonic generator 7 is formed Medium pore 3 in, one end of spray arm 1 extends internally the retaining wall 4 to offset with 3 outer wall of medium pore, will be O-shaped by retaining wall 4 The end of annular channel separates, and prevents water flow from crossing and liquidates, and influences discharge pressure, and the hole wall of medium pore 3, which upwardly extends, to be formed with Inner ring convex wall 31, the first side of inner ring convex wall 31 and the medial surface of convex wall 11 and retaining wall 4 collectively form the first subflow road 5, The second side of first inner ring convex wall 31 and the medial surface of convex wall 11 and retaining wall 4 collectively form the second subflow road 6, spray apertures packet Include corresponding second spray orifice on the first spray orifice corresponding with the first split channel and the second split channel, the first spray orifice and the second spray The quantity in hole is respectively 4, if quantity is excessive, water flow spray pressure caused by be easy to causeing weaken the phenomenon that, lead to turbulent flow It is weak with spraying effect, it is easy to cause the spray clean range small if quantity is excessively few, is unfolded to describe with 4, respectively spray orifice one 10, spray orifice 2 20, spray orifice 3 30 and spray orifice 4 40 and spray orifice 5 50, spray orifice 6 60, spray orifice 7 70 and spray orifice 8 80, wherein The distance between spray orifice 4 40 and spray orifice 8 80 and retaining wall 4 are less than the distance between other adjacent spray apertures, and and horizontal direction The angle setting of upward inclination at an angle, preferably 30~60 °, spray orifice 4 40 and spray orifice 8 80 can make from retaining wall 4 The tangential direction that the water flow that place turns back can state 4 spray orifice of retaining wall from neighbour sprays, when water level is higher, other adjacent sprays of spray arm Hole, spray orifice 10, spray orifice 2 20, spray orifice 3 30 and spray orifice 5 50, spray orifice 6 60, spray orifice 7 70 opening direction towards same The bladdery water energy of mixing that direction of rotation sprays is formed with turbulent flow, and fruits and vegetables to be cleaned can be washed into turn by mixing bladdery turbulent flow The quick-fried power of sky of formation also increases severely, and the impact force and frictional force in resulting unit volume greatly increase, even if not using In the case where any surfactant or detergent, reach good washing effect, to realize more comprehensive cleaning.Separately Outside, the O-shaped annular channel of the utility model is along water (flow) direction, and from upstream to downstream, the sectional area of annular channel is gradually reduced.Due to The sectional area of annular channel is gradually reduced from upstream to downstream, so that the downstream that the flow velocity of water flow is small in sectional area, the stream of water flow Speed is just big, and the upstream big in sectional area, the flow velocity of water flow are just small, and according to bernoulli principle, the flow velocity of fluid is bigger, and pressure is got over Small, the flow velocity of fluid is smaller, and pressure is bigger；The water that the spray apertures of this sample spray arm eject can be pressed to from the big upstream of pressure The small downstream of pressure, for this purpose, the water pressure that the spray apertures in spray arm downstream spray can just be washed into greatly fruits and vegetables to be cleaned Each surface reaches the cleaning at no dead angle, obtains preferable cleaning effect, in this way it is possible to prevente effectively from fruits and vegetables to be cleaned sink Product and avoid the position close to water trough body two sides dead angles be easy because the dynamics of current scour not enough due to there is cleaning dead angle Problem.

The fruit-vegetable cleaner of the utility model is due to using above-mentioned 1 structure of spray arm, when cleaning, by fruits and vegetables to be cleaned It is put into the cleaning basket of water trough body, the air pump of 100 side wall of water trough body is opened, when opening air pump, from gas passage Air is sprayed in fumarole makes the water in water trough body seethe or rotate, and the water sprayed with the spray apertures of spray arm converges, These water for being mingled with a large amount of bubbles are sprayed from the spray apertures on spray arm again by constantly recycling, the air bubble expansion of ejection The water of ejection is torn into fragment mist droplet, and these misty droplets rush at object to be cleaned, can rupture the sky for generating moment Quick-fried phenomenon increases the area and probability for directly rinsing cleaning materials, moreover it is possible to form stereo-flushing to form radioactive impact force Air-flow, drives the fruits and vegetables in water trough body to seethe or rotate at water flow, under the friction or impact of water flow, air-flow and fruit and vegetable surfaces, Can be combined with ultrasonic generator simultaneously, ultrasonic generator with tens of thousands of times/more than second compressing force and decompression power into Row concussion can form tiny bubble in the water for cleaning in water trough body, spray loosened to fruit and vegetable surfaces Grain foul falls off, and then accelerates clean speed, and effective presence for avoiding spray arm injection dead angle improves washing for spray arm Net rate, effectively enhances cleaning effect.

Claims (10)

1. a kind of cleaning machine, the wiper mechanism including cabinet and in the cabinet, which, which includes at least, is arranged in case The fixed spray arm of body bottom and opposite case, spray arm inner hollow and is formed with runner, it is characterised in that: the spray arm Bottom wall offer the aerating mouth communicated with the runner, further include having gas supply device, the aerating mouth and the gas Feedway is connected.

2. cleaning machine according to claim 1, it is characterised in that: the spray arm central part is provided with and the runner phase The water inlet of connection is provided with water pump below the water inlet, and the impeller of the water pump is supported on bracket, the bracket Hollow and distal opening extends upwardly in the spray arm, to form gas passage.

3. cleaning machine according to claim 2, it is characterised in that: open up exhaust outlet, the gas on the gas passage Channel further includes having diversion seat, is correspondingly provided with the connection protruded into axial hole for the diversion seat in the spray arm Seat, the exhaust outlet includes at least one the first row port radially opened up on the diversion seat side wall, and the attachment base is then opened Equipped with interlinking with the first row port with channel for gas to pass through.

4. cleaning machine according to claim 3, it is characterised in that: the wall surface of the spray arm offers and supplies the water conservancy diversion The local exposed through-hole in seat head, the exhaust outlet further includes having to be provided on the diversion seat side wall to axially extend to the head Second exhaust port.

5. cleaning machine according to claim 2, it is characterised in that: the runner at least there are two, be radial stream Road is respectively at the two sides of the water inlet.

6. cleaning machine according to claim 2, it is characterised in that: the runner at least there are two, be in O-shaped annular Runner is respectively at the two sides of the water inlet.

7. cleaning machine according to claim 6, it is characterised in that: along water (flow) direction, the annular channel is in the case where being in It is opened by the barrier of at least one retaining wall the distal end of trip.

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

9. cleaning machine according to claim 8, it is characterised in that: the annular channel is in every side that the retaining wall separates All there are at least three spray apertures, and the distance between the spray apertures of the neighbouring retaining wall and retaining wall are less than other adjacent spray apertures The distance between.

10. according to cleaning machine described in claim 6~9 any one claim, it is characterised in that: the O-shaped annular flow The inner ring ring wall in road forms a medium pore, is provided with ultrasonic generator below the medium pore.