CN208243536U - A kind of spray arm and the cleaning machine of application and the spray arm - Google Patents

Abstract

The utility model relates to a kind of spray arm and the cleaning machines of application and the spray arm.The spray arm, including spraying arm body, the spray arm body interior is hollow to form water collection chamber, the apopore being connected with water collection chamber is offered on the upper surface of the spray arm body, it is characterized by: being additionally provided with aerating mouth on the upper surface of the spray arm body, which is connected with the water collection chamber.The utility model is provided with aerating mouth in the upper surface of spray arm body, so as to which gas is added from the top of spray arm, entrained air bubbles in the water flow for spraying spray arm, when water impact fruits and vegetables cross dishes, bubble, which meets obstructions, to be ruptured, to improve the impact strength of water flow, cleaning effect is improved.

Description

A kind of spray arm and the cleaning machine of application and the spray arm

Technical field

The utility model relates to cleaning machine technical field, referring specifically to a kind of spray arm that gas can be added and application has the spray Drench the cleaning machine of arm.

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.Application Number for the Chinese patent of CN200710306898.5, " the especially household of the dish-washing machine equipped with the device that can improve clean effect washes the dishes 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 surface for spraying to dishes Product 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.Application Number it is provided with ultrasonic wave emitting head device for the Chinese patent " a kind of large size ultrasonic wave automatic dish-washing machine " of 201610795828.X, And pressure-air is inputted into cleaning solution simultaneously, make the pressure-air of input shape in cleaning solution using ultrasonic wave emitting head device At bubble, ultrasonic transducer is for supplying energy to cleaning solution, so that the bubbles burst in cleaning solution generates impact force, thus Improve water flow impact pressure.But in the class formation, the moment generated between ultrasonic wave and high pressure bubble, empty quick-fried phenomenon was needed in water Middle to maintain, when water flow is by water pump lifting and recycles ejection, high pressure bubble, which is difficult to reach dishes surface, to be ruptured, nothing Method is suitable for the dishwasher structure of water flow jet formula.In addition, the class formation is also only applicable to the large-scale machine that washes the dishes, it is difficult to suitable For in home-use dish-washing machine.

Utility model content

For the current state of the art, the technical problem to be solved by the utility model is to provide it is a kind of can be added gas from And entrained air bubbles in the water flow sprayed is made to enter the spray arm for improving cleaning effect.

Another technical problem to be solved in the utility model is the status for the prior art, provide it is a kind of by Bubble is formed in water flow and is increased the impact strength to cleaned material and then is improved the cleaning machine of cleaning effect.

Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of spray arm, including spray arm sheet Body, the spray arm body interior is hollow to form water collection chamber, offers on the upper surface of the spray arm body and water collection chamber The apopore being connected, it is characterised in that: be additionally provided with aerating mouth on the upper surface of the spray arm body, the aerating mouth and institute Water collection chamber is stated to be connected.

Spray arm has water inlet.Water inlet is set on the lower surface of spray arm body.

In said structure, it is provided with air collecting chamber on the inner surface of the spray arm body, the aerating mouth constitutes the collection The air inlet of air cavity, the air collecting chamber have the gas outlet being connected with water collection chamber.

Preferably, the air collecting chamber is protruding upward by the upper surface of spray arm body and/or sprays the inner surface of arm body Recess is formed downwards.

A kind of application has the cleaning machine of above-mentioned spray arm, and including cabinet, water pump and the spray arm, the cabinet has Washing cavities, the spray arm are set in the washing cavities, and the water pump is the water in washing cavities to be pumped into spray arm, feature It is: further includes aerating mechanism, the outlet side of the aerating mechanism is connected with the aerating mouth of the spray arm.

Preferably, the aerating mechanism includes air pump and gas-guide tube, the air pump is set on the outside of cabinet, the gas-guide tube First end be connected with air pump, the second end of the gas-guide tube is connected with the aerating mouth of spray arm.

Preferably, the spray arm is fixedly arranged on the bottom of washing cavities.The structure is primarily adapted for use in fruits and vegetables cleaning state.

Preferably, the spray arm is set to the bottom of washing cavities with being able to rotate.The structure is primarily adapted for use in dish washing shape State.

In above-mentioned each preferred embodiment, the bottom of the spray arm has the water inlet being connected with water collection chamber, the water Pump includes impeller and motor, and the upper impeller passes through water inlet and protrudes into water collection chamber, and the motor is set on cabinet and and leaf Wheel is connected.

As an improvement, the impeller includes central axis and multiple blades spaced apart on the outer peripheral surface of central axis, institute Stating blade includes the first blade and the second blade, and the thickness of first blade is greater than the thickness of the second blade.The structure can The speed for making impeller draw water is uneven, to form pulsed water flow, improves cleaning effect.

Preferably, the aerating mouth is set to the intermediate position of spray arm.

Preferably, the cleaning machine further includes the bowl frame that can be placed in washing cavities, in at least one estimation of this bowl of frame Portion is hollow to form the gas-guide tube.

Preferably, the gas-guide tube dismountable type is set on bowl frame, and the air collecting chamber of the outlet side of the gas-guide tube and spray arm Dismountable type rotation connection.

Compared with the prior art, the advantages of the utility model are: the utility model is set in the upper surface of spray arm body Aerating mouth is set, so as to which gas is added from the top of spray arm, entrained air bubbles in the water flow for spraying spray arm work as water flow When impact fruits and vegetables cross dishes, bubble, which meets obstructions, to be ruptured, to improve the impact strength of water flow, improves cleaning effect.

Detailed description of the invention

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

Fig. 2 is the partial structure diagram of spray arm in the utility model embodiment 1；

Fig. 3 is the structural schematic diagram of cleaning machine in the utility model embodiment 1；

Fig. 4 is aerating mechanism, the assembling structure schematic diagram of spray arm and water pump in the utility model embodiment 1；

Fig. 5 is the structural schematic diagram of impeller in the utility model embodiment 1；

Fig. 6 is the structural schematic diagram of cleaning machine in the utility model embodiment 2；

Fig. 7 is the enlarged structure schematic diagram of part A in Fig. 6；

Fig. 8 is the structural schematic diagram of cleaning machine in the utility model embodiment 3；

Fig. 9 is aerating mechanism, the assembling structure schematic diagram of spray arm and water pump in the utility model embodiment 4；

Figure 10 is the sectional view of gas-guide tube in Fig. 9.

Specific embodiment

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

Embodiment 1:

As shown in Fig. 1~5, the spray arm of the present embodiment includes spray arm body 1,1 inner hollow of spray arm body from And water collection chamber 10 is formed, it sprays and offers the apopore 11 being connected with water collection chamber 10, spray arm sheet on the upper surface of arm body 1 The bottom of body 1 has the water inlet 12 being connected with water collection chamber 10.

The middle position of 1 upper surface of spray arm body of the present embodiment is additionally provided with aerating mouth 13, the aerating mouth 13 and collection Water cavity 10 is connected.Specifically, being provided with air collecting chamber 14 on the inner surface of spray arm body 1, the air collecting chamber 14 is by spray arm sheet The formation protruding upward of the upper surface of body 1, aerating mouth 13 constitute the air inlet of the air collecting chamber 14, and air collecting chamber 14 has and water collection chamber 10 The gas outlet 141 being connected.

The runner 15 extended respectively to both ends from middle part is provided in the water collection chamber 10 of the present embodiment, spray arm body 1 Intermediate position is formed with a circular inhalant region 151, which constitutes the throat site of runner with the junction of runner 15 152, the gas outlet 141 of air collecting chamber 14 is located in runner 15 and arranges close to the throat site 152.The shape and stream of air collecting chamber 14 The trend in road 15 matches, and gas outlet 141 includes that densely covered several play abscess, and which is 0.3~ 0.8mm, the distance of center circle between adjacent two abscesses are 0.8~2mm.According to flow direction of the fluid in spray arm, abscess is played It is respectively positioned on the upstream of apopore 11.The gas outlet 141 of air collecting chamber 14 is set to throat site 152, is conducive to make gas and water flow Quickly mixing, forms the water flow of entrained air bubbles, also, refined bubble diameter, increases number of bubbles, can play and preferably rise Steep effect.

Using the cleaning machine for having above-mentioned spray arm in the present embodiment, it is particularly suitable for the cleaning of dishes, naturally it is also possible to use To clean fruits and vegetables.Cleaning machine includes cabinet 2, water pump 3, spray arm body 1 and aerating mechanism 4, and cabinet 2 has washing cavities 20, spray Leaching arm body 1 is set to the bottom of washing cavities 20 with being able to rotate.Water pump 3 is to be pumped into spray arm body 1 for the water in washing cavities 20 In.The outlet side of aerating mechanism 4 is connected with the aerating mouth 13 of spray arm.

Specifically, aerating mechanism 4 includes air pump 41 and gas-guide tube 42, air pump 41 is set to the outside of cabinet 1, the of gas-guide tube 42 One end is connected with air pump 41, the second end of gas-guide tube 42 pass through cabinet 1 protrude into washing cavities 20 and with spray arm body 1 plus Port 13 is rotatably coupled by a swivel 43.

Water pump 3 includes impeller 31 and motor 32, and 31 top of impeller passes through water inlet 12 and protrudes into water collection chamber 10, and motor 32 is set In on cabinet 1, the output shaft of motor 32 passes through cabinet 1 and is connected with impeller 31.The impeller 31 of the present embodiment includes central axis 311 And multiple blades 312 spaced apart on the outer peripheral surface of central axis 311, blade 312 include the first blade 3121 and the second leaf Piece 3122, and the thickness of the first blade 3121 is greater than the thickness of the second blade 3122.The speed that the structure can make impeller draw water is not Uniformly, to form pulsed water flow, cleaning effect is improved.The middle part of central axis 311 is provided with axis hole 310, the output of motor 32 Axis 321 is connected with the axis hole 310.Second blade 3122 axially extends on central axis 311, and the second blade 3122 has the One upper section 3123 and the first lower section 3124 being connected with first upper section 3123, the first upper section 3123 is in the outer of central axis 311 It is extended radially outward on circumferential surface, axial direction arrangement of first lower section 3124 along central axis 311.Also, the of the second blade 3122 One upper section, 3123 radial dimension and the radial dimension of radial dimension ratio of the first lower section 3124 are 1~5.The upper table of first upper section 3123 Face and lower surface are arched upward upwards is formed as the first arcwall face 3125, and the upper surface of the first upper section 3125 is above central axis 311 upper surface.First lower section 3124 extends to the axial arrangement of the lower end of central axis 311 and the parallel central axis 311 of lateral surface. The thickness of first blade 3121 is greater than the thickness of the second blade 3122, and first blade 3121 of the present embodiment is configured to quadrangular Shape, and the upper surface of the first blade 3121 and the upper surface of central axis 311 are flush.The length in the radial direction of first blade 3121 Less than the length in the radial direction of the second blade 3122, under being embodied in the length in the radial direction of the first blade 3121 greater than first Section 3124 length in the radial direction and less than the length in the radial direction of the first upper section 3123.

Embodiment 2:

As shown in Figure 6,7, the present embodiment the difference from embodiment 1 is that: the spray arm body 1 ' in the present embodiment is fixed In the bottom of washing cavities 20 ', and the structure for spraying air collecting chamber 14 ' in arm body 1 ' is different from embodiment 1.The spray of the present embodiment Leaching arm configuration is particularly suitable for fruits and vegetables cleaning, naturally it is also possible to carry out dish washing.

Specifically, upper surface protruding upward formation of the air collecting chamber 14 ' by spray arm body 1 ', and air collecting chamber 14 ' integral into Shape be inner hollow it is cylindric, the cylinder can be up and down internal diameter it is equal, can also up and down internal diameter differ.Air collecting chamber 14 ' Bottom or side have gas outlet 141 ', and the gas outlet 141 ' interlinks with water collection chamber 10 '.

Aerating mouth 13 ' is arranged the top in air collecting chamber 14 ' and by the 41 ' phase of air pump of gas-guide tube 42 ' and 1 ' outside of cabinet Connection.It is unfolded by taking the bottom gas outlet 141 ' of air collecting chamber 14 ' as an example, the bottom gas outlet 141 ' of air collecting chamber 14 ' and water collection chamber 10 ' It interlinks, and 141 ' place of bottom gas outlet is additionally provided with bubble generator 5, which includes shell 51, Impeller 52 is revolvably provided in the inner cavity of shell 51, shell 51 goes out on stream side to be provided with one with cellular hole Plate and/or at least one cell structure or reticular structure.By taking orifice plate 53 as an example, the impeller in water flow drive shell 51 rotates, leaf The air that the rotation of wheel makes water flow accelerate and increase or be mixed into water during accelerating and rotating, until by going out on stream side Orifice plate slows down, and the water to blister again after mixing with air can be flowed out on going out stream side, finally enters spray arm water collection chamber 10'.In order to make gas accelerate into spray arm water collection chamber 10 ', the side wall of shell 51 also offers hole 511.Wherein, in order to increase Each blade upper section of air bubble content in air collecting chamber 14 ', impeller 52 is provided with multiple through flow holes 521, and through flow hole 521 is set Bubble can be formed during impeller 52 rotates by setting, and increase the air bubble content for entering water flow in water collection chamber 10 ', and water flow is from spray When being ejected in the scavenger surface for reaching and needing to clean in the spray apertures of arm, bubbles burst forms biggish impact force, with water flow The dirty of object surface to be cleaned is peeled off together, to promote cleaning effect.

Embodiment 3:

As shown in figure 8, the difference of the present embodiment and the various embodiments described above is: the cleaning machine in the present embodiment further includes bowl Frame 6 can connect section of a pipe 411 ' on air pump 41 ', and the side wall which passes through cabinet protrudes into the inner cavity of cabinet, and the pipe Son 411 ' protrudes into the intracorporal length of case to be advisable with being in contact just with the lateral wall of bowl frame 6.It is in contact on bowl frame 6 with pipe 411 ' A skeletal internal it is hollow and form the gas-guide tube 42 ' for being used for air guide, the inlet end of the gas-guide tube 42 ' and 411 ' unloading of pipe Formula connection for example, can connect for inserting-assembling type, and does encapsulation process, the outlet side of gas-guide tube 42 ' and spray arm sheet in junction Body 1 is rotatablely connected and is connected with air collecting chamber 14 ".

When needing cabinet separately as sink in use, can take out bowl frame 6, such gas-guide tube 42 ' is taken with bowl frame 6 Out, it will not influence the use volume of sink, it is more convenient.

Embodiment 4:

As shown in Figures 9 and 10, the present embodiment and the difference of embodiment 3 are: the present embodiment gas-guide tube 42 " is one independent Pipe is provided with the clip slot 421 " being capable of clamping on the skeleton of bowl frame corresponding position, gas-guide tube on the outer surface of gas-guide tube 42 " 42 " outlet side is bent to form the branched bottom 422 " that can be connected with air collecting chamber 140 " to side, and clip slot 421 " is two And it is respectively arranged in the upstream and downstream of branched bottom 422 ".The internal diameter of 42 " outlet side of gas-guide tube gradually tapers up shape from front to back As jet orifice 423 ", which is located at the end of branched bottom 422 ", the outlet end face gas collection of jet orifice 423 " The inner sidewall arrangement at 23 middle part of chamber.When air-flow passes through jet orifice 73, speed can accelerate, and the air-flow of acceleration sprays to air collecting chamber 140 " The inner sidewall at middle part is conducive to air-flow and is quickly uniformly released into spray arm to scatter to the surrounding of air collecting chamber 140 " rapidly In, to generate fine and closely woven bubble.Gas-guide tube 42 " is on the one hand convenient for improving gas conveying capacity, to only lead to after the completion of washing the dishes It crosses ventilation and dishes is dried up；On the other hand, bowl frame can be taken out from cabinet when not needing using bowl frame, and air guide Pipe 42 " can take out due to being clamped on bowl frame with bowl frame, do not influence cabinet as sink use using space.

Claims (12)

1. a kind of spray arm, including spray arm body, the spray arm body interior are hollow to form water collection chamber, the spray arm The apopore being connected with water collection chamber is offered on the upper surface of ontology, it is characterised in that: the upper surface of the spray arm body On be additionally provided with aerating mouth, which is connected with the water collection chamber.

2. spray arm according to claim 1, it is characterised in that: be provided with gas collection on the inner surface of the spray arm body Chamber, the aerating mouth constitute the air inlet of the air collecting chamber, and the air collecting chamber has the gas outlet being connected with water collection chamber.

3. spray arm according to claim 2, it is characterised in that: the air collecting chamber is upward by the upper surface of spray arm body The inner surface of protrusion and/or spray arm body is recessed to be formed downwards.

4. a kind of application has the right to require the cleaning machine of 1 spray arm, described including cabinet, water pump and the spray arm Cabinet has washing cavities, and the spray arm is set in the washing cavities, and the water pump is to be pumped into spray arm for the water in washing cavities In, it is characterised in that: it further include aerating mechanism, the outlet side of the aerating mechanism is connected with the aerating mouth of the spray arm.

5. cleaning machine according to claim 4, it is characterised in that: the aerating mechanism includes air pump and gas-guide tube, described Air pump is set on the outside of cabinet, and the first end of the gas-guide tube is connected with air pump, the second end of the gas-guide tube and spray arm Aerating mouth is connected.

6. cleaning machine according to claim 4, it is characterised in that: the spray arm is fixedly arranged on the bottom of washing cavities.

7. cleaning machine according to claim 4, it is characterised in that: the spray arm is set to the bottom of washing cavities with being able to rotate Portion.

8. cleaning machine according to claim 4, it is characterised in that: the bottom of the spray arm has to be connected with water collection chamber Water inlet, the water pump includes impeller and motor, and the upper impeller passes through water inlet and protrudes into water collection chamber, and the motor is set It is connected on cabinet and with impeller.

9. cleaning machine according to claim 8, it is characterised in that: the impeller includes central axis and multiple in central axis Spaced apart blade on outer peripheral surface, the blade includes the first blade and the second blade, and the thickness of first blade is big In the thickness of the second blade.

10. cleaning machine according to claim 4, it is characterised in that: the aerating mouth is set to the intermediate position of spray arm.

11. cleaning machine according to claim 5, it is characterised in that: further include the bowl frame that can be placed in washing cavities, the bowl At least one estimation inner hollow of frame is to form the gas-guide tube.

12. cleaning machine according to claim 5, it is characterised in that: the gas-guide tube dismountable type is set on bowl frame, and this is led The outlet side of tracheae and the air collecting chamber dismountable type of spray arm are rotatablely connected.