CN108971100A - A kind of bubble drag-reduction spray arm and the cleaning machine comprising the spray arm - Google Patents
A kind of bubble drag-reduction spray arm and the cleaning machine comprising the spray arm Download PDFInfo
- Publication number
- CN108971100A CN108971100A CN201811007349.2A CN201811007349A CN108971100A CN 108971100 A CN108971100 A CN 108971100A CN 201811007349 A CN201811007349 A CN 201811007349A CN 108971100 A CN108971100 A CN 108971100A
- Authority
- CN
- China
- Prior art keywords
- spray arm
- hole
- lower cavity
- upper housing
- hollow tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
- B05B7/0441—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/041—Cleaning travelling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention discloses a kind of bubble drag-reduction spray arm and the cleaning machine comprising the spray arm, spray arm includes spray arm body, spraying arm body includes upper housing, middle partition and lower case, upper plenum is formed in the inside of upper housing and middle partition, lower cavity is formed in the inside of middle partition and lower case, middle partition is equipped with several and is connected to lower cavity and upwardly extends the hollow tube in insertion upper plenum, upper housing is equipped with the first through hole of several connection upper plenums, first through hole and the upper end opening of hollow tube are coaxially disposed, the aperture of first through hole makes between the inner wall of first through hole and the outer wall of hollow tube that there are gaps slightly larger than the outer diameter of hollow tube, spray arm body connection air pump and water pump, fluid in upper plenum is sprayed by gap from upper housing outward, and the fluid in lower cavity is sprayed by hollow tube from upper housing outward；The problems such as present invention solves the water column of existing spray arm ejection in water by larger resistance, and impulse force loss is big, reduces cleaning ability.
Description
Technical field
The present invention relates to cleaning machine technical fields, and in particular to a kind of bubble drag-reduction spray arm and includes the clear of the spray arm
Washing machine.
Background technique
The existing spray arm applied in cleaning machine only individually has the function of water spray, when article to be cleaned is immersed in water
When middle, ejection water column can treat article-cleaning and be cleaned from the spray arm of bottom of gullet, but be sprayed upwards by spray arm
Water column spray upwards in water during will receive larger resistance, impulse force loss is larger, can be only formed it is weaker spring up,
Article to be cleaned by weak vibrations, can only greatly reduce the flush clean ability of water column, and when article to be cleaned is more, on
The article to be cleaned of layer is difficult to be cleaned, and the article to be cleaned on upper layer in water almost only by action of soaking, wait for clearly by upper layer
The degree of cleaning of washing product is very limited.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of bubble drag-reduction spray arm, master is to solve existing
For the water column that spray arm sprays upwards in water by larger resistance, impulse force loss is big, reduces cleaning ability and upper layer is waited for clearly
The technical problems such as the degree of cleaning of washing product is limited.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
A kind of bubble drag-reduction spray arm, including spray arm body, spray arm body includes upper housing, middle partition and lower case,
The inside of upper housing and middle partition forms upper plenum, forms lower cavity in the inside of middle partition and lower case, middle partition is equipped with
Several are connected to lower cavity and upwardly extend the hollow tube in insertion upper plenum, and upper housing is equipped with several connection upper plenums
First through hole, hollow tube are located in first through hole, and the aperture of first through hole makes first through hole slightly larger than the outer diameter of hollow tube
There are gaps between inner wall and the outer wall of hollow tube, spray arm body connection air pump and water pump, air pump and water pump are respectively to spray
The fluid of two cavitys conveying gas phase in arm body and the fluid of liquid phase, fluid in upper plenum by gap from upper housing to
Outer ejection, and the fluid in lower cavity is sprayed by hollow tube from upper housing outward.
Further, it is formed on the first through hole inner wall on the upper housing and extends internally and block first through hole inner wall in
The seal face in the gap between blank pipe outer wall, the seal face are equipped with the second through-hole of several connection upper plenums, overhead
Intracavitary fluid is sprayed by the second through-hole from upper housing outward, and the fluid in lower cavity is outside from upper housing by hollow tube
It sprays.
Further, form a seal face at the upper end opening of the hollow tube, the seal face be equipped with several the
Three through-holes, the fluid in lower cavity are sprayed by the third through-hole from upper housing outward, and the fluid in upper plenum is logical by second
Hole sprays outward from upper housing.
Further, the sealed end for extending internally and blocking first through hole is formed on the first through hole inner wall on the upper housing
Face, the seal face are equipped with the fourth hole of several connection upper plenums, and the fluid in upper plenum is by fourth hole from upper
Shell sprays outward, and the upper end opening of hollow tube and the inner surface of the seal face are in sealing contact, also sets on the seal face
There is the fifth hole of several connection hollow tubes, the fluid in lower cavity is sprayed by fifth hole from upper housing outward.
Further, the bubble drag-reduction spray arm further includes connectedness, is equipped with first passage and second channel in connectedness,
Spray arm body lower end is rotationally connected with connectedness, and is formed in the intrinsic upper plenum of spray arm and lower cavity difference
It is connected to first passage and second channel.
Further, the first passage in the connectedness and second channel coaxial arrangement and inside and outside distribution, and second channel
It is arranged outside first passage, the upper plenum communicating pipe that interval board bottom portion is equipped with connection upper plenum and extends downwardly, lower case bottom
Portion is equipped with the lower cavity communicating pipe for being connected to lower cavity and extending downwardly, and upper plenum communicating pipe and the coaxial arrangement of lower cavity communicating pipe are simultaneously
Inside and outside distribution, and lower cavity communicating pipe will be nested with outside upper plenum communicating pipe, under upper plenum communicating pipe and lower cavity communicating pipe
End be rotationally connected with connectedness upper end, and are respectively communicated with upper plenum communicating pipe and lower cavity communicating pipe first passage and
Second channel.
Further, the two sides of the connectedness are respectively provided with one and are respectively communicated with first passage is connected to the first of second channel
Opening is connected to opening with second.
Further, the first passage in the connectedness is connected to air pump, and second channel is connected to water pump.
Further, the first passage in the connectedness is connected to water pump, and second channel is connected to air pump.
It is a further object of the present invention to provide a kind of cleaning machines, and leading the cleaning ability for being to solve existing cleaning machine has
Limit, the technical problems such as cleaning effect is bad.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
A kind of cleaning machine, including the bubble drag-reduction spray arm, cleaning machine sink, air pump and water pump, bubble drag-reduction spray arm
Spray arm body is rotatably arranged at cleaning machine bottom of gullet, air pump and water pump and is connected with spray arm body.
Bubble drag-reduction spray arm of the present invention and the cleaning machine comprising the spray arm spray arm body in cleaning machine water
Trench bottom is rotated at a slow speed, and the continuous a large amount of bubble sprayed through gap (when upper plenum is connected to air pump) can be on the bottom
Floating expansion, a large amount of bubbles form gas-liquid mixed channel during floating, and by hollow tube (instantly when cavity connection water pump)
The water column of ejection will spray upwards by gas-liquid mixed channel, and water column, which passes through suffered resistance when gas-liquid mixed channel is sprayed upwards, to be wanted
It is more independent than water column from it is water-bed spray upwards when it is much smaller and achieve the effect that bubble drag-reduction, when article to be cleaned is submerged in water
When, the sustainable article-cleaning for the treatment of of the bubble continuously to float plays the role of rolling and clean effect, keeps upper layer to be cleaned
Article can also be cleaned well, while water column can also keep larger impulse force, treated article-cleaning to the maximum extent and rushed
It washes, and then greatly improves the cleaning ability and flushing effect of cleaning machine.And water level in the cleaning machine sink it is lower or
When emptied of water, stopping pump working making spray arm body no longer spray water, but keeps air pump work, can be right by the air-flow that gap sprays
The article that cleaning above it finishes carries out air-dried and realizes air-drying function.
Detailed description of the invention
Fig. 1 is the stereochemical structure exploded view of the embodiment of the present invention one.
Fig. 2 is that the embodiment of the present invention one splits the structural schematic diagram after half.
Fig. 3 is the cross-sectional view of the embodiment of the present invention one.
Fig. 4 is the stereochemical structure exploded view of the embodiment of the present invention two.
Fig. 5 is that the embodiment of the present invention two splits the structural schematic diagram after half.
Fig. 6 is the cross-sectional view of the embodiment of the present invention two.
Fig. 7 is another stereochemical structure exploded view of the embodiment of the present invention two.
Fig. 8 is the stereochemical structure exploded view of the embodiment of the present invention four.
Fig. 9 is that the embodiment of the present invention four splits the structural schematic diagram after half.
Figure 10 is the cross-sectional view of the embodiment of the present invention four.
Figure 11 is the assembling structure cross-sectional view of one bubble drag-reduction spray arm and cleaning machine sink of the embodiment of the present invention.
Label declaration:
1, arm body, 11 upper housings, 12, middle partition, 13, lower case, 14, upper plenum, 15, lower cavity are sprayed；
111, first through hole, 112, gap, the 113, second through-hole, 114, fourth hole, 115, fifth hole, 121, hollow tube,
122, upper plenum communicating pipe, 131, lower cavity communicating pipe；
2, connectedness, 21, first passage, 22, second channel, the 23, first connection opening, the 24, second connection opening；
3, cleaning machine sink.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
Embodiment one
Attached drawing 1 is please referred to attached drawing 3, attached drawing 11, in the embodiment of the present invention, a kind of cleaning machine, including bubble drag-reduction spray
Arm, cleaning machine sink 3, air pump and water pump, the bubble drag-reduction spray arm include spray arm body 1, bubble drag-reduction spray arm
Spray arm body 1 is rotatably arranged at 3 bottom of cleaning machine sink, air pump and water pump and is connected with spray arm body 1 to spray
Gaseous fluid and liquid phase fluid can be sprayed on arm body 1.Cleaning machine of the present invention can be beet washer and be also possible to wash the dishes
Machine or other kinds of cleaning machine, gaseous fluid can be the air inputted through air pump, and liquid phase fluid can be to be inputted through water pump
Water.
Attached drawing 1 is please referred to attached drawing 3, attached drawing 11, in the present embodiment, a kind of bubble drag-reduction for the cleaning machine is sprayed
Arm, including spray arm body 1, spray arm body 1 includes upper housing 11, middle partition 12 and lower case 13, in upper housing 11 in
The inside of partition 12 forms upper plenum 14, forms lower cavity 15 in the inside of middle partition 12 and lower case 13, sets on middle partition 12
There are several to be connected to lower cavity 15 and upwardly extend the hollow tube 121 in insertion upper plenum 14, upper housing 11 is equipped with several
It is connected to the first through hole 111 of upper plenum 14, hollow tube 121 is located in first through hole 111, in the present embodiment, it is preferable that first is logical
Hole 111 and hollow tube 121 upper end opening coaxial arrangement (coaxial arrangement of the present invention not necessarily standard it is concentric
Interior external square type setting is also possible to eccentric interior external square type setting, and only hollow tube 121 is located in first through hole 111),
And the aperture of first through hole 111 makes the inner wall of first through hole 111 and the outer wall of hollow tube 121 slightly larger than the outer diameter of hollow tube 121
Between there are gap 112, spray arm body 1 and be connected to air pump and water pump, further, spray 14 He of upper plenum in arm body 1
Lower cavity 15 selects a connection air pump and (i.e. when upper plenum 14 is connected to air pump, then cavity 15 is descended to be connected to water pump with water pump；Work as upper plenum
When 14 connection water pump, then cavity 15 is descended to be connected to air pump), air pump and water pump two cavitys conveying into spray arm body 1 respectively
The fluid of gas phase and the fluid of liquid phase, the fluid in upper plenum 14 is sprayed by gap 112 from upper housing 11 outward, and lower cavity
Fluid in 15 is sprayed by hollow tube 121 from upper housing 11 outward.In the present embodiment, arm body 1 is sprayed in cleaning machine sink 3
Bottom is rotated at a slow speed, and the continuous a large amount of bubble sprayed through gap 112 (when upper plenum 14 is connected to air pump) can be in water
Bottom, which is floated, to be expanded, and a large amount of bubbles form gas-liquid mixed channel during floating, and (cavity 15 connects instantly by hollow tube 121
When water flowing pumps) water column that sprays will spray upwards by gas-liquid mixed channel, when water column sprays upwards by gas-liquid mixed channel
Suffered resistance it is more independent than water column from it is water-bed spray upwards when it is much smaller and achieve the effect that bubble drag-reduction, when article to be cleaned soaks
When not in water, the sustainable article-cleaning for the treatment of of the bubble continuously to float plays the role of rolling and clean effect, simultaneously
Water column can also keep larger impulse force, treat article-cleaning to the maximum extent and be rinsed, and then greatly improve cleaning machine
Cleaning ability and flushing effect.And when the water level in cleaning machine sink 3 lower (lower than spray arm body 1) or emptied of water,
Stopping pump working making spray arm body 1 no longer spray water, but keeps air pump work, and the air-flow sprayed by gap 112 can be to thereon
The article that the cleaning of side finishes carries out air-dried and realizes air-drying function.
Attached drawing 1 is please referred to attached drawing 3, in the present embodiment, the bubble drag-reduction spray arm further includes connectedness 2, connectedness 2
Interior to be equipped with first passage 21 and second channel 22, spray 1 lower end of arm body is rotationally connected with connectedness 2, and is formed in
Upper plenum 14 and lower cavity 15 in spray arm body 1 are respectively communicated with first passage 21 and second channel 22.
Attached drawing 1 is please referred to attached drawing 3, in the present embodiment, it is preferable that first passage 21 and second channel in connectedness 2
22 coaxial arrangements and inside and outside distribution, and the setting of second channel 22, in 21 outside of first passage, middle 12 bottom of partition is equipped in connection
Cavity 14 and the upper plenum communicating pipe 122 extended downwardly, 13 bottom of lower case, which is equipped with, to be connected to lower cavity 15 and extends downwardly down
Cavity communicating pipe 131, upper plenum communicating pipe 122 and the coaxial arrangement of lower cavity communicating pipe 131 and inside and outside distribution, and lower cavity is connected to
Pipe 131 was nested with outside upper plenum communicating pipe 122, and the lower end of upper plenum communicating pipe 122 and lower cavity communicating pipe 131 are rotatable
Ground is connected with 2 upper end of connectedness, and upper plenum communicating pipe 122 and lower cavity communicating pipe 131 are respectively communicated with 21 He of first passage
Second channel 22 connects in upper plenum communicating pipe 122 and 21 junction of first passage and lower cavity communicating pipe 131 and second channel 22
The sealing ring of enhancing leakproofness can be equipped with by meeting place also.Preferably, the two sides of connectedness 2 are also respectively provided with one to be respectively communicated with first logical
Road 21 is connected to opening 23 with the first of second channel 22 and is connected to opening 24 with second.In the present embodiment, first in connectedness 2 is logical
Road 21 can make air pump be connected with upper plenum 14 by 23 connection air pump of the first connection opening, and second channel 22 can pass through
Second connection opening, 24 connection water pump makes water pump be connected with lower cavity 15 in turn.However it should be understood by those skilled in the art that
First passage 21 in connectedness 2 can also be by 23 connection water pump of the first connection opening, and second channel 22 can connect by second
It opens up mouth 24 and is connected to air pump.
Attached drawing 1 is please referred to attached drawing 3, attached drawing 11, in the present embodiment, the upper end of connectedness 2 is inserted below cleaning machine sink 3
Enter in cleaning machine sink 3, then can be rotated the upper plenum communicating pipe 122 for spraying arm body 1 and lower cavity communicating pipe 131 respectively
Ground in connectedness 2 first passage 21 and second channel 22 be connected, after the installation is completed, spray arm body 1 can opposite connection
Part 2 rotates, and sprays arm body 1 in order to prevent and connectedness 2 is detached from, can also be under the lower cavity communicating pipe 131 of spray arm body 1
Periphery is held to be equipped with the flange of outwardly convex, flange is equipped with a snap-ring element matched with flange, and snap-ring element is stuck on flange, blocks
The lower end of ring is fixed on cleaning machine bottom of gullet, and snap-ring element can prevent spray arm body 1 to be detached from connectedness 2, but not influence to spray
It drenches arm body 1 to rotate relative to connectedness 2, however it will be understood by those skilled in the art that can also have other modes realization, as long as can prevent
Only spray arm body 1 and connectedness 2 are detached from；The first connection opening 23 being connected to first passage 21 is connected in turn with air pump
So that air pump is connected with the upper plenum 14 in spray arm body 1, the second connection opening 24 and water being connected to second channel 22
Pump connection so that water pump is connected with the lower cavity 15 sprayed in arm body 1, gaseous fluid and liquid phase fluid can respectively from
The upper housing 11 for spraying arm body 1 sprays outward；And the rotation for spraying arm body 1 can be accomplished in that in spray arm
The hole for water spraying for water spray of a connection water pump is respectively arranged in the upper end two sides of ontology 1, and in the present embodiment, cavity 15 connects instantly
When water flowing pumps, cavity 15 under the hole for water spraying connection of spray 1 upper end two sides of arm body is set, and two hole for water sprayings respectively have a direction
Opposite tilt angle will push spray arm body 1 to revolve by the collective effect of two hole for water sprayings when two hole for water sprayings spray water column
It turns over, however it will be understood by those skilled in the art that can also have other modes realization, as long as can drive the spray rotation of arm body 1 to be
Can, the mode of these driving spray arm body rotations belongs to the prior art, and details are not described herein.In addition, those skilled in the art
It should be understood that other than cleaning machine bubble drag-reduction spray arm described in can install one in 3 bottom of cleaning machine sink,
One bubble drag-reduction spray arm can also be installed in the top of cleaning machine sink 3, two bubble drag-reduction spray arms are in cleaning machine
It forms top spray and bottom is sprayed, the water column of top spray sprays from top to bottom, can further promote the cleaning ability of cleaning machine, and isolated operation
When air pump, top spray can carry out air-dried, the air-dried efficiency of raising with bottom spray to article.
Embodiment two
Attached drawing 4 is please referred to attached drawing 7, the difference between this embodiment and the first embodiment lies in, the first through hole on upper housing 11
The sealing for extending internally and blocking the gap 112 between 121 outer wall of 111 inner wall of first through hole and hollow tube is formed on 111 inner walls
End face, the seal face are equipped with the second through-hole 113 of several connection upper plenums 14, and the fluid in upper plenum 14 passes through second
Through-hole 113 sprays outward from upper housing 11, and the fluid in lower cavity 15 is sprayed by hollow tube 121 from upper housing 11 outward.
Embodiment three
The difference between the present embodiment and the second embodiment lies in that forming a seal face at the upper end opening of hollow tube 121, this is close
Sealing end face is equipped with several third through-holes, and the fluid in lower cavity 15 is sprayed by the third through-hole from upper housing 11 outward,
Fluid in upper plenum 14 is sprayed by the second through-hole 113 from upper housing 11 outward.
Example IV
Attached drawing 8 is please referred to attached drawing 10, the difference between this embodiment and the first embodiment lies in, the first through hole on upper housing 11
The seal face for extending internally and blocking first through hole 111 is formed on 111 inner walls, which is equipped in several connections
The fourth hole 114 of cavity 14, the fluid in upper plenum 14 are sprayed by fourth hole 114 from upper housing 11 outward, hollow tube
121 upper end opening and the inner surface of the seal face are in sealing contact, and it is hollow that several connections are additionally provided on the seal face
The fifth hole 115 of pipe 121, the fluid in lower cavity 15 are sprayed by fifth hole 115 from upper housing 11 outward.
The above, embodiment are merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned reality
It applies technical solution documented by example to modify, or some technical characteristics therein is equivalently replaced；And these are modified
Or replacement, so that corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, therefore this field is common
Technical staff's every other embodiment obtained without making creative work, belongs to protection model of the invention
It encloses.
Claims (10)
1. a kind of bubble drag-reduction spray arm, it is characterised in that: including spraying arm body (1), spray arm body (1) includes upper housing
(11), middle partition (12) and lower case (13) form upper plenum (14) in the inside of upper housing (11) and middle partition (12), in
The inside of partition (12) and lower case (13) is formed lower cavity (15), and middle partition (12) is equipped with several and is connected to lower cavity (15)
And the hollow tube (121) in insertion upper plenum (14) is upwardly extended, upper housing (11) is equipped with several connections upper plenum (14)
First through hole (111), hollow tube (121) is located in first through hole (111), and during the aperture of first through hole (111) is slightly larger than
The outer diameter of blank pipe (121) makes between the inner wall of first through hole (111) and the outer wall of hollow tube (121) there are gap (112), spray
Arm body (1) is connected to air pump and water pump, and air pump and water pump are respectively to the stream of the two cavitys conveying gas phase sprayed in arm body (1)
The fluid of body and liquid phase, the fluid in upper plenum (14) is sprayed by gap (112) from upper housing (11) outward, and lower cavity
(15) fluid in is sprayed by hollow tube (121) from upper housing (11) outward.
2. bubble drag-reduction spray arm according to claim 1, it is characterised in that: the first through hole on the upper housing (11)
(111) it is formed on inner wall and extends internally and block the gap between first through hole (111) inner wall and hollow tube (121) outer wall
(112) seal face, the seal face are equipped with the second through-hole (113) of several connections upper plenum (14), upper plenum
(14) fluid in is sprayed by the second through-hole (113) from upper housing (11) outward, and during the fluid in lower cavity (15) passes through
Blank pipe (121) sprays outward from upper housing (11).
3. bubble drag-reduction spray arm according to claim 2, it is characterised in that: the upper end opening of the hollow tube (121)
Place forms a seal face, which is equipped with several third through-holes, and the fluid in lower cavity (15) passes through the third
Through-hole sprays outward from upper housing (11), and the fluid in upper plenum (14) is outside from upper housing (11) by the second through-hole (113)
It sprays.
4. bubble drag-reduction spray arm according to claim 1, it is characterised in that: the first through hole on the upper housing (11)
(111) seal face for extending internally and blocking first through hole (111) is formed on inner wall, the seal face is equipped with several companies
The fourth hole (114) of logical upper plenum (14), fluid in upper plenum (14) by fourth hole (114) from upper housing (11) to
Outer ejection, the upper end opening of hollow tube (121) and the inner surface of the seal face are in sealing contact, are additionally provided on the seal face
The fifth hole (115) of several connections hollow tube (121), fluid in lower cavity (15) is by fifth hole (115) from upper
Shell (11) sprays outward.
5. bubble drag-reduction spray arm according to any one of claims 1 to 4, it is characterised in that: the bubble drag-reduction spray arm
Further include connectedness (2), first passage (21) and second channel (22) is equipped in connectedness (2), spray arm body (1) lower end can
Rotationally it is connected with connectedness (2), and is formed in upper plenum (14) and lower cavity (15) in spray arm body (1) and connects respectively
Logical first passage (21) and second channel (22).
6. bubble drag-reduction spray arm according to claim 5, it is characterised in that: the first passage in the connectedness (2)
(21) and inside and outside second channel (22) coaxial arrangement simultaneously it is distributed, and second channel (22) is arranged outside first passage (21), in
The upper plenum communicating pipe (122) that partition (12) bottom is equipped with connection upper plenum (14) and extends downwardly, lower case (13) bottom is set
There are the lower cavity communicating pipe (131) for being connected to lower cavity (15) and extending downwardly, upper plenum communicating pipe (122) and lower cavity communicating pipe
(131) coaxial arrangement and inside and outside distribution, and be nested with lower cavity communicating pipe (131) outside upper plenum communicating pipe (122), upper plenum
The lower end of communicating pipe (122) and lower cavity communicating pipe (131) are rotationally connected with connectedness (2) upper end, and upper plenum
Communicating pipe (122) and lower cavity communicating pipe (131) are respectively communicated with first passage (21) and second channel (22).
7. bubble drag-reduction spray arm according to claim 6, it is characterised in that: the two sides of the connectedness (2) are respectively provided with
One is respectively communicated with first passage (21) and is connected to opening (23) with the first of second channel (22) and is connected to opening (24) with second.
8. bubble drag-reduction spray arm according to claim 5, it is characterised in that: the first passage in the connectedness (2)
(21) it is connected to air pump, second channel (22) is connected to water pump.
9. bubble drag-reduction spray arm according to claim 5, it is characterised in that: the first passage in the connectedness (2)
(21) it is connected to water pump, second channel (22) is connected to air pump.
10. a kind of cleaning machine, it is characterised in that: including any bubble drag-reduction spray arm of claim 1 to 9, cleaning machine
Sink (3), air pump and water pump, the spray arm body (1) of bubble drag-reduction spray arm are rotatably arranged at cleaning machine sink (3) bottom
Portion, air pump and water pump are connected with spray arm body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007349.2A CN108971100B (en) | 2018-08-31 | 2018-08-31 | Bubble drag reduction spray arm and cleaning machine comprising spray arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007349.2A CN108971100B (en) | 2018-08-31 | 2018-08-31 | Bubble drag reduction spray arm and cleaning machine comprising spray arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108971100A true CN108971100A (en) | 2018-12-11 |
| CN108971100B CN108971100B (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811007349.2A Active CN108971100B (en) | 2018-08-31 | 2018-08-31 | Bubble drag reduction spray arm and cleaning machine comprising spray arm |
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| Country | Link |
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| CN (1) | CN108971100B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123230A (en) * | 2019-06-11 | 2019-08-16 | 厦门米海智能科技有限公司 | A kind of spilling water box and the water tank cleaner comprising it |
| CN112263197A (en) * | 2020-09-30 | 2021-01-26 | 宁波方太厨具有限公司 | Cleaning machine |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110123230A (en) * | 2019-06-11 | 2019-08-16 | 厦门米海智能科技有限公司 | A kind of spilling water box and the water tank cleaner comprising it |
| CN112263197A (en) * | 2020-09-30 | 2021-01-26 | 宁波方太厨具有限公司 | Cleaning machine |
| CN112263197B (en) * | 2020-09-30 | 2022-03-18 | 宁波方太厨具有限公司 | Cleaning machine |
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