CN105927549B - draining pump - Google Patents
draining pump Download PDFInfo
- Publication number
- CN105927549B CN105927549B CN201510897687.8A CN201510897687A CN105927549B CN 105927549 B CN105927549 B CN 105927549B CN 201510897687 A CN201510897687 A CN 201510897687A CN 105927549 B CN105927549 B CN 105927549B
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- Prior art keywords
- mentioned
- blade
- external diameter
- draining pump
- internal
- Prior art date
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- 239000012530 fluid Substances 0.000 claims abstract description 8
- 210000001364 upper extremity Anatomy 0.000 claims abstract description 6
- 238000004378 air conditioning Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000013019 agitation Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000013138 pruning Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of draining pump, even if generating bubble in the blade interior of pump rotor and bubble sprays from the slit of outer wall, can also avoid bubble towards intrusion in outlet, can reduce noise cutout lift is made to increase simultaneously.The draining pump of the present invention possesses:Pump case with suction inlet, outlet and rotor accommodating chamber;And rotated by rotary drive mechanism and can rotationally be configured in the rotor accommodating chamber of pump case and there is the pump rotor to assigning the major diameter blade of centrifugal force and imported fluid by suction inlet, pump rotor is also equipped with:Surround the cricoid outer wall around major diameter blade;And the one or more of internal-and external diameter interconnecting parts that a part for the outer wall formed in a manner of the periphery to surround the upper limb of major diameter blade is set, and be internal-and external diameter interconnecting part of the position position more consistent than with the center line of outlet by the upper limb direction of major diameter blade of the center line of internal-and external diameter interconnecting part.
Description
Technical field
The present invention relates to draining pump more particularly to can higher keeping quite property and meanwhile can make cutout lift rise
Draining pump.
Background technology
In air-conditioning equipment, it is known that water of drain pan etc. will be lodged in external discharge and the draining pump that sets.This
In the draining pump of sample, make to be contained in the indoor pump rotor rotation with major diameter blade and path blade of pump, and profit using motor
With making to be dispersed from the water that path blade picks up to blade profile direction because the centrifugal force generated during the collision with major diameter blade, and from
Outlet is discharged.
In recent years, seek the reduction of the operation noise in air-conditioning equipment, also seek to make the draining for being arranged at the air-conditioning equipment
The type of the operation sound of pump and the various noises for being accompanied by this and generating also is reduced.For example, even due to the action of draining pump
What is generated small stir the underwater sound and can also become problem.
In previous draining pump, known following technology:As Patent Document 1, set by the shape portion in major diameter blade
Ring (outer ring) is put, the expansion of the air layer of blade interior can be inhibited, so as to prevent being involved in for the air from air layer, and then
Reduce noise during major diameter blade agitation water.
Also, also known following technology:As shown in Figure 25, Figure 39 of patent document 2, set by the part in outer ring
Window frame, the water to make the high pressure near blade outer ring are flowed out into pump accommodating chamber, and so as to rise cutout lift, (maximum is raised
Journey).
Prior art literature
Patent document 1:No. 3254325 specifications of Japan Patent
Patent document 2:Japanese Unexamined Patent Publication 08-210289 publications
However, in technology shown in patent document 2, if the position discomfort of window frame is just, the one of the air layer of blade interior
Part becomes bubble and is sprayed from window frame, into main body outlet, is collided with outlet inner wall, so as to there is noise penalty etc. to ask
Topic.
The content of the invention
Therefore, even if it is an object of the invention to provide the blade interiors in pump rotor to generate bubble and bubble from outer wall
Slit spray, can also avoid bubble towards intrusion in outlet, the draining that noise simultaneously rises cutout lift can be reduced
Pump.
In order to solve the above problems, draining pump of the invention is characterized in that possessing:Pump case, with suction inlet, row
Outlet and rotor accommodating chamber;Pump rotor can rotationally be configured in the above-mentioned rotor accommodating chamber of above-mentioned pump case, and have
There is the major diameter blade to assigning centrifugal force and imported fluid by above-mentioned suction inlet;And rotary drive mechanism, make
Pump rotor rotation is stated, above-mentioned pump rotor is also equipped with:Cricoid outer wall is surrounded around above-mentioned major diameter blade;And internal-and external diameter
Interconnecting part is that a part for the above-mentioned outer wall formed in a manner of the periphery to surround the upper limb of above-mentioned major diameter blade is set
One or more of internal-and external diameter interconnecting parts, and the position of internal-and external diameter interconnecting part is more consistent than with the center line of above-mentioned outlet
The upper limb direction of above-mentioned major diameter blade is leaned in position.
Also, above-mentioned internal-and external diameter interconnecting part can also be two.
Also, the section of above-mentioned internal-and external diameter interconnecting part can also be rectilinear form.
Also, the section of above-mentioned internal-and external diameter interconnecting part can also be cone-shaped.
Also, the section of above-mentioned internal-and external diameter interconnecting part can also be step shape.
It also, can also be by above-mentioned major diameter blade branch by a part for the separated above-mentioned outer wall of above-mentioned internal-and external diameter interconnecting part
It holds.
Also, above-mentioned major diameter blade can also be arranged on by forming the parting line of the metal pattern of above-mentioned internal-and external diameter interconnecting part.
And or possesses the air-conditioning system of above-mentioned draining pump.
The effect of invention is as follows.
According to the present invention, it is possible to provide even if the blade interior in pump rotor generates bubble and bubble is sprayed from the slit of outer wall
Go out, can also avoid bubble that from can reducing the draining pump that noise simultaneously rises cutout lift towards invading in outlet.
Description of the drawings
Fig. 1 is the figure of the structure for an embodiment for representing the draining pump of the present invention.
Fig. 2 is the top perspective view of the pump rotor of draining pump shown in FIG. 1.
Fig. 3 is the front sectional view of the pump rotor of draining pump shown in FIG. 1, Fig. 3 (a) be combination pump rotor and metal pattern and
The front sectional view of expression, Fig. 3 (b) are the enlarged drawings shown in the IIIb of Fig. 3 (a), and Fig. 3 (c) represents the tapered shape of section
The figure of slit, Fig. 3 (d) are to represent figure of the section in the slit of step shape.
Fig. 4 is the figure that amplification represents IV parts shown in FIG. 1.
Fig. 5 is the figure for representing to change the embodiment of the slit location of the draining pump of the present invention.
Fig. 6 is the slit location and the figure of the position relationship of outlet center line represented shown in Fig. 5.
Fig. 7 is the figure of the relation for the slit location and noise for representing the draining pump of the present invention.
Fig. 8 is the structure chart for representing to have used the example of the air-conditioning system of the draining pump of the present invention.
In figure:
100-draining pump, 110-lower housing, 110a-suction inlet, 110b-rotor receiving portion, 110c-small diameter portion,
110d-outlet, 111,511-pump rotor, 111a-broach blade (major diameter blade), 111b, 511b-outer wall, 111c-
Supporting mass, 111d-cross shape portion (path blade), 111e-armature spindle, (internal-and external diameter connects 112,312,322,512 slits
Portion), 120-upper shell, 121-drive motor, 121a-output shaft, 122-bracket for mounting, 123-O-ring, 800-
Air-conditioning system, 801-indoor heat exchanger, 802-expansion valve, 803-outdoor heat exchanger, 804-compressor, 805-row
Water pond, 806-draining pump, 807-discharge outlet, 808-control panel.
Specific embodiment
Hereinafter, the embodiments of the present invention will be described with reference to the drawings.
Fig. 1 is the figure of the structure for an embodiment for representing the draining pump of the present invention.
In Fig. 1, draining pump 100 includes forming as staple such as lower component:Lower housing 110;Can rotationally it match somebody with somebody
The pump rotor 111 being placed in lower housing 110;Upper shell 120 with forming rotor accommodating chamber together with the inner peripheral portion of lower housing 110;
It is configured at the top of upper shell 120 and drives the drive motor 121 of pump rotor 111;And in inside together with upper shell 120
It accommodates drive motor 121 and is fixed on external bracket for mounting 122.
Lower housing 110 is formed as having:The suction inlet 110a extended to the lower section of central portion lower part tubular;With suction inlet
The rotor receiving portion 110b that extends of centered on 110a and funnel-form ground;From the upper portion side wall of rotor receiving portion 110b to suction inlet
The small diameter portion 110c of the orthogonal direction extension of the central axis of 110a;And from small diameter portion 110c further out side extension row
Export 110d.As described later, one end of the suction inlet 110a of lower housing 110 is for example configured at drain pan 805 (with reference to Fig. 8),
Outlet 110d is for example connected with outlet 807 (with reference to Fig. 8).
The cylindrical portion of the lower end of upper shell 120 is formed at via O-ring 123 and the pump receiving portion 110b of lower housing 110
Upper end openend connection, pump is formed by the flat part of the lower end of upper shell 120 and the pump receiving portion 110b of lower housing 110
Accommodating chamber.Through hole 120a is formed in the center of the flat part of the lower end of upper shell 120.After being inserted into from below towards through hole 120a
The armature spindle 111e for the pump rotor 111 stated, and it is connected with from top the output shaft 121a of aftermentioned drive motor 121.Therefore,
Pump case becomes and is formed by lower housing 110 and upper shell 120.
Drive motor 121 can for example use the DC brushless motors of the platypelloid type of applied voltage 12V or 13V, supporting
In the top of upper shell 120.Also, the rotating speed of the output shaft 121a of drive motor 121 also can according to delivery flow and by
Aftermentioned control panel 802 (with reference to Fig. 8) control.Also, though illustration omitted, upper shell 120 have air in multiple positions
Intercommunicating pore.In addition, drive motor 121 is not limited to above-mentioned example or others DC motors, band can be controlled and turned
The AC motors such as the shaded-pole motor of encoder of speed, other motors.
Fig. 2 is the top perspective view of the pump rotor 111 of draining pump 100 shown in FIG. 1, and Fig. 3 is draining pump shown in FIG. 1
The front sectional view of 100 pump rotor 111, Fig. 3 (a) are the main view section views for combining pump rotor 100 and metal pattern 300 and representing
Figure, Fig. 3 (b) are the enlarged drawings shown in the IIIb of Fig. 3 (a), and Fig. 3 (c) is the figure for the slit 312 for representing the tapered shape of section, Fig. 3
(d) it is to represent figure of the section in the slit 322 of step shape.
As shown in Figure 1 to Figure 3, pump rotor 111 is for example integrally formed by resin material, and is formed as possessing:Form convection current
Body assigns the broach blade 111a of multiple quadrangular shapes of the major diameter blade of centrifugal force;Around multiple broach blade 111a
It is adjacent to the cricoid outer wall 111b surrounded;The lower end of multiple broach blade 111a and outer wall 111b is supported
The supporting mass 111c of circular cone shape;Towards supporting mass 111c center lower part extension cross shape body and be form stirring
Fluid and the cross shape portion 111d for picking up the path blade of fluid;The cylinder extended to the top in the center of supporting mass 111c
Shape body and be the armature spindle 111e being connected with the output shaft 121a of drive motor 121.Resin material is, for example, the material of the transparency
Material can also be black, white resin material or the material for being mixed with other colors.
Multiple broach blade 111a are integrally formed such as by resin material and supporting mass 111c, outer wall 111b, and are had
There is rectangular section.Also, multiple broach blade 111a are configured at substantially equal intervals in length and breadth, and are configured to have from armature spindle 111e
Defined interval.Also, the height of multiple broach blade 111a is formed as respective the top position and is located in common plane,
The length of multiple broach blade 111a is formed as longer from peripheral part towards center.In addition, multiple broach by present embodiment
The diameter of major diameter blade that blade 111 is formed isThe diameter of the small diameter portion 110c of discharge path isBut it's not limited to that.Also, the outer wall of the side wall of the pump receiving portion 110b of lower housing 110 and pump rotor 111
The interval of 111b is 0.5~2.0mm, but it's not limited to that.
In addition, in the present embodiment, multiple broach blade 111a of quadrangular shape have been used as major diameter blade,
But it's not limited to that, can also use cylindrical shape, multiple broach blades of other shapes, and can certainly be without using
Multiple broach blades, and use multiple vane plates of major diameter.Multiple broach blades are used by replacing the vane plate of major diameter, are had
Hole when can reduce rotation, the effect of noise when can reduce operating.Also, as path blade, cross is used
The blade of shape, but it's not limited to that, can also use other shapes, and if fluid can be picked up with major diameter blade,
Cylindrical shape is kept it is of course possible to not form path blade.
Outer wall 111b is set to inhibit the expansion of the air layer of blade interior, is thus prevented from air layer
Air is involved in, so as to contribute to the reduction of noise when major diameter blade stirs water.Specifically, there is no outer wall 111b's
In the case of, since the fluid flowed after the blade that is stirred out by major diameter blade is squeezed outwardly, so pressure is caused to decline, as knot
Fruit is involved in air from the air layer of blade interior.The bubble that bubble is generated when being involved in air or is generated largely ruptures, so as to
Easily generate vibration, noise.In contrast, in the case of there are outer wall 111b, due to reducing what is stirred out by major diameter blade
The pressure of the fluid flowed after blade declines, institute so as to reduce from air layer be involved in air the phenomenon that, as a result, can inhibit
Major diameter blade stirs noise during water.Herein, the height of outer wall 111b is multiple broach leaves with being used as major diameter blade
Height identical piece 111a, if but than the position of broach blade 111a high, then it being capable of keeping quite property.
In the draining pump 100 of the present invention, slit 112 is equipped in the outer wall 111b of pump rotor 111.Slit 112 is arranged on outer wall
A part of 111b becomes the inside and outside internal-and external diameter interconnecting part of connection outer wall 111b.Slit 112 is out of outer wall 111b
Portion generates jet flow towards the outside.In the pressure for pumping the gap between the side wall of accommodating chamber and the outer wall 111b of pump rotor 111 as a result,
It rises, the air layer of blade interior is pushed back into inside, and the expansion of the air layer of blade interior can be inhibited, so as to prevent from coming
From being involved in for the air of air layer, noise during major diameter blade agitation water can be further reduced.Also, due to being made using jet flow
The water of high pressure near blade outer ring towards pump accommodating chamber in outflow thus can make cutout lift rise.
As shown in Fig. 3 (a), in the case of slit 112 is set in pump rotor 111, except (not shown) from combining up and down
Use splits mould for concave two from the semicircle ground in left and right outside metal pattern, and in its front end, setting is compareed with the shape of slit 112
Protrusion, can also be shaped with four metal patterns.Slit 112 can also be set throughout complete cycle, in this case, by slit
A part of 112 separated outer wall 111b is by outer diameter supporting blades.Also, the parting line for forming the metal pattern of slit 112 also may be used
To be arranged on major diameter blade.In this case, since the flash in parting portion does not cover internal-and external diameter interconnecting part, flowed so generating and preventing from interfering
This effect of the flowing of body.Also, as shown in Fig. 3 (b), the upper support of the slit 112 of outer wall 111b is in multiple broach blades
The part of outer wall 111b is contacted in 111a.Also, the shape of slit can also replace the slit of the rectilinear form shown in Fig. 3 (b)
112, and as being the slit 312 of cone-shaped shown in Fig. 3 (c) or can also be the narrow of step shape as shown in Fig. 3 (d)
Seam 322.
Next the relation of the position to slit and noise illustrates.
Fig. 4 is the figure that amplification represents IV parts shown in FIG. 1.As shown in figure 4, the bubble direction flowed out from slit 112 is made
It is generated for the small diameter portion 110c directions of discharge path.At this point, if the position of slit 112 is certain certain above height, generate
Bubble be difficult to invade it is small through portion 110c inside, so as to reducing noise.It if this is because can be small to the bubble generated intrusion
The sound that footpath portion 110c is generated when then bubble collides in the discharge path including small diameter portion 110c and outlet 110d carries out
Inhibit.
Fig. 5 is the figure for representing to change the embodiment of the slit location of the draining pump of the present invention.As shown in figure 5, prepare
Each sample of slit 512 is equipped in the slit location by upper shape No1~6 directed downwardly of the outer wall 511b of pump rotor 511, into
The measure of row noise.
Fig. 6 is the slit location and the figure of the position relationship of outlet center line represented shown in Fig. 5.As shown in Figure 5, Figure 6,
The slit 512 of shape No1 is not slot, and becomes the shape for the upper end for pruning outer wall 511b, and as the broach of major diameter blade
The top of blade 511a becomes the state not covered by outer wall 511b.Also, the slit 512 of shape No5 becomes outlet center
State consistent with the center line of slit line CL (Center Line).In the present embodiment, outlet center line CL represents row
The center line of small diameter portion 110c in outbound path.
Fig. 7 is the figure of the relation for the slit location and noise for representing the draining pump of the present invention.If as shown in fig. 7, slit 512
Position than outlet center line CL then noise penalties on the lower, if positioned at consistent with slit center line from outlet center line CL
The upward position in position then noise decrease.Also, if not slot, and as pruning the shape of the upper end of outer wall 511b, and it is big
Footpath blade becomes the state not covered by outer wall, then noise penalty.This is because, if major diameter blade exists not by outer wall covering
Position, the then bubble generated when stirring water from major diameter blade are squeezed out from the position to pump case, thus the reason for becoming noise.
More than, as using Fig. 4 to Fig. 5 explanations, it is known that, if being set in outer wall 111b, 511b of pump rotor 111,511
Put slit 112,512, and the position of slit it is more consistent with slit center line than outlet center line CL position it is top, and compare outer wall
Upper end on the lower, then reduce noise.
In addition, the item number of slit 112,512 is one, two or more all has effect.It also, can by experiment
Know, if slit width is below 0.5mm, there is the ejection for the bubble for inhibiting blade interior, reduction noise to make cutout lift simultaneously
The effect of rising.Therefore, if the draining pump 100 of present embodiment also meets the condition, further effect is obtained.
Fig. 8 is the structure chart for representing to have used the example of the air-conditioning system of the draining pump of the present invention.In Fig. 8, air-conditioning system
800 possess indoor heat exchanger 801, expansion valve 802, outdoor heat exchanger 803 and compressor 804.As well-known, air-conditioning
System 800 is used for the indoor air conditioner (RAC) or air-conditioning that refrigeration operation, heating operating switching can connect and form
Case (PAC) etc..However, drain pan 805 and draining pump 806 as shown below is only used for refrigeration operation, so as to also can only use
In freeze cycle.Air-conditioning system 800 is also equipped with:It is arranged near indoor heat exchanger 801, catches moisture condensation in indoor heat exchange
The drain pan 805 of the water droplet of the steam piping of machine 801 etc. etc.;Pick up the draining pump 806 of the water droplet for lodging in drain pan 805 etc.
It is (corresponding with the draining pump 100 of the present invention.);It is connected with the outlet 110d of draining pump 806 and to externally drained discharge outlet
807;And it is connected with draining pump 806 and drives the control panel 808 of draining pump 806..
Since the draining pump 806 for being used for air-conditioning system 800 as constructed as above is configured near indoor heat exchanger 801,
It it requires the reduction of operation noise, draining pump 100 of the invention also uses in such environment for requiring high quietness.
As described above, according to the present invention, it is possible to provide following draining pump:In the outer wall setting one or multiple narrow of pump rotor
Seam, if the position for making the position of slit more consistent with slit center line than outlet center line CL is top and upper end than outer wall is leaned on
Under, even if then bubble is sprayed from the slit of outer wall, can also avoiding bubble, can reduce noise makes simultaneously towards invading in outlet
The lift that stops rises.
Claims (9)
1. a kind of draining pump, which is characterized in that possess:
Pump case, with suction inlet, outlet and rotor accommodating chamber;
Pump rotor can be rotationally configured in the above-mentioned rotor accommodating chamber of above-mentioned pump case, and with to passing through above-mentioned suction
The major diameter blade of entrance and imported fluid imparting centrifugal force;And
Rotary drive mechanism rotates above-mentioned pump rotor,
Above-mentioned pump rotor is also equipped with:
Cricoid outer wall is surrounded around above-mentioned major diameter blade;And
Internal-and external diameter interconnecting part is the one of the above-mentioned outer wall formed in a manner of the periphery to surround the upper limb of above-mentioned major diameter blade
The one or more of internal-and external diameter interconnecting parts that part is set, and the position ratio of the center line of internal-and external diameter interconnecting part and above-mentioned row
Upper limb direction of the consistent position of the center line of outlet by the above-mentioned major diameter blade and upper end than above-mentioned outer wall is on the lower.
2. draining pump according to claim 1, which is characterized in that
Above-mentioned internal-and external diameter interconnecting part is two.
3. draining pump according to claim 1, which is characterized in that
The section of above-mentioned internal-and external diameter interconnecting part is rectilinear form.
4. draining pump according to claim 2, which is characterized in that
The section of above-mentioned internal-and external diameter interconnecting part is rectilinear form.
5. draining pump according to any one of claims 1 to 4, which is characterized in that
The section of above-mentioned internal-and external diameter interconnecting part is cone-shaped.
6. draining pump according to any one of claims 1 to 4, which is characterized in that
The section of above-mentioned internal-and external diameter interconnecting part is step shape.
7. draining pump according to any one of claims 1 to 4, which is characterized in that
By a part for the separated above-mentioned outer wall of above-mentioned internal-and external diameter interconnecting part by above-mentioned major diameter supporting blades.
8. draining pump according to any one of claims 1 to 4, which is characterized in that
The parting line for forming the metal pattern of above-mentioned internal-and external diameter interconnecting part is arranged on above-mentioned major diameter blade.
9. a kind of air-conditioning system, which is characterized in that
Possesses the draining pump described in any one of claim 1~8.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015-036750 | 2015-02-26 | ||
JP2015036750A JP6001709B2 (en) | 2015-02-26 | 2015-02-26 | Drain pump |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105927549A CN105927549A (en) | 2016-09-07 |
CN105927549B true CN105927549B (en) | 2018-05-25 |
Family
ID=56825462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510897687.8A Active CN105927549B (en) | 2015-02-26 | 2015-12-08 | draining pump |
Country Status (2)
Country | Link |
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JP (1) | JP6001709B2 (en) |
CN (1) | CN105927549B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6882959B2 (en) * | 2017-08-30 | 2021-06-02 | 株式会社鷺宮製作所 | Drainage pump and air conditioner |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1133961A (en) * | 1994-11-25 | 1996-10-23 | 株式会社不二工机制作所 | Drainage pump |
CN1788165A (en) * | 2003-12-05 | 2006-06-14 | 大金工业株式会社 | Drain pump and air conditioner with the same |
CN201246329Y (en) * | 2008-08-22 | 2009-05-27 | 上海俊乐制冷自控元件有限公司 | Novel water discharge pump |
CN101639079A (en) * | 2008-07-30 | 2010-02-03 | 南通市华冠电器有限公司 | Draining pump |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3524611B2 (en) * | 1995-02-06 | 2004-05-10 | 株式会社不二工機 | Drainage pump |
JP2010007909A (en) * | 2008-06-25 | 2010-01-14 | Fujitsu General Ltd | Drain pump and air conditioner equipped with the same |
-
2015
- 2015-02-26 JP JP2015036750A patent/JP6001709B2/en active Active
- 2015-12-08 CN CN201510897687.8A patent/CN105927549B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1133961A (en) * | 1994-11-25 | 1996-10-23 | 株式会社不二工机制作所 | Drainage pump |
CN1788165A (en) * | 2003-12-05 | 2006-06-14 | 大金工业株式会社 | Drain pump and air conditioner with the same |
CN101639079A (en) * | 2008-07-30 | 2010-02-03 | 南通市华冠电器有限公司 | Draining pump |
CN201246329Y (en) * | 2008-08-22 | 2009-05-27 | 上海俊乐制冷自控元件有限公司 | Novel water discharge pump |
Also Published As
Publication number | Publication date |
---|---|
JP2016156366A (en) | 2016-09-01 |
CN105927549A (en) | 2016-09-07 |
JP6001709B2 (en) | 2016-10-05 |
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