CN1210504C - Electric fan - Google Patents
Electric fan Download PDFInfo
- Publication number
- CN1210504C CN1210504C CNB001324926A CN00132492A CN1210504C CN 1210504 C CN1210504 C CN 1210504C CN B001324926 A CNB001324926 A CN B001324926A CN 00132492 A CN00132492 A CN 00132492A CN 1210504 C CN1210504 C CN 1210504C
- Authority
- CN
- China
- Prior art keywords
- pressed
- pad
- electric fan
- base plate
- back side
- 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.)
- Expired - Lifetime
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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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- 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
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid 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 providesa a electric fan. A press fit part 26 into which a cushion body 25 is pressed is formed in the peripheral part of the rear surface side of a stand base part 11 for supporting a blowing part. After the cushion body 25 is pressed into the press fit part 26 and temporarily fixed, a part (recessed part 25b) of the temporarily fixed cushion body 25 is pressed by a bottom plate fixed by a screw so as to fix the cushion body 25.
Description
Technical field
The present invention relates to a kind of electric fan with base part.
Background technique
This electric fan, in general, on the interval that the base part back side one side peripheral part with moulding such as PP (polypropylene) resins leaves, one-body molded outstanding grounding parts.
But,, during as pulling, will rub mutually with the face that is provided with and abrade straw mat ground or floor with the integrated grounding parts of resin at this moment if will move and be placed on straw mat ground or floor etc. electric fan on the face is set.
So the ring-type buffering pad that can bury screw head is inserted with the base plate set screw in the place that is screwed in the peripheral edge of base part base plate, and is fixing with base plate then.Like this, because the grounding parts of base part forms by the cushion pad body, so, for preventing to abrade straw mat ground or floor, bring into use this structure recently.
But this electric fan in the past when product is assembled, must insert the base plate set screw buffering pad of ring-type, and then fixing bottom-plate.In general, the base plate of base part carries out screw with automaton and installs, so, above-mentioned operating process can not be done temporary transient fixing to the buffering pad in base plate one side, owing to the base plate set screw must be inserted the buffering pad, and then set screw, so, can not use automaton, its product packaging efficiency is extremely low.
And if use the cushion pad body to form grounding parts, though can prevent to abrade straw mat ground or floor, just the stability of very high electric fan is poorer but can make original center of gravity, when being subjected to the touching of object such as child's health, is easy to down.
Summary of the invention
So purpose of the present invention improves its packaging efficiency in order to address the above problem when the product that uses the electric fan that cushions pad on grounding parts is assembled.
In addition, even another object of the present invention is that a kind of electric fan that the buffering pad can overturning yet that uses on grounding parts will be provided.
In order to achieve the above object, electric fan of the present invention, peripheral part in the base part back side one side of supporting air supplying part, have and leave the outstanding at interval grounding parts of placing, and form this grounding parts with the cushion pad body, on the peripheral part of the described base part back side one side, also be formed with the portion that is pressed into that is pressed into the buffering pad, to cushion pad is pressed into this portion of being pressed into and does temporary transient fixing, then, in order to the base plate of screw push down described work temporarily the part of fixing buffering pad fix the structure characteristic of buffering pad.
And, also have the described portion that is pressed into, the feature that on the outside of the installation base plate that is screwed described base plate peripheral edge, forms with the installation hub.
In addition, a kind of electric fan has the outstanding grounding parts that is provided with on the interval of reserving at the base part back side one side peripheral part that supports air supplying part, and form this grounding parts with the cushion pad body, it is characterized in that on the described position of respectively cushioning between the pad of the described base part back side one side peripheral part, forming auxiliary earth portion than the weak point of the outstanding length of buffering pad.
And, also have on the one side peripheral part of the described base part back side, be formed with and corresponding describedly respectively cushion pad and than the described feature that respectively cushions the auxiliary holding part of the outstanding length of pad.
Description of drawings
What Fig. 1 showed is the electric fan base part back side one side the state base plate be installed before relevant with one embodiment of the invention.
Fig. 2 is the enlarged view of the main portion after above-mentioned base plate is installed, (a) worm's eye view, (b) the A-A sectional drawing in (a).
Fig. 3 is the schematic representation of above-mentioned base plate.
Fig. 4 is the sectional arrangement drawing of main portion of said base portion, (a) is provided with the sectional arrangement drawing of buffering pad and auxiliary holding part, and the sectional arrangement drawing of grounding parts (b) is not set, and (c) only is provided with the sectional arrangement drawing of auxiliary earth portion.
Fig. 5 is the sectional arrangement drawing of slide mechanism portion between susceptor posts portion and the sliding bar in the foregoing description.
Fig. 6 is the half sectional drawing of main portion among above-mentioned Fig. 5.
All formation stereograms of the electric fan that Fig. 7 is suitable for for the present invention.
Among the figure: 1. electric fan main frame, 11. base part, 12. susceptor posts portions, 13. sliding bar, 17. air supplying part, 20. base plates, 21. the base part peripheral edge, 22. ring-type ribs, 23. install base plate with hub is installed, 24. cushion pad body and function rib is installed, 25. buffering pads, 25a. protuberance, 25b. recess, 26. are pressed into portion, 28. over-hang parts, 29. the base plate set screw, 30. auxiliary holding parts, 31. auxiliary earth portions, 40. the ring-type guard shield, 44. end differences, 45. annular slots, 47. button, 48. fulcrum, 49. clip portions, 50. dwangs, 51. the constant load spring, 51a. constant load spring end.
Embodiment
Below, with reference to accompanying drawing one embodiment of the invention are described.
The electric fan that the present invention was suitable for, as shown in Figure 7, the base part 11 of electric fan main frame 1 is provided with removable susceptor posts portion 12, but in this susceptor posts portion 12, insert the sliding bar 13 of free lifting, but the air supplying part 17 of the hunt with the rotation blade 15 that is blocked and driven by motor 14 by guard shield 16 is installed in the upper end of this sliding bar 13.
Fig. 1 shows is state before the installation of the base plate that shows in Fig. 3 20 of the back side one side of base part 11, and Fig. 2 is the enlarged view of the main portion after the installation of base plate 20.
In the back side of base part 11 side, the inboard of base part 11 peripheral edges 21 be formed with ring-type rib 22 and the installation base plate of the majority (is 5 places at this) with screw base plate 20 fixed for one and being used for of uniformly-spaced arranging with this ring-type rib 22 with hub 23 is installed.
At above-mentioned installation base plate with the outside that hub 23 is installed, from ring-type rib 22 to being formed with between the base part peripheral edge 21 with the overhanging installation cushion pad body and function rib 24 of platform shape.These ring-type ribs 22, base plate is installed with hub 23 is installed, cushion pad body and function rib 24 is installed and is formed, and will cushion pad 25 as shown in fig. 1 and be pressed into and carry out temporarily fixing by the portion that is pressed into 26 that is pressed into the buffering pad 25 of shape that base part peripheral edge 21 is trapped among inner ring.
The above-mentioned buffering pad 25 of present embodiment is made by the synthetic rubber resin of rubber elastomer, is formed with protuberance 25a in the outside of platform shape, and side is formed with the recess 25b facing to the over-hang part 28 on the mounting screw hole 27 that is formed on base plate 20 within it.So when base plate 20, when using screw 29 fixedly as shown in Figure 2, the recess 25b that the over-hang part 28 of base plate 20 is pushed down buffering pad 25 makes secure fixation to it.
And, be pressed into the outside of portion 26 at above-mentioned buffering pad, be formed with on the base part peripheral edge 21 than the short auxiliary holding part 30 of the outstanding length of the protuberance 25a of buffering pad 25.And, on the above-mentioned position of respectively cushioning about central part between the pad 25 (respectively with both sides 25 one-tenth equal angles a of buffering pad °), be formed with than the short auxiliary earth portion 31 of the outstanding length of the protuberance 25a of buffering pad 25.
Fig. 4 (a) is for being provided with the sectional arrangement drawing of above-mentioned buffering pad 25 and auxiliary holding part 30 parts, (b) for the sectional arrangement drawing of grounding parts is not set, (c) for being provided with the sectional arrangement drawing of auxiliary earth portion 31 parts.As shown in the figure, the protuberance 25a of buffering pad 25 gives prominence to and at outermost and electric fan face B is set and contacts, with base part peripheral edge 21 integrated auxiliary holding parts 30, auxiliary earth portion 31, more outstanding than 21 lower ends, base part peripheral edge shown in (b), but shorter than the protuberance 25a of buffering pad 25.So, auxiliary holding part 30, auxiliary earth portion 31 can not abrade straw mat ground or floor.
According to above formation, owing to will cushion temporary transient the fixing of the portion that is pressed into 26 works that pad 25 is pressed into base part 11, the buffering of can packing on base part 11 in advance pad 25 can carry out screw to base plate with automaton, so can improve the packaging efficiency of product under this state.
And the portion that is pressed into 26 of buffering pad is formed on screw and the installation base plate of base plate 20 peripheral edges is installed with the outside that hub 23 is installed, so can do fixing reliably to buffering pad 25 in its vicinity by the set screw of base plate 20.
And, owing to be formed with than the short auxiliary holding part 30 of buffering pad 25 outstanding length, can improve the confining force of buffering pad 25 in the outside of each buffering pad 25, also can prevent the scratch on auxiliary 30 pairs of straw mat ground of holding part or floor simultaneously.
And, owing to be formed with than the short auxiliary earth portion 31 of buffering pad 25 outstanding length at the summary central part that respectively cushions between the pad 25 of easy toppling direction, so when electric fan main body 1 when the direction that does not cushion pad 25 tilts, the auxiliary earth portion 31 that forms between the buffering pad 25 will kiss the earth and prevent overturning.
In addition, present embodiment also improves the slide mechanism on susceptor posts portion 12 and the sliding bar 13, these contents Fig. 5, and Fig. 6 describes.
The susceptor posts portion 12 of present embodiment and sliding bar 13, the opening portion in susceptor posts portion 12 upper ends is equipped with the outer ring-type guard shield 40 through matching of its internal diameter and sliding bar 13, and insertion sliding bar 13 is assembled above it.So install under the state of air supplying part 17 in sliding bar 13 upper ends, also can assemble with sliding bar 13 to susceptor posts portion 12.Above-mentioned ring-type guard shield 40, as shown in Figure 6, the projection 42 that forms on the inwall of the location ratchet 41 of ring-type guard shield 40 sagging formation and susceptor posts portion 12 is pinned and can not be broken away from, and sliding bar 13 as shown in Figure 5, and the spring sheet 43 that its underpart one side forms withstands the inboard of ring-type guard shield 40 and can not deviate from.
And, the outside, upper end of the said base pillar part 12 of present embodiment forms has the stepped of end difference 44, below ring-type guard shield 40, be formed with the annular slot 45 chimeric, formed the chimeric structure of annular slot 45 of the upper end of susceptor posts portion 12 and ring-type guard shield 40 with the upper end portion of susceptor posts portion 12.Susceptor posts portion 12, generally be by ABS (acrylonitrile. butadiene. vinyl benzene) resin makes, ring-type guard shield 40 then uses the good POM of mechanical strength and wear resistance (polycondensation aldehyde) resin to make.
In the past, opening flat 9-264290 communique (F40D 25,/08 306) as the spy announces, formed the structure that embeds the ring-type guard shield as inboard in order to block the gap between susceptor posts portion and the sliding bar, and the upper end of susceptor posts portion is exposed outside in susceptor posts portion upper end.So, if to be installed in sliding bar upper end air supplying part etc. when locating to apply transverse force, between the upper end of susceptor posts portion and ring-type guard shield, be easy to produce the gap.
At this problem, in above-mentioned present embodiment, the upper end of susceptor posts portion 12 is covered and maintenance by ring-type guard shield 40 on week at its wholecircle.Like this, when applying transverse force, between the upper end of susceptor posts portion 12 and ring-type guard shield 40, can not produce the gap on the top of sliding bar 13 yet.And, because ring-type guard shield 40 is supporting to be easy to generate the upper end of the susceptor posts portion 12 of be full of cracks at wholecircle on week, so intensity is also very high.Even also have the import (cast gate) when being provided with moulding in the upper end of susceptor posts portion 12 in addition, the vestige of cast gate can not appear at the advantage on surface yet.
And on above-mentioned ring-type guard shield 40, the one end is provided with the button 47 that exposes from the opening portion 46 of the back side one side of ring-type guard shield 40, by fulcrum 48 dwang 50 that has to the hook portion 49 of the sliding bar 13 outer surface application of forces is installed at opposite side.
And, in the lower end of sliding bar 13, the spring storage portion 52 that harvesting resembles the constant load spring 51 that shape batches the clockwork spring is installed.This constant load spring 51, its end 51a one side is installed in the rear portion of susceptor posts portion 12, batches state with the clockwork spring shape and is stored in the spring storage portion 52.The pressure of 49 pairs of sliding bar 13 1 sides of the hook portion of above-mentioned dwang 50 by the end 51a of constant load spring 51 from the back side one side to hook portion 49 pressurizations of dwang 50 and obtain.The recess that does not show among the figure of this hook portion 49 and formation above sliding bar 13 is sealed, and sliding bar 13 is pinned on this position.
In the past, open flat 9-264290 communique announcement as above-mentioned the spy, for obtaining the pressure of dwang, identical with present embodiment, utilized the end of constant load spring, but the mounting point of the end of constant load spring is in the back side of dwang one side, with the end of spring be pressed in the dwang fulcrum under.Can't lock so cause, or increase the weight of steering force, also can strengthen the external diameter of susceptor posts portion simultaneously.
At this problem, in above-mentioned present embodiment because by the end 51a of constant load spring 51 to its hook portion of exerting pressure 49 from point of action very near (far away), so can be pinned effect reliably apart from fulcrum 48.And, installing space so compare with the above-mentioned conventional art that is installed in dwang 50 back sides one side, need not be guaranteed in the mounting point of the end 51a of constant load spring 51 below dwang 50, also can make the outer of susceptor posts portion 12, help appearance design through little and elongated.
According to the present invention as described hereinbefore, have at the base part back side one side peripheral part that supports air supplying part and leave at interval, and be provided with the grounding parts of outstanding buffering pad, peripheral part in the base part back side one side forms the portion that is pressed into that is pressed into the buffering pad, be pressed at this and be pressed into the buffering pad in portion and do temporary transient fixing, be screwed base plate then and push down a part of having made the temporary transient buffering pad of fixing and the structure that constitutes fixing buffering pad, the buffering pad of the portion that is pressed into that is pressed into base part is in advance done temporary transient fixing, can make screw with this state to base plate with automaton, so can improve the product efficient in when assembling.
And the described portion that is pressed into is formed on installation base plate that the screw of base plate peripheral edge uses with the outside that hub is installed, and by the screw of fixing bottom-plate, can fix the buffering pad in its outside reliably.
On the other hand, on the peripheral part of the base part back side one side, on the position between each buffering pad, be formed with than the short auxiliary earth portion of the outstanding length of buffering pad, like this, when even electric fan tilts to the easiest direction that does not cushion pad of toppling over, the auxiliary earth portion that forms between the buffering pad also can kiss the earth to prevent overturning.
And on the peripheral part of the base part back side one side, corresponding being formed with than the buffering pad with each cushion pad body given prominence to the short auxiliary holding part of length, like this, just can not abrade straw mat ground or floor, and can improve the confining force of buffering pad.
Claims (4)
1. electric fan, peripheral part in the base part back side one side of supporting air supplying part, have and leave the outstanding at interval grounding parts of placing, and form this grounding parts with the cushion pad body, it is characterized in that, on the peripheral part of the described base part back side one side, also be formed with the portion that is pressed into that is pressed into the buffering pad, will cushion pad and be pressed into this portion of being pressed into and do temporarily to fix, then, in order to the base plate of screw push down described work temporarily the part of fixing buffering pad fix the buffering pad.
2. according to the described electric fan of claim 1, it is characterized in that the described portion that is pressed into forms with the outside that hub is installed at the installation base plate that is screwed described base plate peripheral edge.
3. electric fan, peripheral part in the base part back side one side of supporting air supplying part, have and leave the outstanding at interval grounding parts of placing, and form this grounding parts with the cushion pad body, it is characterized in that, on the described position of respectively cushioning between the pad of the peripheral part of the described base part back side one side, be formed with the short auxiliary earth portion of outstanding length than the buffering pad.
4. according to the described electric fan of claim 3, it is characterized in that,, be formed with than the short auxiliary holding part of outstanding length that cushions pad for each cushion pad body at the peripheral part of the described base part back side one side.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP360714/1999 | 1999-12-20 | ||
JP36071499A JP4521910B2 (en) | 1999-12-20 | 1999-12-20 | Fan |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1300906A CN1300906A (en) | 2001-06-27 |
CN1210504C true CN1210504C (en) | 2005-07-13 |
Family
ID=18470603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001324926A Expired - Lifetime CN1210504C (en) | 1999-12-20 | 2000-11-22 | Electric fan |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4521910B2 (en) |
KR (1) | KR100373867B1 (en) |
CN (1) | CN1210504C (en) |
TW (1) | TW459100B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102322600A (en) | 2011-10-12 | 2012-01-18 | 深圳市华星光电技术有限公司 | A kind of module backlight and liquid crystal indicator |
CN104088807A (en) * | 2014-07-07 | 2014-10-08 | 佛山市富士宝电器科技股份有限公司 | Inductive automatic control electric fan |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS598074Y2 (en) * | 1979-04-17 | 1984-03-12 | 三洋電機株式会社 | electric fan stand |
JPH0647436Y2 (en) * | 1988-09-12 | 1994-12-07 | 松下電器産業株式会社 | Washing machine leg device |
JP2906647B2 (en) * | 1990-11-09 | 1999-06-21 | 松下電器産業株式会社 | Washing machine legs |
JPH0660798U (en) * | 1993-01-25 | 1994-08-23 | 東芝機器株式会社 | Fan |
-
1999
- 1999-12-20 JP JP36071499A patent/JP4521910B2/en not_active Expired - Fee Related
-
2000
- 2000-10-27 TW TW089122639A patent/TW459100B/en not_active IP Right Cessation
- 2000-11-13 KR KR10-2000-0067098A patent/KR100373867B1/en not_active IP Right Cessation
- 2000-11-22 CN CNB001324926A patent/CN1210504C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR20010060314A (en) | 2001-07-06 |
JP4521910B2 (en) | 2010-08-11 |
CN1300906A (en) | 2001-06-27 |
KR100373867B1 (en) | 2003-02-26 |
JP2001173589A (en) | 2001-06-26 |
TW459100B (en) | 2001-10-11 |
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Legal Events
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SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20050713 |
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CX01 | Expiry of patent term |