CN108167216A - Height regulating component and electric fan - Google Patents
Height regulating component and electric fan Download PDFInfo
- Publication number
- CN108167216A CN108167216A CN201810035088.9A CN201810035088A CN108167216A CN 108167216 A CN108167216 A CN 108167216A CN 201810035088 A CN201810035088 A CN 201810035088A CN 108167216 A CN108167216 A CN 108167216A
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- locking piece
- height regulating
- regulating component
- sliding part
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 36
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 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
- 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
- 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
Abstract
The present invention provides a kind of height regulating component and electric fan, height regulating component includes：First pipe fitting is coaxially socketed in the first pipe fitting and can include with respect to position limiting structure of the second pipe fitting (20) and the second pipe fitting of control (20) that the first pipe fitting slides up and down with respect to the adjustable height of the first pipe fitting, position limiting structure：Multiple spaced button bits (21), are axially arranged on the outer wall of the second pipe fitting (20)；Locking piece (40), it is arranged on the first pipe fitting, and the biasing force that locking piece (40) is made to be locked towards button bit (21) is applied on locking piece (40), locking piece (40) locks button bit (21), and locking piece (40) is applied and is unlocked with biasing force direction opposite effect power suitable for locking piece (40) and button bit (21).Technical scheme of the present invention effectively solves the problems, such as knob structure in the prior art because that twists is tightly difficult to very much back-out and with because twisting is not easy to cause the downslide of the second pipe fitting tightly.
Description
Technical field
The present invention relates to household electrical appliance technical fields, and in particular to a kind of height regulating component and electric fan.
Background technology
At present, the lifting tube assembly of electric fan is the part for adjusting the blowing height of fan, including the first pipe fitting
The second pipe fitting being liftably arranged on the first pipe fitting, the fixed form between the second pipe fitting and the first pipe fitting use mostly
Knob mode is fixed and adjusts lifting, and knob mode has following defect：
1st, knob twist it is too tight in the case of, when next time adjusts lifting, need first to unscrew knob, be at this moment difficult to revolve
Button is unscrewed, time-consuming and laborious, it has not been convenient to user's operation；
2nd, knob structure there may be making the second pipe fitting material thickness too thin because designing upper and production error, twist too tight by knob
The second tube surface is caused to have dent, influences fan overall appearance；
3rd, knob twist it is not tight in the case of, the second pipe fitting easily glides, and knob does not just have the effect of limiting.
Invention content
It is a primary object of the present invention to provide a kind of height regulating component and electric fan, to solve to revolve in the prior art
Button formula structure because twist be tightly difficult to very much back-out come with because twist be not easy to cause tightly the second pipe fitting downslide the problem of.
To achieve the above object, the present invention provides a kind of height regulating component, including：First pipe fitting, coaxial socket
It and can be with respect to liter of the second pipe fitting and the second pipe fitting of control that the first pipe fitting slides up and down with respect to the first pipe fitting in the first pipe fitting
The position limiting structure of height drops, and position limiting structure includes：Multiple spaced button bits are axially arranged on the outer wall of the second pipe fitting
On；Locking piece is arranged on the first pipe fitting, and the biasing force that locking piece is made to be locked towards button bit is applied on locking piece, lock
Determine part and lock button bit, locking piece is applied and is unlocked with biasing force direction opposite effect power suitable for locking piece and button bit.
Further, position limiting structure further includes sliding part, and sliding part is slidably disposed on the first pipe fitting, and active force leads to
It crosses sliding part and passes to locking piece.
Further, sliding part sliding axially along the first pipe fitting, the end contacted with locking piece of sliding part, which has, drives
Dynamic inclined-plane, for sliding part to be converted to the moving radially along the first pipe fitting of locking piece along sliding axially for the first pipe fitting.
Further, biasing force is applied to by sliding part on locking piece.
Further, position limiting structure further includes elastic component, and elastic component is arranged between the first pipe fitting and sliding part, elastic component
Biasing force be applied on locking piece by sliding part, biasing force is applied on locking piece towards the component of radial direction for elastic component.
Further, position limiting structure further includes button, and sliding part is arranged on the inside of the first pipe fitting and with stretching first
The operating side of pipe fitting, button are arranged on the outside of the first pipe fitting, and button is fixedly connected with operating side.
Further, the first pipe fitting includes the first tube body and the limit base being arranged in the first tube body, limit base and first
Installation space is surrounded between tube body, sliding part is partially installed in installation space, and limit base is equipped with corresponding with button bit logical
Hole, locking piece can in through-holes be moved with the movement of sliding part, and sliding part is abutted with locking piece.
Further, the outer surface of the lower end of limit base has buckle position, and the inner wall of the first tube body is equipped with and the position that is buckled
The holding section of cooperation.
Further, the upper end of limit base has the bulge loop outwardly protruded, the upper end cooperation of bulge loop and the first tube body.
Further, the periphery of locking pin of the locking piece for cylinder, driving inclined-plane and locking pin contacts.
Further, when the limited part that radially extends of lower end setting of the second pipe fitting, the second pipe fitting rise to highest point by
Limit part offsets with the locating part being arranged on the first pipe fitting, to prevent the second pipe fitting from deviating from from the first pipe fitting.
Further, limited part is the limited set being set on the second pipe fitting.
The present invention also provides a kind of electric fans, and including height regulating component, height regulating component is above-mentioned height
Adjust tube assembly.
Technical solution of the present invention has the following advantages that：When needing to adjust height, locking piece is applied with biasing force direction
Opposite effect power, locking piece is detached with button bit is unlocked the second pipe fitting, and the position of the second pipe fitting is at this moment adjusted, mixes up
Behind position, applying on locking piece makes biasing force of the locking piece towards button bit, and locking piece is locked in button bit and the second pipe fitting is carried out
Locking.Above structure only need to apply active force in locking piece can complete the lifting of the second pipe fitting, easy to operate, quick, effectively
Solve knob structure in the prior art because that twists is tightly difficult to very much back-out and is not easy to cause tightly under the second pipe fitting with because stubborn
The problem of sliding.Also, multiple button bits are directly set on the second pipe fitting, it is whole more attractive, avoid prior art knob knot
Structure tightly leads to very much the pitted situation of the second tube surface because what knob was twisted.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.In the accompanying drawings：
Fig. 1 shows the schematic front view of the embodiment of height regulating component according to the present invention；
Fig. 2 shows the decomposition diagrams of the height regulating component of Fig. 1；
Fig. 3 shows the part-structure schematic diagram of the height regulating component of Fig. 2；
Fig. 4 shows the schematic cross-sectional view of the height regulating component of Fig. 1；
Fig. 5 shows the partial schematic diagram of the height regulating component of Fig. 4.
Wherein, the reference numeral in above-mentioned attached drawing is：
11st, the first tube body；111st, holding section；12nd, limit base；121st, be buckled position；122nd, bulge loop；123rd, fixed jaw；20th,
Two pipe fittings；21st, button bit；30th, sliding part；31st, driving inclined-plane；40th, locking piece；50th, elastic component；60th, it is limited set；70th, button.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 3, the height regulating component of the present embodiment includes：First pipe fitting is coaxially socketed in the first pipe
In part and the second pipe fitting 20 that can be slided up and down with respect to first pipe fitting and the second pipe fitting of control 20 with respect to the first pipe fitting lifting height
The position limiting structure of degree, position limiting structure include：Multiple spaced button bits 21 and locking piece 40, multiple button bits 21 are axially disposed
On the outer wall of the second pipe fitting 20, locking piece 40 is arranged on the first pipe fitting, and is applied on locking piece 40 and is made locking piece 40
The biasing force locked towards button bit 21, locking piece 40 lock button bit 21, apply the work opposite with bias force direction to locking piece 40
Firmly unlocked suitable for locking piece 40 with button bit 21.Wherein, the first pipe fitting is down tube, and the second pipe fitting is upper tube.
Using the height regulating component of the present embodiment, when needing to adjust height, locking piece 40 is applied and biasing force
Direction opposite effect power, locking piece 40 detach with button bit 21 and second pipe fitting are unlocked, and the second pipe fitting is at this moment adjusted
Position, after mixing up position, applying on locking piece 40 makes locking piece locking piece 40 locks button bit 21 towards the biasing force of button bit 21
In the second pipe fitting is locked.Above structure only need to apply active force in locking piece can complete the lifting of the second pipe fitting, behaviour
Make convenient, fast, effectively solve knob structure in the prior art because that twists is tightly difficult to very much back-out and does not hold tightly with because stubborn
Easily lead to the problem of the second pipe fitting glides.Also, multiple button bits are directly set on the second pipe fitting, it is whole more attractive, it avoids
Prior art knob structure tightly leads to very much the pitted situation of the second tube surface because what knob was twisted.
In the present embodiment, position limiting structure further includes sliding part 30, and sliding part 30 is slidably disposed on the first pipe fitting,
Active force passes to locking piece 40 by sliding part 30.When adjusting height, user's slide downward or sliding part 30 is pushed up, this
When locking piece 40 be no longer biased against the effect of power, then under active force upward or downward of the locking piece 40 on the second pipe fitting,
Locking piece 40 is detached with button bit 21；Behind the position for regulating the second pipe fitting, when discharging sliding part 30, locking piece 40 is biased power
The radial direction of effect along the first pipe fitting lock button bit 21.Hand steered firmly the second pipe fitting of user one, another hand behaviour are only needed during operation
Making sliding part can be lifted, simple operation.
In the present embodiment, the sliding axially along the first pipe fitting of sliding part 30, sliding part 30 are contacted with locking piece 40
End has driving inclined-plane 31, and driving inclined-plane 31 is used to sliding part 30 being converted to locking piece 40 along sliding axially for the first pipe fitting
Moving radially along the first pipe fitting, simple in structure, driving is easy.Specifically, locking piece 40 is cylindrical locking pin, is driven
Inclined-plane 31 and the periphery of locking pin contact.In this way convenient for sliding part and the driving locking pin movement of the second pipe fitting.
In the present embodiment, biasing force is applied to by sliding part 30 on locking piece 40.Under the action of biasing force, slide
Part 30 pushes locking piece 40 to be moved in button bit, simplifies overall structure.Specifically, position limiting structure further includes elastic component 50, elasticity
Part 50 is arranged between the first pipe fitting and sliding part 30, and the biasing force of elastic component 50 is applied to locking piece 40 by sliding part 30
On, biasing force is applied on locking piece 40 for elastic component 50 towards the component of radial direction.Elastic component 50 is preferably spring, certainly, bullet
Property part may be other elastomeric elements, however it is not limited to this.
In the present embodiment, position limiting structure further includes button 70, and sliding part 30 is arranged on the inside of the first pipe fitting and has
The operating side of the first pipe fitting is stretched out, button 70 is arranged on the outside of the first pipe fitting, and button 70 is fixedly connected with operating side.Button 70
User is facilitated to be operated, operation is more effortless.Button-shape can extend variation, not influence product operation, can be according to reality
Demand and product property change button appearance design.
In the present embodiment, as shown in Fig. 2, Fig. 4 and Fig. 5, the first pipe fitting includes the first tube body 11 and is arranged on the first pipe
Limit base 12 in body 11 surrounds installation space between 12 and first tube body 11 of limit base, and sliding part 30 is partially installed on peace
Fill space in, limit base 12 be equipped with 21 corresponding through-hole of button bit, locking piece 40 can be with the movement of sliding part 30 and in through-hole
Middle movement, sliding part 30 are abutted with locking piece 40.The structure of first pipe fitting is simple, convenient for fixedly locked part and sliding part.
In the present embodiment, as shown in Figure 3 and Figure 5, the outer surface of the lower end of limit base 12 have buckle position 121, first
The inner wall of tube body 11 be equipped with buckle position 121 coordinate holding section 111, i.e., limit base and the first tube body by buckle structure into
Row is fixed, and assembling is easy.Certainly, limit base and the first tube body can also be fixed using other fixed forms, however it is not limited to
This.Specifically, the bottom of limit base 12 has three fixed jaws 123 extended downwardly, and buckle position is arranged on the outer of fixed jaw 123
On surface, at this moment the inner wall of the first tube body is equipped with three inwardly projecting holding sections 111, and three buckle structures are fixed more secured
Stablize.
In the present embodiment, as shown in figure 5, the upper end of limit base 12 has the bulge loop 122 that outwardly protrudes, bulge loop 122 with
The upper end cooperation of first tube body 11.Bulge loop 122 facilitates installation limit base.Specifically, the inside of the upper end of the first tube body 11 has
The annular convex rib outwardly protruded, the lower surface of bulge loop 122 have the annular groove coordinated with annular convex rib.
In the present embodiment, the limited part that the lower end setting of the second pipe fitting 20 radially extends, the second pipe fitting 20 rise to most
Part is limited during eminence and is offseted with the locating part being arranged on the first pipe fitting, to prevent the second pipe fitting 20 from deviating from from the first pipe fitting.
Limited part and locating part, which carry out cooperation, to be played the role of limiting the second pipe fitting, prevents what the second pipe fitting from deviating from from the first pipe fitting
Situation.Specifically, the lower end of fixed jaw forms locating part.
In the present embodiment, limited part is the limited set 60 being set on the second pipe fitting.Limited 60 and second pipe fitting of set leads to
It crosses buckle structure to be fixed, specifically, the second pipe fitting is equipped with card hole, and limited set 60 has the buckle coordinated with card hole.
In the present embodiment, groove is inwardly stamped and formed out to the outer wall of the second pipe fitting, groove forms button bit, the both sides of groove
Wall be inclined outwardly setting formed it is horn-like, in this way convenient for driving locking pin be moved to unlocked position from latched position.
In the present embodiment, locking pin is located at the top of elastic component, and at this moment slide downward button solves the second pipe fitting
Lock, release button, sliding part push locking pin to slip into button bit under the upward active force of elastic component.
The operation principle of height regulating component is illustrated with reference to Fig. 5, user's slide downward button, button band
Dynamic sliding part glides, and locking pin loses the upward active force of spring at this time, and upper tube is moved up or down, the button in upper tube
Position sloped sidewall effect under, locking pin is moved along the radial direction of the first pipe fitting to installation space, when locking pin completely with button
During the separation of position, upper tube can continue to move to；After the position of upper tube mixes up, release button under the force of a spring, slides
Part moves up, and after the driving inclined-plane of sliding part is abutted with the periphery of locking pin, driving inclined-plane pushes locking pin along first
The radial direction of pipe fitting is moved towards button bit, until locking pin locks button bit, at this moment the second pipe fitting is locked, and is completed height and is adjusted
Section.
Above-mentioned height adjustment assembly has the following advantages：
1st, simple operation, simplifies operation, when operation only need user one it is hand steered live the second pipe fitting, another hand operation button
It is lifted, i.e., by adjusting lifting manually, knob structure can be efficiently solved because what knob was twisted is tightly difficult to very much back-out
The problem of coming, can promote user's descending operation efficiency to a certain degree；
2nd, button bit is set up directly on the second pipe fitting, and there may be make because designing upper and production error for no knob structure
Second pipe fitting material thickness it is too thin knob twist it is too tight when cause the second tube surface have dent influence fan overall appearance hidden danger,
It can also avoid the occurrence of not being easy to cause the downslide of the second pipe fitting tightly because twisting；
3rd, limited set is equipped in the lower end of the second pipe fitting, when the second pipe fitting rises to extreme higher position, limited set can be limited
Position seat blocks the limiting realized to the second pipe fitting；
4th, position limiting structure is installed on the first pipe fitting, avoids the user of knob structure generally existing in the process used
In situation about being easily lost, also avoid the knob caused by transport is jolted and loosen and easily fall problem, and then avoid because of knob
Losing leads to the complaint of consumer.
As interchangeable embodiment, the first pipe fitting is upper tube, and the second pipe fitting is down tube.
As interchangeable embodiment, the outer wall of the second pipe fitting is equipped with the groove being recessed inwardly, and groove forms button bit.
As interchangeable embodiment, locking pin is located at the lower section of elastic component, at this moment pushes up button and is managed to second
Part is unlocked, and during release button, sliding part pushes locking pin to slip into button bit under the downward active force of elastic component.
The present invention also provides a kind of electric fan, which includes height regulating component, and height regulating component is
Above-mentioned height regulating component.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among changing still in the protection domain of the invention.
Claims (13)
1. a kind of height regulating component, including：First pipe fitting is coaxially socketed in first pipe fitting and can relatively described the
The second pipe fitting (20) and the adjustable height of control relatively described first pipe fitting of the second pipe fitting (20) that one pipe fitting slides up and down
Position limiting structure,
It is characterized in that, the position limiting structure includes：
Multiple spaced button bits (21) are axially arranged on the outer wall of second pipe fitting (20)；
Locking piece (40) is arranged on first pipe fitting, and is applied on the locking piece (40) and is made the locking piece
(40) biasing force locked towards the button bit (21), the locking piece (40) locks the button bit (21), to the locking piece
(40) apply and unlocked with the bias force direction opposite effect power suitable for the locking piece (40) and the button bit (21).
2. height regulating component according to claim 1, which is characterized in that the position limiting structure further includes sliding part
(30), the sliding part (30) is slidably disposed on first pipe fitting, and the active force passes through the sliding part (30)
Pass to the locking piece (40).
3. height regulating component according to claim 2, which is characterized in that the sliding part (30) is managed along described first
Part slides axially, and the end contacted with the locking piece (40) of the sliding part (30) has driving inclined-plane (31), is used for
By the sliding part (30) along first pipe fitting slide axially be converted to the locking piece (40) along first pipe fitting
Move radially.
4. the height regulating component according to Claims 2 or 3, which is characterized in that the biasing force passes through the slip
Part (30) is applied on the locking piece (40).
5. height regulating component according to claim 4, which is characterized in that the position limiting structure further includes elastic component
(50), the elastic component (50) is arranged between first pipe fitting and the sliding part (30), the elastic component (50) it is inclined
Pressure is applied to by the sliding part (30) on the locking piece (40), and the biasing force is applied to for the elastic component (50)
Towards the component of radial direction on the locking piece (40).
6. height regulating component according to claim 2, which is characterized in that the position limiting structure further includes button
(70), the sliding part (30) is arranged on the inside of first pipe fitting and with the operating side for stretching out first pipe fitting, institute
The outside that button (70) is arranged on first pipe fitting is stated, the button (70) is fixedly connected with the operating side.
7. height regulating component according to claim 2, which is characterized in that first pipe fitting includes the first tube body
(11) and the limit base (12) that is arranged in first tube body (11), the limit base (12) and first tube body (11) it
Between surround installation space, the sliding part (30) is partially installed in the installation space, and the limit base (12) is equipped with
Through-hole corresponding with the button bit (21), the locking piece (40) can be with the movement of the sliding part (30) and in the through-holes
Mobile, the sliding part (30) abuts with the locking piece (40).
8. height regulating component according to claim 7, which is characterized in that the appearance of the lower end of the limit base (12)
Face has buckle position (121), and the inner wall of first tube body (11) is equipped with the holding section with buckle position (121) cooperation
(111)。
9. height regulating component according to claim 7, which is characterized in that the upper end of the limit base (12) have to
The bulge loop (122) of outer protrusion, the upper end of the bulge loop (122) and first tube body (11) coordinate.
10. height regulating component according to claim 3, which is characterized in that the locking piece (40) is cylindrical
Locking pin, the driving inclined-plane (31) and the periphery of the locking pin contact.
11. height regulating component according to claim 1, which is characterized in that the lower end of second pipe fitting (20) is set
The limited part radially extended is put, the limited part is with being arranged on first pipe when second pipe fitting (20) rises to highest point
Locating part on part offsets, to prevent second pipe fitting (20) from deviating from from first pipe fitting.
12. height regulating component according to claim 11, which is characterized in that the limited part is is set in described the
Limited set (60) on two pipe fittings.
13. a kind of electric fan, including height regulating component, which is characterized in that the height regulating component is claim 1
To the height regulating component described in any one of 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810035088.9A CN108167216B (en) | 2018-01-15 | 2018-01-15 | Height adjusting pipe assembly and electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810035088.9A CN108167216B (en) | 2018-01-15 | 2018-01-15 | Height adjusting pipe assembly and electric fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108167216A true CN108167216A (en) | 2018-06-15 |
| CN108167216B CN108167216B (en) | 2023-11-17 |
Family
ID=62514302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810035088.9A Active CN108167216B (en) | 2018-01-15 | 2018-01-15 | Height adjusting pipe assembly and electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108167216B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202117956U (en) * | 2011-06-28 | 2012-01-18 | 江门市科业机电制造有限公司 | Foldable-storage electric fan |
| CN203239599U (en) * | 2013-05-08 | 2013-10-16 | 昆山奕昕电机科技有限公司 | Automatic lifting electric fan and lifting mechanism thereof |
| CN203308800U (en) * | 2013-06-20 | 2013-11-27 | 张永辉 | Up-and-down adjustment device of fan |
| CN208040751U (en) * | 2018-01-15 | 2018-11-02 | 珠海格力电器股份有限公司 | Height regulating component and electric fan |
-
2018
- 2018-01-15 CN CN201810035088.9A patent/CN108167216B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202117956U (en) * | 2011-06-28 | 2012-01-18 | 江门市科业机电制造有限公司 | Foldable-storage electric fan |
| CN203239599U (en) * | 2013-05-08 | 2013-10-16 | 昆山奕昕电机科技有限公司 | Automatic lifting electric fan and lifting mechanism thereof |
| CN203308800U (en) * | 2013-06-20 | 2013-11-27 | 张永辉 | Up-and-down adjustment device of fan |
| CN208040751U (en) * | 2018-01-15 | 2018-11-02 | 珠海格力电器股份有限公司 | Height regulating component and electric fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108167216B (en) | 2023-11-17 |
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