CN108167216B - Height adjusting pipe assembly and electric fan - Google Patents
Height adjusting pipe assembly and electric fan Download PDFInfo
- Publication number
- CN108167216B CN108167216B CN201810035088.9A CN201810035088A CN108167216B CN 108167216 B CN108167216 B CN 108167216B CN 201810035088 A CN201810035088 A CN 201810035088A CN 108167216 B CN108167216 B CN 108167216B
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- China
- Prior art keywords
- pipe fitting
- locking
- pipe
- piece
- locking piece
- 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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Links
- 238000009434 installation Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims 2
- 210000000078 claw Anatomy 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000004080 punching 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 invention provides a height adjusting pipe assembly and an electric fan, wherein the height adjusting pipe assembly comprises: the first pipe fitting, coaxial cup joint in first pipe fitting and can slide about the second pipe fitting (20) of first pipe fitting and control second pipe fitting (20) relative first pipe fitting's elevation height's limit structure about, limit structure includes: a plurality of buckling positions (21) which are arranged at intervals are axially arranged on the outer wall of the second pipe fitting (20); the locking piece (40) is arranged on the first pipe fitting, a biasing force which enables the locking piece (40) to be locked towards the buckling position (21) is applied to the locking piece (40), the locking piece (40) is locked into the buckling position (21), and a force opposite to the biasing force is applied to the locking piece (40) and is suitable for unlocking the locking piece (40) and the buckling position (21). The technical scheme of the invention effectively solves the problems that a knob type structure is difficult to screw out due to too tight screwing and the second pipe fitting is easy to slide down due to the fact that the knob type structure is not tight screwing in the prior art.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a height adjusting pipe assembly and an electric fan.
Background
At present, the lifter assembly of the electric fan is a part for adjusting the blowing height of the fan, and comprises a first pipe fitting and a second pipe fitting which is arranged on the first pipe fitting in a lifting manner, wherein most of fixing modes between the second pipe fitting and the first pipe fitting use a knob mode for fixing and adjusting lifting, and the knob mode has the following defects:
1. under the condition that the knob is screwed too tightly, when the knob is adjusted to rise and fall next time, the knob needs to be unscrewed firstly, so that the knob is difficult to unscrew, the time and the labor are wasted, and the operation of a user is inconvenient;
2. the knob type structure may have the defects that the second pipe fitting is too thin due to design and production errors, and the surface of the second pipe fitting is dented due to the fact that the knob is screwed too tightly, so that the overall appearance of the fan is affected;
3. under the condition that the knob is not screwed down, the second pipe fitting is easy to slide down, and the knob cannot play a limiting role.
Disclosure of Invention
The invention mainly aims to provide a height adjusting pipe assembly and an electric fan, which are used for solving the problems that a knob type structure is difficult to screw out due to too tight screwing and a second pipe fitting is easy to slide down due to the fact that the knob type structure is not tight screwing in the prior art.
To achieve the above object, the present invention provides a height adjustment tube assembly comprising: first pipe fitting, coaxial cup joint in first pipe fitting and can slide about relative first pipe fitting's second pipe fitting and control second pipe fitting relative first pipe fitting's elevation height's limit structure, limit structure includes: the buckling positions are arranged at intervals and are axially arranged on the outer wall of the second pipe fitting; the locking piece is arranged on the first pipe fitting, a biasing force enabling the locking piece to be locked towards the buckling position is applied to the locking piece, the locking piece is locked into the buckling position, and a force opposite to the biasing force is applied to the locking piece, so that the locking piece and the buckling position are suitable for unlocking.
Further, the limiting structure further comprises a sliding piece, the sliding piece is slidably arranged on the first pipe fitting, and acting force is transmitted to the locking piece through the sliding piece.
Further, the sliding member slides along the axial direction of the first pipe member, and the end portion of the sliding member, which is in contact with the locking member, has a driving slope for converting the axial sliding of the sliding member along the first pipe member into the radial movement of the locking member along the first pipe member.
Further, the biasing force is exerted on the locking member by the slider.
Further, the limiting structure further comprises an elastic piece, the elastic piece is arranged between the first pipe fitting and the sliding piece, biasing force of the elastic piece is exerted on the locking piece through the sliding piece, and the biasing force is a component force of the elastic piece, exerted on the locking piece, towards the radial direction.
Further, the limiting structure further comprises a button, the sliding piece is arranged on the inner side of the first pipe fitting and provided with an operation end extending out of the first pipe fitting, the button is arranged on the outer side of the first pipe fitting, and the button is fixedly connected with the operation end.
Further, the first pipe fitting comprises a first pipe body and a limiting seat arranged in the first pipe body, an installation space is formed between the limiting seat and the first pipe body in a surrounding mode, a part of the sliding piece is installed in the installation space, a through hole corresponding to the buckling position is formed in the limiting seat, the locking piece can move in the through hole along with the movement of the sliding piece, and the sliding piece is in butt joint with the locking piece.
Further, the outer surface of the lower end of the limiting seat is provided with a clamping position, and the inner wall of the first pipe body is provided with a clamping part matched with the clamping position.
Further, the upper end of the limiting seat is provided with a convex ring protruding outwards, and the convex ring is matched with the upper end of the first pipe body.
Further, the locking piece is a cylindrical locking pin, and the driving inclined surface is in abutting fit with the circumferential surface of the locking pin.
Further, a limiting piece extending in the radial direction is arranged at the lower end of the second pipe fitting, and the limiting piece abuts against a limiting piece arranged on the first pipe fitting when the second pipe fitting rises to the highest position, so that the second pipe fitting is prevented from falling out of the first pipe fitting.
Further, the limiting piece is a limiting sleeve sleeved on the second pipe fitting.
The invention also provides an electric fan, which comprises a height adjusting pipe assembly, wherein the height adjusting pipe assembly is the height adjusting pipe assembly.
The technical scheme of the invention has the following advantages: when the height is required to be adjusted, an acting force opposite to the direction of the biasing force is applied to the locking piece, the locking piece is separated from the buckling position to unlock the second pipe fitting, the position of the second pipe fitting can be adjusted, and after the position is adjusted, the biasing force enabling the locking piece to face the buckling position is applied to the locking piece, and the locking piece is locked into the buckling position to lock the second pipe fitting. The lifting of the second pipe fitting can be completed only by applying acting force on the locking piece, the operation is convenient and quick, and the problems that in the prior art, the knob type structure is difficult to screw out due to too tight screwing and the second pipe fitting is difficult to slide down due to the fact that the knob type structure is not tight screwing are effectively solved. And a plurality of buckling positions are directly arranged on the second pipe fitting, so that the whole structure is more attractive, and the situation that the surface of the second pipe fitting is dented due to the fact that a knob is screwed too tightly in a knob type structure in the prior art is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. In the drawings:
FIG. 1 illustrates a schematic front view of an embodiment of a height adjustment tube assembly in accordance with the present invention;
FIG. 2 shows an exploded schematic view of the height adjustment tube assembly of FIG. 1;
FIG. 3 shows a partial schematic view of the height adjustment tube assembly of FIG. 2;
FIG. 4 shows a schematic cross-sectional view of the height adjustment tube assembly of FIG. 1;
fig. 5 shows a partial schematic view of the height adjustment tube assembly of fig. 4.
Wherein, the reference numerals in the drawings are as follows:
11. a first tube body; 111. an engagement portion; 12. a limit seat; 121. a clamping position; 122. a convex ring; 123. a fixed claw; 20. a second pipe fitting; 21. a buckling position; 30. a slider; 31. a driving inclined plane; 40. a locking member; 50. an elastic member; 60. a restricted sleeve; 70. a button.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 3, the height adjustment tube assembly of the present embodiment includes: the first pipe fitting, coaxial second pipe fitting 20 that cup joints in first pipe fitting and can slide about first pipe fitting and control second pipe fitting 20 relative first pipe fitting's elevation height's limit structure, limit structure includes: the plurality of buckling positions 21 and the locking piece 40 are arranged at intervals, the plurality of buckling positions 21 are axially arranged on the outer wall of the second pipe fitting 20, the locking piece 40 is arranged on the first pipe fitting, biasing force enabling the locking piece 40 to be locked towards the buckling positions 21 is applied to the locking piece 40, the locking piece 40 is locked into the buckling positions 21, and acting force opposite to the biasing force is applied to the locking piece 40, so that the locking piece 40 is suitable for unlocking with the buckling positions 21. Wherein the first pipe fitting is a lower pipe, and the second pipe fitting is an upper pipe.
When the height adjusting tube assembly of the embodiment is used, when the height is required to be adjusted, a force opposite to the direction of the biasing force is applied to the locking piece 40, the locking piece 40 is separated from the buckling position 21 to unlock the second tube, the position of the second tube can be adjusted, after the position is adjusted, the biasing force for enabling the locking piece to face the buckling position 21 is applied to the locking piece 40, and the locking piece 40 is locked into the buckling position 21 to lock the second tube. The lifting of the second pipe fitting can be completed only by applying acting force on the locking piece, the operation is convenient and quick, and the problems that in the prior art, the knob type structure is difficult to screw out due to too tight screwing and the second pipe fitting is difficult to slide down due to the fact that the knob type structure is not tight screwing are effectively solved. And a plurality of buckling positions are directly arranged on the second pipe fitting, so that the whole structure is more attractive, and the situation that the surface of the second pipe fitting is dented due to the fact that a knob is screwed too tightly in a knob type structure in the prior art is avoided.
In this embodiment, the limiting structure further includes a sliding member 30, the sliding member 30 is slidably disposed on the first tube, and the force is transmitted to the locking member 40 through the sliding member 30. When the height is adjusted, the user slides down or pushes the sliding member 30 upward, at this time, the locking member 40 is no longer under the action of the biasing force, and then the locking member 40 is separated from the buckling position 21 under the upward or downward action of the locking member 40 on the second pipe member; after the position of the second tube member is adjusted, when the sliding member 30 is released, the locking member 40 is locked into the catch 21 by the biasing force in the radial direction of the first tube member. When the operation is performed, the user only needs to hold the second pipe fitting by one hand and operate the sliding piece by the other hand, so that the operation is convenient.
In this embodiment, the sliding member 30 slides along the axial direction of the first pipe, the end portion of the sliding member 30 contacting the locking member 40 has a driving inclined surface 31, and the driving inclined surface 31 is used for converting the axial sliding of the sliding member 30 along the first pipe into the radial movement of the locking member 40 along the first pipe, so that the structure is simple and the driving is simple. Specifically, the locking member 40 is a cylindrical locking pin, and the driving inclined surface 31 is in abutting engagement with the circumferential surface of the locking pin. This facilitates the movement of the locking pin driven by the slider and the second tube.
In the present embodiment, the biasing force is exerted on the locking member 40 by the slider 30. Under the action of the biasing force, the sliding member 30 pushes the locking member 40 to move into the buckling position, so that the overall structure is simplified. Specifically, the limiting structure further includes an elastic member 50, where the elastic member 50 is disposed between the first pipe and the sliding member 30, and a biasing force of the elastic member 50 is applied to the locking member 40 by the sliding member 30, and the biasing force is a component force applied to the locking member 40 by the elastic member 50 in a radial direction. The elastic member 50 is preferably a spring, but of course, the elastic member may be other elastic members, and is not limited thereto.
In this embodiment, the limiting structure further includes a button 70, the sliding member 30 is disposed on the inner side of the first pipe and has an operation end extending out of the first pipe, the button 70 is disposed on the outer side of the first pipe, and the button 70 is fixedly connected to the operation end. The button 70 is convenient for the user to operate, and the operation is more labor-saving. The shape of the button can be extended and changed, the operation of the product is not affected, and the appearance design of the button can be changed according to the actual requirements and the performance characteristics of the product.
In this embodiment, as shown in fig. 2, 4 and 5, the first pipe fitting includes a first pipe body 11 and a limiting seat 12 disposed in the first pipe body 11, an installation space is enclosed between the limiting seat 12 and the first pipe body 11, a part of the sliding member 30 is installed in the installation space, a through hole corresponding to the buckling position 21 is provided on the limiting seat 12, the locking member 40 can move in the through hole along with the movement of the sliding member 30, and the sliding member 30 abuts against the locking member 40. The first pipe fitting is simple in structure and convenient to fix the locking piece and the sliding piece.
In this embodiment, as shown in fig. 3 and 5, the outer surface of the lower end of the limiting seat 12 is provided with a fastening position 121, and the inner wall of the first pipe 11 is provided with a fastening portion 111 that is matched with the fastening position 121, that is, the limiting seat and the first pipe are fixed by a fastening structure, so that the assembly is simple. Of course, the limiting seat and the first pipe body may be fixed by other fixing methods, which is not limited thereto. Specifically, the bottom of the limiting seat 12 is provided with three fixing claws 123 extending downwards, the buckling positions are arranged on the outer surfaces of the fixing claws 123, at this time, the inner wall of the first pipe body is provided with three inwards protruding buckling parts 111, and the three buckling structures are fixed more firmly and stably.
In this embodiment, as shown in fig. 5, the upper end of the limiting seat 12 has a convex ring 122 protruding outwards, and the convex ring 122 is matched with the upper end of the first tube 11. The convex ring 122 is convenient for installing a limit seat. Specifically, the inner side of the upper end of the first pipe body 11 has an annular bead protruding outward, and the lower surface of the collar 122 has an annular groove fitted with the annular bead.
In this embodiment, a radially extending limiting member is disposed at the lower end of the second pipe 20, and when the second pipe 20 rises to the highest position, the limiting member abuts against a limiting member disposed on the first pipe to prevent the second pipe 20 from being separated from the first pipe. The limiting piece and the limiting piece are matched to play a role in limiting the second pipe fitting, and the second pipe fitting is prevented from falling out of the first pipe fitting. Specifically, the lower end of the fixed jaw forms a stopper.
In this embodiment, the restriction is a restriction sleeve 60 that fits over the second tube. The limiting sleeve 60 and the second pipe fitting are fixed through a fastening structure, specifically, a fastening hole is formed in the second pipe fitting, and the limiting sleeve 60 is provided with a fastening buckle matched with the fastening hole.
In this embodiment, a groove is formed by punching the outer wall of the second pipe inwards, the groove forms a fastening position, and two side walls of the groove are inclined outwards to form a horn shape, so that the locking pin is convenient to drive to move from the locking position to the unlocking position.
In this embodiment, the locking pin is located above the elastic member, and at this time, the downward sliding button unlocks the second tube, and the button is released, and the sliding member pushes the locking pin to slide into the buckling position under the upward force of the elastic member.
The working principle of the height adjusting pipe assembly is described below with reference to fig. 5, a user slides down the button, the button drives the sliding piece to slide down, at this time, the locking pin loses the upward acting force of the spring, the upper pipe is moved upwards or downwards, the locking pin moves towards the installation space along the radial direction of the first pipe under the action of the inclined side wall of the buckling position on the upper pipe, and when the locking pin is completely separated from the buckling position, the upper pipe can move continuously; after the position of the upper pipe is adjusted, the button is released, the sliding piece moves upwards under the action force of the spring, and after the driving inclined surface of the sliding piece is abutted with the circumferential surface of the locking pin, the driving inclined surface pushes the locking pin to move towards the buckling position along the radial direction of the first pipe fitting until the locking pin is locked into the buckling position, and then the second pipe fitting is locked, so that the height adjustment is completed.
The height adjusting assembly has the following advantages:
1. the operation is convenient and simple, and when in operation, a user only needs to hold the second pipe fitting by one hand and operate the button by the other hand to lift, namely, the lifting is manually adjusted, so that the problem that the knob type structure is difficult to screw out due to too tight screwing of the knob can be effectively solved, and the lifting operation efficiency of the user can be improved to a certain extent;
2. the buckling position is directly arranged on the second pipe fitting, the hidden trouble that the integral appearance of the fan is influenced by the dent on the surface of the second pipe fitting when the knob is screwed too tightly due to the fact that the second pipe fitting is too thin due to design and production errors does not exist in the knob type structure, and the situation that the second pipe fitting slips down easily due to the fact that the knob is not screwed tightly can be avoided;
3. a limiting sleeve is arranged at the lower end of the second pipe fitting, and when the second pipe fitting rises to the highest position, the limiting sleeve is blocked by the limiting seat to limit the second pipe fitting;
4. limiting structure all installs on first pipe fitting, avoids knob structure ubiquitous user to lose the condition easily in the in-process of using, has also avoided the knob that leads to because of the transportation jolts not hard up and easy problem that drops, and then avoids leading to consumer's complaint because of the knob is lost.
As an alternative embodiment, the first pipe is an upper pipe and the second pipe is a lower pipe.
As an alternative embodiment, the outer wall of the second pipe fitting is provided with an inward concave groove, and the groove forms a buckling position.
As an alternative embodiment, the locking pin is located below the elastic member, and when the button is pushed upwards to unlock the second pipe fitting, the sliding member pushes the locking pin to slide into the buckling position under the downward acting force of the elastic member when the button is released.
The invention also provides an electric fan, which comprises a height adjusting pipe assembly, wherein the height adjusting pipe assembly is the height adjusting pipe assembly.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. A height adjustment tube assembly comprising: the first pipe fitting, the second pipe fitting (20) which is coaxially sleeved in the first pipe fitting and can slide up and down relative to the first pipe fitting, and a limiting structure for controlling the lifting height of the second pipe fitting (20) relative to the first pipe fitting,
the utility model is characterized in that, limit structure includes:
a plurality of buckling positions (21) which are arranged at intervals are axially arranged on the outer wall of the second pipe fitting (20);
a locking member (40) disposed on the first pipe member, wherein a biasing force for locking the locking member (40) toward the buckling position (21) is applied to the locking member (40), the locking member (40) is locked into the buckling position (21), and a force opposite to the biasing force is applied to the locking member (40) to be suitable for unlocking the locking member (40) from the buckling position (21);
the limiting structure further comprises a sliding piece (30), the sliding piece (30) is slidably arranged on the first pipe fitting, and the acting force is transmitted to the locking piece (40) through the sliding piece (30);
the sliding piece (30) slides along the axial direction of the first pipe fitting, and the end part of the sliding piece (30) contacted with the locking piece (40) is provided with a driving inclined surface (31) for converting the axial sliding of the sliding piece (30) along the first pipe fitting into the radial movement of the locking piece (40) along the first pipe fitting;
the first pipe fitting comprises a first pipe body (11) and a limiting seat (12) arranged in the first pipe body (11), an installation space is formed between the limiting seat (12) and the first pipe body (11), a part of the sliding piece (30) is installed in the installation space, a through hole corresponding to the buckling position (21) is formed in the limiting seat (12), the locking piece (40) can move in the through hole along with the movement of the sliding piece (30), and the sliding piece (30) is in butt joint with the locking piece (40).
2. The height adjustment tube assembly of claim 1, wherein the biasing force is applied to the locking member (40) by the slider (30).
3. The height adjustment tube assembly of claim 2, wherein the limit structure further comprises an elastic member (50), the elastic member (50) being disposed between the first tube member and the slider (30), a biasing force of the elastic member (50) being exerted on the locking member (40) by the slider (30), the biasing force being a component force of the elastic member (50) exerted on the locking member (40) in a radial direction.
4. A height adjustment tube assembly according to any one of claims 1-3, wherein the limit structure further comprises a button (70), the slider (30) being arranged on the inside of the first tube member and having an operating end protruding out of the first tube member, the button (70) being arranged on the outside of the first tube member, the button (70) being fixedly connected to the operating end.
5. A height-adjusting tube assembly according to any one of claims 1 to 3, wherein the outer surface of the lower end of the limit seat (12) is provided with a snap-fit position (121), and the inner wall of the first tube body (11) is provided with a snap-fit portion (111) which mates with the snap-fit position (121).
6. A height-adjustment tube assembly according to any one of claims 1 to 3, wherein the upper end of the limit seat (12) has an outwardly projecting collar (122), the collar (122) cooperating with the upper end of the first tube body (11).
7. A height adjustment tube assembly according to any one of claims 1-3, wherein the locking member (40) is a cylindrical locking pin, the drive ramp (31) being in abutting engagement with a circumferential surface of the locking pin.
8. A height adjustment tube assembly according to any one of claims 1-3, wherein a radially extending restriction is provided at the lower end of the second tube member (20), which restriction abuts a stop provided on the first tube member when the second tube member (20) is raised to the highest position, to prevent the second tube member (20) from being pulled out of the first tube member.
9. The height adjustment tube assembly of claim 8, wherein the restraining member is a restraining sleeve (60) that fits over the second tube member.
10. An electric fan comprising a height adjustment tube assembly, wherein the height adjustment tube assembly is as claimed in any one of claims 1 to 9.
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 CN108167216A (en) | 2018-06-15 |
| CN108167216B true 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 |
|---|---|
| CN108167216A (en) | 2018-06-15 |
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