CN107288909B - A kind of fan with overturning-preventing function - Google Patents
A kind of fan with overturning-preventing function Download PDFInfo
- Publication number
- CN107288909B CN107288909B CN201710677438.7A CN201710677438A CN107288909B CN 107288909 B CN107288909 B CN 107288909B CN 201710677438 A CN201710677438 A CN 201710677438A CN 107288909 B CN107288909 B CN 107288909B
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- China
- Prior art keywords
- fixedly connected
- fan
- block
- mounting plate
- overturning
- Prior art date
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- Expired - Fee Related
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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
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of fan with overturning-preventing function, including fan body, the lateral surface of the fan body is fixedly connected there are two symmetrical mounting plate, and the one side of each mounting plate is placed with fixed plate.The fan with overturning-preventing function, utilize the elastic force of brute spring, locking level can effectively be pushed, it ensure that locking level to the fastening of lock slots, it ensure that the relative smoothness of fan body, stability is good, fixed plate and mounting plate can flexibly be dismounted, utilize the elastic force of buffer spring, the external force that can be subject to buffer stopper and support column is reasonably buffered, effectively avoid the significantly shaking of support column, avoid toppling over and damaging for fan, overturning-preventing performance is good, has certain non-skid property, avoid the sliding of fixed block and support column, stability is good, the normal use of people is effectively guaranteed, avoid the significantly shaking of fan body, it is more convenient to use.
Description
Technical field
The present invention relates to fan technology field, specially a kind of fan with overturning-preventing function.
Background technique
Electric fan is mainly made of components such as fan head, fan blade, mesh enclosure and control devices, and fan head includes motor, front and rear cover
With wind pushing mechanism of shaking the head etc., the main component of electric fan is ac motor, its working principle is that hot-wire coil in magnetic field by
Power and rotate, electric energy is converted into mechanical energy, simultaneously because coil resistance, therefore inevitably some electric energy will be converted into
Thermal energy.
In use, especially small-sized fans easily occur toppling over existing fan under the action of wind-force
Phenomenon, or even will cause the damage of fan, overturning-preventing performance is poor, has seriously affected the normal use of people.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of fan with overturning-preventing function, existing wind is solved
Fan the poor problem of overturning-preventing performance.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of fan with overturning-preventing function, including wind
Ontology is fanned, the lateral surface of the fan body is fixedly connected there are two symmetrical mounting plate, the side of each mounting plate
Face is placed with fixed plate, and the top of each mounting plate offers slideway, and the inside of each mounting plate opens up
There is cavity, and cavity is connected with slideway.
The fixed plate offers lock slots close to the one side of mounting plate, and the cavity is on the inner sidewall of fixed plate
Through-hole is offered, the cavity is opened on the inner sidewall of the cavity far from brute spring is fixedly connected on the inner sidewall of through-hole
If there are two symmetrical clamping grooves, the inside of the cavity is placed with crushing block, the other end of the brute spring and extruding
Block is fixedly connected far from the one side of through-hole.
The lateral surface of the crushing block is fixedly connected with clamping block compatible with clamping groove, and clamping block is connected to clamping
In slot, the crushing block is fixedly connected with cylindrical locking level close to the one side of through-hole, and the locking level is far from extruding
One end of block is interlocked through through-hole and with lock slots.
Cylindrical control-rod, the one end of the control-rod far from crushing block are fixedly connected at the top of the crushing block
Through slideway and the top of mounting plate is extended to, and the top of control-rod is fixedly connected with limited block in the form of annular discs.
Each one side of the fixed plate far from fan body is fixedly connected with the one side of support column, described in two
Support plate is fixedly connected between support column, the bottom of each support column is fixedly connected to buffer stopper.
The bottom of the buffer stopper is placed with fixed block, offers at the top of the fixed block compatible with buffer stopper slow
Chamber is rushed, and the bottom end of buffer stopper is placed in cushion chamber, is opened up on the inner sidewall of the cushion chamber there are two symmetrical sliding slot,
Buffer spring, and the fixed company in the top of buffer spring and the bottom of buffer stopper are fixedly connected in the inner bottom wall of the cushion chamber
It connects, the lateral surface of the buffer stopper bottom end is fixedly connected with sliding block compatible with sliding slot, and sliding block is connected in sliding slot.
Preferably, the size of the fixed plate is greater than the size of mounting plate, and the one of the one side of fixed plate and mounting plate
Side is in contact.
Preferably, the lock slots, through-hole and locking level are respectively positioned on same vertical line, and the aperture value of the through-hole is greater than
The diameter value in locking level section.
Preferably, the diameter value in the control-rod section is less than the width value of slideway, and the diameter value of the limited block is greater than
The width value of slideway.
Preferably, the bottom of the fan body is fixedly connected with strut, and the bottom of the strut is fixedly connected with fixation
Seat, the bottom of the fixing seat and the upper surface of support plate are in contact.
Preferably, the bottom of the fixed block is fixedly connected with antiskid plate.
A kind of method of fan overturning-preventing function, it is characterised in that: (s1) by being provided with mounting plate and fixed plate, in sky
It, can be to locking using the elastic force of brute spring under the action of chamber, crushing block, brute spring, clamping groove, clamping block and through-hole
Bar is effectively pushed, and ensure that locking level to the fastening of lock slots；(s2) by being provided with slideway and control-rod, pass through by
Control-rod is slided in slideway, and sliding just can be synchronized to crushing block；(s3) by being provided with fixed block and buffer stopper,
Under the action of cushion chamber, buffer spring, sliding slot and sliding block, using the elastic force of buffer spring, buffer stopper is able to carry out simply
Vertical type movement, the external force so as to be subject to buffer stopper and support column are reasonably buffered, and support is effectively avoided
The significantly shaking of column；(s4) by being provided with antiskid plate, have certain non-skid property, avoid fixed block and support column
Sliding, stability are good；(s5) by being provided with support plate, the relative smoothness of two support columns is effectively guaranteed.
(3) beneficial effect
The present invention provides a kind of fan with overturning-preventing function, have it is following the utility model has the advantages that
(1) fan with overturning-preventing function, by being provided with mounting plate and fixed plate, cavity, crushing block,
Under the action of brute spring, clamping groove, clamping block and through-hole, using the elastic force of brute spring, locking level can be carried out effective
Promotion, ensure that locking level to the fastening of lock slots, can carry out fast assembling-disassembling to fan body, ensure that fan body
Relative smoothness, stability are good.
(2) fan with overturning-preventing function, by being provided with slideway and control-rod, by by control-rod in cunning
It is slided in road, sliding just can be synchronized to crushing block, locking level can effectively be controlled, so as to solid
Fixed board and mounting plate are flexibly dismounted, more convenient to use.
(3) fan with overturning-preventing function, by being provided with fixed block and buffer stopper, in cushion chamber, buffering elastic
Under the action of spring, sliding slot and sliding block, using the elastic force of buffer spring, buffer stopper is able to carry out simple vertical type movement, thus
The external force that can be subject to buffer stopper and support column is reasonably buffered, and the significantly shaking of support column is effectively avoided,
So as to avoid toppling over for fan, the damage of fan is effectively avoided, overturning-preventing performance is good.
(4) fan with overturning-preventing function has certain non-skid property, avoids by being provided with antiskid plate
The sliding of fixed block and support column, stability is good, the normal use of people is effectively guaranteed.
(5) two support columns are effectively guaranteed by being provided with support plate in the fan with overturning-preventing function
Relative smoothness, and fan body and fixing seat can effectively be supported, the significantly shaking of fan body is avoided,
It is more convenient to use.
Detailed description of the invention
Fig. 1 is fan body front view of the present invention；
Fig. 2 is mounting plate top plan of the present invention；
Fig. 3 is the sectional view of mounting plate top plan of the present invention；
Fig. 4 is the sectional view of fixed block front view of the present invention.
In figure: 1 antiskid plate, 2 fixed blocks, 3 buffer stoppers, 4 support columns, 5 fixing seats, 6 fixed plates, 7 mounting plates, 8 control-rods,
9 fan bodies, 10 limited blocks, 11 struts, 12 support plates, 13 slideways, 14 crushing blocks, 15 brute springs, 16 cavitys, 17 clampings
Slot, 18 clamping blocks, 19 through-holes, 20 locking levels, 21 lock slots, 22 cushion chambers, 23 buffer springs, 24 sliding slots, 25 sliding blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of fan with overturning-preventing function, including fan
Ontology 9, the lateral surface of fan body 9 are fixedly connected there are two symmetrical mounting plate 7, and the one side of each mounting plate 7 is put
It is equipped with fixed plate 6, the size of fixed plate 6 is greater than the size of mounting plate 7, and the one side of the one side of fixed plate 6 and mounting plate 7
It is in contact, the top of each mounting plate 7 offers slideway 13, and the inside of each mounting plate 7 offers cavity 16, and cavity
16 are connected with slideway 13, ensure that the flexible movement of control-rod 8.
Fixed plate 6 offers lock slots 21 close to the one side of mounting plate 7, and cavity 16 is on the inner sidewall of fixed plate 6
Offer through-hole 19, cavity 16 is fixedly connected with brute spring 15 on the inner sidewall far from through-hole 19, on the inner sidewall of cavity 16
It opens up there are two symmetrical clamping groove 17, the inside of cavity 16 is placed with crushing block 15, the other end of brute spring 15 and squeezes
Briquetting 15 is fixedly connected far from the one side of through-hole 19.
The lateral surface of crushing block 15 is fixedly connected with clamping block 18 compatible with clamping groove 17, and clamping block 18 is connected to
In clamping groove 17, crushing block 15 is fixedly connected with cylindrical locking level 20 close to the one side of through-hole 19, and locking level 20 is remote
One end from crushing block 15 is interlocked through through-hole 19 and with lock slots 21, can be to locking using the elastic force of brute spring 15
Bar 20 is effectively pushed, and ensure that locking level 20 to the fastening of lock slots 21, can quickly tear fan body 9 open
Dress, ensure that the relative smoothness of fan body 9, stability is good, and lock slots 21, through-hole 19 and locking level 20 are respectively positioned on same
On vertical line, the aperture value of through-hole 19 is greater than the diameter value in 20 section of locking level, ensure that spirit of the locking level 20 in through-hole 19
Movement living.
The top of crushing block 15 is fixedly connected with cylindrical control-rod 8, the one end of control-rod 8 far from crushing block 15
Through slideway 13 and the top of mounting plate 7 is extended to, and the top of control-rod 8 is fixedly connected with limited block 10 in the form of annular discs,
The diameter value in 8 section of control-rod is less than the width value of slideway 13, and the diameter value of limited block 10 is greater than the width value of slideway 13, passes through
Control-rod 8 is slided in slideway 13, just can synchronize sliding to crushing block 15, locking level 20 can be carried out effectively
Control, it is more convenient to use so as to flexibly be dismounted to fixed plate 6 and mounting plate 7.
Each one side of the fixed plate 6 far from fan body 9 is fixedly connected with the one side of support column 4, two supports
Support plate 12 is fixedly connected between column 4, the bottom of fan body 9 is fixedly connected with strut 11, and the bottom of strut 11 is fixed to be connected
It is connected to fixing seat 5, the bottom of fixing seat 5 and the upper surface of support plate 12 are in contact, and two support columns 12 are effectively guaranteed
Relative smoothness, and fan body 9 and fixing seat 5 can effectively be supported, avoid the significantly rolling of fan body 9
Dynamic, more convenient to use, the bottom of each support column 4 is fixedly connected to buffer stopper 3.
The bottom of buffer stopper 3 is placed with fixed block 2, and the bottom of fixed block 2 is fixedly connected with antiskid plate 1, fixed block 2
Top offer cushion chamber 22 compatible with buffer stopper 3, and the bottom end of buffer stopper 3 is placed in cushion chamber 22, cushion chamber
It is opened up on 22 inner sidewall there are two symmetrical sliding slot 24, is fixedly connected with buffer spring 23 in the inner bottom wall of cushion chamber 22,
And the top of buffer spring 23 is fixedly connected with the bottom of buffer stopper 3, the lateral surface of 3 bottom end of buffer stopper is fixedly connected with and slides
The compatible sliding block 25 of slot 24, and sliding block 25 is connected in sliding slot 24, using the elastic force of buffer spring 23, buffer stopper 3 can be into
The simple vertical type movement of row, the external force so as to be subject to buffer stopper 3 and support column 4 are reasonably buffered, effectively
The significantly shaking of support column 4 is avoided, so as to avoid toppling over for fan, effectively avoids the damage of fan, overturning-preventing
Performance is good.
A kind of method of fan overturning-preventing function, it is characterised in that: (s1) by being provided with mounting plate and fixed plate, in sky
It, can be to locking using the elastic force of brute spring under the action of chamber, crushing block, brute spring, clamping groove, clamping block and through-hole
Bar is effectively pushed, and ensure that locking level to the fastening of lock slots；(s2) by being provided with slideway and control-rod, pass through by
Control-rod is slided in slideway, and sliding just can be synchronized to crushing block；(s3) by being provided with fixed block and buffer stopper,
Under the action of cushion chamber, buffer spring, sliding slot and sliding block, using the elastic force of buffer spring, buffer stopper is able to carry out simply
Vertical type movement, the external force so as to be subject to buffer stopper and support column are reasonably buffered, and support is effectively avoided
The significantly shaking of column；(s4) by being provided with antiskid plate, have certain non-skid property, avoid fixed block and support column
Sliding, stability are good；(s5) by being provided with support plate, the relative smoothness of two support columns is effectively guaranteed.
In use, fixing seat 5 is placed in support plate 12, two mounting plates 7 are carried out with two fixed plates 6 respectively
Fitting operates two control-rods 8 with hand, under the action of brute spring 15, clamping groove 17, clamping block 18 and through-hole 19, utilizes
Locking level 20 is fastened in lock slots 21 by the elastic force of brute spring 15, at this point, fixed plate 6 and mounting plate 7 keep relatively steady
Property, fan body 9 can reasonably be fixed, effectively avoid toppling over for fan body 9, utilize buffer spring 23
Elastic force, buffer stopper 3 are able to carry out simple vertical type movement, and the external force so as to be subject to buffer stopper 3 and support column 4 carries out
Reasonable buffering, the significantly shaking for effectively avoiding support column 4 effectively avoid so as to avoid toppling over for fan
The damage of fan, overturning-preventing performance are good.
In conclusion this has the fan of overturning-preventing function, by being provided with mounting plate 7 and fixed plate 6, cavity 16,
Under the action of crushing block 15, brute spring 15, clamping groove 17, clamping block 18 and through-hole 19, the elastic force of brute spring 15, energy are utilized
It is enough that locking level 20 is effectively pushed, it ensure that locking level 20 to the fastening of lock slots 21, can carry out fan body 9
Fast assembling-disassembling ensure that the relative smoothness of fan body 9, and stability is good, by being provided with slideway 13 and control-rod 8, lead to
It crosses and slides control-rod 8 in slideway 13, just can synchronize sliding to crushing block 15, can have to locking level 20
The control of effect, it is more convenient to use so as to flexibly be dismounted to fixed plate 6 and mounting plate 7, it is solid by being provided with
Determine block 2 and buffer stopper 3, under the action of cushion chamber 22, buffer spring 23, sliding slot 24 and sliding block 25, utilizes buffer spring 23
Elastic force, buffer stopper 3 are able to carry out simple vertical type movement, and the external force so as to be subject to buffer stopper 3 and support column 4 carries out
Reasonable buffering, the significantly shaking for effectively avoiding support column 4 effectively avoid so as to avoid toppling over for fan
The damage of fan, overturning-preventing performance is good, by being provided with antiskid plate 1, has certain non-skid property, avoids fixed block 2
With the sliding of support column 4, stability is good, and the normal use of people is effectively guaranteed, and by being provided with support plate 12, has
The relative smoothness that ensure that two support columns 12 of effect, and fan body 9 and fixing seat 5 can effectively be supported,
The significantly shaking of fan body 9 is avoided, it is more convenient to use.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of fan with overturning-preventing function, including fan body (9), it is characterised in that: outside the fan body (9)
Side is fixedly connected there are two symmetrical mounting plate (7), and the one side of each mounting plate (7) is placed with fixed plate
(6), the top of each mounting plate (7) offers slideway (13), and the inside of each mounting plate (7) opens up free
Chamber (16), and cavity (16) is connected with slideway (13)；One side of the fixed plate (6) close to mounting plate (7) offers lock
Determine slot (21), the cavity (16) offers through-hole (19) on the inner sidewall of fixed plate (6), and the cavity (16) is far from logical
It is fixedly connected with brute spring (15), opens up on the inner sidewall of the cavity (16) there are two symmetrical on the inner sidewall in hole (19)
Clamping groove (17), the inside of the cavity (16) is placed with crushing block (14), the other end of the brute spring (15) and squeezes
Briquetting (14) is fixedly connected far from the one side of through-hole (19)；The lateral surface of the crushing block (14) is fixedly connected with and clamping groove
(17) compatible clamping block (18), and clamping block (18) is connected in clamping groove (17), the crushing block (14) is close to through-hole
(19) one side is fixedly connected with cylindrical locking level (20), the one end of the locking level (20) far from crushing block (14)
It is interlocked through through-hole (19) and with lock slots (21)；Cylindrical control is fixedly connected at the top of the crushing block (14)
Bar (8), the control-rod (8) run through slideway (13) far from the one end of crushing block (14) and extend to the top of mounting plate (7), and
The top of control-rod (8) is fixedly connected with limited block in the form of annular discs (10)；Each fixed plate (6) is far from fan body
(9) one side is fixedly connected with the one side of support column (4), is fixedly connected with support between two support columns (4)
The bottom of plate (12), each support column (4) is fixedly connected to buffer stopper (3)；The bottom of the buffer stopper (3) is placed with
Fixed block (2) offers at the top of the fixed block (2) and buffer stopper (3) compatible cushion chamber (22), and buffer stopper (3)
Bottom end be placed in cushion chamber (22), opened up on the inner sidewall of the cushion chamber (22) there are two symmetrical sliding slot (24),
It is fixedly connected with buffer spring (23) in the inner bottom wall of the cushion chamber (22), and the top of buffer spring (23) and buffer stopper
(3) bottom is fixedly connected, and the lateral surface of buffer stopper (3) bottom end is fixedly connected with and sliding slot (24) compatible sliding block
(25), and sliding block (25) is connected in sliding slot (24);The bottom of the fixed block (2) is fixedly connected with antiskid plate (1).
2. a kind of fan with overturning-preventing function according to claim 1, it is characterised in that: the fixed plate (6)
Size is greater than the size of mounting plate (7), and the one side of the one side of fixed plate (6) and mounting plate (7) is in contact.
3. a kind of fan with overturning-preventing function according to claim 1, it is characterised in that: the lock slots (21),
Through-hole (19) and locking level (20) are respectively positioned on same vertical line, and the aperture value of the through-hole (19) is greater than locking level (20) section
Diameter value.
4. a kind of fan with overturning-preventing function according to claim 1, it is characterised in that: the control-rod (8) is cut
The diameter value in face is less than the width value of slideway (13), and the diameter value of the limited block (10) is greater than the width value of slideway (13).
5. a kind of fan with overturning-preventing function according to claim 1, it is characterised in that: the fan body (9)
Bottom be fixedly connected with strut (11), the bottom of the strut (11) is fixedly connected with fixing seat (5), the fixing seat (5)
Bottom and the upper surface of support plate (12) be in contact.
6. a kind of method of fan overturning-preventing function, it is characterised in that: (s1) by being provided with mounting plate and fixed plate, in sky
It, can be to locking using the elastic force of brute spring under the action of chamber, crushing block, brute spring, clamping groove, clamping block and through-hole
Bar is effectively pushed, and ensure that locking level to the fastening of lock slots；(s2) by being provided with slideway and control-rod, pass through by
Control-rod is slided in slideway, and sliding just can be synchronized to crushing block；(s3) by being provided with fixed block and buffer stopper,
Under the action of cushion chamber, buffer spring, sliding slot and sliding block, using the elastic force of buffer spring, buffer stopper is able to carry out simply
Vertical type movement, the external force so as to be subject to buffer stopper and support column are reasonably buffered, and support is effectively avoided
The significantly shaking of column；(s4) by being provided with antiskid plate, have certain non-skid property, avoid fixed block and support column
Sliding, stability are good；(s5) by being provided with support plate, the relative smoothness of two support columns is effectively guaranteed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710677438.7A CN107288909B (en) | 2017-08-09 | 2017-08-09 | A kind of fan with overturning-preventing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710677438.7A CN107288909B (en) | 2017-08-09 | 2017-08-09 | A kind of fan with overturning-preventing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107288909A CN107288909A (en) | 2017-10-24 |
| CN107288909B true CN107288909B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710677438.7A Expired - Fee Related CN107288909B (en) | 2017-08-09 | 2017-08-09 | A kind of fan with overturning-preventing function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107875723A (en) * | 2017-12-29 | 2018-04-06 | 无锡市内河装卸机械有限公司 | A kind of disk vacuum filter of noise reduction |
| CN108895020A (en) * | 2018-07-04 | 2018-11-27 | 合肥欧语自动化有限公司 | A kind of fan supporter convenient for tilting lifting |
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| CN107288909A (en) | 2017-10-24 |
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