CN210686359U - Efficient energy-saving low-noise fan - Google Patents
Efficient energy-saving low-noise fan Download PDFInfo
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- CN210686359U CN210686359U CN201921300369.9U CN201921300369U CN210686359U CN 210686359 U CN210686359 U CN 210686359U CN 201921300369 U CN201921300369 U CN 201921300369U CN 210686359 U CN210686359 U CN 210686359U
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Abstract
The utility model relates to a fan, concretely relates to high-efficient energy-saving low-noise fan, the on-line screen storage device comprises a base, the bottom is fixed with first motor in the base, first motor drive shaft is fixed with the threaded rod, threaded connection has first slider on the threaded rod, the base inner wall relatively fixed has the slide rail, sliding connection has the second slider on the slide rail, the second slider is fixed with first slider, be fixed with the mounting panel that runs through the base top on the second slider, be fixed with the second motor between the mounting panel, second motor drive shaft is fixed with the pivot, the pivot tip is fixed with the casing, the casing front end joint has the ventilative board, the casing inner wall is fixed with the reference column, ventilative board back is fixed with the position sleeve with the reference column joint, the casing front end is located ventilative board both sides relatively fixed with the box body, the first spout has been seted up; the utility model provides a technical scheme can effectively overcome the defect that height and angle modulation, during operation noise are too big, the little energy consumption of air output is big not being convenient for carry on that prior art exists.
Description
Technical Field
The utility model relates to a fan, concretely relates to high-efficient energy-conserving low noise fan.
Background
The working principle of the cooling fan is realized according to energy conversion, namely: electric → electromagnetic → mechanical → kinetic energy, the circuit principle is generally divided into various types, and the performance of the fan will be different according to the different circuits. Besides the heat dissipation effect, the working noise of the fan is also a problem which people pay attention to generally, and the fan noise is the noise generated when the fan works and is influenced by various factors.
In addition, the existing cooling fan is inconvenient to adjust the height and the angle, the air output is small, and the energy consumption is large under the same air output.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the above-mentioned shortcoming that prior art exists, the utility model provides a high-efficient energy-conserving low noise fan can effectively overcome the defect that height and angle modulation, during operation noise are too big, the little energy consumption of air output is big not being convenient for carry on that prior art exists.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a high-efficiency energy-saving low-noise fan comprises a base, wherein a first motor is fixed at the bottom in the base, a driving shaft of the first motor is fixed with a threaded rod, a first sliding block is in threaded connection with the threaded rod, a sliding rail is relatively fixed on the inner wall of the base, a second sliding block is connected onto the sliding rail in a sliding manner, the second sliding block is fixed with the first sliding block, a mounting plate penetrating through the top of the base is fixed on the second sliding block, a second motor is fixed between the mounting plates, a driving shaft of the second motor is fixed with a rotating shaft, and a shell is fixed at the end part of the rotating shaft;
the front end of the shell is clamped with a ventilation plate, a positioning column is fixed on the inner wall of the shell, a positioning sleeve clamped with the positioning column is fixed on the back of the ventilation plate, a box body is oppositely fixed on the front end of the shell, which is positioned on two sides of the ventilation plate, a first sliding groove is formed in the box body, a third sliding block is connected in the first sliding groove in a sliding manner, the third sliding block is connected with the inner wall of the first sliding groove through a spring, and a positioning pin penetrates through and is fixed on the third sliding block;
an installation barrel is fixed on the inner wall of the shell, a fourth sliding block is arranged in the installation barrel, a spring is connected between the fourth sliding block and the inner wall of the shell, the fourth sliding block is fixed with one end of a connecting rod penetrating through the end part of the installation barrel, the other end of the connecting rod is fixed with an annular sleeve plate, the inner wall of the annular sleeve plate is connected with an arc-shaped fixed plate through the spring, a fixing bolt is connected with the annular sleeve plate in a threaded manner, a fan motor is fixed between the arc-shaped fixed plates, and a driving shaft of the fan motor is fixed with fan blades;
the fan blade comprises a hub, an inner isolation cover and an outer isolation cover, wherein inner fan blades are uniformly fixed between the hub and the inner isolation cover along the circumferential direction, outer fan blades are uniformly fixed between the inner isolation cover and the outer isolation cover along the circumferential direction, and the outer end of the outer fan blade is provided with a side wing which is curled upwards.
Preferably, the slide rail is arranged symmetrically left and right with respect to the first slide block, and the second slide block is provided with a second slide groove matched with the slide rail.
Preferably, when the first sliding block moves to the bottommost part along the threaded rod, the second motor is still positioned above the base.
Preferably, the box body is arranged in bilateral symmetry with respect to the ventilating plate, and when the spring between the third sliding block and the inner wall of the first sliding groove is free from external force, the end part of the positioning pin shields the edge of the ventilating plate.
Preferably, the installation cylinders are uniformly distributed along the circumferential direction of the inner wall of the shell.
Preferably, the fan motor drive shaft is fixed to a hub of the fan blade.
Preferably, the first motor and the second motor both adopt band-type brake servo motors.
Preferably, the shell is provided with an air inlet hole.
(III) advantageous effects
Compared with the prior art, the utility model provides a high-efficient energy-conserving low noise fan has following beneficial effect:
(1) the first motor is used for driving the first sliding block to drive the mounting plate to translate along the vertical direction, and the second motor is used for driving the rotating shaft to drive the shell to rotate along the horizontal direction, so that the height and the angle can be adjusted;
(2) the fan motors with different specifications and sizes can be fixed between the arc-shaped fixing plates by using the fixing bolts, and the damping effect can be achieved by using the springs between the fourth sliding blocks and the inner wall of the shell, so that the vibration noise generated by the fan motors is reduced;
(3) when the fan blade rotates, the fast wind that can form and produce by outer fan blade and the slow wind that interior fan blade produced, the fast wind-force in outer wind district is strong, can enlarge the air flow area rapidly, and the wind-force in interior wind district is soft relatively, can supply the swirl air gap that fast wind produced, not only can effectively improve the air output, can also eliminate the wind noise of disturbing because of one wind formation gas swirl produces, the wing can converge the flow direction of whole wind, concentrate the air current direction, further improve the air output.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front end structure of the housing of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the inner structure of the annular sleeve plate shown in FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the fan blade of FIG. 1 according to the present invention;
in the figure:
1. a base; 2. a first motor; 3. a first slider; 4. a slide rail; 5. a second slider; 6. mounting a plate; 7. a second motor; 8. a housing; 9. a ventilation plate; 10. a positioning column; 11. a positioning sleeve; 12. a box body; 13. a first chute; 14. a spring; 15. a third slider; 16. positioning pins; 17. mounting the cylinder; 18. a fourth slider; 19. a connecting rod; 20. an annular race plate; 21. an arc-shaped fixing plate; 22. fixing the bolt; 23. a fan blade; 24. a hub; 25. an inner fan blade; 26. an inner cage; 27. an outer cage; 28. an outer fan blade; 29. and (4) side wings.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A high-efficiency energy-saving low-noise fan is shown in figures 1 to 4 and comprises a base 1, wherein a first motor 2 is fixed at the bottom in the base 1, a driving shaft of the first motor 2 is fixed with a threaded rod, a first sliding block 3 is in threaded connection with the threaded rod, a sliding rail 4 is relatively fixed on the inner wall of the base 1, a second sliding block 5 is in sliding connection with the sliding rail 4, the second sliding block 5 is fixed with the first sliding block 3, a mounting plate 6 penetrating through the top of the base 1 is fixed on the second sliding block 5, a second motor 7 is fixed between the mounting plates 6, a driving shaft of the second motor 7 is fixed with a rotating shaft, and a shell 8 is fixed at the end part of;
the front end of the shell 8 is clamped with a ventilation plate 9, the inner wall of the shell 8 is fixed with a positioning column 10, the back of the ventilation plate 9 is fixed with a positioning sleeve 11 clamped with the positioning column 10, the front end of the shell 8 is positioned at two sides of the ventilation plate 9 and is relatively fixed with a box body 12, a first chute 13 is arranged in the box body 12, a third slide block 15 is connected in the first chute 13 in a sliding manner, the third slide block 15 is connected with the inner wall of the first chute 13 through a spring 14, and a positioning pin 16 penetrates through and is fixed on the third slide block 15;
a mounting cylinder 17 is fixed on the inner wall of the shell 8, a fourth sliding block 18 is arranged in the mounting cylinder 17, a spring 14 is connected between the fourth sliding block 18 and the inner wall of the shell 8, the fourth sliding block 18 is fixed with one end of a connecting rod 19 penetrating through the end part of the mounting cylinder 17, the other end of the connecting rod 19 is fixed with an annular sleeve plate 20, the inner wall of the annular sleeve plate 20 is connected with an arc-shaped fixing plate 21 through the spring 14, a fixing bolt 22 is connected on the annular sleeve plate 20 in a threaded manner, a fan motor is fixed between the arc-shaped fixing plates 21, and a driving shaft of the fan;
the fan blade 23 comprises a hub 24, an inner isolation cover 26 and an outer isolation cover 27, inner blades 25 are uniformly fixed between the hub 24 and the inner isolation cover 26 along the circumferential direction, outer blades 28 are uniformly fixed between the inner isolation cover 26 and the outer isolation cover 27 along the circumferential direction, and the outer end of each outer blade 28 is provided with an upward curled edge 29.
The slide rail 4 is arranged symmetrically left and right relative to the first slide block 3, and the second slide block 5 is provided with a second slide groove matched with the slide rail 4.
When the first sliding block 3 moves to the bottommost part along the threaded rod, the second motor 7 is still positioned above the base 1.
The box body 12 is arranged symmetrically left and right relative to the ventilation plate 9, and when the spring 14 between the third sliding block 15 and the inner wall of the first sliding chute 13 is free from external force, the end part of the positioning pin 16 shields the edge of the ventilation plate 9.
The mounting cylinders 17 are uniformly distributed along the circumferential direction of the inner wall of the housing 8.
The fan motor drive shaft is fixed to the hub 24 of the fan blade 23.
The first motor 2 and the second motor 7 both adopt band-type brake servo motors.
An air inlet hole is arranged on the shell 8.
The first sliding block 3 driven by the first motor 2 can drive the mounting plate 6 to translate along the vertical direction, and the rotating shaft driven by the second motor 7 can drive the shell 8 to rotate along the horizontal direction, so that the height and the angle can be adjusted.
The fan motors with different specifications and sizes can be fixed between the arc-shaped fixing plates 21 by using the fixing bolts 22, and the damping effect can be achieved by using the springs 14 between the fourth sliding blocks 18 and the inner wall of the shell 8, so that the vibration noise generated by the fan motors is reduced.
When the fan blade 23 rotates, the fast wind generated by the outer fan blade 28 and the slow wind generated by the inner fan blade 25 can be formed, the fast wind in the outer wind area is strong, the air flow area can be rapidly enlarged, the wind in the inner wind area is relatively soft, the vortex air gap generated by the fast wind can be supplemented, the air output can be effectively increased, and the wind disturbance noise generated by one wind forming air vortex can be eliminated. The side wings 29 can converge the flow direction of the air, guide and concentrate the airflow, and further improve the air output.
When needing to maintain, outwards pulling locating pin 16, can dismantling ventilative board 9, maintain the casing 8 inside. After maintenance, the positioning sleeve 11 is aligned to the positioning column 10, and after the ventilating plate 9 is installed, the positioning pin 16 is loosened, so that the ventilating plate 9 can be fixed by the positioning pin 16.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a low noise fan of high-efficient energy-conserving, includes base (1), its characterized in that: a first motor (2) is fixed to the bottom of the base (1), a driving shaft of the first motor (2) is fixed to a threaded rod, a first sliding block (3) is connected to the threaded rod in a threaded mode, a sliding rail (4) is fixed to the inner wall of the base (1) relatively, a second sliding block (5) is connected to the sliding rail (4) in a sliding mode, the second sliding block (5) is fixed to the first sliding block (3), a mounting plate (6) penetrating through the top of the base (1) is fixed to the second sliding block (5), a second motor (7) is fixed between the mounting plates (6), the driving shaft of the second motor (7) is fixed to a rotating shaft, and a shell (8) is fixed to the end portion of the rotating shaft;
the front end of the shell (8) is connected with a ventilation plate (9) in a clamping mode, a positioning column (10) is fixed on the inner wall of the shell (8), a positioning sleeve (11) connected with the positioning column (10) in a clamping mode is fixed on the back of the ventilation plate (9), box bodies (12) are oppositely fixed on two sides, located on the front end of the shell (8), of the ventilation plate (9), a first sliding groove (13) is formed in each box body (12), a third sliding block (15) is connected to the inner portion of each first sliding groove (13) in a sliding mode, each third sliding block (15) is connected with the inner wall of each first sliding groove (13) through a spring (14), and a positioning pin (16) penetrates through each third sliding block (15) and is fixed on each third sliding;
a mounting barrel (17) is fixed on the inner wall of the shell (8), a fourth sliding block (18) is arranged inside the mounting barrel (17), a spring (14) is connected between the fourth sliding block (18) and the inner wall of the shell (8), the fourth sliding block (18) is fixed with one end of a connecting rod (19) penetrating through the end portion of the mounting barrel (17), an annular sleeve plate (20) is fixed at the other end of the connecting rod (19), the inner wall of the annular sleeve plate (20) is connected with an arc-shaped fixing plate (21) through the spring (14), a fixing bolt (22) is in threaded connection with the annular sleeve plate (20), a fan motor is fixed between the arc-shaped fixing plates (21), and a driving shaft of the fan motor is fixed with fan blades (23);
fan leaf (23) are including wheel hub (24), interior cage (26) and outer cage (27), wheel hub (24) with evenly be fixed with interior flabellum (25) along the circumferencial direction between interior cage (26), interior cage (26) with evenly be fixed with outer flabellum (28) along the circumferencial direction between outer cage (27), outer flabellum (28) outside end is equipped with side wing (29) that upwards curls.
2. The energy efficient, low noise fan of claim 1, wherein: the sliding rails (4) are arranged in a bilateral symmetry mode about the first sliding block (3), and second sliding grooves matched with the sliding rails (4) are formed in the second sliding block (5).
3. The energy efficient, low noise fan of claim 1, wherein: when the first sliding block (3) moves to the bottommost part along the threaded rod, the second motor (7) is still positioned above the base (1).
4. The energy efficient, low noise fan of claim 1, wherein: the box body (12) is arranged in a bilateral symmetry mode about the ventilating plate (9), and when the spring (14) between the third sliding block (15) and the inner wall of the first sliding groove (13) is free of external force, the end portion of the positioning pin (16) shields the edge of the ventilating plate (9).
5. The energy efficient, low noise fan of claim 1, wherein: the installation cylinders (17) are uniformly distributed along the circumferential direction of the inner wall of the shell (8).
6. The energy efficient, low noise fan of claim 1, wherein: the fan motor drive shaft is fixed to a hub (24) of the fan blade (23).
7. The energy efficient, low noise fan of claim 1, wherein: the first motor (2) and the second motor (7) both adopt band-type brake servo motors.
8. The energy efficient, low noise fan of claim 1, wherein: an air inlet hole is formed in the shell (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300369.9U CN210686359U (en) | 2019-08-12 | 2019-08-12 | Efficient energy-saving low-noise fan |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300369.9U CN210686359U (en) | 2019-08-12 | 2019-08-12 | Efficient energy-saving low-noise fan |
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| Publication Number | Publication Date |
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| CN210686359U true CN210686359U (en) | 2020-06-05 |
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| CN201921300369.9U Active CN210686359U (en) | 2019-08-12 | 2019-08-12 | Efficient energy-saving low-noise fan |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374893A (en) * | 2019-08-12 | 2019-10-25 | 安徽德科电气科技有限公司 | A kind of energy-efficient low noise fan |
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2019
- 2019-08-12 CN CN201921300369.9U patent/CN210686359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374893A (en) * | 2019-08-12 | 2019-10-25 | 安徽德科电气科技有限公司 | A kind of energy-efficient low noise fan |
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