CN216975298U - Composite fan capable of enlarging air volume and increasing pressure - Google Patents
Composite fan capable of enlarging air volume and increasing pressure Download PDFInfo
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- CN216975298U CN216975298U CN202122160502.9U CN202122160502U CN216975298U CN 216975298 U CN216975298 U CN 216975298U CN 202122160502 U CN202122160502 U CN 202122160502U CN 216975298 U CN216975298 U CN 216975298U
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Abstract
The utility model discloses a composite fan capable of expanding air volume and boosting pressure, which comprises two air supply parts and a flexible tubular element, wherein each air supply part consists of a shell, a rear shell and a second protective cover, the rear shell is fixedly connected to the upper part of the shell, the second protective cover is fixedly connected to the lower part of the shell, a first protective cover and a two-way motor are fixedly connected to the rear shell, one output end of the two-way motor is fixedly connected with a first transmission rod, the other end of the first transmission rod is fixedly connected with at least one air suction fan, the other output end of the two-way motor is fixedly connected with a second transmission rod, the other end of the second transmission rod is fixedly connected with at least one air supply fan, and the rear shell is fixedly connected with a connecting piece. According to the utility model, the air volume can be enlarged by arranging the air suction fan and the air blowing fan; the change of the air suction fan blade and the air blowing fan blade is convenient for changing the flowing direction of the air according to actual needs.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a composite fan capable of expanding air volume and increasing pressure.
Background
The electric fan is a device which is driven by electricity to generate air flow, and a fan arranged in the electric fan rotates after being electrified, so that mechanical energy is converted into wind energy, and the electric fan is converted into natural wind to achieve a cooling effect.
At present, the existing fan generally rotates only through one fan blade, and the heat dissipation effect is poor; in addition, the existing fan can only blow air, can not suck air, has no supercharging effect, and has lower practicability; in order to solve the above problems, the present application provides a composite fan capable of increasing an air volume and increasing a pressure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides the composite fan capable of expanding the air volume and increasing the pressure, wherein the air suction fan and the air blowing fan are arranged, the caliber of the shell is gradually increased from top to bottom, and the air volume and the pressure can be expanded; through setting up and changing to inhaling fan leaf and blowing fan leaf, be convenient for change the flow direction and the volume of flowing of wind according to actual need.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a can enlarge compound fan of amount of wind and pressure boost, includes air supply spare, its characterized in that, air supply spare comprises shell, backshell and second safety cover, backshell fixed connection is on shell upper portion, second safety cover fixed connection is in the shell lower part, the shell is the bore from the top down crescent of cavity cup setting and shell, first safety cover of fixedly connected with and two-way motor on the backshell, the first transfer line of an output fixedly connected with of two-way motor, the at least one induced-draft fan of the other end fixedly connected with of first transfer line, another output fixedly connected with second transfer line of two-way motor, the other end fixedly connected with of second transfer line has at least one air supply fan, and induced-draft fan and air supply fan's the opposite direction of turning, backshell fixedly connected with connecting piece. The air suction fan and the air supply fan can be arranged in a plurality of ways according to actual needs, so that the air supply capacity and the air exhaust capacity can be improved.
Preferably, four first threaded holes are formed in the included angle at the upper portion of the outer shell, and four second threaded holes matched with the first threaded holes are formed in the rear shell.
In any of the above schemes, preferably, the air suction fan is fixedly connected with a plurality of air suction fan blades distributed at equal intervals, and the plurality of air suction fan blades extend outwards in a radial shape.
In any of the above schemes, preferably, the air supply fan is fixedly connected with a plurality of air supply fan blades distributed at equal intervals, and the plurality of air supply fan blades extend outwards in a radial shape.
Preferably in any one of the above schemes, the suction fan blade and the blowing fan blade are both arranged obliquely, and the rotation directions of the suction fan blade and the blowing fan blade are opposite.
In any of the above schemes, preferably, the first transmission rod and the suction fan, and the second transmission rod and the blowing fan are fixed by bolts.
In any of the above schemes, preferably, the number of the air blowing members is two or more, and the flexible tubular element is connected with the air blowing members through the connecting member. The number of the air supply pieces can be two or more than two, and the caliber of the connecting piece close to the soft tubular element is smaller, so that the connecting piece is conveniently connected with the soft tubular element. The flexible tubular element is in a hollow tubular shape and can be a hose or a hard pipeline made of metal materials.
In any of the above solutions, preferably, both ends of the flexible tubular element are connected to the connecting member.
Compared with the prior art, the utility model has the following beneficial effects:
1. through starting two-way motor, an output of two-way motor drives first transfer line, induced draft fan, suction fan blade and rotates to induced draft, another output of two-way motor drives second transfer line, air supply fan and air supply fan blade and rotates simultaneously, thereby bloies, can enlarge the amount of wind through induced draft and the cooperation of blowing, improves its heat-sinking capability. The air suction fan and the air supply fan can be arranged in a plurality according to actual needs, so that the air supply capacity and the air exhaust capacity can be improved.
2. The caliber of the shell is gradually increased from top to bottom, so that the air flow can be rapidly discharged out of the shell, the temperature in the space is prevented from rising due to the fact that the air flow with temperature diffuses into the space of the shell, and the effects of expanding air volume and increasing pressure are achieved.
3. The connecting piece, the first protective cover and the second protective cover are taken down, the bolts on the air suction fan and the air supply fan are taken down to replace the bolts, and the air inlet and outlet direction can be changed by replacing different fan blades.
In conclusion, the air volume can be enlarged and the pressure can be increased by arranging the air suction fan and the air blowing fan; the change of the air suction fan blade and the air blowing fan blade is convenient for changing the flowing direction of the air according to actual needs.
Drawings
Fig. 1 is an exploded view of an air supply member in a composite fan capable of increasing air volume and increasing pressure according to the present invention;
FIG. 2 is a cross-sectional view of an air blowing member of a hybrid fan according to the present invention, which can increase the air volume and increase the pressure;
fig. 3 is a front view of an air supply member in a composite fan capable of increasing air volume and increasing pressure according to the present invention;
FIG. 4 is a rear view of an air supply member of a hybrid fan according to the present invention, which can increase the air volume and increase the pressure;
FIG. 5 is a schematic view of a hybrid fan capable of increasing air volume and increasing pressure according to the present invention;
fig. 6 is a cross-sectional view of a composite fan according to the present invention, which can increase the air volume and increase the pressure;
fig. 7 is a front view of a hybrid fan according to the present invention, which can increase air volume and increase pressure.
In the figure: the device comprises a shell 1, a rear shell 2, a first protective cover 3, a two-way motor 4, a first transmission rod 5, an induced draft fan 6, an induced draft fan blade 7, a second transmission rod 8, an air supply fan 9, an air supply fan blade 10, a second protective cover 11, a connecting piece 12 and a flexible tubular element 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-7, a composite fan capable of expanding air volume and increasing pressure comprises two air supply parts and a soft tubular element 13, wherein each air supply part comprises a shell 1, a rear shell 2 and a second protective cover 11, the rear shell 2 is fixedly connected to the upper portion of the shell 1, the shell 1 is in a hollow cup shape, the rear shell 2 is fixedly connected to the upper portion of the shell 1, four included angles on the shell 1 are provided with first threaded holes, the rear shell 2 is provided with four second threaded holes matched with the first threaded holes, and the shell 1 and the rear shell 2 can be fixedly connected through matching with bolts. The aperture of the housing 1 is gradually increased from top to bottom, so that the air flow can be rapidly discharged out of the housing 1, and the temperature of the space can be prevented from rising due to the diffusion of the air flow with temperature into the space of the housing 1. The second protection cover 11 is fixedly connected to the lower portion of the housing 1, and the housing 1 and the second protection cover 11 are connected through a buckle, so that the two can be detached conveniently. First protection casing 3 fixed connection is on backshell 2, and last fixedly connected with two-way motor 4 that go back of backshell 2, an output end fixedly connected with first drive rod 5 of two-way motor 4, the other end fixedly connected with induced draft fan 6 of first drive rod 5, and a plurality of suction fan blades 7 that are equidistant distribution of fixedly connected with on the induced draft fan 6 induced draft fan, induced draft through the rotation of suction fan blade 7. The plurality of suction fan blades 7 extend radially outward.
When the air supply device is specifically implemented, the two or more than three air suction fans 6 and the three air supply fans 9 can be arranged according to actual needs, and the air pressure and the air volume are properly changed according to actual needs, so that the air supply capacity, the air exhaust capacity and the heat dissipation capacity are improved.
Claims (7)
1. The utility model provides a can enlarge compound fan of amount of wind and pressure boost, includes air supply spare, air supply spare comprises shell (1), backshell (2) and second safety cover (11), backshell (2) fixed connection is on shell (1) upper portion, second safety cover (11) fixed connection is in shell (1) lower part, its characterized in that, shell (1) sets up and the bore from the top down of shell (1) is crescent for the cavity cup, fixedly connected with first safety cover (3) and two-way motor (4) on backshell (2), an output end fixed connection of two-way motor (4) has first transfer line (5), the other end fixedly connected with at least one induced draft fan (6) of first transfer line (5), the other output end fixedly connected with second transfer line (8) of two-way motor (4), the other end fixedly connected with at least one air supply fan (9) of second transfer line (8), the rotation directions of the air suction fan (6) and the air supply fan (9) are opposite, and the rear shell (2) is fixedly connected with a connecting piece (12).
2. The compound fan with the functions of increasing air volume and increasing pressure according to claim 1, wherein four first threaded holes are formed at an included angle at the upper part of the outer casing (1), and four second threaded holes matched with the first threaded holes are formed in the rear casing (2).
3. The compound fan capable of increasing air volume and increasing pressure as claimed in claim 1, wherein a plurality of equally spaced fan blades (7) are fixedly connected to the suction fan (6), and the plurality of fan blades (7) radially extend outward.
4. The combination fan capable of increasing the air volume and the pressure according to claim 1, wherein the air supply fan (9) is fixedly connected with a plurality of air supply fan blades (10) which are distributed at equal intervals, and the plurality of air supply fan blades (10) radially extend outwards.
5. A hybrid fan capable of increasing an amount of air and increasing a pressure according to claim 3, wherein the suction fan blade (7) and the blowing fan blade (10) are both disposed in an inclined manner, and the rotation directions of the suction fan blade (7) and the blowing fan blade (10) are opposite to each other.
6. The combination fan of claim 1, wherein the first transmission rod (5) and the suction fan (6) and the second transmission rod (8) and the blowing fan (9) are fixed by bolts.
7. The compound fan capable of increasing air volume and pressure as claimed in claim 1, wherein the number of the blowing members is two or more, and the flexible tubular member (13) is connected to the blowing members through the connecting member (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160502.9U CN216975298U (en) | 2021-09-08 | 2021-09-08 | Composite fan capable of enlarging air volume and increasing pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160502.9U CN216975298U (en) | 2021-09-08 | 2021-09-08 | Composite fan capable of enlarging air volume and increasing pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216975298U true CN216975298U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122160502.9U Active CN216975298U (en) | 2021-09-08 | 2021-09-08 | Composite fan capable of enlarging air volume and increasing pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216975298U (en) |
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2021
- 2021-09-08 CN CN202122160502.9U patent/CN216975298U/en active Active
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