CN220869671U - Combined axial flow fan - Google Patents
Combined axial flow fan Download PDFInfo
- Publication number
- CN220869671U CN220869671U CN202322619415.4U CN202322619415U CN220869671U CN 220869671 U CN220869671 U CN 220869671U CN 202322619415 U CN202322619415 U CN 202322619415U CN 220869671 U CN220869671 U CN 220869671U
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- axial flow
- driving
- shell
- disc
- rotating shaft
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- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of axial flow fans, and discloses a combined axial flow fan, which solves the problem that the output flow of the axial flow fan cannot be controlled by adjusting the angle of fan blades in real time at present, and comprises a shell, wherein an adjusting mechanism is arranged in the shell, a driving mechanism is arranged on the adjusting mechanism, a front filter screen and a rear filter screen are symmetrically arranged in the shell, the adjusting mechanism comprises a bracket fixed in the shell, and one side of the bracket away from the rear filter screen is rotationally connected with a rotating shaft; according to the utility model, the movable sleeve is convenient to move along the two connecting rods through the matching between the air cylinder and the sliding block as well as between the guide rod and the first driving rod, and the two fan blades can be respectively rotated through the second driving rod, so that the output flow of the axial flow fan can be conveniently controlled by conveniently adjusting the angles of the two fan blades, and the rotating shaft can be conveniently and stably rotated in the process of rotating through the matching between the limiting disc and the rolling balls as well as the rotating disc.
Description
Technical Field
The utility model belongs to the technical field of axial flow fans, and particularly relates to a combined axial flow fan.
Background
The axial flow fan is relatively fixed in position and can enable air to move, and can form air flow in the same direction as the axis of a fan blade, for example, an electric fan, an air conditioner external fan is an axial flow type running fan, so the axial flow type running fan is called an axial flow type because the air flows parallel to the axial flow of the fan, and the axial flow type fan is generally used in occasions with higher flow requirements and lower pressure requirements and has very wide application.
The traditional axial flow fan is imperfect in structure and adopts fixed-angle fan blades, so that the angle of the fan blades cannot be adjusted in real time, and the output flow of the axial flow fan is controlled.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a combined axial flow fan, which effectively solves the problem that the output flow of the axial flow fan can not be controlled by adjusting the angle of a fan blade in real time at present.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the combined axial flow fan comprises a shell, wherein an adjusting mechanism is arranged in the shell, a driving mechanism is arranged on the adjusting mechanism, and a front filter screen and a rear filter screen are symmetrically arranged in the shell;
The adjusting mechanism comprises a support fixed inside the shell, one side of the support, far away from the rear filter screen, is rotationally connected with a rotating shaft, the outer side of the rotating shaft is fixedly sleeved with a fixed sleeve, the outer side of the fixed sleeve is rotationally connected with two fan blades, the outer side of the rotating shaft is fixedly sleeved with a rotating disc located between the fixed sleeve and the support, two connecting rods are symmetrically and fixedly connected between the rotating disc and the fixed sleeve, a movable sleeve is movably mounted between the two connecting rods, the movable sleeve is movably sleeved on the outer side of the rotating shaft, the outer side of the movable sleeve is rotationally connected with two driving rods II, and one end, far away from the movable sleeve, of each driving rod II is rotationally connected with the two fan blades.
Preferably, one side of the rotating disc, which is close to the movable sleeve, is fixedly connected with a guide rod, one end of the guide rod, which is far away from the rotating disc, is fixedly connected with a rotating shaft, a sliding block is movably arranged on the outer side of the guide rod, a driving rod I is rotatably connected onto the sliding block, and one end of the driving rod I, which is far away from the sliding block, is rotatably connected with the movable sleeve.
Preferably, a sliding groove is arranged on one side, close to the movable sleeve, of the rotating disc, the sliding block is connected to the inner portion of the sliding groove in a sliding mode, an air cylinder is fixedly arranged in the sliding groove, and the sliding block is fixed to the air cylinder.
Preferably, the inside fixed mounting of shell has the spacing dish that is located between rotary disk and the support, and the pivot runs through spacing dish and rotates with spacing dish to be connected, and one side that the spacing dish is close to the rotary disk is equipped with the ring channel, and the ball is installed to the inside equiangular degree of ring channel, rotary disk and ball laminating.
Preferably, the driving mechanism comprises a supporting seat fixed inside the shell, the supporting seat is positioned between the limiting disc and the support, a driving motor is fixedly mounted at the top of the supporting seat, a transmission shaft is fixedly mounted on the driving motor, a bevel gear II is fixedly mounted at one end, far away from the driving motor, of the transmission shaft, a bevel gear I is fixedly mounted at the outer side of the transmission shaft, and the bevel gear I is meshed and connected with the bevel gear II.
Preferably, a limiting block is fixedly arranged on one side, close to the transmission shaft, of the limiting disc, and the transmission shaft penetrates through the limiting block and is rotationally connected with the limiting block.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the movable sleeve is convenient to move along the two connecting rods through the matching between the air cylinder and the sliding block as well as between the guide rod and the first driving rod, and the two fan blades can be respectively rotated through the second driving rod, so that the output flow of the axial flow fan can be conveniently controlled by conveniently adjusting the angles of the two fan blades, and the rotating shaft can be conveniently and stably rotated in the process of rotating through the matching between the limiting disc and the rolling balls and the rotating disc;
(2) This novel cooperation between driving motor and transmission shaft and bevel gear two and bevel gear one can make the pivot rotate to be convenient for two flabellums rotate, and set up the stopper, thereby the transmission shaft of being convenient for steadily rotates.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic view of a combined axial flow fan according to the present utility model;
FIG. 2 is a schematic view of the structure of the housing of the present utility model;
FIG. 3 is a schematic view of the structure of the adjusting mechanism of the present utility model;
FIG. 4 is a schematic view of a disassembling structure of a rotating disc and a limiting disc according to the present utility model;
FIG. 5 is a schematic view of the driving mechanism of the present utility model;
In the figure: 1. a housing; 2. an adjusting mechanism; 201. a bracket; 202. a rotating shaft; 203. a slide block; 204. a first driving rod; 205. a movable sleeve; 206. a fixed sleeve; 207. a second driving rod; 208. a fan blade; 209. a connecting rod; 2010. a rotating disc; 2011. a limiting disc; 2012. a ball; 2013. an annular groove; 2014. a chute; 2015. a guide rod; 2016. a cylinder; 3. a driving mechanism; 301. a support base; 302. a transmission shaft; 303. a limiting block; 304. bevel gears I; 305. bevel gears II; 306. a driving motor; 4. a front filter screen; 5. and (5) a rear filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the first embodiment, as shown in fig. 1-2, the utility model comprises a shell 1, wherein an adjusting mechanism 2 is arranged in the shell 1, a driving mechanism 3 is arranged on the adjusting mechanism 2, and a front filter screen 4 and a rear filter screen 5 are symmetrically arranged in the shell 1.
Specifically, given by fig. 3-4, the adjusting mechanism 2 includes a bracket 201 fixed in the inside of the housing 1, one side of the bracket 201 away from the rear filter screen 5 is rotationally connected with a rotating shaft 202, a fixed sleeve 206 is fixedly sleeved on the outer side of the rotating shaft 202, two fan blades 208 are rotationally connected on the outer side of the fixed sleeve 206, a rotating disk 2010 positioned between the fixed sleeve 206 and the bracket 201 is fixedly sleeved on the outer side of the rotating shaft 202, two connecting rods 209 are movably mounted with a movable sleeve 205, the movable sleeve 205 is movably sleeved on the outer side of the rotating shaft 202, two driving rods 207 are rotationally connected with two driving rods 207 on the outer side of the movable sleeve 205, one ends of the two driving rods 207 away from the movable sleeve 205 are respectively rotationally connected with two fan blades 208, one side of the rotating disk 2010 close to the movable sleeve 205 is fixedly connected with a guide rod 2015, one end of the guide rod 2015 away from the rotating disk 2010 is fixedly connected with the rotating shaft 202, a slide block 203 is movably mounted on the outer side of the guide rod 2015, one end of the driving rod 204 is rotationally connected with the movable sleeve 205, one end of the driving rod 2010 away from the slide block 203 is rotationally connected with the movable sleeve 205, one side of the rotating disk 2010 is rotationally connected with the movable sleeve 20121, one side of the slide groove 20113 is positioned in the cylinder 20113 and is fixedly connected with a ball groove 20113, the inner side 20113 is positioned in the inner side of the annular groove 20113, 20113 is positioned in the annular groove 20113, which is positioned in the inner side of the annular groove 20113 is positioned in the inner side of the cylinder 20113, 20113 is positioned in the side of the annular groove is positioned in the inner groove is positioned in the side 20113;
In the use state, firstly, the cylinder 2016 is started to drive the sliding block 203 to move along the guide rod 2015, then the driving rod one 204 drives the movable sleeve 205 to move along the two connecting rods 209, and meanwhile, the driving rod two 207 respectively drives the two fan blades 208 to rotate, so that the angle of the two fan blades 208 is adjusted, and when the rotating shaft 202 rotates, the rotating disc 2010 is attached to the plurality of balls 2012, and finally the stable rotation of the rotating shaft 202 is realized.
Specifically, as shown in fig. 5, the driving mechanism 3 includes a supporting seat 301 fixed in the casing 1, the supporting seat 301 is located between a limit disc 2011 and the support 201, a driving motor 306 is fixedly installed at the top of the supporting seat 301, a driving shaft 302 is fixedly installed on the driving motor 306, a bevel gear two 305 is fixedly installed at one end of the driving shaft 302 away from the driving motor 306, a bevel gear one 304 is fixedly installed at the outer side of the rotating shaft 202, the bevel gear one 304 is meshed with the bevel gear two 305, a limit block 303 is fixedly installed at one side of the limit disc 2011 close to the driving shaft 302, and the driving shaft 302 penetrates through the limit block 303 and is rotationally connected with the limit block 303;
In the use state, the driving motor 306 is started firstly to drive the transmission shaft 302 to rotate, and the bevel gear two 305 is meshed with the bevel gear one 304 to drive the rotation of the rotation shaft 202, so that the rotation of the two fan blades 208 is realized finally, and meanwhile, the limiting block 303 is arranged on the outer side of the transmission shaft 302, so that the stable rotation of the transmission shaft 302 is realized.
Claims (6)
1. A combined axial flow fan, comprising a housing (1), characterized in that: an adjusting mechanism (2) is arranged in the shell (1), a driving mechanism (3) is arranged on the adjusting mechanism (2), and a front filter screen (4) and a rear filter screen (5) are symmetrically arranged in the shell (1);
The adjusting mechanism (2) comprises a support (201) fixed inside the shell (1), one side, away from the rear filter screen (5), of the support (201) is rotationally connected with a rotating shaft (202), a fixed sleeve (206) is fixedly sleeved on the outer side of the rotating shaft (202), two fan blades (208) are rotationally connected on the outer side of the fixed sleeve (206), a rotating disc (2010) positioned between the fixed sleeve (206) and the support (201) is fixedly sleeved on the outer side of the rotating shaft (202), two connecting rods (209) are symmetrically and fixedly connected between the rotating disc (2010) and the fixed sleeve (206), a movable sleeve (205) is movably mounted between the two connecting rods (209), the movable sleeve (205) is movably sleeved on the outer side of the rotating shaft (202), two driving rods (207) are rotationally connected on the outer side of the movable sleeve (205), and one ends, away from the movable sleeve (205), of the two driving rods (207) are rotationally connected with the two fan blades (208) respectively.
2. The combined axial flow fan according to claim 1, wherein: one side of the rotating disc (2010) close to the movable sleeve (205) is fixedly connected with a guide rod (2015), one end of the guide rod (2015) away from the rotating disc (2010) is fixedly connected with a rotating shaft (202), a sliding block (203) is movably mounted on the outer side of the guide rod (2015), a driving rod I (204) is rotatably connected to the sliding block (203), and one end of the driving rod I (204) away from the sliding block (203) is rotatably connected with the movable sleeve (205).
3. The combined axial flow fan as claimed in claim 2, wherein: and one side of the rotating disc (2010) close to the movable sleeve (205) is provided with a sliding groove (2014), the sliding block (203) is connected to the inside of the sliding groove (2014) in a sliding mode, an air cylinder (2016) is fixedly arranged in the sliding groove (2014), and the sliding block (203) is fixed on the air cylinder (2016).
4. The combined axial flow fan according to claim 1, wherein: a limiting disc (2011) positioned between the rotating disc (2010) and the support (201) is fixedly arranged in the shell (1), the rotating shaft (202) penetrates through the limiting disc (2011) and is rotationally connected with the limiting disc (2011), an annular groove (2013) is formed in one side, close to the rotating disc (2010), of the limiting disc (2011), balls (2012) are arranged in the annular groove (2013) at equal angles, and the rotating disc (2010) is attached to the balls (2012).
5. The combined axial flow fan according to claim 1, wherein: the driving mechanism (3) comprises a supporting seat (301) fixed inside the shell (1), the supporting seat (301) is located between the limiting disc (2011) and the support (201), a driving motor (306) is fixedly installed at the top of the supporting seat (301), a driving shaft (302) is fixedly installed on the driving motor (306), a bevel gear II (305) is fixedly installed at one end, far away from the driving motor (306), of the driving shaft (302), a bevel gear I (304) is fixedly installed at the outer side of the rotating shaft (202), and the bevel gear I (304) is meshed with the bevel gear II (305).
6. The combined axial flow fan according to claim 5, wherein: one side of the limiting disc (2011) close to the transmission shaft (302) is fixedly provided with a limiting block (303), and the transmission shaft (302) penetrates through the limiting block (303) and is rotationally connected with the limiting block (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619415.4U CN220869671U (en) | 2023-09-26 | 2023-09-26 | Combined axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619415.4U CN220869671U (en) | 2023-09-26 | 2023-09-26 | Combined axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220869671U true CN220869671U (en) | 2024-04-30 |
Family
ID=90812258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322619415.4U Active CN220869671U (en) | 2023-09-26 | 2023-09-26 | Combined axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220869671U (en) |
-
2023
- 2023-09-26 CN CN202322619415.4U patent/CN220869671U/en active Active
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