CN220415831U - Mixed-flow booster fan - Google Patents
Mixed-flow booster fan Download PDFInfo
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- CN220415831U CN220415831U CN202321408402.6U CN202321408402U CN220415831U CN 220415831 U CN220415831 U CN 220415831U CN 202321408402 U CN202321408402 U CN 202321408402U CN 220415831 U CN220415831 U CN 220415831U
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- fixedly connected
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- block
- sleeve
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- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 230000004888 barrier function Effects 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of mixed flow booster fans, and discloses a mixed flow booster fan which comprises a fan, wherein a sleeve is movably sleeved on the outer side of the fan, one end of the outer side of the sleeve is fixedly connected with a barrier net, the bottom of the barrier net is provided with a cleaning unit, the cleaning unit comprises a cleaning rod, the top of the cleaning rod is fixedly connected with a balancing weight, the bottom of the cleaning rod is fixedly connected with a rotating column, two spiral grooves are formed in the side face of the rotating column, a sleeve ring is movably sleeved on the outer side of the rotating column, the inner wall of the sleeve ring is matched with the spiral grooves, one side of the bottom of the sleeve ring is provided with an electric push rod, the extending end of the electric push rod is fixedly connected with a connecting block, and the bottom of the sleeve ring is fixedly connected with the top of the connecting block. According to the utility model, when the fan adsorbs foreign matters, the blocking net and the sleeve are driven to generate thrust to trigger the electric push rod, so that the cleaning rod is driven to swing, and the foreign matters are cleaned.
Description
Technical Field
The utility model belongs to the technical field of mixed flow booster fans, and particularly relates to a mixed flow booster fan.
Background
The mixed flow fan is a fan between the axial flow fan and the centrifugal fan, and the impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, and the motion of the air in the shell mixes two motion modes of axial flow and centrifugal motion, so that the mixed flow is called.
The search CN218235555U discloses a mixed flow booster fan, wherein a brake ring is jacked up through two brake switches, when an air inlet of the fan is covered by plastic, cloth or a plate, a plug is adsorbed to the direction of the fan under the action of pressure difference, so that pressure is generated on the brake ring, the brake ring generates pressure on the brake switches to brake the fan, the fan can be braked in time when the air inlet is blocked, and the situation that the fan is damaged by the pressure difference caused by the blocking of the air inlet of the fan is avoided.
But the present inventors have found that this technical solution still has at least the following drawbacks:
the device does not possess the clearance effect to the plug, to the plug that is drier, the suction disappears after the fan stops, and the plug naturally falls down under the action of gravity, and to the plug that humidity is great, its still can rely on moisture to adsorb on the fan after the fan stops for the fan can't continue to work, has to clear up it through the manual work.
The present utility model has been made in view of this.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
the utility model provides a mixed flow booster fan, includes the fan, the sleeve has been cup jointed in the activity of fan outside, and sleeve outside one end fixedly connected with block, the bottom of block is provided with cleans the unit, clean the unit and include cleaning rod, and cleaning rod top fixedly connected with balancing weight, the bottom fixedly connected with pillar of cleaning rod, and two helicla flute have been seted up to the side of pillar, the lantern ring has been cup jointed in the activity of pillar outside, and lantern ring inner wall and helicla flute looks adaptation, lantern ring bottom one side is provided with electric putter, and electric putter's extension end fixedly connected with connecting block, the bottom fixedly connected with of lantern ring is at the top of connecting block.
As a preferred implementation mode of the utility model, the cross section of the barrier net is arc-shaped with the rotary column as the center of a circle, one side of the cleaning rod is fixedly connected with a plurality of cylinders, the cylinders are matched with the arc-shaped part of the barrier net, the cylinders have a certain length, and the length of the cylinders is matched with the thickness of the outer side of the barrier net.
As a preferred embodiment of the utility model, the tail end of the electric push rod is fixedly connected with a fixed block, one side of the fixed block is positioned at the top of the electric push rod and is fixedly connected with a fixed shaft, and the tail end of the rotary column is rotatably connected with one end of the fixed shaft.
As a preferred implementation mode of the utility model, one side of the connecting block is fixedly connected with a connecting rod, the connecting rod is L-shaped, the other end of the connecting rod is fixedly connected with a sliding block, the bottom of the sliding block is slidably connected with a sliding groove, tops of two ends of the sliding groove are fixedly connected with sliding columns, tops of the two sliding columns are slidably connected with the same connecting plate, a second spring is movably sleeved on the outer side of the sliding column, two ends of the second spring are respectively and fixedly connected to the top of the sliding groove and the bottom of the connecting plate, and the second spring is always in a compressed state.
As a preferred implementation mode of the utility model, the top of the connecting plate is fixedly connected with a bulge, the section of the bulge is triangular, one side of the bottom of the sleeve is fixedly connected with a pressing block at the position opposite to the bulge, and the bottom of the pressing block is matched with the bulge.
As a preferred embodiment of the utility model, a fourth electrode is fixedly connected in the middle of the bottom of the connecting plate, a third electrode and a fifth electrode are respectively and fixedly connected at two ends of the fourth electrode at the bottom of the connecting plate, a first electrode and a second electrode are respectively and fixedly connected at two ends of the top of the sliding block, the first electrode and the second electrode are respectively and electrically connected at the positive electrode and the negative electrode of the power supply through wires, the third electrode and the fifth electrode are electrically connected at the positive electrode of the electric push rod through wires, and the fourth electrode is electrically connected at the negative electrode of the electric push rod through wires.
As a preferred embodiment of the utility model, the inner wall of the sleeve is fixedly connected with a fixed ring, one end of the fixed ring, which is close to the fan, is fixedly connected with a first spring, and the other end of the first spring is fixedly connected with one end of the fan.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, when the fan adsorbs foreign matters, the blocking net and the sleeve are driven to generate thrust to trigger the electric push rod, so that the cleaning rod is driven to swing, and the foreign matters are cleaned.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of a mixed flow booster fan;
FIG. 2 is a schematic view of the internal structure of a sleeve of a mixed-flow booster fan;
FIG. 3 is a schematic diagram of a slider portion of a mixed flow booster fan;
FIG. 4 is a schematic diagram of an electric push rod structure of a mixed-flow booster fan;
fig. 5 is a schematic diagram of an explosion structure of an electric push rod part of a mixed-flow booster fan.
In the figure: 1. a blower; 2. a sleeve; 3. a first spring; 4. a fixing ring; 5. a blocking net; 6. a cleaning rod; 7. balancing weight; 8. a rotating column; 9. a spiral groove; 10. a collar; 11. a fixed shaft; 12. a fixed block; 13. an electric push rod; 14. a connecting block; 15. a connecting rod; 16. a slide block; 17. a first electrode; 18. a second electrode; 19. a chute; 20. a spool; 21. a second spring; 22. a connecting plate; 23. a third electrode; 24. a fourth electrode; 25. a fifth electrode; 26. briquetting; 27. a protrusion.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
As shown in fig. 1 to 5, a mixed flow booster fan, including fan 1, sleeve 2 has been cup jointed in the activity of fan 1 outside, and sleeve 2 outside one end fixedly connected with block 5, the bottom of block 5 is provided with cleans the unit, clean the unit and include cleaning pole 6, and cleaning pole 6 top fixedly connected with balancing weight 7, cleaning pole 6's bottom fixedly connected with swivel post 8, and two helicla flute 9 have been seted up to swivel post 8's side, the lantern ring 10 has been cup jointed in the activity of swivel post 8 outside, and lantern ring 10 inner wall and helicla flute 9 looks adaptation, lantern ring 10 bottom one side is provided with electric putter 13, and electric putter 132's extension end fixedly connected with connecting block 14, lantern ring 10's bottom fixedly connected with is at the top of connecting block 14.
As shown in fig. 1 to 5, in a specific embodiment, the cross-sectional shape of the barrier 5 is an arc shape with a rotary column 8 as a center, a plurality of cylinders are fixedly connected to one side of the cleaning rod 6, the cylinders are adapted to the arc-shaped part of the barrier 5, the cylinders have a certain length, the length of the cylinders is adapted to the outer thickness of the barrier 5, the tail end of the electric push rod 13 is fixedly connected with a fixing block 12, one side of the fixing block 12 is positioned at the top of the electric push rod 13 and is fixedly connected with a fixing shaft 11, and the tail end of the rotary column 8 is rotatably connected to one end of the fixing shaft 11. In this arrangement, the collar 10 is adapted to cooperate with the helical groove 9 on the rotary post 8 to rotate the rotary post 8, thereby rotating the cleaning rod 6 and cleaning foreign matter on the barrier net 5.
As shown in fig. 1 to 5, further, one side of the connecting block 14 is fixedly connected with the connecting rod 15, and the connecting rod 15 is L-shaped, the other end fixedly connected with slider 16 of connecting rod 15, and the bottom sliding connection of slider 16 has spout 19, the both ends top fixedly connected with slide column 20 of spout 19, and the top sliding connection of two slide columns 20 has same connecting plate 22, the second spring 21 has been cup jointed in the activity of slide column 20 outside, and the both ends of second spring 21 are fixed connection respectively at the top of spout 19 and the bottom of connecting plate 22, second spring 21 is in compression state all the time, the top fixedly connected with arch 27 of connecting plate 22, and the cross-section of arch 27 is triangle-shaped, sleeve 2 bottom one side and protruding 27 relative position department fixedly connected with briquetting 26, and the bottom and the protruding 27 looks adaptation of briquetting 26. In this setting, the suction of fan 1 makes the plastic bag drive sleeve 2 inwards and compress first spring 3, and sleeve 2 removes simultaneously and makes briquetting 26 follow the removal, and briquetting 26 makes protruding 27 move down through the cooperation with protruding 27 to drive connecting plate 22 move down.
As shown in fig. 1 to 5, further, a fourth electrode 24 is fixedly connected to the middle of the bottom of the connecting plate 22, a third electrode 23 and a fifth electrode 25 are fixedly connected to the bottom of the connecting plate 22 at two ends of the fourth electrode 24 respectively, a first electrode 17 and a second electrode 18 are fixedly connected to two ends of the top of the slider 16, the first electrode 17 and the second electrode 18 are respectively and electrically connected to the positive electrode and the negative electrode of the power supply through wires, the third electrode 23 and the fifth electrode 25 are electrically connected to the positive electrode of the electric push rod 13 through wires, and the fourth electrode 24 is electrically connected to the negative electrode of the electric push rod 13 through wires. In this arrangement, the third electrode 23 is in contact with the first electrode 17, the fourth electrode 24 is in contact with the second electrode 18, the electric push rod 13 forms a closed loop with the power supply, the electric push rod 13 advances forward, the first electrode 17 is in contact with the fourth electrode 24, the second electrode 18 is in contact with the fifth electrode 25, and the electric push rod 13 forms a closed loop with the power supply and performs a contracting motion.
As shown in fig. 1 to 5, further, the inner wall of the sleeve 2 is fixedly connected with a fixing ring 4, and one end of the fixing ring 4 close to the fan 1 is fixedly connected with a first spring 3, and the other end of the first spring 3 is fixedly connected with one end of the fan 1. In this setting, when the cleaning rod 6 rotates by a certain angle, the elasticity of the first spring 3 makes the sleeve 2 reset, so that the connecting plate 22 is lifted up under the action of the elasticity of the second spring 21, and the electrode is separated.
The implementation principle of the mixed flow booster fan of the embodiment is as follows: when foreign matters such as plastic bags are sucked at the blocking net 5, the suction force of the fan 1 drives the plastic bags to drive the sleeve 2 to move inwards and compress the first spring 3, meanwhile, the sleeve 2 moves to enable the pressing block 26 to move in a following way, the pressing block 26 moves downwards through the cooperation of the pressing block 27, the connecting plate 22 is driven to move downwards until the third electrode 23 contacts with the first electrode 17, the fourth electrode 24 contacts with the second electrode 18, at the moment, the electric push rod 13 forms a closed loop with a power supply, the electric push rod 13 pushes forwards and drives the lantern ring 10 to move through the connecting block 14, the lantern ring 10 is mutually matched with the spiral groove 9 on the rotating post 8 to enable the cleaning rod 6 to rotate and clean the foreign matters on the blocking net 5, meanwhile, the electric push rod 13 pushes and drives the sliding block 16 to slide, when the cleaning rod 6 rotates a certain angle, the elasticity of the first spring 3 enables the sleeve 2 to reset, so that the connecting plate 22 is lifted upwards under the action of the elastic force of the second spring 21 and the electrode is separated, at the moment, the electric push rod 13 continues to extend under the dual actions of inertia and gravity of the balancing weight 7, the sliding block 16 continues to slide until the electric push rod 13 is at the maximum length, at the moment, the first electrode 17 is aligned with the fourth electrode 24, the second electrode 18 is aligned with the fifth electrode 25, when foreign matters such as plastic bags are sucked again at the blocking net 5, the suction force of the fan 1 drives the plastic bags to drive the sleeve 2 to move inwards and compress the first spring 3, meanwhile, the sleeve 2 moves to drive the pressing block 26 to move, the pressing block 26 moves downwards through the cooperation of the protrusion 27, so that the connecting plate 22 is driven to move downwards, so that the first electrode 17 contacts with the fourth electrode 24, the second electrode 18 contacts with the fifth electrode 25, at the moment, the electric push rod 13 forms a closed loop with a power supply and performs shrinkage motion, the electric push rod 13 drives the lantern ring 10 to move through the connecting block 14, and the cleaning rod 6 cleans the barrier net 5 when the process is repeated.
Claims (7)
1. The utility model provides a mixed flow booster fan, its characterized in that, including fan (1), sleeve (2) have been cup jointed in the activity of fan (1) outside, and sleeve (2) outside one end fixedly connected with block net (5), the bottom of block net (5) is provided with cleans the unit, clean the unit and include cleaning pole (6), and cleaning pole (6) top fixedly connected with balancing weight (7), the bottom fixedly connected with revolving post (8) of cleaning pole (6), and two helicla flute (9) have been seted up to the side of revolving post (8), the lantern ring (10) have been cup jointed in the activity of revolving post (8) outside, and lantern ring (10) inner wall and helicla flute (9) looks adaptation, lantern ring (10) bottom one side is provided with electric putter (13), and electric putter's (132)'s extension end fixedly connected with connecting block (14), the bottom fixedly connected with of lantern ring (10) is at the top of connecting block (14).
2. The mixed flow booster fan as defined in claim 1, wherein the cross-section of the barrier net (5) is arc-shaped with a rotary column (8) as a center, a plurality of cylinders are fixedly connected to one side of the cleaning rod (6), the cylinders are adapted to the arc-shaped parts of the barrier net (5), the cylinders have a certain length, and the length of the cylinders is adapted to the thickness of the outer side of the barrier net (5).
3. The mixed flow booster fan according to claim 1, wherein the tail end of the electric push rod (13) is fixedly connected with a fixed block (12), one side of the fixed block (12) is positioned at the top of the electric push rod (13) and is fixedly connected with a fixed shaft (11), and the tail end of the rotary column (8) is rotatably connected with one end of the fixed shaft (11).
4. The mixed flow booster fan according to claim 1, wherein one side of the connecting block (14) is fixedly connected with a connecting rod (15), the connecting rod (15) is L-shaped, the other end of the connecting rod (15) is fixedly connected with a sliding block (16), the bottom of the sliding block (16) is slidably connected with a sliding groove (19), two tops of the sliding groove (19) are fixedly connected with sliding columns (20), the tops of the two sliding columns (20) are slidably connected with the same connecting plate (22), a second spring (21) is movably sleeved on the outer side of the sliding column (20), two ends of the second spring (21) are fixedly connected to the top of the sliding groove (19) and the bottom of the connecting plate (22) respectively, and the second spring (21) is always in a compressed state.
5. The mixed flow booster fan as defined in claim 4, wherein the top of the connecting plate (22) is fixedly connected with a protrusion (27), the cross section of the protrusion (27) is triangular, a pressing block (26) is fixedly connected at the opposite position of one side of the bottom of the sleeve (2) and the protrusion (27), and the bottom of the pressing block (26) is matched with the protrusion (27).
6. The mixed flow booster fan according to claim 4, wherein a fourth electrode (24) is fixedly connected to the middle of the bottom of the connecting plate (22), a third electrode (23) and a fifth electrode (25) are respectively and fixedly connected to two ends of the fourth electrode (24) at the bottom of the connecting plate (22), a first electrode (17) and a second electrode (18) are fixedly connected to two ends of the top of the slider (16), the first electrode (17) and the second electrode (18) are respectively and electrically connected to the positive electrode and the negative electrode of the power supply through wires, the third electrode (23) and the fifth electrode (25) are electrically connected to the positive electrode of the electric push rod (13) through wires, and the fourth electrode (24) is electrically connected to the negative electrode of the electric push rod (13) through wires.
7. The mixed flow booster fan as defined in claim 1, wherein the inner wall of the sleeve (2) is fixedly connected with a fixing ring (4), one end of the fixing ring (4) close to the fan (1) is fixedly connected with a first spring (3), and the other end of the first spring (3) is fixedly connected with one end of the fan (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321408402.6U CN220415831U (en) | 2023-06-05 | 2023-06-05 | Mixed-flow booster fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321408402.6U CN220415831U (en) | 2023-06-05 | 2023-06-05 | Mixed-flow booster fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415831U true CN220415831U (en) | 2024-01-30 |
Family
ID=89653396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321408402.6U Active CN220415831U (en) | 2023-06-05 | 2023-06-05 | Mixed-flow booster fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415831U (en) |
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2023
- 2023-06-05 CN CN202321408402.6U patent/CN220415831U/en active Active
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