CN220849829U - Reversing fan device with circulated lubricating oil - Google Patents
Reversing fan device with circulated lubricating oil Download PDFInfo
- Publication number
- CN220849829U CN220849829U CN202322441154.1U CN202322441154U CN220849829U CN 220849829 U CN220849829 U CN 220849829U CN 202322441154 U CN202322441154 U CN 202322441154U CN 220849829 U CN220849829 U CN 220849829U
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- lubricating oil
- oil
- lubricant
- recyclable
- fan device
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 42
- 239000003921 oil Substances 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 241000883990 Flabellum Species 0.000 claims description 13
- 239000000314 lubricant Substances 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims description 2
- 239000004033 plastic Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a reversing fan device with circulated lubricating oil, which belongs to the technical field of fans and comprises a steering mechanism, wherein the steering mechanism comprises a middle body, the upper part of the middle body is provided with a front cover, the lower part of the middle body is provided with a rear cover, the inner side of the rear cover is provided with a groove, an oil outlet is arranged in the groove, the oil outlet is communicated with a plurality of lubricating oil channels, the lubricating oil channels are arranged in the rear cover, the lubricating oil channels are communicated with an oil inlet, and the periphery of the steering mechanism is connected with a plurality of fan blades at equal intervals; meanwhile, at least one windward rib is arranged on the auxiliary working face, so that the air quantity of the auxiliary working face is increased, the fan can still output enough air quantity after turning, the actual requirement is met, the strength of the fan blade can be increased, the thickness of the fan blade is reduced, and the power consumption is reduced.
Description
Technical Field
The utility model relates to a reversing fan device with circulated lubricating oil, and belongs to the technical field of fans.
Background
At present, when a traditional agricultural harvester works, after stems and leaves of harvested crops are cut off, the stems and leaves are easily sucked into an engine bin by an engine cooling fan, if the engine cooling fan is not cleaned in time, the equipment has the risk of spontaneous combustion, and one mode adopted at present is a manual cleaning mode, but the manual cleaning is generally difficult and has low efficiency; in another mode, the direction of the fan is changed, and when the fan is redirected, the rotation direction of the fan is changed after the fan blades stop, but the fan blades are large in diameter and high in rotating speed, the stopping time of the fan is long, and the rotation direction of the fan is required to be changed by stopping constantly, so that time is wasted.
At present, a reversing fan device is also available, but when the reversing fan works, under the action of centrifugal force, oil cavity lubricating oil is attached to the cavity wall, so that only outer parts can be lubricated, movement parts inside the reversing fan cannot be completely lubricated, and the risk of clamping stagnation exists at the movement parts; in addition, the current reversing fan has the phenomenon of low reversing air quantity after reversing, and may not meet the working requirement.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the reversing fan device with circulated lubricating oil, which solves the defect that the lubricating oil in the existing reversing fan cannot completely lubricate the moving parts and prolongs the service life; meanwhile, at least one windward rib is arranged on the auxiliary working face, so that the air quantity of the auxiliary working face is increased, and the strength of the fan blade can be increased.
The technical scheme of the utility model is realized as follows: the utility model provides a circulated switching-over fan unit of lubricating oil, includes steering mechanism, and steering mechanism includes the midbody, and the upper portion of midbody is equipped with the protecgulum, and the lower part of midbody is equipped with the back lid, and the inboard of back lid is equipped with the recess, is equipped with the oil-out in the recess, and the oil-out intercommunication has a plurality of lubricating oil passageway, and lubricating oil passageway sets up inside the back lid, and lubricating oil passageway intercommunication has the oil inlet, and steering mechanism's periphery equidistant a plurality of flabellums of being connected with.
As a further improvement of the above technical scheme:
The lubricating oil channels are vertically arranged with the oil outlets, the lubricating oil channels penetrate out of the rear cover, plugs are arranged at positions of the lubricating oil channels penetrating out of the rear cover, the oil inlets are arranged right above each lubricating oil channel and close to the intermediate body, and the oil inlets are vertically arranged with the lubricating oil channels.
The fan blade comprises a main working surface and an auxiliary working surface, wherein at least one windward rib is arranged on the auxiliary working surface, the windward rib comprises a plane part and a bending part, and the plane part is arranged along the length direction of the fan blade.
One end of the fan blade is provided with a fixed seat, the bending part bends towards the fixed seat and contacts with the fixed seat, the width of the bending part is gradually smaller from the connecting part with the plane part to the contact part with the fixed seat, and the height of the plane part is larger than the height of the fixed seat higher than the auxiliary working surface.
The center position of the front cover is provided with a front shell, the periphery of the front shell is connected with a piston in a sliding manner, the outer side of the upper end of the piston is connected with an extension part, and the extension part is abutted against the intermediate body and is connected with the intermediate body in a sliding manner.
The periphery of the piston is provided with a second spring, the upper end of the second spring is fixedly connected with the piston, and the lower end of the second spring is fixedly connected in the groove.
An oil inlet shaft is arranged in the front shell, an oil inlet passage is arranged in the oil inlet shaft, the oil inlet passage penetrates out of the front shell, a gap is reserved between the front end of the piston and the end part of the front shell, and a sealing ring is arranged on the side part of the front shell.
The lower end plane of the extension part is uniformly and fixedly connected with a plurality of support rings, an annular pressing plate is arranged below the support rings, the annular pressing plate is fixed with the extension part through screws, the screws penetrate through the support rings, sliding blocks are respectively arranged between two adjacent support rings, and the sliding blocks slide between the annular pressing plate and the extension part.
The side circumference of midbody equidistant is provided with a plurality of through-hole, and the midbody is connected with the flabellum axle respectively through a plurality of through-hole, and the flabellum is connected to the flabellum axle, and the one end fixedly connected with base of flabellum axle, base are the disc, fixedly connected with round pin on the base, and the round pin setting is in one side of deviating from the base centre of a circle, and the round pin inserts in the sliding block and rotates with the sliding block to be connected.
The fixing seat is internally provided with a mounting hole, the mounting hole is connected with a fan blade shaft, a thrust bearing is sleeved on the fan blade shaft, the inner side of the middle body is provided with an annular clamping groove, and the thrust bearing is arranged between the base and the annular clamping groove.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that: the utility model can circulate the lubricating oil in the cavity, lubricate all the workpieces in the cavity, reduce friction and prolong the service life; meanwhile, at least one windward rib is arranged on the auxiliary working face, so that the air quantity of the auxiliary working face is increased, the fan can still output enough air quantity after turning, the actual requirement is met, the strength of the fan blade can be increased, the thickness of the fan blade is reduced, and the power consumption is reduced.
The utility model is further described below with reference to the drawings and the detailed description.
Drawings
FIG. 1 is a schematic diagram of a reversible fan assembly with lubricant circulation in accordance with an embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic view of the structure of the support ring, the sliding block and the peripheral connection members thereof according to the embodiment of the present utility model;
FIG. 4 is a schematic perspective view of a fan blade according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a fan blade according to another embodiment of the present utility model;
FIG. 6 is a schematic view of a fan blade according to another embodiment of the present utility model;
Fig. 7 is a schematic view of a perspective view of a fan blade with another angle according to an embodiment of the present utility model.
In the figure, the steering mechanism comprises a 1-steering mechanism, a 2-fan blade, a 3-intermediate body, a 4-front cover, a 5-rear cover, a 6-groove, a 7-oil outlet, an 8-lubricating oil channel, a 9-plug, a 10-oil inlet, a 11-front shell, a 12-oil inlet shaft, a 13-oil inlet channel, a 14-bearing, a 15-sliding block, a 16-o-shaped rubber sealing ring, a 17-plastic pad, a 18-first spring, a 19-piston, a 20-gap, a 21-extension part, a 22-sealing ring, a 23-second spring, a 24-supporting ring, a 25-sliding block, a 26-annular pressing plate, a 27-screw, a 28-fan blade shaft, a 29-base, a 30-pin, a 31-thrust bearing, a 32-annular clamping groove, a 33-fixing seat, a 34-mounting hole, a 35-main working face, a 36-auxiliary working face, a 37-windward rib, a 38-plane part and a 39-bending part.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Examples
As shown in fig. 1-7, a reversing fan device with circulated lubricating oil comprises a steering mechanism 1, wherein a plurality of fan blades 2 are connected to the periphery of the steering mechanism 1 at equal intervals, the steering mechanism 1 comprises an intermediate body 3, the intermediate body 3 is hollow, a front cover 4 is arranged on the upper portion of the intermediate body 3, a rear cover 5 is arranged on the lower portion of the intermediate body 3, and a closed cavity is formed by the intermediate body 3, the front cover 4 and the rear cover 5.
The center of the inner side of the rear cover 5 is provided with a groove 6, the center of the groove 6 is provided with an oil outlet 7, the oil outlet 7 is communicated with a plurality of lubricating oil channels 8, the lubricating oil channels 8 are arranged inside the rear cover 5, the lubricating oil channels 8 are perpendicular to the oil outlet 7, the lubricating oil channels 8 penetrate out of the rear cover 5, plugs 9 are arranged at positions where the lubricating oil channels 8 penetrate out of the rear cover 5, the plugs 9 plug the lubricating oil channels 8, the lubricating oil channels 8 are communicated with an oil inlet 10, the oil inlet 10 is arranged right above each lubricating oil channel 8 and close to the position of the intermediate body 3, and the oil inlet 10 is perpendicular to the lubricating oil channels 8.
The central point of protecgulum 4 puts and is equipped with preceding shell 11, and preceding shell 11 is the cylinder shape, is equipped with oil feed axle 12 in the preceding shell 11, and oil feed axle 12 is inside to be equipped with oil inlet duct 13, and oil feed axle 12's upper segment periphery is equipped with two at least groups of bearings 14, and two in this embodiment is two, and oil feed axle 12's middle section periphery sliding connection has slider 15, and slider 15's below is equipped with o-shaped rubber seal 16 and plastic pad 17 in proper order, and plastic pad 17's below is equipped with first spring 18, and oil inlet duct 13 wears out preceding shell 11.
The periphery sliding connection of preceding shell 11 has piston 19, has clearance 20 between piston 19 front end and the preceding shell 11 tip, and the lateral part of preceding shell 11 is equipped with sealing washer 22, and the upper end outside of piston 19 is connected with extension 21, and extension 21 is close to midbody 3 and with midbody 3 sliding connection, and the periphery of piston 19 is equipped with second spring 23, and second spring 23's upper end and piston 19 fixed connection, second spring 23's lower extreme fixed connection is in recess 6.
A plurality of support rings 24 are uniformly and fixedly connected to the lower end plane of the extension part 21, an annular pressing plate 26 is arranged below the support rings 24, the annular pressing plate 26 is fixed with the extension part 21 through screws 27, the screws 27 penetrate through the support rings 24, sliding blocks 25 are respectively arranged between two adjacent support rings 24, and the sliding blocks 25 slide between the annular pressing plate 26 and the extension part 21.
The side circumference equidistant of midbody 3 is provided with a plurality of through-hole, midbody 3 is connected with flabellum axle 28 respectively through a plurality of through-hole, flabellum 2 is connected to flabellum axle 28, the one end fixedly connected with base 29 of flabellum axle 28, base 29 is the disc, fixedly connected with round pin 30 on the base 29, round pin 30 sets up in the one side that deviates from the centre of a circle of base 29, round pin 30 inserts in slider 25 and rotates with slider 25 to be connected, the cover is equipped with thrust bearing 31 on the flabellum axle 28, the inboard of midbody 3 is equipped with annular draw-in groove 32, thrust bearing 31 sets up between base 29 and annular draw-in groove 32.
One end of the fan blade 2 is provided with a fixed seat 33, a mounting hole 34 is formed in the fixed seat 33, the mounting hole 34 is connected with the fan blade shaft 28, the fan blade 2 comprises a main working surface 35 and an auxiliary working surface 36, at least one windward rib 37 is arranged on the auxiliary working surface 36, the windward rib 37 comprises a plane part 38 and a bending part 39, the plane part 38 is arranged along the length direction of the fan blade 2, the bending part 39 is bent towards the fixed seat 33 and is contacted with the fixed seat 33, the width of the bending part 39 is gradually smaller from a connecting part with the plane part 38 to a contact part with the fixed seat 33, the height of the plane part 38 is larger than the height of the fixed seat 33 higher than the auxiliary working surface 36, the included angle between the windward rib 37 and the auxiliary working surface 36 is adjusted according to matching, the number of the windward ribs 37 can be set according to matching, and the height of the fixed seat 33 higher than the main working surface 35 is higher than the height of the fixed seat 33 higher than the auxiliary working surface 36.
Hydraulic oil enters the piston 19 through the oil inlet channel 13, the piston 19 is controlled to move up and down by controlling the hydraulic oil to enter and exit from the oil outlet 7, the piston 19 moves up and down to drive the sliding block 25 to move up and down, the pin 30 is rotationally connected with the sliding block 25, the sliding block 25 and the pin 30 drive the fan blade shaft 28 to rotate, and then the fan blade 2 is driven to rotate, so that the wind direction is changed, in the process, lubricating oil enters the oil inlet 10 from the cavity wall, and after the lubricating oil exits from the oil outlet 7 through the lubricating oil channel 8, the sliding block 25, the pin 30 and other parts are lubricated, friction is reduced, and the service life is prolonged; in addition, by arranging at least one windward rib 37 on the auxiliary working face 36, the air quantity of the auxiliary working face 36 is increased, so that the fan can still output enough air quantity after turning, the actual requirement is met, the strength of the fan blade 2 can be increased, the thickness of the fan blade 2 is reduced, and the power consumption is reduced; the height of the windward rib 37 is larger than the height of the fixing seat 33 higher than the auxiliary working surface 36, so that the fixing seat 33 cannot influence the air output due to the too high height.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A reversible fan assembly with a lubricant oil circulation, characterized by: including steering mechanism (1), steering mechanism (1) includes midbody (3), the upper portion of midbody (3) is equipped with protecgulum (4), the lower part of midbody (3) is equipped with back lid (5), the inboard of back lid (5) is equipped with recess (6), be equipped with oil-out (7) in recess (6), oil-out (7) intercommunication has a plurality of lubricating oil passageway (8), lubricating oil passageway (8) set up inside back lid (5), lubricating oil passageway (8) intercommunication has oil inlet (10), the equidistant connection of periphery of steering mechanism (1) has a plurality of flabellums (2).
2. A lubricant recyclable reversing fan device as defined in claim 1, wherein: the lubricating oil channels (8) are vertically arranged with the oil outlets (7), the lubricating oil channels (8) penetrate out of the rear cover (5), plugs (9) are arranged at positions, penetrating out of the rear cover (5), of the lubricating oil channels (8), oil inlets (10) are arranged right above each lubricating oil channel (8) and are closely adjacent to the positions of the intermediate body (3), and the oil inlets (10) are vertically arranged with the lubricating oil channels (8).
3. A lubricant recyclable reversing fan device according to claim 2, characterized in that: the fan blade (2) comprises a main working surface (35) and an auxiliary working surface (36), at least one windward rib (37) is arranged on the auxiliary working surface (36), the windward rib (37) comprises a plane part (38) and a bending part (39), and the plane part (38) is arranged along the length direction of the fan blade (2).
4. A lubricant recyclable reversing fan device according to claim 3, characterized in that: one end of the fan blade (2) is provided with a fixed seat (33), a bending part (39) bends towards the fixed seat (33) and contacts with the fixed seat (33), the width of the bending part (39) is gradually smaller from a connecting part with a plane part (38) to a contact part with the fixed seat (33), and the height of the plane part (38) is larger than the height of the fixed seat (33) higher than the height of the auxiliary working surface (36).
5. A lubricant recyclable reversing fan device according to claim 4, wherein: the center position of the front cover (4) is provided with a front shell (11), the periphery of the front shell (11) is connected with a piston (19) in a sliding mode, the outer side of the upper end of the piston (19) is connected with an extension part (21), and the extension part (21) abuts against the intermediate body (3) and is connected with the intermediate body (3) in a sliding mode.
6. A lubricant recyclable reversing fan device according to claim 5, wherein: the periphery of the piston (19) is provided with a second spring (23), the upper end of the second spring (23) is fixedly connected with the piston (19), and the lower end of the second spring (23) is fixedly connected in the groove (6).
7. A lubricant recyclable reversing fan device according to claim 6, wherein: an oil inlet shaft (12) is arranged in the front shell (11), an oil inlet duct (13) is arranged in the oil inlet shaft (12), the oil inlet duct (13) penetrates out of the front shell (11), a gap (20) is formed between the front end of the piston (19) and the end part of the front shell (11), and a sealing ring (22) is arranged on the side part of the front shell (11).
8. A lubricant recyclable reversing fan device according to claim 7, wherein: a plurality of support rings (24) are uniformly and fixedly connected to the lower end plane of the extension part (21), an annular pressing plate (26) is arranged below the support rings (24), the annular pressing plate (26) is fixed with the extension part (21) through screws (27), the screws (27) penetrate through the support rings (24), sliding blocks (25) are respectively arranged between two adjacent support rings (24), and the sliding blocks (25) slide between the annular pressing plate (26) and the extension part (21).
9. A lubricant recyclable reversing fan device as defined in claim 8, wherein: the side circumference equidistant of midbody (3) is provided with a plurality of through-hole, and midbody (3) are connected with flabellum axle (28) respectively through a plurality of through-hole, and one end fixedly connected with base (29) of flabellum axle (28), base (29) are the disc, fixedly connected with round pin (30) on base (29), and round pin (30) set up in the one side of deviating from the centre of a circle of base (29), in round pin (30) insert sliding block (25) and rotate with sliding block (25) and be connected.
10. A lubricant recyclable reversing fan device according to claim 9, wherein: the fixing seat (33) is internally provided with a mounting hole (34), the mounting hole (34) is connected with the fan blade shaft (28), the fan blade shaft (28) is sleeved with a thrust bearing (31), the inner side of the intermediate body (3) is provided with an annular clamping groove (32), and the thrust bearing (31) is arranged between the base (29) and the annular clamping groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322441154.1U CN220849829U (en) | 2023-09-08 | 2023-09-08 | Reversing fan device with circulated lubricating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322441154.1U CN220849829U (en) | 2023-09-08 | 2023-09-08 | Reversing fan device with circulated lubricating oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849829U true CN220849829U (en) | 2024-04-26 |
Family
ID=90782935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322441154.1U Active CN220849829U (en) | 2023-09-08 | 2023-09-08 | Reversing fan device with circulated lubricating oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849829U (en) |
-
2023
- 2023-09-08 CN CN202322441154.1U patent/CN220849829U/en active Active
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