CN220956665U - Detachable heat dissipation gear - Google Patents
Detachable heat dissipation gear Download PDFInfo
- Publication number
- CN220956665U CN220956665U CN202322654794.0U CN202322654794U CN220956665U CN 220956665 U CN220956665 U CN 220956665U CN 202322654794 U CN202322654794 U CN 202322654794U CN 220956665 U CN220956665 U CN 220956665U
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- Prior art keywords
- tooth
- heat dissipation
- cover plate
- hub
- guide
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 37
- 238000009423 ventilation Methods 0.000 claims abstract description 31
- 239000003921 oil Substances 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000003860 storage Methods 0.000 claims description 13
- 239000010687 lubricating oil Substances 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a detachable heat dissipation gear, which is characterized in that: the novel hub comprises a hub, a tooth sleeve, two cover plates and a plurality of fixing pieces, wherein a shaft hole is formed in the middle of the hub, the hub is connected with the tooth sleeve through a clamping groove, the two cover plates are respectively arranged on two sides of the hub and the tooth sleeve, the fixing pieces penetrate through the two cover plates and the tooth sleeve to fixedly clamp the cover plates, the cover plates are tightly attached to the tooth sleeve, and a heat dissipation and ventilation assembly is arranged on the cover plates; the advantages are that: the gear can be detached, the damaged part can be replaced, and the cost is reduced; the air duct is formed at the heat dissipation position, so that the ventilation efficiency is high, and the effect is obvious.
Description
Technical Field
The utility model relates to the technical field of mechanical transmission parts, in particular to a detachable heat dissipation gear.
Background
The gear is a common mechanical transmission part and is driven by mutual meshing, the existing gear generally comprises a gear main body and a shaft hole arranged in the center of the gear, the gear and the shaft are fixed basically by means of interference fit of the shaft hole and the shaft, and the gear is driven to rotate by means of friction force between the shaft and the shaft hole in the driving process. Chinese patent publication No. CN214092942U discloses a heat dissipation gear, including gear body and drive tooth, the internal louvre of having seted up of gear is equipped with the radiator unit on the gear body, the radiator unit is including being fixed in the mounting in the louvre, the pivot cover on the mounting is located in the rotation, be fixed in the epaxial axial blade of pivot and be fixed in the deflector on the gear body, the deflector is the arc and the slope sets up on the round of gear body, and its incline direction is opposite with the rotation direction of gear body, the guiding gutter has been seted up on the gear body round of the inboard root of guiding deflector arc, guiding gutter and louvre intercommunication. When the gear rotates, the air flow around the gear body is disturbed by the guide plate and is intercepted into the guide groove and the heat dissipation holes so as to blow the axial flow blades, so that the circulation of air in the heat dissipation holes is quickened, the heat exchange between the gear body and the outside is promoted, the temperature of the gear is effectively reduced, the possibility of abrasion deformation of the gear is further reduced, and the service life of the gear is prolonged. However, the heat dissipation gear has the following obvious defects in the use process:
1. The gears can only manually add lubricating oil among the transmission teeth, so that the loss waste is large, the lubricating efficiency is low, the lengths of through holes on the transmission teeth are different, the ventilation efficiency is different, the wear degree of each transmission tooth is different, and the transmission teeth are easy to damage;
2. The radiating component of the gear is complex, the manufacturing and installation difficulty is high, the gear can only be replaced completely after the transmission gear is damaged, and the cost is high.
Disclosure of utility model
The utility model aims to solve the technical problems that the abrasion degree is different due to different heat dissipation efficiencies of different transmission teeth of gears, the gears are extremely easy to damage, and the gears can only be replaced completely after being damaged, so that the cost is high; aiming at the problems, the detachable heat dissipation gear is provided, which is characterized in that: including wheel hub, tooth cover, two apron and a plurality of mounting, be equipped with the shaft hole in the middle of the wheel hub, wheel hub and tooth cover pass through the draw-in groove and connect, and two apron set up respectively in the both sides of wheel hub and tooth cover, and the mounting passes two apron and tooth cover, with apron fixed clamp, apron and tooth cover closely laminate, are equipped with heat dissipation ventilation assembly on the apron.
According to the technical scheme, through the detachable structure of the hub, the tooth sleeve and the cover plate of the gear, the easy-to-damage tooth sleeve can be detached to be replaced after being damaged, and the complete replacement is not needed, so that the cost is saved; through the structure that the ventilation groove is closely arranged on the guide groove, the heat transfer area is increased, the ventilation quantity is also directly increased, and the heat dissipation efficiency is high; according to the technical scheme, through the structure that the upper guide vane and the lower guide vane are arranged in a mirror image mode, wind directions on two sides of the gear are opposite to each other, wind pressure difference is formed, wind channel ports on two sides form a wind channel penetrating through the gear, and heat dissipation is faster.
The hub comprises a shaft hole, support columns, clamping blocks, oil storage bins, oil outlet holes and oil point holes, wherein the shaft hole is formed in the middle of the hub, the support columns are uniformly distributed around the periphery of the hub, a cavity is formed between every two adjacent support columns, the end heads of the support columns are provided with the clamping blocks and are clamped with tooth sleeves, the oil storage bins are arranged in the hub, lubricating oil is added through the oil point holes, the oil outlet holes are formed below the clamping blocks of the support columns, the oil outlet holes are connected with the oil storage bins, the support columns can increase the gear strength, the heat dissipation area of the cavity between the support columns is increased, the oil storage bins can supply oil in gear rotation, and the lubricating efficiency is improved.
According to the technical scheme, the tooth sleeve comprises transmission teeth, guide posts, clamping grooves and oil grooves, the transmission teeth are uniformly distributed on the periphery of the tooth sleeve in a surrounding mode, the guide posts are arranged on the surfaces of two sides of the transmission teeth, the clamping grooves are formed in the corresponding positions of tooth roots of the transmission teeth on the inner side of the tooth sleeve, the oil grooves are formed below the clamping grooves and extend outwards to tooth end faces of the transmission teeth, the number of the transmission teeth is consistent with that of the support posts, the stress of each transmission tooth is uniform, the guide posts provide guide functions for cover plates on the two sides, and the oil grooves can directly supply oil to the meshing faces.
According to the technical scheme, the edge of the cover plate is provided with a plurality of guide grooves, the guide grooves penetrate through the whole cover plate, the guide grooves correspond to the guide columns in position, the cover plate is clamped to prevent the hub and the tooth sleeve from being separated in gear rotation, and through holes are formed in the position of the oil holes of the cover plate, so that lubricating oil can be added without disassembling the cover plate.
The heat dissipation and ventilation assembly comprises a ventilation groove, a guide vane and an air duct opening, wherein the ventilation groove is arranged on one surface of the cover plate close to the tooth sleeve, the ventilation groove is perpendicular to the direction of the guide groove and is close to the guide groove, the guide vane is arranged on one surface of the cover plate far away from the tooth sleeve, the air duct opening is arranged at the tail end of the guide vane and penetrates through the cover plate, the air duct opening is communicated with a cavity between two adjacent support columns on the hub, and when the gear rotates, the ventilation in the ventilation groove is quickened, and the guide vane can also increase the ventilation on the surface of the cover plate.
According to the technical scheme, the guide vane is perpendicular to the cover plates, one end of the guide vane extends outwards to the edge of the cover plates, the other end of the guide vane extends inwards to the inner side of the air channel opening, the middle of the guide vane is bent to form an arc, the guide vanes on the upper cover plate and the lower cover plate are arranged in a mirror image mode, the mirror image reference object is the nearest air channel opening towards which the guide vane faces after being bent, the air circulation directions of the upper cover plate and the lower cover plate are opposite, the air pressures on the two sides are inconsistent, an air channel is formed, the air channel penetrates through the air channel opening, and heat dissipation is carried out on the gear.
For the optimization of the technical scheme of the utility model, the fixing piece is a screw nut pair, the cover plate is tightly connected with the tooth sleeve, and heat is quickly transferred to the cover plate and discharged.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the technical scheme, through the detachable structure of the hub, the tooth sleeve and the cover plate of the gear, the easy-to-damage tooth sleeve can be detached to be replaced after being damaged, the complete replacement is not needed, and the cost is saved.
2. According to the technical scheme, through the structure that the ventilation groove is closely arranged on the guide groove, the heat transfer area is increased, the ventilation quantity is also directly increased, and the heat dissipation efficiency is high.
3. According to the technical scheme, through the structure that the upper guide vane and the lower guide vane are arranged in a mirror image mode, wind directions on two sides of the gear are opposite to each other, wind pressure difference is formed, wind channel ports on two sides form a wind channel penetrating through the gear, and heat dissipation is faster.
Drawings
FIG. 1 is an exploded view of a detachable heat dissipating gear;
Fig. 2 is a schematic view of a detachable heat dissipation gear partially sectioned.
In the figure: hub 1, shaft hole 11, support column 12, clamping block 13, oil storage bin 14, oil outlet 15, oil point hole 16, tooth sleeve 2, transmission tooth 21, guide column 22, clamping groove 23, oil groove 24, cover plate 3, guide groove 31, ventilation groove 32, guide vane 33, air duct opening 34, fixing piece 4
Detailed Description
The following describes the technical solution in the embodiment of the present utility model in detail with reference to fig. 1-2 in the embodiment of the present utility model.
Example 1
As shown in fig. 1 and 2, a detachable heat dissipation gear comprises a hub 1, a tooth sleeve 2, two cover plates 3 and a plurality of fixing pieces 4, wherein a shaft hole 11 is formed in the middle of the hub 1, the hub 1 and the tooth sleeve 2 are connected through a clamping groove 23, the two cover plates 3 are respectively arranged on two sides of the hub 1 and the tooth sleeve 2, the fixing pieces 4 penetrate through the two cover plates 3 and the tooth sleeve 2, the cover plates 3 are fixedly clamped, the cover plates 3 are tightly attached to the tooth sleeve 2, and a heat dissipation and ventilation assembly is arranged on the cover plates 3.
The hub 1 comprises a shaft hole 11, a support column 12, a clamping block 13, an oil storage bin 14, an oil outlet 15 and an oil point hole 16, wherein the shaft hole 11 is arranged in the middle of the hub 1 and is connected with a rotating bearing.
The support columns 12 are uniformly distributed around the periphery of the hub 1, a cavity is formed between every two adjacent support columns 12, dead weight is reduced, heat dissipation area is increased, clamping blocks 13 are arranged at the ends of the support columns 12 and are clamped with clamping grooves 23 on the tooth sleeve 2, and the center line of the support column 12 passes through the center of the shaft hole 11.
The oil storage bin 14 is arranged in the hub 1, lubricating oil is added through the oil point holes 16, oil outlet holes 15 are formed in the supporting columns 12 below the clamping blocks 13, the oil outlet holes 15 are connected with the oil storage bin 14, and when the gears rotate, the lubricating oil flows out of the oil storage bin 14 to the oil outlet holes 15 due to the centrifugal force.
The oil point holes 16 are arranged on the surface of the hub 1, the cover plate 3 is provided with the same through holes at corresponding positions, and when lubricating oil needs to be added, the whole plate change is not required to be detached.
The tooth sleeve 2 comprises transmission teeth 21, guide posts 22, clamping grooves 23 and oil grooves 24, the transmission teeth 21 are uniformly distributed around the periphery of the tooth sleeve 2, and the number of the transmission teeth 21 is the same as that of the support posts 12.
The clamping groove 23 is arranged at the corresponding position of the tooth root of the transmission tooth 21 at the inner side of the tooth sleeve 2 and can be clamped with the clamping block 13, the oil groove 24 is arranged below the clamping groove 23 and extends outwards to the tooth end surface of the transmission tooth 21, and after the tooth sleeve 2 is clamped with the hub 1, the oil groove 24 corresponds to the oil outlet 15 of the hub 1.
When the gear rotates, lubricating oil can flow out of the oil outlet hole 15 of the hub 1 due to centrifugal force and directly reach the transmission gear 21 to be meshed through the oil groove 24 on the gear sleeve 2, so that the lubricating efficiency is improved.
The guide posts 22 are arranged on the surfaces of the two sides of the transmission teeth 21, the sections of the guide posts are square, and the guide posts are matched with the guide grooves 31 on the cover plate 3, so that the guidance quality is good.
The profile of the cover plate 3 is consistent with the profile of the tooth sleeve 2 combination of the hub 1, the fitting is completed tightly, the hub 1 and the tooth sleeve 2 are clamped tightly, and the heat transfer is faster.
The apron 3 border is equipped with a plurality of guide slots 31, and the whole apron of guide slot 31 link up can cooperate with the guide post 22 on the tooth cover 2, and hookup location is more agreeable, and apron 3 is the fine material of heat conductivity, can be fast in with the motion, and the heat transfer that the drive tooth 21 produced is to apron 3, then spills the hot subassembly through ventilation and get rid of.
When the cover plate 3 corresponding to one side of the oil point holes 16 is installed through the guide groove 31, the through holes of the corresponding oil point holes 16 need to be adjusted to the positions of the oil point holes 16, otherwise, the lubricating oil can only be added by detaching the cover plate 3.
The heat dissipation and ventilation assembly comprises a ventilation groove 32, a guide vane 33 and a wind channel opening 34, wherein the ventilation groove 32 is arranged on one surface of the cover plate 3, which is close to the tooth sleeve 2, is perpendicular to the direction of the guide groove 31 and is close to the guide groove 31, the ventilation groove 32 is the same as the rotation direction, and the ventilation in the ventilation groove 32 is quickened when the gear rotates, so that the heat dissipation efficiency is improved.
The guide vane 33 is arranged on one surface of the cover plate 3 far away from the tooth sleeve 2, is perpendicular to the cover plate 3, and is provided with an air duct opening 34 at the tail end of the guide vane 33, and the air duct opening 34 penetrates through the cover plate 3.
One end of the guide vane 33 extends outwards to the edge of the cover plate 3, the other end extends inwards to the inner side of the air duct opening 34, the middle of the guide vane 33 is bent to form radian, the guide vanes 33 on the upper cover plate 3 and the lower cover plate 3 are arranged in a mirror image mode, and the mirror image reference is the nearest air duct opening 34 towards which the guide vane 33 faces after being bent.
When the gear rotates, the air flow is accelerated by the guide sheets 33, and because the guide sheets on the cover plates 3 at the two sides are in mirror image arrangement, wind blows inwards at one side, and blows outwards at the other side, and the air pressure difference is formed on the surfaces of the cover plates 3 at the two sides, so that an air channel penetrating through the gear is formed.
The wind blows from the surface of the cover plate 3 on one side to the wind channel opening 34, passes through the cavity between the adjacent two support columns 12 of the hub 1, and then blows out from the wind channel opening 34 of the cover plate 3 on the other side, so that heat generated in the rotation of the gears is taken away.
The fixing piece 4 is a screw nut pair, the cover plate is tightly connected with the tooth sleeve, and heat is quickly transferred to the cover plate and discharged.
The application method of the detachable heat dissipation gear of the embodiment is as follows:
Firstly, a clamping block 13 of a hub 1 is aligned with a clamping groove 23 of a tooth sleeve 2, the hub 1 and the tooth sleeve 2 are clamped together, one surface of each cover plate 3 provided with a guide vane 33 faces outwards and is respectively arranged on two sides, a guide groove 31 at the outer edge of each cover plate 3 is aligned with a guide post 22 on the tooth sleeve 2, an oil point hole 16 can be exposed from a through hole on the side cover plate 3, each cover plate 3 clamps the hub 1 and the tooth sleeve 2, then a plurality of fixing pieces 4 are taken, a screw rod of each fixing piece 4 sequentially penetrates through the cover plate 3, the tooth sleeve 2 and the other cover plate 3, the other end is fixed by nuts, the two cover plates 3 are clamped, the hub 1 and the tooth sleeve 2 cannot axially displace and shake, lubricating oil can be added to an oil storage bin 15 through a through hole arranged on the cover plate 3 corresponding to the oil point hole 16, the cover plate 3 is provided with a through hole as same as the through hole 11 in the corresponding position of the shaft hole, and when the gear is installed, and the sleeve can be sleeved on a rotating bearing through the shaft hole 11. When the gear rotates, the ventilation groove 32 is the same as the rotation direction, the ventilation groove 32 is faster in air circulation, the heat dissipation efficiency is higher, the guide sheets 33 on the cover plates accelerate the air flow, because the guide sheets on the cover plates 3 on two sides are mirror image arrangement, when the gear rotates, wind blows inwards on one side, the other side blows outwards, the surfaces of the cover plates 3 on two sides form wind pressure difference, and then a wind channel penetrating through the gear is formed, the wind passes through a cavity between two adjacent support columns 12 of the hub 1 from the wind channel opening 34 on one side, and then is blown out from the wind channel opening 34 of the cover plate 3 on the other side, the heat dissipation efficiency is high, lubricating oil also flows out from the oil outlet 15 of the hub 1 due to centrifugal force in motion, and directly reaches the transmission teeth 21 through the oil grooves 24 on the tooth sleeve 2 to be meshed, and the lubrication efficiency is improved. When the tooth sleeve 2 is damaged, the fixing piece 4 is opened, the damaged tooth sleeve 2 is taken down, a new tooth sleeve 2 is replaced, and the steps are repeated.
The above embodiments are only for illustrating the technical idea of the present utility model, and the protection scope of the present utility model is not limited thereto, and any modification made on the basis of the technical scheme according to the technical idea of the present utility model falls within the protection scope of the present utility model.
Claims (7)
1. The utility model provides a but split heat dissipation gear which characterized in that: including wheel hub (1), tooth cover (2), two apron (3) and a plurality of mounting (4), be equipped with shaft hole (11) in the middle of wheel hub (1), wheel hub (1) and tooth cover (2) are connected through draw-in groove (23), two apron (3) set up respectively in the both sides of wheel hub (1) and tooth cover (2), mounting (4) pass two apron (3) and tooth cover (2), with apron (3) fixed clamp, apron (3) closely laminate with tooth cover (2), are equipped with heat dissipation ventilation assembly on apron (3).
2. A detachable heat dissipation gear according to claim 1, wherein: hub (1) is including shaft hole (11), support column (12), fixture block (13), oil storage storehouse (14), oil outlet (15) and some oilhole (16), shaft hole (11) set up in the middle of hub (1), support column (12) are around hub (1) peripheral evenly distributed, form the cavity between two adjacent support columns (12), support column (12) end sets up fixture block (13) and tooth cover (2) joint, oil storage storehouse (14) set up in hub (1), add lubricating oil through some oilholes (16), each support column (12) all are equipped with oil outlet (15) in fixture block (13) below, oil outlet (15) all link to each other with oil storage storehouse (14).
3. A detachable heat dissipation gear according to claim 1, wherein: the tooth sleeve (2) comprises a transmission tooth (21), guide posts (22), clamping grooves (23) and oil grooves (24), the transmission tooth (21) is evenly distributed around the periphery of the tooth sleeve (2), the guide posts (22) are arranged on the surfaces of two sides of the transmission tooth (21), the clamping grooves (23) are arranged at the corresponding positions of tooth roots of the transmission tooth (21) on the inner side of the tooth sleeve (2), and the oil grooves (24) are arranged below the clamping grooves (23) and extend outwards to tooth end faces of the transmission tooth (21).
4. A detachable heat dissipation gear according to claim 1, wherein: the edge of the cover plate (3) is provided with a plurality of guide grooves (31), and the guide grooves (31) penetrate through the whole cover plate.
5. A detachable heat dissipation gear according to claim 1, wherein: the heat dissipation and ventilation assembly comprises a ventilation groove (32), a guide vane (33) and an air duct opening (34), wherein the ventilation groove (32) is arranged on one surface of the cover plate (3) close to the tooth sleeve (2), the ventilation groove (32) is perpendicular to the direction of the guide groove (31) and is close to the guide groove (31), the guide vane (33) is arranged on one surface of the cover plate (3) far away from the tooth sleeve (2), the air duct opening (34) is arranged at the tail end of the guide vane (33), and the air duct opening (34) penetrates through the cover plate (3).
6. The detachable radiating gear according to claim 5, wherein: the air deflector (33) is perpendicular to the cover plate (3), one end of the air deflector extends outwards to the edge of the cover plate (3), the other end of the air deflector extends inwards to the inner side of the air duct opening (34), the middle of the air deflector (33) is bent to form radian, the air deflector (33) on the upper cover plate (3) and the lower cover plate (3) are arranged in a mirror image mode, and the mirror image reference is the nearest air duct opening (34) towards which the air deflector (33) faces after being bent.
7. A detachable heat dissipation gear according to claim 1, wherein: the fixing piece (4) is a screw nut pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322654794.0U CN220956665U (en) | 2023-09-28 | 2023-09-28 | Detachable heat dissipation gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322654794.0U CN220956665U (en) | 2023-09-28 | 2023-09-28 | Detachable heat dissipation gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956665U true CN220956665U (en) | 2024-05-14 |
Family
ID=90981941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322654794.0U Active CN220956665U (en) | 2023-09-28 | 2023-09-28 | Detachable heat dissipation gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956665U (en) |
-
2023
- 2023-09-28 CN CN202322654794.0U patent/CN220956665U/en active Active
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