CN213575479U - Helicopter reduction box lubricating system - Google Patents
Helicopter reduction box lubricating system Download PDFInfo
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- CN213575479U CN213575479U CN202022392496.5U CN202022392496U CN213575479U CN 213575479 U CN213575479 U CN 213575479U CN 202022392496 U CN202022392496 U CN 202022392496U CN 213575479 U CN213575479 U CN 213575479U
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Abstract
The utility model discloses a helicopter reduction gearbox lubricating system, which comprises a box body and a base arranged at the bottom of the box body, wherein the inner side of the box body is provided with a first bevel gear and a second bevel gear, the inner side of the box body is provided with a top shaft in a penetrating way, the first bevel gear is arranged on the bottom surface of the top shaft, one side of the top end of the box body is provided with an integrated oil injection end, the inside of the oil injection end is provided with an oil injection hole in a penetrating way, and the bottom end of the oil injection hole is provided with a through hole communicated with the inner side of the; through the oil filling end, the oil filling hole, the oil drain hole, the pump piece and the easy-to-operate plugging mechanism, an operator can more conveniently inject lubricating oil into the inner side of the box body for lubrication, the convenience of oil filling operation is improved, sufficient lubrication between the first umbrella teeth and the second umbrella teeth is ensured, and the use stability of the reduction gearbox of the helicopter is ensured.
Description
Technical Field
The utility model belongs to the technical field of the helicopter reducing gear box, concretely relates to helicopter reducing gear box lubricating system.
Background
The reduction box of helicopter is composed of power input end of engine and power output end connected with transmission shaft of rotor and tail rotor accessories, and is one of main transmission parts of helicopter and also the most complex, largest and most important part of transmission device. The power of the engine with high rotating speed and small torque is changed into low rotating speed and large torque to be transmitted to the rotor shaft, and the power is transmitted to the tail rotor, accessories and the like according to the requirements of the rotating speed and the torque. In a helicopter, it also acts as a central stressed member that will directly bear all the forces and moments generated by the rotor and transmit them to the airframe.
Current helicopter reducing gear box when using, need regularly pour into lubricating oil into between first bevel gear and the second bevel gear and lubricate, nevertheless the method of pouring into lubricating oil into now is comparatively loaded down with trivial details, and the operating personnel of being not convenient for carries out the oiling lubrication in the direct lift reducing gear box, has certain drawback, for this the utility model provides a helicopter reducing gear box lubricating system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a helicopter reducing gear box lubricating system to solve the current helicopter reducing gear box that provides in the above-mentioned background art when using, need regularly pour into lubricating oil into between first bevel gear and the second bevel gear and lubricate, nevertheless the method of pouring into lubricating oil into now is comparatively loaded down with trivial details, and the operating personnel of being not convenient for carries out the oiling lubrication in the daily alignment helicopter reducing gear box, has certain drawback problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a helicopter reducing gear box lubricating system, includes the box and installs the base at the bottom half, the inboard of box is provided with first bevel gear and second bevel gear, and the inboard of box runs through and is provided with the apical axis, first bevel gear is installed on the bottom surface of apical axis, top one side of box is equipped with the oiling end of integral type, and the inside of oiling end runs through and has seted up the oil filler point, the bottom of oil filler point set up with the inboard communicating through-hole of box, the oil drain has been seted up to one side of base, the inboard of box is provided with the pump spare, just the pump spare is in the bottom of second bevel gear, the top of box is equipped with the easy operation shutoff mechanism corresponding with the oil filler point.
Preferably, the easily-operated plugging mechanism comprises a base block fixed at the top of the box body, a spring groove is formed in the base block, the bottom end of the spring groove is connected with a supporting block through a spring, a pull rod is fixed on one side of the supporting block, the top end of the pull rod penetrates through the outer side of the base block, a first rotating part is rotatably connected to the top end of the pull rod, and a rotating cover corresponding to the oil injection end is fixed at the bottom of the first rotating part.
Preferably, a sealing plug is fixed on the inner side of the rotating cover, and the top end of the sealing plug extends into the inner side of the oil filling hole.
Preferably, the top end of the pull rod is provided with a round rod with a T-shaped section, and the first rotating member is sleeved on the surface of the round rod.
Preferably, the outer side of the base is rotatably connected with a sealing block, the inner side of the sealing block is provided with an integrated clamping plug, and the clamping plug is clamped on the inner side of the oil drain hole.
Preferably, the surface of the clamping plug is provided with two integrated clamping rings, and the inner wall of the oil drain hole is provided with an annular groove corresponding to the clamping rings.
Preferably, the bottom of base is fixed with rotatory base cover, and the inboard of rotatory base cover is run through and is provided with the rotary rod, the bottom of sealing block is equipped with the second rotating member of integral type, just the surface at the rotary rod is established to the second rotating member cover.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the oil filling end, the oil filling hole, the oil drain hole, the pump piece and the easy-to-operate plugging mechanism, an operator can more conveniently inject lubricating oil into the inner side of the box body for lubrication, the convenience of oil filling operation is improved, sufficient lubrication between the first umbrella teeth and the second umbrella teeth is ensured, and the use stability of the reduction gearbox of the helicopter is ensured.
2. Through the seal block, the card stopper, the annular, ring channel, the rotatory piece of second, rotatory base cover and the rotary rod that set up for oil drain hole can obtain good shutoff in the daily use, and only need when needs with incasement waste oil discharge with the seal block side draw and rotatory can, it is very convenient to operate.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view of a portion of the area A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of a portion of the area B of FIG. 1 according to the present invention;
in the figure: 1. a box body; 2. a first bevel gear; 3. a second bevel gear; 4. a base; 5. a pump member; 6. a top shaft; 7. an oil filler hole; 8. oil injection end; 9. a rotating cover; 10. sealing; 11. a first rotating member; 12. a pull rod; 13. a spring slot; 14. a base block; 15. a resisting block; 16. an oil drain hole; 17. sealing blocks; 18. blocking; 19. rotating the rod; 20. rotating the base sleeve; 21. a second rotating member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and fig. 3, the present invention provides a technical solution: a helicopter gearbox lubricating system comprises a box body 1 and a base 4 arranged at the bottom of the box body 1, wherein a first bevel gear 2 and a second bevel gear 3 are arranged on the inner side of the box body 1, a top shaft 6 penetrates through the inner side of the box body 1, the first bevel gear 2 is arranged on the bottom end surface of the top shaft 6, an integrated oil injection end 8 is arranged on one side of the top end of the box body 1, an oil injection hole 7 penetrates through the inside of the oil injection end 8, a through hole communicated with the inner side of the box body 1 is formed in the bottom end of the oil injection hole 7, an oil drain hole 16 is formed in one side of the base 4, a pump piece 5 is arranged on the inner side of the box body 1, the pump piece 5 is positioned at the bottom of the second bevel gear 3, an easy-operation plugging mechanism corresponding to the oil injection hole 7 is arranged at the top end of the box body 1, the easy-operation plugging mechanism comprises a base block 14 fixed at the top of the box body 1, one side of the abutting block 15 is welded with a pull rod 12, the top end of the pull rod 12 penetrates through the outer side of the base block 14, the top end of the pull rod 12 is rotatably connected with a first rotating piece 11, the bottom of the first rotating piece 11 is fixed with a rotating cover 9 corresponding to the oil injection end 8, and therefore an operator can inject lubricating oil into the inner side of the box body 1 for lubrication.
In this embodiment, preferably, the inside of the rotary cover 9 is fixed with a sealing plug 10 by gluing, and the top end of the sealing plug 10 extends into the inside of the oil hole 7, so that the oil hole 7 can be sealed in the daily use process.
In this embodiment, preferably, a round bar with a T-shaped cross section is fixed at the top end of the pull rod 12, and the first rotating member 11 is sleeved on the surface of the round bar, so that the first rotating member 11 can smoothly rotate at the top end of the pull rod 12.
Example 2
Referring to fig. 1 to 3, the present invention provides a technical solution: a helicopter gearbox lubricating system comprises a box body 1 and a base 4 arranged at the bottom of the box body 1, wherein a first bevel gear 2 and a second bevel gear 3 are arranged on the inner side of the box body 1, a top shaft 6 penetrates through the inner side of the box body 1, the first bevel gear 2 is arranged on the bottom end surface of the top shaft 6, an integrated oil injection end 8 is arranged on one side of the top end of the box body 1, an oil injection hole 7 penetrates through the inside of the oil injection end 8, a through hole communicated with the inner side of the box body 1 is formed in the bottom end of the oil injection hole 7, an oil drain hole 16 is formed in one side of the base 4, a pump piece 5 is arranged on the inner side of the box body 1, the pump piece 5 is positioned at the bottom of the second bevel gear 3, an easy-operation plugging mechanism corresponding to the oil injection hole 7 is arranged at the top end of the box body 1, the easy-operation plugging mechanism comprises a base block 14 fixed at the top of the box body 1, one side of the abutting block 15 is welded with a pull rod 12, the top end of the pull rod 12 penetrates through the outer side of the base block 14, the top end of the pull rod 12 is rotatably connected with a first rotating piece 11, the bottom of the first rotating piece 11 is fixed with a rotating cover 9 corresponding to the oil injection end 8, and therefore an operator can inject lubricating oil into the inner side of the box body 1 for lubrication.
In this embodiment, preferably, the inside of the rotary cover 9 is fixed with a sealing plug 10 by gluing, and the top end of the sealing plug 10 extends into the inside of the oil hole 7, so that the oil hole 7 can be sealed in the daily use process.
In this embodiment, preferably, a round bar with a T-shaped cross section is fixed at the top end of the pull rod 12, and the first rotating member 11 is sleeved on the surface of the round bar, so that the first rotating member 11 can smoothly rotate at the top end of the pull rod 12.
In this embodiment, preferably, the outer side of the base 4 is rotatably connected with a sealing block 17, the inner side of the sealing block 17 is provided with an integrated clamping plug 18, the sealing block 17 and the clamping plug 18 are made of rubber materials, the clamping plug 18 is clamped on the inner side of the oil drain hole 16, so that the oil drain hole 16 can be blocked in daily use, the surface of the clamping plug 18 is provided with two integrated snap rings, each snap ring is provided with a rubber material member, and an annular groove corresponding to the snap ring is formed in the inner wall of the oil drain hole 16, so that the clamping plug 18 can be stably clamped in the oil drain hole 16.
In this embodiment, preferably, a rotating base sleeve 20 is fixed at the bottom of the base 4, a rotating rod 19 penetrates through the inner side of the rotating base sleeve 20, an integrated second rotating element 21 is arranged at the bottom of the sealing block 17, and the second rotating element 21 is sleeved on the surface of the rotating rod 19, so that the sealing block 17 can rotate smoothly.
The utility model discloses a theory of operation and use flow: when an operator needs to inject lubricating oil into the inner side of the box body 1, the rotating cover 9 and the first rotating part 11 are pulled laterally at the same time, so that the pull rod 12 pulls the abutting block 15 to the top end of the spring groove 13, and the spring inside the spring groove 13 is gradually compressed, the rotating cover 9 and the first rotating part 11 can be smoothly pulled laterally, the sealing plug 10 is moved out from the inner side of the oil filling hole 7 until the rotating cover 9 is pulled laterally to one side of the oil filling end 8, at the moment, the rotating cover 9 and the first rotating part 11 are rotated, so that the first rotating part 11 rotates at the top end of the pull rod 12, the rotating cover 9 can be smoothly rotated and removed, then the lubricating oil is injected into the inner side of the oil filling hole 7 through an external oil filling device, and the lubricating oil can be extruded into the inner side of the box body 1, when a subsequent helicopter gearbox runs, an input shaft on one side of the box body 1 can rotate under the action of the external transmission device, and make the bevel gear of input shaft bottom drive first bevel gear 2 and second bevel gear 3 and rotate, drive pump 5 to rotate at the same time, can bring the inboard lubricating oil of box 1 into the inboard of base 4, thus the abundant lubrication, and when needing to discharge the waste oil subsequently, only need to pull the side with strength with the seal block 17, cause the snap ring on the surface of the jam 18 to be extruded from the ring channel of the inner wall of the oil drain hole 16, and make the jam 18 be pulled out from the oil drain hole 16, then rotate the seal block 17 and second rotating member 21 under the effect of rotary rod 19, cause the seal block 17 and jam 18 no longer cause any blockage to the oil drain hole 16, can cause the waste oil of the inboard of base 4 to discharge through the oil drain hole 16.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a helicopter reducing gear box lubricating system, includes box (1) and installs base (4) in box (1) bottom, the inboard of box (1) is provided with first bevel gear (2) and second bevel gear (3), and the inboard of box (1) runs through and is provided with apical axis (6), the bottom surface at apical axis (6), its characterized in that are installed in first bevel gear (2): the utility model discloses a portable hydraulic pump, including box (1), the top of box (1) is equipped with the oiling end (8) of integral type on one side, and the inside of oiling end (8) runs through and has seted up oil filler point (7), the communicating through-hole with box (1) inboard is seted up to the bottom of oil filler point (7), oil drain hole (16) have been seted up to one side of base (4), the inboard of box (1) is provided with pump spare (5), just pump spare (5) are in the bottom of second umbrella tooth (3), the top of box (1) is equipped with the easy operation shutoff mechanism corresponding with oil filler point (7).
2. A helicopter gearbox lubrication system according to claim 1 further comprising: the plugging mechanism easy to operate comprises a base block (14) fixed to the top of a box body (1), a spring groove (13) is formed in the base block (14), the bottom end of the spring groove (13) is connected with a supporting block (15) through a spring, a pull rod (12) is fixed to one side of the supporting block (15), the top end of the pull rod (12) penetrates through the outer side of the base block (14), a first rotating piece (11) is connected to the top end of the pull rod (12) in a rotating mode, and a rotating cover (9) corresponding to an oil injection end (8) is fixed to the bottom of the first rotating piece (11).
3. A helicopter gearbox lubrication system according to claim 2 further comprising: a sealing plug (10) is fixed on the inner side of the rotating cover (9), and the top end of the sealing plug (10) extends into the inner side of the oil filling hole (7).
4. A helicopter gearbox lubrication system according to claim 2 further comprising: the top end of the pull rod (12) is provided with a round rod with a T-shaped section, and the first rotating piece (11) is sleeved on the surface of the round rod.
5. A helicopter gearbox lubrication system according to claim 1 further comprising: the outer side of the base (4) is rotatably connected with a sealing block (17), the inner side of the sealing block (17) is provided with an integrated clamping plug (18), and the clamping plug (18) is clamped on the inner side of the oil drain hole (16).
6. A helicopter gearbox lubrication system as claimed in claim 5, further characterized by: the surface of the clamping plug (18) is provided with two integrated clamping rings, and the inner wall of the oil drain hole (16) is provided with an annular groove corresponding to the clamping rings.
7. A helicopter gearbox lubrication system as claimed in claim 5, further characterized by: the bottom of base (4) is fixed with rotatory base cover (20), and the inboard of rotatory base cover (20) runs through and is provided with rotary rod (19), the bottom of sealing block (17) is equipped with the second rotating member (21) of integral type, just the surface at rotary rod (19) is established to second rotating member (21) cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392496.5U CN213575479U (en) | 2020-10-25 | 2020-10-25 | Helicopter reduction box lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392496.5U CN213575479U (en) | 2020-10-25 | 2020-10-25 | Helicopter reduction box lubricating system |
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| Publication Number | Publication Date |
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| CN213575479U true CN213575479U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022392496.5U Active CN213575479U (en) | 2020-10-25 | 2020-10-25 | Helicopter reduction box lubricating system |
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| CN (1) | CN213575479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023107037A1 (en) * | 2021-12-08 | 2023-06-15 | Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi | A fluid discharge system |
-
2020
- 2020-10-25 CN CN202022392496.5U patent/CN213575479U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023107037A1 (en) * | 2021-12-08 | 2023-06-15 | Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi | A fluid discharge system |
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