CN218266114U - Fixing device of external generator of helicopter engine - Google Patents
Fixing device of external generator of helicopter engine Download PDFInfo
- Publication number
- CN218266114U CN218266114U CN202222811705.4U CN202222811705U CN218266114U CN 218266114 U CN218266114 U CN 218266114U CN 202222811705 U CN202222811705 U CN 202222811705U CN 218266114 U CN218266114 U CN 218266114U
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- generator
- lead screw
- fixing bolt
- adjusting
- support
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Abstract
The utility model relates to an in the aircraft power device field, and a fixing device of external generator of helicopter engine is disclosed, including generator and installing support, the installing support is installed at the generator rear and is had not sheltering from the region, the both sides that the installing support corresponds the generator are provided with the fixing bolt of two sets of symmetries, the generator is through two sets of fixing bolt and installing support fixed connection, installing support one side fixing bolt's position is provided with the support riser of integration, the support riser outwards sets up the extension, and the support riser corresponds the extension and rotates and install accommodate the lead screw, be provided with adjusting part on the accommodate the lead screw, accommodate the lead screw is connected with the interval bush through adjusting part, the interval bush cup joints with a set of fixing bolt and is connected with the driving belt of generator, install at the generator rear through the installing support and do not shelter from the region and through fixing bolt fixed connection, dismantle or fix the generator through fixing bolt promptly, be convenient for operating personnel dismantles, the installation.
Description
Technical Field
The utility model relates to an especially relate to helicopter generator repacking, the repacking field at aircraft power device, specifically be a fixing device of external generator of helicopter engine.
Background
When a helicopter (unmanned helicopter) is modified or additionally provided with task equipment, a more powerful airborne power supply system is generally required to ensure the normal operation of task loads, therefore, in order to meet the normal power consumption of the task equipment, a fixing device is installed on an original mounting hole of a helicopter engine to change or modify different generators, the changed or modified generators are fixed by an adjustable mounting bracket, the original generator mounting bracket is generally used, the disassembly and maintenance space for replacing the mounting position of the existing helicopter generator in a difficult operation and maintenance mode is smaller, the tightness adjustment of a transmission belt is more complicated, the generated energy of the existing generator cannot meet the requirements when different task loads of the helicopter are responded, the labor cost and the time cost are higher when the high-power generator is disassembled, replaced and installed, and therefore, the fixing device of the external generator of the helicopter engine is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a fixing device of external generator of helicopter engine has solved foretell problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device of external generator of helicopter engine, includes generator and installing support, the installing support is installed and is not had the region of sheltering from at the generator rear, the both sides that the installing support corresponds the generator are provided with the fixing bolt of two sets of symmetries, the generator is through two sets of fixing bolt and installing support fixed connection, installing support one side fixing bolt's position is provided with the support riser of integration, the support riser outwards sets up the extension, and the support riser corresponds the extension and rotates and install accommodate the lead screw, the last regulating part that is provided with of accommodate the lead screw, accommodate the lead screw is connected with the interval bush through regulating part, the interval bush cup joints with a set of fixing bolt and is connected with the driving belt of generator.
Preferably, the vertical plate of the support is vertical and is provided with a through rectangular vertical groove corresponding to the position of the fixing bolt, and the adjusting component connected with the spacing bush penetrates through the rectangular vertical groove.
Preferably, the adjusting screw rod extends out of the outer wall of the top of the vertical plate of the support and is fixedly provided with a first knob, and the adjusting screw rod is parallel to the rectangular vertical groove.
Preferably, the adjusting assembly comprises a moving block and a threaded lead screw, the moving block is sleeved on the adjusting lead screw corresponding to the upper thread, the threaded lead screw is sleeved on one side of the moving block corresponding to the adjusting lead screw in a threaded manner, and one end of the threaded lead screw penetrates through the rectangular vertical groove and is sleeved with the spacing bush in a threaded manner.
Preferably, the threaded screw rod is perpendicular to the adjusting screw rod, and a second knob is fixedly mounted on the outer wall of one end, away from the spacing bush, of the threaded screw rod.
(III) advantageous effects
Compared with the prior art, the utility model provides a fixing device of external generator of helicopter engine possesses following beneficial effect:
1. this fixing device of external generator of helicopter engine through installing the installing support at the rear of generator and do not have the region of sheltering from, and connect through two sets of fixing bolt, need dismantle or fixed generator through two rotatory fixing bolt promptly, and the operating personnel of being convenient for dismantles, installs.
2. This external generator's of helicopter engine fixing device, and make the movable block among the adjusting part reciprocate through the rotatory accommodate the lead screw of knob according to the lead screw principle, thereby fall that interval bush and the fixing bolt who is connected with the belt through movable block and screw lead screw and adjust the removal along the rectangle vertical groove strip from top to bottom, thereby adjust generator driving belt's elasticity, and through two rotatory screw lead screws of knob, cause the interval bush to remove, thereby adjust the depth of parallelism of driving belt between interval bush and the support riser.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the spacer bushing of the present invention;
fig. 3 is a schematic view of the structure of the adjusting assembly of the present invention.
In the figure: 1. a generator; 2. mounting a bracket; 3. adjusting a screw rod; 4. a spacer bushing; 5. fixing the bolt; 6. a support vertical plate; 7. a rectangular vertical slot; 8. an adjustment assembly; 9. a first knob; 10. a moving block; 11. a threaded lead screw; 12. and a second knob.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-3, a fixing device for an external generator of a helicopter engine comprises a generator 1 and a mounting bracket 2, wherein the mounting bracket 2 is installed in a non-shielding area behind the generator 1, two sets of symmetrical fixing bolts 5 are arranged on two sides of the mounting bracket 2 corresponding to the generator 1, the generator 1 is fixedly connected with the mounting bracket 2 through the two sets of fixing bolts 5, the mounting bracket 2 is installed in the non-shielding area behind the generator 1 and is connected through the two sets of fixing bolts 5, namely, the generator 1 is disassembled or fixed through the two sets of rotating fixing bolts 5, so that an operator can conveniently disassemble and install the generator, an integrated bracket vertical plate 6 is arranged at the position of the fixing bolt 5 on one side of the mounting bracket 2, an extending part is outwards arranged on the bracket vertical plate 6, an adjusting screw rod 3 is rotatably installed corresponding to the extending part, an adjusting component 8 is arranged on the adjusting screw rod 3, the adjusting screw rod 3 is connected with a spacing bush 4 through the adjusting component 8, and the spacing bush 4 is sleeved with the set of fixing bolts 5 and connected with a transmission belt of the generator 1.
Furthermore, the support vertical plate 6 is vertical and is provided with a penetrating rectangular vertical groove 7 corresponding to the position of the fixing bolt 5, and an adjusting component 8 connected with the spacing bush 4 penetrates the rectangular vertical groove 7.
Furthermore, a first knob 9 is fixedly mounted on the outer wall of the top of the adjusting screw rod 3 extending out of the support vertical plate 6, so that the adjusting screw rod 3 can be conveniently rotated, and the adjusting screw rod 3 is parallel to the rectangular vertical groove 7.
Further, adjusting part 8 includes movable block 10 and screw lead screw 11, adjusting lead screw 3 corresponds the upper thread and has cup jointed movable block 10, movable block 10 corresponds one side screw of adjusting lead screw 3 and has cup jointed screw lead screw 11, the one end of screw lead screw 11 runs through rectangle vertical slot 7 and screw cup joints interval bush 4, simultaneously according to the lead screw principle through knob 9 rotatory adjusting lead screw 3 make movable block 10 in adjusting part 8 reciprocate, thereby fall that interval bush 4 and fixing bolt 5 be connected with the belt through movable block 10 and screw lead screw 11 and adjust the removal along rectangle vertical slot 7 from top to bottom, thereby adjust the elasticity of generator driving belt.
Further, screw lead screw 11 and accommodate the lead screw 3 mutually perpendicular, and screw lead screw 11 deviates from on the one end outer wall of interval bush 4 fixed mounting have knob two 12, are convenient for rotate screw lead screw 11, through the rotatory screw lead screw 11 of knob two 12, cause interval bush 4 to remove to the depth of parallelism of adjustment driving belt is adjusted to the interval thickness between adjustment interval bush 4 and the support riser 6.
The working principle is as follows: the mounting bracket 2 is mounted in a non-shielding area behind the generator 1 and is connected through the two groups of fixing bolts 5, namely the generator 1 is dismounted or fixed through the two rotary fixing bolts 5, so that the dismounting and mounting of an operator are facilitated; simultaneously according to the lead screw principle through knob one 9 rotatory accommodate the lead screw 3 make the movable block 10 among the adjusting part 8 reciprocate to fall that interval bush 4 and fixing bolt 5 that are connected with the belt through movable block 10 and screw lead screw 11 and adjust the removal along rectangle vertical slot 7 strip from top to bottom, thereby adjust generator driving belt's elasticity, and rotate screw lead screw 11 through knob two 12, cause interval bush 4 to move, thereby adjust the depth of parallelism of driving belt between interval bush 4 and the support riser 6.
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 (5)
1. The utility model provides a fixing device of external generator of helicopter engine, includes generator (1) and installing support (2), its characterized in that: installing support (2) are installed and are not sheltered from the region at generator (1) rear, the both sides that installing support (2) correspond generator (1) are provided with fixing bolt (5) of two sets of symmetries, generator (1) are through two sets of fixing bolt (5) and installing support (2) fixed connection, the position of installing support (2) one side fixing bolt (5) is provided with support riser (6) of integration, support riser (6) outwards set up the extension, and support riser (6) correspond the extension and rotate and install accommodate the lead screw (3), be provided with adjusting part (8) on accommodate the lead screw (3), accommodate the lead screw (3) and be connected with interval bush (4) through adjusting part (8), interval bush (4) cup joint and are connected with the drive belt of generator (1) with a set of fixing bolt (5).
2. The fixing device for the helicopter engine external generator according to claim 1, characterized in that: the support vertical plate (6) is vertical and is provided with a through rectangular vertical groove (7) corresponding to the position of the fixing bolt (5), and an adjusting component (8) connected with the spacing bush (4) penetrates through the rectangular vertical groove (7).
3. The fixing device for the external generator of the helicopter engine as defined in claim 2, wherein: the adjusting screw rod (3) extends out of the outer wall of the top of the vertical support plate (6) and is fixedly provided with a first knob (9), and the adjusting screw rod (3) is parallel to the rectangular vertical groove (7).
4. The fixing device for the helicopter engine external generator according to claim 3, characterized in that: the adjusting assembly (8) comprises a moving block (10) and a threaded lead screw (11), the moving block (10) is sleeved on the adjusting lead screw (3) in a corresponding mode, the threaded lead screw (11) is sleeved on one side, corresponding to the adjusting lead screw (3), of the moving block (10), one end of the threaded lead screw (11) penetrates through the rectangular vertical groove (7) and is sleeved with the spacing bush (4) in a threaded mode.
5. The fixing device for the helicopter engine external generator according to claim 4, characterized in that: and the threaded screw rod (11) is perpendicular to the adjusting screw rod (3), and a second knob (12) is fixedly mounted on the outer wall of one end of the threaded screw rod (11) departing from the spacing bush (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222811705.4U CN218266114U (en) | 2022-10-25 | 2022-10-25 | Fixing device of external generator of helicopter engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222811705.4U CN218266114U (en) | 2022-10-25 | 2022-10-25 | Fixing device of external generator of helicopter engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218266114U true CN218266114U (en) | 2023-01-10 |
Family
ID=84752715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222811705.4U Active CN218266114U (en) | 2022-10-25 | 2022-10-25 | Fixing device of external generator of helicopter engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218266114U (en) |
-
2022
- 2022-10-25 CN CN202222811705.4U patent/CN218266114U/en active Active
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