CN219681674U - Helicopter rotor quick detach structure - Google Patents
Helicopter rotor quick detach structure Download PDFInfo
- Publication number
- CN219681674U CN219681674U CN202321351956.7U CN202321351956U CN219681674U CN 219681674 U CN219681674 U CN 219681674U CN 202321351956 U CN202321351956 U CN 202321351956U CN 219681674 U CN219681674 U CN 219681674U
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- China
- Prior art keywords
- butt joint
- mounting
- grooves
- helicopter
- elastic
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- 210000001503 joint Anatomy 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims description 15
- 230000006978 adaptation Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a helicopter rotor quick-release structure which comprises a helicopter casing, wherein an installation sleeve is installed at the top end of the helicopter casing, grooves are formed in two sides of the fixing sleeve, elastic components are installed in the grooves, and connecting bolts are installed in the butt joint grooves. According to the utility model, the mounting sleeve is arranged at the top end of the helicopter casing, the fixing sleeve is fixed at the bottom end of the rotor wing main body, the fixing sleeve is embedded in the mounting sleeve during mounting, then the elastic clamp spring of the elastic assembly is contracted firstly after contacting the inner wall of the mounting sleeve, the elastic clamp spring of the elastic assembly is ejected out of the arc-shaped groove reaching the butt joint groove, the elastic clamp spring of the elastic assembly rebounds to enable the half-embedded block to be embedded in the arc-shaped groove, then the connecting bolt is rotated during dismounting, the connecting bolt is matched with the internal thread of the straight-running groove of the butt joint groove, the connecting bolt is gradually stretched into the arc-shaped groove to prop against the half-embedded block after rotating, the elastic clamp spring is contracted again, and then the rotor wing main body is taken down upwards, so that the purpose of convenient dismounting is achieved.
Description
Technical Field
The utility model relates to the technical field of toy helicopters, in particular to a helicopter rotor wing quick-dismantling structure.
Background
The toy helicopter is an entertainment aircraft, is loved by teenagers, can develop the fun and exploration of the flying of users, and one working part of the toy helicopter is a helicopter rotor wing, and in the flying process of the helicopter, the rotor wing has the double functions of generating lifting force and pulling force, so that the toy helicopter is a main lifting force part of the rotor aircraft such as the helicopter, the gyroplane and the like;
when the rotor works, the length of the rotor is generally longer, when the helicopter works, the rotor can work together with the helicopter, birds or other foreign matters are easy to contact when flying in the sky, if the rotor is impacted, the service life of the rotor is very easy to influence, and the service life of the rotor can be directly influenced under long-term flying, so that after one-end flying time, the rotor needs to be maintained or replaced, and if the rotor is inconvenient to detach and install, the maintenance time of the rotor is easy to influence, and inconvenience is easy to bring to staff.
Disclosure of Invention
The utility model aims to provide a helicopter rotor quick-dismantling structure, which solves the problems that in the background technology, if the disassembly and the installation are inconvenient, the maintenance time of a rotor is easily affected and inconvenience is easily brought to staff.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a helicopter rotor quick detach structure, includes the helicopter casing, the installation cover is installed on the top of helicopter casing, the butt joint groove has all been seted up to the inside both sides of installation cover, the inside of installation cover is equipped with fixed cover, the top of fixed cover is fixed with the rotor main part, the recess has all been seted up to the both sides of fixed cover, the internally mounted of recess has elastic component, the internally mounted of butt joint groove has connecting bolt.
Preferably, the butt joint grooves are symmetrically distributed about the vertical central axis of the mounting sleeve, the butt joint grooves consist of straight grooves and arc grooves, and inner threads are arranged on the inner walls of the straight grooves.
Preferably, the grooves are symmetrically distributed about the vertical central axis of the fixing sleeve, and connecting bolts are connected in the straight grooves of the butt joint grooves.
Preferably, the outer side wall of one side of the connecting bolt and the internal thread inside the butt joint groove form threaded connection, and one side of the connecting bolt is fixed with a rotating head.
Preferably, the elastic component comprises mounting panel, elasticity jump ring and half abaculus, the mounting panel of elastic component and the mutual adaptation of position of recess, the half abaculus of elastic component and the arc groove of butt joint groove are mutually adapted.
Preferably, the outer side wall of the mounting sleeve is provided with a protective cover at the position of the butt joint groove, the two ends of the protective cover are both fixed with mounting pieces, and mounting holes are formed in the mounting pieces.
Preferably, the mounting plates are symmetrically distributed about the central axis of the protective cover, and the two groups of mounting holes are formed in the mounting plates.
Compared with the prior art, the utility model has the beneficial effects that: the helicopter rotor quick-release structure not only improves the convenience of disassembly of the helicopter rotor quick-release structure, but also improves the rust resistance and the protection capability of the helicopter rotor quick-release structure;
(1) The mounting sleeve is mounted on the top end of the helicopter casing, then the fixing sleeve is fixed on the bottom end of the rotor main body, the fixing sleeve is embedded in the mounting sleeve during mounting, then the elastic clamp spring of the elastic assembly is contracted firstly after contacting the inner wall of the mounting sleeve, and is ejected out of the arc-shaped groove reaching the butt joint groove, so that the elastic clamp spring of the elastic assembly rebounds to enable the half-embedded block to be embedded in the arc-shaped groove, the purpose of quick positioning is achieved, then the connecting bolt is rotated during dismounting, and is matched with the internal thread of the straight-going groove of the butt joint groove, the connecting bolt is gradually stretched into the arc-shaped groove to prop against the half-embedded block after rotating, so that the elastic clamp spring is contracted again, and then the rotor main body is taken down upwards, and the purpose of convenient dismounting is achieved;
(2) When the connecting bolt is not rotationally arranged in the straight groove of the butt joint groove, the protective cover can be covered outside the connecting bolt after being arranged, then the protective cover is connected with the outer wall of the mounting sleeve at the mounting hole under the fixation of the mounting sheet, the protective cover is mounted, the protective cover performs rust prevention protection on the connecting bolt, and the connecting bolt is prevented from falling off under the influence of moisture;
(3) Through installing the hookup location department on helicopter casing top to the installation cover, then fix the bottom at the rotor main part to the fixed cover, accomplish the connection installation by fixed cover and installation cover contact when the installation, reduce the installation area of contact of rotor main part and helicopter casing, reduce because the contact surface problem brings the situation of great wearing and tearing after the rotor main part work is rotatory.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic elevational view of the mounting sleeve of the present utility model;
FIG. 3 is an enlarged cross-sectional view of FIG. 2A according to the present utility model;
fig. 4 is a schematic side view of the protective cover of the present utility model.
In the figure: 1. a rotor body; 2. a fixed sleeve; 3. a groove; 4. a helicopter casing; 5. a protective cover; 6. a mounting sleeve; 7. an elastic component; 8. a connecting bolt; 9. a butt joint groove; 10. a mounting piece; 11. and (5) mounting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a helicopter rotor quick detach structure, includes helicopter casing 4, installation cover 6 is installed on the top of helicopter casing 4, and butt joint groove 9 has all been seted up to the both sides of installation cover 6 inside, and the inside of installation cover 6 is equipped with fixed cover 2, and the top of fixed cover 2 is fixed with rotor main part 1, and recess 3 has all been seted up to the both sides of fixed cover 2, and the internally mounted of recess 3 has elastic component 7, and the internally mounted of butt joint groove 9 has connecting bolt 8;
the butt joint grooves 9 are symmetrically distributed about the vertical central axis of the mounting sleeve 6, the butt joint grooves 9 consist of straight grooves and arc grooves, and the inner walls of the straight grooves are provided with internal threads;
the grooves 3 are symmetrically distributed about the vertical central axis of the fixed sleeve 2, and connecting bolts 8 are connected in the straight grooves of the butt joint grooves 9;
the outer side wall of one side of the connecting bolt 8 is in threaded connection with the internal threads in the butt joint groove 9, and a rotating head is fixed on one side of the connecting bolt 8;
the elastic component 7 consists of a mounting plate, an elastic clamp spring and a half-embedded block, the positions of the mounting plate and the groove 3 of the elastic component 7 are mutually matched, and the half-embedded block of the elastic component 7 is mutually matched with the arc-shaped groove of the butt joint groove 9;
the outer side wall of the mounting sleeve 6 is provided with a protective cover 5 at the position of the butt joint groove 9, mounting sheets 10 are fixed at two ends of the protective cover 5, and mounting holes 11 are formed in the mounting sheets 10;
the mounting plates 10 are symmetrically distributed about the central axis of the protective cover 5, and two groups of mounting holes 11 are formed in the mounting plates 10;
further outside extension edge fixed mounting piece 10 of protection casing 5, the reservation of this mounting hole 11 department then be used for with the external connection installation of installation cover 6, still further after rotor main part 1 installs, adopt the screw to lock fixedly at the top between fixed cover 2 and the installation cover 6.
Working principle: firstly, install the top at helicopter casing 4 with installation cover 6, then fix the bottom at rotor main part 1 with fixed cover 2, inlay fixed cover 2 in installation cover 6 when installing, then elasticity jump ring of elastic component 7 contracts earlier after contacting installation cover 6 inner wall, pop out in the arc wall department that reaches butt joint groove 9, let elasticity jump ring of elastic component 7 kick-back let half the abate can inlay in the arc wall, reach the purpose that can fix a position fast, then rotate connecting bolt 8 when dismantling, let its internal thread adaptation with butt joint groove 9 straight line groove, let connecting bolt 8 rotate the back stretch gradually in the arc wall support half abate, let elasticity jump ring shrink again, then upwards take off rotor main part 1 can, when need not rotate and use connecting bolt 8, then can cover protection casing 5 in the outside of connecting bolt 8 and accomplish the protection.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a helicopter rotor quick detach structure, includes helicopter casing (4), its characterized in that: install installation cover (6) on the top of helicopter casing (4), butt joint groove (9) have all been seted up to the inside both sides of installation cover (6), the inside of installation cover (6) is equipped with fixed cover (2), the top of fixed cover (2) is fixed with rotor main part (1), recess (3) have all been seted up to the both sides of fixed cover (2), the internally mounted of recess (3) has elastic component (7), the internally mounted of butt joint groove (9) has connecting bolt (8).
2. The helicopter rotor quick release structure of claim 1, wherein: the butt joint grooves (9) are symmetrically distributed about the vertical central axis of the mounting sleeve (6), the butt joint grooves (9) are composed of straight grooves and arc grooves, and inner threads are arranged on the inner walls of the straight grooves.
3. A helicopter rotor quick release structure according to claim 1 or 2, characterized in that: the grooves (3) are symmetrically distributed about the vertical central axis of the fixed sleeve (2), and connecting bolts (8) are connected in the straight grooves of the butt joint grooves (9).
4. A helicopter rotor quick release structure according to claim 1 or 2, characterized in that: the outer side wall of one side of the connecting bolt (8) is in threaded connection with the internal threads in the butt joint groove (9), and a rotating head is fixed on one side of the connecting bolt (8).
5. A helicopter rotor quick release structure according to claim 1 or 2, characterized in that: the elastic assembly (7) consists of a mounting plate, an elastic clamp spring and a half-embedded block, the positions of the mounting plate and the groove (3) of the elastic assembly (7) are mutually matched, and the half-embedded block of the elastic assembly (7) is mutually matched with the arc-shaped groove of the butt joint groove (9).
6. The helicopter rotor quick release structure of claim 1, wherein: the outer side wall of the mounting sleeve (6) is located at the position of the butt joint groove (9) and is provided with a protective cover (5), mounting pieces (10) are fixed at two ends of the protective cover (5), and mounting holes (11) are formed in the mounting pieces (10).
7. The helicopter rotor quick release structure of claim 6, wherein: the mounting plates (10) are symmetrically distributed about the central axis of the protective cover (5), and two groups of mounting holes (11) are formed in the mounting plates (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321351956.7U CN219681674U (en) | 2023-05-31 | 2023-05-31 | Helicopter rotor quick detach structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321351956.7U CN219681674U (en) | 2023-05-31 | 2023-05-31 | Helicopter rotor quick detach structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219681674U true CN219681674U (en) | 2023-09-15 |
Family
ID=87938956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321351956.7U Active CN219681674U (en) | 2023-05-31 | 2023-05-31 | Helicopter rotor quick detach structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219681674U (en) |
-
2023
- 2023-05-31 CN CN202321351956.7U patent/CN219681674U/en active Active
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