CN212448046U - Novel thrust vector propeller device - Google Patents
Novel thrust vector propeller device Download PDFInfo
- Publication number
- CN212448046U CN212448046U CN202021262440.1U CN202021262440U CN212448046U CN 212448046 U CN212448046 U CN 212448046U CN 202021262440 U CN202021262440 U CN 202021262440U CN 212448046 U CN212448046 U CN 212448046U
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- groove
- seted
- block
- hub
- annular protection
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Abstract
The utility model discloses a novel thrust vector propeller device, which comprises a power motor, wherein a rotating shaft is arranged in the middle of the top end of the power motor, a hub is arranged at the top end of the rotating shaft, an annular protective block is arranged at the top part of the outer surface of the rotating shaft, the outer surface of the annular protective block is equidistantly provided with a mounting groove, two sides of the inner wall of the mounting groove are respectively provided with a limiting chute, a buffering fixture block is arranged in the mounting groove, the two side parts of the buffering fixture block are respectively welded with a limiting slider, one end of the inner wall of the mounting groove is provided with a buffering spring, the middle part of one end of the buffering fixture block is provided with a containing groove, when a blade is folded, the blade joint can be preliminarily buffered through the protective baffle and the limiting spring, the blade joint can be buffered again through the buffering fixture, the paddle is protected, and the reuse of the paddle is facilitated.
Description
Technical Field
The utility model relates to a screw equipment technical field specifically is a novel thrust vector screw device.
Background
The thrust vector refers to a technology that an airplane guides the thrust of the airplane from the direction parallel to an engine of the airplane to other directions, and the thrust vector technology can provide vertical take-off and landing or short-distance take-off and landing capability and can also provide additional power for the airplane in air combat, and the application of the thrust vector technology is generally realized by a propeller;
the foldable propeller in the existing scheme comprises a propeller hub and blades connected to the propeller hub, wherein a transmission mechanism such as a meshing gear is arranged in the propeller hub, the propeller hub is connected and fixed to a transmission shaft, and the driving mechanism drives the transmission shaft to rotate;
however, the device has the following defect that when the blades are folded, the connecting parts of the blades are impacted under the action of gravity and inertia, so that the blades are easily damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel thrust vector screw device can effectively solve but the device that proposes in the above-mentioned background art still has following shortcoming when using, and the paddle is when drawing in, under gravity and inertial effect, can strike the junction of paddle, leads to the problem that the phenomenon of damage appears in the paddle easily.
In order to achieve the above object, the utility model provides a following technical scheme: a novel thrust vector propeller device comprises a power motor, wherein a rotating shaft is installed in the middle of the top end of the power motor, a propeller hub is installed at the top end of the rotating shaft, an annular protective block is installed at the position, close to the propeller hub, of the top of the outer surface of the rotating shaft, mounting grooves are formed in the outer surface of the annular protective block at equal intervals, limiting sliding grooves are formed in two sides of the inner wall of each mounting groove, a buffering fixture block is installed inside each mounting groove, limiting sliding blocks are welded on two side portions of each buffering fixture block, and a buffering;
buffer fixture block one end middle part has been seted up and has been accomodate the groove, accomodate the articulated guard flap that installs of inslot portion, accomodate groove one end middle part and seted up the standing groove, standing groove internally mounted has spacing spring, connecting groove has been seted up to propeller hub surface limit portion equidistance, the inside articulated paddle that installs of connecting groove.
Preferably, the number of the mounting grooves is six in total, two buffer springs are mounted inside each mounting groove, and the number of the buffer springs is twelve in total.
Preferably, the longitudinal section size of the buffering clamping block is the same as that of the mounting groove, and the limiting sliding block is located inside the limiting sliding groove.
Preferably, the length of the protective baffle is the same as the length of the longitudinal section of the accommodating groove.
Preferably, the welding of annular protection piece top middle part equidistance has the locator card post, positioning slot has been seted up to propeller hub bottom middle part equidistance, annular protection piece top is close to locator card post department and the propeller hub bottom is close to locator card position department equidistance and has seted up the connector card hole, annular protection piece bottom is close to connector card hole department and has seted up connector card groove, connector card groove internally mounted has fixing bolt.
Preferably, the diameter of the positioning clamp column is the same as the inner diameter of the positioning clamp groove, and the annular protection block is fixedly connected with the propeller hub through a fixing bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the paddle draws in, through guard flap and spacing spring, can carry out preliminary buffering to the paddle junction, through buffering fixture block and buffer spring, can cushion the paddle junction once more, can reduce the impact force that the paddle junction received when drawing in, protect the paddle, the reuse of the paddle of being convenient for.
2. When the paddle works, the paddle can be limited by the accommodating groove, the protective baffle, the placing groove and the limiting spring, and the paddle can be prevented from exceeding a limited working range during working and being convenient to use.
3. Through locator card post and positioning slot, can fix a position and spacing annular protection piece's installation, through connecting card hole, connecting slot and fixing bolt, can fix annular protection piece, can reduce the installation degree of difficulty of annular protection piece, the staff of being convenient for is to the use of annular protection piece.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the structure of the positioning slot of the present invention;
FIG. 3 is a schematic view of the mounting structure of the fixing bolt of the present invention;
FIG. 4 is a schematic view of the installation structure of the positioning clip column of the present invention;
fig. 5 is a schematic view of the installation structure of the limiting spring of the present invention;
reference numbers in the figures: 1. a power motor; 2. a rotating shaft; 3. a hub; 4. an annular protection block; 5. mounting grooves; 6. a limiting chute; 7. buffering the fixture block; 8. a limiting slide block; 9. a buffer spring; 10. a receiving groove; 11. a protective baffle; 12. a placement groove; 13. a limiting spring; 14. a connecting groove; 15. a paddle; 16. positioning the clamp column; 17. positioning the clamping groove; 18. connecting the clamping holes; 19. a connecting clamping groove; 20. and (5) fixing the bolt.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in figures 1-5, the utility model provides a technical scheme, a novel thrust vector propeller device, which comprises a power motor 1, a rotating shaft 2 is arranged in the middle of the top end of the power motor 1, a hub 3 is arranged on the top end of the rotating shaft 2, an annular protection block 4 is arranged on the top of the outer surface of the rotating shaft 2 near the hub 3, mounting grooves 5 are equidistantly arranged on the outer surface of the annular protection block 4, limiting chutes 6 are respectively arranged on both sides of the inner wall of the mounting groove 5, a buffering fixture block 7 is arranged in the mounting groove 5, limiting sliders 8 are welded on both side parts of the buffering fixture block 7, the longitudinal section size of the buffering fixture block 7 is the same as the longitudinal section size of the mounting groove 5, the limiting sliders 8 are positioned in the limiting chutes 6, the buffering fixture block 7 can be limited, the use of the buffering fixture block 7 is, two buffer springs 9 are mounted in each mounting groove 5, the number of the buffer springs 9 is twelve in total, the buffer fixture blocks 7 can be buffered, and the buffer fixture blocks 7 can be conveniently used;
4 top middle part equidistance welding of annular protection piece has locator card post 16, locator card hole 17 has been seted up to 3 bottom middle part equidistance of propeller hub, 4 tops of annular protection piece are close to locator card post 16 department and 3 bottoms of propeller hub are close to locator card slot 17 department equidistance and have seted up connector card hole 18, 4 bottoms of annular protection piece are close to connector card hole 18 department and have seted up connector card 19, connector card 19 internally mounted has fixing bolt 20, locator card post 16's diameter is the same with locator card slot 17's internal diameter, pass through fixing bolt 20 fixed connection between annular protection piece 4 and the propeller hub 3, can reduce the installation degree of difficulty of annular protection piece 4, be convenient for the use of annular protection piece 4.
The utility model discloses a theory of operation and use flow: a novel thrust vector propeller device is characterized in that in the actual use process, a worker moves an annular protection block 4 on a rotating shaft 2 to enable a positioning clamp column 16 to enter a positioning clamp groove 17, then the worker installs a fixing bolt 20 through a connecting clamp groove 19 and a connecting clamp hole 18 to fixedly connect a propeller hub 3 and the annular protection block 4, the installation of the annular protection block 4 can be positioned and limited through the positioning clamp column 16 and the positioning clamp groove 17, the annular protection block 4 can be fixed through the fixing bolt 20, the installation difficulty of the annular protection block 4 can be reduced, and the worker can conveniently use the annular protection block 4;
when the blade 15 works, under the rotation of the rotating shaft 2, the blade 15 and the hub 3 are in a horizontal state, at the moment, the blade 15 can be limited through the protective baffle 11 and the limiting spring 13, the condition that the blade 15 exceeds a limited working range during working can be avoided, and the use of the blade 15 is facilitated;
at paddle 15 during operation that stops, under the effect of gravity, paddle 15 draws in to the direction of being close to pivot 2, under the effect of paddle 15 thrust, paddle 15 promotes guard plate 11 and removes, guard plate 11 removes and makes spacing spring 13 shrink, and simultaneously, can promote buffering fixture block 7, make the buffer spring 9 shrink of buffering fixture block 7 bottom connection, through guard plate 11 and spacing spring 13, can carry out preliminary buffering to paddle 15 junction, through buffering fixture block 7 and buffer spring 9, can cushion once more to paddle 15 junction, can reduce the impact force that the junction received when paddle 15 draws in, protect paddle 15, the reuse of paddle 15 of being convenient for.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A novel thrust vector propeller device comprises a power motor (1) and is characterized in that: the middle of the top end of the power motor (1) is provided with a rotating shaft (2), the top end of the rotating shaft (2) is provided with a hub (3), the top of the outer surface of the rotating shaft (2) is provided with an annular protection block (4) close to the hub (3), mounting grooves (5) are equidistantly formed in the outer surface of the annular protection block (4), limiting sliding grooves (6) are formed in two sides of the inner wall of each mounting groove (5), a buffering clamping block (7) is mounted inside each mounting groove (5), limiting sliding blocks (8) are welded on two side portions of each buffering clamping block (7), and a buffering spring (9) is mounted at one end of the inner wall of;
buffer fixture block (7) one end middle part has been seted up and has been accomodate groove (10), it installs guard flap (11) to accomodate groove (10) inside articulated, accomodate groove (10) one end middle part and have been seted up standing groove (12), standing groove (12) internally mounted has spacing spring (13), connecting groove (14) have been seted up to propeller hub (3) surface limit portion equidistance, connecting groove (14) inside articulated install paddle (15).
2. The new thrust vectoring propeller device as claimed in claim 1, wherein: the number of the mounting grooves (5) is six in total, two buffer springs (9) are mounted inside each mounting groove (5), and the number of the buffer springs (9) is twelve in total.
3. The new thrust vectoring propeller device as claimed in claim 1, wherein: the longitudinal section size of the buffering clamping block (7) is the same as that of the mounting groove (5), and the limiting sliding block (8) is located inside the limiting sliding groove (6).
4. The new thrust vectoring propeller device as claimed in claim 1, wherein: the length of the protective baffle (11) is the same as the length of the longitudinal section of the accommodating groove (10).
5. The new thrust vectoring propeller device as claimed in claim 1, wherein: annular protection piece (4) top middle part equidistance welding has locator card post (16), positioning channel section (17) have been seted up to oar hub (3) bottom middle part equidistance, annular protection piece (4) top is close to locator card post (16) department and oar hub (3) bottom and is close to locator card post (17) department impartial distance and has seted up link card hole (18), annular protection piece (4) bottom is close to link card hole (18) department and has seted up link card groove (19), link card groove (19) internally mounted has fixing bolt (20).
6. The new thrust vectoring propeller arrangement of claim 5 wherein: the diameter of the positioning clamp column (16) is the same as the inner diameter of the positioning clamp groove (17), and the annular protection block (4) is fixedly connected with the propeller hub (3) through a fixing bolt (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021262440.1U CN212448046U (en) | 2020-07-01 | 2020-07-01 | Novel thrust vector propeller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021262440.1U CN212448046U (en) | 2020-07-01 | 2020-07-01 | Novel thrust vector propeller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212448046U true CN212448046U (en) | 2021-02-02 |
Family
ID=74462945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021262440.1U Expired - Fee Related CN212448046U (en) | 2020-07-01 | 2020-07-01 | Novel thrust vector propeller device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212448046U (en) |
-
2020
- 2020-07-01 CN CN202021262440.1U patent/CN212448046U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 Termination date: 20210701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |