CN217496525U - Propeller quick assembly disassembly structure - Google Patents
Propeller quick assembly disassembly structure Download PDFInfo
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- CN217496525U CN217496525U CN202221833622.9U CN202221833622U CN217496525U CN 217496525 U CN217496525 U CN 217496525U CN 202221833622 U CN202221833622 U CN 202221833622U CN 217496525 U CN217496525 U CN 217496525U
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- mounting seat
- hole
- pressing plate
- clearance
- groove
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Abstract
The utility model discloses a propeller quick disassembly and assembly structure, which comprises a first mounting seat used for connecting a propeller blade, wherein the side wall of the first mounting seat is symmetrically provided with at least two first clearance grooves, and the inner side wall between two adjacent first clearance grooves on the first mounting seat is provided with a clamping block; the second mounting seat is arranged on the airplane, at least two second clearance grooves are symmetrically formed in the side wall of the second mounting seat, and a clamping groove is formed in the outer side wall between every two adjacent second clearance grooves in the second mounting seat; the clamping block can extend into the clamping groove through the rotation of the second clearance groove, so that the first clearance groove is opposite to the second clearance groove, and the end part of the pressing plate can extend into the first clearance groove to limit the rotation of the first mounting seat; can realize the quick assembly disassembly to the screw through above-mentioned structure to have connection stability height, simple structure's advantage, have very good practicality.
Description
Technical Field
The utility model relates to an aircraft field, in particular to screw quick assembly disassembly structure.
Background
The propeller is a device which rotates in the air or water by means of blades and converts the rotating power of an engine into propulsive force, and can be a propeller with two or more blades connected with a hub, wherein the backward surface of each blade is a helicoid or is similar to the helicoid; however, the existing propeller is connected with the engine through a complex structure, and has the disadvantages of complex structure and difficulty in disassembly and assembly, so that a fast disassembly and assembly structure of the propeller is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a screw quick assembly disassembly structure.
The utility model discloses an embodiment solves the technical scheme that its technical problem adopted and is: a propeller quick detach structure, comprising:
the first mounting seat is used for connecting the paddle, at least two first clearance grooves are symmetrically arranged on the side wall of the first mounting seat, and a clamping block is arranged on the inner side wall between every two adjacent first clearance grooves on the first mounting seat;
the second mounting seat is arranged on the airplane, at least two second clearance grooves are symmetrically formed in the side wall of the second mounting seat, and a clamping groove is formed in the outer side wall between every two adjacent second clearance grooves in the second mounting seat;
the clamp plate is movably arranged between the first mounting seat and the second mounting seat, the clamping block can rotate through the second clearance groove and stretch into the clamping groove, the first clearance groove and the second clearance groove are opposite, and the end portion of the clamp plate can stretch into the first clearance groove to limit rotation of the first mounting seat.
Furthermore, the pressing plate is connected with the second mounting seat through the connecting structure, a return spring is arranged between the pressing plate and the second mounting seat, and the return spring is compressed by pressing the pressing plate, so that the end part of the pressing plate extends into the second clearance groove, or the end part of the pressing plate extends into the first clearance groove under the action of the return spring, and the rotation of the first mounting seat is limited.
Further, connection structure includes jump ring, the connecting rod, set up the first through-hole on the clamp plate and set up and be provided with the second through-hole on the second mount pad, the one end of connecting rod is provided with first butt head, the other end of connecting rod wears to locate the second through-hole in order, first through-hole and extend to outside the clamp plate, first butt head and first mount pad butt, the jump ring joint in the other end of connecting rod and with the clamp plate butt, reset spring cover locate on the connecting rod and both ends respectively with clamp plate and first mount pad butt.
Further, the pressing plate is connected with the first mounting seat through a pressing structure.
Further, the pressing structure comprises an ejector rod, a connector and a third through hole arranged on the first mounting seat, wherein a second abutting head is arranged at one end of the ejector rod, the other end of the ejector rod penetrates through the third through hole and extends to the first mounting seat, the second abutting head abuts against one side of the first mounting seat, the connector is connected with the other end of the ejector rod through a first detachable structure, the length of the ejector rod is larger than that of the third through hole, so that the ejector rod can move in the third through hole, and then the pressing plate is pushed to move.
Further, the first detachable structure is provided as a bolt connection structure.
Furthermore, a plurality of limiting columns are arranged on the pressing plate, a plurality of limiting grooves are formed in the first mounting seat, and the limiting columns can extend into the limiting grooves when the first mounting seat is mounted on the second mounting seat so as to limit the rotation of the first mounting seat; or the limiting column can be separated from the limiting groove when the end part of the pressing plate extends into the second clearance groove, so that the first mounting seat can rotate relative to the second mounting seat.
Further, the paddle is connected with the first mounting base through a second detachable structure.
Further, the second detachable construction includes apron, bolt, the fourth through-hole of setting on the apron, the fifth through-hole of setting on the paddle and the screw hole of setting on first mount pad, and the bolt is worn to locate behind fourth through-hole, the fifth through-hole and the screw hole looks spiro union.
The utility model has the advantages that: a propeller quick dismounting structure comprises a first mounting seat, a first connecting plate and a second connecting plate, wherein the first mounting seat is used for connecting a blade, at least two first clearance grooves are symmetrically arranged on the side wall of the first mounting seat, and a clamping block is arranged on the inner side wall between every two adjacent first clearance grooves on the first mounting seat; the second mounting seat is arranged on the airplane, at least two second clearance grooves are symmetrically formed in the side wall of the second mounting seat, and a clamping groove is formed in the outer side wall between every two adjacent second clearance grooves in the second mounting seat; the clamping block can extend into the clamping groove through the rotation of the second clearance groove, so that the first clearance groove is opposite to the second clearance groove, and the end part of the pressing plate can extend into the first clearance groove to limit the rotation of the first mounting seat; can realize the quick assembly disassembly to the screw through above-mentioned structure to have connection stability height, simple structure's advantage, have very good practicality.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a propeller quick-release structure;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
FIG. 3 is a schematic structural view of a propeller quick-release structure in a first disassembled state;
FIG. 4 is a partial enlarged view of the area B in FIG. 3;
FIG. 5 is a schematic structural view of a propeller quick release structure in a second disassembled state;
FIG. 6 is an enlarged view of a portion of the area C in FIG. 5;
FIG. 7 is an exploded view of a propeller quick release structure;
FIG. 8 is an enlarged view of a portion of the area D in FIG. 7;
FIG. 9 is a cross-sectional view of a propeller quick disconnect structure in a first disassembled state;
FIG. 10 is a cross-sectional view of a propeller quick disconnect structure in a second disassembled state;
FIG. 11 is a schematic structural view of a first mounting base;
FIG. 12 is a schematic view of the platen;
fig. 13 is a schematic structural view of the second mounting seat.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 to 13, a propeller quick-release structure includes:
the first mounting seat 10 is used for connecting the blade 20, at least two first clearance grooves 11 are symmetrically arranged on the side wall of the first mounting seat 10, and a clamping block 12 is arranged on the inner side wall between every two adjacent first clearance grooves 11 on the first mounting seat 10;
the second mounting seat 30 is mounted on the airplane, at least two second clearance grooves 31 are symmetrically arranged on the side wall of the second mounting seat 30, and a clamping groove 32 is arranged on the outer side wall between every two adjacent second clearance grooves 31 on the second mounting seat 30;
the pressing plate 40 is movably arranged between the first mounting seat 10 and the second mounting seat 30, the fixture block 12 can rotate through the second clearance groove 31 and extend into the clamping groove 32, the first clearance groove 11 is opposite to the second clearance groove 31, and the end part of the pressing plate 40 can extend into the first clearance groove 11 so as to limit the rotation of the first mounting seat 10.
The present invention is described by taking a process of detaching a propeller as an example, specifically, referring to fig. 1-2, the state is a state in which the propeller is installed, and in this state, an end portion of the pressing plate 40 enters the first clearance groove 11 under the action of the return spring 60, so that the pressing plate 40 is located at a side opening of the clamping groove 32 of the second mounting seat 30, thereby limiting the rotation of the first mounting seat 10, specifically, the clamping block 12 on the first mounting seat 10 cannot be separated from the clamping groove 32, and the first mounting seat 10 cannot be separated from the second mounting seat 30; further, referring to fig. 3-4, in this state, the pressing plate 40 may be pushed by the pressing structure 70 to move toward the second mounting seat 30 until the end of the pressing plate 40 is separated from the first clearance groove 11 on the first mounting seat 10, thereby making room for the rotation of the latch 12; of course, the pressing structure 70 may not be provided, and the pressing plate 40 may be directly pressed downward by a hand, which is not described herein; referring to fig. 5 to 6, in this state, the first mounting seat 10 and the blade 60 are rotated, specifically, the first mounting seat 10 and the blade 60 are rotated to enable the fixture block 12 on the first mounting seat 10 to rotate out of the fixture groove 32 and enter the second clearance groove 31, so that the fixture block 12 can be separated from the second clearance groove 31, and thus the first mounting seat 10 and the blade 60 can be separated from the second mounting seat 30, and the detachment is completed; the assembling process is opposite to the disassembling process, and is not described herein again; the utility model has the advantages that: can realize the quick assembly disassembly to the screw through above-mentioned structure to have connection stability height, simple structure's advantage, have very good practicality.
The pressing plate 40 is connected to the second mounting seat 30 through the connecting structure 50, and a return spring 60 is arranged between the pressing plate 40 and the second mounting seat 30, and the pressing plate 40 is pressed to compress the return spring 60, so that the end of the pressing plate 40 extends into the second clearance groove 31, or the end of the pressing plate 40 extends into the first clearance groove 11 under the action of the return spring 60, so as to limit the rotation of the first mounting seat 10.
The pressing plate 40 is connected to the first mounting seat 10 by a pressing structure 70.
The pressing structure 70 comprises a top rod 71, a connector 72 and a third through hole 73 arranged on the first installation base 10, wherein one end of the top rod 71 is provided with a second abutting head 74, the other end of the top rod 71 penetrates through the third through hole 73 and extends out of the first installation base 10, the second abutting head 74 abuts against one side of the first installation base 10, the connector 72 is connected with the other end of the top rod 71 through a first detachable structure 75, and the length of the top rod 71 is greater than that of the third through hole 73, so that the top rod 71 can move in the third through hole 73 and further push the pressing plate 40 to move; when the pressing device is used, the connecting head 72 is pressed to push the ejector rod 71 to move in the third through hole 73, and further the second abutting head 74 is pushed to abut against the pressing plate 40 to drive the pressing plate 40 to move towards the second mounting seat 30.
The first detachable structure 75 is provided as a bolt coupling structure.
The pressing plate 40 is provided with a plurality of limiting columns 81, the first mounting seat 10 is provided with a plurality of limiting grooves 82, and the limiting columns 81 can extend into the limiting grooves 82 when the first mounting seat 10 is mounted on the second mounting seat 30 so as to limit the rotation of the first mounting seat 10; or the limiting column 81 can be separated from the limiting groove 82 when the end of the pressing plate 40 extends into the second clearance groove 31, so that the first mounting seat 10 can rotate relative to the second mounting seat 30; the limiting column 81 and the limiting groove 82 can limit the rotation between the first mounting base 10 and the second mounting base 30 when the blade 60 is mounted, so that the stability of the blade 60 during rotation is improved.
The paddle 20 is connected to the first mount 10 by a second detachable structure 90.
The second detachable structure 90 includes a cover plate 91, a bolt 92, a fourth through hole provided in the cover plate 91, a fifth through hole provided in the blade 20, and a threaded hole provided in the first mounting seat 10, wherein the bolt 92 is threaded through the fourth through hole and the fifth through hole and then is screwed with the threaded hole.
Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications and substitutions are included in the scope defined by the claims of the present application.
Claims (9)
1. A propeller quick assembly disassembly structure which characterized in that includes:
the mounting structure comprises a first mounting seat (10) for connecting a blade (20), wherein at least two first clearance grooves (11) are symmetrically formed in the side wall of the first mounting seat (10), and clamping blocks (12) are arranged on the inner side wall between every two adjacent first clearance grooves (11) in the first mounting seat (10);
the second mounting seat (30) is arranged on the airplane, at least two second clearance grooves (31) are symmetrically formed in the side wall of the second mounting seat (30), and a clamping groove (32) is formed in the outer side wall, between every two adjacent second clearance grooves (31), of the second mounting seat (30);
the pressing plate (40) is movably arranged between the first installation seat (10) and the second installation seat (30), the clamping block (12) can extend into the clamping groove (32) through the rotation of the second clearance groove (31), the first clearance groove (11) is opposite to the second clearance groove (31), and the end part of the pressing plate (40) can extend into the first clearance groove (11) to limit the rotation of the first installation seat (10).
2. A propeller quick detach structure according to claim 1, characterized in that: the pressing plate (40) is connected with the second installation seat (30) through a connection structure (50), a return spring (60) is arranged between the pressing plate (40) and the second installation seat (30), the pressing plate (40) is pressed to compress the return spring (60), so that the end portion of the pressing plate (40) extends into the second clearance groove (31), or the end portion of the pressing plate (40) extends into the first clearance groove (11) under the action of the return spring (60), and the rotation of the first installation seat (10) is limited.
3. A propeller quick detach structure according to claim 2, characterized in that: connection structure (50) are in including jump ring (51), connecting rod (52), setting first through-hole (53) and setting on clamp plate (40) are in be provided with second through-hole (54) on second mount pad (30), the one end of connecting rod (52) is provided with first butt head (55), the other end of connecting rod (52) is worn to locate in order second through-hole (54), first through-hole (53) and extend to outside clamp plate (40), first butt head (55) with first mount pad (10) butt, jump ring (51) joint in the other end of connecting rod (52) and with clamp plate (40) butt, reset spring (60) cover is located on connecting rod (52) and both ends respectively with clamp plate (40) and first mount pad (10) butt.
4. A propeller quick detach structure according to claim 2, characterized in that: the pressing plate (40) is connected with the first mounting seat (10) through a pressing structure (70).
5. A propeller quick detach structure according to claim 4, characterized in that: pressing structure (70) are in including ejector pin (71), connector (72) and setting third through-hole (73) on first mount pad (10), the one end of ejector pin (71) is provided with second butt head (74), the other end of ejector pin (71) is worn to locate third through-hole (73) and is extended to outside first mount pad (10), second butt head (74) with one side butt of first mount pad (10), connector (72) through first detachable construction (75) with the other end of ejector pin (71) is connected, the length of ejector pin (71) is greater than the length of third through-hole (73), so that ejector pin (71) can the motion in third through-hole (73), and then promote clamp plate (40) motion.
6. A propeller quick detach structure according to claim 5, characterized in that: the first detachable structure (75) is arranged as a bolt connection structure.
7. A propeller quick detach structure according to claim 1, characterized in that: a plurality of limiting columns (81) are arranged on the pressing plate (40), a plurality of limiting grooves (82) are formed in the first mounting seat (10), and the limiting columns (81) can extend into the limiting grooves (82) when the first mounting seat (10) is mounted on the second mounting seat (30) so as to limit the rotation of the first mounting seat (10); or the limiting column (81) can be separated from the limiting groove (82) when the end part of the pressing plate (40) extends into the second clearance groove (31), so that the first mounting seat (10) can rotate relative to the second mounting seat (30).
8. A propeller quick detach structure according to claim 1, characterized in that: the paddle (20) is connected with the first mounting base (10) through a second detachable structure (90).
9. A propeller quick detach structure according to claim 8, characterized in that: the second detachable structure (90) comprises a cover plate (91), a bolt (92), a fourth through hole formed in the cover plate (91), a fifth through hole formed in the paddle (20) and a threaded hole formed in the first mounting base (10), and the bolt (92) penetrates through the fourth through hole and the fifth through hole and then is in threaded connection with the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221833622.9U CN217496525U (en) | 2022-07-14 | 2022-07-14 | Propeller quick assembly disassembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221833622.9U CN217496525U (en) | 2022-07-14 | 2022-07-14 | Propeller quick assembly disassembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217496525U true CN217496525U (en) | 2022-09-27 |
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ID=83343143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221833622.9U Active CN217496525U (en) | 2022-07-14 | 2022-07-14 | Propeller quick assembly disassembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217496525U (en) |
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2022
- 2022-07-14 CN CN202221833622.9U patent/CN217496525U/en active Active
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