Aviation quick locking and separation structure and use method

Abstract

The present invention provides an aviation rapid locking and separation structure and method of use. The structure comprises a lock sleeve mounting seat, to which a lock sleeve body is hingedly connected via a first pin, a rotary movable block hingedly connected to one end of the lock sleeve body via a second pin, the other end of the rotary movable block engaging with a notch pin structure for hooking or unlocking, the notch pin structure rotatably mounted on the other end of the lock sleeve body, a handle mounted on the notch pin structure via a locating pin, a torsion spring mounted on the outside of the notch pin structure and located between the handle and the lock sleeve body, a locking pin mounted between the lock sleeve body and the rotary movable block, and the locking pin mounted on a lock pin seat. This structure achieves rapid locking or unlocking by employing a locking pin with an annular groove that cooperates with a rotary movable block with a semicircular groove within a hole, thereby achieving the effect of rapid in-position locking or unlocking separation.

Description

Technical Field

[0001] The present invention belongs to the technical field of aviation equipment manufacturing, and in particular relates to an aviation rapid locking and separation structure and a use method thereof. Background Art

[0002] Equipment and supplies must be quickly separated during loading and unloading from aircraft during air transport and airdrop. Currently, conventional locking mechanisms utilize forks, connectors, bolts, and pins. These systems, with their numerous components and complex operation steps, are prone to failure, easy jamming, and low assembly and disassembly efficiency, making them inefficient and inefficient. Summary of the Invention

[0003] In order to solve the above technical problems, the present invention provides an aviation quick locking and separation structure and a method of use. This structure uses a locking pin with an annular groove to cooperate with a rotating movable block with a semicircular groove in the hole, thereby achieving the effect of quick locking or unlocking and separation.

[0004] In order to achieve the above-mentioned technical features, the purpose of the present invention is achieved as follows: an aviation quick locking and separation structure, which includes a lock sleeve mounting seat, a lock sleeve main body is hinged on the lock sleeve mounting seat through a first pin shaft, one end of the lock sleeve main body is hinged with a rotating movable block through a second pin shaft, the other end of the rotating movable block is hooked or unlocked with a notch pin structure, the notch pin structure is rotatably installed on the other end of the lock sleeve main body, a handle is installed on the notch pin structure through a positioning pin, a torsion spring is installed on the outside of the notch pin structure and between the handle and the lock sleeve main body; a lock pin is installed between the lock sleeve main body and the rotating movable block, and the lock pin is installed on the lock pin seat.

[0005] The lock sleeve mounting seat includes a first mounting plate, four corners of the first mounting plate are processed with first bolt through holes, and a first hinge seat is provided at the middle part of the top end surface of the first mounting plate.

[0006] The lock pin seat includes a second mounting plate, the four corners of the second mounting plate are processed with second bolt through holes, the top of the second mounting plate is provided with symmetrically arranged ear plates, and the lock pin is installed between the ear plates.

[0007] An annular groove is processed in the middle portion of the lock pin.

[0008] The lock sleeve body comprises a U-shaped seat, a lock sleeve ear seat is provided in the middle part of the outer wall of the U-shaped seat, the lock sleeve ear seat is processed with a first pin hole, the first pin hole cooperates with the first pin shaft, and a first arc-shaped protrusion for cooperating with the lock pin is provided on the arc-shaped inner wall of the U-shaped seat; one end of the U-shaped seat is provided with a first mounting groove for mounting a rotatable movable clamping block, the first mounting groove is processed with a second pin hole arranged vertically, the second pin hole cooperates with the second pin shaft, the other end of the U-shaped seat is provided with a clamping groove for mounting a rotatable movable clamping block, the inner side wall of the clamping groove is provided with a positioning groove, the interior of the clamping groove is processed with a first notch pin hole for mounting a notch pin structure, the inner end head of the first notch pin hole is provided with a stepped hole, and the outer end wall of the first notch pin hole is processed with a torsion spring positioning hole, the end where the first notch pin hole is located is provided with an arc-shaped boss, and the end of the arc-shaped boss is provided with a limiting step for limiting the handle.

[0009] The rotatable movable block includes a movable block ear seat, a third pin hole is processed on the movable block ear seat, and a second arc-shaped protrusion for cooperating with the lock pin is processed on the inner side wall of the rotatable movable block; the rotatable movable block is provided with a hook block for cooperating with the lock sleeve body, the end of the hook block is provided with a positioning protrusion, and the bottom end of the hook block is processed with a semicircular groove for cooperating with the notch pin structure.

[0010] The notch pin structure includes a kingpin shaft section for cooperating with the lock sleeve body, a cooperating step surface is processed on the kingpin shaft section, an end of the kingpin shaft section is processed with an end limit shoulder, a rotating shaft section is provided on the outside of the kingpin shaft section, a locating pin hole for cooperating with the locating pin is processed on the rotating shaft section, and the rotating shaft section cooperates with the handle.

[0011] The handle includes an operating handle, the end of the operating handle is processed with a second notch pin hole for cooperating with the notch pin structure, the second notch pin hole is processed with radially arranged radial positioning pin holes, a torsion spring shield is provided on the periphery of the second notch pin hole, and the operating handle is processed with a positioning column for cooperating with the lock sleeve body.

[0012] The second pin shaft forms an interference fit with the lock sleeve body, the second pin shaft forms a clearance fit with the rotary movable block, and the end of the first pin shaft is processed with a cotter pin.

[0013] A method for using an aviation rapid locking and separation structure comprises the following steps:

[0014] Step 1: Matching the lock sleeve body and the lock pin:

[0015] Open the rotating movable block, and then match the lock sleeve body with the lock pin;

[0016] Step 2: Coordination of the rotating movable block with the lock sleeve body:

[0017] Turn the handle to rotate the notch pin structure through the handle, and then rotate the rotary movable block to match the rotary movable block with the lock sleeve body. Release the handle, and the handle will return to its original position under the action of the torsion spring, and at the same time drive the notch pin structure to rotate, thereby locking the rotary movable block, thereby achieving a locking connection between the rotary movable block and the lock sleeve body;

[0018] Step 3: Unlock the rotating movable card block:

[0019] When the lock of the rotary movable block needs to be released, the handle is manually rotated, the handle overcomes the torsion of the torsion spring, and then rotates the notch pin structure. At this time, the notch pin structure will release the lock of the rotary movable block, thereby allowing the rotary movable block to rotate out of the lock sleeve body.

[0020] The present invention has the following beneficial effects:

[0021] 1. The present invention provides an aviation quick locking and separation structure, which achieves the effect of quick locking or unlocking and separation by adopting a locking pin with an annular groove and a rotating movable block with a semicircular groove in the hole.

[0022] 2. The present invention provides a rotatable movable block in the circumferential direction of the clamp-type lock sleeve. The notched pin structure installed in the lock sleeve is driven by a manual operating handle to rotate within a range of 90 degrees, thereby locking or releasing the rotatable movable block, thereby achieving the locking and unlocking action of the structure.

[0023] 3. The handle of the present invention can be quickly reset under the elastic force of the torsion spring after being unlocked.

[0024] 4. This invention can be connected to the system by selecting different adapters according to different mission purposes and usage scenarios. It is widely used in various structural systems such as rapid loading and mooring of cargo holds within aircraft, rapid unlocking and release of equipment during airdrop, etc., thereby improving efficient containerized transportation and rapid response capabilities in combat training.

[0025] 5. The present invention has the advantages of wide application, safety, reliability, high working efficiency, simple operation and convenience in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The present invention will be further described below with reference to the accompanying drawings and examples.

[0027] Figure 1 This is a three-dimensional diagram from the first perspective of the present invention.

[0028] Figure 2 This is a three-dimensional diagram from the second perspective of the present invention.

[0029] Figure 3 This is a three-dimensional diagram from the third perspective of the present invention.

[0030] Figure 4 This is a structural diagram of the lock pin and lock pin seat installation of the present invention.

[0031] Figure 5 This is a diagram showing the locking state of the lock sleeve body and the rotating movable block of the present invention.

[0032] Figure 6 This is a three-dimensional image from the first perspective of the lock sleeve body and the rotating movable block in the unlocked state of the present invention.

[0033] Figure 7 This is a three-dimensional diagram from a second perspective of the lock sleeve body and the rotating movable block in the unlocked state of the present invention.

[0034] Figure 8 This is a three-dimensional diagram of the lock sleeve body from the first perspective of the present invention.

[0035] Figure 9 This is a three-dimensional diagram of the lock sleeve body from the second perspective.

[0036] Figure 10 This is a three-dimensional diagram of the lock sleeve body from the third perspective.

[0037] Figure 11 This is a three-dimensional diagram of the lock sleeve body from the fourth perspective of the present invention.

[0038] Figure 12 This is a three-dimensional image of the rotating movable block from the first perspective of the present invention.

[0039] Figure 13 This is a three-dimensional diagram of the rotary movable block from the second perspective of the present invention.

[0040] Figure 14 This is a three-dimensional diagram of the notch pin structure from the first perspective of the present invention.

[0041] Figure 15 This is a three-dimensional diagram from the second perspective of the notch pin structure of the present invention.

[0042] Figure 16 This is a three-dimensional image of the handle of the present invention from the first perspective.

[0043] Figure 17 This is a three-dimensional image of the handle of the present invention from the second perspective.

[0044] Figure 18 This is a three-dimensional diagram of the handle of the present invention from the third perspective.

[0045] In the figure: lock sleeve mounting base 1, first pin shaft 2, handle 3, lock sleeve body 4, lock pin 5, lock pin seat 6, torsion spring 7, notch pin structure 8, positioning pin 9, rotary movable block 10, second pin shaft 11;

[0046] First mounting plate 101, first bolt through hole 102, first hinge seat 103;

[0047] Operating handle 301, positioning column 302, radial positioning pin hole 303, second notch pin hole 304, torsion spring shield 305;

[0048] Locking sleeve ear seat 401, first pin hole 402, U-shaped seat 403, first arc-shaped protrusion 404, positioning groove 405, torsion spring positioning hole 406, first notch pin hole 407, card slot 408, first installation slot 409;

[0049] annular groove 501;

[0050] Second mounting plate 601, second bolt through hole 602, ear plate 603;

[0051] Positioning pin hole 801, rotating shaft section 802, main pin shaft section 803, matching step surface 804, end limit shoulder 805. DETAILED DESCRIPTION

[0052] The embodiments of the present invention will be further described below with reference to the accompanying drawings.

[0053] Example 1:

[0054] See also Figure 1-18 An aviation quick locking and separation structure includes a lock sleeve mounting base 1, to which a lock sleeve body 4 is hingedly connected via a first pin 2. A rotary movable block 10 is hingedly connected to one end of the lock sleeve body 4 via a second pin 11. The other end of the rotary movable block 10 engages or unlocks with a notch pin structure 8. The notch pin structure 8 is rotatably mounted on the other end of the lock sleeve body 4. A handle 3 is mounted on the notch pin structure 8 via a positioning pin 9. A torsion spring 7 is mounted outside the notch pin structure 8 and between the handle 3 and the lock sleeve body 4. A lock pin 5 is mounted between the lock sleeve body 4 and the rotary movable block 10. The lock pin 5 is mounted on a lock pin seat 6. This structure achieves quick locking or unlocking by using a lock pin with an annular groove and a rotary movable block with a semicircular groove in the hole. By operating the handle 3, the rotary movable block 10 can be locked or unlocked with the lock sleeve body 4, thereby achieving separation between the lock sleeve mounting base 1 and the lock pin seat 6.

[0055] Furthermore, the lock sleeve mounting base 1 includes a first mounting plate 101, the four corners of which are provided with first bolt through holes 102, and a first hinge seat 103 is provided in the middle of the top surface of the first mounting plate 101. The lock sleeve mounting base 1 can be used to hinge the lock sleeve body 4.

[0056] Furthermore, the lock pin seat 6 includes a second mounting plate 601, the four corners of which are machined with second bolt through holes 602, and the top of the second mounting plate 601 is provided with symmetrically arranged lugs 603, between which the lock pin 5 is mounted. The lock pin seat 6 can be used to install the lock pin 5.

[0057] Furthermore, an annular groove 501 is formed in the middle of the lock pin 5. The annular groove 501 can be used to position the lock sleeve body 4.

[0058] Furthermore, the lock sleeve body 4 includes a U-shaped seat 403, a lock sleeve ear seat 401 is provided in the middle part of the outer wall of the U-shaped seat 403, a first pin hole 402 is processed on the lock sleeve ear seat 401, the first pin hole 402 cooperates with the first pin shaft 2, and a first arc-shaped protrusion 404 for cooperating with the lock pin 5 is provided on the arc-shaped inner wall of the U-shaped seat 403; a first mounting groove 409 for mounting the rotary movable block 10 is provided at one end of the U-shaped seat 403, a second pin hole 410 arranged vertically is processed on the first mounting groove 409, and the second pin hole 410 cooperates with the second pin shaft 11 The other end of the U-shaped seat 403 is provided with a slot 408 for mounting the rotatable movable block 10. A positioning groove 405 is provided on the inner sidewall of the slot 408. A first notch pin hole 407 for mounting the notch pin structure 8 is machined inside the slot 408. The inner end of the first notch pin hole 407 is provided with a stepped hole 413. A torsion spring positioning hole 406 is machined on the outer wall of the outer end of the first notch pin hole 407. An arcuate boss 411 is provided at the end where the first notch pin hole 407 is located. The end of the arcuate boss 411 is provided with a limiting step 412 for limiting the position of the handle 3. The lock sleeve body 4 can be used to cooperate with the rotatable movable block 10, thereby achieving a locking engagement with the lock pin 5. The first arcuate protrusion 404 can be used for positioning engagement with the annular groove 501, and the first notch pin hole 407 can be used for rotational engagement with the notch pin structure 8.

[0059] Furthermore, the rotatable movable block 10 includes a movable block ear seat 1002, which is machined with a third pin hole 1001, and a second arc-shaped protrusion 1003 for cooperating with the lock pin 5 is machined on the inner side wall of the rotatable movable block 10. The rotatable movable block 10 is provided with a hook block 1004 for cooperating with the lock sleeve body 4. The end of the hook block 1004 is provided with a positioning protrusion 1005, and the bottom of the hook block 1004 is machined with a semicircular groove 1006 for cooperating with the notch pin structure 8. Through the above-mentioned rotatable movable block 10, a locking fit between the rotatable movable block 10 and the lock sleeve body 4 can be achieved under the action of the notch pin structure 8.

[0060] Furthermore, the notch pin structure 8 includes a main pin shaft section 803 for cooperating with the lock sleeve body 4, a mating step surface 804 being machined on the main pin shaft section 803, an end portion of the main pin shaft section 803 being machined with an end portion limiting shoulder 805, a rotating shaft section 802 being provided on the outer side of the main pin shaft section 803, a locating pin hole 801 being machined on the rotating shaft section 802 for cooperating with the locating pin 9, and the rotating shaft section 802 being cooperating with the handle 3. The notch pin structure 8 described above can realize locking and unlocking of the rotary movable clamping block 10. In specific use, when the mating step surface 804 is kept flush with the bottom surface of the card slot 408, the rotary movable clamping block 10 can be smoothly inserted into the card slot 408. When the mating step surface 804 is lifted, the rotary movable clamping block 10 is clamped, thereby realizing a reliable combined connection between the rotary movable clamping block 10 and the lock sleeve body 4.

[0061] Furthermore, the handle 3 includes an operating knob 301. The end of the operating knob 301 is machined with a second notch pin hole 304 for mating with the notch pin structure 8. The second notch pin hole 304 is machined with radially arranged radial positioning pin holes 303. A torsion spring shield 305 is provided around the periphery of the second notch pin hole 304. The operating knob 301 is machined with a positioning post 302 for mating with the lock sleeve body 4. The handle 3 can be used to operate the notch pin structure 8, thereby controlling its rotation, thereby achieving control over the locking and unlocking of the rotary movable block 10.

[0062] Furthermore, the second pin 11 forms an interference fit with the lock sleeve body 4, and a clearance fit is formed between the second pin 11 and the rotatable movable block 10. The end of the first pin 2 is processed with a cotter pin 12. This fit ensures that the rotatable movable block 10 can rotate smoothly and the first pin 2 will not fall off the lock sleeve body 4.

[0063] Example 2:

[0064] A method for using an aviation rapid locking and separation structure comprises the following steps:

[0065] Step 1: Coordination of the lock sleeve body 4 and the lock pin 5:

[0066] Open the rotating movable block 10, and then mate the lock sleeve body 4 with the lock pin 5;

[0067] Step 2: Coordination of the rotating movable block 10 with the lock sleeve body 4:

[0068] Turn the handle 3, rotate the notch pin structure 8 through the handle 3, and then rotate the rotary active clamping block 10 to match the rotary active clamping block 10 with the lock sleeve body 4. Release the handle 3, and the handle 3 will return to its original position under the action of the torsion spring 7, and at the same time drive the notch pin structure 8 to rotate, thereby locking the rotary active clamping block 10, thereby achieving a locked connection between the rotary active clamping block 10 and the lock sleeve body 4;

[0069] Step 3: Unlocking the rotating movable card block 10:

[0070] When it is necessary to release the lock of the rotating movable block 10, the handle 3 is manually rotated, the handle 3 overcomes the torsion of the torsion spring 7, and then rotates the notch pin structure 8. At this time, the notch pin structure 8 will release the lock of the rotating movable block 10, thereby allowing the rotating movable block 10 to rotate out of the lock sleeve body 4.

Claims

1. An aviation rapid locking and separation structure, characterized by: It comprises a lock sleeve mounting seat (1), a lock sleeve body (4) is hingedly connected to the lock sleeve mounting seat (1) via a first pin shaft (2), a rotary movable block (10) is hingedly connected to one end of the lock sleeve body (4) via a second pin shaft (11), the other end of the rotary movable block (10) is hooked or unlocked with a notch pin structure (8), the notch pin structure (8) is rotatably mounted on the other end of the lock sleeve body (4), a handle (3) is mounted on the notch pin structure (8) via a positioning pin (9), a torsion spring (7) is mounted outside the notch pin structure (8) and between the handle (3) and the lock sleeve body (4); a lock pin (5) is mounted between the lock sleeve body (4) and the rotary movable block (10), and the lock pin (5) is mounted on the lock pin seat (6); The lock sleeve body (4) comprises a U-shaped seat (403), a lock sleeve ear seat (401) is provided at the middle portion of the outer wall of the U-shaped seat (403), a first pin hole (402) is processed on the lock sleeve ear seat (401), the first pin hole (402) is matched with the first pin shaft (2), and a first arc-shaped protrusion (404) for matching with the lock pin (5) is provided on the arc-shaped inner wall of the U-shaped seat (403); a first mounting groove (409) for mounting a rotary movable block (10) is provided at one end of the U-shaped seat (403), a second pin hole (410) arranged vertically is processed on the first mounting groove (409), and the second pin hole (410) is matched with the second pin shaft (11). The other end of the U-shaped seat (403) is provided with a slot (408) for mounting a rotary movable block (10), a positioning groove (405) is provided on the inner side wall of the slot (408), a first notch pin hole (407) for mounting a notch pin structure (8) is processed inside the slot (408), a stepped hole (413) is provided at the inner end of the first notch pin hole (407), a torsion spring positioning hole (406) is processed on the outer wall of the outer end of the first notch pin hole (407), an arc-shaped boss (411) is provided at the end where the first notch pin hole (407) is located, and a limiting step (412) is provided at the end of the arc-shaped boss (411) for limiting the handle (3); The rotary movable block (10) comprises a movable block ear seat (1002), a third pin hole (1001) is processed on the movable block ear seat (1002), and a second arc-shaped protrusion (1003) for cooperating with the lock pin (5) is processed on the inner side wall of the rotary movable block (10); the rotary movable block (1004) is provided with a hook block (1004) for cooperating with the lock sleeve body (4), the end of the hook block (1004) is provided with a positioning protrusion (1005), and the bottom end of the hook block (1004) is processed with a semicircular groove (1006) for cooperating with the notch pin structure (8); The notch pin structure (8) includes a main pin shaft section (803) for cooperating with the lock sleeve body (4), a cooperating step surface (804) is processed on the main pin shaft section (803), an end of the main pin shaft section (803) is processed with an end limit shaft shoulder (805), a rotating shaft section (802) is provided on the outer side of the main pin shaft section (803), a positioning pin hole (801) for cooperating with the positioning pin (9) is processed on the rotating shaft section (802), and the rotating shaft section (802) cooperates with the handle (3); The handle (3) comprises an operating handle (301), the end of the operating handle (301) is processed with a second notch pin hole (304) for cooperating with the notch pin structure (8), the second notch pin hole (304) is processed with radially arranged radial positioning pin holes (303), the periphery of the second notch pin hole (304) is provided with a torsion spring shield (305), and the operating handle (301) is processed with a positioning column (302) for cooperating with the lock sleeve body (4).

2. The aviation rapid locking and separation structure according to claim 1, characterized in that: The lock sleeve mounting seat (1) comprises a first mounting plate (101), four corners of the first mounting plate (101) are processed with first bolt through holes (102), and a first hinge seat (103) is provided in the middle portion of the top end surface of the first mounting plate (101).

3. The aviation rapid locking and separation structure according to claim 1, characterized in that: The lock pin seat (6) comprises a second mounting plate (601), the four corners of the second mounting plate (601) are processed with second bolt through holes (602), the top end of the second mounting plate (601) is provided with symmetrically arranged ear plates (603), and a lock pin (5) is installed between the ear plates (603).

4. The aviation rapid locking and separation structure according to claim 1, characterized in that: An annular groove (501) is machined in the middle portion of the locking pin (5).

5. The aviation rapid locking and separation structure according to claim 1, characterized in that: The second pin shaft (11) forms an interference fit with the lock sleeve body (4), the second pin shaft (11) forms a clearance fit with the rotary movable block (10), and the end of the first pin shaft (2) is processed with a cotter pin (12).

6. A method for using the aviation rapid locking and separation structure according to any one of claims 1 to 5, characterized in that: The following steps are involved: Step 1: Coordination of the lock sleeve body (4) and the lock pin (5): Open the rotating movable block (10), and then mate the lock sleeve body (4) with the lock pin (5); Step 2: Coordination of the rotating movable block (10) with the lock sleeve body (4): The handle (3) is rotated, and the notch pin structure (8) is rotated by the handle (3), and then the rotary movable block (10) is rotated to match the rotary movable block (10) with the lock sleeve body (4), and the handle (3) is released. The handle (3) is reset under the action of the torsion spring (7), and at the same time, the notch pin structure (8) is driven to rotate, thereby locking the rotary movable block (10), and thus achieving a locked connection between the rotary movable block (10) and the lock sleeve body (4); Step 3: Unlocking the rotating movable card block (10): When the locking of the rotary movable block (10) needs to be released, the handle (3) is manually rotated, and the handle (3) overcomes the torsion force of the torsion spring (7), thereby rotating the notch pin structure (8). At this time, the notch pin structure (8) releases the locking of the rotary movable block (10), thereby allowing the rotary movable block (10) to rotate and disengage from the lock sleeve body (4).

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