CN218967155U

CN218967155U - Connecting seat capable of being separated in air

Info

Publication number: CN218967155U
Application number: CN202223322943.5U
Authority: CN
Inventors: 符涛; 韩猛; 罗金明; 蒋维; 詹方兴; 马燕超
Original assignee: Zhejiang Military Industry Group Co ltd
Current assignee: Zhejiang Military Industry Group Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-05
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of aerial delivery, in particular to a connecting seat capable of being separated in the air, which comprises a front push plate, a rear push plate, an elastic piece and a locking device, wherein the front push plate and the rear push plate are spliced, the elastic piece is arranged between the front push plate and the rear push plate, the locking device locks the front push plate and the rear push plate in a spliced state, and the elastic piece is in a compressed state and has a trend of being spread along the front-rear direction; the front pushing plate and the rear pushing plate are both provided with connecting devices, and the connecting devices are used for connecting a cylindrical life-saving sleeve; the locking device can delay to automatically unlock the front push plate and the rear push plate, so that the front push plate and the rear push plate are pushed away by the elastic piece in the direction deviating from each other. Under the action of the connecting seat, the plurality of life-saving suites are separated in the air and fall on different positions in the same area, so that the throwing of the life-saving suites can cover a plurality of people to be rescued in the area in a short time, the rescue efficiency is greatly improved, and the life safety of the people to be rescued is effectively ensured.

Description

Connecting seat capable of being separated in air

Technical Field

The utility model relates to the technical field of aerial delivery, in particular to a connecting seat capable of being separated in the air.

Background

Marine aviation rescue is an activity of using a marine rescue aircraft and a helicopter to rescue and aid a person in distress on the sea. The use of an offshore rescue aircraft and a helicopter to rescue and aid persons in distress at sea is classified into hover and landing; the hovering and lifesaving is to hover the rescue helicopter over the person in danger, put down the rescue equipment, rescue the person in danger on the helicopter, or put in the lifesaving suite; the life saving in landing is to let the water plane drop to the water surface near the person in danger and let out the life boat to rescue the person in danger to the plane. With the increasing perfection of world ocean air search and rescue systems, particularly, all-in-one ocean air search and rescue systems of military and civil integration and ocean air are generally established in all major ocean countries of the world, and more air-drop type general ocean air rescue kits with small volume, light weight, strong universality and high cost performance are adopted, and the rescue kits are put in an undeployed state and are in a semi-rigid cylindrical container, and various rescue articles are filled in the hollow air rescue kits.

The carrier for throwing the life jacket is usually a large and medium fixed wing aircraft, a large and medium helicopter, an unmanned aerial vehicle and the like, so that more accurate throwing is realized; however, when people to be rescued are scattered in a large-area sea area, the point-to-point accurate throwing efficiency is low, the rescue time is possibly delayed, and the people to be rescued are in danger, so that the selection of an efficient throwing mode is important during throwing, but no special device for improving the efficiency of the air-drop rescue kit exists at present.

Disclosure of Invention

The utility model improves the technical problems, namely, the technical proposal provided by the utility model is that a separating device is arranged between adjacent lifesaving suites, more than two lifesaving suites are thrown at one time aiming at a certain position, the separating device acts in the falling process of the lifesaving suites, the adjacent lifesaving suites are pushed open, the adjacent lifesaving suites are positioned at different positions, and the successers at different positions in the small area can approach one of the lifesaving suites as much as possible, so that the successers obtain the lifesaving suites as soon as possible, and the life safety of the successers is ensured by improving the air dropping efficiency of the lifesaving suites; the connecting seat capable of being separated in the air comprises a front push plate, a rear push plate, an elastic piece, a locking device and a connecting device, wherein the front push plate and the rear push plate are spliced, the elastic piece is arranged between the front push plate and the rear push plate, the locking device locks the front push plate and the rear push plate in a spliced state, and the elastic piece is in a compressed state and has a tendency of being spread in the front-rear direction; the front pushing plate and the rear pushing plate are both provided with connecting devices, and the connecting devices are used for connecting a cylindrical life-saving sleeve; the locking device can delay to automatically unlock the front push plate and the rear push plate, so that the front push plate and the rear push plate are pushed away by the elastic piece in the direction deviating from each other.

As a preferred aspect of the present utility model, the front push plate has at least three front mating parts on a side facing the rear push plate, and the rear push plate has at least three rear mating parts on a side facing the front push plate, each of the rear mating parts being staggered with and correspondingly abutted against one of the front mating parts in the front-rear direction; an accommodating space for accommodating the elastic piece is formed between the front pushing plate and the rear pushing plate, and the locking device locks the front matching part and the rear matching part together.

As a preferable mode of the utility model, the front matching part is positioned at one side, which is opposite to the accommodating space, of the corresponding abutted rear matching part, a rear locking hole is formed in the rear matching part, a front locking hole group is formed in the front matching part, the rear locking hole and the front locking hole group are communicated, and the extending direction of the rear locking hole and the front locking hole group is perpendicular to the front-rear direction; the locking device comprises a locking pin which is simultaneously penetrated in the front locking hole group and the rear locking hole group, and the locking device can delay and self-move to separate the locking pin from the rear locking hole group and the front locking hole group.

As a preferred aspect of the present utility model, the front locking hole group includes a coaxial through hole and a stepped hole, the diameter of the stepped hole is larger than that of the through hole, a stepped mesa is formed between the stepped hole and the through hole, the through hole is coaxial with the rear locking hole, has the same diameter and is directly communicated with the rear locking hole, and the stepped hole is located at a side of the through hole away from the rear locking hole; the locking device further comprises a reverse locking spring, a blocking assembly and a locking platform which is integrally fixed with the locking pin, the locking pin can correspondingly extend into the rear locking hole and the through hole, the locking platform correspondingly extends into the stepped hole, the reverse locking spring is supported between the locking platform and the stepped platform, and the blocking assembly can prevent the locking pin from leaving the rear locking hole and the through hole under the pushing of the reverse locking spring.

As a preferred aspect of the present utility model, the blocking assembly includes a blocking cover and a delay driver, the blocking cover includes an annular side baffle plate that shields one side of all the front mating parts away from the rear mating parts, at least three ejecting holes are formed on the annular side baffle plate, and each of the stepped holes is respectively used for correspondingly communicating with one of the ejecting holes; the delay driver can drive the annular side baffle to rotate around the central shaft of the annular side baffle after the set time.

Preferably, all of the front mating portions are connected to form a continuous and annular front flange, all of the rear mating portions are connected to form a continuous and annular rear flange, the front flange is hooped around the rear flange, and the annular side barrier is hooped around the front flange and is rotatable along the front flange outer wall.

As a preferred aspect of the present utility model, the blocking cover further includes a support plate parallel to the front push plate, the annular side baffle is fixedly connected to the support plate, and the support plate has a support rod coaxial with a central axis of the annular side baffle; the timing driver comprises a torsion spring connected with the supporting rod, and the torsion spring can drive the annular side baffle to rotate by driving the supporting rod to rotate when reset after being twisted by external force.

As a preferable mode of the utility model, the connecting device comprises at least three clamping rods extending along the front-back direction, the three clamping rods enclose a clamping space, and the clamping space is used for the cylindrical life-saving sleeve to extend in; the side faces, which are away from each other, of the front push plate and the rear push plate are used for fixing the clamping connection rod.

Preferably, the elastic member is a compression spring.

Preferably, the elastic member is a conical spring.

The beneficial effects are that:

under the action of the connecting seat, the plurality of life-saving suites are separated in the air and fall on different positions in the same area, so that the throwing of the life-saving suites can cover a plurality of people to be rescued in the area in a short time, the rescue efficiency is greatly improved, and the life safety of the people to be rescued is effectively ensured.

Drawings

Fig. 1 is a schematic perspective view of the connecting seat;

FIG. 2 is a cross-sectional view of the connection block;

FIG. 3 is a schematic view of a locking pin, locking stand and reverse locking spring;

FIG. 4 is a schematic view of a rear locking hole, a through hole, a stepped hole, and an ejection hole;

FIG. 5 is a schematic view of the positional relationship of the rear flange and the annular side dams;

FIG. 6 is a schematic view of the positional relationship of the front flange and the annular side dams;

fig. 7 is a schematic view of the elastic member.

Detailed Description

The following specific examples are intended to be illustrative of the utility model and are not intended to be limiting, as modifications of the utility model will be apparent to those skilled in the art upon reading the specification without inventive contribution thereto, and are intended to be protected by the patent law within the scope of the appended claims.

The utility model relates to a connecting seat capable of being separated in the air, which comprises a front push plate 1, a rear push plate 2, an elastic piece 3 and a locking device, wherein the front push plate 1 and the rear push plate 2 are spliced, the elastic piece 3 is arranged between the front push plate 1 and the rear push plate 2, the locking device locks the front push plate 1 and the rear push plate 2 in a spliced state, and the elastic piece 3 is in a compressed state and has a trend of expanding along the front-rear direction; the front pushing plate 1 and the rear pushing plate 2 are both provided with connecting devices, and the connecting devices are used for connecting a cylindrical life-saving sleeve; the locking device can automatically unlock the front push plate 1 and the rear push plate 2, so that the front push plate 1 and the rear push plate 2 are pushed away by the elastic piece 3 in a direction deviating from each other. Aiming at the common cylindrical life-saving sleeve before being unfolded, the life-saving sleeve is in an undeployed state during air-drop; when the connecting seat is used, firstly, two adjacent lifesaving suites are placed forwards and backwards along the axial direction, then the connecting seat is placed between the two lifesaving suites, the connecting device on the front push plate 1 is connected with the front lifesaving suite, and the connecting device on the rear push plate 2 is connected with the rear lifesaving suite; then, starting air drop, triggering a locking device at the moment of air drop, and completely starting the locking device after the locking device is triggered and a preset time is required to pass, wherein two life-saving kits fall together with a connecting seat, after a certain time of fall, the locking device is started in a delayed mode, the locking of a front push plate 1 and a rear push plate 2 is automatically released, then an elastic piece 3 starts to stretch and reset along the front-back direction, so that the front push plate 1 and the rear push plate 2 are pushed to move away from each other, the front push plate 1 pushes the front life-saving kits to move together when moving forwards, and the rear push plate 2 pushes the rear life-saving kits to move together when moving, so that the air separation of two adjacent life-saving kits is realized, the two life-saving kits fall on two positions with a certain distance respectively, more people can obtain the life-saving kits nearby, the throwing efficiency of the life-saving kits is improved, and the rescue rate is improved; during actual operation, a plurality of life-saving suites can be arranged along the axial direction, then a connecting seat is arranged between every two adjacent life-saving suites, so that the plurality of life-saving suites can be thrown down by one air drop, then the plurality of life-saving suites are separated in the air under the action of the connecting seat and fall on different positions in the same area, so that the throwing of the life-saving suites can cover a plurality of rescue persons in the area in a short time, the rescue efficiency is greatly improved, and the life safety of the rescue persons is effectively ensured.

In the initial state, the locking device locks the front push plate 1 and the rear push plate 2, specifically, the side surface of the front push plate 1 facing the rear push plate 2 is provided with at least three front matching parts 11, the side surface of the rear push plate 2 facing the front push plate 1 is provided with at least three rear matching parts 21, and each rear matching part 21 is staggered with one front matching part 11 in the front-rear direction and correspondingly abutted; between the front push plate 1 and the rear push plate 2, an accommodation space 4 accommodating the elastic member 3 is formed, and the locking means locks the front fitting portion 11 and the rear fitting portion 21 together. In this embodiment, the elastic member 3 is not fixedly connected to the front push plate 1 and the rear push plate 2, and the three parts are separated from each other after the air separation, so that at least three rear matching parts 21 are arranged in a circumferential array, so that the elastic member 3 can be enclosed in the accommodating space 4, and therefore, the positions of at least three front matching parts 11 are also arranged in a circumferential array.

The separation of the front push plate 1 and the rear push plate 2 is along the front-rear direction, so in the initial state, the locking device needs to overcome the force applied by the elastic element 3 along the front-rear direction, in this embodiment, the front matching portion 11 is located at one side of the corresponding abutted rear matching portion 21, which is away from the accommodating space 4, the rear matching portion 21 is provided with a rear locking hole 22, the front matching portion 11 is provided with a front locking hole set, the rear locking hole 22 is communicated with the front locking hole set, and the extending direction is perpendicular to the front-rear direction; the locking device comprises locking pins 51 which are simultaneously penetrated in the front locking hole group and the rear locking hole 22, so that the locking pins 51 can block the movement trend of the front push plate 1 and the rear push plate 2 which deviate in the front-rear direction, and when the locking device is separated in the air, the locking pins 51 are separated from the rear locking hole 22 and the front locking hole group by delaying, namely, the locking of the front matching part 11 and the rear matching part 21 is automatically released after a certain time of falling.

The design of the locking device for automatically releasing the locking by time delay is specifically that the front locking hole group comprises a coaxial through hole 12 and a stepped hole 13, the diameter of the stepped hole 13 is larger than that of the through hole 12, a stepped table top 14 is formed between the stepped hole 13 and the through hole 12, the through hole 12 is coaxial with the rear locking hole 22, the diameters of the through hole 12 and the rear locking hole 22 are consistent, the through hole 13 is directly communicated, and the through hole 12 is positioned at one side far away from the rear locking hole 22; the locking device further comprises a reverse locking spring 53, a blocking component and a locking platform 52 which is integrally fixed with the locking pin 51, wherein the locking pin 51 can correspondingly extend into the rear locking hole 22 and the through hole 12, the locking platform 52 correspondingly extends into the stepped hole 13, the reverse locking spring 53 is supported between the locking platform 52 and the stepped platform 14, and the blocking component can prevent the locking pin 51 from leaving the rear locking hole 22 and the through hole 12 under the pushing of the reverse locking spring 53. In the initial state, the reverse locking spring 53 is compressed and always has a tendency to push the locking stage 52 out of the stepped bore 13, but is blocked by the blocking assembly; when unlocking is needed, the blocking assembly is operated to a posture that the locking platform 52 is not blocked from leaving the stepped hole 13, then the locking platform 52 is pushed to leave the stepped hole 13 by the reverse locking spring 53, the locking platform 52 drives the locking pin 51 to move together, the locking pin 51 leaves the through hole 12 and the rear locking hole 22, the front push plate 1 and the rear push plate 2 are not locked by the locking device, and the front push plate 1 and the rear push plate 2 are pushed to be separated in the air by the elastic piece 3.

The blocking assembly in this embodiment includes a blocking cover 54 and a delay driver 55, where the blocking cover 54 includes an annular side baffle 541 that shields one side of all the front mating parts 11 away from the rear mating parts 21, and at least three ejection holes 542 are formed in the annular side baffle 541, and each of the stepped holes 13 is respectively used for correspondingly communicating with one of the ejection holes 542; the delay driver 55 can drive the annular side baffle 541 to rotate around its central axis after a set time. In the initial state, the ejection hole 542 on the annular side baffle 541 is aligned with any one of the stepped holes 13, so that the stepped holes 13 are blocked, the locking platform 52 cannot leave the stepped holes 13, and the locking of the front matching part 11 and the rear matching part 21 by the locking pin 51 is ensured; when the air separation is needed, the delay driver 55 drives the annular side baffle 541 to rotate after the preset time passes, and when the annular side baffle 541 rotates until each stepped hole 13 is correspondingly communicated with one ejection hole 542, the locking platform 52 leaves the stepped groove under the pushing of the reverse locking spring 53, so that the locking device is contacted to lock the front push plate 1 and the rear push plate 2, and the air separation is realized.

The annular side baffle 541 clamps all the front mating portions 11, in other words, all the front mating portions 11 support the annular side baffle 541 together, but the front mating portions 11 are discrete units, the annular side baffle 541 is difficult to be stably supported, and the rotation process is unstable, which is unfavorable for the air separation. Thus, in this embodiment, it is preferable that all of the front mating parts 11 are connected to form a continuous and annular front flange 15, all of the rear mating parts 21 are connected to form a continuous and annular rear flange 23, the front flange 15 is looped around the rear flange 23, and the annular side baffle 541 is looped around the front flange 15 and is rotatable along the outer wall of the front flange 15. The annular side baffle 541 is stably supported, and the rotation process is stable and smooth, so that the air separation can be smoothly realized; the front flange 15 and the rear flange 23 moreover make said housing space 4 more closed, protecting the elastic element 3 from erosion during prolonged storage and impairing its performance.

Further, in this embodiment, the blocking cover 54 further includes a supporting plate 543 parallel to the front pushing plate 1, the annular side baffle 541 is fixedly connected to the supporting plate 543, and the supporting plate 543 has a supporting rod coaxial with the central axis of the annular side baffle 541; the timing driver includes a torsion spring connected to the strut, and the torsion spring can drive the annular side baffle 541 to rotate by driving the strut to rotate when reset after torsion by an external force. The use principle of the torsion spring in this embodiment refers to a spring, at the moment of air drop, a throwing person manually rotates the torsion spring to make the torsion spring in a state to be reset, and the reset time is determined according to the deformation amount of the torsion spring, then the torsion spring resets in the falling process, drives the supporting rod to rotate around the central shaft of the supporting rod, drives the supporting plate 543 to rotate, and the annular side baffle 541 also rotates around the central shaft of the supporting rod until the pop-up hole 542 aligns with the stepped hole 13, and the locking device is locked in a contact manner to realize air separation.

The connecting device in this embodiment includes at least three clamping rods 61 extending along the front-rear direction, and the three clamping rods 61 enclose a clamping space, and the clamping space is used for the cylindrical lifesaving kit to extend in; the sides of the front push plate 1 and the rear push plate 2 facing away from each other are fixed by the clamping rod 61; the cylindrical life saving sleeve is clamped in the space surrounded by the three clamping rods 61, so that simple clamping is realized, and the cylindrical life saving sleeve is not separated when the cylindrical life saving sleeve falls in an initial state.

In this embodiment, the elastic member 3 is a compression spring, and further, since the width of the accommodating space 4 in the front-rear direction is limited, it is preferable that the elastic member 3 is a conical spring, which is in a compressed state, has a smaller thickness and is more suitable for being placed in the accommodating space 4.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. The connecting seat capable of being separated in the air is characterized by comprising a front push plate (1) and a rear push plate (2) which are spliced, an elastic piece (3) arranged between the front push plate (1) and the rear push plate (2) and a locking device for locking the front push plate (1) and the rear push plate (2) in a spliced state, wherein the elastic piece (3) is in a compressed state and has a tendency of being spread in the front-rear direction; the front pushing plate (1) and the rear pushing plate (2) are both provided with connecting devices, and the connecting devices are used for connecting cylindrical life-saving kits; the locking device can delay to automatically release the locking of the front push plate (1) and the rear push plate (2), so that the front push plate (1) and the rear push plate (2) are pushed away by the elastic piece (3) in the direction deviating from each other.

2. The air-separable connector as claimed in claim 1, wherein the front push plate (1) has at least three front mating parts (11) on a side facing the rear push plate (2), the rear push plate (2) has at least three rear mating parts (21) on a side facing the front push plate (1), and each rear mating part (21) is staggered with and correspondingly abutted against one of the front mating parts (11) in the front-rear direction; an accommodating space (4) for accommodating the elastic piece (3) is formed between the front push plate (1) and the rear push plate (2), and the locking device locks the front matching part (11) and the rear matching part (21) together.

3. The connecting seat capable of being separated in the air according to claim 2, wherein the front matching part (11) is positioned at one side of the corresponding abutted rear matching part (21) which is away from the accommodating space (4), a rear locking hole (22) is formed in the rear matching part (21), a front locking hole group is formed in the front matching part (11), the rear locking hole (22) is communicated with the front locking hole group, and the extending directions of the rear locking hole (22) and the front locking hole group are all perpendicular to the front-rear direction; the locking device comprises a locking pin (51) which is simultaneously penetrated in the front locking hole group and the rear locking hole (22), and the locking device can delay to separate the locking pin (51) from the rear locking hole (22) and the front locking hole group.

4. A connection seat capable of being separated in the air according to claim 3, characterized in that the front locking hole group comprises a coaxial through hole (12) and a stepped hole (13), the diameter of the stepped hole (13) is larger than that of the through hole (12), a stepped table surface (14) is formed between the stepped hole (13) and the through hole (12), the through hole (12) is coaxial with the rear locking hole (22) and has the same diameter and is directly communicated with the rear locking hole (22), and the stepped hole (13) is positioned on one side of the through hole (12) away from the rear locking hole (22); the locking device further comprises a reverse locking spring (53), a blocking component and a locking platform (52) which is integrally fixed with the locking pin (51), wherein the locking pin (51) can correspondingly extend into the rear locking hole (22) and the through hole (12), the locking platform (52) correspondingly extends into the stepped hole (13), the reverse locking spring (53) is supported between the locking platform (52) and the stepped platform (14), and the blocking component can prevent the locking pin (51) from leaving the rear locking hole (22) and the through hole (12) under the pushing of the reverse locking spring (53).

5. A connection seat capable of being separated in the air according to claim 4, wherein the blocking assembly comprises a blocking cover (54) and a delay driver (55), the blocking cover (54) comprises an annular side baffle plate (541) for shielding one side of all the front matching parts (11) away from the rear matching parts (21), at least three ejecting holes (542) are formed in the annular side baffle plate (541), and each stepped hole (13) is respectively used for correspondingly communicating one ejecting hole (542); the delay driver (55) can drive the annular side baffle plate (541) to rotate around the central shaft of the annular side baffle plate after the set time.

6. An air-separable connector as claimed in claim 5, wherein all of said front mating portions (11) are joined to form a continuous and annular front flange (15), all of said rear mating portions (21) are joined to form a continuous and annular rear flange (23), said front flange (15) being looped around said rear flange (23), said annular side flap (541) being looped around said front flange (15) and rotatable along an outer wall of said front flange (15).

7. An air-separable connector as recited in claim 6, wherein the barrier cover (54) further comprises a support plate (543) parallel to the front push plate (1), the annular side baffle (541) being fixedly connected to the support plate (543), the support plate (543) having a strut coaxial with a central axis of the annular side baffle (541); the delay driver (55) comprises a torsion spring connected with the support rod, and the torsion spring can drive the annular side baffle plate (541) to rotate by driving the support rod to rotate when reset after being twisted by external force.

8. The connecting seat capable of being separated in the air according to claim 1, wherein the connecting device comprises at least three clamping rods (61) extending along the front-back direction, and the three clamping rods (61) enclose a clamping space, and the clamping space is used for a cylindrical life-saving sleeve to extend in; the side faces, which are away from each other, of the front pushing plate (1) and the rear pushing plate (2) are used for fixing the clamping connection rod (61).

9. A connection seat capable of being separated in the air according to claim 1, characterized in that the elastic element (3) is a compression spring.

10. An air-separable connector as claimed in claim 9, wherein the resilient member (3) is a conical spring.