CN212313880U - Folding type anti-overturning support and connecting structure with automobile - Google Patents
Folding type anti-overturning support and connecting structure with automobile Download PDFInfo
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- CN212313880U CN212313880U CN202020582191.8U CN202020582191U CN212313880U CN 212313880 U CN212313880 U CN 212313880U CN 202020582191 U CN202020582191 U CN 202020582191U CN 212313880 U CN212313880 U CN 212313880U
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Abstract
The utility model discloses a foldable prevent turning over support and with connection structure of car belongs to airborne equipment technical field. The support comprises a first folding arm, a second folding arm hinged with one end of the first folding arm and an anti-turning support, wherein the tail end of the second folding arm is hinged with a lifting lug on the anti-turning support, one end of the anti-turning support is provided with an anti-turning base used for being in contact with the ground, the other end of the anti-turning support is provided with a second mounting seat, and the top end of the first folding arm in the length direction is provided with a first mounting seat; the hinge joint of the second folding arm and the first folding arm is provided with a lock pin for limiting. The support is in a folded state when being transported in the airplane, does not occupy space in an engine room, and is unfolded when landing, so that the length-width ratio of a vehicle is reduced, and the aim of preventing side turning is fulfilled.
Description
Technical Field
The utility model relates to a foldable support of preventing turning over for matching no goods platform airborne system uses belongs to airborne equipment technical field, specifically relates to a foldable connection structure who prevents turning over support and with the car.
Background
The reloading equipment, for example, in the process of air-drop of the vehicle, firstly fixes the vehicle on an air-drop cargo platform to be transported in an airplane, after the vehicle arrives at a preset air-drop place, firstly opens a traction umbrella to pull the cargo platform out of a cabin, then opens an auxiliary umbrella to pull out a main umbrella, and the air-drop cargo platform carries the vehicle to land at a certain speed through the deceleration action of the main umbrella. Due to the limited airborne landing in an aircraft, the area of the airborne cargo bed can only just bear vehicles. When landing, the gravity center of the vehicle is high, the length-width ratio is high, the vehicle is easily influenced by crosswind in the air landing process, and the vehicle is easily turned over during landing.
Disclosure of Invention
In order to solve the technical problem, the utility model discloses a foldable prevent turning over support and with the connection structure of car. The support is in a folded state when being transported in the airplane, does not occupy space in an engine room, and is unfolded when landing, so that the length-width ratio of a vehicle is reduced, and the aim of preventing side turning is fulfilled.
In order to achieve the purpose, the utility model discloses a folding type anti-turning support which is characterized by comprising a first folding arm, a second folding arm hinged with one end of the first folding arm and an anti-turning support, wherein the tail end of the second folding arm is hinged with a lifting lug on the anti-turning support, one end of the anti-turning support is provided with an anti-turning base used for contacting with the ground, the other end of the anti-turning support is provided with a second mounting seat, and the top end of the first folding arm in the length direction is provided with a first mounting seat; and a lock pin for limiting is arranged at the hinged position of the second folding arm and the first folding arm.
Furthermore, the lockpin comprises a sliding end and a limiting boss, and a sliding groove matched with the sliding end to slide is further formed in the side wall of the first folding arm.
Furthermore, when the sliding end reaches the limit position of one end of the sliding groove, the limiting boss is far away from the second folding arm and is located on the same side of the hinged position of the first folding arm and the second folding arm together with the sliding end.
Furthermore, when the sliding end reaches the limit position at the other end of the sliding groove, the limit boss and the sliding end are respectively positioned at two sides of the hinged position of the first folding arm and the second folding arm.
Furthermore, a first pin shaft is arranged at the hinged position of the first folding arm and the second folding arm.
Furthermore, the anti-overturning bracket comprises a first bracket and a second bracket which are positioned on two sides of the lifting lug, and the lifting lug is positioned in the middle of the anti-overturning bracket.
Further, the length of the second folding arm is not more than the second bracket.
Furthermore, the lifting lug is connected with a third pin shaft, and the second folding arm and the turnover-proof support are connected together through the third pin shaft.
For better realization the utility model discloses a technical purpose, the utility model also discloses a connection structure of above-mentioned foldable anti-overturning support and car, a serial communication port, foldable anti-overturning support and car body fixed connection.
Further, the foldable anti-overturning bracket is fixedly connected with the automobile body through bolts.
Has the advantages that:
1. the utility model discloses a folding type overturn-preventing bracket which can realize quick opening and closing;
2. the utility model discloses a foldable prevent turning over support and with connection structure of car, before the airborne, foldable prevent turning over the support and be in fold condition, after the airborne begins, the quilt breaks when vice umbrella expandes, at this moment, prevent turning over the support and expand, simultaneously, prevent turning over the support and swing down under the action of gravity, go up folding arm, folding arm expandes down, form the dead point, the lockpin slides down to the lockpin in the spout, spacing boss is located the both sides of first folding arm and the articulated department of second folding arm respectively with the slip end, at this moment first folding arm, second folding arm are in the state of unfolding completely and because the lockpin is spacing, lead to two difficult emergence rotations each other between the folding arm, prevent turning over the support with the state landing of unfolding, prevent turning over base and ground contact, each folding arm with prevent turning over the support and play the supporting role to the car to prevent that the car from taking place to turn on one's side. And after the vehicle lands, the foldable anti-overturning support can be quickly folded and recovered for secondary airborne use.
Drawings
Fig. 1 is a schematic structural view of the anti-overturn bracket designed by the utility model after being completely unfolded;
FIG. 2 is a schematic view of the position structure of the lock pin 3 in FIG. 1;
FIG. 3 is a schematic structural view of the anti-tipping frame of FIG. 1 after being completely folded;
FIG. 4 is a schematic view of the connection structure between the anti-overturn bracket and the automobile shown in FIG. 1;
FIG. 5 is a schematic structural view of the anti-rollover stand of FIG. 4 after being folded on the vehicle body;
wherein, the numbering of each part in the above-mentioned figure is as follows:
the folding device comprises a first mounting seat 1, a first folding arm 2 (a sliding groove 2.1), a lock pin 3 (a sliding end 3.1 and a limiting boss 3.2), a second folding arm 4, a second mounting seat 5, a turning-preventing support 6 (a first support and a second support), a turning-preventing base 7, a first pin shaft 8, a second pin shaft 9, a third pin shaft 10, a fourth pin shaft 11 and a fifth pin shaft 12.
Detailed Description
The utility model discloses a solve the vehicle that no cargo platform air-drop system landed and during ground contact, because the landing surface unevenness causes the technical problem that the vehicle turned on one's side easily, disclose a foldable anti-overturning support, this support is in fold condition when the aircraft internal transportation, does not occupy the cabin inner space, when landing, expandes the support, reduces the aspect ratio of vehicle, reaches the purpose that prevents to turn on one's side.
For better explanation of the present invention, the following detailed description is given with reference to specific examples.
Example 1
As shown in fig. 1, the utility model discloses a folding type anti-overturn support, which comprises a first folding arm 2, a second folding arm 4 hinged with one end of the first folding arm 2 and an anti-overturn support 6, wherein the tail end of the second folding arm 4 is hinged with a lifting lug on the anti-overturn support 6, one end of the anti-overturn support 6 is provided with an anti-overturn base 7 for contacting with the ground, the other end is provided with a second mounting seat 5, and the top end of the first folding arm 2 in the length direction is provided with a first mounting seat 1; specifically, a first pin shaft 8 is arranged at the hinged position of the second folding arm 4 of the first folding arm 2, a second pin shaft 9 is arranged at the hinged position of the anti-turning base 7 and the anti-turning support 6, and a third pin shaft 10 is arranged at the hinged position of the second folding arm 4 and a lifting lug on the anti-turning support 6; each folding arm can rotate freely around each pin shaft, and the anti-turning support 6 can rotate freely around the corresponding pin shaft.
Referring to fig. 1 and 2, in order to avoid the continuous rotation between the second folding arm 4 and the first folding arm 1 when the second folding arm 4 and the first folding arm 1 are in the same straight line and the combined length of the two arms reaches the longest, the present invention selects that the hinge of the second folding arm 4 and the first folding arm 1 is provided with a lock pin 3 for limiting, the lock pin 3 is located between the second folding arm 4 and the first folding arm 1, as shown in fig. 2, the lock pin 3 includes a sliding end 3.1, the other end of the sliding end 3.1 in the length direction is a limiting boss 3.2, the side wall of the first folding arm 2 is further provided with a sliding slot 2.1 in sliding fit with the sliding end 3.1, specifically, when the sliding end 3.1 reaches the limit position of the sliding slot 2.1, the limiting boss 3.2 is far away from the second folding arm 4 and is located at the same side of the hinge of the first folding arm 2 and the second folding arm 4 together with the sliding end 3.1, at this time, the lock pin 3 does not affect the mutual folding between the first folding arm 2 and the second folding arm 4, otherwise, if the sliding end 3.1 reaches the limit position at the other end of the sliding groove 2.1, the limit boss 3.2 and the sliding end 3.1 are respectively located at two sides of the hinge joint of the first folding arm 2 and the second folding arm 4, and at this time, the first folding arm 2 and the second folding arm 4 are in a completely unfolded state and are limited by the lock pin 3, so that the two folding arms are not easy to rotate relative to each other. The embodiment preferably has a smaller width of the locking pin 3 than the first folding arm 2 and the second folding arm 4, except for the sliding end 3.1.
Furthermore, for the folding of this support of better realization, the utility model discloses preferred lug is located the middle part of preventing turning over support 6, and wherein, lug one side is support 6.1, the opposite side is support two 6.2, and it can be known to combine figure 3, and first folding arm 2 and second folding arm 4 rotate around first round pin axle 8 and completely coincide the back together, prevent turning over support 6 and rotate to the direction that is close to first folding arm 2 around third round pin axle 10, last prevent turning over support 6 also with first folding arm 2 coincide together, just the utility model discloses it is preferred, the length of second folding arm 4 is not more than support two 6.2, be convenient for first folding arm 2 and second folding arm 4 folding back completely continue further with prevent turning over support 6 folding.
The support described above can be folded and unfolded quickly and is convenient to use.
Example 2
For better introduction the utility model discloses the service environment of support, the following connection structure who combines foldable anti-overturning support and with the car carries out the concrete explanation.
It can be known from fig. 4 and 5 that, the first mounting seat 1 is hinged with the first folding arm 2 through a fourth pin shaft 11, the first mounting seat 1 is fixedly connected with the automobile body, the second mounting seat 5 is hinged with the overturn-preventing support 6 through a fifth pin shaft 12, the second mounting seat 5 is fixedly connected with the automobile body, specifically, mounting holes are formed in the side wall of the automobile body, and the mounting seats are fixed with the side wall of the automobile body through bolts.
When landing for the better realization vehicle, difficult emergence is turned on one's side, the utility model discloses it sets up two preferably at automobile body's same lateral wall foldable anti-overturning support.
In addition, more than one folding type overturn-preventing bracket can be arranged on two side walls of the automobile body respectively.
Before airborne landing, the folding type anti-turning support is in a folding state, the anti-turning base is fixed on the side face of a vehicle through a thin rope, after airborne landing is started, the thin rope is broken when an auxiliary umbrella is unfolded, at the moment, the anti-turning support is unfolded, meanwhile, the anti-turning support swings downwards under the action of gravity, the upper folding arm and the lower folding arm are unfolded to form a dead point, the lock pin slides downwards to the lock pin in the sliding groove, the limiting lug boss and the sliding end are respectively located on two sides of the hinged position of the first folding arm and the second folding arm, at the moment, the first folding arm and the second folding arm are in a completely unfolded state, and due to the limiting of the lock pin, the two folding arms are not prone to rotating mutually, the anti-turning support lands in the unfolded state, the anti-turning base is in contact with the ground, and each folding arm and the anti-turning support play a supporting role in supporting the vehicle. And after the vehicle lands, the foldable anti-overturning support can be quickly folded and recovered for secondary airborne use.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", "first", "second", "third", "fourth" and "fifth", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above examples are merely preferred examples and are not intended to limit the embodiments of the present invention. In addition to the above embodiments, the present invention has other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (10)
1. A folding type anti-turning support is characterized by comprising a first folding arm (2), a second folding arm (4) and an anti-turning support (6), wherein the second folding arm (4) is hinged with one end of the first folding arm (2), the tail end of the second folding arm (4) is hinged with a lifting lug on the anti-turning support (6), one end of the anti-turning support (6) is provided with an anti-turning base (7) used for being in contact with the ground, the other end of the anti-turning support is provided with a second mounting seat (5), and the top end of the first folding arm (2) in the length direction is provided with a first mounting seat (1); and a lock pin (3) for limiting is arranged at the hinged position of the second folding arm (4) and the first folding arm (2).
2. The folding type overturn-preventing bracket of claim 1, wherein the lock pin (3) comprises a sliding end (3.1) and a limiting boss (3.2), and a sliding groove (2.1) matched with the sliding end (3.1) for sliding is further arranged on the side wall of the first folding arm (2).
3. The folding anti-tip rack according to claim 2, characterized in that when the sliding end (3.1) reaches the extreme position of one end of the sliding groove (2.1), the limiting boss (3.2) is far away from the second folding arm (4) and is located at the same side of the hinge joint of the first folding arm (2) and the second folding arm (4) together with the sliding end (3.1).
4. The folding anti-tip bracket as claimed in claim 3, characterized in that when the sliding end (3.1) reaches the limit position of the other end of the sliding groove (2.1), the limit boss (3.2) and the sliding end (3.1) are respectively arranged at two sides of the hinge joint of the first folding arm (2) and the second folding arm (4).
5. The folding anti-tip bracket as claimed in any one of claims 1 to 4, characterized in that a first pin (8) is provided at the joint of the first folding arm (2) and the second folding arm (4).
6. The folding type anti-turnover bracket as claimed in any one of claims 1 to 4, characterized in that the anti-turnover bracket (6) comprises a first bracket (6.1) and a second bracket (6.2) which are positioned at two sides of a lifting lug, and the lifting lug is positioned at the middle part of the anti-turnover bracket (6).
7. The folding anti-tip rack according to claim 6, characterized in that the length of the second folding arm (4) is not greater than rack two (6.2).
8. The folding anti-tip bracket according to claim 6, characterized in that the lifting lug is connected to a third pin (10), the third pin (10) connecting the second folding arm (4) to the anti-tip bracket (6).
9. A connecting structure of the folding type overturn preventing bracket of claim 1 and a vehicle, wherein the folding type overturn preventing bracket is fixedly connected with a vehicle body.
10. The connecting structure of a folding type overturn-preventing bracket and an automobile according to claim 9, characterized in that the folding type overturn-preventing bracket and the automobile body are fixedly connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020582191.8U CN212313880U (en) | 2020-04-19 | 2020-04-19 | Folding type anti-overturning support and connecting structure with automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020582191.8U CN212313880U (en) | 2020-04-19 | 2020-04-19 | Folding type anti-overturning support and connecting structure with automobile |
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| Publication Number | Publication Date |
|---|---|
| CN212313880U true CN212313880U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020582191.8U Active CN212313880U (en) | 2020-04-19 | 2020-04-19 | Folding type anti-overturning support and connecting structure with automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120099A (en) * | 2021-05-11 | 2021-07-16 | 淮阴工学院 | Carriage protection equipment for side turning of freight car |
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2020
- 2020-04-19 CN CN202020582191.8U patent/CN212313880U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120099A (en) * | 2021-05-11 | 2021-07-16 | 淮阴工学院 | Carriage protection equipment for side turning of freight car |
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