CN219257659U - Ultra-deep load rejection device and underwater vehicle - Google Patents
Ultra-deep load rejection device and underwater vehicle Download PDFInfo
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- CN219257659U CN219257659U CN202320392900.XU CN202320392900U CN219257659U CN 219257659 U CN219257659 U CN 219257659U CN 202320392900 U CN202320392900 U CN 202320392900U CN 219257659 U CN219257659 U CN 219257659U
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Abstract
The embodiment of the utility model discloses an ultra-deep load rejection device, which comprises: the base is hollow, the top of the base is used for being connected with an underwater vehicle, and the bottom of the base is connected with the cover plate; the cover plate is arranged in the hollow inner cavity of the base, the bottom is connected with the wedge block seat, and the middle part is provided with a through hole along the axial direction; the limiting seat is arranged in the through hole of the cover plate, the top of the limiting seat is open, the bottom of the limiting seat is provided with a wedge surface, the side wall of the limiting seat is provided with a limiting hole, and the limiting Kong Zhuangka is provided with a limiting piece; the electromagnet is arranged in the hollow inner cavity of the base, the top of the electromagnet is electrically connected with the control assembly, the bottom limiting boss is inserted into the top opening of the limiting seat, and the limiting part is clamped together with the cover plate; the load is provided with a clamping hole, a wedge block seat is accommodated in the clamping hole, a clamping boss is arranged in the clamping hole, and an elastic piece is sleeved outside the clamping boss; one end of the elastic piece is contacted with the bottom surface of the wedge block seat, and the other end is contacted with the bottom surface of the clamping hole; one end of the wedge block is matched with the wedge surface at the bottom of the limiting seat for clamping, and the other end of the wedge block is clamped into a load. Simple structure, easy to assemble.
Description
Technical Field
The utility model relates to the field of underwater vehicles, in particular to an ultra-deep load rejection device.
Background
Unmanned Underwater Vehicles (UUVs) are widely used in the field of underwater exploration by means of their automatic route planning and autonomous navigation. When encountering a large ocean current influence or sudden change of the sea water density, the underwater vehicle may generate ultra-deep navigation due to the limitation of the control performance of the underwater vehicle, particularly for the low-speed navigation, once the ultra-deep phenomenon occurs, the floating is difficult to realize based on steering, and the structural strength of the vehicle is destructively influenced. For a large-sized aircraft, a water storage cabin is arranged in the large-sized aircraft, and the large-sized aircraft can float upwards through water drainage under the ultra-deep condition; the small aircraft mostly floats in a throwing and loading mode. The common mode is to detect the depth through a pressure sensor, the control device gives out a signal to release the throwing load, or the electromagnetic adsorption type or the explosion bolt type is adopted, the electromagnetic adsorption type needs the aircraft to provide a control program and energy for a long time, and the explosion bolt has a certain initiating explosive risk and is unfavorable for noise reduction and safety.
Aiming at the problems of the electromagnetic adsorption type and explosion bolt type load rejection device, no effective solution exists at present.
Disclosure of Invention
In order to solve the problems, the utility model provides an ultra-deep load rejection device and an underwater vehicle, which complete the release of load through the cooperation of a mechanical structure, do not need long-time energy and program supply, reduce noise and improve the safety so as to improve the reliability and concealment of the load rejection process.
In order to achieve the above object, an embodiment of the present utility model provides an ultra-deep load rejection device, including: the base is hollow, the top of the base is used for being connected with an underwater vehicle, and the bottom of the base is connected with the cover plate; the cover plate is arranged in the hollow inner cavity of the base, the bottom of the cover plate is connected with the wedge block seat, and the middle of the cover plate is provided with a through hole along the axial direction; the limiting seat is arranged in the through hole of the cover plate, the top of the limiting seat is open, the bottom of the limiting seat is provided with a wedge surface, the side wall of the limiting seat is provided with a limiting hole, and the limiting Kong Zhuangka is provided with a limiting piece; the electromagnet is arranged in the hollow inner cavity of the base, the top of the electromagnet penetrates out of the base and is electrically connected with the control assembly, the bottom of the electromagnet is provided with a limiting boss, the limiting boss is inserted into the top opening of the limiting seat, and the limiting boss and the cover plate are jointly clamped with the limiting piece; the load is provided with a clamping hole, the wedge block seat is accommodated in the clamping hole, a clamping boss is arranged in the clamping hole, and an elastic piece is sleeved on the outer side of the clamping boss; one end of the elastic piece is contacted with the bottom surface of the wedge block seat, and the other end of the elastic piece is contacted with the bottom surface of the clamping hole; and one end of each wedge block is provided with a wedge surface, penetrates through the side wall of the wedge block seat and is matched with the wedge surface at the bottom of the limit seat for clamping, and the other end of each wedge block is clamped into the load.
Further optionally, a first buffer pad is arranged at the top of the electromagnet; the bottom of the electromagnet is provided with a second buffer pad.
Further optionally, the wedge blocks are provided with four wedge blocks, and the four wedge blocks are uniformly distributed in the circumferential direction of the wedge block seat.
Further optionally, four clamping holes are uniformly formed in the circumferential direction of the limiting seat.
Further optionally, the limiting member is a steel ball.
Further optionally, the elastic element is a spring, and the spring is compressed in the clamping hole by the wedge seat.
Further optionally, a positioning groove is formed in the bottom of each wedge; each wedge block is correspondingly provided with a positioning piece, and the positioning piece penetrates into the positioning groove from the bottom of the wedge block seat.
Further optionally, the positioning element is a countersunk head screw.
Further optionally, the cover plate is connected with the wedge block seat through a screw.
On the other hand, the utility model also provides an underwater vehicle, which comprises the ultra-deep load rejection device.
The technical scheme has the following beneficial effects: according to the embodiment of the utility model, the electromagnet is utilized to act to release the limit part to realize separation and load throwing under the negative buoyancy effect of the elastic part and the load, long-time energy and program supply are not needed, noise is not generated during load throwing, and the safety and the concealment are greatly enhanced; the device converts the gravity of the load into the surface friction force of the electromagnet limiting boss through the wedge surface and the limiting structure, so that the acting force can be reduced step by step; the wedge angle design can be carried out according to different load weight requirements, so that different designs of the action power of the electromagnet are realized; and the structure is simple, the installation and the disassembly are convenient, and the use and the maintenance are very simple.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an ultra-deep load rejection device according to an embodiment of the present utility model.
Reference numerals: 1-a base; 2-cover plate; 3-an elastic member; 4-wedge blocks; 5-electromagnet; 6-a second cushion; 7-a first cushion pad; 8-a cable; 9-limiting pieces; 10-a limiting seat; 11-load; 12-wedge block seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the problems of long-time energy source, program supply or high noise and low safety of the load-throwing device in the prior art, an embodiment of the present utility model provides an ultra-deep load-throwing device, and fig. 1 is a schematic structural diagram of the ultra-deep load-throwing device provided by the embodiment of the present utility model, as shown in fig. 1, the device includes: the base 1 is hollow, the top of the base 1 is used for being connected with an underwater vehicle, and the bottom of the base 1 is connected with the cover plate 2; the cover plate 2 is arranged in the hollow inner cavity of the base 1, the bottom is connected with the wedge block seat 12, and the middle part is provided with a through hole along the axial direction; the limiting seat 10 is arranged in the through hole of the cover plate 2, the top of the limiting seat 10 is open, the bottom of the limiting seat is provided with a wedge surface, the side wall of the limiting seat is provided with a limiting hole, and the limiting part 9 is arranged at the limit Kong Zhuangka; the electromagnet 5 is arranged in the hollow inner cavity of the base 1, the top of the electromagnet 5 penetrates out of the base 1 to be electrically connected with the control assembly, the bottom of the electromagnet is provided with a limiting boss, the limiting boss is inserted into the top opening of the limiting seat 10, and the limiting boss and the cover plate 2 are jointly clamped with the limiting piece 9; the load 11 is provided with a clamping hole, a wedge block seat 12 is accommodated in the clamping hole, a clamping boss is arranged in the clamping hole, and an elastic piece 3 is sleeved outside the clamping boss; one end of the elastic piece 3 is contacted with the bottom surface of the wedge block seat 12, and the other end is contacted with the bottom surface of the clamping hole; and one end of each wedge block 4 with a wedge surface penetrates from the side wall of the wedge block seat 12 and is matched with the wedge surface at the bottom of the limit seat 10 for clamping, and the other end of each wedge block 4 is clamped into the load 11.
As shown in fig. 1, a main body of a base 1 is cylindrical, edges at the upper end and the lower end extend outwards to form folded edges, and the folded edges at the top are provided with a plurality of connecting holes for connecting with an underwater vehicle; the bottom folded edge is connected with the cover plate 2.
The cover plate 2 is arranged in the hollow inner cavity of the base 1, the middle part is provided with an axial through hole, the bottom part extends outwards to form a folded edge, and the folded edge is fixedly connected with the wedge block seat 12.
The bottom of the base 1 is open, and an electromagnet 5 is arranged in the hollow inner cavity. The top of the protruding base 1 of electro-magnet 5 top part is connected with control assembly through cable 8, and the bottom is equipped with spacing boss, and spacing boss inserts the spacing seat 10 open top that apron 2 middle part set up, and the outer wall of spacing boss compresses tightly spacing piece 9 of spacing seat 10 lateral wall jointly with the inner wall of apron 2 middle part through-hole, guarantees through frictional force that electro-magnet 5 can not deviate from.
The bottom wedge surface of the limit seat 10 is matched with the wedge blocks 4 to finish clamping. The wedge seat is provided with a plurality of radial assembly holes for assembling the wedge. The wedge block 4 is arranged in the wedge block seat 12, one end of the wedge block is matched with the inclined plane at the bottom of the limit seat, and the other end of the wedge block is clamped into the load 11.
As an alternative embodiment, the wedge 4 is also fixed to the load 11 by a wedge surface fit.
The wedge block seat 12 is connected with the clamping hole of the load 11 through the elastic piece 3.
As an alternative implementation mode, two ends of the elastic piece are respectively contacted with the bottom surface of the wedge block seat and the bottom surface of the clamping hole; the two ends of the elastic piece can be respectively connected with the bottom surface of the wedge block seat and the bottom surface of the clamping hole.
When the load throwing separation is needed, the control assembly gives an action signal of the electromagnet 5, the electromagnet 5 moves upwards to release the limit of the limit piece 9, the limit piece 9 moves inwards under the thrust of the elastic piece 3 and the load throwing action, the limit seat 10 moves upwards, the wedge 4 slides inwards in the radial direction to release the limit of the load 11, and therefore the load throwing separation is completed.
As an alternative embodiment, the top of the electromagnet 5 is provided with a first buffer pad 7; the bottom of the electromagnet 5 is provided with a second buffer pad.
Two ends of the electromagnet 5 are respectively provided with a buffer cushion to ensure that the impact force is reduced when the electromagnet 5 acts.
It should be noted that the shape of the second buffer pad at the bottom of the electromagnet 5 should be adapted to the shape of the cover plate, so as to avoid blocking the insertion of the limit boss of the electromagnet 5 into the limit seat. The first bumper pad on top of the electromagnet 5 cannot block the portion of the electromagnet protruding from the top of the base.
As an alternative embodiment, the wedges 4 are provided with four wedges 4 evenly distributed in the circumferential direction of the wedge seat 12.
In order to improve the fixing reliability, in this embodiment, four wedges 4 are uniformly arranged in the circumferential direction of the wedge seat 12, and the four wedges 4 jointly clamp the load 11, and simultaneously clamp the limit seat 10.
As an alternative embodiment, four clamping holes are uniformly formed in the circumferential direction of the limiting seat 10.
In order to improve the limiting reliability of the electromagnet 5, in this embodiment, four clamping holes are uniformly formed in the circumferential direction of the limiting seat 10, a limiting piece 9 is arranged in each clamping hole, and the four limiting pieces 9 limit the electromagnet 5 together.
As an alternative embodiment, the limiting member 9 is a steel ball.
After the load is thrown, the steel ball falls back into the inner part of the limit seat, so that the steel ball is prevented from falling out of the device.
As an alternative embodiment, the elastic element 3 is a spring, which is compressed in the clamping hole by the wedge seat 12.
The spring 3 is preferably a spring which is in compression when not being thrown so as to provide sufficient thrust to the wedge seat 12 when the electromagnet 5 is activated. The spring can be selected according to actual conditions so as to ensure that the thrust meets the requirements. The specific thrust of the spring can be comprehensively calculated according to the load weight and the friction force of the limiting structure.
As an alternative embodiment, the bottom of each wedge block 4 is provided with a positioning groove; each wedge 4 is provided with a positioning piece which penetrates into the positioning groove from the bottom of the wedge seat 12.
In order to prevent the wedges 4 from falling out, in this embodiment, a positioning groove is formed at the bottom of each wedge 4, and a corresponding positioning piece penetrates into the positioning groove from the bottom of the wedge seat 12. The positioning groove limits the movement distance of the wedge 4, and when the wedge moves to the edge of the positioning groove to contact with the positioning piece, the wedge is blocked by the positioning piece, so that the wedge seat 12 cannot be disengaged when the wedge 4 moves left and right.
As an alternative embodiment, the positioning member is a countersunk screw.
As an alternative embodiment, the cover plate 2 is screwed to the wedge seat 12.
The cover plate and the wedge block seat which are connected through the screws can be conveniently detached and installed.
During installation, firstly, the cover plate 2 and the wedge block seat 12 are fastened, and then the wedge block 4 is installed in the wedge block seat 12; the steel ball seat is arranged in the inner hole of the cover plate 2, so that the wedge surface of the steel ball seat is ensured to be matched with the wedge block 4; then the limiting piece 9 is arranged in the inner hole of the steel ball seat, the second buffer cushion, the electromagnet 5 and the first buffer cushion 7 are sequentially arranged at the upper end of the cover plate 2, and the base body and the cover plate 2 are fastened; installing countersunk head screws to the wedge blocks 4 to ensure that the countersunk head screws cannot slide out of the wedge block seats 12; and installing the elastic piece 3 and the load 11 on the wedge surface at the other end of the wedge block 4 to finish the assembly. The top end face of the base body is fixed with the underwater vehicle.
The embodiment of the utility model also provides an underwater vehicle, which comprises the ultra-deep load rejection device.
The technical scheme has the following beneficial effects: according to the embodiment of the utility model, the electromagnet is utilized to act to release the limit part to realize separation and load throwing under the negative buoyancy effect of the elastic part and the load, long-time energy and program supply are not needed, noise is not generated during load throwing, and the safety and the concealment are greatly enhanced; the device converts the gravity of the load into the surface friction force of the electromagnet limiting boss through the wedge surface and the limiting structure, so that the acting force can be reduced step by step; the wedge angle design can be carried out according to different load weight requirements, so that different designs of the action power of the electromagnet are realized; and the structure is simple, the installation and the disassembly are convenient, and the use and the maintenance are very simple.
The foregoing description of the embodiments of the present utility model further provides a detailed description of the objects, technical solutions and advantages of the present utility model, and it should be understood that the foregoing description is only illustrative of the embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any modifications, equivalent substitutions, improvements, etc. that fall within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. An ultra-deep load rejection device, comprising:
the base is hollow, the top of the base is used for being connected with an underwater vehicle, and the bottom of the base is connected with the cover plate;
the cover plate is arranged in the hollow inner cavity of the base, the bottom of the cover plate is connected with the wedge block seat, and the middle of the cover plate is provided with a through hole along the axial direction;
the limiting seat is arranged in the through hole of the cover plate, the top of the limiting seat is open, the bottom of the limiting seat is provided with a wedge surface, the side wall of the limiting seat is provided with a limiting hole, and the limiting Kong Zhuangka is provided with a limiting piece;
the electromagnet is arranged in the hollow inner cavity of the base, the top of the electromagnet penetrates out of the base and is electrically connected with the control assembly, the bottom of the electromagnet is provided with a limiting boss, the limiting boss is inserted into the top opening of the limiting seat, and the limiting boss and the cover plate are jointly clamped with the limiting piece;
the load is provided with a clamping hole, the wedge block seat is accommodated in the clamping hole, a clamping boss is arranged in the clamping hole, and an elastic piece is sleeved on the outer side of the clamping boss;
one end of the elastic piece is contacted with the bottom surface of the wedge block seat, and the other end of the elastic piece is contacted with the bottom surface of the clamping hole;
and one end of each wedge block is provided with a wedge surface, penetrates through the side wall of the wedge block seat and is matched with the wedge surface at the bottom of the limit seat for clamping, and the other end of each wedge block is clamped into the load.
2. The ultra-deep throwing load device of claim 1, wherein:
the top of the electromagnet is provided with a first buffer pad;
the bottom of the electromagnet is provided with a second buffer pad.
3. The ultra-deep throwing load device of claim 1, wherein:
the wedge blocks are four, and the four wedge blocks are uniformly distributed in the circumferential direction of the wedge block seat.
4. The ultra-deep throwing load device of claim 1, wherein:
four clamping holes are uniformly formed in the circumferential direction of the limiting seat.
5. The ultra-deep throwing load device of claim 1, wherein:
the limiting part is a steel ball.
6. The ultra-deep throwing load device of claim 1, wherein:
the elastic piece is a spring, and the spring is compressed in the clamping hole by the wedge block seat.
7. The ultra-deep throwing load device of claim 1, wherein:
a positioning groove is formed in the bottom of each wedge block;
each wedge block is correspondingly provided with a positioning piece, and the positioning piece penetrates into the positioning groove from the bottom of the wedge block seat.
8. The ultra-deep throwing load apparatus of claim 7, wherein:
the locating piece is a countersunk head screw.
9. The ultra-deep throwing load device of claim 1, wherein:
the cover plate is connected with the wedge block seat through screws.
10. An underwater vehicle comprising an ultra-deep jettisoning device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392900.XU CN219257659U (en) | 2023-03-06 | 2023-03-06 | Ultra-deep load rejection device and underwater vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392900.XU CN219257659U (en) | 2023-03-06 | 2023-03-06 | Ultra-deep load rejection device and underwater vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219257659U true CN219257659U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320392900.XU Active CN219257659U (en) | 2023-03-06 | 2023-03-06 | Ultra-deep load rejection device and underwater vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219257659U (en) |
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2023
- 2023-03-06 CN CN202320392900.XU patent/CN219257659U/en active Active
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