CN215707058U - Underwater heavy-load telescopic supporting leg - Google Patents
Underwater heavy-load telescopic supporting leg Download PDFInfo
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- CN215707058U CN215707058U CN202122519476.4U CN202122519476U CN215707058U CN 215707058 U CN215707058 U CN 215707058U CN 202122519476 U CN202122519476 U CN 202122519476U CN 215707058 U CN215707058 U CN 215707058U
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Abstract
The utility model relates to the technical field of underwater robots, in particular to an underwater heavy-load telescopic supporting leg which comprises a bottom plate, a cylinder barrel, an electric telescopic cylinder, a cover plate, a connecting sleeve, a supporting block, a cylinder sleeve and a piston rod, the cylinder barrel is fixedly arranged on the bottom plate, the electric telescopic cylinder is fixedly arranged in the cylinder barrel, the side part of the cylinder barrel is provided with a connector for wiring to realize the connection of the electric telescopic cylinder and an external control console, the upper end of the cylinder barrel is provided with a first connecting plate which is detachably, hermetically and fixedly connected with the cover plate, the upper end of the connecting sleeve is fixedly connected with the supporting block, the lower end of the connecting sleeve is provided with a joint bearing, the cylinder sleeve penetrates through the cover plate and the first connecting plate and is fixedly, hermetically arranged on the cover plate, and a sealing piece is arranged in the cylinder sleeve, the lower end of the piston rod movably penetrates through the cylinder sleeve and the sealing piece and is connected with the driving end of the electric telescopic cylinder, and the upper end of the piston rod is abutted against the lower end of the connecting sleeve through a joint bearing. The utility model can be applied to the engineering equipment which faces external force extrusion underwater, and effectively ensures the construction safety performance.
Description
Technical Field
The utility model relates to the technical field of underwater robots, in particular to an underwater heavy-load telescopic supporting leg.
Background
With the increase of world population and the progress of science and technology, the living environment of human beings is expanding, and more submarine tunnels, offshore bridges and deep sea exploration robots are continuously built and put into use. The engineering equipment used under water and possibly exposed to external force extrusion provides convenience and carries the important task of human life safety guarantee.
Aiming at the current situation, the utility model provides the underwater heavy-load telescopic supporting leg which is multipurpose and can ensure the construction safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an underwater heavy-load telescopic supporting leg, which aims at but not limited to the safety problem of the existing tunnel culvert, simulates the use environment of the seabed or the bottom of a fresh water lake, can simulate the natural environment to apply high-strength pressure to the culvert under the deep water environment, simulates different surface areas and different pressures to carry out strength experiments on the culvert, and aims to test the safety performance of the culvert and improve the life safety guarantee of human beings. Meanwhile, the underwater heavy-load telescopic support leg provided by the utility model is not limited to culvert pipe experiments, and can also be applied to engineering equipment which is likely to face external force extrusion, such as offshore bridges, deep sea oil extraction equipment, underwater robots, diving equipment and the like.
The utility model provides an underwater heavy-load telescopic supporting leg, which comprises a supporting leg top part, a supporting leg upper part and a supporting leg lower part, wherein:
the lower part of the landing leg comprises a bottom plate, a cylinder barrel, an electric telescopic cylinder and a cover plate, wherein the cylinder barrel is fixedly arranged on the bottom plate, the electric telescopic cylinder is fixedly arranged in the cylinder barrel, a connector for wiring to connect the electric telescopic cylinder with an external control console is arranged on the side part of the cylinder barrel, and a first connecting plate detachably, hermetically and fixedly connected with the cover plate is arranged at the upper end of the cylinder barrel;
the top of each supporting leg comprises a connecting sleeve and a supporting block, the upper end of each connecting sleeve is fixedly connected with the corresponding supporting block, and the lower end of each connecting sleeve is provided with a joint bearing;
landing leg upper portion includes cylinder liner and piston rod, and the cylinder liner passes apron and first connecting plate and fixed seal locates on the apron, and is equipped with the sealing member in the cylinder liner, and the lower extreme activity of piston rod is worn to locate cylinder liner and sealing member and is connected with the drive end of electronic telescoping cylinder, and the lower extreme butt of joint bearing and adapter sleeve is passed through to the upper end of piston rod.
Preferably, the cylinder includes upper cylinder and lower cylinder, and the lower extreme of upper cylinder is equipped with the second connecting plate, and the upper end of lower cylinder is equipped with the third connecting plate that matches in order to realize upper cylinder and the fixed sealing connection of lower cylinder with the second connecting plate, and the electronic telescoping cylinder is fixed to be located on the second connecting plate and passes second connecting plate and third connecting plate and be connected with the connector that is located the cylinder lateral part down.
Preferably, the upper part of the piston rod is provided with a circumferential projection.
Preferably, the lower side of the knuckle bearing is provided with a circlip, and the knuckle bearing is abutted to the upper end of the piston rod through the circlip.
Preferably, the first connecting plate and the cylinder barrel and the bottom plate are connected in a welding and sealing mode.
Preferably, the connector is fixedly arranged on the lower cylinder barrel through welding.
Preferably, the second connecting plate is hermetically connected with the upper cylinder barrel through welding.
Preferably, the third connecting plate is connected by welding to the lower cylinder.
Preferably, the cover plate and the first connecting plate and the second connecting plate and the third connecting plate are detachably, fixedly and hermetically connected through fasteners and sealant.
Preferably, a support ring used for limiting the circumferential protrusion is arranged in the cylinder sleeve.
According to the underwater heavy-load telescopic supporting leg, the tiny inclination of the object can be realized through the joint bearing 9 in combination with the gravity to generate the counterforce of the water flow acting force, so that the object is guaranteed, and the safety performance of the structure is improved; the underwater heavy-load telescopic supporting leg structure uses two layers of sealing assembly surfaces, and the upper part of the supporting leg and the lower part of the supporting leg are separately fixed and hermetically assembled by using the fasteners and the sealant, so that the assembly difficulty is effectively reduced, and the underwater heavy-load telescopic supporting leg structure has the characteristics of simple structure, convenience and quickness in assembly, low cost and capability of large-scale production; meanwhile, the electric telescopic cylinder is used for realizing the load, the load realization range of the electric telescopic cylinder belongs to a mature plate in the existing industrial technology, and the future development prospect is large, so that the electric telescopic cylinder can be continuously upgraded in the industrial background development under the condition of realizing the same structure, and has high economic value, practical value and sustainable upgrading value.
Drawings
Figure 1 is an exploded view of the structure of an underwater heavy-duty telescopic leg of the utility model,
fig. 2 is a cross-sectional view of the underwater heavy-duty telescopic leg of the present invention.
In the figure: 1. the hydraulic cylinder comprises a bottom plate, 2 parts of a cylinder barrel, 21 parts of an upper cylinder barrel, 22 parts of a lower cylinder barrel, 3 parts of an electric telescopic cylinder, 4 parts of a cover plate, 5 parts of a connector, 6 parts of a first connecting plate, 7 parts of a connecting sleeve, 8 parts of a supporting block, 9 parts of a joint bearing, 10 parts of a cylinder sleeve, 11 parts of a piston rod, 12 parts of a sealing element, 13 parts of a second connecting plate, 14 parts of a third connecting plate, 15 parts of a circumferential bulge, 16 parts of an elastic washer and 17 parts of a supporting ring.
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an underwater heavy-duty telescopic leg comprises a leg top, a leg upper part and a leg lower part, wherein:
the lower part of the supporting leg comprises a bottom plate 1, a cylinder barrel 2, an electric telescopic cylinder 3 and a cover plate 4, wherein the cylinder barrel 2 is fixedly arranged on the bottom plate 1, the electric telescopic cylinder 3 is fixedly arranged in the cylinder barrel 2, a connector 5 for wiring to connect the electric telescopic cylinder 3 with an external control console is arranged on the side part of the cylinder barrel 2, and a first connecting plate 6 detachably, hermetically and fixedly connected with the cover plate 4 is arranged at the upper end of the cylinder barrel 2;
the top of each supporting leg comprises a connecting sleeve 7 and a supporting block 8, the upper end of each connecting sleeve 7 is fixedly connected with the corresponding supporting block 8, and the lower end of each connecting sleeve 7 is provided with a joint bearing 9;
landing leg upper portion includes cylinder liner 10 and piston rod 11, and cylinder liner 10 passes apron 4 and first connecting plate 6 and fixed seal locates on apron 4, and is equipped with sealing member 12 in the cylinder liner 10, and cylinder liner 10 and sealing member 12 and be connected with the drive end of electronic telescoping cylinder 3 are worn to locate in the lower extreme activity of piston rod 11, and joint bearing 9 is passed through to the upper end of piston rod 11 and the lower extreme butt of adapter sleeve 7.
In this embodiment, the electric telescopic cylinder 3 is an electric telescopic cylinder having a stroke of 200mm and a load force of 2 tons. The bottom plate 1, the cylinder barrel 2 and the cover plate 4 form a sealed cavity, the electric telescopic cylinder 3 is arranged in the sealed cavity and is connected with an external control console through a connector 5 so as to realize control over the electric telescopic cylinder 3, the telescopic supporting legs can realize tiny inclination of a carried object through joint bearings 9 in combination with gravity so as to generate a counterforce of water flow acting force, the carried object is ensured, and meanwhile, the safety performance of the structure is improved; meanwhile, the upper part and the lower part of the supporting leg can be effectively and fixedly connected by utilizing the fastener and the sealant, the assembly difficulty is reduced, and the device has the characteristics of simple structure, convenience and quickness in assembly, low cost and capability of mass production.
As shown in fig. 1 and 2, the cylinder 2 includes an upper cylinder 21 and a lower cylinder 22, a second connecting plate 13 is disposed at the lower end of the upper cylinder 21, a third connecting plate 14 matched with the second connecting plate 13 to realize the fixed and sealed connection between the upper cylinder 21 and the lower cylinder 22 is disposed at the upper end of the lower cylinder 22, and the electric telescopic cylinder 3 is fixedly disposed on the second connecting plate 13 and connected to the connector 5 located at the side of the lower cylinder 22 through the second connecting plate 13 and the third connecting plate 14. In this embodiment, through adopting two-layer sealed assembly surface, further reduced the assembly degree of difficulty, utilize fastener and sealed glue to seal simultaneously and fix, both guaranteed the reliable and stable of connection, also guaranteed sealing performance between the two simultaneously. In other embodiments, other sealing components such as rubber pads can be used to achieve the sealing performance between the two.
As shown in fig. 1 and 2, the upper portion of the piston rod 11 is provided with a circumferential protrusion 15. In this embodiment, the circumferential protrusion 15 is arranged on the upper portion of the piston rod 11 to serve as a physical safety lock, so that the piston rod 11 can be effectively prevented from being separated from or damaging the whole supporting leg structure due to excessive extension and retraction, and the normal operation of construction is guaranteed.
As shown in fig. 1 and 2, a circlip 16 is provided below the spherical plain bearing 9, and the spherical plain bearing 9 abuts against the upper end of the piston rod 11 via the circlip 16. In the embodiment, the elastic retainer ring 16 is arranged below the knuckle bearing 9 for buffering, so that the service life of the part is effectively prolonged.
As shown in fig. 1 and 2, the first connecting plate 6 and the cylinder 2 and the bottom plate 1 are all connected by welding and sealing, the connector 5 is fixedly arranged on the lower cylinder 22 by welding, the second connecting plate 13 is connected with the upper cylinder 21 by welding and sealing, and the third connecting plate 14 is connected by welding to the lower cylinder 22 by sealing.
In the embodiment, all parts in the lower part of the supporting leg are connected in a welding mode, so that the stability and the reliability of connection among all parts are guaranteed, and the sealing performance among all parts is also guaranteed.
As shown in fig. 1 and fig. 2, the cover plate 4 and the first connecting plate 6, and the second connecting plate 13 and the third connecting plate 14 are detachably, fixedly and hermetically connected by fasteners and sealants. In this embodiment, the fastener is a fastening bolt, and the detachable fixed sealing connection between the cover plate 4 and the first connecting plate 6 and between the second connecting plate 13 and the third connecting plate 14 is realized through the fastening bolt and the sealant, so that the connection stability and reliability between the components are ensured, and the sealing performance between the components is also ensured. In other embodiments, a rubber pad may be used instead of the sealant to achieve the seal between the components.
As shown in fig. 1 and 2, a support ring 17 for limiting the circumferential protrusion 15 is provided in the cylinder liner 10. In the embodiment, the circumferential protrusion 15 is limited by arranging the support ring 17 in the cylinder sleeve 10, so that the piston rod 11 can be effectively prevented from being separated or damaging the whole supporting leg structure due to excessive extension, and the normal operation of construction is ensured.
The underwater heavy-load telescopic supporting leg provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides an underwater heavy-duty telescopic leg which is characterized in that, includes landing leg top, landing leg upper portion and landing leg lower part, wherein:
the lower part of the supporting leg comprises a bottom plate (1), a cylinder barrel (2), an electric telescopic cylinder (3) and a cover plate (4), the cylinder barrel (2) is fixedly arranged on the bottom plate (1), the electric telescopic cylinder (3) is fixedly arranged in the cylinder barrel (2), a connector (5) for wiring to connect the electric telescopic cylinder (3) with an external control console is arranged on the side part of the cylinder barrel (2), and a first connecting plate (6) detachably, hermetically and fixedly connected with the cover plate (4) is arranged at the upper end of the cylinder barrel (2);
the top of each supporting leg comprises a connecting sleeve (7) and a supporting block (8), the upper end of each connecting sleeve (7) is fixedly connected with the corresponding supporting block (8), and the lower end of each connecting sleeve (7) is provided with a joint bearing (9);
landing leg upper portion includes cylinder liner (10) and piston rod (11), and on apron (4) was located to apron (4) and first connecting plate (6) and fixed seal was passed in cylinder liner (10), and be equipped with sealing member (12) in cylinder liner (10), the lower extreme activity of piston rod (11) was worn to locate cylinder liner (10) and sealing member (12) and was connected with the drive end of electronic telescoping cylinder (3), and joint bearing (9) and the lower extreme butt of adapter sleeve (7) are passed through to the upper end of piston rod (11).
2. The underwater heavy-load telescopic leg as claimed in claim 1, wherein the cylinder (2) comprises an upper cylinder (21) and a lower cylinder (22), a second connecting plate (13) is arranged at the lower end of the upper cylinder (21), a third connecting plate (14) matched with the second connecting plate (13) to realize the fixed and sealed connection of the upper cylinder (21) and the lower cylinder (22) is arranged at the upper end of the lower cylinder (22), and the electric telescopic cylinder (3) is fixedly arranged on the second connecting plate (13) and connected with the connector (5) positioned at the side of the lower cylinder (22) through the second connecting plate (13) and the third connecting plate (14).
3. Underwater heavy-duty telescopic leg according to claim 1, wherein the upper part of said piston rod (11) is provided with a circumferential projection (15).
4. Underwater heavy-duty telescopic leg according to claim 1, wherein the knuckle bearing (9) is provided with a circlip (16) at its underside, and the knuckle bearing (9) abuts the upper end of the piston rod (11) via the circlip (16).
5. An underwater heavy-duty telescopic leg as claimed in claim 1, wherein said first connecting plate (6) is connected to said cylinder (2) and said cylinder (2) is connected to said base plate (1) by welding.
6. Underwater heavy-duty telescopic leg according to claim 2, wherein said connector (5) is fixed to the lower cylinder (22) by welding.
7. Underwater heavy-duty telescopic leg according to claim 2, wherein said second web (13) is sealingly connected to the upper cylinder (21) by welding.
8. An underwater heavy-duty telescopic leg according to claim 2, characterized in that said third web (14) is sealingly connected by welding to the lower cylinder (22).
9. An underwater heavy-duty telescopic leg as claimed in claim 2, wherein the cover plate (4) and the first connecting plate (6) and the second connecting plate (13) and the third connecting plate (14) are detachably, fixedly and hermetically connected by fasteners and sealants.
10. Underwater heavy-duty telescopic leg according to claim 3, wherein a support ring (17) for limiting the circumferential protrusion (15) is provided in the cylinder casing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519476.4U CN215707058U (en) | 2021-10-19 | 2021-10-19 | Underwater heavy-load telescopic supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519476.4U CN215707058U (en) | 2021-10-19 | 2021-10-19 | Underwater heavy-load telescopic supporting leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215707058U true CN215707058U (en) | 2022-02-01 |
Family
ID=80028192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122519476.4U Active CN215707058U (en) | 2021-10-19 | 2021-10-19 | Underwater heavy-load telescopic supporting leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215707058U (en) |
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2021
- 2021-10-19 CN CN202122519476.4U patent/CN215707058U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of underwater heavy-duty telescopic support leg Effective date of registration: 20230725 Granted publication date: 20220201 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: HUNAN HONGHUI TECHNOLOGY Co.,Ltd. Registration number: Y2023980049707 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |