Retractable A-shaped frame of deep sea underwater equipment

Abstract

The invention relates to the technical field of ocean engineering equipment, in particular to a retractable A-shaped frame of deep sea underwater equipment. Comprising A-shaped frame bodies, two first hydraulic cylinders and two bases, connecting arms are arranged on the bases, second hydraulic cylinders are hinged to the ends, away from the connecting arms, of the bases, the connecting arms are hinged to the second hydraulic cylinders and located at the output ends of the second hydraulic cylinders, and the A-shaped frame bodies are hinged to the corresponding bases and located on the two bases. The A-shaped frame body is further hinged to the corresponding first hydraulic cylinders and located at the output ends of the first hydraulic cylinders, and the two first hydraulic cylinders are hinged to the corresponding connecting arms and located in the middles of the connecting arms respectively. And through the design, the angle and the position of the A-shaped frame can be adjusted according to operation requirements, and the flexibility and the accuracy of operation are improved.

Description

Technical Field

[0001] The invention relates to the technical field of marine engineering equipment, and in particular to a retractable A-type frame for deep-sea underwater equipment. Background Art

[0002] With the diversification of deep-sea exploration targets, from seabed observatories, sediment corers to biological samplers, the diving requirements of various equipment are also different; the A-frame has good adaptability and can meet the lifting and placing requirements of different equipment, including loads of different shapes, sizes and weights.

[0003] However, the overall structure of the traditional A-frame is relatively complex, which requires regular maintenance, thereby significantly increasing maintenance costs. Summary of the invention

[0004] The purpose of the present invention is to provide a retractable A-frame for deep-sea underwater equipment, aiming to solve the technical problem that the overall structure of the traditional A-frame in the prior art is relatively complex, so that regular maintenance is required subsequently, thereby significantly increasing the maintenance cost.

[0005] To achieve the above-mentioned purpose, the present invention adopts an A-frame for retracting and extending deep-sea underwater equipment, comprising an A-frame body, two first hydraulic cylinders and two bases, wherein the base is provided with a connecting arm, and a second hydraulic cylinder is hingedly provided at one end of the base away from the connecting arm, and the connecting arm is hinged to the second hydraulic cylinder and is located at the output end of the second hydraulic cylinder, the A-frame body is hinged to the corresponding base and is located on the two bases, the A-frame body is also hinged to the corresponding first hydraulic cylinder and is located at the output end of the first hydraulic cylinder, and the two first hydraulic cylinders are respectively hinged to the corresponding connecting arms and are located in the middle of the connecting arms.

[0006] Wherein, the connection between the A-frame body, the connecting arm and the base is hinged via a swivel axis.

[0007] Among them, the A-frame body includes two arms and a first connecting member, one end of the arm has a plug-in hole, the two arms are fixedly connected by the first connecting member respectively, and are symmetrically arranged at the two ends of the first connecting member, and the first connecting member is located in the two plug-in holes, the arm is hinged to the corresponding base and is located on the two bases, and the arm is also hinged to the corresponding first hydraulic cylinder and is located at the output end of the first hydraulic cylinder.

[0008] Among them, the first connecting member includes a plurality of first bolts and a connecting column, the first bolt is provided with a first nut, the two arms are respectively slidably connected to the connecting column and are symmetrically arranged at both ends of the connecting column, and the connecting column is located in the two plug-in holes, the connecting column is fixedly connected to the corresponding arm through the first bolt, and is located at one end of the arm.

[0009] In which, the arm frame includes a first frame body and a second frame body, the plug-in hole is opened at one end of the first frame body, and a second connecting piece is provided at the other end of the first frame body, and one end of the second frame body has a fixing hole, the first frame body is fixedly connected to the second frame body through the second connecting piece and is located at one end of the second frame body, and the second frame body is located in the fixing hole, the first frame body is also slidably connected to the connecting column and is located at one end of the connecting column, and the connecting column is fixedly connected to the first frame body through the first bolt and is located at one end of the first frame body, the second frame body is hinged to the first hydraulic cylinder and is located at the output end of the second hydraulic cylinder, and the second frame body is also hinged to the corresponding base and is located on the base.

[0010] A buffer pad is further provided at the other end of the first frame, and the buffer pad is sleeved on the second connecting member, and the buffer pad is supported between the first frame and the second frame.

[0011] Among them, the second connecting member includes a fixing column and a second bolt, the second bolt is provided with a second nut, the fixing column is fixedly connected to the first frame and is located at the other end of the first frame, and the fixing column is fixedly connected to the second frame through the second bolt and is located in the fixing hole.

[0012] The present invention discloses an A-frame for retracting and extending deep-sea underwater equipment, comprising an A-frame body, two first hydraulic cylinders and two bases, wherein a connecting arm is arranged on the base, and a second hydraulic cylinder is hingedly arranged at one end of the base away from the connecting arm, and the connecting arm is hingedly connected to the second hydraulic cylinder and is located at the output end of the second hydraulic cylinder, the A-frame body is hingedly connected to the corresponding bases and is located on the two bases, the A-frame body is also hingedly connected to the corresponding first hydraulic cylinder and is located at the output end of the first hydraulic cylinder, and the two first hydraulic cylinders are respectively hingedly connected to the corresponding connecting arms and are located in the middle of the connecting arms. The present design has a simple structure, so that subsequent maintenance of its important components is convenient, and this design enables the A-frame to adjust its angle and position according to operation requirements, thereby improving the flexibility and accuracy of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a front view of the retractable A-frame of the deep-sea underwater equipment of the present invention.

[0015] Figure 2 It is a rear view of the retractable A-frame of the deep-sea underwater equipment of the present invention.

[0016] Figure 3 It is a schematic diagram of the disassembled structure of the retractable A-frame of the deep-sea underwater equipment of the present invention.

[0017] Figure 4 It is a structural schematic diagram of the retractable A-type frame of the deep-sea underwater equipment of the present invention when it is deployed.

[0018] Figure 5 It is a schematic structural diagram of the retractable A-type frame of the deep-sea underwater equipment of the present invention when it is retracted.

[0019] 1-first hydraulic cylinder, 2-base, 3-connecting arm, 4-second hydraulic cylinder, 5-swivel axis, 6-plug hole, 7-first bolt, 8-connecting column, 9-first nut, 10-first frame, 11-second frame, 12-fixing hole, 13-buffer pad, 14-fixing column, 15-second bolt, 16-second nut. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] See also Figures 1 to 5The present invention provides an A-frame for retracting and deploying deep-sea underwater equipment, comprising an A-frame body, two first hydraulic cylinders 1 and two bases 2, wherein a connecting arm 3 is arranged on the base 2, and a second hydraulic cylinder 4 is hingedly arranged at one end of the base 2 away from the connecting arm 3, and the connecting arm 3 is hingedly connected to the second hydraulic cylinder 4 and is located at the output end of the second hydraulic cylinder 4, the A-frame body is hingedly connected to the corresponding base 2 and is located on the two bases 2, the A-frame body is also hingedly connected to the corresponding first hydraulic cylinder 1 and is located at the output end of the first hydraulic cylinder 1, and the two first hydraulic cylinders 1 are respectively hingedly connected to the corresponding connecting arm 3 and are located in the middle of the connecting arm 3.

[0022] In this embodiment, the design structure is simple, so that subsequent maintenance of its important components is convenient, and this design enables the A-frame to adjust its angle and position according to operational requirements, thereby improving the flexibility and accuracy of operation.

[0023] Furthermore, the connection between the A-frame body, the connecting arm 3 and the base 2 is hinged via a swivel shaft 5 .

[0024] In this embodiment, the provision of the swivel shaft 5 can facilitate the A-frame body and the connecting arm 3 to be hinged on the base 2, thereby facilitating multi-angle adjustment.

[0025] Furthermore, the A-frame body includes two arms and a first connecting member, one end of the arm has a plug-in hole 6, the two arms are fixedly connected by the first connecting member, and are symmetrically arranged at both ends of the first connecting member, and the first connecting member is located in the two plug-in holes 6, the arms are hinged to the corresponding bases 2 and are located on the two bases 2, and the arms are also hinged to the corresponding first hydraulic cylinders 1 and are located at the output end of the first hydraulic cylinder 1.

[0026] In this embodiment, by configuring the structure of the A-frame body to be two arms, it is easy to transport and replace damaged parts, so there is no need to replace the entire A-frame body, thereby saving costs.

[0027] Furthermore, the first connecting member includes a plurality of first bolts 7 and a connecting column 8, the first bolt 7 is provided with a first nut 9, the two arms are respectively slidably connected to the connecting column 8 and are symmetrically arranged at both ends of the connecting column 8, and the connecting column 8 is located in the two plug-in holes 6, the connecting column 8 is fixedly connected to the corresponding arm through the first bolt 7, and is located at one end of the arm.

[0028] In this embodiment, the first bolt 7 and the connecting column 8 are provided to facilitate the connection of the two arm supports, thereby achieving a tightening effect.

[0029] Further, the arm frame includes a first frame body 10 and a second frame body 11, the plug-in hole 6 is opened at one end of the first frame body 10, and a second connecting piece is provided at the other end of the first frame body 10, and a fixing hole 12 is provided at one end of the second frame body 11, and the first frame body 10 is fixedly connected to the second frame body 11 through the second connecting piece and is located at one end of the second frame body 11, and the second frame body 11 is located in the fixing hole 12, the first frame body 10 is also slidably connected to the connecting column 8 and is located at one end of the connecting column 8, and the connecting column 8 is fixedly connected to the first frame body 10 through the first bolt 7 and is located at one end of the first frame body 10, the second frame body 11 is hinged to the first hydraulic cylinder 1 and is located at the output end of the second hydraulic cylinder 4, and the second frame body 11 is also hinged to the corresponding base 2 and is located on the base 2.

[0030] In this embodiment, by configuring the structure of the arm frame to be the first frame body 10 and the second frame body 11, it is easy to transport and replace damaged parts, thereby eliminating the need to replace the entire arm frame and saving costs.

[0031] Furthermore, a buffer pad 13 is further disposed at the other end of the first frame 10 , and the buffer pad 13 is sleeved on the second connecting member, and the buffer pad 13 is supported between the first frame 10 and the second frame 11 .

[0032] In this embodiment, the buffer pad 13 can improve the tightness of the connection between the first frame 10 and the second frame 11, and also prevent the first frame 10 and the second frame 11 from directly contacting each other and causing wear.

[0033] Furthermore, the second connecting member includes a fixing column 14 and a second bolt 15, and a second nut 16 is provided on the second bolt 15. The fixing column 14 is fixedly connected to the first frame 10 and is located at the other end of the first frame 10. The fixing column 14 is fixedly connected to the second frame 11 through the second bolt 15 and is located in the fixing hole 12.

[0034] In this embodiment, the provision of the fixing column 14 and the second bolt 15 can facilitate the connection between the first frame 10 and the second frame 11, thereby playing a role of fastening.

[0035] In this embodiment, by installing lifting accessories such as pulleys and guide joints to the middle of the A-frame body, the deep-sea underwater equipment is connected to the lifting accessories, and then the first hydraulic cylinder 1 is started, so that the first hydraulic cylinder 1 tilts the A-frame body to a suitable position under the action of the hinge, and the second hydraulic cylinder 4 can easily control the angle of the connecting arm 3, thereby improving the overall stability and practicality of the device, and then completing the lowering operation of the deep-sea underwater equipment. When the deep-sea underwater equipment needs to be retracted, it is only necessary to control the first hydraulic cylinder 1 and the second hydraulic cylinder 4 to retract. The operator of this design can finely control the angle of the A-frame body and the tension of the cable by adjusting the hydraulic system to ensure that the equipment is smoothly lifted from the sea and recovered to the ship.

[0036] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A retractable A-frame for deep-sea underwater equipment, characterized in that: It includes an A-frame body, two first hydraulic cylinders and two bases, wherein a connecting arm is arranged on the base, a second hydraulic cylinder is hingedly arranged at one end of the base away from the connecting arm, and the connecting arm is hingedly connected to the second hydraulic cylinder and is located at the output end of the second hydraulic cylinder, the A-frame body is hingedly connected to the corresponding bases and is located on the two bases, the A-frame body is also hingedly connected to the corresponding first hydraulic cylinder and is located at the output end of the first hydraulic cylinder, and the two first hydraulic cylinders are respectively hingedly connected to the corresponding connecting arms and are located in the middle of the connecting arms.

2. The A-frame for retracting and deploying deep-sea underwater equipment according to claim 1, characterized in that: The connection points of the A-frame body, the connecting arm and the base are hinged via a swivel axis.

3. The A-frame for retracting and deploying deep-sea underwater equipment according to claim 2, characterized in that: The A-frame body includes two arms and a first connecting member, one end of the arm has a plug-in hole, the two arms are fixedly connected by the first connecting member, and are symmetrically arranged at the two ends of the first connecting member, and the first connecting member is located in the two plug-in holes, the arms are hinged to the corresponding bases and are located on the two bases, and the arms are also hinged to the corresponding first hydraulic cylinders and are located at the output end of the first hydraulic cylinder.

4. The retractable A-frame for deep-sea underwater equipment according to claim 3, characterized in that: The first connecting member includes a plurality of first bolts and a connecting column, the first bolt is provided with a first nut, the two arms are respectively slidably connected to the connecting column and are symmetrically arranged at both ends of the connecting column, and the connecting column is located in the two plug-in holes, the connecting column is fixedly connected to the corresponding arm through the first bolt, and is located at one end of the arm.

5. The retractable A-frame for deep-sea underwater equipment according to claim 4, characterized in that: The arm frame includes a first frame body and a second frame body, the plug-in hole is opened at one end of the first frame body, the other end of the first frame body is provided with a second connecting piece, one end of the second frame body has a fixing hole, the first frame body is fixedly connected to the second frame body through the second connecting piece and is located at one end of the second frame body, and the second frame body is located in the fixing hole, the first frame body is also slidably connected to the connecting column and is located at one end of the connecting column, and the connecting column is fixedly connected to the first frame body through the first bolt and is located at one end of the first frame body, the second frame body is hinged to the first hydraulic cylinder and is located at the output end of the second hydraulic cylinder, and the second frame body is also hinged to the corresponding base and is located on the base.

6. The A-frame for retracting and deploying deep-sea underwater equipment according to claim 5, characterized in that: A buffer pad is further provided at the other end of the first frame, and the buffer pad is sleeved on the second connecting member, and the buffer pad is supported between the first frame and the second frame.

7. The A-frame for retracting and deploying deep-sea underwater equipment according to claim 6, characterized in that: The second connecting member includes a fixing column and a second bolt, the second bolt is provided with a second nut, the fixing column is fixedly connected to the first frame and is located at the other end of the first frame, the fixing column is fixedly connected to the second frame through the second bolt and is located in the fixing hole.

Images