Multifunctional telescopic device

Abstract

The utility model discloses a multifunctional telescopic device which comprises a fixing seat, one side of the fixing seat is connected with a telescopic adjusting assembly, the end portion of the telescopic adjusting assembly is connected with a mounting frame, one side of the mounting frame is connected with a fixing frame, and one side of the fixing seat is provided with a cable pressing assembly, a suction assembly, a backfilling assembly and a burial depth detection assembly. The cable pressing assembly, the suction assembly, the backfilling assembly and the burial depth detection assembly are connected with the fixing frame, according to the multifunctional telescopic device, by means of the telescopic adjusting assembly, adjustment of angles and depths of different tools is achieved, adjustment is convenient, and meanwhile the multifunctional telescopic device can be adjusted according to operation working conditions and operation requirements. Different operation tools or equipment are selected for tail suction operation or tail backfilling or tail cable pressing or tail carrying detection equipment for real-time detection and other operations, meanwhile, the whole equipment is only provided with two hinge holes, the equipment can be installed on other machines through simple transformation, and the application range is wide.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of submarine trenching and cable laying, and particularly relates to a multifunctional telescopic device. BACKGROUND

[0002] Submarine trenching and cable laying is a complex marine engineering activity involving multiple technologies and equipment. Submarine trenching and cable laying can bury cables and pipelines under the seabed to avoid ocean current scouring, which can cause displacement and wear of the pipelines and cables. The purpose of submarine trenching and cable laying is to protect submarine facilities, enhance the stability of communication and energy transmission, support offshore resource development, improve the concealment and mobility of military facilities, and promote the overall development of the national economy.

[0003] During the process of submarine trenching and cable laying, a submarine trenching and cable laying machine is used. The machine is mainly used for cable laying. Different operation tools or equipment are selected according to the working conditions to perform operations such as tail suction, tail backfilling, tail cable pressing, and real-time detection with tail-mounted detection equipment. However, the tail suction and backfilling device of the existing submarine trenching and cable laying machine has a high overall height when the burial depth is deep, which is not easy to adjust. The length of the tail device of the submarine trenching and cable laying machine is fixed, and the tail device and the cable presser of the submarine trenching and cable laying machine are not interchangeable. The submarine trenching and cable laying machine cannot detect the burial depth in real time. Therefore, a multifunctional telescopic device is proposed. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a multifunctional telescopic device to solve the above problems.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A multifunctional telescopic device comprises a fixed seat, a telescopic adjusting assembly is connected to one side of the fixed seat, an installation rack is connected to the end of the telescopic adjusting assembly, a fixed frame is connected to one side of the installation rack, a cable pressing assembly, a suction assembly, a backfilling assembly, and a burial depth detection assembly are arranged on one side of the fixed seat, and the cable pressing assembly, the suction assembly, the backfilling assembly, and the burial depth detection assembly are connected to the fixed frame.

[0007] Preferably, the telescopic adjusting assembly comprises a first-stage telescopic arm rotatably mounted on the side of the fixed seat, a telescopic adjusting oil cylinder is arranged between the top of the first-stage telescopic arm and the fixed seat, a first-stage adjusting oil cylinder is arranged on the first-stage telescopic arm, a second-stage telescopic arm is arranged at the end of the first-stage telescopic arm, a second-stage adjusting oil cylinder is arranged on the second-stage telescopic arm, a third-stage telescopic arm is arranged at the end of the second-stage telescopic arm, and a third-stage adjusting oil cylinder is arranged on the third-stage telescopic arm.

[0008] Preferably, the mounting frame is rotatably mounted at the end of the third telescopic arm, and an angle adjusting oil cylinder is connected between the mounting frame and the third telescopic arm.

[0009] Preferably, the pressure cable assembly comprises a pressure cable device arranged on one side of the mounting frame, and a mounting rod is arranged on the pressure cable device and mounted on the fixed frame.

[0010] Preferably, the suction assembly comprises a fixed pipe mounted on the mounting frame, the fixed pipe is arranged in a curved structure, an end pipe is arranged at the end of the fixed pipe, and a first high-pressure water inlet and a second high-pressure water inlet are arranged on the fixed pipe.

[0011] Preferably, the bottom end of the fixed pipe is connected with a suction pipe, and the end of the end pipe is connected with a spray pipe.

[0012] Preferably, the backfill assembly comprises a tee pipe mounted on the bottom end of the fixed pipe, and two direct pipes are connected at two ends of the tee pipe, and one end of each of the two direct pipes is connected with a jet reducing pipe.

[0013] Preferably, the burying depth detection assembly comprises a burying depth detection device mounted on the mounting frame.

[0014] Compared with the prior art, the multifunctional telescopic device has the beneficial effects that: the multifunctional telescopic device realizes the adjustment of the angle and depth of different tools through the telescopic adjusting assembly, and the adjustment is convenient; meanwhile, different operation tools or equipment can be selected according to the operation conditions and operation requirements to perform tail suction operation, tail backfill operation, tail pressure cable operation, tail detection equipment carrying operation or real-time detection operation, and the cooperation of the mounting frame and the fixed frame facilitates the installation of different operation equipment; meanwhile, the entire equipment has only two hinged holes, and the equipment can be installed on other machines through simple modification, so the application range is wide. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic diagram of the pressure cable in a retracted state according to the utility model;

[0016] Figure 2 It is a structure schematic diagram of the pressure cable in an opened state according to the utility model;

[0017] Figure 3 It is a structure schematic diagram of the installation of the pressure cable device according to the utility model;

[0018] Figure 4 It is a structure schematic diagram of the pressure cable device according to the utility model;

[0019] Figure 5 It is a structure schematic diagram of the installation of the suction assembly according to the utility model;

[0020] Figure 6 It is a structure schematic diagram of the suction assembly according to the utility model;

[0021] Figure 7 It is partial three-dimensional structure schematic view of the suction assembly of the utility model;

[0022] Figure 8 It is three-dimensional structure schematic view of the backfill assembly installation of the utility model;

[0023] Figure 9 It is three-dimensional structure schematic view of the backfill assembly of the utility model;

[0024] Figure 10 It is partial three-dimensional structure schematic view of the backfill assembly of the utility model;

[0025] Figure 11 It is three-dimensional structure schematic view of the depth detection assembly installation of the utility model.

[0026] In the figure: 1, fixed seat; 2, first stage telescopic arm; 3, telescopic adjusting oil cylinder; 4, first stage adjusting oil cylinder; 5, second stage telescopic arm; 6, second stage adjusting oil cylinder; 7, third stage telescopic arm; 8, third stage adjusting oil cylinder; 9, angle adjusting oil cylinder; 10, mounting frame; 11, fixed frame; 12, cable presser; 13, mounting rod; 14, fixed tube; 15, end tube; 16, first high-pressure water inlet; 17, second high-pressure water inlet; 18, suction pipe; 19, spray pipe; 20, impact variable diameter pipe; 21, tee pipe; 22, direct pipe; 23, depth detection equipment. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Embodiment: refer to Figure 1 and Figure 2As shown in the figure, a multifunctional telescopic device includes a fixed seat 1, one side of the fixed seat 1 is connected with a telescopic adjusting assembly, the end of the telescopic adjusting assembly is connected with a mounting rack 10, one side of the mounting rack 10 is connected with a fixing rack 11, one side of the fixed seat 1 is provided with a cable pressing assembly, a suction assembly, a backfilling assembly and a burying depth detection assembly, the cable pressing assembly, the suction assembly, the backfilling assembly and the burying depth detection assembly are connected with the fixing rack 11, the telescopic adjusting assembly includes a first-stage telescopic arm 2 rotatably installed on the side of the fixed seat 1, a telescopic adjusting oil cylinder 3 is arranged between the top of the first-stage telescopic arm 2 and the fixed seat 1, a first-stage adjusting oil cylinder 4 is arranged on the first-stage telescopic arm 2, a second-stage telescopic arm 5 is arranged at the end of the first-stage telescopic arm 2, a second-stage adjusting oil cylinder 6 is arranged on the second-stage telescopic arm 5, a third-stage telescopic arm 7 is arranged at the end of the second-stage telescopic arm 5, a third-stage adjusting oil cylinder 8 is arranged on the third-stage telescopic arm 7, the mounting rack 10 is rotatably installed at the end of the third-stage telescopic arm 7, an angle adjusting oil cylinder 9 is connected between the mounting rack 10 and the third-stage telescopic arm 7, the fixed seat 1 can be a structure having a corresponding hinged position on the whole machine, or can be a structure connected to the whole machine through bolts or pins, the telescopic arm is composed of multiple stages, and is realized by multiple telescopic oil cylinders, wherein the back of the first-stage telescopic arm 2 has an oil cylinder hinged hole for installing the telescopic adjusting oil cylinder 3, the first-stage telescopic arm 2 is adjusted to rotate up and down, the first-stage adjusting oil cylinder 4 can adjust the length of the first-stage telescopic arm 2, the second-stage adjusting oil cylinder 6 can adjust the length of the second-stage telescopic arm 5, the third-stage adjusting oil cylinder 8 can adjust the length of the third-stage telescopic arm 7, the front of the third-stage telescopic arm 7 has a fixing structure of the angle adjusting oil cylinder 9 for controlling the mounting rack 10, the angle adjusting oil cylinder 9 can adjust the angle of the mounting rack 10, the mounting rack 10 and the third-stage telescopic arm 7 are connected, the mounting rack 10 is symmetrically distributed with multiple rows of ear plates in the front, has connection with different working tools or equipment, and can adjust the width left and right, the fixing rack 11 is used for fixing the working tools or equipment connection.

[0029] Further, referring to Figure 2 , Figure 3 and Figure 4 , the cable pressing assembly includes a cable presser 12 arranged on one side of the mounting rack 10, the cable presser 12 is provided with a mounting rod 13, the mounting rod 13 is installed on the fixing rack 11, the cable presser 12 is installed on the mounting rack 10, and is used for pressing the cable to the bottom of the groove.

[0030] Further, referring to Figure 5 , Figure 6 and Figure 7As shown, the suction assembly comprises a fixed pipe 14 mounted on the mounting frame 10, the fixed pipe 14 is arranged in a curved structure, the end of the fixed pipe 14 is provided with an end pipe 15, the fixed pipe 14 is provided with a first high-pressure water inlet 16 and a second high-pressure water inlet 17, the bottom end of the fixed pipe 14 is connected with a suction pipe 18, the end of the end pipe 15 is connected with a spray pipe 19, the suction assembly utilizes the working principle of the jet pump, the first high-pressure water inlet 16 is blocked, high-pressure water passes through the second high-pressure water inlet 17, the differential pressure generated by the high-pressure water, the silt is sucked away from the suction pipe 18, and the silt at the bottom of the trench is sucked to the outside of the trench, and according to different trenching depths, a plurality of direct pipes 22 can be used to adjust the suction depth.

[0031] Further, referring to Figure 8 、 Figure 9 and Figure 10 As shown, the backfill assembly comprises a tee pipe 21 mounted on the bottom end of the fixed pipe 14, the two ends of the tee pipe 21 are connected with direct pipes 22, one end of the two direct pipes 22 is connected with a jet variable diameter pipe 20, the end pipe 15 and the second high-pressure water inlet 17 are blocked, high-pressure water enters from the first high-pressure water inlet 16, and the bottom two sides of the trench are impacted by the high-pressure water, the trench is collapsed and the silt on the two sides of the trench is flushed into the trench, and the cable is buried in the silt, and according to different trenching depths and widths, a plurality of direct pipes 22 can be used to adjust the depth and width of the jet variable diameter pipe 20.

[0032] Further, referring to Figure 11 As shown, the buried depth detection assembly comprises a buried depth detection device 23 mounted on the mounting frame 10, different buried depth detection devices 23 can be installed to realize synchronous detection during operation.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multifunctional telescopic device comprising a fixed seat (1), characterized in that, One side of the fixing base (1) is connected with a telescopic adjusting assembly, the end of the telescopic adjusting assembly is connected with a mounting rack (10), one side of the mounting rack (10) is connected with a fixing rack (11), one side of the fixing base (1) is provided with a cable pressing assembly, a suction assembly, a backfilling assembly and a burying depth detection assembly, and the cable pressing assembly, the suction assembly, the backfilling assembly and the burying depth detection assembly are connected with the fixing rack (11).

2. A multi-functional telescopic device according to claim 1, characterized in that, The telescopic adjusting assembly comprises a first-stage telescopic arm (2) rotatably installed on the side of the fixing base (1), a telescopic adjusting oil cylinder (3) is arranged between the top of the first-stage telescopic arm (2) and the fixing base (1), a first-stage adjusting oil cylinder (4) is arranged on the first-stage telescopic arm (2), a second-stage telescopic arm (5) is arranged at the end of the first-stage telescopic arm (2), a second-stage adjusting oil cylinder (6) is arranged on the second-stage telescopic arm (5), a third-stage telescopic arm (7) is arranged at the end of the second-stage telescopic arm (5), and a third-stage adjusting oil cylinder (8) is arranged on the third-stage telescopic arm (7).

3. A multi-functional telescopic device as claimed in claim 2, wherein, The mounting rack (10) is rotatably installed at the end of the third-stage telescopic arm (7), and an angle adjusting oil cylinder (9) is connected between the mounting rack (10) and the third-stage telescopic arm (7).

4. The multi-functional telescopic device of claim 1, wherein, The cable pressing assembly comprises a cable presser (12) arranged on one side of the mounting rack (10), and a mounting rod (13) is arranged on the cable presser (12) and mounted on the fixing rack (11).

5. The multi-functional telescopic device of claim 1, wherein, The suction assembly comprises a fixed pipe (14) mounted on the mounting rack (10), the fixed pipe (14) is arranged in a curved structure, an end pipe (15) is arranged at the end of the fixed pipe (14), a first high-pressure water inlet (16) and a second high-pressure water inlet (17) are arranged on the fixed pipe (14).

6. A multi-functional telescopic device as claimed in claim 5, wherein, The bottom end of the fixed pipe (14) is connected with a suction pipe (18), and the end of the end pipe (15) is connected with a spray pipe (19).

7. A multi-functional telescopic device as claimed in claim 5, wherein, The backfilling assembly comprises a tee pipe (21) mounted on the bottom end of the fixed pipe (14), and direct pipes (22) are connected to the two ends of the tee pipe (21), and a jet variable-diameter pipe (20) is connected to one end of each of the two direct pipes (22).

8. The multi-functional telescopic device of claim 1, wherein, The burying depth detection assembly comprises a burying depth detection device (23) mounted on the mounting rack (10).

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