CN112122683A

CN112122683A - Internal cutting arm device

Info

Publication number: CN112122683A
Application number: CN202011055576.XA
Authority: CN
Inventors: 张峰
Original assignee: Tianjin Haiwaihai Technology Co ltd
Current assignee: Tianjin Haiwaihai Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2020-12-25
Anticipated expiration: 2040-09-30

Abstract

The invention discloses an internal cutting arm device which comprises a screw rod, a support, a rotary bearing and a wheel shaft, wherein a lower fixed end and an upper fixed end are fixedly installed on the outer side of the screw rod respectively, the upper fixed end is positioned at the top of the lower fixed end, sliding ends are installed on the outer side of the screw rod between the lower fixed end and the upper fixed end and on the outer side of the screw rod at the bottom of the lower fixed end, three groups of triangular arm main bodies are fixedly installed among the lower fixed end, the upper fixed end and the sliding ends, and a supporting wheel is fixedly installed in the middle position of each group of triangular arm main bodies. The internal cutting arm device adopts a manual locking mode, ensures cutting rotary motion through a hydraulic drive slewing bearing, adopts an adjustable support arm for fixing a high-pressure water nozzle, has a simple structure, needs a small power source scale, and is suitable for cutting operation in a shallow water area which cannot be approached by large-scale automatic cutting equipment.

Description

Internal cutting arm device

Technical Field

The invention relates to the technical field of cutting tests, in particular to an internal cutting arm device.

Background

The cutting process of the seabed pipe pile is an engineering project with high cost, multiple ships are needed in the cutting operation process, the equipment completes operation together, the depth of water is large, large-scale cutting equipment with high automation degree is used in large-workload engineering projects, large-scale ships cannot approach to the pipe pile cutting projects in shallow water areas, and the cutting cost is too high to enable a plurality of engineering projects to be unacceptable.

Disclosure of Invention

The present invention is directed to an inner cutting arm device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an interior cutting arm device, includes lead screw, support, slewing bearing and shaft, the outside of lead screw is fixed mounting respectively down stiff end and last stiff end, it is located the top of stiff end down to go up the stiff end, the outside of lead screw between stiff end and the last stiff end down, the outside of the bottom lead screw of stiff end all installs the slip end down, all fixed mounting has three triangle arm main parts of group between stiff end, last stiff end and the slip end down, and the intermediate position department fixed mounting of every triangle arm main part of group has a supporting wheel, supporting wheel passes through fixed connection between shaft and the triangle arm main part, stiff end and last stiff end all constitute for following the detached two parts of axis down, stiff end and the outside of last stiff end all evenly distributed have three fixed blocks of group down, the fixed block surface is provided with connecting hole one and mounting hole two respectively, stiff end and last stiff end are respectively through connecting hole, The mounting hole II and the triangular arm main body are mutually connected, the lower fixing end and the upper fixing end are respectively provided with a shaft hole I and a shaft hole II along the central position of the axis, the shaft hole I and the shaft hole II are matched with the screw rod for use, the outer sides of the lower fixing end and the upper fixing end are respectively and uniformly distributed with a connecting hole II and a mounting hole III, the edge of the top of the upper fixing end is fixedly provided with an edge block, the top of the edge block is fixedly provided with a rotary driving base through the mounting hole I, the top of the rotary driving base is fixedly provided with a rotary bearing, the top of the rotary bearing is fixedly provided with a seat plate, the central position of the top of the seat plate is provided with a shaft body through a connecting sleeve, the top of the shaft body is fixedly provided with a hand wheel, the edge of the top of the seat plate is fixedly provided with a, the whole device works in the tubular pile main body.

Preferably, prop between the inner wall of wheel and the tubular pile main part in close contact with, and prop the wheel and slide along the vertical direction of tubular pile main part.

Preferably, a high-pressure water nozzle pipeline and a connecting oil pipe are respectively distributed in the triangular arm shaft.

Preferably, the inner side of the sliding end is uniformly distributed with threads which are matched with the outer side of the screw rod for use, and the sliding end can move in the vertical direction of the outer side of the screw rod.

Preferably, one end of the nozzle support arm, which is far away from the support, is fixedly provided with the required cutting equipment through a bolt, and the mounting position of the nozzle support arm is determined according to the actual cutting operation condition.

Compared with the prior art, the invention has the beneficial effects that: this interior cutting arm device adopts the mode of manual locking, guarantees cutting rotary motion through hydraulic drive slewing bearing, and high pressure water nozzle adopts adjustable support arm fixed, simple structure, needs the power supply scale little, and adaptable shallow waters that can not be close to of large-scale automatic cutting equipment cut the operation, because equipment adopts manual fixed mode, has saved hydraulic power chucking part and has made equipment dead weight significantly reduced, makes things convenient for the diver to adopt manual work.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a structural diagram illustrating an overall usage state of the present invention;

FIG. 3 is a schematic view of the overall exploded structure of the present invention;

FIG. 4 is a schematic view of the overall plan structure of the present invention;

FIG. 5 is a schematic view of a swivel bearing connection according to the present invention;

FIG. 6 is a schematic view of a nozzle holder according to the present invention;

fig. 7 is a schematic view of the structure of the lower fixing end of the present invention.

In the figure: 1. a triangular arm body; 2. a screw rod; 3. a sliding end; 4. a lower fixed end; 4-1, connecting the hole I; 4-2, connecting hole II; 4-3, a first shaft hole; 5. an upper fixed end; 5-1, mounting a first hole; 5-2, mounting holes II; 5-3, mounting hole III; 5-4, a second shaft hole; 6. supporting a wheel; 7. a square frame; 8. a nozzle support arm; 9. a support; 10. a slew bearing; 11. a hand wheel; 12. a shaft body; 13. connecting sleeves; 14. a seat plate; 15. a rotation driving base; 16. a wheel axle; 17. a triangular arm shaft; 18. a high pressure water jet pipeline; 19. connecting an oil pipe; 20. the tubular pile main part.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, an embodiment of the present invention is shown: an inner cutting arm device comprises a screw rod 2, a bracket 9, a rotary bearing 10 and a wheel shaft 16, wherein the outer side of the screw rod 2 is fixedly provided with a lower fixed end 4 and an upper fixed end 5 respectively, the upper fixed end 5 is positioned at the top of the lower fixed end 4, the outer side of the screw rod 2 between the lower fixed end 4 and the upper fixed end 5 and the outer side of the screw rod 2 at the bottom of the lower fixed end 4 are provided with a sliding end 3 respectively, three groups of triangular arm main bodies 1 are fixedly arranged between the lower fixed end 4, the upper fixed end 5 and the sliding end 3, a supporting wheel 6 is fixedly arranged at the middle position of each group of the triangular arm main bodies 1, the supporting wheel 6 is fixedly connected with the triangular arm main bodies 1 through the wheel shaft 16, the lower fixed end 4 and the upper fixed end 5 are composed of two parts separated along the axis, three groups of fixed blocks are uniformly distributed at the outer sides of the lower fixed end 4 and, the lower fixing end 4 and the upper fixing end 5 are connected with the triangular arm main body 1 through a first connecting hole 4-1 and a second mounting hole 5-2 respectively, a first shaft hole 4-3 and a second shaft hole 5-4 are arranged at the central positions of the lower fixing end 4 and the upper fixing end 5 along the axis respectively, the first shaft hole 4-3 and the second shaft hole 5-4 are matched with the screw rod 2 for use, the connecting holes two 4-2 and the third mounting holes 5-3 are uniformly distributed at the outer sides of the lower fixing end 4 and the upper fixing end 5 respectively, an edge block is fixedly mounted at the edge of the top of the upper fixing end 5, a rotary driving base 15 is fixedly mounted at the top of the edge block through the first mounting hole 5-1, a rotary bearing 10 is fixedly mounted at the top of the rotary driving base 15, a base plate 14 is fixedly mounted at the top of the rotary bearing 10, and a shaft body 12, the top fixed mounting of axis body 12 has hand wheel 11, and the border department at bedplate 14 top has square frame 7 and nozzle support arm 8 through support 9 fixed mounting, and square frame 7 and the inside of nozzle support arm 8 are inlayed and are installed triangle arm axle 17, and the whole inside operation at tubular pile main part 20 of device.

Further, the supporting wheel 6 is in close contact with the inner wall of the tubular pile main body 20, and the supporting wheel 6 slides along the vertical direction of the tubular pile main body 20.

Further, a high-pressure water nozzle pipeline 18 and a connecting oil pipe 19 are respectively distributed in the triangular arm shaft 17.

Furthermore, the inner side of the sliding end 3 is uniformly distributed with threads which are matched with the outer side of the screw rod 2 for use, and the sliding end 3 can move in the vertical direction of the outer side of the screw rod 2.

Further, one end of the nozzle support arm 8, which is far away from the support 9, is fixedly provided with required cutting equipment through bolts, and the mounting position of the nozzle support arm 8 is determined according to the actual cutting operation condition.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an interior cutting arm device, includes lead screw (2), support (9), slew bearing (10) and shaft (16), its characterized in that: the outside of lead screw (2) is fixed mounting respectively has lower stiff end (4) and last stiff end (5), it is located the top of stiff end (4) down to go up stiff end (5), all install slip end (3) in the outside of lead screw (2) between stiff end (4) and last stiff end (5) down, the outside of bottom lead screw (2) of stiff end (4) down, all fixed mounting has three sets of triangle arm main parts (1) between stiff end (4) down, last stiff end (5) and slip end (3), and the intermediate position department fixed mounting of every set of triangle arm main part (1) has supporting wheel (6), supporting wheel (6) are through fixed connection between shaft (16) and triangle arm main part (1), stiff end (4) and last stiff end (5) all constitute for following axis divided two parts down, the outside of stiff end (4) and last stiff end (5) all evenly distributed has three sets of fixed blocks down, the fixed block surface is provided with connecting hole one (4-1) and mounting hole two (5-2) respectively, interconnect between stiff end (4) and last stiff end (5) respectively through connecting hole one (4-1), mounting hole two (5-2) and triangle arm main part (1) down, stiff end (4) do not is provided with shaft hole one (4-3) and shaft hole two (5-4) with last stiff end (5) along the central point punishment of axis down, shaft hole one (4-3) and shaft hole two (5-4) all use with the cooperation between lead screw (2), evenly distributed respectively has connecting hole two (4-2) and mounting hole three (5-3) in the outside of stiff end (4) and last stiff end (5) down, the border department fixed mounting at last stiff end (5) top has the limit piece, the top of limit piece has rotary drive base (15) through mounting hole (5-1) fixed mounting, rotary drive base's (15) top fixed mounting has slewing bearing (10), slewing bearing's (10) top fixed mounting has bedplate (14), the central point department at bedplate (14) top installs axis body (12) through adapter sleeve (13), the top fixed mounting of axis body (12) has hand wheel (11), the border department at bedplate (14) top has square frame (7) and nozzle support arm (8) through support (9) fixed mounting, the inside of square frame (7) and nozzle support arm (8) is inlayed and is installed triangular arm axle (17), the whole inside operation at tubular pile main part (20) of device.

2. An internal cutting arm assembly according to claim 1, wherein: prop between the inner wall of wheel (6) and tubular pile main part (20) in close contact with, and prop wheel (6) and slide along the vertical direction of tubular pile main part (20).

3. An internal cutting arm assembly according to claim 1, wherein: and a high-pressure water nozzle pipeline (18) and a connecting oil pipe (19) are respectively distributed in the triangular arm shaft (17).

4. An internal cutting arm assembly according to claim 1, wherein: the inner side of the sliding end (3) is uniformly distributed with threads which are matched with the outer side of the screw rod (2) for use, and the sliding end (3) can move in the vertical direction of the outer side of the screw rod (2).

5. An internal cutting arm assembly according to claim 1, wherein: one end, far away from the support (9), of the nozzle support arm (8) is fixedly provided with required cutting equipment through bolts, and the mounting position of the nozzle support arm (8) is determined according to the actual cutting operation condition.