Binding calipers for ship pipeline damage

Abstract

The utility model discloses a ship pipeline damage binding clamp which comprises a clamp body mechanism, a holding clamp arm, a pressing clamp arm arranged over the holding clamp arm and a clamp mouth assembly which is fixed to the front end of the holding clamp arm and can be unfolded at different opening and closing angles, and a chain is arranged on one side of the clamp mouth assembly in a bent shape. According to the ship pipeline damage binding calipers, under the action that the calipers mechanism is matched with the chain, a leaking stoppage arc plate can be firmly fixed to the ship damage position, and therefore the ship pipeline damage binding calipers can be used for binding the ship pipeline damage position. Compared with the prior art, the chain hook has the advantages that the chain hook is simple in structure and more convenient to maintain, the arranged mounting round block is used for limiting the hook body to be mounted, the bent end of the arranged limiting hook body can hook the outside of a hinge rotating shaft of a chain more firmly, meanwhile, the chain is more durable under the fastening of the locking bolt, the unhooking condition is avoided, and the chain hook is more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to ship pipeline technical field, concretely is a kind of for ship pipeline damage bandaging clamp. BACKGROUND

[0002] When ship pipeline appears damage and leaks, it needs to use the leak stop arc plate that is attached to the outer wall of ship pipeline, and then is banded by pipeline bandaging device, so that the leak stop arc plate is tightly attached to the outer wall of the damage of ship pipeline, and then the effect of not leaking liquid or gas of ship pipeline is achieved.

[0003] But the original pipeline clamp is easy to separate to both sides when clamping chain center shaft in use, so that clamp cannot clamp chain center shaft, and unhooking occurs, so it is difficult to play a fixing role, and the connection of chain and body is easy to break when locking clamp, and the connecting piece of both sides of chain is easy to fall off from chain center shaft, so that chain is divided into two parts and cannot be used, therefore, we propose a kind of for ship pipeline damage bandaging clamp to solve the problem. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of for ship pipeline damage bandaging clamp to solve the problem proposed in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of for ship pipeline damage bandaging clamp, comprising:

[0006] Jaw body mechanism, including gripping arm, the pressing arm that is arranged in the upper of gripping arm and the jaw assembly of different opening angles that can be unfolded and is fixed in the front end of gripping arm;

[0007] Chain, it is arranged in the side of jaw assembly in bending, and one end of chain is provided with locking bolt for reinforcing fixation;

[0008] Limit mechanism, it is arranged in the same side of jaw assembly and chain position, and it is located in the upper of locking bolt, for limiting chain.

[0009] Preferably, jaw assembly includes lower jaw, upper jaw, lower jaw is fixed in the front end of gripping arm, upper jaw is rotatably connected in the front end of gripping arm by hinge, and it is located in the upper of lower jaw, and upper jaw is rotatably connected by hinge pressing arm one end.

[0010] Preferably, locking bolt penetrates one end of chain, and the end of locking bolt is threadedly connected between lower jaw, locking bolt screw end penetrates the inside of lower jaw, and two groups of locking nuts are threadedly connected to the end of locking bolt that penetrates lower jaw.

[0011] Preferably, the limiting mechanism comprises a mounting round block and a limiting hook body, the mounting round block is fixed on one side of the upper jaw near the chain, the limiting hook body is fixed on the outer wall of the mounting round block at the upper end, and the front end of the limiting hook body can be clamped on the outside of the articulated shaft of the chain.

[0012] Preferably, the tail of the clamping jaw is threadedly connected with an adjusting bolt, one end of the adjusting bolt extends to the inside of the clamping jaw, the middle end of the inside of the clamping jaw is connected with a limiting rod body through a hinge, the other end of the limiting rod body extends to the inside of the clamping jaw and abuts against the adjusting bolt, and the middle end of the inside of the clamping jaw is connected with an unlocking arm through a hinge.

[0013] Preferably, one side of the upper jaw is provided with a through hole, and a tension spring is mounted in the through hole, and the other end of the tension spring is mounted in the inside of the clamping jaw.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The utility model discloses under the action of the caliper mechanism cooperation chain, can firmly fix the leakage arc plate at the damaged position of the ship, and the maintenance is more convenient, and the mounting round block is used for installing the limiting hook body, and the curved end of the limiting hook body can more firmly hook the outside of the articulated shaft of the chain, and under the fastening of the locking bolt, the chain is more durable, and the unhooking condition does not occur, and the use is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the overall structure of the utility model overhead schematic diagram;

[0017] Fig. 2 It is the overall structure of the utility model overhead schematic diagram;

[0018] Fig. 3 It is the cross section of the utility model schematic diagram.

[0019] In the drawing: 1, clamping jaw, 2, lower jaw, 3, pressing jaw, 4, upper jaw, 5, through hole, 6, tension spring, 7, limiting rod body, 8, unlocking arm, 9, adjusting bolt, 10, locking bolt, 11, chain, 12, mounting round block, 13, limiting hook body. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model.

[0021] Please refer to Figs. 1-3The utility model provides a kind of for ship pipeline damage bandaging clamp, clamp body mechanism, including the clamping arm 1 of gripping, the press arm 3 being arranged in the upper of clamping arm 1 and the clamping jaw assembly of different opening and closing angle being expandable being fixed in the front end of clamping arm 1, clamping jaw assembly includes lower jaw 2, upper jaw 4, lower jaw 2 is fixed in the front end of clamping arm 1, and upper jaw 4 is rotatably connected in the front end of clamping arm 1, and located in the upper of lower jaw 2, and upper jaw 4 is rotatably connected by hinge press arm 3 one end, the tail portion of clamping arm 1 is screw-connected with adjusting bolt 9, and the one end of adjusting bolt 9 extends to the inside of clamping arm 1, and the inside middle end of press arm 3 is rotatably connected with limiting rod body 7, and the other end of limiting rod body 7 extends to the inside of clamping arm 1 and abuts between adjusting bolt 9, and the inside middle end of press arm 3 is rotatably connected with unlocking arm 8, and unlocking arm 8 is in contact between limiting rod body 7, construction personnel by rotating the tail portion of clamping arm 1 screw-connected adjusting bolt 9, can make press arm 3 when pressing, limiting rod body 7 and adjusting bolt 9 in the inside of clamping arm 1 abut position changes, limiting rod body 7 is closer to the tail portion of clamping arm 1, and the opening and closing angle between upper jaw 4 and lower jaw 2 under the abutment of limiting rod body 7 and adjusting bolt 9 is greater, to realize the opening and closing angle of clamping jaw assembly is adjusted, and clamping arm 1, press arm 3 and limiting rod body 7 are rotatably connected with lower jaw 2 and upper jaw 4, form a plane four-link mechanism, construction personnel by pressing press arm 3, can make press arm 3 and limiting rod body 7 be in the same center line, to form plane right triangle structure, this structure is most stable, to realize the opening and closing angle of lower jaw 2 and upper jaw 4 is completely limited, when unlocking, unlocking arm 8, by pressing unlocking arm 8 can be lifted press arm 3 upwards, to damage the right triangle structure formed, realize unlocking, so as to cooperate subsequent chain 11 and limiting mechanism and use;

[0022] Chain 11, curvedly arranged in one side of clamping jaw assembly, one end of chain 11 is provided with locking bolt 10 for reinforcing fixation, chain 11 can be around ship pipeline, and the outer wall of the damaged part of ship pipeline is attached to the leak stop arc plate, the leak stop arc plate is tightly attached to the outer wall of ship pipeline by tightening chain 11, the one end of locking bolt 10 penetrates chain 11, and the one end of locking bolt 10 is threadedly connected with lower jaw 2, the threaded end of locking bolt 10 penetrates the inside of lower jaw 2, and the one end of locking bolt 10 penetrating lower jaw 2 is threadedly connected with two groups of locking nuts, the one end of locking bolt 10 can penetrate chain 11, and the threaded end of locking bolt 10 is tightened and fixed by double nuts, chain 11 is more firm, and it is not easy to break;

[0023] The limiting mechanism is arranged on the same side of the chain 11 and above the locking bolt 10, and is used for limiting the chain 11, and the limiting mechanism comprises a mounting round block 12 and a limiting hook body 13, the mounting round block 12 is fixed on one side of the upper jaw 4 close to the chain 11, and the limiting hook body 13 is fixed on the outer wall of the mounting round block 12 and can be clamped on the outside of the hinged rotating shaft of the chain 11, the mounting round block 12 is arranged for mounting the limiting hook body 13, and the curved end of the limiting hook body 13 can more firmly hook the outside of the hinged rotating shaft of the chain 11, meanwhile, the chain 11 is more durable under the fastening of the locking bolt 10, and the chain 11 will not be unhooked, and a through hole 5 is arranged on one side of the upper jaw 4, a tension spring 6 is arranged in the through hole 5, and the other end of the tension spring 6 is arranged in the inside of the gripping force pincer arm 1, the tension spring 6 can generate a certain tension between the upper jaw 4 and the gripping force pincer arm 1, so that the upper jaw 4 can be opened upward when not pressed, and the use is facilitated.

[0024] Working principle: first, the chain 11 can be wound around the ship pipeline for one turn, the leaking arc plate is attached to the outer wall of the damaged part of the ship pipeline, the chain 11 is tightened to tightly attach the leaking arc plate to the outer wall of the ship pipeline, one end of the locking bolt 10 penetrates the chain 11, and the other end of the locking bolt 10 is threadedly connected with the lower jaw 2, the threaded end of the locking bolt 10 penetrates the inside of the lower jaw 2, and the end of the locking bolt 10 penetrating the lower jaw 2 is threadedly connected with two groups of locking nuts, the locking bolt 10 can penetrate one end of the chain 11, and the threaded end of the locking bolt 10 is tightened and fixed by double nuts, so that the chain 11 is more firm and is not easy to break;

[0025] In use, the construction personnel can rotate the adjusting bolt 9 threadedly connected to the tail of the gripping force pincer arm 1, so that the pressing pincer arm 3 can change the abutting position of the limiting rod body 7 and the adjusting bolt 9 in the inside of the gripping force pincer arm 1 when pressing, the opening and closing angle between the upper jaw 4 and the lower jaw 2 is larger when the limiting rod body 7 is closer to the tail of the gripping force pincer arm 1, so that the opening and closing angle of the jaw assembly can be adjusted, and the gripping force pincer arm 1, the pressing pincer arm 3 and the limiting rod body 7 form a planar four-link mechanism under the hinged rotating connection with the lower jaw 2 and the upper jaw 4, the construction personnel can press the pressing pincer arm 3, so that the pressing pincer arm 3 and the limiting rod body 7 are on the same center line, and a planar right-angled triangle structure is formed, the structure is most stable, the opening and closing angle of the lower jaw 2 and the upper jaw 4 can be completely limited, and the unlocking arm 8 is used for unlocking, the pressing pincer arm 3 can be lifted upward by pressing the unlocking arm 8, so that the right-angled triangle structure is destroyed, and unlocking is realized;

[0026] And, the mounting block 12 is arranged to limit the mounting of the hook body 13, the curved end of the hook body 13 is arranged to more firmly hook the outside of the hinge shaft of the chain 11, and the chain 11 is more durable under the fastening of the locking bolt 10, and the chain 11 will not be unhooked, and the maintenance is more convenient.

[0027] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A clamp for repairing a damaged pipeline of a ship, characterized in that: a clamp body mechanism comprises a clamping arm (1), a pressing arm (3) arranged above the clamping arm (1), and a clamp jaw assembly fixed at the front end of the clamping arm (1) and capable of being unfolded at different opening angles; a chain (11) is arranged in a curved manner on one side of the clamp jaw assembly, and one end of the chain (11) is provided with a locking bolt (10) for reinforcing fixation; and a limiting mechanism is arranged on the same side of the clamp jaw assembly as the chain (11) and above the locking bolt (10) to limit the chain (11). The clamp jaw assembly comprises a lower clamp jaw (2) fixed at the front end of the clamping arm (1) and an upper clamp jaw (4) rotatably connected to the front end of the clamping arm (1) by a hinge and arranged above the lower clamp jaw (2), and one end of the upper clamp jaw (4) is rotatably connected to the pressing arm (3) by a hinge. The locking bolt (10) penetrates one end of the chain (11), and one end of the locking bolt (10) is threadedly connected to the lower clamp jaw (2), the threaded end of the locking bolt (10) penetrates the inside of the lower clamp jaw (2), and two sets of locking nuts are threadedly connected to one end of the locking bolt (10) penetrating the lower clamp jaw (2). The limiting mechanism comprises a mounting round block (12) fixed to one side of the upper clamp jaw (4) close to the chain (11) and a limiting hook body (13) fixed to the outer wall of the mounting round block (12) and capable of being clamped to the outside of the articulated pivot shaft of the chain (11) at the front end.

2. A pipe repair wrench for use on a marine vessel as defined in claim 1, wherein: The tail of the clamping arm (1) is threadedly connected with an adjusting bolt (9), one end of the adjusting bolt (9) extends into the inside of the clamping arm (1), the middle end of the inside of the pressing arm (3) is rotatably connected with a limiting rod body (7), the other end of the limiting rod body (7) extends to the inside of the clamping arm (1) and abuts against the adjusting bolt (9), the middle end of the inside of the pressing arm (3) is rotatably connected with an unlocking arm (8), and the unlocking arm (8) is in contact with the limiting rod body (7).

3. A pipe repair wrench for use on a marine vessel as defined in claim 2 wherein: One side of the upper clamp jaw (4) is provided with a through hole (5), a tension spring (6) is mounted in the through hole (5), and the other end of the tension spring (6) is mounted in the inside of the clamping arm (1).

4. A pipe repair wrench for use on a marine vessel as defined in claim 3 wherein: ​ 5. A pipe repair wrench for use on a marine vessel as defined in claim 2 wherein: ​ 6. A pipe repair wrench for use on a marine vessel as defined in claim 5 wherein: ​

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