CN214930437U

CN214930437U - Corrosion-resistant anchor chain for ship

Info

Publication number: CN214930437U
Application number: CN202121328869.0U
Authority: CN
Inventors: 徐杰
Original assignee: Chaohu Qunli Marine Anchor Chain Co ltd
Current assignee: Chaohu Qunli Marine Anchor Chain Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-30
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a corrosion-resistant marine anchor chain relates to anchor chain technical field, fixes for the mode that current chain link linking area among the solution prior art adopted electric welding mostly, but the produced welding seam structure of welding receives the influence of high temperature and can take place the oxidation, takes place the problem of corrosion fracture easily in the in-process welding seam department of long-term and sea water contact. The anchor chain that has the shelves includes chain ring and crosspiece, and is provided with the welding limit between chain ring and the crosspiece, the chain ring includes that first half divides the latch closure and second half divides the latch closure, and first half divides the latch closure to be the same with second half divides the latch closure size, the one end that first half divides the latch closure is provided with fixed pellet, and fixed pellet and first half divide the latch closure to set up the integral type structure, the one end that second half divides the latch closure is provided with the extension caulking groove, and fixed pellet and extension caulking groove built-up connection, the surface of extension caulking groove and fixed pellet all is provided with the apposition perforation.

Description

Corrosion-resistant anchor chain for ship

Technical Field

The utility model relates to an anchor chain technical field specifically is a corrosion-resistant marine anchor chain.

Background

The anchor chain is a special chain which connects the anchor and the ship body and transfers the holding power of the anchor. Often consisting of anchor end links, intermediate links, and end links, etc. According to the structure of the chain ring, the chain ring can be divided into a blocked anchor chain and a non-blocked anchor chain, the chain ring of the blocked anchor chain is provided with a crosspiece, and when the size and the material are the same, the intensity of the blocked chain is larger than that of the non-blocked chain, the deformation is small, the chain ring is not easy to twist when being stacked, and the chain ring is widely applied to modern large and medium ships. The links of the stepless anchor chain have no crosspieces and are only used for small ships.

However, most of the existing chain ring joining areas are fixed in an electric welding mode, but a welding seam structure generated by welding is oxidized under the influence of high temperature, and the situation that the welding seam is easily corroded and cracked in the process of contacting with seawater for a long time; therefore, the existing requirements are not met, and a corrosion-resistant anchor chain for ships is provided for the existing requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant marine anchor chain to solve the current chain ring linking region that proposes in the above-mentioned background art and adopt the mode of electric welding mostly to fix, but the produced welding seam structure of welding receives the influence of high temperature can take place the oxidation, takes place the problem of corrosion fracture easily in the in-process welding seam department of long-term and sea water contact.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant marine anchor chain, is including having a grade anchor chain, having a grade anchor chain includes chain ring and crosspiece, and is provided with the welding limit between chain ring and the crosspiece, the chain ring includes that first half divides the latch closure and second half divides the latch closure, and first half divides the latch closure and second half divides the latch closure size the same, the one end that first half divides the latch closure is provided with fixed pellet, and fixed pellet and first half divide the latch closure to set up the integral type structure, the one end that second half divides the latch closure is provided with the extension caulking groove, and fixed pellet and extension caulking groove built-up connection, the surface of extension caulking groove and fixed pellet all is provided with the apposition perforation.

Preferably, ring body sleeving grooves are formed in two ends of the inner portion of the crosspiece, and the first half ring buckle and the second half ring buckle are connected with the crosspiece through the ring body sleeving grooves.

Preferably, the two side surfaces of the ring body sleeve groove are provided with rivet through holes, and the rivet through holes have the same radius as the homothetic through holes.

Preferably, a metal rivet rod is arranged inside the rivet through hole, and the metal rivet rod penetrates through the annular body sleeve groove and extends to the other side of the crosspiece.

Preferably, one end of the metal riveting rod is provided with a nut, and the nut and the metal riveting rod are of an integrated structure.

Preferably, the other end of the metal riveting rod is provided with a hammering end face.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a chain link adopts the structure of concatenation formula, constitute by two half-divide ring buckles, the kneck that will two sets of half-divide ring buckles makes up in the production phase, need ensure in the montage process that the apposition perforation on extension caulking groove and fixed pellet surface aligns each other, then weld the polishing to the concatenation department, and be connected crosspiece and chain link through the rivet, weld the interface region at crosspiece both ends at last, can realize the dual guarantee of anchor chain like this, the condition of oxidation corrosion takes place for the welding seam of outside in time, the connection region of inside can also receive the fix of rivet and inside welding seam, avoid the anchor chain to take place the fracture;

2. the utility model discloses an one end of metal riveting pole is provided with the nut, and the other end is provided with the hammering terminal surface, passes rivet perforation and the perforation of apposition with the metal riveting pole after, utilizes the hammer block to beat the hammering terminal surface flat to it is fixed to accomplish.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic view of the chain ring structure of the present invention;

fig. 3 is a schematic view of the crosspiece structure of the present invention.

In the figure: 1. a chain anchor with a stopper; 2. a chain link; 3. a crosspiece; 4. the first half is buckled; 5. a second half clasp; 6. extending the caulking groove; 7. fixing the core block; 8. perforating in situ; 9. welding edges; 10. the ring body is sleeved with a groove; 11. punching a rivet; 12. a metal riveting rod; 13. a nut; 14. and hammering the end face.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, the present invention provides an embodiment: a corrosion-resistant anchor chain for a ship comprises a retaining anchor chain 1, wherein the retaining anchor chain 1 comprises a chain ring 2 and a crosspiece 3, a welding edge 9 is arranged between the chain ring 2 and the crosspiece 3, the chain ring 2 comprises a first half ring buckle 4 and a second half ring buckle 5, the first half ring buckle 4 and the second half ring buckle 5 are the same in size, one end of the first half ring buckle 4 is provided with a fixed core block 7, the fixed core block 7 and the first half ring buckle 4 are arranged into an integral structure, one end of the second half ring buckle 5 is provided with an extension caulking groove 6, the fixed core block 7 is combined and connected with the extension caulking groove 6, the outer surfaces of the extension caulking groove 6 and the fixed core block 7 are respectively provided with a through hole in-position 8, the chain ring 2 adopts a splicing type structure and consists of the two half ring buckles, the two half ring buckles are combined in a production stage, the crosspiece 3 is firstly sleeved on any one half ring buckle, subsequently, the fixed core block 7 on the other half-split ring buckle is embedded into the extension caulking groove 6, the homothetic through holes 8 on the surfaces of the extension caulking groove 6 and the fixed core block 7 need to be ensured to be aligned with each other in the assembling process, then the splicing part is welded and polished, the crosspiece 3 is adjusted to the splicing area after the assembling process is completed, the crosspiece 3 is connected with the chain ring 2 through a rivet, and finally the interface areas at the two ends of the crosspiece 3 are welded, so that the dual-protection of the anchor chain can be realized, the timely external welding seam is oxidized and rusted, the internal connecting area can be fixed by the rivet and the internal welding seam, and the anchor chain is prevented from being broken.

Referring to fig. 3, two ends of the inside of the crosspiece 3 are provided with ring body sleeve grooves 10, the first half buckle 4 and the second half buckle 5 are connected to the crosspiece 3 through the ring body sleeve grooves 10, two side surfaces of the ring body sleeve grooves 10 are provided with rivet through holes 11, the rivet through holes 11 have the same radius as the corresponding through holes 8, metal rivet rods 12 are arranged inside the rivet through holes 11, the metal rivet rods 12 penetrate through the ring body sleeve grooves 10 and extend to the other side of the crosspiece 3, one ends of the metal rivet rods 12 are provided with nuts 13, the nut 13 and the metal rivet rods 12 are arranged in an integrated structure, the other ends of the metal rivet rods 12 are provided with hammering end faces 14, the metal rivet rods 12 penetrate through the rivet through holes 11 and the corresponding through holes 8, and then the hammering end faces 14 are hammered by using hammer bodies, so that the fixing is completed.

The working principle is as follows: when the combined bolt chain is used, the joints of the two groups of half-split buckles are combined, the crosspiece 3 is firstly sleeved on any one group of half-split buckles, then the fixed core block 7 on the other group of half-split buckles is embedded into the extension caulking groove 6, the apposition through holes 8 on the surfaces of the extension caulking groove 6 and the fixed core block 7 need to be ensured to be aligned with each other in the assembling process, then the splicing part is welded and polished, the crosspiece 3 is adjusted to the splicing area after the splicing is completed, the metal riveting rod 12 penetrates through the rivet through hole 11 and the apposition through hole 8, the hammering end face 14 is hammered by the hammer body to be flattened, so that the fixation is completed, and finally the joint areas at the two ends of the crosspiece 3 are welded.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 a corrosion-resistant marine anchor chain, includes shelves anchor chain (1), its characterized in that: have shelves anchor chain (1) including chain ring (2) and crosspiece (3), and be provided with between chain ring (2) and crosspiece (3) welding limit (9), chain ring (2) are including first half fencing latch (4) and second half fencing latch (5), and first half fencing latch (4) and second half fencing latch (5) size the same, the one end of first half fencing latch (4) is provided with fixed pellet (7), and fixed pellet (7) and first half fencing latch (4) set up to the integral type structure, the one end of second half fencing latch (5) is provided with extension caulking groove (6), and fixed pellet (7) and extension caulking groove (6) built-up connection, the surface of extension caulking groove (6) and fixed pellet (7) all is provided with apposition perforation (8).

2. The corrosion-resistant marine anchor chain of claim 1, wherein: both ends of crosspiece (3) inside all are provided with ring body grooving (10), and first half fencing (4) and second half fencing (5) are connected with crosspiece (3) through ring body grooving (10).

3. A corrosion resistant marine anchor chain according to claim 2, wherein: the two side surfaces of the ring body sleeve groove (10) are provided with rivet through holes (11), and the radius of the rivet through holes (11) is the same as that of the apposition through holes (8).

4. A corrosion resistant marine anchor chain according to claim 3, wherein: the inside of the rivet through hole (11) is provided with a metal riveting rod (12), and the metal riveting rod (12) penetrates through the ring body sleeve groove (10) and extends to the other side of the crosspiece (3).

5. The corrosion-resistant marine anchor chain of claim 4, wherein: one end of the metal riveting rod (12) is provided with a nut (13), and the nut (13) and the metal riveting rod (12) are of an integrated structure.

6. The corrosion-resistant marine anchor chain of claim 4, wherein: and a hammering end face (14) is arranged at the other end of the metal riveting rod (12).