CN112648341A

CN112648341A - C-shaped shackle

Info

Publication number: CN112648341A
Application number: CN202011503366.2A
Authority: CN
Inventors: 荆卫忠
Original assignee: Wuxi Oulide Lifting Equipment Co ltd
Current assignee: Wuxi Oulide Lifting Equipment Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-04-13

Abstract

The utility model belongs to the technical field of the field of shackle and specifically relates to a C type shackle is related to, including C type ring and connecting piece, the both ends of C type ring and middle department all are equipped with logical groove, and the connecting piece wraps up the opening of C type ring, and the connecting piece includes first splice shell and second splice shell, is equipped with a plurality of lugs on the first splice shell, is equipped with a plurality of sleeve pipes on the second splice shell, and the sleeve pipe is inserted in logical inslot, and the lug is inserted in the cover intraductal, is equipped with the locking device who is used for locking connecting piece and C type ring on the connecting piece. This application has convenient to detach's effect.

Description

C-shaped shackle

Technical Field

The application relates to the field of shackles, in particular to a C-shaped shackle.

Background

The shackle is one kind of lock, generally divide into marine and land according to the application place and use two kinds. The C-shaped shackle is a connecting workpiece which is usually used on a deep sea drilling platform and is used for connecting a mooring chain so as to meet the length requirement of the mooring chain. The C-shaped shackle is high in strength and toughness, but is frequently disassembled in use. The connection relation between the locking piece and the body of the common C-shaped shackle is complex, so that the shackle is inconvenient to disassemble.

Disclosure of Invention

In order to improve the inconvenient problem of dismantling of C type shackle, this application provides a C type shackle.

The application provides a C type is broken out and is adopted following technical scheme:

the utility model provides a C type shackle, includes C type ring and connecting piece, the both ends of C type ring and middle department all are equipped with logical groove, and the opening parcel of C type ring is connected to the connecting piece, and the connecting piece includes first splice shell and second splice shell, is equipped with a plurality of lugs on the first splice shell, is equipped with a plurality of sleeves on the second splice shell, and the sleeve pipe is inserted in logical inslot, and the lug is inserted in the cover intraductal, is equipped with the locking device who is used for locking connecting piece and C type ring on the connecting piece.

Through adopting above-mentioned technical scheme, when the installation C type is broken out, all aim at logical groove with the lug of first connecting shell and the sleeve pipe of second connecting shell, insert logical inslot with the sleeve pipe after that, during the lug inserts the sleeve pipe, then lock connecting piece and C type ring through locking device, can realize the installation of C type break out. When the C-shaped shackle is dismounted, the locking device is opened, the convex block is pulled out from the sleeve, the sleeve is pulled out from the slot, and the C-shaped shackle can be dismounted. The connecting structure of the connecting piece of the C-shaped shackle and the C-shaped ring is simple, so that the C-shaped shackle is convenient to disassemble and assemble.

Optionally, two sets of locking devices are provided.

Through adopting above-mentioned technical scheme, a set of locking device is used for locking lug, the sleeve pipe of C type ring body mid portion, and another group of locking device is used for locking lug, the sleeve pipe of the tip department of C type ring, has increased the compactness that connecting piece and C type ring are connected to the stability of C type break out has been improved.

Optionally, contradict between first joint casing and the second joint casing and form the cavity, locking device includes dead lever and the actuating mechanism who is used for driving the dead lever to remove, and the dead lever is connected with actuating mechanism's output, is fixed with the bolt on the dead lever, all is equipped with the jack on lug, sleeve pipe and the C type ring, and the bolt is inserted in the jack, and the one end that the dead lever was kept away from to the bolt is arranged in the lug, is equipped with the handle mouth with the cavity intercommunication on the first joint casing.

Through adopting above-mentioned technical scheme, when the installation C type was broken out, made the dead lever to the direction that is close to the lug slide through actuating mechanism, the bolt inserts in the jack, and the one end that the dead lever was kept away from to the bolt is located the lug, and first joint housing and second joint housing are difficult separately this moment to with connecting piece and C type ring locking, improved the stability that C type was broken out.

Optionally, the driving mechanism includes a rack and a gear engaged with each other, the gear is rotatably connected in the second connecting shell and located at the operation opening, the rack is slidably connected in the second connecting shell, and the fixing rod is fixed at the end of the rack close to the sleeve.

By adopting the technical scheme, the rack slides towards the direction close to the convex block by rotating the gear, so that the bolt is inserted into the convex block.

Optionally, actuating mechanism includes lead screw and drive gear, and drive gear fixed sleeve locates on the lead screw, and the lead screw rotates to be connected in the second connects the shell, is equipped with left-handed screw thread and right-handed screw thread on the lead screw, and equal threaded connection has screw nut on left side spiral line, the right-handed screw line, and the dead lever is fixed in on the screw nut, and dead lever sliding connection is in the second connects the shell.

Through adopting above-mentioned technical scheme, through rotating drive gear, make the dead lever to the direction slip that is close to the lug to the realization is inserted the bolt in the lug.

Optionally, fixedly connected with supporting seat in the second connection shell, the lead screw rotates to be connected on the supporting seat, is equipped with the spacing groove on the supporting seat, fixedly connected with stopper on the dead lever, stopper and spacing groove sliding fit.

Through adopting above-mentioned technical scheme, stopper and spacing groove cooperation can lead to the moving direction of dead lever.

Optionally, a dust cover for covering the operation opening is arranged on the operation opening.

Through adopting above-mentioned technical scheme, the C type is broken out and is used for connecting the mooring chain, and the mooring chain is often in outdoor use, and outdoor dust is more, and the operation mouth can be covered in setting up of shield to the dust has been reduced and has been fallen into actuating mechanism's possibility.

Optionally, the dust cover is connected to the first connecting shell through a torsion spring.

Through adopting above-mentioned technical scheme, open the shield, after the power that acts on the shield disappears, the shield can self-closing, has reduced the shield and has been opened the possibility at will to the dust has been reduced and has been got into actuating mechanism's possibility.

Optionally, a magnetic part is fixed in the sleeve, the protrusion is an iron block, and the protrusion is adsorbed on the magnetic part.

Through adopting above-mentioned technical scheme, magnetism is inhaled the piece and can is adsorbed the lug, makes first connecting shell and second connecting shell be connected inseparabler to the stability that connecting piece and C type ring are connected has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the installation method, the connecting piece and the C-shaped ring can be locked through the locking device only by aligning the first connecting shell and the second connecting shell, inserting the sleeve into the through groove and inserting the bump into the sleeve, so that the installation of the C-shaped shackle is realized; after the locking device is opened, the first connecting shell and the second connecting shell are detached, and then the C-shaped shackle can be detached. The connecting structure of the connecting piece of the C-shaped shackle and the C-shaped ring is simple, so that the C-shaped shackle is convenient to disassemble and assemble;

2. the driving mechanism comprises a rack and a gear which are meshed with each other, a fixing rod is arranged at the end part of the rack, a bolt is fixed on the fixing rod, a jack is arranged at the joint of a convex block, a sleeve and a C-shaped ring, the gear is rotated to enable the bolt to be inserted into the jack, and one end, far away from the fixing rod, of the bolt is located in the convex block, so that a connecting piece can be locked in the C-shaped ring;

3. the utility model provides an actuating mechanism includes lead screw and drive gear, and the lead screw includes left-handed screw and right-handed screw, and rotation drive gear makes the dead lever slide to make the bolt insert in the jack, and the one end that the dead lever was kept away from to the bolt is located the lug, can realize the locking of connecting piece and C type ring, easy operation is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of a C-shaped shackle according to embodiment 1 of the present application;

FIG. 2 is a disassembled view of a C-shaped shackle of the present application example 1;

FIG. 3 is a partial cross-sectional view of a C-shaped shackle of embodiment 1 of the present application;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a top view of a C-shackle of example 1 of the present application;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is a structural view of a type C shackle of embodiment 2 of the present application;

FIG. 8 is an enlarged view of portion B of FIG. 7;

fig. 9 is a structural view of a C-type shackle according to embodiment 2 of the present application.

Description of reference numerals: 1. a C-shaped ring; 2. a connecting member; 3. a through groove; 4. a first connecting shell; 5. a second connection housing; 6. a bump; 7. a sleeve; 8. a drive mechanism; 9. a rack; 10. a gear; 11. fixing the rod; 12. a bolt; 13. a jack; 14. a lead screw; 15. a drive gear; 16. a lead screw nut; 17. an operation port; 18. a dust cover; 19. a torsion spring; 20. a magnetic member; 21. inserting a rod; 22. a chute; 23. a support frame; 24. a hinged seat; 25. a hinged lever; 26. a hinge portion; 27. a supporting seat; 28. a rotating seat; 29. a limiting groove; 30. a limiting block; 31. and (4) a groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

Example 1

Example 1 discloses a type C shackle. Referring to fig. 1 and 2, the C-shackle includes a C-shaped ring 1 and a connector 2, the connector 2 being connected to the C-shaped ring 1, and one end of the connector 2 wrapping an opening of the C-shaped ring 1. Both ends and the mid portion of C type ring 1 all are equipped with logical groove 3, and the mid portion of C type ring 1 is equipped with two and leads to groove 3, and one logical groove 3 has been seted up respectively to two tip of C type ring 1, and the cross-sectional shape who leads to groove 3 is the rectangle.

Referring to fig. 1 and 2, the connection member 2 includes a first connection shell 4 and a second connection shell 5, a sleeve 7 is welded on the second connection shell 5, the cross-sectional shape of the sleeve 7 is rectangular, and the sleeve 7 is inserted into the through groove 3. The first connecting shell 4 is fixed with a lug 6, the lug 6 is matched with the sleeve 7 in shape, and the lug 6 is inserted in the sleeve 7. Jack 13 has all been seted up on C type ring 1, sleeve pipe 7, logical groove 3, jack 13 on the C type ring 1 with lead to groove 3 intercommunication, when connecting piece 2 connects on C type ring 1, sleeve pipe 7, lead to the jack 13 coincidence of groove 3.

Referring to fig. 2, when an operator connects the C-type shackle, the operator firstly sleeves two mooring chains at the bent positions on two sides of the C-type ring 1 through the opening of the C-type ring 1, then aligns the protrusion 6 and the sleeve 7 with the through groove 3, and then inserts the sleeve 7 into the through groove 3 and inserts the protrusion 6 into the sleeve 7.

Referring to fig. 2 and 3, a cavity is formed by interference between the first connection housing 4 and the second connection housing 5, and a locking device for locking the connection member 2 with the C-shaped ring 1 is provided on the connection member 2. The locking devices are provided with two groups, the two groups of locking devices are arranged in the cavity, one group of locking devices are used for locking the convex block 6, the sleeve 7 and the through groove 3 in the middle of the ring body of the C-shaped ring 1, and the other group of locking devices are used for locking the convex block 6, the sleeve 7 and the through groove 3 at the end part of the C-shaped ring 1.

Referring to fig. 2 and 3, the locking device comprises a fixing rod 11 and a driving mechanism 8, the driving mechanism 8 comprising a rack 9 and a pinion 10 which are engaged with each other. The second connecting shell 5 is fixedly connected with a support frame 23, the gear 10 is rotatably connected with the support frame 23, and the rack 9 is slidably connected with the support frame 23. The fixing rod 11 is fixedly connected to one end of the rack 9 close to the sleeve 7, the two ends of the fixing rod 11 are both fixed with bolts 12, the bolts 12 are inserted into the jacks 13, and one end of the bolts 12 far away from the fixing rod 11 is positioned in the lug 6.

Referring to fig. 3 and 4, a sliding groove 22 is formed in the support frame 23, an insertion rod 21 is integrally formed on the rack 9, the insertion rod 21 is located in the sliding groove 22 and is in sliding fit with the sliding groove 22, the rack 9 can be moved by rotating the gear 10, and the moving direction of the rack 9 can be guided by the fit between the insertion rod 21 and the sliding groove 22.

Referring to fig. 3 and 5, the first connecting shell 4 is provided with an operation port 17, the operation port 17 is communicated with the cavity, and the gear 10 is positioned at the operation port 17. The operator can turn the gear 10 in the cavity through the operator's opening 17. A dust cover 18 is connected to the operation opening 17, a hinge portion 26 is fixed on the dust cover 18, a hinge seat 24 is fixed on the first connecting shell 4, a hinge rod 25 is fixedly connected to the hinge seat 24, and the hinge portion 26 is rotatably connected with the hinge rod 25. The hinge rod 25 is sleeved with a torsion spring 19, one end of the torsion spring 19 is connected with the dust cover 18, and the other end of the torsion spring 19 is connected with the first connecting shell 4. The dust cover 18 can cover the opening of the operation opening 17, thereby preventing dust from entering the cavity and attaching to the locking device, which would cause blockage when the locking device is operated.

Referring to fig. 2 and 6, in order to connect the first connecting shell 4 and the second connecting shell 5 more firmly, a magnetic attraction member 20 is fixed in the sleeve 7, and the magnetic attraction member 20 is a strong magnet. The lug 6 is an iron block, and the magnetic attraction piece 20 in the sleeve 7 can attract the lug 6, so that the first connecting shell 4 and the second connecting shell 5 are connected more firmly.

The implementation principle of the embodiment 1 is as follows: an operator firstly sleeves two mooring chains at the bending parts on two sides of the C-shaped ring 1 through the opening of the C-shaped ring 1 respectively, then inserts the sleeve 7 on the connecting piece 2 into the through groove 3, inserts the lug 6 into the sleeve 7, the lug 6 is absorbed by the magnetic absorption piece 20, then rotates the gear 10, enables the rack 9 to move towards one end close to the sleeve 7, the rack 9 drives the fixing rod 11 to move towards the direction close to the sleeve 7, the bolt 12 is inserted into the jack 13, one end, far away from the fixing rod 11, of the bolt 12 is positioned in the lug 6, and the installation of the C-shaped shackle can be realized. An operator only needs to rotate the gear 10 to open the locking device, so that the bolt 12 is separated from the jack 13, and then the first connecting shell 4 and the second connecting shell 5 are separated, so that the C-shaped shackle can be disassembled, and the disassembly of the operator is facilitated.

Example 2

Example 2 differs from example 1 only in that: referring to fig. 7 and 8, the driving mechanism includes a driving gear 15 and a lead screw 14, a supporting base 27 is fixedly connected in the second connecting shell 5, a rotating base 28 is fixed on the supporting base 27, and the lead screw 14 is rotatably connected to the rotating base 28. The screw thread of the screw 14 is a left screw thread and a right screw thread with different directions, and the left screw thread and the right screw thread are both in threaded connection with a screw nut 16. The fixing rod 11 is fixedly connected to the screw nut 16, a groove 31 is formed in the fixing rod 11, the screw nut 16 is fixedly connected to the groove 31, and the screw 14 penetrates through the fixing rod 11. The supporting seat 27 is provided with a limiting groove 29, the limiting groove 29 is a T-shaped groove, the fixing rod 11 is fixedly connected with a limiting block 30, the limiting block 30 is a T-shaped block, the limiting block 30 is located in the limiting groove 29 and is in sliding fit with the limiting groove 29, and two ends of the fixing rod 11 are connected with the bolts 12.

Referring to fig. 9, the driving gear 15 is fixedly sleeved on the lead screw 14, the driving gear 15 is located at the operation opening 17, and the driving gear 15 drives the lead screw 14 to rotate.

The implementation principle of the embodiment 2 is as follows: the operator rotates the driving gear 15, the lead screw 14 rotates, and the fixing rods 11 on the lead screw 14 move towards the opening of the C-shaped ring 1 and the middle part of the ring body respectively, so that the bolt 12 can be inserted into the insertion hole 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A C-type shackle comprises a C-type ring (1) and a connecting piece (2), and is characterized in that: both ends and the middle department of C type ring (1) all are equipped with logical groove (3), connecting piece (2) wrap up the opening of C type ring (1), connecting piece (2) are including first connecting shell (4) and second connecting shell (5), be equipped with a plurality of lugs (6) on first connecting shell (4), be equipped with a plurality of sleeve pipes (7) on second connecting shell (5), sleeve pipe (7) are inserted in leading to groove (3), lug (6) are inserted in sleeve pipe (7), be equipped with the locking device who is used for locking connecting piece (2) and C type ring (1) on connecting piece (2).

2. A type C shackle as claimed in claim 1, characterised in that: the locking devices are provided with two groups.

3. A type C shackle as claimed in claim 1, characterised in that: contradict between first splice shell (4) and second splice shell (5) and form the cavity, locking device includes dead lever (11) and actuating mechanism (8) that are used for driving dead lever (11) to remove, dead lever (11) are connected with the output of actuating mechanism (8), be fixed with bolt (12) on dead lever (11), lug (6), all be equipped with jack (13) on sleeve pipe (7) and the C type ring (1), bolt (12) are inserted in jack (13), the one end that dead lever (11) were kept away from in bolt (12) is located lug (6), be equipped with operation mouth (17) with the cavity intercommunication on first splice shell (4).

4. A type C shackle as claimed in claim 3, characterised in that: the driving mechanism (8) comprises a rack (9) and a gear (10) which are meshed with each other, the gear (10) is rotatably connected into the second connecting shell (5) and is positioned at an operation opening (17), the rack (9) is slidably connected into the second connecting shell (5), and the fixing rod (11) is fixed at the end part, close to the sleeve (7), of the rack (9).

5. A type C shackle as claimed in claim 3, characterised in that: actuating mechanism (8) include lead screw (14) and drive gear (15), and on lead screw (14) was located to drive gear (15) fixed cover, lead screw (14) rotated and is connected in second connecting shell (5), is equipped with left-handed screw and right-handed screw on lead screw (14), and equal threaded connection has screw nut (16) on left side spiral line, the right-handed screw, and on dead lever (11) were fixed in screw nut (16), dead lever (11) sliding connection was in second connecting shell (5).

6. The type C shackle of claim 5, wherein: fixedly connected with supporting seat (27) in second connection shell (5), lead screw (14) rotate to be connected on supporting seat (27), are equipped with spacing groove (29) on supporting seat (27), fixedly connected with stopper (30) on dead lever (11), stopper (30) and spacing groove (29) sliding fit.

7. A type C shackle as claimed in claim 3, characterised in that: and a dustproof cover (18) used for covering the operation opening (17) is arranged on the operation opening (17).

8. The type C shackle of claim 6, wherein: the dust cover (18) is connected to the first connecting shell (4) through a torsion spring (19).

9. A type C shackle as claimed in claim 1, characterised in that: the magnetic part (20) is fixed in the sleeve (7), the lug (6) is an iron block, and the lug (6) is adsorbed on the magnetic part (20).