CN214888300U

CN214888300U - D-shaped shackle

Info

Publication number: CN214888300U
Application number: CN202120868950.1U
Authority: CN
Inventors: 王一宏
Original assignee: Taizhou Futai Hoisting Equipment Co ltd
Current assignee: Taizhou Futai Hoisting Equipment Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-26
Anticipated expiration: 2031-04-26

Abstract

The utility model belongs to the technical field of rigging, and discloses a D-shaped shackle, which comprises a U-shaped part and a fastener, wherein the U-shaped part comprises a U-shaped rod and two annular columns, the two annular columns are respectively fixed at the two ends of the U-shaped rod, the fastener comprises a threaded rod, two sections of threads are arranged on the threaded rod, the threaded rod is arranged on the two annular columns through screwing, two through holes are respectively arranged at the two sections of threads of the threaded rod, and each annular column is internally provided with a limiting part. The safety of the shackle in the using process is improved.

Description

D-shaped shackle

Technical Field

The utility model belongs to the technical field of the rigging, concretely relates to D type is broken out.

Background

The D-shaped shackle is one of riggings, is similar to a capital letter D in shape, and is widely applied to industries such as electric power, petroleum, machinery, railways and the like due to small volume and large bearing weight. The type D shackle is mainly used for the connection of two or more industrial products. The shackle can be divided into two types, namely ship use and land use, according to the use place, and is generally made of carbon steel, alloy steel, stainless steel, high-strength steel and other materials.

Present D type structure of breaking out is the combination form of U type spare and threaded rod, thereby play the connection effect, however the body of rod of threaded rod constantly receives during great tangential force, the threaded rod can take place to rotate, thereby and take place between the U type spare not hard up, can lead to the one end of threaded rod and U type spare to break away from even, cause the emergence of accident, and the breaking out in the use, if meet rainy day, the junction of rainwater infiltration threaded rod and U type spare, then can lead to the part to rust for a long time, the unable normal running-in of threaded rod, reduce the life of breaking out.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a D type is broken out to there is not hard up phenomenon in the threaded rod when solving current D type and breaking out the use, the threaded rod easily meets water with the junction of U type spare and rusts, leads to the unable problem of closing soon normally.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a D type shackle, includes U type spare and fastener, U type spare includes U type pole and two annular posts, and two annular posts are fixed in the both ends of U type pole respectively, the fastener includes the threaded rod, two sections screw threads have been seted up on the threaded rod to close soon through the screw thread and install on two annular posts, the threaded rod is located two sections screw thread punishments and has seted up two through-holes respectively, every the locating part is all installed to the inside of annular post, every the locating part all includes cylinder and screw thread post, and the cylinder welds in the one end of screw thread post, every the screw thread post all closes soon through the screw thread and installs in an annular post, every the cylinder all cooperates with a through-hole.

Preferably, install two sealing members on the threaded rod, every the sealing member all includes first seal cover and second seal cover, every first seal cover and every second seal cover all include the annular plate, every all bond rubber ring, every on the annular plate the seal groove has all been seted up on the both ends face of annular post, and every rubber ring all cooperates with a seal groove.

Preferably, both sides of each annular plate are connected with an arc plate, the diameter of an inner arc of each arc plate is larger than the outer diameter of each annular column, each arc plate of the first sealing sleeve is fixedly provided with at least one connecting piece, each arc plate of the second sealing sleeve is provided with at least one limiting groove, each connecting piece comprises two limiting strips, each limiting strip is bendable, an arc block is fixedly arranged on one end side wall of each limiting strip, and each connecting piece is in sliding fit with one limiting groove.

Preferably, a connecting block is connected between each arc-shaped plate and the side wall of one annular plate, and the edges of the two side walls of each connecting block are arc-shaped.

Preferably, a rubber pad is stuck to the inner wall of each annular plate, and the rubber pad is in close contact with the outer wall of the threaded rod.

Preferably, the fastener still includes the fixed block, the fixed block welds in the one end of threaded rod, the fixed block is fixed with the rotating head on keeping away from a lateral wall of threaded rod.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses an all set up the through-hole in two sections screw threads departments of threaded rod to set up two locating parts, in the screw thread post of locating part closes into the annular post soon, and its cylinder portion and through-hole cooperation, thereby play limiting displacement to the threaded rod, avoid it to receive great tangential force to take place to rotate, prevent to take place not hard up phenomenon between threaded rod and the U type spare, and then avoided the emergence of accident, improve the security in the use of breaking out.

(2) The utility model discloses two sealing members have been set up, wherein first seal cover is located the both sides of annular post respectively with the second seal cover to can interconnect, and rubber ring and seal groove cooperation, the rubber pad and the threaded rod contact of annular plate inner wall simultaneously, can play sealed effect to the junction of threaded rod and U type spare, avoid the rainwater infiltration to lead to rustting, ensured that the threaded rod can normally close soon.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the sealing member of the present invention;

FIG. 3 is a schematic view of the connection member and the limiting groove of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a side view of the U-shaped member of the present invention;

in the figure: 1. a U-shaped member; 2. a fastener; 3. a fixed block; 4. rotating the head; 5. a threaded rod; 6. a seal member; 7. a first seal cartridge; 8. a second seal cartridge; 9. a limiting member; 10. a cylinder; 11. a threaded post; 12. an annular plate; 13. a rubber ring; 14. connecting blocks; 15. an arc-shaped plate; 16. a connecting member; 17. a limiting groove; 18. a limiting strip; 19. an arc-shaped block; 20. a rubber pad; 21. a sealing groove; 22. a U-shaped rod; 23. an annular column; 24. and a through hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a D-shaped shackle comprises a U-shaped part 1 and a fastener 2, wherein the U-shaped part 1 comprises a U-shaped rod 22 and two annular columns 23, the two annular columns 23 are respectively fixed at two ends of the U-shaped rod 22, the fastener 2 comprises a threaded rod 5, two sections of threads are arranged on the threaded rod 5 and are installed on the two annular columns 23 in a screwing mode through threads, two through holes 24 are respectively formed in the threaded rod 5 at the two sections of threads, a limiting part 9 is installed inside each annular column 23, each limiting part 9 comprises a cylinder 10 and a threaded column 11, the cylinder 10 is welded at one end of the threaded column 11, each threaded column 11 is installed in one annular column 23 in a screwing mode through threads, a rotating block is welded at one end of each threaded column 11, after the limiting part 9 is screwed into the annular column 23, the bottom of the rotating block is flush with the bottom of the annular column 23, and each cylinder 10 is matched with one through hole 24, the threaded rod 5 rotates when the limiting fastener is used, and looseness is avoided.

Further, install two sealing members 6 on threaded rod 5, every sealing member 6 all includes first seal cover 7 and second seal cover 8, every first seal cover 7 and every second seal cover 8 all include annular plate 12, the external diameter of annular plate 12 is less than the external diameter of annular post 23, all bond on every annular plate 12 and have rubber ring 13, rubber ring 13 is coaxial with annular plate 12, seal groove 21 has all been seted up on the both ends face of every annular post 23, seal groove 21 is coaxial with threaded rod 5, and every rubber ring 13 all cooperates with a seal groove 21, the inner wall of rubber ring 13 and the outer wall in close contact with of threaded rod 5, can avoid threaded rod 5 to meet the water with the coupling part of annular post 23 and rust, guarantee that threaded rod 5 can normally revolve and close.

Further, both sides of every annular plate 12 all are connected with arc 15, and the inboard circular arc diameter of arc 15 is greater than the external diameter of annular post 23, guarantee that first seal cover 7 can contact at the lateral wall of annular post 23 with the arc 15 of second seal cover 8, all be fixed with at least one connecting piece 16 on the arc 15 of every first seal cover 7, at least one spacing groove 17 has all been seted up on the arc 15 of every second seal cover 8, every connecting piece 16 all includes two spacing strips 18, spacing strip 18 flexible, and be fixed with arc piece 19 on the one end lateral wall of spacing strip 18, the edge of arc piece 19 is 1/4 circular-arcly, every connecting piece 16 all with a spacing groove 17 sliding fit, two spacing strips 18 of connecting piece 16 draw together the back, can slide in spacing groove 17.

Specifically, a connecting block 14 is connected between each arc-shaped plate 15 and the side wall of one annular plate 12, and the edges of the two side walls of the connecting block 14 are arc-shaped.

It should be noted that a rubber pad 20 is adhered to the inner wall of each annular plate 12, and the rubber pad 20 is in close contact with the outer wall of the threaded rod 5, so as to further improve the sealing performance of the joint between the threaded rod 5 and the annular column 23.

Further, fastener 2 still includes fixed block 3, and fixed block 3 welds in the one end of threaded rod 5, and fixed block 3 is fixed with rotating head 4 on keeping away from a lateral wall of threaded rod 5, and rotating head 4 is the platykurtic, and the staff of being convenient for holds between the fingers and twists threaded rod 5 soon.

The utility model discloses a theory of operation and use flow: when the utility model is used, a worker firstly sleeves a product to be connected on the U-shaped rod 22, then connects the fastener 2 with the U-shaped part 1, firstly sleeves a second sealing sleeve 8 on the threaded rod 5, then sleeves the threaded rod 5 with the annular column 23 from the outer side of the annular column, when the end part of the threaded rod 5 is screwed between the two annular columns 23, sleeves a first sealing sleeve 7 and a second sealing sleeve 8 on the threaded rod 5, sleeves the threaded rod 5 with the annular column 23, adjusts the second sealing sleeve 8 on the first sleeve in the screwing process, matches the rubber ring 13 with the sealing groove 21, and stops screwing after the fixed block 3 supports the second sealing sleeve 8;

then, the rest of the first sealing sleeves 7 and the rubber rings 13 on the second sealing sleeves 8 are matched with the sealing grooves 21 of the annular columns 23, meanwhile, the two sealing sleeves of each sealing piece 6 are mutually connected, the two limiting strips 18 of the connecting piece 16 on the first sealing sleeve 7 are pinched, one end of each sealing piece with the arc-shaped block 19 is closed, the end of each sealing piece is stretched into the limiting groove 17 to slide until the arc-shaped block 19 slides to the outside of the limiting groove 17, the two limiting strips 18 are separated, the arc-shaped block 19 is propped against the side wall of the arc-shaped plate 15 of the second sealing sleeve 8, the installation of the sealing pieces 6 is completed, finally, the two limiting pieces 9 are respectively screwed into the two annular columns 23, the cylinders 10 are matched with the through holes 24, and the limiting of the threaded rod 5 is realized;

when the fastener 2 is to be disassembled, the two arc-shaped blocks 19 of each connecting piece 16 are pinched, the connecting pieces 16 are pulled out from the limiting grooves 17, and then the two limiting pieces 9 are screwed out, so that the fastener 2 can be screwed off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A D type shackle, includes U type spare (1) and fastener (2), its characterized in that: u type spare (1) includes U type pole (22) and two annular columns (23), and two annular columns (23) are fixed in the both ends of U type pole (22) respectively, fastener (2) include threaded rod (5), two sections screw threads have been seted up on threaded rod (5) to install on two annular columns (23) through the screw thread closure soon, threaded rod (5) are located two sections screw thread punishments and have respectively seted up two through-holes (24), every locating part (9) are all installed to the inside of annular column (23), every locating part (9) all include cylinder (10) and screw thread column (11), and cylinder (10) weld in the one end of screw thread column (11), every screw thread column (11) all close through the screw thread and install in an annular column (23), every cylinder (10) all cooperate with a through-hole (24).

2. A D-shackle as claimed in claim 1, characterised in that: install two sealing members (6), every on threaded rod (5) sealing member (6) all include first seal cover (7) and second seal cover (8), every first seal cover (7) and every second seal cover (8) all include annular plate (12), every all bond on annular plate (12) and have rubber ring (13), every seal groove (21) have all been seted up on the both ends face of annular post (23), and every rubber ring (13) all with a seal groove (21) cooperation.

3. A D-shackle as claimed in claim 2, characterised in that: the two sides of each annular plate (12) are connected with arc plates (15), the inner side circular arc diameter of each arc plate (15) is larger than the outer diameter of each annular column (23), each arc plate (15) of the first sealing sleeve (7) is fixedly provided with at least one connecting piece (16), each arc plate (15) of the second sealing sleeve (8) is provided with at least one limiting groove (17), each connecting piece (16) comprises two limiting strips (18), the limiting strips (18) are bendable, an arc block (19) is fixed on one end side wall of each limiting strip (18), and each connecting piece (16) is matched with one limiting groove (17) in a sliding mode.

4. A D-shackle as claimed in claim 3, characterised in that: each arc-shaped plate (15) is connected with a connecting block (14) between the side wall of one annular plate (12), and the edges of the two side walls of each connecting block (14) are arc-shaped.

5. A D-shackle as claimed in claim 2, characterised in that: a rubber pad (20) is stuck on the inner wall of each annular plate (12), and the rubber pad (20) is in close contact with the outer wall of the threaded rod (5).

6. A D-shackle as claimed in claim 1, characterised in that: fastener (2) still include fixed block (3), fixed block (3) weld in the one end of threaded rod (5), be fixed with swivel head (4) on the lateral wall of threaded rod (5) is kept away from in fixed block (3).