Steel cable rotating terminal

Abstract

According to the technical scheme, the steel cable rotating terminal is characterized in that the steel cable rotating terminal comprises a first connecting part, and the first connecting part is connected to one steel cable; the second connecting part is connected to the other steel cable, and part of the second connecting part is inserted into the first connecting part; the part, inserted into the first connecting part, of the second connecting part is rotationally connected with the first connecting part through the bearing; through the arrangement of the bearing, the first connecting part and the second connecting part can rotate relatively, so that when torsional force is transmitted to the steel cable terminal, the torsional force can be removed through the relative rotation between the first connecting part and the second connecting part, the stress of the steel cable terminal is reduced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of steel cable connection, and more specifically, to a steel cable rotary terminal. Background Art

[0002] Steel cable, also known as wire rope, is a spiral bundle of steel wires twisted together according to certain rules with steel wires that meet the requirements of mechanical properties and geometric dimensions. The wire rope is composed of steel wire, rope core and grease.

[0003] When two sections of steel cables are connected, they are often connected through a steel cable terminal, which is divided into two parts, respectively connected to the two sections of steel cables. However, in the prior art, the two sections of steel cables often twist around themselves when in use due to the complexity of the forces they bear, and since the two parts of the existing steel cable terminal do not rotate relative to each other, the twisting force of the steel cable cannot be released and accumulates at the steel cable terminal, making the steel cable terminal susceptible to damage. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a steel cable rotary terminal, which, through the setting of a bearing, allows the first connecting part and the second connecting part to rotate relative to each other, so that when the torsional force is transmitted to the steel cable terminal, the torsional force can be removed by the relative rotation between the first connecting part and the second connecting part, thereby reducing the stress on the steel cable terminal and increasing its service life.

[0005] To achieve the above-mentioned object, the utility model provides the following technical solution: a steel cable rotary terminal, comprising a first connecting portion, wherein the first connecting portion is connected to one of the steel cables;

[0006] a second connecting portion, the second connecting portion being connected to another steel cable, and a portion of the second connecting portion being inserted into the first connecting portion;

[0007] and a bearing, wherein the portion of the second connection part inserted into the first connection part is rotatably connected to the first connection part through the bearing.

[0008] The utility model is further configured as follows: the first connecting portion is provided with an inner hole, and the inner hole passes through one end of the first connecting portion;

[0009] A bearing sleeve fixedly connected to the first connecting part is arranged in the inner hole, and part of the second connecting part extends into the bearing sleeve. The outer side of the bearing is connected to the bearing sleeve, and the inner side is connected to the second connecting part.

[0010] The utility model is further configured as follows: a connecting hole is provided at one end of the first connecting part away from the inner hole, the diameter of the connecting hole is smaller than the diameter of the inner hole, a steel cable connected to the first connecting part passes through the connecting hole and extends into the inner hole, and the end of the steel cable is connected to the bearing sleeve.

[0011] The utility model is further configured as follows: a step portion is provided at one end of the bearing sleeve close to the communicating hole, and the step portion protrudes toward the inner side of the bearing sleeve;

[0012] An open pad is provided on the side of the step portion away from the connecting hole, and the end of the steel cable connected to the first connecting portion is fixedly connected to a steel cable head. The steel cable head includes two parts, a large diameter part and a small diameter part. The large diameter part passes through the open pad, and the small diameter part is pressed against the side of the open pad away from the connecting hole.

[0013] The utility model is further configured as follows: a bolt passing through the first connecting portion and threadedly connected to the bearing sleeve is arranged on the first connecting portion, and the end of the screw is pressed tightly on the opening pad in the bearing sleeve.

[0014] The utility model is further configured as follows: the second connection portion includes a rod portion and a hanging bolt, the rod portion is connected to the inner side of the bearing, and the hanging bolt is located outside the first connection portion.

[0015] The utility model is further configured to include: a protective sleeve, which is inserted into the communicating hole;

[0016] A limiting groove is arranged on the outer side of the communicating hole close to one end of the inner hole, and a limiting ring matched with the limiting groove is fixedly connected to the outer side of the protective sleeve close to one end of the inner hole.

[0017] In summary, compared with the prior art, the utility model has the following beneficial effects: the utility model enables the first connection part and the second connection part to rotate relative to each other through the setting of the bearing, so that when the torsional force is transmitted to the steel cable terminal, the torsional force can be removed by the relative rotation between the first connection part and the second connection part, thereby reducing the stress on the steel cable terminal and improving its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a cross-sectional view of the overall structure of the embodiment;

[0019] Figure 2 for Figure 1 An enlarged schematic diagram of part A.

[0020] In the figure: 1, first connecting part; 11, inner hole; 12, connecting hole; 13, limiting groove; 2, second connecting part; 21, rod; 22, hanging bolt; 3, bearing; 4, bearing sleeve; 41, step part; 51, small diameter part; 52, large diameter part; 6, opening pad; 7, protective cover; 71, limiting ring. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is clearly and completely described below in conjunction with the drawings of the present invention. Based on the embodiments in this application, other similar embodiments obtained by ordinary technicians in this field without making creative work should all fall within the scope of protection of this application. In addition, the directional words mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only referenced to the directions of the drawings. Therefore, the directional words used are used to illustrate rather than limit the invention.

[0022] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0023] Embodiment: A steel cable rotating terminal, see attached Figure 1 and attached Figure 2 , including a first connecting part 1, a second connecting part 2 and a bearing 3, the first connecting part 1 is connected to one of the steel cables; the second connecting part 2 is connected to the other steel cable, and part of the second connecting part 2 is inserted into the first connecting part 1; the part of the second connecting part 2 inserted into the first connecting part 1 is rotatably connected to the first connecting part 1 through the bearing 3.

[0024] By setting the bearing 3, the first connecting part 1 and the second connecting part 2 can rotate relative to each other, so that when the torsional force is transmitted to the wire rope terminal, the torsional force can be removed by the relative rotation between the first connecting part 1 and the second connecting part 2, thereby reducing the stress on the wire rope terminal and improving its service life.

[0025] Specifically, the first connecting part 1 is provided with an inner hole 11, and the inner hole 11 passes through one end of the first connecting part 1; a bearing sleeve 4 fixedly connected to the first connecting part 1 is provided in the inner hole 11, and part of the second connecting part 2 extends into the bearing sleeve 4, and the outer side of the bearing 3 is connected to the bearing sleeve 4, and the inner side is connected to the second connecting part 2.

[0026] Specifically, a connecting hole 12 is provided at one end of the first connecting part 1 away from the inner hole 11, and the diameter of the connecting hole 12 is smaller than the diameter of the inner hole 11. The steel cable connected to the first connecting part 1 passes through the connecting hole 12 and extends into the inner hole 11, and the end of the steel cable is connected to the bearing sleeve 4.

[0027] The bearing sleeve 4 is provided with a step portion 41 at one end close to the connecting hole 12, and the step portion 41 protrudes toward the inner side of the bearing sleeve 4; an open pad 6 is provided at the side of the step portion 41 away from the connecting hole 12, and a steel cable seal is fixedly connected to the end of the steel cable connected to the first connecting portion 1, and the steel cable seal includes two parts, namely a large diameter part 52 and a small diameter part 51, the large diameter part 52 passes through the open pad 6, and the small diameter part 51 is pressed against the side of the open pad 6 away from the connecting hole 12. Through the provision of the step portion 41 and the open pad 6, the steel cable inserted into the inner hole 11 through the connecting hole 12 cannot be separated from the connecting hole 12 again, so that the steel cable is fixed to the first connecting portion 1.

[0028] Specifically, a bolt is provided on the first connecting portion 1 , passing through the first connecting portion 1 and threadedly connected to the bearing sleeve 4 , and the end of the screw is pressed tightly on the open gasket 6 in the bearing sleeve 4 .

[0029] The provision of the bolts improves the stability of the connection of the bearing sleeve 4 to the first connecting portion 1 .

[0030] Specifically, the second connection part 2 includes a rod 21 and a hanging bolt 22, wherein the rod 21 is connected to the inner side of the bearing 3, and the hanging bolt 22 is located outside the first connection part 1. The steel cable connected to the second connection part 2 is connected to the hanging bolt 22.

[0031] Specifically, the present embodiment further includes a protective sleeve 7, which is inserted into the communicating hole 12; a limiting groove 13 is provided on the outer side of the communicating hole 12 near one end of the inner hole 11, and a limiting ring 71 matching the limiting groove 13 is fixedly connected to the outer side of the protective sleeve 7 near one end of the inner hole 11. The provision of the protective sleeve 7 can reduce the contact between the steel cable and the first connecting portion 1, thereby reducing the wear of the steel cable on the first connecting portion 1.

[0032] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A steel cable rotary terminal, characterized in that: It comprises a first connecting part (1), wherein the first connecting part (1) is connected to one of the steel cables; A second connecting part (2), the second connecting part (2) being connected to another steel cable, and a portion of the second connecting part (2) being inserted into the first connecting part (1); and a bearing (3); the portion of the second connecting part (2) inserted into the first connecting part (1) is rotatably connected to the first connecting part (1) via the bearing (3).

2. A steel cable rotary terminal according to claim 1, characterized in that: The first connecting portion (1) is provided with an inner hole (11), and the inner hole (11) passes through one end of the first connecting portion (1); A bearing sleeve (4) fixedly connected to the first connecting portion (1) is arranged in the inner hole (11); a portion of the second connecting portion (2) extends into the bearing sleeve (4); the outer side of the bearing (3) is connected to the bearing sleeve (4) and the inner side is connected to the second connecting portion (2).

3. A steel cable rotary terminal according to claim 2, characterized in that: A connecting hole (12) is provided at one end of the first connecting portion (1) away from the inner hole (11); the diameter of the connecting hole (12) is smaller than the diameter of the inner hole (11); a steel cable connected to the first connecting portion (1) passes through the connecting hole (12) and extends into the inner hole (11); an end of the steel cable is connected to the bearing sleeve (4).

4. A steel cable rotary terminal according to claim 3, characterized in that: A step portion (41) is provided at one end of the bearing sleeve (4) close to the communicating hole (12), and the step portion (41) protrudes toward the inner side of the bearing sleeve (4); An open gasket (6) is provided on the side of the step portion (41) away from the connecting hole (12); the end of the steel cable connected to the first connecting portion (1) is fixedly connected to a steel cable seal head; the steel cable seal head comprises two parts, namely a large diameter part (52) and a small diameter part (51); the large diameter part (52) passes through the open gasket (6), and the small diameter part (51) is pressed against the side of the open gasket (6) away from the connecting hole (12).

5. A steel cable rotary terminal according to claim 4, characterized in that: The first connecting portion (1) is provided with a bolt which passes through the first connecting portion (1) and is threadedly connected to the bearing sleeve (4), and the end of the screw thread is pressed tightly against an open gasket (6) in the bearing sleeve (4).

6. A steel cable rotary terminal according to claim 5, characterized in that: The second connecting portion (2) comprises a rod portion (21) and a hanging bolt (22), wherein the rod portion (21) is connected to the inner side of the bearing (3), and the hanging bolt (22) is located outside the first connecting portion (1).

7. A steel cable rotary terminal according to claim 6, characterized in that: It also includes a protective sleeve (7), which is inserted into the communicating hole (12); A limiting groove (13) is arranged on the outer side of the communicating hole (12) close to one end of the inner hole (11), and a limiting ring (71) matching with the limiting groove (13) is fixedly connected to the outer side of the protective sleeve (7) close to one end of the inner hole (11).

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