CN113775063B

CN113775063B - Cable connector

Info

Publication number: CN113775063B
Application number: CN202111007171.3A
Authority: CN
Inventors: 张志谦; 王成金; 李起航; 金靖; 盖兆军; 刘晓珂
Original assignee: State Nuclear Electric Power Planning Design and Research Institute Co Ltd
Current assignee: State Nuclear Electric Power Planning Design and Research Institute Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2023-03-14
Anticipated expiration: 2041-08-30
Also published as: CN113775063A

Abstract

The invention discloses a cable connector which comprises a first clamping assembly, a second clamping assembly and an adjusting assembly, wherein the first clamping assembly and the second clamping assembly are arranged at intervals in the length direction of a cable, the first clamping assembly comprises a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are oppositely arranged in the first direction, a first clamping space for clamping the cable is formed between the first clamping plate and the second clamping plate, the second clamping assembly comprises a third clamping plate and a fourth clamping plate, the third clamping plate and the fourth clamping plate are oppositely arranged in the first direction, a second clamping space for clamping the cable is formed between the third clamping plate and the fourth clamping plate, and the adjusting assembly is arranged between the first clamping assembly and the second clamping assembly to adjust the distance between the first clamping assembly and the second clamping assembly in the length direction of the cable. The inhaul cable connector can simplify the installation steps of inhaul cable connection nodes and improve the installation efficiency of inhaul cables.

Description

Cable connector

Technical Field

The invention relates to the technical field of inhaul cable tools, in particular to an inhaul cable connector.

Background

The large-span space structure mainly comprises a solid structure, a grid structure, a tension structure and the mutual combination of the solid structure, the grid structure and the tension structure. The prestressed space structure comprises a tension structure, a combination of the tension structure and a solid structure, and a combination of the tension structure and a grid structure, and by means of introduction of a high-strength inhaul cable and prestress, the structure becomes very light and rich in expressive force

The connection node between the inhaul cable and the inhaul cable is an important structure in a prestressed space structure. The installation steps of the connecting nodes in the related art are complicated, and the installation efficiency of the stay cable is reduced.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the embodiment of the invention provides a cable connector, which can simplify the installation steps of cable connection nodes and improve the installation efficiency of cables.

A cable connector according to an embodiment of the present invention includes: the cable clamping device comprises a first clamping assembly and a second clamping assembly, wherein the first clamping assembly and the second clamping assembly are arranged at intervals in the length direction of the cable, the first clamping assembly comprises a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are oppositely arranged in the first direction, the first direction is orthogonal to the length direction of the cable, a first clamping space for clamping the cable is formed between the first clamping plate and the second clamping plate, the second clamping assembly comprises a third clamping plate and a fourth clamping plate, the third clamping plate and the fourth clamping plate are oppositely arranged in the first direction, a second clamping space for clamping the cable is formed between the third clamping plate and the fourth clamping plate, and the second clamping space is communicated with the first clamping space; the adjusting assembly is arranged between the first clamping assembly and the second clamping assembly so as to adjust the spacing distance of the first clamping assembly and the second clamping assembly in the length direction of the inhaul cable.

According to the inhaul cable connector disclosed by the embodiment of the invention, the installation steps of inhaul cable connection nodes can be simplified, and the installation efficiency of inhaul cables is improved.

In some embodiments, the adjustment assembly includes a first adjustment member provided between the first and third clamp plates so as to adjust a spacing distance of the first and third clamp plates in a length direction of the cable, and a second adjustment member provided between the second and fourth clamp plates so as to adjust a spacing distance of the second and fourth clamp plates in the length direction of the cable.

In some embodiments, the first adjusting component includes a first sleeve, a first screw rod and a first nut, one end of the first sleeve is connected with the first clamping plate, one end of the first screw rod is connected with the third clamping plate, the other end of the first screw rod is at least partially inserted into the first sleeve, the first nut is sleeved on the first screw rod, the first nut is arranged between the first sleeve and the third clamping plate, the second adjusting component includes a second sleeve, a second screw rod and a second nut, one end of the second sleeve is connected with the second clamping plate, one end of the second screw rod is connected with the fourth clamping plate, the other end of the second screw rod is at least partially inserted into the second sleeve, the second nut is sleeved on the second screw rod, and the second nut is arranged between the second sleeve and the fourth clamping plate.

In some embodiments, the cable connector further comprises a first spacer and a second spacer, the first spacer being connected to the third clamping plate and the second spacer being connected to the fourth clamping plate, the first spacer and the second spacer defining the second clamping space.

In some embodiments, a plurality of first mounting grooves are formed in the third clamping plate, the first mounting grooves are arranged at intervals in the length direction of the cable, a plurality of second mounting grooves are formed in the fourth clamping plate, the fourth clamping plate is arranged at intervals in the length direction of the cable, the second mounting grooves are arranged at intervals in the length direction of the cable, a plurality of first protrusions are arranged at intervals in the length direction of the cable, the first protrusions are matched with the first mounting grooves to enable the first gasket to be connected with the third clamping plate, a plurality of second protrusions are arranged on the outer wall surface of the second gasket, the second protrusions are arranged at intervals in the length direction of the cable, and the second protrusions are matched with the second mounting grooves to enable the second gasket to be connected with the fourth clamping plate.

In some embodiments, a friction force between the first pad and the cable is F1, a friction force between the first clamp plate and the cable is F2, a thrust generated by the adjusting assembly in a length direction of the cable is P, and F1 < P < F2.

In some embodiments, the cable connector further comprises a first connecting member provided between the first clamping plate and the second clamping plate, the first connecting member being for connecting the first clamping plate and the second clamping plate, and a second connecting member provided between the third clamping plate and the fourth clamping plate, the second connecting member being for connecting the third clamping plate and the fourth clamping plate.

In some embodiments, the first connecting part includes a first bolt, a first nut group and a second nut group, the first bolt is arranged between the first clamping plate and the second clamping plate, and two ends of the first bolt respectively extend out of the first clamping plate and the second clamping plate, the first nut group includes two first fastening nuts, two the first fastening nuts are sleeved on the first bolt, and the first clamping plate is located between the two first fastening nuts, the second nut group includes two second fastening nuts, two the second fastening nuts are sleeved on the first bolt, and the second clamping plate is located between the two second fastening nuts, the second connecting part includes a second bolt and a third fastening nut, the second bolt is arranged between the third clamping plate and the fourth clamping plate, and the third fastening nut is connected with the second bolt to connect the third clamping plate and the fourth clamping plate.

In some embodiments, a side end face of the first clamp plate adjacent to the cable is flush with a side end face of the third clamp plate adjacent to the cable in the first direction, and a side end face of the second clamp plate adjacent to the cable is flush with a side end face of the fourth clamp plate adjacent to the cable in the first direction.

In some embodiments, a side end surface of the first clamping plate adjacent to the cable is a convex arc-shaped surface, a side end surface of the second clamping plate adjacent to the cable is a convex arc-shaped surface, a side end surface of the third clamping plate adjacent to the cable is a convex arc-shaped surface, and a side end surface of the fourth clamping plate adjacent to the cable is a convex arc-shaped surface.

Drawings

Fig. 1 is a schematic structural view of a cable connector according to an embodiment of the present invention.

Fig. 2 is an exploded view of a cable connector according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of the cable connector according to the embodiment of the present invention after the third clamping plate is connected to the first screw.

Fig. 4 is a bottom view of the third clamping plate shown in fig. 3 after being connected with the first screw.

Fig. 5 is a schematic structural view of the cable connector according to the embodiment of the present invention after the fourth clamping plate is connected to the second screw.

Fig. 6 is a top view of the fourth clamping plate shown in fig. 5 after being connected with the second screw rod.

Fig. 7 is a schematic structural view of a first spacer in the cable connector according to the embodiment of the present invention.

Fig. 8 is a top view of the first gasket shown in fig. 7.

Fig. 9 is a side view of the first gasket shown in fig. 7.

Fig. 10 is a schematic structural view of the cable connector according to the embodiment of the present invention after the first clamping plate is connected to the first sleeve.

Fig. 11 is a bottom view of the first cleat shown in fig. 10 attached to the first sleeve.

FIG. 12 is a schematic view of the first nut of the cable connector according to an embodiment of the present invention.

Reference numerals:

a first clamping component 1, a first clamping plate 11, a second clamping plate 12,

second clamping unit 2, third clamping plate 21, first mounting groove 211, fourth clamping plate 22, second mounting groove 221,

the adjusting assembly 3, the first adjusting part 31, the first sleeve 311, the first screw 312, the first nut 313,

the second adjusting part 32, the second sleeve 321, the second screw 322, the second nut 323,

the first gasket 4, the first projection 41, the second gasket 5, the second projection 51,

a first coupling member 6, a first bolt 61, a first nut set 62, a first fastening nut 621, a second nut set 63, a second fastening nut 631,

a second connecting member 7, a second bolt 71, and a third fastening nut 72.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

A cable connector according to an embodiment of the present invention comprises a first clamping assembly 1, a second clamping assembly 2 and an adjustment assembly 3.

The first clamping assembly 1 and the second clamping assembly 2 are arranged at intervals in the length direction of the cable (the left-right direction as shown in fig. 1), the first clamping assembly 1 comprises a first clamping plate 11 and a second clamping plate 12, the first clamping plate 11 and the second clamping plate 12 are arranged oppositely in the first direction (the up-down direction as shown in fig. 1), the first direction is orthogonal to the length direction of the cable, a first clamping space for clamping the cable is formed between the first clamping plate 11 and the second clamping plate 12, the second clamping assembly 2 comprises a third clamping plate 21 and a fourth clamping plate 22, the third clamping plate 21 and the fourth clamping plate 22 are arranged oppositely in the first direction, a second clamping space for clamping the cable is formed between the third clamping plate 21 and the fourth clamping plate 22, and the second clamping space is communicated with the first clamping space.

It should be noted that each of the first clamping plate 11 and the second clamping plate 12 includes a first clamping portion and a first connecting portion, the first clamping portion of the first clamping plate 11 and the first clamping portion of the second clamping plate 12 form a first clamping space for clamping the cable, and the first connecting portion of the first clamping plate 11 and the second connecting portion of the second clamping plate 12 are connected.

Each of the third and

fourth clamp plates

21 and 22 includes a second clamping portion and a second connecting portion, the second clamping portion of the third clamp plate 21 and the second clamping portion of the fourth clamp plate 22 form a second clamping space for clamping the cable, and the second connecting portion of the third clamp plate 21 and the second connecting portion of the fourth clamp plate 22 are connected.

The first clamp 11, the second clamp 12, the third clamp 21 and the fourth clamp 22 have the same outer contour in the longitudinal section.

Specifically, as shown in fig. 1, the first clamping space and the second clamping space penetrate each other in the left-right direction, and the stay sequentially penetrates the first clamping space and the second clamping space in the left-right direction. The dimension of the first clamp 11 in the left-right direction is equal to the dimension of the second clamp 12 in the left-right direction, the dimension of the third clamp 21 in the left-right direction is equal to the dimension of the fourth clamp 22 in the left-right direction, and the dimension of the first clamp 11 in the left-right direction is smaller than the dimension of the third clamp 21 in the left-right direction.

And the adjusting component 3 is arranged between the first clamping component 1 and the second clamping component 2 so as to adjust the spacing distance of the first clamping component 1 and the second clamping component 2 in the length direction of the inhaul cable.

According to the inhaul cable connector provided by the embodiment of the invention, the first clamping component 1 and the second clamping component 2 are arranged to realize quick clamping of an inhaul cable, so that the installation steps of an inhaul cable connection node are simplified, the spacing distance between the first clamping component 1 and the second clamping component 2 can be adjusted through the adjusting component 3, when the position of the inhaul cable connection node needs to be changed, the spacing distance between the first clamping component 1 and the second clamping component 2 is adjusted through the adjusting component 3 to adjust the inhaul cable connection node, and the inhaul cable installation efficiency is further improved.

In some embodiments, the adjustment assembly includes a first adjustment member 31 and a second adjustment member 32, the first adjustment member 31 being provided between the first clamp 11 and the third clamp 21 to adjust a spacing distance of the first clamp 11 and the third clamp 21 in a length direction of the cable, the second adjustment member 32 being provided between the second clamp 12 and the fourth clamp 22 to adjust a spacing distance of the second clamp 12 and the fourth clamp 22 in the length direction of the cable.

Specifically, the first adjusting part 31 and the second adjusting part 32 are arranged in parallel with each other, and both are substantially parallel to the axis of the cable, so that when the spacing distance between the first clamping assembly 1 and the second clamping assembly 2 needs to be adjusted, the position interference between the clamping assemblies and the cable is avoided, and the adjustment of the spacing distance between the first clamping assembly 1 and the second clamping assembly 2 is more stable and faster.

According to the cable connector of the embodiment of the present invention, the distance between the first clamping plate 11 and the third clamping plate 21 can be adjusted by the first adjusting member 31, and the distance between the second clamping plate 12 and the fourth clamping plate 22 can be adjusted by the second adjusting member 32. When the assembly of first centre gripping subassembly 1 and second centre gripping subassembly 2 needs the fine setting, still can be through the position of the first adjusting part 31 of independent control or the adjustment grip block of second adjusting part 32 adjustment grip block to make first splint 11 and second splint 12 up-down direction relative arrangement, make third splint 21 and fourth splint 22 up-down direction relative arrangement, and then make the clamping strength and the connection stability of improvement connector to the cable, guarantee the safe in utilization that the cable is connected.

In some embodiments, the first adjusting component 31 includes a first sleeve 311, a first screw 312 and a first nut 313, one end of the first sleeve 311 is connected to the first clamping plate 11, one end of the first screw 312 is connected to the third clamping plate 21, the other end of the first screw 312 at least partially penetrates through the first sleeve 311, the first nut 313 is sleeved on the first screw 312, and the first nut 313 is disposed between the first sleeve 311 and the third clamping plate 21.

Specifically, as shown in fig. 1, the left end of the first sleeve 311 is connected to the right end surface of the first clamping plate 11, the first sleeve 311 is hollow, the inner wall surface of the first sleeve 311 has an internal thread matched with the external thread on the outer circumferential surface of the first screw 312, the right end of the first screw 312 is connected to the left end surface of the third clamping plate 21, the first screw 312 is rotatable relative to the third clamping plate 21, and the left end of the first screw 312 at least partially extends into the first sleeve 311. The first nut 313 is sleeved on the first screw 312, and a right end surface of the first nut 313 contacts with a left end surface of the third clamping plate 21.

The second adjusting member 32 includes a second sleeve 321, a second screw 322 and a second nut 323, one end of the second sleeve 321 is connected to the second clamping plate 12, one end of the second screw 322 is connected to the fourth clamping plate 22, the other end of the second screw 322 at least partially penetrates through the second sleeve 321, the second nut 323 is sleeved on the second screw 322, and the second nut 323 is disposed between the second sleeve 321 and the fourth clamping plate 22.

Specifically, as shown in fig. 1, the left end of the second sleeve 321 is connected to the right end surface of the second clamping plate 12, the second sleeve 321 is hollow, the inner wall surface of the second sleeve 321 has an internal thread matching with the external thread on the outer circumferential surface of the second screw 322, the right end of the second screw 322 is connected to the left end surface of the fourth clamping plate 22, the second screw 322 is rotatable relative to the fourth clamping plate 22, and the left end of the second screw 322 at least partially extends into the second sleeve 321. The second nut 323 is sleeved on the second screw rod 322, and a right end face of the second nut 323 contacts with a left end face of the third clamping plate 21.

It should be noted that the first sleeve 311 is disposed parallel to the second sleeve 321, and the first screw 312 is disposed parallel to the second screw 322.

According to the inhaul cable connector provided by the embodiment of the invention, the adjustment of the distance between the first clamping plate 11 and the third clamping plate 21 is realized by the matching of the first sleeve 311, the first screw 312 and the first nut 313, the adjustment of the distance between the first clamping plate 11 and the third clamping plate 21 is realized by the matching of the second sleeve 321, the second screw 322 and the second nut 323, the adjustment of the position between the clamping plates can be realized by the matching of the screw and the nut with simple structures, and the installation steps and the cost of the connector are simplified.

In some embodiments, the cable connector further comprises a first pad 4 and a second pad 5, the first pad 4 is connected to the third clamping plate 21, the second pad 5 is connected to the fourth clamping plate 22, and the first pad 4 and the second pad 5 define a second clamping space.

Specifically, as shown in fig. 1, the outer wall surface of the first gasket 4 is in contact with the inner wall surface of the second clamping portion of the third clamping plate 21, and the outer wall surface of the second gasket 5 is in contact with the inner wall surface of the second clamping portion of the fourth clamping plate 22.

The outer contour of the longitudinal section of the first gasket 4 is arc-shaped, and the outer contour of the longitudinal section of the second gasket 5 is arc-shaped. The dimension of the first pad 4 in the left-right direction is equal to the dimension of the second pad 5 in the left-right direction, and the dimension of the first pad 4 in the left-right direction is equal to the dimension of the third bridge 21 in the left-right direction, and the dimension of the second pad 5 in the left-right direction is equal to the dimension of the fourth bridge 22 in the left-right direction.

It should be noted that, the size of the first pad 4 and the second pad 5 can be adjusted according to the size of the cable, for example, when the diameter of the cable is larger, the first pad 4 and the second pad 5 with larger diameters can be used, whereas when the diameter of the cable is smaller, the diameter of the first pad 4 and the second pad 5 is smaller.

According to the inhaul cable connector provided by the embodiment of the invention, the first gasket 4 and the second gasket 5 are arranged, so that the friction force between the clamping plate and the inhaul cable can be improved, the inhaul cable and the clamping plate are prevented from sliding relatively, and the stability of inhaul cable clamping and the safety of inhaul cable use are improved. The sizes of the first gasket 4 and the second gasket 5 can be adjusted according to the size of the inhaul cable, so that the application range of the connector is improved.

In some embodiments, a side end surface of the third clamping plate 21 adjacent to the cable is provided with a plurality of first mounting grooves 211, the plurality of first mounting grooves 211 are arranged at intervals in the length direction of the cable, a side end surface of the fourth clamping plate 22 adjacent to the cable is provided with a plurality of second mounting grooves 221, the plurality of second mounting grooves 221 are arranged at intervals in the length direction of the cable, an outer wall surface of the first gasket 4 is provided with a plurality of first protrusions 41, the plurality of first protrusions 41 are arranged at intervals in the length direction of the cable, the plurality of first protrusions 41 are matched with the plurality of first mounting grooves 211 to connect the first gasket 4 with the third clamping plate 21, an outer wall surface of the second gasket 5 is provided with a plurality of second protrusions 51, the plurality of second protrusions 51 are arranged at intervals in the length direction of the cable, and the plurality of second protrusions 51 are matched with the plurality of second mounting grooves 221 to connect the second gasket 5 with the fourth clamping plate 22.

It should be noted that the structure and the size of the first gasket 4 are the same as those of the second gasket 5, the number of the first protrusions 41 is the same as that of the second protrusions 51, and the size of the first protrusions 41 in the up-down direction is equal to that of the second protrusions 51 in the up-down direction. The number of the first mounting grooves 211 is the same as that of the second mounting grooves 221, and the interval distance of the plurality of first mounting grooves 211 in the left-right direction is equal to the interval distance of the plurality of second mounting grooves 221 in the left-right direction.

Specifically, as shown in fig. 1, 4, 6 and 8, the outer wall surface of the first gasket 4 is provided with a plurality of first protrusions 41, the plurality of first protrusions 41 are arranged at regular intervals in the left-right direction, and the interval distance of the plurality of first protrusions 41 in the left-right direction is equal to the interval distance of the plurality of first mounting grooves 211 in the left-right direction.

The outer wall surface of the second gasket 5 is provided with a plurality of second protrusions 51, the plurality of second protrusions 51 are uniformly spaced in the left-right direction, and the spacing distance of the plurality of second protrusions 51 in the left-right direction is equal to the spacing distance of the plurality of second mounting grooves 221 in the left-right direction.

According to the inhaul cable connector provided by the embodiment of the invention, the first installation groove 211 and the first bulge 41 which are mutually matched are arranged, so that the relative sliding between the first gasket 4 and the third clamping plate 21 can be avoided, and the second installation groove 221 and the second bulge 51 which are mutually matched can be used for the relative sliding between the second gasket 5 and the fourth clamping plate 22, so that the contact between the first gasket 4 and the second gasket 5 and the inhaul cable is more stable, the relative sliding between the inhaul cable and the third clamping plate 21 and the fourth clamping plate 22 is further avoided, and the inhaul cable clamping stability and the inhaul cable use safety of the connector are improved.

In some embodiments, the friction force between the first pad 4 and the cable is F1, the friction force between the first clamp plate 11 and the cable is F2, the thrust generated by the adjusting assembly in the length direction of the cable is P, and F1 < P < F2.

In addition, F1= μ × F _N ，F _N The total fastening force provided to the cable by the third clamping plate 21 and the fourth clamping plate 22 is μ the friction coefficient between the inner wall of the first pad 4 and the cable. It can be understood that the frictional force between the second pad 5 and the cable is the same as the frictional force between the first pad 4 and the cable.

P = T/(Kd), where T is the screwing torque, K is the torque coefficient, and d is the nominal diameter of the thread of the first screw 312. It will be appreciated that the thrust generated by the first adjustment member 31 and the second adjustment member 32 is the same.

According to the inhaul cable connector disclosed by the embodiment of the invention, when F1 is larger than P and smaller than F2, the first clamping component 1 and the second clamping component 2 clamp the inhaul cable, and meanwhile, the spacing distance between the first clamping component 1 and the second clamping component 2 can be adjusted, so that the position of an inhaul cable connecting node is adjusted, the first clamping component 1 or the second clamping component 2 is not required to be dismounted, the inhaul cable mounting efficiency and precision are improved, and the inhaul cable is more convenient and safer to mount.

In some embodiments, the cable connector further includes a first connecting part 6 and a second connecting part 7, the first connecting part 6 is provided between the first clamping plate 11 and the second clamping plate 12, the first connecting part 6 is used for connecting the first clamping plate 11 and the second clamping plate 12, the second connecting part 7 is provided between the third clamping plate 21 and the fourth clamping plate 22, and the second connecting part 7 is used for connecting the third clamping plate 21 and the fourth clamping plate 22.

In some embodiments, the first connecting part 6 includes a first bolt 61, a first nut group 62 and a second nut group 63, the first bolt 61 is disposed between the first clamping plate 11 and the second clamping plate 12, and two ends of the first bolt 61 respectively extend out of the first clamping plate 11 and the second clamping plate 12, the first nut group 62 includes two first fastening nuts 21, the two first fastening nuts 21 are sleeved on the first bolt 61, the first clamping plate 11 is located between the two first fastening nuts 21, the second nut group 63 includes two second fastening nuts 631, the two second fastening nuts 631 are sleeved on the first bolt 61, and the second clamping plate 12 is located between the two second fastening nuts 631.

It should be noted that the number of the first connecting parts 6 is two, two first connecting parts 6 are arranged at intervals in the front-rear direction, and the cable is located between the two first connecting parts 6 in the front-rear direction, the number of the second connecting parts 7 is two, two second connecting parts 7 are arranged at intervals in the front-rear direction, and the cable is located between the two second connecting parts 7 in the front-rear direction.

Specifically, as shown in fig. 1, the first bolt 61 is a stud bolt, the upper end of the first bolt 61 extends out of the first connecting portion of the first clamping plate 11, the lower end of the first bolt 61 extends out of the first connecting portion of the second clamping plate 12, the first nut set 62 is arranged at the upper end of the first bolt 61, and the second nut set 63 is arranged at the lower end of the first bolt 61. The first connecting portion of the first clamping plate 11 is located between the two first fastening nuts 21, and the first connecting portion of the second clamping plate 12 is located between the two second fastening nuts 631.

The second connecting member 7 includes a second bolt 71 and a third fastening nut 72, the second bolt 71 is provided between the third clamping plate 21 and the fourth clamping plate 22, and the third fastening nut 72 is connected to the second bolt 71 to connect the third clamping plate 21 and the fourth clamping.

Specifically, the second bolt 71 is a single-headed bolt, an upper end of the single-headed bolt extends out of the second connecting portion of the third clamping plate 21, a lower end of the single-headed bolt extends out of the second connecting portion of the fourth clamping plate 22, and a third fastening nut 72 is provided at a lower end of the second bolt 71.

It will be appreciated that the structure of the second connecting part 7 may also be identical to the structure of the first connecting part 6. For example, the second bolt 71 is also a stud bolt, and the upper and lower ends of the second bolt 71 respectively extend out of the third clamping plate 21 and the fourth clamping plate 22, the first nut set 62 is connected to the upper end of the second bolt 71, the second connecting portion of the third clamping plate 21 is disposed between the two first fastening nuts 21, the second nut set 63 is connected to the lower end of the second bolt 71, and the second connecting portion of the fourth clamping plate 22 is disposed between the two second fastening nuts 631.

The cable connector according to the embodiment of the present invention is configured such that the first clamping plate 11 and the second clamping plate 12 are firmly connected by the first connecting member 6, and the first connecting member 6 can also provide a clamping force to the first clamping plate 11 and the second clamping plate 12 to clamp the cable, and the clamping force between the first clamping plate 11 and the second clamping plate 12 can be adjusted by the first nut set 62 and the second nut set 63. The third clamping plate 21 and the fourth clamping plate 22 are firmly connected by the second connecting part 7, and the second connecting part 7 can also provide clamping force for the third clamping plate 21 and the fourth clamping plate 22 so as to clamp the stay. When the structure of the second connecting component 7 is the same as that of the first connecting component 6, the clamping force between the third clamping plate 21 and the fourth clamping plate 22 can be adjusted, so that the clamping force of the second clamping assembly 2 on the inhaul cable can be adjusted.

In some embodiments, the end face of the first clamp 11 adjacent to the cable is flush with the end face of the third clamp 21 adjacent to the cable in the first direction, and the end face of the second clamp 12 adjacent to the cable is flush with the end face of the fourth clamp 22 adjacent to the cable in the first direction.

Specifically, as shown in fig. 1, the lower end face of the first clamping plate 11 and the lower end face of the third clamping plate 21 are arranged in parallel and level in the up-down direction, so that the clamping force of the first clamping assembly 1 on the cable is prevented from being influenced by the dislocation of the first clamping plate 11 and the third clamping plate 21, the interference of the cable on the clamping plate is also prevented when the first clamping assembly 1 and the second clamping assembly 2 are subjected to distance adjustment, the distance adjustment between the first clamping assembly 1 and the second clamping assembly 2 is more stable, the upper end face of the second clamping plate 12 and the upper end face of the fourth clamping plate 22 are arranged in parallel and level in the up-down direction, the clamping force of the first clamping assembly 1 on the cable is prevented from being influenced by the dislocation of the third clamping plate 21 and the fourth clamping assembly 22, the interference of the cable on the clamping plate is also prevented from being caused when the distance adjustment is carried out on the first clamping assembly 1 and the second clamping assembly 2, and the distance adjustment of the first clamping assembly 1 and the second clamping assembly 2 is more stable.

In some embodiments, one side end surface of the first clamping plate 11 adjacent to the cable is a convex arc surface, one side end surface of the second clamping plate 12 adjacent to the cable is a convex arc surface, one side end surface of the third clamping plate 21 adjacent to the cable is a convex arc surface, and one side end surface of the fourth clamping plate 22 adjacent to the cable is a convex arc surface.

Specifically, as shown in fig. 1, the lower terminal surface of the first clamping part of the first clamping plate 11 is an upward convex arc-shaped surface, the upper end surface of the first clamping part of the second clamping plate 12 is a downward convex arc-shaped surface, the lower terminal surface of the second clamping part of the third clamping plate 21 is an upward convex arc-shaped surface, the upper end surface of the second clamping part of the fourth clamping plate 22 is a downward convex arc-shaped surface, so that the space between the first clamping plate 11 and the cable can be increased, the space between the second clamping plate 12 and the cable, the contact areas between the third clamping plate 21 and the cable and between the fourth clamping plate 22 and the cable can be increased, and the cable can be clamped more stably by the connector.

The operation principle of the cable connector of the embodiment of the present invention will be described with reference to fig. 1 to 12.

In the first step, the first clamping portion of the first clamping plate 11 and the second clamping portion of the third clamping plate 21 are placed downwards, the first clamping portion of the second clamping plate 12 and the second clamping portion of the fourth clamping plate 22 are placed upwards, the first gasket 4 and the second gasket 5 with corresponding specifications are selected, the first protrusion 41 on the first gasket 4 is aligned with the first installation groove 211 on the third clamping plate 21, the first gasket 4 is connected with the third clamping plate 21, the second protrusion 51 on the second gasket 5 is aligned with the second installation groove 221 on the fourth clamping plate 22, and the second gasket 5 is connected with the fourth clamping plate 22.

Secondly, connecting the right end of the first screw 312 with the left end of the third clamping plate 21, sleeving the first screw 312 with the first nut 313, screwing the first nut 313 to the rightmost end of the first screw 312, connecting the right end of the second screw 322 with the left end of the fourth clamping plate 22, sleeving the second screw 322 with the second nut 323, screwing the second nut 323 to the rightmost end of the second screw 322, and positioning the left end surface of the first nut 313 and the left end surface of the second nut 323 on the same plane in the left-right direction.

Thirdly, connecting the left end of the first sleeve 311 with the right end of the first clamping plate 11, sleeving the first sleeve 311 on the first screw 312, enabling the right end surface of the first sleeve 311 to be in contact with the left end surface of the first nut 313, connecting the left end of the second sleeve 321 with the right end of the second clamping plate 12, sleeving the second sleeve 321 on the second screw 322, and enabling the right end surface of the second sleeve 321 to be in contact with the left end surface of the second nut 323.

And fourthly, enabling the lower end face of the first clamping plate 11 and the lower end face of the third clamping plate 21 to be located on the same plane in the vertical direction, enabling the upper end face of the second clamping plate 12 and the upper end face of the fourth clamping plate 22 to be located on the same plane in the vertical direction, and then buckling the first clamping plate 11, the second clamping plate 12, the third clamping plate 21 with the first gasket 4 and the fourth clamping plate 22 with the gasket on the inhaul cable. The second bolts 71 are inserted through the third clamping plate 21 and the fourth clamping plate 22, and the third fastening nuts 72 are connected to the second bolts 71, it should be noted that it is not necessary to screw the third fastening nuts 72, and then the plurality of second bolts 71 and the plurality of third fastening nuts 72 are installed in place and then a torque wrench is used to apply the same amount of fastening force to all of the second bolts 71 and the third fastening nuts 72.

Fifth, the first bolt 61 is passed through the first clamping plate 11, a first fastening nut 21 is coupled to the first bolt 61 and placed under the first clamping plate 11, then a second fastening nut 631 is coupled to the first bolt 61, the second fastening nut 631 being positioned under the first fastening nut 21, then the first bolt 61 is passed through the second clamping plate 12, a first fastening nut 21 is coupled to the upper end of the first bolt 61, a second fastening nut 631 is coupled to the lower end of the first bolt 61, and finally a torque wrench is used to apply a fastening force to all of the first fastening nut 21 and the second fastening nut 631.

When the position of the cable connection node needs to be adjusted, only the first nut 313 and the second nut 323 need to be rotated, so that the first screw 312 rotates relative to the first sleeve 311, the first screw 312 extends out of the first sleeve 311, the first screw 312 pushes the third clamping plate 21 to be far away from the first clamping plate 11, the second screw 322 rotates relative to the second sleeve 321, the second screw 322 extends out of the second sleeve 321, and the second screw 322 pushes the fourth clamping plate 22 to be far away from the second clamping plate 12, thereby achieving the purpose of adjusting the position of the cable connection node.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A cable connector, comprising:

the first clamping assembly and the second clamping assembly are arranged at intervals in the length direction of the inhaul cable,

the first clamping assembly comprises a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are oppositely arranged in a first direction, the first direction is orthogonal to the length direction of the cable, a first clamping space for clamping the cable is formed between the first clamping plate and the second clamping plate, the second clamping assembly comprises a third clamping plate and a fourth clamping plate, and the third clamping plate and the fourth clamping plate are oppositely arranged in the first direction;

the outer wall surface of the first gasket is in contact with the inner wall surface of the second clamping portion of the third clamping plate, the outer wall surface of the second gasket is in contact with the inner wall surface of the second clamping portion of the fourth clamping plate, a second clamping space for clamping the inhaul cable is limited by the first gasket and the second gasket, and the second clamping space is communicated with the first clamping space;

the adjusting assembly is arranged between the first clamping assembly and the second clamping assembly so as to adjust the spacing distance between the first clamping assembly and the second clamping assembly in the length direction of the inhaul cable;

the adjustment assembly includes a first adjustment member provided between the first and third jaws so as to adjust a distance of spacing between the first and third jaws in a length direction of the cable, and a second adjustment member provided between the second and fourth jaws so as to adjust a distance of spacing between the second and fourth jaws in the length direction of the cable;

the first adjusting part comprises a first sleeve, a first screw rod and a first nut, one end of the first sleeve is connected with the first clamping plate, one end of the first screw rod is connected with the third clamping plate, at least part of the other end of the first screw rod penetrates through the first sleeve, the first nut is sleeved on the first screw rod, and the first nut is arranged between the first sleeve and the third clamping plate,

the second adjusting part comprises a second sleeve, a second screw and a second nut, one end of the second sleeve is connected with the second clamping plate, one end of the second screw is connected with the fourth clamping plate, at least part of the other end of the second screw penetrates through the second sleeve, the second nut is sleeved on the second screw, and the second nut is arranged between the second sleeve and the fourth clamping plate.

2. The cable connector according to claim 1, wherein a plurality of first mounting grooves are provided in the third clamp plate adjacent to one side end surface of the cable, the plurality of first mounting grooves being arranged at intervals in a length direction of the cable, a plurality of second mounting grooves are provided in the fourth clamp plate adjacent to one side end surface of the cable, the plurality of second mounting grooves being arranged at intervals in the length direction of the cable,

the outer wall of first gasket is equipped with a plurality of first archs, and is a plurality of first arch is in interval arrangement, and is a plurality of on the length direction of cable first arch and a plurality of first mounting groove cooperatees so that first gasket with the third splint link to each other, the outer wall of second gasket is equipped with a plurality of second archs, and is a plurality of the second arch is in interval arrangement, and is a plurality of on the length direction of cable the second arch and a plurality of the second mounting groove cooperatees so that the second gasket with the fourth splint link to each other.

3. The cable connector according to claim 1, wherein a frictional force between the first spacer and the cable is F1, a frictional force between the first clamp plate and the cable is F2, a thrust generated by the adjusting assembly in a length direction of the cable is P, and F1 < P < F2.

4. A cable connector according to claim 1, further comprising a first connecting member provided between said first and second clamping plates for connecting said first and second clamping plates, and a second connecting member provided between said third and fourth clamping plates for connecting said third and fourth clamping plates.

5. The cable connector according to claim 4, wherein the first connecting member includes a first bolt, a first nut group, and a second nut group, the first bolt is disposed between the first clamping plate and the second clamping plate, and both ends of the first bolt respectively extend out of the first clamping plate and the second clamping plate, the first nut group includes two first fastening nuts, the two first fastening nuts are disposed on the first bolt, and the first clamping plate is disposed between the two first fastening nuts, the second nut group includes two second fastening nuts, the two second fastening nuts are disposed on the first bolt, and the second clamping plate is disposed between the two second fastening nuts,

the second connecting part comprises a second bolt and a third fastening nut, the second bolt is arranged between a third clamping plate and a fourth clamping plate, and the third fastening nut is connected with the second bolt to connect the third clamping plate and the fourth clamping plate.

6. A cable connector according to any one of claims 1 to 5, wherein a side end face of the first clamp plate adjacent to the cable is flush with a side end face of the third clamp plate adjacent to the cable in the first direction, and a side end face of the second clamp plate adjacent to the cable is flush with a side end face of the fourth clamp plate adjacent to the cable in the first direction.

7. The cable connector according to claim 6, characterized in that a side end surface of the first clamping plate adjacent to the cable is an outwardly convex arc-shaped surface, a side end surface of the second clamping plate adjacent to the cable is an outwardly convex arc-shaped surface, a side end surface of the third clamping plate adjacent to the cable is an outwardly convex arc-shaped surface, and a side end surface of the fourth clamping plate adjacent to the cable is an outwardly convex arc-shaped surface.