Single-groove splint and wire hoop assembly

Abstract

The invention discloses a single-slot splint and a wire hoop assembly, comprising a single-slot splint and a wire hoop, the single-slot splint comprising an inner splint and an outer splint, the inner splint and the outer splint being provided with steel strand grooves and fastening bolt through-holes; the wire hoop comprises two hoop bodies, two groups of locking ears are correspondingly arranged between the two hoop bodies, one of the hoop bodies is also provided with a connecting screw, the inner splint and the outer splint are provided with through holes matching with the connecting screw, the connecting screw is screwed with an outer splint fastening nut, a vertical support plate is also provided on the hoop body provided with the connecting screw, a hanging box corresponding to the vertical support plate is provided on the inner splint, a hanging slot matching with the vertical support plate is opened on the hanging box, the inner splint is placed on the vertical support plate through the hanging box, and the single-slot splint is then installed on the wire hoop in cooperation with the connecting screw, thereby greatly improving the connection strength between the single-slot splint and the wire hoop, and effectively preventing the connecting screw from bending and deforming under the action of gravity of the overhead steel strand and the tension of the line.

Description

Technical Field

[0001] The invention relates to the field of iron parts for overhead cables, and in particular to an assembly of a single-slot clamp and a suspension wire clamp. Background Art

[0002] As we all know, the single-slot splint is an iron piece used to fix the steel strand overhead. It is used in conjunction with the wire hoop to achieve the purpose of pulling and fixing the steel strand overhead on the wire pole. However, the existing single-slot splint and the wire hoop are simply connected by a connecting bolt. The nut of the connecting bolt is located on the inner side of the wire hoop, and the nut on the connecting bolt is pressed against the outer side of the single-slot splint. The problem caused by this is that the connection strength between the single-slot splint and the wire hoop is limited. Over time, the connecting bolt is prone to bending and deformation under the gravity of the overhead steel strand and the tension of the line, which poses certain safety hazards. Summary of the invention

[0003] In view of the problems existing in the background technology, the purpose of the present invention is to provide a single-slot splint and wire clamp assembly, which effectively solves the problems existing in the background technology.

[0004] To achieve the above object, the present invention adopts the following technical solutions:

[0005] A single-groove clamp and a wire hoop assembly, comprising a single-groove clamp and a wire hoop, the single-groove clamp comprising an inner clamp and an outer clamp, the inner clamp and the outer clamp are correspondingly provided with steel strand grooves and fastening bolt through holes, the fastening bolt through holes are provided with fastening bolts; the wire hoop comprises two hoop bodies, two groups of locking ears are correspondingly provided between the two hoop bodies, each group of locking ears is respectively provided with a locking bolt, one of the hoop bodies also has an arc-shaped outer pulling portion, the arc-shaped outer pulling portion is provided with a connecting screw Rod, the inner and outer plates are also provided with corresponding through holes matching the connecting screw, the connecting screw is located on the nut on the inner side of the arc-shaped outer pull portion, and an anti-rotation limit rod matching the inner side of the arc-shaped outer pull portion is welded, and the connecting screw is also threaded with an outer plate tightening nut, and vertical support plates are fixed on the hoop body on the left and right sides of the arc-shaped outer pull portion, and a hanging box corresponding to the vertical support plates is fixed on the side of the inner plate facing the hoop body, and a hanging groove matching the vertical support plates is provided on the hanging box.

[0006] Furthermore, the height of the hanging groove is not less than half of the height of the vertical support plate.

[0007] Furthermore, a limiting slider is respectively provided on the end of one group of locking ears of the wire clamp, and a sliding groove matching with the limiting slider is opened on the outer clamp. After the limiting slider slides into the sliding groove, the outer clamp and the wire clamp cannot be separated in the horizontal direction.

[0008] Furthermore, the limiting sliding block includes a connecting portion and an expansion portion, wherein the connecting portion is fixedly arranged at the end of the locking ear, and the expansion portion is fixedly arranged on a side of the connecting portion away from the locking ear.

[0009] Furthermore, the connecting portion and the expansion portion are integrally connected and are plate-shaped and cylindrical-shaped respectively.

[0010] Furthermore, the height of the slide groove is one third to one half of the height of the outer clamping plate.

[0011] The present invention has the following beneficial technical effects:

[0012] The hoop body in the present invention has a vertical support plate and a hanging box corresponding to the vertical support plate is fixed on the inner clamp plate. The inner clamp plate is placed on the vertical support plate through the hanging groove on the hanging box, and then the single-slot clamp plate is installed on the wire hoop in conjunction with the connecting screw. This greatly improves the connection strength between the single-slot clamp plate and the wire hoop, and effectively avoids the bending and deformation of the connecting screw under the gravity of the overhead steel strand and the tension of the line, which is safer than existing products. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The working state of the embodiment of the present invention is shown as follows Figure 1 ;

[0014] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0015] Figure 3 The working state of the embodiment of the present invention is shown as follows Figure 2 ;

[0016] Figure 4 for Figure 3 A partial enlarged view of point B in the middle;

[0017] Figure 5 It is a schematic diagram of the assembly structure of an outer splint and two hoop bodies according to an embodiment of the present invention. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more than two; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] like Figure 1-5As shown, a single-groove splint and wire hoop assembly described in this embodiment includes a single-groove splint 1 and a wire hoop 2, the single-groove splint 1 includes an inner splint 3 and an outer splint 4, the inner splint 3 and the outer splint 4 are correspondingly provided with steel strand grooves 5 and fastening bolt through holes, the number of fastening bolt through holes is two, fastening bolts 6 are passed through the fastening bolt through holes, and the nuts and nuts of the fastening bolts 6 are respectively pressed against the inner splint 3 and the outer splint 4; the wire hoop 2 includes two hoop bodies 7, and two groups of The locking ears 8 are provided with locking bolts 9 on each group of locking ears 8, and the nuts and caps of the locking bolts 9 are respectively pressed against the two locking ears 8 in the same group, and one of the hoop bodies 7 also has an arc-shaped outer pull portion 10, and a connecting screw 11 is provided on the arc-shaped outer pull portion 10. The inner and outer splints 3 and 4 are also provided with corresponding through holes that match the connecting screws 11. The connecting screws 11 are located on the inner side of the arc-shaped outer pull portion 10. The nut is welded with an anti-rotation limit rod 12 that matches the inner side of the arc-shaped outer pull portion 10. The connecting screws An outer clamping plate is screwed on the rod 11 to tighten the nut 13, and the anti-rotation limit rod 12 can press against the inner side of the arc-shaped outer pull part 10. When the outer clamping plate is tightened against the nut 13, the connecting screw 11 will not rotate together, which is convenient for screwing the outer clamping plate against the nut 13. Vertical support plates 14 are also welded on the hoop body 7 on the left and right sides of the arc-shaped outer pull part 10. The two vertical support plates 14 are located between the two fastening bolts 6 to avoid affecting the installation of the fastening bolts 6. The inner clamping plate 3 is welded on the side facing the hoop body 7 with the vertical support plate 14 The hanging boxes 15 correspond one to one, and a hanging groove 16 matching with the vertical support plate 14 is opened on the hanging box 15, that is, the rear side and the bottom surface of the hanging box 15 are opened to form the hanging groove 16 matching with the vertical support plate 14. When the upper surface of the vertical support plate 14 contacts the inner upper surface of the hanging groove 16, the through holes on the inner plywood 3 and the outer plywood 4 are aligned with the connecting screw 11 on the suspension wire clamp 2, and the height of the hanging groove 16 is not less than half of the height of the vertical support plate 14, thereby ensuring the buckling and overlapping strength between the hanging box 15 and the vertical support plate 14.

[0021] A vertical limit slider 17 is respectively provided at the end of one group of locking ears 8 of the wire hoop 2, and a vertical slide groove 18 matching the limit slider 17 is provided on the outer clamp 4. The height of the slide groove 18 is one-third to one-half of the height of the outer clamp 4 to ensure the strength of the outer clamp 4 itself. The preferred spacing between the two slide grooves 18 is 1.5 times the spacing between the same group of two locking ears 8 in the tightened state of the wire hoop 2, so that the two hoop bodies 7 limited by the outer clamp 4 can contact the wire rod without affecting the mutual contact of the group of locking ears 8 away from the outer clamp 4. The clamping parts 19 and 20 are kneaded together to facilitate the installation of the locking bolt 9 when the wire hoop 2 is installed. After the limit slider 17 slides into the slide groove 18, the outer splint 4 and the wire hoop 2 cannot be separated in the horizontal direction. Specifically, the limit slider 17 includes a connecting portion 19 and an expansion portion 20. The connecting portion 19 is welded to the end of the locking ear 8, and the expansion portion 20 is integrally arranged on the side of the connecting portion 19 away from the locking ear 8. The connecting portion 19 and the expansion portion 20 are plate-shaped and cylindrical, respectively. This can greatly facilitate the installation of the wire hoop 2 on the wire pole. The specific process is: first, separate the two hoop bodies 7 The limit slider 17 on the locking ear 8 slides into the outer clamping plate 4. At this time, the outer clamping plate 4 and the two hoop bodies 7 are combined into a whole. At this time, hold up this combination, hold the hoop body 7 away from the locking ears 8 of the outer clamping plate 4 with both hands and break them apart, hoop the two hoop bodies 7 onto the wire rod, adjust the position of the hoop body 7, preferably the hoop body 7 with the connecting screw 11 facing forward, and then pinch the locking ears 8 away from the outer clamping plate 4 with one hand, the hoop body 7 stays on the wire rod under the action of friction, and the locking bolt 9 is inserted into the locking ear 8 with the other hand. The thumb of the pinching hand presses Press the nut of the locking bolt 9 to prevent the locking bolt 9 from rotating. With the other hand, screw the nut onto the locking bolt 9, pre-position this set of locking ears 8, and then pass the locking bolt 9 through the other set of locking ears 8 with the outer splint 4 and screw in the nut. Stop when the nut fits the locking ear 8. Remove the outer splint 4 by hand or by tapping upwards with a tool. Temporarily put the outer splint 4 into the portable tool bag, use two wrenches to apply force, and completely tighten the locking bolts 9 on the two sets of locking ears 8. This realizes the single-person installation of the wire clamp 2, reduces the number of people climbing, and reduces the risk of working at heights.

[0022] The working principle of this embodiment is:

[0023] After the inner plate 3 is inserted into the hanging groove 16 on the hanging box 15, the overhead steel strand 21 is placed in the steel strand groove 5, and the outer plate 4 is taken out, and the through hole on the outer plate 4 is aligned with the connecting screw 11 and inserted, and the outer plate fastening nut 13 is screwed in, and then the fastening bolt 6 is inserted into the fastening bolt through the through hole, and the nut on the fastening bolt 6 is screwed in, and the outer plate fastening nut 13 and the nut on the fastening bolt 6 are tightened by the cooperation of two wrenches; this makes it possible to tighten the outer plate fastening nut 13 and the nut on the fastening bolt 6 between the connecting screw 11. In addition, there are two vertical support plates 14 and a hanging box 15 to share the gravity of the overhead steel strand 21 and the line tension force, which greatly improves the connection strength between the single-slot clamp 1 and the wire clamp 2, and effectively avoids the bending and deformation of the connecting screw 11 under the gravity of the overhead steel strand 21 and the line tension force. Compared with existing products, it is safer and has stronger wind resistance. When the overhead steel strand 21 and the suspended objects thereon sway under the influence of wind, the vertical support plates 14 and the hanging box 15 can effectively cooperate with the connecting screw 11 to suppress the swaying of the overhead steel strand 21. This embodiment is more solid and has a longer service life.

[0024] The embodiments of the present invention are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention and to enable those of ordinary skill in the art to understand the present invention and to design various embodiments with various modifications suitable for specific uses.

Claims

1. A single-groove splint and wire hoop assembly, comprising a single-groove splint and a wire hoop, characterized in that: The single-slot splint comprises an inner splint and an outer splint, the inner splint and the outer splint are correspondingly provided with steel wire grooves and fastening bolt through holes, and fastening bolts are passed through the fastening bolt through holes; the wire hoop comprises two hoop bodies, two groups of locking ears are correspondingly provided between the two hoop bodies, and each group of locking ears is respectively passed through a locking bolt, one of the hoop bodies also has an arc-shaped outer pulling portion, and the arc-shaped outer pulling portion is passed through a connecting screw, the inner splint and the outer splint are also correspondingly provided with through holes matching the connecting screw, and the connecting screw is also screwed with an outer splint tightening nut, and vertical support plates are also fixed on the hoop bodies on the left and right sides of the arc-shaped outer pulling portion, and a hanging box corresponding to the vertical support plates is fixed on the side of the inner splint facing the hoop body, and a hanging groove matching the vertical support plates is provided on the hanging box.

2. The single-slot splint and wire clamp assembly according to claim 1, characterized in that: The height of the hanging groove is not less than half of the height of the vertical support plate.

3. The single-slot splint and wire clamp assembly according to claim 1, characterized in that: A limiting slider is respectively provided on the end of one group of locking ears of the wire clamp, and a sliding groove matching the limiting slider is opened on the outer clamp, and the height of the sliding groove is one third to one half of the height of the outer clamp. After the limiting slider slides into the sliding groove, the outer clamp and the wire clamp cannot be separated in the horizontal direction.

4. The single-slot splint and wire clamp assembly according to claim 3, characterized in that: The limiting sliding block comprises a connecting portion and an expansion portion, wherein the connecting portion is fixedly arranged at the end of the locking ear, and the expansion portion is fixedly arranged on a side of the connecting portion away from the locking ear.

5. The single-slot splint and wire clamp assembly according to claim 4, characterized in that: The connecting portion and the expansion portion are integrally connected and are plate-shaped and cylindrical-shaped respectively.

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