Strain clamp convenient to install

Abstract

The utility model discloses a strain clamp convenient to install, and relates to the technical field of strain clamps. A lower concave plate is arranged in the middle of the wire clamp body, a lower arc-shaped groove is formed in the top of the lower concave plate, and the movable plate is arranged above the wire clamp body; a fixed column is arranged at the top of the wire clamp body, the movable plate sleeves the fixed column through the through hole and is in sliding connection with the fixed column, and a fastening nut is screwed on the fixed column; the movable plate and the wire clamp body are supported by a supporting column; the bottom of the movable plate is connected with an upper pressing plate, and the bottom of the upper pressing plate is provided with an upper arc groove. The wire fixing device has the advantages that when a wire is fixed, the movable plate is jacked up and supported through the supporting column, the wire is installed in the lower arc-shaped groove, the movable plate slides downwards to enable the upper arc-shaped groove and the lower arc-shaped groove to correspondingly press the wire, and the wire is locked and fixed through the locking bolt, so that the wire fixing device is convenient to install and operate; when the wire is fixed, the wire is in contact with the buffer pad, damage is avoided, the buffer pad and the wire do not slide, and the fixing effect is better. The supporting column can be repeatedly used for different strain clamps.

Description

Technical Field

[0001] The utility model relates to the technical field of tension wire clamps, in particular to a tension wire clamp which is easy to install. Background Art

[0002] The tension clamp is a hardware used to fix the end of the conductor and bear the tension of the conductor. It is mainly used to fix the conductor and lightning rod on the insulator string of the tension, corner and terminal tower. There are two types of tension clamps. One type of tension clamp only bears the total tension of the conductor, lightning conductor and tension wire, but does not act as a conductor; the other type of tension clamp not only bears the total tension of the conductor and lightning conductor, but also acts as a conductor. The tension clamp of the utility model is a clamp that only bears tension. The conductor is pressed tightly into the groove of the clamp body. The friction force generated by the pressing force makes the clamp bear the tension of the conductor.

[0003] In the prior art, Chinese patent CN201420820927.5 discloses a tension clamp, which clamps and fixes the conductor by means of a U-shaped bolt. However, when fixing the conductor, several U-shaped bolts need to be aligned and installed with the tension clamp body, which is troublesome. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a strain clamp which is easy to install, and can solve the problem in the prior art that when fixing the conductor, several U-shaped bolts need to be aligned and installed and fixed with the strain clamp body respectively, which is troublesome to operate.

[0005] In order to solve the above technical problems, the technical solution of the utility model is as follows: comprising a wire clamp body, a movable plate, an upper pressure plate and a lower concave plate; a lower concave plate is provided in the middle of the wire clamp body, a lower arc groove is provided on the top of the lower concave plate, and the movable plate is provided above the wire clamp body;

[0006] A fixing column is provided on the top of the wire clamp body, and the fixing column is provided on both sides of the lower concave plate. Through holes are provided on both sides of the movable plate. The movable plate is sleeved on the fixing column through the through holes and is slidably connected with the fixing column. The fixing column has an external thread structure, and a fastening nut is screwed on the fixing column through a thread, and the fastening nut is provided above the movable plate.

[0007] When the movable plate is separated from the wire clamp body, it is supported and connected by a movably arranged support column;

[0008] The bottom of the movable plate is connected to an upper pressing plate through a connecting column. The upper pressing plate is arranged corresponding to the lower concave plate. An upper arc groove corresponding to the lower arc groove is provided at the bottom of the upper pressing plate. After the upper pressing plate and the lower concave plate are connected, the upper arc groove and the lower arc groove form a circular empty groove.

[0009] Furthermore, support grooves are provided on both sides of the bottom of the movable plate, and placement grooves are provided on both sides of the top of the wire clamp body. The bottom of the support column is movably arranged in the placement groove, and the top of the support column is movably arranged in the support groove, and the movable plate is supported and fixed by the support column.

[0010] Furthermore, a buffer pad is provided in each of the upper arc-shaped groove and the lower arc-shaped groove, and a surface of the buffer pad is provided with convex patterns.

[0011] Furthermore, the fixing columns are arranged on both sides of the supporting column.

[0012] Furthermore, the upper pressing plate and the connecting column are detachably connected via bolts, and the lower concave plate and the wire clamp body are detachably connected via bolts.

[0013] After adopting the above structure, the utility model has the advantages that when fixing the wire by the tension clamp, the movable plate is first supported by the support column, the wire is installed in the lower arc groove of the lower concave plate, and then the support column is taken out, the movable plate slides down so that the upper arc groove of the upper pressing plate corresponds to the lower arc groove, the buffer pad contacts the wire to press the wire, and the movable plate is locked and fixed by the locking bolt, and the installation operation is convenient;

[0014] Buffer pads are provided in the upper arc groove and the lower arc groove respectively, so that when fixing the wire, the wire contacts the buffer pad to avoid damage, and the surface of the buffer pad is provided with convex patterns, so that the buffer pad and the wire will not slide, and the fixing effect is better;

[0015] The support column is a movable connection and can be reused for the installation of different tension clamps. The upper pressure plate and the connecting column, as well as the lower concave plate and the clamp body are detachably connected by bolts. The upper pressure plate and the lower concave plate can be replaced according to the specifications of different wires, and can be used to fix wires of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the movable plate of the utility model;

[0018] Figure 3 It is a top view of the wire clamp body of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the upper pressing plate and the lower concave plate of the utility model after being butt-jointed. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. The following embodiments can enable technicians in this field to understand the utility model more comprehensively, but the utility model is not limited to the scope of the embodiments.

[0021] like Figure 1 As shown, this specific embodiment adopts the following technical solution: it includes a wire clamp body 1, a movable plate 2, an upper pressing plate 3 and a lower concave plate 4.

[0022] A lower concave plate 4 is provided in the middle of the wire clamp body 1, and a lower arc 41 is provided on the top of the lower concave plate 4. The lower concave plate 4 and the wire clamp body 1 are detachably connected by bolts, and the lower concave plates 4 of different specifications can be replaced.

[0023] The movable plate 2 is arranged above the wire clamp body 1 .

[0024] A fixing column 5 is provided on the top of the wire clamp body 1, and the fixing column 5 is provided on both sides of the lower concave plate 4. Figure 2 As shown, through holes 21 are respectively provided on both sides of the movable plate 2. The movable plate 2 is sleeved on the fixed column 5 through the through holes 21 and is slidably connected with the fixed column 5. The movable plate 2 can be adjusted up and down for easy installation.

[0025] The fixing column 5 has an external thread structure, and a fastening nut 6 is screwed on the fixing column 5 through a thread. The fastening nut 6 is arranged above the movable plate 2. After the movable plate 2 moves down to a position, it is locked and fixed by the fastening nut 6.

[0026] When installing the wire 10, the movable plate 2 is separated from the wire clamp body 1. At this time, the movable plate 2 is supported by the movable support column 7. The fixed columns 5 are distributed on both sides of the support column 7. The support column 7 can lift the movable plate 2 to facilitate the installation of the wire 10.

[0027] Support grooves 22 are provided on both sides of the bottom of the movable plate 2. Figure 3 As shown, placement grooves 11 are provided on both sides of the top of the wire clamp body 1, the bottom of the support column 7 is movably arranged in the placement groove 11, and the top of the support column 7 is movably arranged in the support groove 22, and the movable plate 2 is supported and fixed by the support column 7. The support column 7 is movably arranged. The support column 7 is used during installation and is taken out after the installation is completed. The support column 7 can be reused for many times for the installation of different tension wire clamps.

[0028] The bottom of the movable plate 2 is connected to the upper pressing plate 3 through the connecting column 8. The upper pressing plate 3 is arranged corresponding to the lower concave plate 4. The bottom of the upper pressing plate 3 is provided with an upper arc groove 31 corresponding to the lower arc groove 41. Figure 4 As shown, after the upper pressing plate 3 and the lower concave plate 4 are butted together, the upper arc groove 31 and the lower arc groove 41 form a circular empty groove, and the wire 10 is placed in the circular empty groove and clamped.

[0029] The upper pressing plate 3 and the connecting column 8 are detachably connected by bolts, and the upper pressing plate 3 of different specifications can be replaced.

[0030] Buffer pads 9 are respectively provided in the upper arc groove 31 and the lower arc groove 41, so that when the wire 10 is fixed, the wire 10 contacts the buffer pads 9 to avoid damage, and the surface of the buffer pads 9 is provided with convex patterns, so that the buffer pads 9 and the wire 10 will not slide, and the fixing effect is better.

[0031] Working principle: when fixing the conductor 10 by the tension clamp, first lift up and support the movable plate 2 by the support column 7, install the conductor 10 in the lower arc groove 41 of the lower concave plate 4, and then take out the support column 7. The support column 7 is a movable connection, and the support column 7 can be repeatedly used for the installation of different tension clamps. The movable plate 2 slides down so that the upper arc groove 31 of the upper pressure plate 3 corresponds to the lower arc groove 41, and the buffer pad 9 contacts with the conductor 10 to press the conductor 10, and the movable plate 2 is locked and fixed by the locking bolt 6, and the installation operation is convenient; when fixing the conductor 10, the conductor 10 contacts with the buffer pad 9 to avoid damage, and the surface of the buffer pad 9 is provided with convex patterns, so that the buffer pad 9 and the conductor 10 will not slide, and the fixing effect is better; the upper pressure plate 3 and the connecting column 8, and the lower concave plate 4 and the wire clamp body 1 are all detachably connected by bolts, and the upper pressure plate 3 and the lower concave plate 4 can be replaced according to the specifications of different conductors 10, and can be applied to the fixing of conductors 10 of different specifications.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A tension clamp that is easy to install, characterized in that: It includes a wire clamp body, a movable plate, an upper pressure plate and a lower concave plate; the middle part of the wire clamp body is provided with a lower concave plate, the top of the lower concave plate is provided with a lower arc groove, and the movable plate is arranged above the wire clamp body; A fixing column is provided on the top of the wire clamp body, and the fixing column is provided on both sides of the lower concave plate. Through holes are provided on both sides of the movable plate. The movable plate is sleeved on the fixing column through the through holes and is slidably connected with the fixing column. The fixing column has an external thread structure, and a fastening nut is screwed on the fixing column through a thread, and the fastening nut is provided above the movable plate. When the movable plate is separated from the wire clamp body, it is supported and connected by a movably arranged support column; The bottom of the movable plate is connected to an upper pressing plate through a connecting column. The upper pressing plate is arranged corresponding to the lower concave plate. An upper arc groove corresponding to the lower arc groove is provided at the bottom of the upper pressing plate. After the upper pressing plate and the lower concave plate are connected, the upper arc groove and the lower arc groove form a circular empty groove.

2. A tension clamp that is easy to install according to claim 1, characterized in that: Support grooves are provided on both sides of the bottom of the movable plate, and placement grooves are provided on both sides of the top of the wire clamp body. The bottom of the support column is movably arranged in the placement groove, and the top of the support column is movably arranged in the support groove, and the movable plate is supported and fixed by the support column.

3. The easy-to-install tension clamp according to claim 1, characterized in that: Buffer pads are respectively arranged in the upper arc groove and the lower arc groove, and convex patterns are arranged on the surfaces of the buffer pads.

4. The easy-to-install tension clamp according to claim 1, characterized in that: The fixing columns are arranged on both sides of the supporting column.

5. The easy-to-install tension clamp according to claim 1, characterized in that: The upper pressing plate and the connecting column are detachably connected via bolts, and the lower concave plate and the wire clamp body are detachably connected via bolts.

Images