Cable clamp for power transmission and distribution engineering

Abstract

The utility model discloses a cable clamp for power transmission and distribution engineering, which comprises a bottom plate, a top plate, a lower pressing plate and an upper pressing plate, and is characterized in that the top plate is fixed on the bottom plate through a side plate; the lower pressing plate is connected to the bottom plate through a first pushing mechanism; the upper pressing plate is connected to the top plate through a second pushing mechanism, and the upper pressing plate and the lower pressing plate are matched to form at least one notch used for clamping a cable. According to the utility model, the first pushing mechanism is rotated to enable the lower pressing plate to rise to a required height position along the inner wall of the side plate, a cable is placed along the notch, and then the second pushing mechanism is rotated to enable the upper pressing plate to descend along the inner wall of the side plate until the upper pressing plate is attached to the lower pressing plate, so that the cable is clamped. The cable height adjusting device not only can meet the requirement for adjusting the height position of a cable, but also can fix the cable, prevents the eddy current phenomenon between the cables, and meanwhile can avoid the displacement and bounce phenomena of the cable caused by electromotive force.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wire clamp, in particular to a cable clamp for power transmission and distribution engineering. BACKGROUND

[0002] A cable is a conductor composed of two or more wires (strands) for transmitting electric power. Wire clamps are needed in power transmission lines. Wire clamps are iron or aluminum metal accessories that can be fixed on wires. Most of them need to withstand a large tensile force during operation, and some also need to ensure good electrical contact.

[0003] In order to prevent the cable from moving due to external force or weight after laying, it is necessary to use a cable clamp to fix the cable in sections and solve the rigidity problem of the cable, while not generating eddy current phenomenon, which can prevent the displacement and jumping phenomenon of the cable caused by electromotive force. The cable clamp in the prior art cannot meet the adjustment requirements of the cable height position, and the displacement and jumping of the cable are caused by loose clamping. SUMMARY

[0004] The utility model aims at the deficiencies of the prior art and provides a cable clamp for power transmission and distribution engineering, which can not only meet the adjustment requirements of the cable height position, but also fix the cable to prevent eddy current phenomenon between the cables and avoid the displacement and jumping of the cable caused by electromotive force.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A cable clamp for power transmission and distribution engineering, characterized by comprising a bottom plate, a top plate, a lower pressing plate and an upper pressing plate, the top plate is fixed to the bottom plate through side plates; the lower pressing plate is connected to the bottom plate through a first jacking mechanism; the upper pressing plate is connected to the top plate through a second jacking mechanism, and the upper pressing plate and the lower pressing plate cooperate to form at least one slot for clamping the cable;

[0007] By rotating the first jacking mechanism, the lower pressing plate is raised to the required height position along the inner wall of the side plate, the cable is placed in the slot, and then the second jacking mechanism is rotated to lower the upper pressing plate along the inner wall of the side plate until the upper pressing plate is attached to the lower pressing plate, thereby clamping the cable. Through the design of the above structure, the cable height position can be adjusted, the cable can be fixed, the eddy current phenomenon between the cables can be prevented, and the displacement and jumping of the cable caused by electromotive force can be avoided.

[0008] Further, the upper pressing plate and the lower pressing plate each comprise a plate body, the top surface or the bottom surface of the plate body is provided with at least one arc-shaped groove, two adjacent arc-shaped grooves form a slot, and the inner wall of the arc-shaped groove is uniformly provided with a pressing strip. When the cable is placed in the arc-shaped groove, the cable can be compacted by the pressing strip, and the cable can be protected at the same time.

[0009] Further, the two sides of the plate body are symmetrically provided with third guide blocks, the side plate is provided with a first guide groove, the third guide blocks are matched with the first guide groove and can move up and down along the first guide groove, the third guide blocks and the first guide groove can limit the upper pressing plate and the lower pressing plate, the upper pressing plate and the lower pressing plate can move along the vertical direction, and the clamping effect of the cable is improved.

[0010] Further, the first top pushing mechanism comprises a first rotating block, a first screw rod, two first sliding blocks and a first top pushing block, the bottom plate is vertically provided with a second guide groove, the first screw rod is rotationally connected in the second guide groove, one end of the first screw rod penetrates through the bottom plate horizontally and is connected to the first rotating block, the first rotating block is located on one side of the bottom plate, the two first sliding blocks are connected to the first screw rod, the first sliding blocks are provided with first ear plates, the first top pushing block is fixed to the lower pressing plate, the two sides of the first top pushing block are symmetrically provided with second ear plates, and the second ear plates are connected to the first ear plates through a first push-pull rod. By rotating the first rotating block, the first screw rod can drive the first sliding blocks to move horizontally along the second guide groove, the two first sliding blocks are away from or close to each other, the first top pushing block is driven to move through the first push-pull rod, and the height of the lower pressing plate is adjusted.

[0011] Further, the top surface of the bottom plate is parallelly provided with a first sliding rail, the first sliding blocks are symmetrically provided with first guide blocks, and the first guide blocks can slide along the first sliding rail. By designing the first sliding rail and the first guide blocks, the stability and reliability of the first sliding blocks during movement can be improved, and the lower pressing plate can stably move.

[0012] Further, the second top pushing mechanism comprises a second rotating block, a second screw rod, two second sliding blocks and a second top pushing block, the top plate is vertically provided with a third guide groove, the second screw rod is rotationally connected in the third guide groove, one end of the second screw rod penetrates through the top plate horizontally and is connected to the second rotating block, the second rotating block is located on one side of the top plate, the two second sliding blocks are connected to the second screw rod, the second sliding blocks are provided with third ear plates, the second top pushing block is fixed to the upper pressing plate, the two sides of the second top pushing block are symmetrically provided with fourth ear plates, and the fourth ear plates are connected to the third ear plates through a second push-pull rod. By rotating the second rotating block, the second screw rod can drive the second sliding blocks to move horizontally along the third guide groove, the two second sliding blocks are away from or close to each other, the second top pushing block is driven to move through the second push-pull rod, and the height of the upper pressing plate is adjusted.

[0013] Further, the bottom surface of the top plate is provided with a second sliding rail in parallel, and the second sliding block is provided with a second guide block in symmetry, and the second guide block can slide along the second sliding rail. Through the design of the second sliding rail and the second guide block, the stability and reliability of the second sliding block during movement can be improved, and the stable movement of the upper pressing plate is ensured.

[0014] Further, the first screw rod and the second screw rod are provided with two thread segments with opposite rotation directions, so that the first sliding block and the second sliding block can move stably, and then the first push-pull rod and the second push-pull rod can drive the first pushing block and the second pushing block to move respectively, so that the folding or separation between the upper pressing plate and the lower pressing plate is realized.

[0015] Further, the bottom surface of the bottom plate is provided with a support leg in symmetry, and the support leg is provided with a reinforcing rib between the support leg and the bottom plate. The support leg facilitates the overall installation of the wire clamp, and the reinforcing rib improves the connection strength and stability between the bottom plate and the support leg.

[0016] The beneficial effects of the utility model are as follows:

[0017] 1. The utility model can not only meet the adjustment requirements of the height position of the cable, but also can fix the cable, prevent the eddy current phenomenon between the cables, and avoid the displacement and jumping phenomenon of the cable caused by electromotive force.

[0018] 2. When the cable is placed in the arc-shaped groove, the cable is compressed by the pressing strip, and the cable is protected.

[0019] 3. By rotating the first rotating block, the first screw rod drives the first sliding block to move horizontally along the second guide groove, the two first sliding blocks are away from or close to each other, and then the first push-pull rod drives the first pushing block to move, so that the height of the lower pressing plate is adjusted.

[0020] 4. By rotating the second rotating block, the second screw rod drives the second sliding block to move horizontally along the third guide groove, the two second sliding blocks are away from or close to each other, and then the second push-pull rod drives the second pushing block to move, so that the height of the upper pressing plate is adjusted. DRAWINGS

[0021] The utility model will be further described below in combination with the drawings:

[0022] Fig. 1 It is a structure schematic view of the utility model cable clamp for power transmission and distribution engineering;

[0023] Fig. 2 It is a connection structure schematic view between the first pushing mechanism and the bottom plate in the utility model;

[0024] Fig. 3The utility model discloses a connection structure between the second pushing mechanism and the top plate.

[0025] Fig. 4 The utility model discloses a structure diagram of the upper pressing plate.

[0026] In the drawing: 1 - bottom plate;2 - support foot;3 - reinforcing rib;4 - top plate;5 - side plate;6 - lower pressing plate;7 - upper pressing plate;8 - first guide groove;9 - first pushing mechanism;10 - second pushing mechanism;11 - first slide rail;12 - second guide groove;13 - first rotating block;14 - first screw;15 - first sliding block;16 - first ear plate;17 - first guide block;18 - first pushing block;19 - second ear plate;20 - first push-pull rod;21 - second rotating block;22 - second screw;23 - third guide groove;24 - second slide rail;25 - second sliding block;26 - third ear plate;27 - second guide block;28 - second pushing block;29 - fourth ear plate;30 - second push-pull rod;31 - plate body;32 - arc slot;33 - pressing strip;34 - third guide block. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0028] In order to enable the persons skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by the persons skilled in the art without creative labor should belong to the protection scope of the present application.

[0029] The terms "first", "second" and the like in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily to describe a particular order or sequence. In addition, the term "comprising" and any variations thereof are intended to cover non-exclusive inclusion.

[0030] As Figs. 1 to 4 As shown in the drawing, the utility model discloses a kind of power transmission and distribution engineering cable clamps, including bottom plate 1, top plate 4, lower pressing plate 6 and upper pressing plate 7, top plate 4 is fixed to bottom plate 1 by side plate 5;Upper pressing plate 7 and lower pressing plate 6 are cooperated to form at least one slot for clamping cable.

[0031] The upper pressing plate 7 and the lower pressing plate 6 each comprise a plate body 31, the top surface or the bottom surface of the plate body 31 is provided with at least one arc-shaped groove 32, two adjacent arc-shaped grooves 32 in upper and lower direction cooperate to form a slot, and the inner wall of the arc-shaped groove 32 is uniformly provided with a pressing strip 33, which can press the cable and protect the cable when the cable is placed in the arc-shaped groove 32.

[0032] The plate body 31 is symmetrically provided with a third guide block 34 on both sides, the side plate 5 is provided with a first guide groove 8, the third guide block 34 is matched with the first guide groove 8 and moves up and down along the first guide groove 8, and the third guide block 34 and the first guide groove 8 can limit the upper pressing plate 7 and the lower pressing plate 6, so that the upper pressing plate 7 and the lower pressing plate 6 can move in the vertical direction, and the clamping effect on the cable is improved.

[0033] The lower pressing plate 6 is connected to the bottom plate 1 through a first pushing mechanism 9; the first pushing mechanism 9 comprises a first rotating block 13, a first screw rod 14, a first sliding block 15 and a first pushing block 18, the bottom plate 1 is vertically provided with a second guide groove 12, the first screw rod 14 is rotationally connected in the second guide groove 12, one end of the first screw rod 14 penetrates the bottom plate 1 horizontally and is connected to the first rotating block 13, the first rotating block 13 is located on one side of the bottom plate 1, the two first sliding blocks 15 are connected to the first screw rod 14, the first sliding block 15 is provided with a first ear plate 16, the first pushing block 18 is fixed to the lower pressing plate 6, the two sides of the first pushing block 18 are symmetrically provided with a second ear plate 19, the second ear plate 19 is connected to the first ear plate 16 through a first push-pull rod 20, the first screw rod 14 drives the first sliding block 15 to move horizontally along the second guide groove 12 by rotating the first rotating block 13, the two first sliding blocks 15 move away from or close to each other, and then the first pushing block 18 is driven to move through the first push-pull rod 20, so that the height of the lower pressing plate 6 is adjusted.

[0034] The top surface of the bottom plate 1 is parallelly provided with a first sliding rail 11, the first sliding block 15 is symmetrically provided with a first guide block 17, and the first guide block 17 slides along the first sliding rail 11, so that the stability and reliability of the first sliding block 15 during movement are improved, and the stable movement of the lower pressing plate 6 is ensured.

[0035] The upper pressing plate 7 is connected to the top plate 4 through the second pushing mechanism 10, the second pushing mechanism 10 comprises a second rotating block 21, a second screw rod 22, a second sliding block 25 and a second pushing block 28, a third guide groove 23 is vertically arranged through the top plate 4, the second screw rod 22 is rotationally connected in the third guide groove 23, one end of the second screw rod 22 is horizontally arranged through the top plate 4 and connected to the second rotating block 21, the second rotating block 21 is located on one side of the top plate 4, the two second sliding blocks 25 are connected to the second screw rod 22, the second sliding block 25 is provided with a third lug plate 26, the second pushing block 28 is fixed to the upper pressing plate 7, the two sides of the second pushing block 28 are symmetrically provided with a fourth lug plate 29, the fourth lug plate 29 is connected to the third lug plate 26 through a second push-pull rod 30, by rotating the second rotating block 21, the second screw rod 22 can drive the second sliding block 25 to move horizontally along the third guide groove 23, the two second sliding blocks 25 are away from or close to each other, and then the second push-pull rod 30 drives the second pushing block 28 to move, so that the height of the upper pressing plate 7 is adjusted.

[0036] The bottom surface of the top plate 4 is parallelly provided with a second sliding rail 24, and the second sliding block 25 is symmetrically provided with a second guide block 27 which slides along the second sliding rail 24. Through the design of the second sliding rail 24 and the second guide block 27, the stability and reliability of the second sliding block 25 during movement can be improved, and the stable movement of the upper pressing plate 7 is ensured.

[0037] The first screw rod 14 and the second screw rod 22 are both provided with two thread segments with opposite rotation directions, so that the first sliding block 15 and the second sliding block 25 can move stably, and then the first push-pull rod 20 and the second push-pull rod 30 can drive the first pushing block 18 and the second pushing block 28 to move respectively, so that the upper pressing plate 7 and the lower pressing plate 6 can be folded or separated.

[0038] By rotating the first pushing mechanism 9, the lower pressing plate 6 is lifted to the required height position along the inner wall of the side plate 5, the cable is put into the slot, and then the second pushing mechanism 10 is rotated, so that the upper pressing plate 7 is lowered along the inner wall of the side plate 5 until the upper pressing plate 7 is attached to the lower pressing plate 6, so that the cable is clamped; through the design of the above structure, the adjustment requirement of the height position of the cable can be met, the cable can be fixed, the eddy current phenomenon between the cables can be prevented, and the displacement and jumping phenomenon of the cable due to electromotive force can be avoided.

[0039] The bottom surface of the bottom plate 1 is symmetrically provided with a supporting leg 2, and the supporting leg 2 and the bottom plate 1 are provided with a reinforcing rib 3, the supporting leg 2 facilitates the overall installation of the wire clamp, and the reinforcing rib 3 improves the connection strength and stability between the bottom plate 1 and the supporting leg 2.

[0040] The above are only specific embodiments of the present application, but the technical features of the present application are not limited to this. Any simple change, equivalent replacement or modification made on the basis of the present application to achieve basically the same technical effect is covered in the protection scope of the present application.

Claims

1. A power cable clamp for power distribution projects, characterized by: The device comprises a bottom plate, a top plate, a lower pressing plate and an upper pressing plate, the top plate is fixed to the bottom plate through side plates, the lower pressing plate is connected to the bottom plate through a first pushing mechanism, the upper pressing plate is connected to the top plate through a second pushing mechanism, and at least one slot for clamping cables is formed between the upper pressing plate and the lower pressing plate.

2. The power distribution cable clamp of claim 1, wherein: The upper pressing plate and the lower pressing plate each comprise a plate body, at least one arc-shaped slot is arranged on the top surface or the bottom surface of the plate body, two adjacent arc-shaped slots cooperate to form a slot, and the inner wall of the arc-shaped slot is uniformly provided with a pressing strip.

3. The power distribution cable clamp of claim 2, wherein: Third guide blocks are symmetrically arranged on both sides of the plate body, first guide grooves are arranged on the side plates, the third guide blocks are matched with the first guide grooves and can move up and down along the first guide grooves.

4. The power distribution cable clamp of claim 1, wherein: The first pushing mechanism comprises a first rotating block, a first screw rod, two first sliding blocks and a first pushing block, a second guide groove is vertically arranged through the bottom plate, the first screw rod is rotationally connected in the second guide groove, one end of the first screw rod horizontally penetrates the bottom plate and is connected to the first rotating block, the first rotating block is located on one side of the bottom plate, the two first sliding blocks are connected to the first screw rod, a first lug plate is arranged on the first sliding block, the first pushing block is fixed to the lower pressing plate, second lug plates are symmetrically arranged on both sides of the first pushing block, and the second lug plates are connected to the first lug plate through a first pull rod.

5. The power cable clamp of claim 4, wherein: First sliding rails are parallelly arranged on the top surface of the bottom plate, first guide blocks are symmetrically arranged on the first sliding blocks, and the first guide blocks can slide along the first sliding rails.

6. The power distribution cable clamp of claim 4, wherein: The first screw rod is provided with two thread segments with opposite rotation directions.

7. The power distribution cable clamp of claim 1, wherein: The second pushing mechanism comprises a second rotating block, a second screw rod, two second sliding blocks and a second pushing block, a third guide groove is vertically arranged through the top plate, the second screw rod is rotationally connected in the third guide groove, one end of the second screw rod horizontally penetrates the top plate and is connected to the second rotating block, the second rotating block is located on one side of the top plate, the two second sliding blocks are connected to the second screw rod, a third lug plate is arranged on the second sliding block, the second pushing block is fixed to the upper pressing plate, fourth lug plates are symmetrically arranged on both sides of the second pushing block, and the fourth lug plates are connected to the third lug plate through a second pull rod.

8. The power distribution cable clamp of claim 7, wherein: Second sliding rails are parallelly arranged on the bottom surface of the top plate, second guide blocks are symmetrically arranged on the second sliding blocks, and the second guide blocks can slide along the second sliding rails.

9. The power distribution cable clamp of claim 7, wherein: The second screw rod is provided with two thread segments with opposite rotation directions.

10. The power distribution cable clamp of claim 1, wherein: The bottom surface of the bottom plate is symmetrically provided with supporting feet, and reinforcing ribs are arranged between the supporting feet and the bottom plate.

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