阅读说明：本技术 一种线缆固定装置 (Cable fixing device ) 是由 余弦 李林穗 于 2019-07-18 设计创作，主要内容包括：本发明公开了一种线缆固定结构,安装在电网塔杆上,包括第一支撑板,至少一组线缆夹具,所述第一支撑板上固定安装有套筒,所述线缆夹具上固定安装有支撑轴,所述支撑轴与所述套筒转动连接。这种连接方式使得线缆在风吹动时由支撑轴与套筒转动,避免了线缆与固定架的拉扯摩擦而造成电缆的绝缘层破损,防止了绝缘性能下降。(the invention discloses a cable fixing structure which is arranged on a power grid tower pole and comprises a first supporting plate and at least one group of cable clamps, wherein a sleeve is fixedly arranged on the first supporting plate, a supporting shaft is fixedly arranged on each cable clamp, and the supporting shaft is rotatably connected with the sleeve. The connection mode enables the cable to rotate through the supporting shaft and the sleeve when wind blows, avoids damage to an insulating layer of the cable due to dragging friction between the cable and the fixing frame, and prevents reduction of insulating performance.)

1. The utility model provides a cable fixing device installs on electric wire netting tower pole, includes first backup pad, at least a set of cable anchor clamps, its characterized in that, fixed mounting has the sleeve in the first backup pad, fixed mounting has the back shaft on the cable anchor clamps, the back shaft with the sleeve rotates the connection.

2. The cable fixing device according to claim 1, wherein the cable clamp comprises a first arc-shaped clamping plate and a second arc-shaped clamping plate which are oppositely arranged, first connecting lugs are welded at two ends of the first arc-shaped clamping plate, second connecting lugs are welded at two ends of the second arc-shaped clamping plate, and the first connecting lugs and the second connecting lugs are fixedly connected through screws.

3. the cable fixing device according to claim 2, wherein anti-slip rubber pads are bonded to inner sides of the first arc-shaped clamping plate and the second arc-shaped clamping plate, respectively.

4. The cable fixing device as claimed in claim 1, wherein a groove is formed on a surface of the first supporting plate connected to the power grid tower pole, and the first supporting plate is fixedly mounted on the top of the power grid tower pole through the groove.

5. A cable fixing device according to claim 4, wherein a circular disc is provided on the other side of the first support plate opposite to the groove, and the circular disc is fixedly connected with the grid tower through a first bolt.

6. A cable fixing device according to claim 1, wherein the first support plate is provided with water leakage holes.

7. The cable fixing device according to claim 1, wherein a metal sleeve is sleeved outside the power grid tower pole, the metal sleeve is fixedly connected with the power grid tower pole through a second bolt, a second support plate is welded to a first side of the metal sleeve, a first reinforcing rod is fixedly arranged on the second support plate, and the second support plate is fixedly connected with the first support plate through the first reinforcing rod.

8. a cable fixing device according to claim 7, wherein a third support plate is welded to the second side of the metal sleeve, a second reinforcing rod is fixedly arranged on the third support plate, and the third support plate is fixedly connected with the first support plate through the second reinforcing rod.

9. A cable fixing device according to claim 1, wherein wind shielding plates are provided on both sides of the first support plate in parallel with the axial direction of the cable clamp, and the wind shielding plates extend toward one side of the cable clamp.

10. A cable fixing device according to claim 1, wherein the support shaft is rotatably connected to the sleeve by a bearing.

Technical Field

The invention relates to the technical field of power grids, in particular to a cable fixing device.

Background

The transmission high-voltage cable is erected in an outdoor open-air environment and is installed on a power grid tower pole through a cable clamp, an insulating layer wraps the periphery of the cable, and a rubber protective layer wraps the cable clamp. The cable can take place the friction with the cable anchor clamps when wind blows, leads to high tension cable to take place certain displacement on the cable anchor clamps, then takes place long-time friction between the insulating layer of cable anchor clamps and cable, and cable anchor clamps and rubber protection layer be the components of a whole that can function independently structure in addition, cause the rubber protection layer between the insulating layer of cable anchor clamps and cable to drop, and the insulating layer of cable directly rubs with the cable anchor clamps, causes the insulating layer damage of cable, forms the water tree, loses insulating properties.

Disclosure of Invention

The present invention is directed to a cable fixing device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

The utility model provides a cable fixing device installs on electric wire netting tower pole, includes first backup pad, at least a set of cable anchor clamps, its characterized in that fixed mounting has the sleeve on the first backup pad, fixed mounting has the back shaft on the cable anchor clamps, the back shaft pass through the bearing with the sleeve rotates and connects.

Preferably, the cable clamp comprises a first arc-shaped clamp plate and a second arc-shaped clamp plate which are arranged in opposite directions, first connecting lugs are welded at two ends of the first arc-shaped clamp plate, second connecting lugs are welded at two ends of the second arc-shaped clamp plate, the first connecting lugs and the second connecting lugs are fixedly connected through screws,

preferably, the inner sides of the first arc-shaped clamping plate and the second arc-shaped clamping plate are respectively bonded with anti-skid rubber pads.

preferably, one surface of the first supporting plate, which is connected with the power grid tower pole, is provided with a groove, and the first supporting plate is fixedly installed at the top of the power grid tower pole through the groove.

Preferably, a circular disc is arranged on the other surface, opposite to the groove, of the first supporting plate, and the circular disc is fixedly connected with the power grid tower pole through a first bolt.

Preferably, the first support plate is provided with water leakage through holes.

preferably, the outside cover of electric wire netting pole has metal sleeve, metal sleeve pass through the second bolt with electric wire netting pole fixed connection, the welding of metal sleeve's first side has the second backup pad, the fixed first stiffener that is provided with in the second backup pad, the second backup pad with first backup pad passes through first stiffener fixed connection.

Preferably, a third supporting plate is welded to the second side of the metal sleeve, a second reinforcing rod is fixedly arranged on the third supporting plate, and the third supporting plate is fixedly connected with the first supporting plate through the second reinforcing rod.

Preferably, the first supporting plate is parallel to two axial sides of the cable clamp and is provided with wind shields, and the wind shields extend towards one side of the cable clamp.

The invention has the beneficial effects that:

1. The first supporting plate is fixedly provided with a sleeve, the cable clamp is fixedly provided with a supporting shaft, the supporting shaft is rotatably connected with the sleeve through a bearing, and the cable is rotated by the supporting shaft and the sleeve when blown by wind in the connecting mode, so that the damage of an insulating layer of the cable caused by the dragging friction between the cable and the fixing frame is avoided, and the reduction of the insulating property is prevented;

2. The first supporting plate is provided with water leakage through holes, so that water accumulation on the first supporting plate can be avoided;

3. Be provided with the deep bead on the first backup pad, reducible wind-force can further alleviate the friction between the insulating layer of cable anchor clamps and cable to the displacement influence of cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of a stainless steel support plate according to the present invention;

Fig. 3 is a schematic view of the cable clamp structure of the present invention.

In the figure: 1. the power grid tower comprises a power grid tower pole, 2. a metal sleeve, 3. a second bolt, 4. a third support plate, 5. a second support plate, 6. a second reinforcing rod, 7. a first reinforcing rod, 8. a first support plate, 9. a cable clamp, 91. a first arc-shaped clamping plate, 92. a second arc-shaped clamping plate, 93. a support shaft, 94. a sleeve, 95. a first connecting lug, 96. an anti-skid rubber pad, 97. a second connecting lug, 98. a bearing, 10. a groove, 11. a wind shield, 12. a first bolt, 13. a circular disc, 14. a water leakage through hole and 15. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a cable fixing device, which is installed on a power grid tower pole 1, and includes a first support plate 8 and at least one set of cable clamps 9, wherein a sleeve 94 is fixedly installed on the first support plate 8, a support shaft 93 is fixedly installed on the cable clamps 9, and the support shaft 93 and the sleeve 94 are rotatably connected through a bearing 98. Cable anchor clamps 9 are including the first arc splint 91 and the second arc splint 92 that set up in opposite directions, first arc splint 91 both ends welding has first engaging lug 95, second arc splint 92 both ends welding has second engaging lug 97, first engaging lug 91 with second engaging lug 97 passes through screw 15 fixed connection, is used for centre gripping fixed cable (omits on the way), cable anchor clamps 9 can rotate when the wind blows, has avoided dragging the friction of cable and cable anchor clamps 9 and has caused the insulating layer damage of cable, has prevented insulating properties from descending.

In order to further reduce the friction between the cable and the cable clamp 9, anti-skid rubber pads 96 are respectively adhered on the inner sides of the first arc-shaped clamping plate 91 and the second arc-shaped clamping plate 92.

As a further improvement of the present invention, wind shields 11 are disposed on two sides of the first support plate 8 parallel to the axial direction of the cable clamp 9, and the wind shields 11 extend toward one side of the cable clamp 9, so that the influence of wind force on the displacement of the cable can be reduced, and the friction between the cable clamp 9 and the insulating layer of the cable can be further alleviated.

First backup pad 8 is connected 1 one side of electric wire netting pole and is provided with a recess 10, first backup pad 8 pass through recess 10 with 1 top fixed mounting of electric wire netting pole. The other surface of the first supporting plate 5 opposite to the groove 10 is provided with a circular disc 13, and the circular disc 13 is fixedly connected with the power grid tower pole 1 through a first bolt 12.

In order to strengthen the first backup pad 8 with the robustness of electric wire netting tower pole 1, the outside cover of electric wire netting tower pole 1 has metal sleeve 2, metal sleeve 2 through second bolt 3 with 1 fixed connection of electric wire netting tower pole, the welding of the first side of metal sleeve 2 has second backup pad 5, the fixed first stiffener 7 that is provided with in second backup pad 5, second backup pad 5 with first backup pad 8 passes through 7 fixed connection of first stiffener, the welding of the second side of metal sleeve 2 has third backup pad 4, the fixed second stiffener 6 that is provided with in third backup pad 4, third backup pad 4 with first backup pad 8 passes through 6 fixed connection of second stiffener.

And water leakage through holes 14 are formed in the first supporting plate 8, so that water is prevented from accumulating on the first supporting plate 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.