CN217720658U

CN217720658U - Wire clamp for circuit

Info

Publication number: CN217720658U
Application number: CN202122004392.7U
Authority: CN
Inventors: 刘洋; 王新明
Original assignee: State Grid Henan Electric Power Co Xiuwu County Power Supply Co
Current assignee: State Grid Henan Electric Power Co Xiuwu County Power Supply Co
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-11-01
Anticipated expiration: 2031-08-23

Abstract

The utility model belongs to the technical field of power supply unit, concretely relates to fastener for circuit, at least, including a set of supporting element, every supporting element of group all includes two triangle-shaped elastic connection assembly, be connected with first wire winding pole between two triangle-shaped elastic connection assembly's the apex angle, it is connected with second wire winding pole to correspond respectively between two base angles of two triangle-shaped elastic connection assembly, every supporting element of group can be independent each other establish ties on the wire in the circuit, also can establish ties multiunit supporting element each other and two liang of second wire winding poles that share in proper order, make up a supporting element group setting on the wire, the wire can follow a second wire winding pole of singly organizing the supporting element and walk around the back, again in proper order around the head rod and another second wire winding pole of this supporting element of group. The device can enable the lead in the circuit to have the function of elasticity, does not need to leave more redundant allowance for the circuit when the circuit is established, and can meet the requirements of expansion with heat and contraction with cold of the lead.

Description

Wire clamp for circuit

Technical Field

The utility model belongs to the technical field of power supply unit, concretely relates to fastener for circuit.

Background

Transmission and distribution lines are important components of the electrical network, in which they are responsible for the task of transmitting electrical energy. When a line is erected, due to the gravity action of a wire in the line and the phenomenon of expansion with heat and contraction with cold, a certain sag needs to be reserved for the line, the sag not only needs to consider the safety distance to the ground of the line, but also needs to guarantee that a certain margin is not stretched when the wire in the line contracts when being cooled in winter.

When a line crosses roads, bridges and buildings, attention is paid to the ground safety distance of the line, the ground safety requirement is met, certain allowance is reserved for the line, and the requirement of expansion caused by heat and contraction caused by cold of a lead in the line is met.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a fastener for circuit, includes a set of supporting element at least, every group the supporting element all includes two triangle-shaped elastic connection subassembly, two be connected with first wire winding pole, two between triangle-shaped elastic connection subassembly's the apex angle correspond respectively between two base angles and be connected with second wire winding pole, but every group supporting element mutual independence establish ties on the wire in the circuit, also can establish ties multiunit supporting element each other and two liang of sharing second wire winding pole in proper order, make up into a supporting element group setting on the wire, the wire can be followed every group supporting element's a second wire winding pole and walked around the back, again in proper order around this group supporting element's head rod and another second wire winding pole, when the wire receives external force or weather reason to stretch out and draw back, two second wire winding poles of every group supporting element can be close each other or keep away from through corresponding triangle-shaped elastic connection subassembly to realize the tensioning of wire and adjust.

Preferably, every triangle-shaped elastic connection subassembly all includes a spring, a head rod and a second connecting rod, spring, head rod and second connecting rod are the triangle-shaped setting, a tip of head rod and a tip of second connecting rod pass through spring elastic connection, and another tip of head rod and another tip hinged joint of second connecting rod, and the both ends of two second wire winding poles of every supporting element of group rotate with the spring coupling end of two head rods or two second connecting rods that correspond respectively and are connected. Two second wire winding rods of each group of supporting units can approach or keep away from each other around the hinged ends of the first connecting rod and the second connecting rod under the action of the tension of the wires and the elasticity of the springs, so that the tensioning adjustment of the wires is realized.

Preferably, two ends of the first winding rod are respectively fixedly connected, rotatably connected or hinged with one ends of the two corresponding first connecting rods, which are far away from the spring, and when a fixed connection or hinged connection mode is adopted, the wire is in sliding connection with the first winding rod between the two first connecting rods; when the rotary connection mode is adopted, the wire is in rolling connection with the first winding rods between the two first connecting rods, so that the surface skin of the wire is protected, and the service life of the wire is prolonged.

Preferably, two ends of the first winding rod are respectively fixedly connected, rotatably connected or hinged with one ends, far away from the spring, of the two corresponding second connecting rods. When a fixed connection or hinged connection mode is adopted, the wire is connected with the first winding rod between the two second connecting rods in a sliding manner; when the rotary connection mode is adopted, the wire is in rolling connection with the first wire winding rod between the two second connecting rods, so that the surface skin of the wire is protected, and the service life of the wire is prolonged.

Preferably, one end of the first connecting rod, which is far away from the spring, and one end of the second connecting rod, which is far away from the spring, are hinged through a connecting ring, and two ends of the first winding rod are respectively fixedly connected, rotatably connected or hinged with the connecting ring at the corresponding end. When the two ends of the first winding rod are respectively and rotatably connected with the connecting rings at the corresponding ends, the first winding rod is in rolling connection with the wire, so that the surface skin of the wire is protected, and the service life of the wire is prolonged.

Preferably, the utility model discloses a supporting element group that three ~ five groups supporting element make up, a second wire winding pole is shared to two sets of adjacent supporting element in the supporting element group, and wherein two head rods of a set of supporting element rotate with shared second wire winding pole to be connected, and two second connecting rods of another group supporting element rotate with shared second wire winding pole to be connected. To ensure a larger adjustment of the wire and to save the manufacturing cost of the device.

Preferably, the cable clamp comprises a protective housing, the protective housing covers the supporting unit, through holes for the wires to slide through are formed in two ends of the protective housing, and therefore the cable clamp can be prevented from being corroded by wind and rain.

Preferably, be equipped with respectively on first wire winding pole and the second wire winding pole and prevent that the wire from along first wire winding pole and second wire winding pole axial wobbling locating part helps guaranteeing two triangle-shaped elastic connection subassembly's of every group supporting element balanced atress, extension fixture's life.

Preferably, the limiting part is a limiting ring arranged in the middle of the first winding rod and the second winding rod, the wire bypasses the first winding rod and the second winding rod in the limited area corresponding to the limiting ring, and the wire is limited in the middle of the first winding rod and the second winding rod by arranging the limiting ring, so that the balanced stress of the two triangular elastic connection assemblies of each group of supporting units is guaranteed, and the service life of the device is prolonged.

The utility model also comprises other devices or components which can ensure that the wire clamp for the circuit can be normally used and are conventional technical means in the field; in addition, the device and the components which are not limited in the utility model all adopt the conventional technical means in the field.

The working principle of the utility model is that a plurality of wire clamps can be correspondingly arranged on each line according to the type of the wire and the size of the line span; if the type of the lead is thin and the line span is small, only one wire clamp needs to be installed; if the type of the lead is thick and the span is large, a plurality of wire clamps can be installed at different places on the line. No matter the supporting unit of each wire clamp is used independently or combined into a supporting unit group for combined use, the wire is required to be wound through one of the second winding rods of one group of supporting units firstly and then sequentially wound through the first connecting rod and the other second winding rod of the group of supporting units, when the wire is extended to have a length allowance, the two second winding rods of each group of supporting units are close to each other through the corresponding triangular elastic connecting assemblies to store and tension the wire, when the wire is tightened, the two second winding rods of each group of supporting units are far away from each other through the corresponding triangular elastic connecting assemblies to release the length of the wire and reduce the stress of the wire, so that the tension adjustment of the wire is realized, the multiple groups of supporting units are independently connected in series in the wire of the circuit, the installation is convenient, the multiple groups of supporting units are connected in series and in pair sequentially to share one second winding rod, and the manufacturing cost is saved on the basis of ensuring the length adjustment of the wire.

Compared with the prior art, the utility model discloses following beneficial effect has: this device simple structure can regard as the auxiliary device of construction circuit for wire in the circuit itself possesses flexible elasticity function, when establishing the circuit, needn't leave more unnecessary surplus for the circuit again, when strideing across road, bridge, building like this, directly with the wire in the circuit under the effect of fastener prop tightly can, needn't raise the line pole, can also satisfy the expend with heat and contract with cold requirement of wire in the circuit in different seasons simultaneously.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic view of the overall structure of the present invention in the embodiment.

Fig. 2 is an enlarged schematic view of the G-section structure in fig. 1.

Fig. 3 is a schematic perspective view of a single supporting unit according to an embodiment of the present invention.

Detailed Description

The present invention will be described more clearly with reference to the accompanying drawings and specific embodiments in the embodiments of the present invention, and the description herein is only for explaining the present invention, but not for limiting the present invention. Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by those skilled in the art without making creative efforts shall be included in the protection scope of the present invention.

Examples

As shown in fig. 1-3, the utility model provides a fastener for circuit, including five groups supporting element, every group the supporting element all includes two triangle-shaped elastic connection component, two be connected with first winding rod 1, two between triangle-shaped elastic connection component's the apex angle correspond respectively between two base angles and be connected with second winding rod 2, five groups supporting element concatenate each other and two liang of sharing second winding rod 2 in proper order, make up into a supporting element group and set up on wire 3 in the circuit, wire 3 can follow the back of second winding rod 2 of every group supporting element, again in proper order around this group supporting element's head rod 1 and another second winding rod 2, when wire 3 receives external force or weather reason to stretch out and draw back, two second winding rod 2 of every group supporting element can be close each other or keep away from through the triangle-shaped elasticity that corresponds to realize that the tensioning of wire 3 is adjusted.

Specifically, every triangle-shaped elastic connection subassembly all includes a spring 4, a head rod 5 and a second connecting rod 6, spring 4, head rod 5 and second connecting rod 6 are the triangle-shaped setting, a tip of head rod 5 and a tip of second connecting rod 6 pass through spring 4 elastic connection, and another tip of head rod 5 and another tip hinged joint of second connecting rod 6, and the both ends of two second wire winding rods 2 of every supporting unit of group rotate with the spring coupling end of two head rods 5 or two second connecting rods 6 that correspond respectively and are connected. The two second winding rods 2 of each set of supporting units can approach or separate from each other around the hinged ends of the first connecting rod 5 and the second connecting rod 6 under the action of the tension of the wire 3 and the elastic force of the spring 4, thereby realizing the tension adjustment of the wire 3. One end of the first connecting rod 5, which is far away from the spring 4, and one end of the second connecting rod 6, which is far away from the spring 4, are hinged through a connecting ring 7, and two ends of the first winding rod 1 are hinged with the connecting ring 7 at the corresponding end respectively. In two adjacent groups of supporting units in the supporting unit group, two first connecting rods 5 of one group of supporting units are rotatably connected with the shared second winding rod 2, and two second connecting rods 6 of the other group of supporting units are rotatably connected with the shared second winding rod 2, so that the wire 3 is ensured to have larger adjustment amount, and the manufacturing cost of the device is saved. The protective cover 8 is arranged outside the supporting unit, and through holes for the wires 3 to slide through are formed in two ends of the protective cover 8, so that the wire clamp can be prevented from being corroded by wind and rain. Set up respectively at the middle part of first wire winding pole 1 and second wire winding pole 2 and prevent that wire 3 from along first wire winding pole 1 and the 2 axial wobbling spacing rings 9 of second wire winding pole, make wire 3 spacing at the middle part of first wire winding pole 1 and second wire winding pole 2, help guaranteeing two triangle-shaped elastic connection assembly's of every group support element balanced atress, extension fixture's life.

The working principle of the utility model is that a plurality of wire clamps can be correspondingly arranged on the lead 3 in each circuit according to the type of the lead 3 and the size of the circuit span; if the type of the lead 3 is thin and the line span is small, only one wire clamp needs to be installed; if the type of the lead 3 is thick and the span is large, a plurality of wire clamps can be installed at different places on the line. During the use, after winding wire 3 around one of them second wire winding pole 2 of a set of supporting element earlier, again in proper order around this set of supporting element's head rod 1 and another second wire winding pole 2, when the wire extension has the length allowance, two second wire winding poles 2 of every supporting element of group are close each other through the triangle-shaped elastic connection subassembly that corresponds in order to store and taut wire 3, when wire 3 was tightened, two second wire winding poles 2 of every supporting element of group keep away from each other through the triangle-shaped elastic connection subassembly that corresponds, in order to release wire 3 length and reduce wire stress, thereby realize the tensioning of wire 3 and adjust, connect in series each other and two liang share a second wire winding pole 2 in proper order with the multiunit supporting element, can save device manufacturing cost on the basis of guaranteeing wire 3 regulation length.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. The utility model provides a fastener for circuit which characterized in that: including a set of supporting element at least, every group the supporting element all includes two triangle-shaped elastic connection assembly, two be connected with first wire winding pole between triangle-shaped elastic connection assembly's the apex angle, two correspond respectively between two base angles of triangle-shaped elastic connection assembly and be connected with the second wire winding pole, but every group supporting element independent series connection of each other is on the wire in the circuit, also can be with multiunit supporting element series connection each other and two liang of sharing second wire winding pole in proper order, make up into a supporting element group and set up on the wire, the wire can follow the second wire winding pole of every group supporting element and walk around the back, again in proper order around this group supporting element's head rod and another second wire winding pole, when the wire receives external force or weather reason to stretch out and draw back, two second wire winding poles of every group supporting element can be close each other or keep away from through corresponding triangle-shaped elastic connection assembly to realize the tensioning of wire and adjust.

2. The clamp for a line of claim 1, wherein: every triangle-shaped elastic connection subassembly all includes a spring, a head rod and a second connecting rod, spring, head rod and second connecting rod are the triangle-shaped setting, a tip of head rod and a tip of second connecting rod pass through spring elastic connection, and another tip of head rod and another tip hinge of second connecting rod connect, and the both ends of two second wire wrapping poles of every supporting element of group rotate with the spring coupling end of two head rods or two second connecting rods that correspond respectively and are connected.

3. The clamp for a line of claim 2, wherein: and two ends of the first winding rod are respectively fixedly connected, rotatably connected or hinged with one ends of the two corresponding first connecting rods, which are far away from the spring.

4. The clamp for a line of claim 2, wherein: and two ends of the first winding rod are fixedly connected, rotatably connected or hinged with one ends of the two corresponding second connecting rods far away from the spring respectively.

5. The clamp for a line of claim 2, wherein: the end, far away from the spring, of the first connecting rod and the end, far away from the spring, of the second connecting rod are hinged through a connecting ring, and the two ends of the first winding rod are fixedly connected, rotatably connected or hinged with the connecting ring at the corresponding end respectively.

6. The clamp for a line of any one of claims 1 to 5, wherein: the wire winding machine comprises a supporting unit group formed by combining three to five groups of supporting units, wherein two adjacent groups of supporting units in the supporting unit group share one second wire winding rod, two first connecting rods of one group of supporting units are rotatably connected with the shared second wire winding rod, and two second connecting rods of the other group of supporting units are rotatably connected with the shared second wire winding rod.

7. The clamp for a line of claim 6, wherein: including the protection housing, the protection housing cover is established outside the support element, and the both ends of protection housing are equipped with the through-hole that can supply the wire to slide to pass through.

8. The clamp for a line of claim 6, wherein: the first winding rod and the second winding rod are respectively provided with a limiting piece which can prevent the wire from axially swinging along the first winding rod and the second winding rod.

9. The clamp for a line of claim 8, wherein: the limiting part is a limiting ring arranged in the middle of the first winding rod and the second winding rod, and the lead passes around the first winding rod and the second winding rod in the limiting area corresponding to the limiting ring.