CN115792463A - Strain clamp and wire connection monitoring device - Google Patents

Abstract

The invention discloses a strain-resistant clamp and a wire connection monitoring device, which includes a clamp body, a protective hose is fixedly installed at the bottom of the clamp body, and several connection blocks are fixedly installed on both sides of the clamp body, and the inner side of the connection block is movable. A U-shaped bolt is plugged in, nuts are connected to both ends of the U-shaped bolt, and a bending clip is fixedly installed on the top of the clip body. The purpose of setting the current transformer is to sense the current passing inside the cable, so that when the displacement does not change, the inner current can be monitored regularly, so as to monitor whether the current has changed, and then the connection can be judged. , and with the multiple photovoltaic panels installed, it is convenient to generate a certain amount of electricity through light when the equipment is in use, which is convenient for long-term operation and use of the equipment. Labor intensity, increasing the overall convenience.

Description

A strain clamp and wire connection monitoring device

technical field

The invention belongs to the technical field of electric equipment, and in particular relates to a monitoring device for connecting a tension clamp and a wire.

Background technique

Tension clamp refers to the hardware used to fix the wire to withstand the tension of the wire and hang the wire to the tension string or pole tower. The tension clamp can be roughly divided into two types according to the structure and installation conditions. . The first category: the tension clamp should bear all the tension of the conductor or lightning conductor, and the grip force of the clamp is not less than 90% of the rated tensile force of the installed conductor or lightning conductor, but it is not used as a conductor. This type of clamp can also be removed after the wire is installed and used separately. Such clamps include bolt-type strain clamps and wedge-shaped strain clamps. The second category: tension clamps are used as conductors in addition to bearing all the tension of conductors or lightning conductors. Therefore, once this type of wire clamp is installed, it cannot be disassembled, and it is also called a dead wire clamp.

When some high-altitude power cables are connected and shunted, some cables will bear a large pulling force due to gravity, which will affect the firmness of the connection. The existing method is to use tension clamps to connect the cables and connections Reinforcement, and the connection inside the strain clamp may become loose after long-term use, and the installation height is high, so it is inconvenient to detect the loose connection. Based on our proposed a strain clamp and wire connection monitoring device.

Contents of the invention

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a monitoring device for the connection between the tension clamp and the wires, which solves the problem that the inner connection of the tension clamp may become loose after being used for a long time, and the installation height is relatively high. The problem of looseness is more inconvenient.

In order to achieve the above object, the present invention provides the following technical solutions: a tension clamp and wire connection monitoring device, including a clamp body, the bottom end of the clamp body is fixedly installed with a protective hose, and both sides of the clamp body are A number of connecting blocks are fixedly installed, and U-shaped bolts are movably inserted in the inner side of the connecting blocks. Both ends of the U-shaped bolts are connected with nuts, and a bending clip is fixedly installed on the top of the clamp body. A soft cover plate is installed on the inner side of the folding folder, and a number of fixing bolts are plugged into the inner side of the bending folder. hole, the top of the support clip is movably connected with an arc-shaped soft plate, and the inner side of the arc-shaped soft plate is fixedly installed with a number of soft cone columns, and the other end of the support clamp is fixedly installed with a collet, and the collet A clamping bolt is plugged into the inside of the clamping bolt, and a number of pin holes are opened inside the clamping bolt. A protective soft plate is installed on the inside of the clamp head, and a current transformer is installed on the inside of the bottom end of the clamp body. A box body is fixedly installed on the outside of the clip body, and a number of rotating rods are installed movable inside the box body, and running wheels are fixedly installed on the opposite side of the rotating rod, and rubber synchronous wheels are fixedly installed at both ends of the rotating rod , the outer side of the rubber synchronous wheel is sleeved with a rubber synchronous belt, the inside of the box body is fixedly installed with a resistance column, the outer side of the resistance column is movably sleeved with a resistance ring, and the outer side of the resistance ring is fixedly installed with a connection The top and bottom of the resistance ring are fixed with soft springs, the inside of the box is equipped with batteries, the inside of the box is equipped with wireless network components, and the outside of the box is installed with three photovoltaic panels .

Preferably, the connecting blocks are distributed in a linear and uniform arrangement on both sides of the clip body.

By adopting the above technical solution, the advantage is that it is convenient for multiple groups of clamping to ensure stability and reduce loosening.

Preferably, the fixing bolts are evenly distributed on the inner side of the bending clip in an arc shape.

By adopting the above technical solution, the advantage is that it is convenient to cooperate with the inner soft cover plate to provide a certain stable support, which is convenient for structural stability.

Preferably, the size of the soft taper column matches the size of the positioning hole, and the number of the soft taper column corresponds to the number of the positioning hole.

By adopting the above technical solution, the advantage is that it is convenient to reduce the intrusion of rainwater at the joint and provide external protection.

Preferably, the pin holes are linearly and uniformly distributed on the inside of the clamping bolts, and pin shafts are inserted into the inside of the pin holes.

By adopting the above technical solution, the advantage is that it is convenient to provide a limit to the outside of the clamping bolt, which reduces the situation of wire slipping and increases the overall use effect.

Preferably, the rotating rod moves through the inside of the clip body through bearings, and the rotating wheel is located inside the clip body.

By adopting the above technical solution, the advantage is that when the displacement changes a lot, a warning signal can be sent through the wireless network component, which is convenient for subsequent inspection and maintenance.

Preferably, the end of the connecting post away from the resistance ring is fixedly installed on the outside of the rubber synchronous belt, and the material of the connecting post is relatively hard rubber.

By adopting the above technical solution, the advantage is that the situation of being stuck is avoided, and at the same time, the displacement of the effective distance can be transmitted, which facilitates to increase the stability.

Preferably, the soft spring is sleeved on the outside of the resistance column, and the end of the soft spring away from the resistance ring is fixedly installed inside the box.

By adopting the above technical solution, the advantage is that it is convenient for overall stability in order to resist the elastic deformation of the connecting column.

Preferably, a controller is installed inside the box.

By adopting the above technical solution, the advantage is that it is convenient for the controller to allocate power and control.

Compared with prior art, the beneficial effect of the present invention is:

1. Clamp the connected cable through the clamp, and place the cable on the top of the clamp. At this time, clamp the clamp on the outside of the connecting cable by tightening the clamping bolt, so that the inside of the pin hole will be tightened after the clamping bolt is tightened. Insert the pin shaft to prevent the clamping bolt from slipping, then cover the curved soft plate on the outside of the support clamp, and insert the corresponding soft cone column into the positioning hole to provide a protection against friction for the inner connection. The setting of the plate makes the whole stable and reduces wear and tear, and then the connecting cable runs through the bending clip. By disassembling and installing the corresponding number of fixing bolts, the inner soft cover is at the top of the connecting point cable and the cable. At this time, the soft cover is The top provides a certain protection, and then turn the nut so that the U-shaped bolt is fastened on the outside of the clamp body, and the outside of the cable is clamped and fastened to avoid loosening. At the same time, when the cable passes through the protective hose, it also passes through The overcurrent transformer and protective hose provide certain protection for the cables at the bottom, avoiding friction caused by wind shaking and reducing damage.

2. Through the set clamp body, then when the cable becomes loose, the cable moves down along the fixed path under the limit of the clamp body, and rubs against the runner, driving the runner to rotate, and the runner rotates Drive the rotating rod to rotate, the rotating rod rotates to drive the rubber synchronous wheel to rotate, and then the rubber synchronous wheel keeps synchronous rotation under the action of the rubber synchronous belt, and then the rubber synchronous belt drives the connecting column to move, the connecting column drives the resistance ring to move, and the resistance ring moves with the Under the action of the contact current of the resistance column, the voltage and resistance of the micro-current can be changed. At this time, the controller can judge the displacement of the inner cable of the clip body according to the change of the current. Network components send out warning signals to facilitate subsequent inspection and maintenance.

3. Through the current transformer set, the purpose of setting is to sense the current passing through the inside of the cable, so that when the displacement does not change, it is convenient to monitor the current inside the inner side regularly, so as to monitor whether the current changes, and then to judge the connection In combination with multiple photovoltaic panels, it is easy to generate a certain amount of electricity through light when the equipment is in use, which is convenient for long-term operation and use of the equipment, and the overall use effect is good. The labor intensity of personnel increases the overall convenience.

Description of drawings

Fig. 1 is a schematic diagram of a front-view three-dimensional appearance structure of the present invention;

Fig. 2 is a schematic diagram of a rear view three-dimensional appearance structure of the present invention;

Fig. 3 is the right view sectional structure schematic diagram of the present invention;

Fig. 4 is a rear view partial sectional structure schematic diagram of the present invention;

Fig. 5 is a top view sectional structure schematic diagram of the present invention;

Fig. 6 is a schematic diagram of an enlarged structure at A in Fig. 2 of the present invention;

FIG. 7 is a schematic diagram of the enlarged structure at B in FIG. 4 of the present invention.

In the figure: 1. Clip body; 2. Box body; 3. Protective hose; 4. Photovoltaic panel; 5. Nut; 6. Connecting block; 7. U-shaped bolt; 8. Bending clip; 9. Fixing bolt; 10. Support clamp; 11. Curved soft board; 12. Clamping bolt; 13. Protective soft board; 14. Chuck; 15. Pin hole; 16. Soft cover plate; 17. Soft cone column; 18. Positioning hole; 19, runner; 20, current transformer; 21, battery; 22, rotating rod; 23, rubber synchronous wheel; 24, rubber synchronous belt; 25, wireless network component; 26, controller; 27, resistance column; 28, resistance ring; 29, connecting post; 30, soft spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the implementations in the present invention, all other implementations obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.

As shown in Figures 1-7, a tension clamp and wire connection monitoring device includes a clamp body 1, a protective hose 3 is fixedly installed at the bottom of the clamp body 1, and a protective hose 3 is fixedly installed on both sides of the clamp body 1. A plurality of connecting blocks 6, the inner side of the connecting block 6 is movably inserted with U-shaped bolts 7, and the two ends of the U-shaped bolts 7 are connected with nuts 5, and the top of the clip body 1 is fixedly equipped with a bending clip 8, and the bending clip 8 A soft cover plate 16 is installed on the inner side, and a number of fixing bolts 9 are plugged into the inner side of the bending folder 8. The other end of the bending folder 8 is fixedly installed with a support clamp 10, and the inner side of the support clamp 10 is provided with a number of positioning holes 18. The top of the support clip 10 is movably socketed with an arc-shaped soft board 11, and the inner side of the arc-shaped soft board 11 is fixedly installed with several soft cone columns 17. Clamping bolts 12 are connected, and several pin holes 15 are opened inside the clamping bolts 12. A protective soft plate 13 is installed on the inner side of the chuck 14, and a current transformer 20 is installed on the inner side of the bottom end of the clamping body 1. The inner side of the clamping body 1 The outer side is fixedly installed with box body 2, and the inside of box body 2 is installed with some rotating rods 22 movablely, and the opposite side of rotating rod 22 is fixedly installed with runner 19, and the two ends of rotating rod 22 are all fixedly installed with rubber synchronous wheel 23, rubber The outer side of the synchronous wheel 23 is sleeved with a rubber synchronous belt 24, the inside of the box body 2 is fixedly installed with a resistance column 27, the outer side of the resistance column 27 is movably sleeved with a resistance ring 28, and the outer side of the resistance ring 28 is fixedly installed with a connecting column 29, Soft springs 30 are fixedly installed on the top and bottom of the resistance ring 28 , a battery 21 is installed inside the box body 2 , a wireless network component 25 is arranged inside the box body 2 , and three photovoltaic panels 4 are installed outside the box body 2 .

The working principle of the above-mentioned technical scheme is as follows:

When in use, the operator passes the protective hose 3 into the cable, passes the cable through the clamp body 1, the bending clamp 8 and the inside of the support clamp 10, and then passes through the connected cable clamped by the clamp 14, And the cable is placed on the top of the support clip 10. At this time, the clip 14 is clamped on the outside of the connecting cable by tightening the clamping bolt 12, so that after the clamping bolt 12 is tightened, the pin hole 15 is inserted into the pin shaft to avoid clamping the bolt 12. Slide the wire, then cover the curved soft board 11 on the outside of the support clip 10, and insert the corresponding soft cone column 17 into the positioning hole 18 to provide a protection against friction for the inner connection, and cooperate with the setting of the protective soft board 13 Make the whole stable and reduce wear and tear, and then the connecting cable runs through the bending clip 8, and the inner soft cover 16 is placed on the top of the connecting point cable and the cable by disassembling and assembling the corresponding number of fixing bolts 9. At this time, the soft cover 16 Provide a certain protection for the top, and then turn the nut 5 so that the U-shaped bolt 7 is fastened on the outside of the clamp body 1, and the outside of the cable is clamped and fastened to avoid loosening. At the same time, the cable passes through the protective hose 3 At the same time, it also passes through the current transformer 20. The protective hose 3 provides certain protection for the cables at the bottom, avoids friction caused by wind shaking, and reduces damage. Cooperating with the current transformer 20, the purpose of setting is to sense The current passing through the cable is convenient to monitor the current on the inner side regularly when the displacement does not change, which is convenient for monitoring whether the current changes, and then can judge the connection status, and cooperate with the set of multiple photovoltaic panels 4. When the equipment is in use, it is convenient to generate a certain amount of electricity through light, which is convenient for long-term operation and use of the equipment. The overall use effect is good, and the cable connection can be effectively monitored, which reduces the labor intensity of the operators and increases the overall convenience.

In another embodiment, as shown in FIG. 1 and FIG. 2 , the connecting blocks 6 are arranged linearly and uniformly on both sides of the clip body 1 .

The number of connecting blocks 6 determines the stable moment when the clamp body 1 clamps the cable, which is convenient for multiple groups to ensure stability and reduce looseness.

In another embodiment, as shown in FIGS. 1-3 , the fixing bolts 9 are evenly distributed inside the bending clip 8 in an arc shape.

The 9-position cable of the fixing bolt and the connection between the cables provide a support, which is convenient for adjusting the support position, and is convenient for cooperating with the inner soft cover plate 16 to provide a certain stable support, which is convenient for structural stability.

In another embodiment, as shown in Fig. 1, Fig. 2 and Fig. 6, the size of the soft taper column 17 is compatible with the size of the positioning hole 18, and the quantity of the soft taper column 17 is equivalent to the number of the positioning hole 18. correspond.

The soft cone column 17 is inserted into the positioning hole 18 to fix the arc-shaped soft board 11 on the outside of the support clip 10. The overall use effect is good, which is convenient to reduce the rainwater intrusion at the joint and provides external protection.

In another embodiment, as shown in FIG. 1 , the pin holes 15 are linearly and evenly distributed on the inner side of the clamping bolt 12 , and pin shafts are inserted into the pin holes 15 .

The pin shaft is inserted into the pin hole 15, which is convenient to provide a limit to the outside of the clamping bolt 12, reduces the situation of slipping wires, and increases the overall use effect.

In another embodiment, as shown in FIGS. 3-7 , the rotating rod 22 moves through the inside of the clip body 1 through bearings, and the rotating wheel 19 is located inside the clip body 1 .

Then when the cable becomes loose, the cable moves downward along the fixed path under the limit of the clip body 1, and rubs against the runner 19 to drive the runner 19 to rotate, and the rotation of the runner 19 drives the rotating rod 22 Rotate, the rotating rod 22 drives the rubber synchronous wheel 23 to rotate, then the rubber synchronous wheel 23 keeps synchronously rotating under the action of the rubber synchronous belt 24, then the rubber synchronous belt 24 drives the connecting column 29 to move, and the connecting column 29 drives the resistance ring 28 to move, After the resistance ring 28 moves, the contact current with the resistance column 27 changes the voltage and resistance of the microcurrent. At this time, the device can judge how much displacement the inner cable of the clip body 1 has produced according to the change of the current, and when the displacement When there are many changes, a warning signal can be sent through the wireless network component 25, which is convenient for subsequent inspection and maintenance.

In another embodiment, as shown in FIGS. 4-7 , the end of the connection post 29 away from the resistance ring 28 is fixedly installed on the outside of the rubber synchronous belt 24 , and the material of the connection post 29 is relatively hard rubber.

The connecting column 29 is convenient to be moved by the movement of the rubber synchronous belt 24, and is convenient to drive the resistance ring 28 to move, and the effect of the rubber has a certain amount of deformation, which avoids the situation of being stuck, and can transmit the displacement of the effective distance at the same time, which is convenient to increase stability.

In another embodiment, as shown in FIG. 7 , the soft spring 30 is sleeved on the outside of the resistance column 27 , and the end of the soft spring 30 away from the resistance ring 28 is fixedly installed inside the box body 2 .

The soft spring 30 is convenient for providing a stable position for the resistance ring 28 , and at the same time, for resisting the elastic deformation of the connecting post 29 , it is convenient for overall stability.

In another embodiment, as shown in FIG. 5 , a controller 26 is installed inside the box body 2 .

The input end of the controller 26 is electrically connected to the output end of the resistance ring 28 and the current transformer 20 through a wire, and the output end of the controller 26 is electrically connected to the input end of the wireless network component 25 and the resistance column 27 through a wire. The output end of 4 is electrically connected to the input end of the storage battery 21 through a wire, and the output end of the storage battery 21 is electrically connected to the input end of the controller 26 through a wire, so as to provide power supply for it and facilitate the controller 26 to allocate power.

The working principle and application process of the present invention: when in use, the operator passes the protective hose 3 into the cable, passes the cable through the clip body 1, the bending clip 8 and the inside of the support clip 10, and then passes through the clip 14 Clamp the connected cable through, and place the cable on the top of the support clamp 10. At this time, clamp the clip 14 on the outside of the connecting cable by tightening the clamping bolt 12, so that after the clamping bolt 12 is tightened, the inside of the pin hole 15 Insert the pin shaft to prevent the clamping bolt 12 from slipping, then cover the curved soft plate 11 on the outside of the support clamp 10, and insert the corresponding soft cone column 17 into the positioning hole 18 to provide a friction-proof for the inner connection. Protection, cooperate with the setting of the protection soft board 13 to make the whole stable and reduce wear and tear, and then the connecting cable runs through the bending clamp 8, and the inner soft cover plate 16 is in the position of the connecting point cable and the cable by disassembling and assembling the corresponding number of fixing bolts 9 At the top, the soft cover plate 16 provides certain protection for the top at this time, and then the nut 5 is turned, so that the U-shaped bolt 7 is fastened on the outside of the clamp body 1, and the outside of the cable is clamped and fastened to avoid loosening. When the cables pass through the protective hose 3, they also pass through the current transformer 20. The protective hose 3 provides certain protection for the cables at the bottom, avoiding friction caused by wind shaking and reducing damage. When the cable becomes loose, the cable moves downward along the fixed path under the limit of the clip body 1, and rubs against the runner 19 to drive the runner 19 to rotate, and the rotation of the runner 19 drives the rotating rod 22 to rotate, and the rotation The rotation of the rod 22 drives the rubber synchronous wheel 23 to rotate, and then the rubber synchronous wheel 23 keeps rotating synchronously under the action of the rubber synchronous belt 24, and then the rubber synchronous belt 24 drives the connecting column 29 to move, and the connecting column 29 drives the resistance ring 28 to move, and the resistance ring 28 After the movement, the voltage and resistance of the micro-current can be changed under the action of the contact current with the resistance column 27. At this time, the controller 26 can judge how much displacement the inner cable of the clip body 1 has produced according to the change of the current, and when the displacement changes When it is too long, a warning signal can be sent through the wireless network component 25, which is convenient for subsequent repairs and maintenance. At the same time, with the current transformer 20, the purpose of setting is to sense the current passing inside the cable, so that when the displacement does not change, the timing Monitoring the current inside is convenient for monitoring whether the current changes, and then can judge the connection status, and cooperate with the multiple photovoltaic panels 4, which can easily generate a certain amount of electricity through the light when the equipment is in use, which is convenient for long-term operation of the equipment and Use, the overall use effect is good, it can effectively monitor the cable connection, reduce the labor intensity of operators, and increase the overall convenience.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (9)

1. A tension clamp and wire connection monitoring device, comprising a clamp body (1), is characterized in that: the bottom end of the clamp body (1) is fixedly equipped with a protective hose (3), and the clamp body ( 1) There are several connecting blocks (6) fixedly installed on both sides, U-shaped bolts (7) are movably inserted in the inner side of the connecting blocks (6), and both ends of the U-shaped bolts (7) are connected with Nut (5), the top of the clip body (1) is fixedly equipped with a bending clip (8), and the inner side of the bending clip (8) is movably installed with a soft cover plate (16), and the bending clip The inner side of (8) is plugged with some fixing bolts (9), and the other end of the bending clip (8) is fixedly installed with a support clip (10), and the inside of the support clip (10) is provided with several positioning holes ( 18), the top of the support clip (10) is movably sleeved with an arc-shaped soft board (11), and the inner side of the arc-shaped soft board (11) is fixedly equipped with several soft cone columns (17), and the support clip The other end of (10) is fixedly installed with collet (14), and the inboard of described collet (14) is plugged with clamping bolt (12), and the inside of described clamping bolt (12) is provided with some pin holes ( 15), the inside of the clamp (14) is movably installed with a protective soft plate (13), the inside of the bottom of the clamp (1) is equipped with a current transformer (20), and the outside of the clamp (1) A box body (2) is fixedly installed, and a plurality of rotating rods (22) are movable installed inside the box body (2), and a running wheel (19) is fixedly installed on the opposite side of the rotating rod (22). Both ends of the rod (22) are fixedly equipped with a rubber synchronous wheel (23), the outer side of the rubber synchronous wheel (23) is sleeved with a rubber synchronous belt (24), and the inside of the box (2) is fixedly installed with Resistance column (27), the outside of described resistance column (27) is movably sleeved with resistance ring (28), and the outside of described resistance ring (28) is fixedly installed with connection column (29), and described resistance ring (28) Soft springs (30) are fixedly installed on the top and bottom of the box body (2), a storage battery (21) is installed inside the box body (2), and a wireless network component (25) is arranged inside the box body (2). Three photovoltaic panels (4) are installed on the outside of the box body (2). 2. A monitoring device for connection between tension clamps and wires according to claim 1, characterized in that: said connection blocks (6) are arranged in a linear and uniform manner and distributed on both sides of the clamp body (1). 3. The device for monitoring the connection between tension clamps and wires according to claim 1, characterized in that: the fixing bolts (9) are evenly distributed inside the bending clamp (8) in an arc shape. 4. A strain clamp and wire connection monitoring device according to claim 1, characterized in that: the size of the soft taper column (17) matches the size of the positioning hole (18), and the The quantity of said soft taper post (17) is corresponding to the quantity of positioning hole (18). 5. A strain clamp and wire connection monitoring device according to claim 1, characterized in that: the pin holes (15) are linearly and evenly distributed inside the clamping bolt (12), and the pin holes The inside of (15) is plugged with bearing pin. 6. The device for monitoring the connection between tension clamps and wires according to claim 1, characterized in that: the rotating rod (22) runs through the inside of the clamp body (1) through bearing movement, and the rotating wheel (19 ) is located inside the clip body (1). 7. A strain clamp and wire connection monitoring device according to claim 1, characterized in that: the end of the connecting column (29) away from the resistance ring (28) is fixedly installed on the rubber synchronous belt (24) On the outside, the connecting column (29) is made of relatively hard rubber. 8. A strain clamp and wire connection monitoring device according to claim 1, characterized in that: the soft spring (30) is sleeved on the outside of the resistance column (27), and the soft spring (30) One end away from the resistance ring (28) is fixedly installed inside the box body (2). 9. The device for monitoring the connection between strain clamps and wires according to claim 1, characterized in that a controller (26) is installed inside the box body (2).

Images