CN205911663U - Device is got to wire clamp - Google Patents

Abstract

The utility model discloses a wire clamping device, which comprises a base and a clamping mechanism. The clamping mechanism comprises two clamping arms and two sets of quadruple joints respectively used to drive the two clamping arms to perform clamping and loosening actions. A rod structure, the four-link structure includes a support block, a first link and a second link, one end of the first link is hinged on the support block, the other end of the first link is hinged to the end of the clamp arm, One end of the second connecting rod is hinged on the supporting block, and the other end of the second connecting rod is hinged on the clamp arm, and the supporting block, the first connecting rod, the clamping arm and the second connecting rod form a four-link structure. When the utility model is used, it is only necessary to make relative rotation between the first connecting rod and the support block, and the four-link structure moves immediately, and the clamping arm, as one of the four-link rods, changes its position, thereby The clamping and loosening action is realized, and the wire is clamped; in addition, the utility model has a simple structure, is easy to manufacture, is convenient to operate, and has a very good application prospect.

Description

Wire Gripping Device

technical field

The utility model relates to an electric power maintenance tool, in particular to a wire clamping device.

Background technique

In the power system, the ground wire is an important tool to ensure the safety of the staff when the voltage appears unexpectedly on the equipment and lines that have been powered off. The function of the grounding wire is to prevent the human body from being harmed by the sudden call of the equipment or the induced voltage generated by the adjacent high-voltage live equipment when the high-voltage equipment is powered off for maintenance or other work, and at the same time discharge the residual charge of the power-off equipment.

At present, the method of manually hanging the grounding wire is usually used in the maintenance of the substation equipment in the substation. This method is very difficult, and it is only suitable for 10 kV to 110 kV equipment with a small insulation distance and a short distance between the equipment and the ground. However, For open equipment with a voltage level of 500 kV and 1000 kV UHV equipment, due to the large insulation distance of the equipment, the installation height of the equipment is relatively high, and it is difficult to use the insulation rod to manually hang the wires. Normally, the bucket arm truck will work Personnel are sent to a high place and hung up manually; relying on high-altitude bucket trucks has high requirements for staff and a high risk factor.

Utility model content

The technical problem to be solved by the utility model is to provide a wire clamping device with simple structure, convenient operation and effective clamping of wires.

In order to solve the above technical problems, the utility model adopts the following technical scheme: the wire clamping device includes a base and a clamping mechanism arranged on the base, and the clamping mechanism includes two clamping arms and two pairs for driving two A four-link structure in which the clamp arm performs clamping and loosening actions. The four-link structure includes a support block, a first link and a second link. One end of the first link is hinged on the support block, and the first link The other end of the rod is hinged to the end of the clamp arm, one end of the second link is hinged on the support block, the other end of the second link is hinged on the clamp arm, the support block, the first link, the clamp arm and the second The connecting rods form a four-bar linkage structure.

Further, gears are provided at one end of the first connecting rods in the two pairs of the four-bar connecting rods, and the gears mesh with each other.

Further, it also includes a motor for driving the first link in one pair of the four-link structure to rotate relative to the support block.

Further, a rechargeable battery is also included.

Further, the support block is respectively provided with connection terminals on both sides along the opening and closing direction of the clip arm.

Further, the clamping side of the clamping arm is provided with an arc-shaped groove.

Further, the upper part of the base is cylindrical, and the lower part is conical.

Further, the base is provided with an accommodating chamber for installing functional components.

The beneficial effects of the utility model are:

The utility model needs to be used with a lifting device. The lifting device includes but is not limited to an electric telescopic mast, which is used to raise the wire clamping device to the required height when in use. Relative rotation occurs between them, and the four-link structure moves immediately, and the clamp arm, as one of the four-link links, changes its position, thereby realizing clamping and loosening actions, and clamping the wire; in addition, this utility model The novel structure is simple, easy to manufacture, convenient to operate, and has very good application prospects.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of the utility model.

The marks of each component in the accompanying drawings are: 1 base, 11 accommodation chamber, 2 clamping mechanism, 21 support block, 22 first connecting rod, 23 clamping arm, 231 arc groove, 24 second connecting rod, 25 gear , 3 rechargeable batteries, 4 terminals.

detailed description

Below in conjunction with accompanying drawing, the utility model will be further described:

See Figure 1.

The wire clamping device according to an embodiment of the present invention includes a base 1 and a clamping mechanism 2 arranged on the base 1. The clamping mechanism 2 includes two clamping arms 23 and two pairs for driving the two clamping arms respectively. 23 four-bar linkage structure for clamping and releasing action.

Described four-bar linkage structure comprises supporting block 21, first connecting rod 22 and second connecting rod 24, and supporting block 21 is fixed on the base 1, and one end of first connecting rod 22 is hinged on supporting block 21, and the first connecting rod The other end of 22 is hingedly connected with the end of clamp arm 23, and one end of second connecting rod 24 is hinged on the supporting block 21, and the other end of second connecting rod 24 is hinged on the clamping arm 23, and supporting block 21, the first connecting rod 22. The clip arm 23 and the second connecting rod 24 form a four-link structure.

The wire clamping device according to an embodiment of the present invention needs to be used in conjunction with a lifting device. Lifting devices include, but are not limited to, motorized telescoping masts for raising the wire gripping device to the desired height when in use. When in use, it is only necessary to cause relative rotation between the first link 22 and the support block 21, and the four-link structure moves immediately, and the clamp arm 23, as one of the four-link links, changes its position, thereby Realize the clamping and loosening action, and clamp and hold the wire.

In this embodiment, gears 25 are provided at one end of the first connecting rods 22 in the two pairs of four-link structures, and the gears 25 mesh with each other. By arranging mutually meshing gears, two pairs of four-bar linkage structures can be linked, which not only facilitates driving, but also makes the two clamping arms 23 move in unison, ensuring operational stability and accuracy.

In this embodiment, a motor (not shown) for driving the first link 22 in one pair of the four-link structure to rotate relative to the support block 21 is also included. During specific implementation, the motor can be integrated in the support block, the first connecting rod 22 and the support block 21 are connected by a hinge shaft, and the two ends of the hinge shaft are fixedly connected to the first connecting rod 22 and the output shaft of the motor respectively, so as to realize Driver connection.

Driven by a motor, it is easy to implement and operate, and cooperates with a controller to realize automatic control. During concrete implementation, can adopt DC motor, and be equipped with rechargeable battery 3, convenient outdoor use.

In this embodiment, connecting terminals 4 are respectively provided on both sides of the support block 21 along the opening and closing direction of the clip arm 23 . The set terminal is convenient for connecting the grounding wire.

In this embodiment, the clamping side of the clamping arm 23 is provided with an arc-shaped groove 231 . When the two collets abut against each other, the two arc-shaped grooves are engaged with each other to just clamp the wire. The arc-shaped groove 231 has a high degree of fit with the wire, which can stably clamp the wire and is not easy to cause damage to the wire.

In this embodiment, the upper part of the base 1 is cylindrical, and the lower part is truncated circular. This design is simple in structure and relatively stable in support.

In this embodiment, the accommodating chamber 11 provided on the base 1 is used for installing functional components such as the rechargeable battery 3 , so that the design is reasonable and the installation is convenient.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (8)

1. wire clamp device it is characterised in that: include base (1) and the gripping body (2) that is arranged on base (1), described Gripping body (2) includes two jig arm (23) and two pairs are respectively used for driving two jig arm (23) and are clamped and unclamp action Four-bar linkage structure, described four-bar linkage structure includes support block (21), first connecting rod (22) and second connecting rod (24), first connecting rod (22) one end is hinged in support block (21), and the other end of first connecting rod (22) is hinged and connected with the end of jig arm (23), the One end of two connecting rods (24) is hinged in support block (21), and the other end of second connecting rod (24) is hinged in jig arm (23), supports Block (21), first connecting rod (22), jig arm (23) and second connecting rod (24) constitute four-bar linkage structure.

2. wire clamp device as claimed in claim 1 it is characterised in that: the first connecting rod in two secondary described four-bar linkage structures (22) one end is equipped with gear (25), and described gear (25) engages each other.

3. wire clamp device as claimed in claim 2 it is characterised in that: also include for driving wherein one secondary described four even The motor that first connecting rod (22) in bar structure is rotated with respect to support block (21).

4. wire clamp device as claimed in claim 3 it is characterised in that: also include rechargeable battery (3).

5. wire clamp device as claimed in claim 1 or 2 it is characterised in that: along jig arm on described support block (21) (23) folding direction be respectively provided on two sides with binding post (4).

6. wire clamp device as claimed in claim 1 or 2 it is characterised in that: the nip side of described jig arm (23) is provided with arc Connected in star (231).

7. wire clamp device as claimed in claim 1 or 2 it is characterised in that: the top of described base (1) be in cylindrical, Bottom is in truncated cone-shaped.

8. wire clamp device as claimed in claim 1 or 2 it is characterised in that: described base (1) is provided with for installing work( The accommodating chamber (11) of energy part.