CN115440456A - Lightning arrester connecting mechanism - Google Patents

Abstract

A lightning arrester connection mechanism disclosed by the invention comprises a support frame, a cutting mechanism arranged in the support frame from right to left for cutting the rubber layer to the next section along the cable axis direction, and a cutting mechanism for cutting off the cut rubber sheath. Mechanism and the opening mechanism for opening the cut rubber sheath along the direction of the incision; the rubber layer is cut a certain distance along the cable axis direction by the cutting mechanism, and then the cutting mechanism cuts off the rubber sheath, and the opening mechanism opens and removes the rubber sheath , It is convenient to connect the arrester cable, reduce labor intensity and improve efficiency.

Description

A lightning arrester connection mechanism

technical field

The invention relates to the technical field of electric facilities, in particular to a lightning arrester connection mechanism.

Background technique

The arrester is an electrical appliance used to protect electrical equipment from high transient overvoltage hazards and limit the freewheeling time and often limit the freewheeling value. Its main material is zinc oxide. The arrester is usually connected between the grid wire and the ground wire, and sometimes it is also connected next to the electrical winding or between the wires.

At the position where the lightning arrester is connected to the cable, it is necessary to peel off a part of the rubber layer of the cable, and then connect the cable end of the lightning arrester and the stripped cable part through a connector. The existing operation methods are all carried out manually, and the labor intensity is large.

Contents of the invention

The object of the present invention is to solve the above problems, and provide a lightning arrester connecting mechanism, which facilitates the connection of lightning arresters and reduces labor intensity.

The technical scheme that the present invention solves its technical problem to take is:

A lightning arrester connection mechanism, comprising a support frame, a cutting mechanism arranged in the support frame from right to left for cutting the rubber layer to the next section along the axial direction of the cable, a cutting mechanism for cutting off the cut rubber sheath, and a cutting mechanism for cutting off the rubber sheath. The opening mechanism of the rubber sleeve opening along the direction of the incision;

The cutting mechanism includes a semi-circular fixed sleeve fixed in the support frame, and a semi-circular locking sleeve that is rotatably connected with the fixed sleeve, and both ends of the fixed sleeve and the locking sleeve are provided with arc-shaped sliders , both the fixed sleeve and the locking sleeve are provided with a first drive mechanism that drives the corresponding arc-shaped slider to run, and the first cutter that cuts the cable rubber layer on the arc-shaped slider and drives the first cutter to rotate the first motor;

The cutting mechanism includes a second cutter, a second motor that drives the second cutter to rotate, and a movable frame for supporting the second motor, and the movable frame is provided with a second drive that drives the second motor to move along the direction of the cable. mechanism;

The opening mechanism includes an elevating cylinder fixed on the support frame, a fixed mount is provided at the end of the piston rod of the elevating cylinder, an expanding plate on the fixed mount and an expanding cylinder that drives the expanding plate to move.

Further, the rear end of the locking sleeve is rotatably connected to the fixed sleeve, and the front end of the locking sleeve is connected to the fixed sleeve through bolts.

Further, the front and rear ends of the support frame are provided with brackets for supporting the fixing sleeve.

Further, there are two arc-shaped sliders, the two arc-shaped sliders correspond to the fixed sleeve and the locking sleeve respectively, and the arc-shaped sliders slide with the corresponding fixed sleeve and the locking sleeve respectively through the pair of guide rail sliders connect.

Further, the first drive mechanism includes a third motor fixed on the corresponding fixed sleeve and locking sleeve, the output shaft of the third motor is provided with a gear, and the inner end of the arc-shaped slider is provided with a rack. The gear meshes with the rack.

Further, the two ends of the movable frame are slidingly connected to the support frame through a slide pair of guide rails, and the two ends of the support frame are provided with bolts for pressing down the movable frame.

Further, the second drive mechanism includes a fourth motor, the second motor is provided with a mounting plate, and the fourth motor drives the mounting plate to move through four bar nuts.

The beneficial effects of the present invention are:

1. In the present invention, the cable is placed on the fixed sleeve, and the locking sleeve is rotated to lock the cable. The first driving mechanism drives the arc slider to rotate. At the same time, the first motor drives the first cutter to rotate, and the complete rubber layer Cut the next segment. Then open the locking sleeve and move the support frame to the right until the second cutter moves to the cut rubber sleeve, the second motor drives the second cutter to rotate, the movable frame moves down, the second drive mechanism drives the second motor to move to the right, Cut the rubber sleeve along the axial direction. Continue to move the support frame to the right until the fixed frame and the expansion plate move to the incision, and the lifting cylinder drives it to move down until the fixed frame and the expansion plate are inserted into the incision, and the expansion cylinder drives the expansion plate to open, and the rubber sleeve is stretched. Open and remove. Afterwards, the cable and the lightning arrester are connected through the connector, which reduces labor intensity and improves work efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, In other words, other drawings can also be obtained from these drawings on the premise of not paying creative work.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of cutting mechanism of the present invention;

Fig. 3 is a left view of the present invention.

In the figure: support frame 1, fixed sleeve 2, locking sleeve 3, bracket 4, arc slider 5, first cutter 6, first motor 7, second cutter 8, second motor 9, movable frame 10 , lifting cylinder 11, fixed frame 12, expansion plate 13, expansion cylinder 14, the third motor 15, gear 16, bolt 17, the fourth motor 18, mounting plate 19.

detailed description

In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

For the convenience of description, the coordinate system is now defined as shown in Figure 1.

As shown in Figure 1, a lightning arrester connection mechanism includes a support frame 1, a cutting mechanism arranged in the support frame 1 from right to left for cutting the rubber layer to the next section along the cable axis direction, and a cutting mechanism for cutting the rubber layer The cutting mechanism for cutting off the sleeve and the opening mechanism for opening the cut rubber sleeve along the direction of the incision;

As shown in Figure 2, the cutting mechanism includes a semicircular fixed sleeve 2 fixed in the support frame 1, a semicircular locking sleeve 3 that is rotationally connected with the fixed sleeve 2, the fixed sleeve 2 and the lock Both ends of the tight sleeve 3 are provided with arc-shaped sliders 5, and the fixed sleeve 2 and the locking sleeve 3 are all provided with a first driving mechanism that drives the operation of the corresponding arc-shaped slider 5. The arc-shaped slider 5 The first cutter 6 for cutting the cable rubber layer and the first motor 7 for driving the first cutter 6 to rotate;

As shown in Figure 1, the cutting mechanism includes a second cutter 8, a second motor 9 that drives the second cutter 8 to rotate, and a movable frame 10 for supporting the second motor 9, and the movable frame 10 is provided with A second drive mechanism that drives the second motor 9 to move along the cable direction;

As shown in Figures 1 and 3, the opening mechanism includes a lifting cylinder 11 fixed on the support frame 1, the cylinder end of the lifting cylinder 11 is fixed on the crossbeam at the upper end of the support frame 1, and the piston rod end of the lifting cylinder 11 is Fixed mount 12 is provided, the expansion plate 13 on the fixed mount 12 and the expansion cylinder 14 that drives the expansion plate 13 to move, the fixed mount 12 is T-shaped, and the expansion cylinder 14 cylinder ends are fixed on the fixed mount 12 On the vertical part, the piston rod end of the expansion cylinder is connected with the expansion plate 13 .

During work, put the cable on the fixed sleeve 2, turn the locking sleeve 3 to lock the cable, the first drive mechanism drives the arc slider 5 to rotate, at the same time, the first motor 7 drives the first cutter 6 to rotate, and the Cut the next section of the complete rubber layer. Then open the locking sleeve 3 and move the support frame 1 to the right until the second cutter 8 moves to the cut rubber sleeve, the second motor 9 drives the second cutter 8 to rotate, the movable frame 10 moves down, and the second drive mechanism drives The second motor 9 moves to the right, and the rubber sleeve is cut off along the axial direction. Continue to move the support frame 1 to the right until the fixed frame 12 and the expansion plate 13 move to the incision, and the lifting cylinder 11 drives to move down until the fixed frame 12 and the expansion plate 13 are inserted into the incision, and the expansion cylinder 14 drives the expansion plate 13 Open, open the rubber sleeve and take it off. The labor intensity is reduced and the work efficiency is improved, and then the cable and the lightning arrester are connected through the connector.

As shown in FIG. 1 , the front end of the support frame 1 is open, which will not interfere with cables entering the fixing sleeve 2 .

As shown in FIG. 2 , the rear end of the locking sleeve 3 is rotationally connected to the fixed sleeve 2 , and the front end of the locking sleeve 3 is connected to the fixed sleeve 2 through bolts.

As shown in FIG. 1 , the front and rear ends of the support frame 1 are provided with brackets 4 for supporting the fixing sleeve 2 .

As shown in Figure 1, there are two arc-shaped sliders 5, the two arc-shaped sliders 5 correspond to the fixed sleeve 2 and the locking sleeve 3 respectively, and the arc-shaped sliders 5 are respectively connected to the corresponding fixed sleeve 2 and the locking sleeve. The sleeves 3 are slidingly connected by the guide rail slider pair.

As shown in Figure 2, the first driving mechanism includes a third motor 15 fixed on the corresponding fixed sleeve 2 and locking sleeve 3, the output shaft of the third motor 15 is provided with a gear 16, and the arc-shaped slider One end of the inner side of 5 is provided with a rack, and the gear 16 meshes with the rack, and the third motor 15 drives the arc-shaped slider 5 to rotate through the rack and pinion.

As shown in Figure 1, the two ends of the movable frame 10 and the support frame 1 are slidingly connected by a pair of guide rail sliders, and the two ends of the support frame 1 are provided with bolts 17 for pressing down the movable frame 10, when the second cutter 8 When moving to the rubber sleeve place, the movable frame 10 is pressed down by the bolt 17, thereby realizing cutting off the rubber sleeve.

As shown in Figure 1, the second drive mechanism includes a fourth motor 18, the second motor 9 is provided with a mounting plate 19, the fourth motor 18 drives the mounting plate 19 to move through four-bar nuts, and the two ends of the leading screw are connected to the The movable frame 10 is connected in rotation, the fourth motor 18 drives the second motor 9 to move through the lead screw nut, and the rubber sleeve is cut off by the second cutter 8 .

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "left", "right", "upper" and "lower" are based on the orientations or positional relationships shown in the drawings, and are only for It is convenient to describe the present invention and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected, or electrically connected, directly connected, or indirectly connected through an intermediary, or internally connected between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Claims (8)

1. A lightning arrester connection mechanism, characterized in that it comprises a support frame (1), a cutting mechanism arranged in the support frame (1) from right to left for cutting the rubber layer along the cable axis direction for the next section, for A cutting mechanism for cutting the cut rubber sleeve and an opening mechanism for opening the cut rubber sleeve along the direction of the incision; The cutting mechanism includes a semicircular fixed sleeve (2) fixed in the support frame (1), a semicircular locking sleeve (3) that is rotationally connected with the fixed sleeve (2), and the fixed sleeve (2) Both ends of the locking sleeve (3) are provided with arc-shaped sliders (5), and the fixed sleeve (2) and the locking sleeve (3) are provided with corresponding arc-shaped sliders (5) for driving. The first drive mechanism of operation, the first cutter (6) for cutting the cable rubber layer on the arc slider (5) and the first motor (7) that drives the first cutter (6) to rotate; The cutting mechanism includes a second cutter (8), a second motor (9) that drives the rotation of the second cutter (8) and a movable frame (10) for supporting the second motor (9), the movable frame (10) is provided with a second drive mechanism that drives the second motor (9) to move along the cable direction; The opening mechanism includes a lifting cylinder (11) fixed on the support frame (1), the piston rod end of the lifting cylinder (11) is provided with a fixed mount (12), and the opening on the fixed mount (12) Plate (13) and the expansion cylinder (14) that drives expansion plate (13) to move. 2. A lightning arrester connection mechanism according to claim 1, characterized in that the front end of the support frame (1) is open. 3. A lightning arrester connection mechanism according to claim 1, characterized in that, the rear end of the locking sleeve (3) is rotationally connected to the fixed sleeve (2), and the front end of the locking sleeve (3) is connected to the fixed sleeve (2). ) are connected by bolts. 4. A lightning arrester connection mechanism according to claim 1, characterized in that, the front and rear ends of the support frame (1) are provided with brackets (4) for supporting the fixing sleeve (2). 5. A lightning arrester connection mechanism as claimed in claim 1, characterized in that two arc-shaped sliders (5) are provided, and the two arc-shaped sliders (5) correspond to the fixed sleeve (2) and the lock respectively. The tight sleeve (3), the arc-shaped slide block (5) are respectively connected to the corresponding fixed sleeve (2) and the locking sleeve (3) through a slide pair of guide rail sliders. 6. A kind of lightning arrester connecting mechanism as claimed in claim 1, is characterized in that, described first driving mechanism comprises the 3rd motor (15) that is fixed on corresponding fixed sleeve (2), locking sleeve (3), and A gear (16) is provided on the output shaft of the third motor (15), and a rack is provided at an inner end of the arc-shaped slider (5), and the gear (16) meshes with the rack. 7. A lightning arrester connection mechanism as claimed in claim 1, characterized in that, the two ends of the movable frame (10) and the support frame (1) are slidingly connected by a pair of guide rail sliders, and the two ends of the support frame (1) The end is provided with the bolt (17) that is used for pressing down movable frame (10). 8. A kind of lightning arrester connecting mechanism as claimed in claim 1, is characterized in that, described second driving mechanism comprises the 4th motor (18), and described second motor (9) is provided with mounting plate (19), The fourth motor (18) drives the mounting plate (19) to move through the four-bar nut.

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