CN107425297A - A kind of drainage thread quick lap joint instrument for earth potential working - Google Patents

Abstract

The invention discloses a quick lapping tool for drain wires used for ground potential work, which belongs to the technical field of electric power operation equipment, and includes a main clip seat and a secondary clip seat for clamping insulated wires, and also includes a sleeve rod, a main clip There is a chute on the seat, the auxiliary clamp seat is movable in the chute, the front end of the sleeve rod is connected to the auxiliary clamp seat, and the sleeve rod drives the auxiliary clamp base to move relative to the main clamp base to clamp the insulated wire; the main clamp base is equipped with a When the clamp block for clamping the drain wire is clamped, the main and auxiliary clamp seats clamp the insulated wire and the clamp block clamps the drain wire, current conduction is realized between the insulated wire and the drain wire. The invention provides a quick lapping tool, so that the lapping work of the drain wire can be completed by using the ground potential operation, which greatly reduces the manpower and equipment needed in the lapping process, and greatly reduces the working time required for lapping. shorten. By adopting the quick lapping tool of the present invention, effective lapping can be realized without stopping power supply, thereby ensuring the continuity and reliability of power supply.

Description

A fast bonding tool for drain wires for ground potential work

technical field

The invention relates to the technical field of electric power operation equipment, in particular to a quick bonding tool for drain wires used for ground potential work.

Background technique

With the development of society and economy, the requirements for power supply continuity and reliability of distribution network lines are getting higher and higher. When the single-circuit insulated line distribution transformer high-voltage leads are overheated, it is necessary to use the bypass operation method to realize the line protection. Drainage, so there are more and more live working occasions using operating rod bypass operations. However, when the existing operating rod is used for ground potential work, it is necessary to strip the insulated wires, the process is cumbersome, and the construction is difficult. In addition, due to the stripping work on the insulated wires, the outer insulation layer of the insulated wires is damaged, and it is prone to failure in weather conditions such as lightning strikes, which cannot effectively ensure the safety of electricity use in the grid.

Contents of the invention

In order to solve the shortcomings and deficiencies in the above-mentioned prior art, the present invention provides a fast lapping of drain wires for ground potential work without stripping the insulated wires. connect tool.

In order to achieve the above technical purpose, the quick bonding tool for drain wires used in ground potential work provided by the present invention includes a main clip seat and a secondary clip seat for clamping insulated wires, and also includes a sleeve rod. The main clip seat is equipped with There is a chute, the auxiliary clamp seat is movable in the chute, the front end of the sleeve rod is connected to the auxiliary clamp seat, and the sleeve rod drives the auxiliary clamp base to move and clamp the insulated wire relative to the main clamp base; When the clamping block tightens the drain wire, the main and auxiliary clamp seats clamp the insulated wire and the clamp block clamps the drain wire, current conduction is realized between the insulated wire and the drain wire.

Preferably, the main clamp seat is provided with a screw, the front end of the screw is rotatably connected to the auxiliary clamp seat, the rear end of the screw is provided with a transmission block, the front end of the sleeve rod is provided with a transmission hole matching the transmission block, and the sleeve rod drives the auxiliary clamp through the screw rod The seat moves relative to the main clamp seat.

Preferably, the front end of the screw is provided with a transmission protrusion, a transmission sleeve is provided in the sub-clamp, and a concave hole matching the transmission protrusion is provided on the transmission sleeve, and the front end of the screw is fixedly connected to the transmission protrusion and the concave hole. The transmission sleeve; the circumferential outer wall of the transmission sleeve is provided with an annular slot, and a pin rod is provided in the sub-clamp seat, and one end of the pin rod abuts against the annular slot.

Preferably, the main holder is provided with a threaded hole matching the screw, the axial direction of the threaded hole is consistent with the moving direction of the auxiliary holder, and the screw is arranged on the main holder through cooperation with the threaded hole.

Preferably, the front end of the sleeve rod is provided with a positioning plate, the positioning plate is provided with a positioning post protruding forward, the rear end of the main clamp seat is provided with a positioning seat, and a positioning seat is provided on the positioning seat for the positioning post to pass through. Holes and through holes for the screw to pass through.

Preferably, the positioning plate is provided with a round hole matching the sleeve rod, the positioning plate is movably sleeved on the sleeve rod through the round hole, the rear end of the sleeve rod is fixed with a seat plate, and a spring is arranged between the positioning plate and the seat plate , the spring is sleeved on the outside of the sleeve rod and the two ends are respectively connected to the positioning plate and the seat plate.

Preferably, the quick-connecting tool for drainage wires also includes an insulated connecting rod. The hole and the connecting portion are fixedly connected to the rear end of the sleeve rod; the rear end of the connecting rod is provided with a non-slip handle.

Preferably, the main clamping seat is provided with an obliquely protruding side clamping seat, and the side clamping seat is provided with a clamping groove for the drainage line to snap into and a notch connected to the clamping groove, and the clamping block is movable on the side clamping seat.

Preferably, the main clamping seat is provided with bolts for driving the clamp block to move, the side clamping seat is provided with a boss opposite to the clamping groove, and the boss is provided with a screw hole matching the bolt, and the bolt passes through the screw hole The cooperating activities are arranged on the boss with the front end facing the clamping groove, and the clamping block is fixed on the front end of the bolt.

Preferably, the main clamp seat is provided with a main clamp groove for clamping the insulated wire, and the secondary clamp seat is provided with a secondary clamp groove for clamping the insulated wire, the insulated wire is provided with an insulating layer, the inner wall of the main clamp groove and The inner walls of the auxiliary clamp grooves are provided with a number of sharp thorns for piercing the insulating layer.

After adopting the above-mentioned technical scheme, the quick-lapping tool for drainage wires provided by the present invention for ground potential work has the following advantages:

1. The quick lapping tool for drainage wires provided by the present invention for ground potential work improves the wire clips of the existing structure. On the basis of the existing wire clips, a set rod is assumed to make the lapping of the drainage wires The work can be done in the way of ground potential operation, which greatly reduces the manpower and equipment needed in the lap jointing process, greatly shortens the working time required for lap jointing, and effectively improves the work efficiency of lap jointing. In addition, by adopting the quick bonding tool for drain wires of the present invention, effective bonding can be realized without stopping the power supply, so as to ensure the continuity and reliability of the power supply.

2. A screw is arranged on the main clamping seat, the front end of the screw is connected to the auxiliary clamping seat, and the rear end of the screw is connected to the sleeve rod through the cooperation of the transmission block and the transmission hole. When the sleeve rod rotates, the action of the screw rod drives the auxiliary clamp seat to move in the chute of the main clamp seat, so as to achieve the purpose of clamping the insulated wire. The structure is simple and easy to realize.

3. A transmission protrusion is provided at the front end of the screw rod, a transmission sleeve and a pin rod are provided in the sub-clamp seat, and one end of the pin rod abuts against the shape-changing groove on the peripheral outer wall of the transmission sleeve. When the screw rod rotates, it drives the transmission sleeve to rotate, and when the transmission sleeve rotates, the secondary holder moves in the chute on the main holder through the action of the pin rod.

4. The screw rod is set on the main clamp seat by cooperating with the threaded hole. The installation structure of the screw rod is simple and easy to assemble. The axial direction of the screw is consistent with the moving direction of the sub-clamp, and the rotation of the screw is transformed into the movement of the sub-clamp through the action of the transmission sleeve and the pin rod, so as to achieve the purpose of clamping the insulated wire.

5. A positioning plate is set at the front end of the sleeve rod, a positioning column is set on the positioning plate, and a positioning seat with a positioning hole is set at the rear end of the main clamp seat. When the sleeve rod is connected with the screw to drive the sub clamp to move, the positioning column is inserted into the positioning hole to realize the positioning between the main clamp and the sleeve rod, which can improve the stability of the screw movement, and then improve the stability of the sub clamp to move and clamp the insulated wire sex.

6. The positioning plate is movably sleeved on the sleeve rod, the rear end of the sleeve rod is fixed to the seat plate, and a spring is arranged between the positioning plate and the seat plate. When the sleeve rod drives the auxiliary clamp seat to move and clamp the insulated wire through the screw rod, the spring is compressed and deformed under force. When the sub-clamp is in place, the operator loosens the rod slightly, the positioning plate moves forward under the action of the spring, the positioning plate drives the positioning seat to move, and the movement of the positioning seat can make the transmission block more smoothly drive from the front end of the sleeve rod. Holes are detached for increased ease of use.

7. The quick lapping tool for drainage wire also includes an insulated connecting rod located at the rear end of the sleeve rod. The fixed connection between the connecting rod and the sleeve rod is realized through the cooperation of the connecting part and the connecting hole, and the function of the connecting rod can improve the overlap. The operating distance of the tool ground potential operation improves the versatility.

8. The side clamp seat is set on the main clamp seat, the clamp groove and notch are set on the side clamp seat, and the clamp block is movable on the side clamp seat. The drainage wire is clamped into the clamping groove from the notch, and then the clamping block is moved to press the drainage wire against the clamping groove to realize the clamping of the drainage wire. The structure for clamping the drainage wire is simple and easy to operate.

9. A boss is set on the side clamping seat, and a screw hole is set on the boss, and the bolt is movably installed on the boss by cooperating with the thread of the screw hole, and the clamping block is fixed on the front end of the bolt. Turning the bolt can drive the clamping block to move relative to the clamping groove, so as to achieve the purpose of pressing the drain wire against the clamping groove through the clamping block, and the structure is simple and easy to operate.

10. Spikes are set on the inner walls of the main clamping groove and the auxiliary clamping groove. After the main and auxiliary clamping seats clamp the insulated wires, the spikes pierce the insulation layer of the insulated wires. conduction to ensure power supply.

Because the spikes directly pierce the insulating layer, there is no need to strip the insulated wires before the lapping operation, the operating procedures are reduced, and the risk of electric shock caused by stripping is effectively avoided. In addition, after the spike pierces the insulating layer, the main clamp and the auxiliary clamp are closely attached to the outer surface of the insulated wire, and the main and auxiliary clamps form a shield to restore the insulation performance of the insulated wire and prevent lightning strikes at the point where the insulation layer is pierced. Electricity hazards caused by weather conditions.

Description of drawings

Fig. 1 is the front view of the drain wire rapid lapping tool for ground potential work according to the embodiment of the present invention;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is a vertical cross-sectional view of the main clamping seat in the fast lapping tool for drain wires used for ground potential work according to Embodiment 1 of the present invention;

Fig. 4 is a schematic diagram of a screw and a drive sleeve in a quick lapping tool for drain wires for ground potential work according to Embodiment 1 of the present invention;

Fig. 5 is a perspective view of a sleeve rod in a quick lapping tool for drain wires for ground potential work according to Embodiment 1 of the present invention;

Fig. 6 is a top view of a positioning plate in a quick lapping tool for drainage wires for ground potential work according to Embodiment 1 of the present invention;

Fig. 7 is a top view of the positioning seat in the quick lapping tool for drainage wires used for ground potential work according to Embodiment 1 of the present invention;

Fig. 8 is a schematic diagram of clamping blocks and bolts in a quick lapping tool for drain wires for ground potential work according to Embodiment 1 of the present invention.

In the figure, 1-main clamp seat, 11-side clamp seat, 111-clamp groove, 112-notch, 113-boss, 114-screw hole, 12-chute, 13-thread hole, 14-fixing groove, 15-Positioning seat, 151-Positioning hole, 152-Through hole, 16-Hooked head, 17-Main clip groove, 18-Spiked, 2-Secondary clip seat, 21-Drive sleeve, 22-Concave hole, 23 -Annular card slot, 24-pin rod, 25-secondary clip groove, 3-sleeve rod, 31-drive hole, 32-positioning plate, 33-positioning column, 34-round hole, 35-seat plate, 36-spring, 37-connection part, 38-pin hole, 4-connecting rod, 41-non-slip handle, 5-insulated wire, 6-drainage wire, 7-clamp block, 71-bolt, 72-clamping surface, 8-screw, 81 - transmission protrusion, 82 - transmission block.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following "up", "down", "left", "right", "vertical", "horizontal", "inner", "outer", "vertical", "horizontal", " Words such as "top", "bottom", etc. indicating orientation or positional relationship are only based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device/element must have a specific orientation or are constructed and operative in a particular orientation and therefore are not to be construed as limiting the invention.

Embodiment one

As shown in FIG. 1 and FIG. 2 , the quick bonding tool for drain wires for ground potential work provided by Embodiment 1 of the present invention includes a main clamp seat 1 , a secondary clamp seat 2 , a sleeve rod 3 and an insulated connecting rod 4 . The main clamp seat 1 and the auxiliary clamp seat 2 cooperate to clamp the insulated wire 5, and the side of the main clamp seat is provided with a protruding side clamp seat 11, and the side clamp seat is provided with a clamp block 7 for clamping the drain wire 6 . When the main and auxiliary clamp seats 1 and 2 clamp the insulated wire 5 and the clamp block 7 clamps the drain wire 6, the current conduction is realized between the insulated wire and the drain wire.

As shown in FIG. 3 , a vertically extending chute 12 is provided on the upper part of the main holder 1 , and one side of the auxiliary holder 2 is movable in the chute. The lower part of the main clamp seat 1 is provided with a threaded hole 13 which is connected to the chute and is axially vertical. In the threaded hole, an axially vertical screw rod 8 is provided through thread fit. The front end of the screw rod 8 is connected to the auxiliary clamp seat 2. The rear end is connected to sleeve bar 3.

As shown in Figure 4, the front end of the screw rod 8 is provided with a forwardly protruding transmission protrusion 81, and the bottom of the sub-clamp seat 2 is embedded with a rotatable transmission sleeve 21, and the transmission sleeve is provided with a concave hole 22 with a bottom opening. The concave hole matches the transmission protrusion, and the front end of the screw rod is fixedly connected to the transmission sleeve through the cooperation of the transmission protrusion and the concave hole.

An annular slot 23 is arranged on the circumferential outer wall of the transmission sleeve 21 , and a horizontal pin 24 is fixed inside the sub-clamp seat 2 , and one end of the pin rests in the annular slot. In this embodiment, the length direction of the pin rod 24 is consistent with a certain radial direction of the transmission sleeve.

The rear end of screw rod 8 is fixed with drive block 82, and as shown in Figure 5, the front end of sleeve bar 3 is provided with the drive hole 31 that matches drive block 82, and cover bar front end is movably connected to screw rod by the cooperation of drive hole and drive block. In this embodiment, the transmission block 82 is in the shape of a regular quadrilateral, regular pentagon or regular hexagon, and the transmission hole 31 is in the same shape as the transmission block to realize the transmission connection.

The rear end of the sleeve rod 3 is provided with a connecting portion 37 protruding backward, and the front end of the connecting rod 4 is provided with a connecting hole matching the connecting portion, and the front end of the connecting rod is fixedly connected to the rear end of the sleeve rod through the cooperation of the connecting hole and the connecting portion. . In this embodiment, the rear end of the connecting rod 4 is provided with an anti-skid handle 41. In order to strengthen the fixed connection between the sleeve rod 3 and the connecting rod 4, a pin hole 38 is provided on the front end of the connecting rod and the connecting part 37, and the pin hole 38 is fixed in the pin hole. There are latches.

The front end of sleeve bar 3 is provided with positioning plate 32, as shown in Figure 6, positioning plate is provided with the positioning post 33 that protrudes forward, and the center of positioning plate is provided with circular hole 34, and positioning plate is movable sleeved by circular hole. on the sleeve rod 3. A seat plate 35 is fixed at the rear end of the cover rod, and a spring 36 is arranged between the positioning plate 32 and the seat plate 35. The spring is sleeved on the outside of the cover rod 3 and its two ends are respectively connected to the positioning plate and the seat plate.

The rear end of the main clip seat 1 is provided with a fixing groove 14, and a positioning seat 15 is fixed in the fixing groove. As shown in FIG. 7 , a positioning hole 151 through which the positioning post 33 passes and a through hole 152 through which the screw rod 8 passes are opened on the positioning seat.

In this embodiment, there are two positioning posts 33 located on both sides of the sleeve rod 3 , and two positioning holes 151 on the positioning seat 15 are also provided.

As shown in Figure 3, the side clip seat 11 is provided with a clip groove 111 for the drainage wire 6 to snap into and a notch 112 communicating with the clip groove, and a boss 113 opposite to the clip groove 111 is also provided on the side clip seat. Screw holes 114 are provided on the boss. As shown in Figure 8, the clamping block 7 is movable on the boss 113 through the bolt 71 matched with the screw hole 114, the clamping block is fixed on the front end of the bolt, and the clamping block 7 is provided with a concave groove on the end face facing the clamping groove 111. Clamping face 72 .

The main clamp seat 1 is provided with a protruding hook-shaped head 16 , and the hook-shaped head is provided with a concave main clamp groove 17 on the end surface facing the secondary clamp seat 2 . One end of the secondary clamp seat 2 protruding from the chute 12 is provided with a concave secondary clamp groove 25 on the surface facing the main clamp groove 17, and the inner wall of the main clamp groove and the inner wall of the secondary clamp groove are provided with a number of holes for piercing. Insulation spikes 18 . In this embodiment, there are at least four pairs of spikes 18 .

In this embodiment, both the main holder 1 and the auxiliary holder 2 are made of aluminum. In order to improve the strength of the spikes 18, the spikes can be partially made of iron.

Before the operation, the sleeve rod 3 and the connecting rod 4 are fixedly connected. During operation, the drainage wire 6 is first snapped into the clamping groove 111 from the notch 112, and the bolt 71 is rotated so that the clamp block 7 clamps the drainage wire 6, and the drainage wire is limited between the inner wall of the clamping groove 111 and the clamping surface 72. Then, snap the transmission block 82 at the rear end of the screw into the transmission hole 31 at the front end of the sleeve rod 3 . Connecting rod 4 is supported, and insulated wire 5 is snapped in the main and auxiliary clip grooves 17,25 autonomously, and the gap between the secondary clamp seats 1,2. Rotate the connecting rod 4, and the sleeve rod 3 drives the auxiliary clamp seat 2 to move relative to the main clamp seat 1 through the screw rod 8 until the main and auxiliary clamp seats 1, 2 clamp the insulated wire.

When the main and auxiliary holders 1 and 2 clamp the insulated wires, the spikes 18 pierce the insulation layer of the insulated wires 5, and the 6 between the insulated wires and the drain wire realizes the conduction of the current by the lapping tool to ensure power supply.

When the sleeve rod 3 drives the auxiliary clamp seat 2 to move and clamp the insulated wire 5 through the screw rod 8, the spring 36 is compressed and deformed under force. After the auxiliary clip seat 2 is moved in place, the operator loosens the sleeve rod 3 slightly, and the positioning plate 32 moves forward under the action of the spring, and the positioning plate drives the positioning seat 15 to move, and the movement of the positioning seat can make the transmission block 82 automatically move more smoothly. The transmission hole 31 at the front end of the sleeve rod 3 is disengaged, which improves the convenience of use.

When using the current-drainage wire-speed lapping tool of this embodiment, because the sharp thorns directly pierce the insulating layer, there is no need to strip the insulated wires before the lapping operation, the operating procedures are reduced, and the problems caused by stripping are effectively avoided. risk of electric shock. In addition, after the spike pierces the insulating layer, the main clamp and the auxiliary clamp are closely attached to the outer surface of the insulated wire, and the main and auxiliary clamps form a shield to restore the insulation performance of the insulated wire and prevent lightning strikes at the point where the insulation layer is pierced. Electricity hazards caused by weather conditions.

Through the combined use of sleeve rods and connecting rods, the lapping work of the drainage wires can be completed by ground potential operation, which greatly reduces the manpower and equipment needed in the lapping process, and the work required for lapping The time is greatly shortened, and the work efficiency of lap joints is effectively improved.

The front end of each of the above components refers to the end away from the staff during use, and the rear end of each component refers to the end close to the staff during use.

Except above-mentioned preferred embodiment, the present invention also has other implementation modes, those skilled in the art can make various changes and distortions according to the present invention, as long as not departing from the spirit of the present invention, all should belong to the defined in the claims of the present invention scope.

Claims (10)

1. A quick lapping tool for drain wires used for ground potential operations, comprising a main clip seat and a secondary clip seat for clamping insulated wires, characterized in that it also includes a sleeve rod, and the main clip seat is provided with a slide Slot, the auxiliary clamp seat is movable in the chute, the front end of the sleeve rod is connected to the auxiliary clamp seat, and the sleeve rod drives the auxiliary clamp seat to move relative to the main clamp seat to clamp the insulated wire; the main clamp seat is equipped with a When the clamping block of the line, the main and auxiliary clamping seats clamp the insulated wire and the clamping block clamps the drain wire, the current conduction is realized between the insulated wire and the drain wire. 2. The drain wire fast lapping tool for ground potential work according to claim 1, characterized in that a screw is provided on the main holder, the front end of the screw is rotatably connected to the auxiliary holder, and the rear end of the screw is provided with For the transmission block, the front end of the sleeve rod is provided with a transmission hole matching the transmission block, and the sleeve rod drives the secondary clamp seat to move relative to the main clamp seat through the screw rod. 3. The drain wire fast lapping tool for ground potential work according to claim 2, characterized in that, the front end of the screw is provided with a transmission protrusion, the sub-clamp seat is provided with a transmission sleeve, and the transmission sleeve is provided with The concave hole matched with the transmission protrusion, the front end of the screw rod is fixedly connected to the transmission sleeve through the cooperation of the transmission protrusion and the concave hole; the circumferential outer wall of the transmission sleeve is provided with an annular slot, and the auxiliary clamp seat is provided with a pin rod. One end of the pin rod is against the annular slot. 4. The drain wire fast lapping tool for ground potential work according to claim 2, characterized in that, the main clamp seat is provided with a threaded hole matching the screw rod, and the axial direction of the threaded hole is aligned with the secondary clamp seat. The direction of movement is the same, and the screw rod is set on the main clamp seat by cooperating with the threaded hole. 5. The quick lapping tool for drainage wires for ground potential work according to claim 2, characterized in that, the front end of the sleeve rod is provided with a positioning plate, and the positioning plate is provided with a positioning column protruding forward, The rear end of the main clamp seat is provided with a positioning seat, and the positioning seat is provided with a positioning hole for the positioning column to pass through and a through hole for the screw rod to pass through. 6. The drain wire fast lapping tool for ground potential work according to claim 5, characterized in that, the positioning plate is provided with a circular hole matching the sleeve rod, and the positioning plate is movably sleeved on the ground through the circular hole. On the sleeve rod, the rear end of the sleeve rod is fixed with a seat plate, a spring is arranged between the positioning plate and the seat plate, the spring is sleeved on the outside of the sleeve rod and the two ends are respectively connected to the positioning plate and the seat plate. 7. The drain wire quick-lapping tool for ground potential work according to claim 1, characterized in that, the drain wire quick-lapping tool also includes an insulated connecting rod, and the rear end of the sleeve rod is provided with a backward protruding The front end of the connecting rod is provided with a connecting hole matching the connecting part, and the front end of the connecting rod is fixedly connected to the rear end of the sleeve rod through the cooperation of the connecting hole and the connecting part; the rear end of the connecting rod is provided with a non-slip handle. 8. The drain wire fast lapping tool for ground potential work according to claim 1, characterized in that, the main clamp seat is provided with an obliquely protruding side clamp seat, and the side clamp seat is provided with a The clamping groove into which the drainage line is inserted and the notch connected to the clamping groove, and the clamping block is movable on the side clamping seat. 9. The drain wire fast lapping tool for ground potential work according to claim 8, characterized in that, the main clamping seat is provided with bolts for driving the clamping block to move, and the side clamping seat is provided with clamping On the boss opposite to the groove, the boss is provided with a screw hole matching the bolt, and the bolt is arranged on the boss by cooperating with the screw hole with the front end facing the clamping groove, and the clamping block is fixed on the front end of the bolt. 10. According to any one of claims 1-9, the drain wire quick bonding tool for ground potential work is characterized in that, the main clamp seat is provided with a main clamp groove for clamping insulated wires, and the auxiliary A secondary clamping groove for clamping the insulated wire is provided on the clamping seat, the insulated wire is provided with an insulating layer, and the inner walls of the main clamping groove and the auxiliary clamping groove are provided with a number of spikes for piercing the insulating layer.