CN207053063U - A kind of overhead insulating distribution line broken string fast splicing device - Google Patents

Abstract

The utility model provides a disconnection quick connection device for an overhead insulated power distribution line, which comprises a casing, a transmission shaft, a first drive shaft, a second drive shaft, a first traction hook and a second traction hook; the transmission shaft passes through the first transmission mechanism It is connected with the first drive shaft and drives the first drive shaft to rotate synchronously and reversely. The transmission shaft is connected with the second drive shaft through the second transmission mechanism and drives the second drive shaft to rotate synchronously and in the same direction; on the first drive shaft A first steel wire rope is wound, and the outer end of the first steel wire rope passes through the right side of the casing to the right and is fixed with the first traction hook. After passing through the left side to the left, it is fixed with the second traction hook. During the thread tightening process, turning the transmission shaft can realize the relative movement of the first traction hook and the second traction hook, and move the two broken threads at the broken thread point to the direction close to the shell at the same time, so as to realize two-way thread tightening and improve thread tightening. efficiency.

Description

A disconnection quick connection device for overhead insulated distribution lines

technical field

The utility model relates to the field of wire connection, in particular to a disconnection quick connection device for an overhead insulated power distribution line.

Background technique

Medium and low voltage overhead insulated distribution lines are generally 10kV wires, which cannot be touched during normal operation. With the extensive promotion and construction of medium and low-voltage overhead insulated distribution lines in rural areas, lightning strike disconnection accidents of insulated distribution lines also occur frequently. However, in the traditional emergency repair of lightning strike disconnection accidents, it is necessary to cut off the power at the disconnection point area and replace the disconnection point All nearby overhead wires are dismantled and placed on the ground, and splicing tubes are used for crimping and splicing. The operation is inconvenient and time-consuming, which affects the reliability and stability of power supply and brings a lot of inconvenience to residents. In addition, of the two traction hooks in the current thread tensioner, one traction hook is fixed and the other traction hook is movable, so only one active traction hook pulls a broken thread at the broken thread point when tightening the thread. It is a one-way tight line, and its efficiency is very low.

Utility model content

In view of the above-mentioned defects and various deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a quick connection device for disconnection of overhead insulated distribution lines, which can realize two-way tightening of overhead conductors at the point of disconnection. .

In order to achieve the above purpose, the utility model provides a disconnection quick connection device for overhead insulated distribution lines, which includes a casing, a transmission shaft, a first drive shaft, a second drive shaft, a first traction hook and a second traction hook, the The transmission shaft, the first drive shaft and the second drive shaft all extend forward and backward, and the first drive shaft and the second drive shaft are respectively located on the left and right sides of the transmission shaft, and the transmission shaft, the first drive shaft and the second drive shaft are all It is rotatably installed in the shell through bearings; the transmission shaft is connected with the first drive shaft through the first transmission mechanism, and drives the first drive shaft to rotate synchronously and reversely, and the transmission shaft is connected to the second drive shaft through the second transmission mechanism. The drive shafts are connected and drive the second drive shaft to rotate synchronously and in the same direction; the first drive shaft is wound with a first steel wire rope, and the outer end of the first steel wire rope passes through from the right side of the casing to the right and is connected to the The first traction hook is fixed, and the second driving shaft is wound with a second steel wire rope, and the outer end of the second steel rope passes through the left side of the casing to the left and is fixed with the second traction hook; when the transmission When the rotating shaft rotates, the first traction hook and the second traction hook can move backwards or towards each other.

Preferably, a turning wrench is also included, and one end of the transmission shaft is located outside the housing and fixed in the turning wrench.

Further, it also includes a mounting plate fixed to the casing and a driving motor fixed to the mounting plate, one end of the transmission shaft is located outside the casing and is fixed to the output shaft of the driving motor.

Further, the first transmission mechanism includes a driving gear fixed on the transmission shaft and a driven gear fixed on the first driving shaft, and the driving gear meshes with the driven gear.

Preferably, the second transmission mechanism includes a driving synchronous wheel fixed on the transmission shaft, a driven synchronous wheel fixed on the second driving shaft, and a synchronous belt connecting the driving synchronous wheel and the driven synchronous wheel.

The utility model relates to an overhead insulated power distribution line disconnection quick connection device which has the following beneficial effects:

In the thread tightening process, turning the transmission shaft can realize the relative movement of the first traction hook and the second traction hook, and then move the two broken threads at the broken thread point to the direction close to the shell at the same time, realizing two-way thread tightening, thereby improving Tight line efficiency, realizing fast connection after disconnection.

The above description is only an overview of the technical solutions of the present utility model. In order to understand the technical means of the present utility model more clearly and implement it according to the contents of the specification, the following is a description of the present application with preferred embodiments of the present utility model and accompanying drawings. Detailed description.

Description of drawings

Fig. 1 is a structural schematic diagram of Embodiment 1 of a disconnection quick connection device for overhead insulated distribution lines in the utility model.

Fig. 2 is a structural schematic diagram of Embodiment 2 of the quick connection device for disconnection of overhead insulated distribution lines in the utility model.

Fig. 3 is a schematic diagram of the wiring of the disconnection quick connection device of the overhead insulated distribution line in the utility model.

Component designation description

1 case

2 drive shaft

3 first drive shaft

4 Second drive shaft

5 First tow hitch

6 Second tow hitch

7 first wire rope

8 Second wire rope

9 Turn the wrench

10 drive motor

11 drive gear

12 driven gear

13 Active synchronous wheel

14 driven synchronous wheel

15 timing belt

16 Disconnect

17 cable clamp

171 Buckle

detailed description

Preferred embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.

As shown in Figure 1 or Figure 2, the utility model provides a disconnection quick connection device for overhead insulated distribution lines, including a housing 1, a transmission shaft 2, a first drive shaft 3, a second drive shaft 4, and a first traction hook 5 and the second traction hook 6, the transmission shaft 2, the first drive shaft 3 and the second drive shaft 4 all extend forward and backward, so the transmission shaft 2, the first drive shaft 3 and the second drive shaft 4 are parallel to each other, And the first drive shaft 3 and the second drive shaft 4 are respectively located on the left and right sides of the transmission shaft 2 . The transmission shaft 2 , the first drive shaft 3 and the second drive shaft 4 are all rotatably installed in the housing 1 through bearings. The transmission shaft 2 is connected with the first drive shaft 3 through the first transmission mechanism, and drives the first drive shaft 3 to rotate synchronously and reversely (that is, the rotation direction of the transmission shaft 2 is opposite to that of the first drive shaft 3), and the transmission The rotating shaft 2 is connected with the second driving shaft 4 through the second transmission mechanism, and drives the second driving shaft 4 to rotate in the same direction synchronously (that is, the rotating direction of the transmission rotating shaft 2 is the same as that of the first driving shaft 3); the first driving shaft 3 is wound with a first steel wire rope 7, the outer end of the first steel wire rope 7 passes through the right side of the casing 1 to the right and is fixed with the first traction hook 5, and the second drive shaft 4 is wound with The second steel rope 8, the outer end of the second steel rope 8 passes through from the left side of the casing 1 to the left and is fixed with the second traction hook 6; when the transmission shaft 2 rotates, the first traction hook 5 and the second towing hook 6 can move back or towards each other.

The steps for wiring using the disconnection quick connection device of the above-mentioned overhead insulated distribution line are as follows:

1. Cut off the power in the area where the disconnection point is located, and the electrician stands on the lift truck, and installs the disconnection quick connection device of the overhead insulated distribution line on the top of the utility pole.

2. Turn the transmission shaft 2 in the forward direction, and the first drive shaft 3 and the second drive shaft 4 rotate in opposite directions, so that the right side of the first steel wire rope 7 casing 1 is moved out to the right, and the second steel wire rope 8 is moved out of the left side of the casing 1. Move out to the left, so the first traction hook 5 and the second traction hook 6 move back in a direction away from the shell 1 until they move to the broken line 16.

3. Install wire clamps 17 at the ends of the two broken wires 16. As shown in Figure 3, the wire clamps 17 have buckles 171; connect the first traction hook 5 and the second traction hook 6 with the two The hasp 171 on the wire clamp 17 is connected.

4. Rotate the transmission shaft 2 in the opposite direction, the first drive shaft 3 and the second drive shaft 4 rotate in opposite directions, so that the first steel wire rope 7 moves to the left into the casing 1, and the second steel wire rope 8 moves to the right into the casing 1 Therefore, the first traction hook 5 and the second traction hook 6 move toward each other in a direction close to the casing 1, as shown in Figure 3, and simultaneously move the two broken wires 16 to approach the overhead insulated power distribution line in the utility model The directions of the housing 1 of the broken wire quick connection device move in opposite directions to realize two-way tightening, thereby improving the efficiency of wire tightening, and then realizing the quick connection of broken wires 16 .

Further, a connecting buckle can be provided on the housing of the overhead insulated distribution line disconnection quick connection device for detachable connection at the top of the utility pole; The top of the utility pole; After the broken wire 16 is continued and connected, release the connection of the housing and the top of the utility pole by the connecting buckle, and take off the disconnection quick connection device of the overhead insulated distribution line.

As shown in Figure 1 or Figure 2, the structure of the first transmission mechanism is: the first transmission mechanism includes a driving gear 11 fixed on the transmission shaft 2 and a driven gear 12 fixed on the first drive shaft 3, the driving The gear 11 meshes with the driven gear 12 to realize that when the transmission rotating shaft 2 and the first driving shaft 3 are rotating, the rotation directions of the two are opposite. The structure of the second transmission mechanism is: the second transmission mechanism includes a driving synchronous wheel 13 fixed on the transmission rotating shaft 2, a driven synchronous wheel 14 fixed on the second drive shaft 4, and connecting the driving synchronous wheel 13 and the driven synchronous wheel 13. The synchronous belt 15 of the dynamic synchronous wheel 14 realizes that when the transmission rotating shaft 2 and the second drive shaft 4 rotate, both of them rotate in the same direction.

In addition, there are two driving modes for the rotation of the transmission shaft 2: Mode 1, manual drive. At this time, as shown in FIG. It is fixed in the rotating wrench 9, and the rotating wrench 9 can be rotated by hand to drive the transmission rotating shaft 2. Mode 2, as shown in FIG. 2 , it also includes a mounting plate fixed to the housing 1 and a drive motor 10 fixed to the mounting plate. One end of the transmission shaft 2 is located outside the housing 1 and connected to the output shaft of the drive motor 10 Fixed, the drive motor 10 rotates to drive the transmission rotating shaft 2 to rotate.

In summary, the disconnection quick connection device for overhead insulated distribution lines involved in the utility model can be operated by a single person on the utility pole to realize two-way tightening and fixing of the disconnection point of the wire, which is convenient for quick connection of the wire at the disconnection point. connection to improve power supply reliability.

Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial application value.

The above is a detailed introduction of a disconnection quick connection device for overhead insulated distribution lines provided by the embodiment of the present invention. There will be changes in the above. In summary, the content of this specification should not be understood as a limitation of the utility model. Any changes made according to the design concept of the utility model are within the protection scope of the utility model.

Claims (5)

1. The fast splicing device 1. a kind of overhead insulating distribution line breaks, it is characterised in that：Including shell (1), drive shaft (2), the first drive shaft (3), the second drive shaft (4), the first traction hook (5) and the second traction hook (6), the drive shaft (2), the first drive shaft (3) and all front and rear extension of the second drive shaft (4), and the first drive shaft (3) and the second drive shaft (4) are respectively Positioned at the left and right sides of drive shaft (2), the drive shaft (2), the first drive shaft (3) and the second drive shaft (4) all pass through Bearing is installed in rotation in shell (1)；The drive shaft (2) passes through the first transmission mechanism and the first drive shaft (3) phase Connect and drive the first drive shaft (3) synchronous backward to rotate, the drive shaft (2) is driven by the second transmission mechanism and second Moving axis (4) is connected and drives the second drive shaft (4) synchronously to rotate in same direction；The first steel is wound with first drive shaft (3) Cord (7), the outer end of first steel wire rope (7) pass to the right rear drawn with described first from the right side of shell (1) and link up with (5) It is mutually fixed, it is wound with the second steel wire rope (8) on second drive shaft (4), the outer end of second steel wire rope (8) is from shell (1) left side is mutually fixed after passing to the left with the described second traction hook (6)；When drive shaft (2) rotates, described first leads Draw hook (5) and the second traction hook (6) can be backwards to motion or move toward one another.
2. The fast splicing device 2. overhead insulating distribution line according to claim 1 breaks, it is characterised in that：Also include turning Wrench (9), one end of the drive shaft (2) are located at the outside of shell (1) and are fixed in rotating spanner (9).
3. The fast splicing device 3. overhead insulating distribution line according to claim 1 breaks, it is characterised in that：Also include solid Installing plate and the motor (10) for being fixed on installing plate due to shell (1), one end of the drive shaft (2) is located at shell (1) outside is simultaneously mutually fixed with the output shaft of motor (10).
4. The fast splicing device 4. overhead insulating distribution line according to claim 1 breaks, it is characterised in that：Described first Transmission mechanism includes the driving gear (11) being fixed on drive shaft (2) and the driven tooth being fixed in the first drive shaft (3) Take turns (12), the driving gear (11) is meshed with driven gear (12).
5. The fast splicing device 5. overhead insulating distribution line according to claim 1 breaks, it is characterised in that：Described second Active synchronization wheel (13) that transmission mechanism includes being fixed on drive shaft (2), be fixed on it is driven same in the second drive shaft (4) Step wheel (14) and connection active synchronization wheel (13) and the timing belt (15) of driven synchronizing wheel (14).