CN211209120U

CN211209120U - Drainage wire support

Info

Publication number: CN211209120U
Application number: CN201922302886.6U
Authority: CN
Inventors: 张小龙; 方雄伟; 周磊; 金余丰; 钱斌; 张越; 山建冬
Original assignee: State Grid Zhejiang Longyou County Power Supply Co ltd; State Grid Corp of China SGCC; Quzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Current assignee: State Grid Zhejiang Longyou County Power Supply Co ltd; State Grid Corp of China SGCC; Quzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-07
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a drainage tool, need many people to cooperate the problem of operation when the cross arm to the drainage wire, a drainage wire support is provided, press from both sides including the cross arm, wire clamp and cross connector, be equipped with connecting pipe one on the interface of cross connector and press from both sides with the cross arm and be connected, at least one of other three interface of cross connector is equipped with connecting pipe two and is connected with the wire clamp, the cross arm presss from both sides including last chuck and lower chuck, it is L shape to go up the chuck, L shape's vertical portion and connecting pipe fixed connection, the one end of the horizontal part of L shape is towards vertical portion bending type and is become hook portion, the inboard of the vertical portion that the chuck was leaned on to lower chuck, lower chuck bottom links to each other with a sleeve, the sleeve cover is established on connecting pipe one, vertical recess that a plurality of depths differ is seted up on the lower chuck top, the utility model discloses can prop 3 drainage wires simultaneously at most, no longer need pull the drainage wire from the cross arm after using the.

Description

Drainage wire support

Technical Field

The utility model relates to a drainage instrument especially relates to a drainage wire support.

Background

In the traditional live working for replacing or repairing equipment, the load of the equipment is generally cut off, and meanwhile, in order to ensure the safety of the live working, a power supply side lead of the equipment is also required to be removed. With the rapid development of modern industry and the improvement of the living standard of people, the requirement of power users on the reliability of power supply is continuously improved, and the live-line change-over drainage wire technology is developed in order to reduce the power failure time and even not stop the power supply. The drainage wire method needs to replace the lead wires at the power supply side and the load side by the drainage wire, but does not need to cut off the equipment load, and can ensure the continuous and stable power supply of the power grid system.

The cross arm in the middle of can passing through when the drainage wire pulls the opposite side from one side, receives the hindrance of cross arm easily, and operating personnel needs many people to cooperate to pull off the drainage wire from the cross arm and make the drainage wire pass through smoothly, consuming time and wasting power, need the appurtenance of an ideal to expand the drainage wire to come according to this.

Disclosure of Invention

The utility model discloses an overcome the problem that drainage wire needs many people to cooperate the operation when the cross arm, provide a drainage wire support, the support has four interfaces, an interface connects the cross arm to press from both sides to fix the support on the cross arm, 3 interfaces connect 1-3 electric clamps as required in addition, can strut 3 drainage wires at most simultaneously, no longer need pull the drainage wire from the cross arm after using the drainage wire support, also can accomplish the operation alone, labour saving and time saving.

In order to achieve the purpose, the utility model adopts the following technical scheme that the drainage wire support comprises a cross arm clamp, a wire clamp and a cross connector, a connecting pipe I is arranged on one interface of the cross connector and is connected with the cross arm clamp, at least one of the other three interfaces of the cross connector is provided with a connecting pipe II and is connected with the wire clamp, the cross arm clamp comprises an upper clamp head and a lower clamp head, the upper clamp head is L-shaped, the vertical part of L-shaped is fixedly connected with the connecting pipe I, one end of the horizontal part of L-shaped bends towards the vertical part to form a hook part, the lower clamp head is attached to the inner side of the vertical part of the upper clamp head, the bottom end of the lower clamp head is connected with a sleeve barrel, the sleeve barrel is sleeved on the connecting pipe I.

The cross connector is provided with four interfaces, one interface is connected with the cross arm clamp to fix the support on the cross arm, the other 3 interfaces are connected with 1-3 wire clamps according to needs, at most 3 drainage wires can be simultaneously propped open, after the drainage wire support is used, the drainage wires do not need to be pulled away from the cross arm, one person can complete the operation, time and labor are saved, the cross arm is generally L-shaped angle steel, one side of the angle steel extends into a groove of a lower chuck of the cross arm clamp, the grooves are different in depth and can adapt to angle steel with various widths, the other side of the angle steel is positioned on the inner side of the horizontal part, and the side of the angle steel falls into a hook part formed by bending the end part of the horizontal.

Preferably, the horizontal part of the upper chuck is of a telescopic structure, the horizontal part comprises a solid inner pipe and a hollow sleeve, the sleeve is fixedly connected with the vertical part, the inner pipe can move in the sleeve along the length direction to enable the total length formed by the inner pipe and the vertical part to be adjustable, a threaded through hole is formed in the wall of the sleeve close to the end part, and a bolt is screwed into the threaded through hole to abut against the inner pipe to fix the inner pipe and the sleeve. The length of the horizontal part is adjusted by moving the inner pipe in the sleeve, and the positioning is realized by the threaded through hole and the bolt at the end part of the sleeve, so that the structure is simple, and the operation is convenient.

Preferably, the inner tube is provided with a transverse elongated groove, the sleeve is provided with an elongated protrusion corresponding to the elongated groove, and the elongated protrusion is located in the elongated groove. The strip-shaped bulge is positioned in the strip-shaped groove and has the guiding function to prevent the inner tube from deviating.

Preferably, the sleeve of the lower chuck can move axially along the connecting pipe, a through hole is formed in the wall of the sleeve, and the fixing piece penetrates through the through hole and tightly abuts against the connecting pipe to fix the sleeve. If the distance between the upper chuck and the lower chuck is fixed, the cross arm clamp can only be sleeved from the end part to clamp the cross arm in the shape of the angle steel, and the middle of the angle steel cannot be moved when being clamped, so that the use is limited; the distance between the lower chuck and the upper chuck is adjustable, the lower chuck can be pulled open at any position of the cross arm, one side of the angle steel enters the groove and then moves up the lower chuck to a proper position for fixing, and the operation is convenient.

Preferably, the first connecting pipe is hollow and provided with a pressure spring, one second connecting pipe is collinear with the first connecting pipe, the second connecting pipe can extend into the first connecting pipe, a through hole is formed in the wall of the cross-shaped connector, and the fixing piece penetrates through the through hole and tightly abuts against the second connecting pipe to realize the fixation of the second connecting pipe. Set up like this and make two length of connecting pipe with a connecting pipe collineation can adjust, can adjust the interval of strutting of drainage wire according to actual conditions, use more nimble, range of application is wider.

The connecting pipe II can be detachably arranged, can be detached when not used and is placed in parallel with the connecting pipe, so that the occupied space is greatly reduced, and the carrying is convenient.

Preferably, the wire clamp is a quick clamp, and the inner wall of a chuck of the quick clamp is provided with protruding strips at intervals. The quick clamp is the prior art, and it has simple structure, simple installation's advantage. The protruding strips can increase the friction force between the drainage wire and the chuck, so that the clamping is firmer.

Therefore, the utility model discloses following beneficial effect has: (1) the cross connector is provided with four interfaces, one interface is connected with the cross arm clamp to fix the bracket on the cross arm, the other 3 interfaces are connected with 1-3 wire clamps according to needs, 3 drainage wires can be propped open at most simultaneously, the drainage wires do not need to be pulled away from the cross arm after the drainage wire bracket is used, and one person can complete the operation, thereby saving time and labor; (2) the horizontal part of the cross arm clamp is provided with a telescopic structure which can adjust the length of the horizontal part to adapt to the width of the angle steel; (3) the distance between the lower chuck and the upper chuck is adjustable, the lower chuck can be pulled open at any position of the cross arm, one side of the angle steel enters the groove and then the lower chuck is moved upwards to a proper position for fixing, and the operation is convenient; (4) the second connecting pipe can be detachably arranged and can be detached when not in use and is placed in parallel with the connecting pipe, so that the occupied space is greatly reduced, and the carrying is convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial schematic view of an inner tube and sleeve.

Fig. 3 is an exploded view of the present invention.

In the figure: 1. the cross arm clamp comprises a cross arm clamp body 2, a wire clamp body 21, a protruding strip 3, a cross connector 4, a first connecting pipe 41, a pressure spring 42, a pressure spring retainer ring 5, a second connecting pipe 51, a nylon connector 52, a movable sleeve 6, an upper clamping head 61, a vertical part 62, a horizontal part 621, an inner pipe 622, a sleeve pipe 623, a threaded through hole 624, an elongated groove 625, an elongated protrusion 63, a hook part 7, a lower clamping head 71, a sleeve 72 and a groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

As shown in figures 1 and 3, the drainage wire support comprises a cross arm clamp 1, a wire clamp 2 and a cross connector 3, wherein one connector of the cross connector 3 is provided with a first connecting pipe 4 fixedly connected with the cross arm clamp 1, the other three connectors of the cross connector 3 are respectively provided with a second connecting pipe 5 detachably connected with the wire clamp 2, and finally a cross drainage wire support is formed.

The lower jaw 7 is parallel to and abuts against the inside of the vertical portion 61 of the upper jaw 6. The top end of the lower chuck 7 is provided with 2 longitudinal grooves 72 with different depths for accommodating cross arms with different heights. The bottom end of the lower chuck 7 is connected with a sleeve 71, the sleeve 71 is sleeved on the first connecting pipe 4, the sleeve 71 of the lower chuck 7 can axially move along the first connecting pipe 4, a through hole is formed in the wall of the sleeve 71, and the fixing piece penetrates through the through hole and tightly abuts against the first connecting pipe 4 to fix the sleeve 71. When the sleeve 71 moves uppermost, i.e. hits the bottom of the vertical portion 61, the top end of the lower jaw 7 is almost close to the inside of the horizontal portion 62.

The connecting pipe I4 is hollow and is provided with a pressure spring 41 and a pressure spring retainer ring 41, one of the connecting pipes II 5 is collinear with the connecting pipe I4, the connecting pipe II 5 can extend into the connecting pipe I4, the wall of the cross-shaped connector 3 is provided with a through hole, and the fixing piece penetrates through the through hole and tightly supports the connecting pipe II 5 to realize the fixation. The two other connecting pipes 5 are detachably connected with the cross connector 3 through nylon connectors 51. The end parts of the 3 connecting pipes II 5 are connected with the wire clamp 2 through the movable sleeve 52, the wire clamp 2 is a commercially available quick clamp, a clamping head of the quick clamp is concave inwards to form a circular arc, and a plurality of rubber protruding strips 21 are arranged on the inner wall of the circular arc at intervals.

When the fixing device is used, the lower chuck 7 is firstly pulled open to enable one side of the cross arm to fall into the groove 72, then the lower chuck 7 is moved upwards to touch the vertical part 61, and the lower chuck 7 is fixed by using a fixing piece. Then, the inner tube 621 is moved so that the other side of the cross arm falls into the hook 63, and the inner tube 621 and the sleeve 622 are fixed by bolts. The drainage wire is then clamped away from the cross-arm and away from each other as needed using 1-3 wire clamps 2. After use, the clamps are loosened, the second connecting pipe 5 is disassembled and placed in parallel with the first connecting pipe 4, and the storage and carrying are convenient.

Claims

1. The utility model provides a drainage wire support, a serial communication port, including cross arm clamp (1), electric wire clamp (2) and cross connector (3), it is connected with cross arm clamp (1) to be equipped with connecting pipe (4) on the interface of cross connector (3), the other three interface at least one of cross connector (3) is equipped with connecting pipe two (5) and is connected with electric wire clamp (2), cross arm clamp (1) is including last chuck (6) and lower chuck (7), it is L shape to go up chuck (6), L shape vertical portion (61) and connecting pipe (4) fixed connection, the one end of L shape horizontal part (62) is buckled towards vertical portion (61) and is formed hook portion (63), lower chuck (7) are leaned on the inboard of vertical portion (61) of chuck (6), lower chuck (7) bottom links to each other with a sleeve (71), sleeve (71) cover is established on connecting pipe (4), longitudinal recess (72) that a plurality of different depths are seted up to lower chuck (7) top.

2. The drainage wire support according to claim 1, wherein the horizontal part (62) of the upper clamping head (6) is of a telescopic structure, the horizontal part (62) comprises a solid inner tube (621) and a hollow sleeve (622), the sleeve (622) is fixedly connected with the vertical part (61), the inner tube (621) can move in the sleeve (622) along the length direction to enable the total length formed by the inner tube and the sleeve to be adjustable, a threaded through hole (623) is formed in the wall of the sleeve (622) close to the end part, and a bolt is screwed into the threaded through hole (623) to abut against the inner tube (621) to fix the inner tube (621) and the sleeve (622).

3. The drainage wire support according to claim 2, wherein the inner tube (621) is provided with a transverse elongated groove (624), the sleeve (622) is provided with an elongated protrusion (625) corresponding to the elongated groove, and the elongated protrusion (625) is positioned in the elongated groove (624).

4. The drainage wire support according to claim 1, 2 or 3, wherein the sleeve (71) of the lower chuck (7) can move axially along the first connecting tube (4), the wall of the sleeve (71) is provided with a through hole, and the fixing member passes through the through hole and tightly abuts against the first connecting tube (4) to fix the sleeve (71).

5. The drainage wire bracket as claimed in claim 1, wherein the connecting tube I (4) is hollow and provided with a pressure spring (41), one connecting tube II (5) is collinear with the connecting tube I (4), the connecting tube II (5) can extend into the connecting tube I (4), the wall of the cross-shaped connector (3) is provided with a through hole, and the fixing member passes through the through hole and tightly abuts against the connecting tube II (5) to fix the connecting tube II (5).

6. The drainage wire bracket as claimed in claim 1, wherein the second connecting pipe (5) is detachably connected with the cross connector (3).

7. The drainage wire bracket according to claim 1, characterized in that the wire clamp (2) is a quick clamp, and the inner wall of the clamping head of the quick clamp is provided with protruding strips (21) at intervals.