CN210897681U - J-shaped wire clamp wiring device for fixing branch wire - Google Patents

Abstract

A J-clamp termination for securing a branch, comprising: a main body (1), wherein the main body (1) is used for placing a J-shaped wire clamp (2); a spur fixation module (3), the spur fixation module (3) comprising: the branch clamping arm (30), the branch clamping arm (30) is hinged to the main body (1); the traction handle (31) is hinged to the main body (1), and the traction handle (31) is connected with the branch line clamping arm (30) through a traction spring (32); a stop rail (33), the stop rail (33) being used to stop the rotation of the pulling handle (31). The branch fixing module comprises a branch clamping arm and a traction handle, and the traction handle can be connected with the branch clamping arm through a traction spring to reliably clamp and fix the branch, so that convenience is provided for wire connection work.

Description

J-shaped wire clamp wiring device for fixing branch wire

Technical Field

The utility model relates to an electric power operation field specifically relates to the J molded lines clamp termination of fixed branch line.

Background

The J-type wire clamp is used as an electric power splicing fitting for connecting two wires to form an electric path, wherein the two wires are generally called a main wire and a branch wire respectively. J type clamp comprises 2J components and 1 bolt that have the voussoir, and J type clamp has adopted the invariable contact pressure technique of wedge, and the fore-and-aft fastening force of bolt and the power of two J component horizontal actions on leading the line are mutual noninterference, even the spring shim of bolt loses elasticity in service gradually, and fastening force descends to some extent, but the contact behavior can not receive obvious influence, and receives the influence of environment and operating temperature for a short time.

The existing wiring tool for the J-shaped wire clamp electric operation is not designed with a structure for fixing the branch lead, so that the branch lead can be separated from the correct guide groove position and even fall off from the side surface of the J-shaped wire clamp 2 in the process of clamping and screwing the J-shaped wire clamp, and inconvenience is brought to the lead connection work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that the wiring tool that is used for the J molded lines to smuggle electric operation secretly lacks the structure that is used for fixed branch line that prior art exists, provide a J molded lines clamp termination of fixed branch line, the J molded lines clamp termination of this fixed branch line is provided with the fixed module of branch line, and the fixed module of this branch line includes branch line centre gripping arm, pulls the handle, and it is fixed in order to provide reliable centre gripping to the branch line through pulling spring coupling branch line centre gripping arm to pull the handle, thereby it provides convenience to continue work for the wire.

In order to achieve the above object, an embodiment of the present invention provides a J-clamp wiring device of a fixed branch line, including:

the main body is used for placing a J-shaped wire clamp;

a spur fixation module, the spur fixation module comprising:

the branch clamping arm is hinged to the main body;

the traction handle is hinged to the main body and is connected with the branch line clamping arm through a traction spring;

and the stopping cross bar is used for stopping the rotation of the traction handle.

Preferably, the towing handle includes:

the rotating arm is hinged to the main body and provided with a through groove;

the fixed cross rod is connected with the rotating arm;

the rotating head is rotatably arranged on the fixed cross rod and is connected with a threaded transmission rod;

the movable cross rod is in threaded connection with the threaded transmission rod;

and one end of the connector is connected with the movable cross rod, and the other end of the connector protrudes out of the through groove and is connected with the traction spring.

Preferably, the spur fixing module comprises a torsion spring and/or a return spring for returning the spur clamping arm to an initial position.

Preferably, the J-clamp wiring device of the fixed branch further comprises a main guide wire guide bracket for contacting and guiding a main guide wire into the J-clamp.

Preferably, the main body has two opposite vertical arms, and a movable support cross bar is arranged on the vertical arms and used for hanging the J-shaped wire clamp.

Preferably, the support bar is hinged to the body, and the J-clamp wiring device of the fixed branch further comprises an extension spring for keeping the support bar horizontal.

Preferably, the support bar is horizontally disposed on the main body, the support bar has a wedge-shaped slope facing downward, and the J-clamp wiring device of the fixed branch further includes a compression spring for returning the support bar to an initial position.

Preferably, the J-clamp wiring device for fixing the branch line further includes a limiting member disposed on the main body, and the limiting member is used for maintaining an opening degree of the J-clamp.

Preferably, the stop member is a spring plunger.

Preferably, the J-clamp wiring device of the fixed branch further includes an insulating rod connected to a bottom of the body.

Preferably, the J-clamp wiring device of the fixed branch further includes a hook connected to the main body.

Through the technical scheme, the utility model discloses an embodiment provides a J type wire clamp termination of fixed branch line is provided with the fixed module of branch line, and this fixed module of branch line includes branch line centre gripping arm, pulls the handle, and it is fixed in order to provide reliable centre gripping to the branch line through pulling spring coupling branch line centre gripping arm to pull the handle to it provides convenience to continue work for the wire.

Drawings

Fig. 1A shows one of the schematic structural diagrams of the main body of the J-clamp wiring device of the fixed branch according to an embodiment of the present invention;

fig. 1B shows a second schematic structural diagram of a main body of a J-clamp wiring device for fixing a branch according to an embodiment of the present invention;

fig. 2A illustrates one of the state diagrams (unlocked state) of a branch fixing module of a J-clamp wiring device for fixing a branch according to an embodiment of the present invention;

fig. 2B shows a second state diagram (locking state) of a branch fixing module of the J-clamp wiring device for fixing a branch according to an embodiment of the present invention;

fig. 3A is a schematic diagram of a pulling grip of a J-clamp wiring device for a fixed branch according to an embodiment of the present invention;

fig. 3B shows one of the state diagrams (the loosest state) of the pulling grip of the J-clamp wiring device of the fixed branch provided according to an embodiment of the present invention;

fig. 3C shows a second state diagram (tightest state) of the pulling handle of the J-clamp wiring device of the fixed branch according to the embodiment of the present invention;

fig. 4A is a schematic structural view of a support cross bar of a J-clamp wiring device for fixing a branch according to an embodiment of the present invention;

fig. 4B shows a schematic view of the state of the support cross-bar of the J-clamp termination of a fixed leg (in clamp disengagement) provided in accordance with an embodiment of the present invention;

fig. 5A is a schematic structural view of a support rail of a J-clamp termination device for a fixed branch according to another embodiment of the present invention;

fig. 5B is a schematic view showing a state of a support cross bar of a J-clamp wiring device for fixing a branch according to another embodiment of the present invention;

fig. 6A is a schematic structural diagram illustrating a limiting member of a J-clamp wiring device for fixing a branch according to an embodiment of the present invention;

FIG. 6B shows a cross-sectional view taken along the line A-A in FIG. 4A;

fig. 6C illustrates a cross-sectional view of a stop of a J-clamp wiring device for fixing a branch, provided in accordance with an embodiment of the present invention;

fig. 7A shows one of the schematic structural diagrams of a J-clamp wiring device for fixing a branch according to an embodiment of the present invention (before wiring is completed);

fig. 7B is a second schematic diagram (after completing the wiring) illustrating the state of the J-clamp wiring device for fixing the branch according to the embodiment of the present invention.

Description of the reference numerals

A branch line and B main conductor line

1 main body 2J type wire clamp

3 fixed module 4 leading wire guide bracket of branch line

5 vertical support arm 6 support cross bar

7 extension spring 8 compression spring

9 locating part 10 insulator spindle

11 couple 30 branch line centre gripping arms

31 pulling handle 32 pulling spring

33 stop crossbar 34 return spring

310 rotating arm 311 fixed cross bar

312 rotating head 313 screw drive rod

314 movable cross bar 315 connector

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Fig. 1A shows one of the schematic structural diagrams of the main body of the J-clamp wiring device of the fixed branch according to the embodiment of the present invention, and fig. 1B shows the second schematic structural diagram of the main body of the J-clamp wiring device of the fixed branch according to the embodiment of the present invention. As shown in fig. 1A and 1B, embodiments of the present invention provide a J-clamp wiring device of a fixed branch, including:

the J-shaped wire clamp comprises a main body 1, wherein a J-shaped wire clamp 2 is placed on the main body 1;

the branch fixing module 3 and the branch fixing module 3 can be used for clamping and fixing the branch A.

Fig. 2A shows one of the state diagrams (the unlocking state) of the branch fixing module of the J-clamp wiring device for fixing a branch according to the embodiment of the present invention, and fig. 2B shows the second state diagram (the locking state) of the branch fixing module of the J-clamp wiring device for fixing a branch according to the embodiment of the present invention. In an embodiment of the present invention, as shown in fig. 2A and 2B, specifically, the branch fixing module 3 of the J-clamp wiring device for fixing the branch may include:

the branch clamping arm 30, the branch clamping arm 30 can be hinged on the main body 1;

the traction handle 31 can be hinged on the main body 1, and the traction handle 31 can be connected with the branch line clamping arm 30 through a traction spring 32;

a stop rail 33, the stop rail 33 may be used to stop the rotation of the tow handle 31.

Those skilled in the art can understand that the J-shaped wire clamp 2 is locked and fixed after being clamped, and the state of the branch fixing module 3 is shown in fig. 2A; an operator inserts the branch line a with the insulating layer stripped into a branch line clamping opening of the J-shaped wire clamp 2, and then manually rotates the traction handle 31 to drive the branch line clamping arm 30 to rotate towards the branch line a, so that the branch line a is clamped and fixed in cooperation with the J-shaped wire clamp 2 which is locked and fixed, and at the moment, the state of the branch line fixing module 3 is as shown in fig. 2B. When the traction handle 31 rotates to the position of the stop cross bar 33, the traction handle is prevented from further rotating by the stop cross bar 33, and the vertical component force of the traction spring 32 on the traction handle 31 is downward, so that the stress of the traction handle 31 is balanced, and the rotation cannot occur, thereby realizing the clamping and fixing of the branch line A.

Fig. 3A shows a schematic structural diagram of a traction handle of a J-clamp wiring device of a fixed branch according to an embodiment of the present invention, fig. 3B shows one of state diagrams (the loose state) of the traction handle of the J-clamp wiring device of the fixed branch according to an embodiment of the present invention, and fig. 3C shows a second state diagram (the tight state) of the traction handle of the J-clamp wiring device of the fixed branch according to an embodiment of the present invention. As shown in fig. 3A, 3B and 3C, in an embodiment of the present invention, the pulling handle 31 of the branch fixing module 3 of the J-clamp wiring device for fixing a branch may include:

the rotating arm 310 is hinged to the main body 1, and a through groove is formed in the rotating arm 310;

a fixed cross bar 311, the fixed cross bar 311 being connected to the rotating arm 310;

a rotating head 312, the rotating head 312 is rotatably disposed on the fixed cross bar 311, the rotating head 312 may be connected with a threaded transmission rod 313;

a movable cross bar 314, wherein the movable cross bar 314 can be in threaded connection with a threaded transmission rod 313;

and a connector 315, one end of the connector 315 can be connected with the movable cross bar 314, and the other end protrudes out of the through groove on the rotating arm 310 and is connected with the traction spring 32.

It will be understood by those skilled in the art that the branch line a for wiring is of different types and diameters, and if the diameter of the branch line a is small, so that the branch line clamping arm 30 still fails to clamp and fix the branch line a when the pulling handle 31 is rotated to the stopping cross bar 33, the branch line a may be separated from the correct guiding groove position and even fall off from the side of the J-shaped wire clamp 2, which will certainly interfere with the normal wiring work. To the above technical problem, the utility model discloses an embodiment provides a fixed branch's J-shaped clamp termination's pull handle 31 adopts screw rod drive's structure, utilizes screw transmission pole 313 and removal horizontal pole 314's screw drive for pull handle 31 and rotate backstop horizontal pole 33 department after, still can further pull branch line centre gripping arm 30 and continue to rotate to branch line A and fix until the centre gripping. Specifically, the operator may rotate the rotary head 312, and drive the movable cross bar 314 through the screw thread of the screw thread transmission rod 313 to move the movable cross bar 314, which in turn drives the connection head 315 to move in the through groove of the rotary arm 310 to pull the branch clamping arm 30 to rotate continuously through the pulling spring 32. Fig. 3B and 3C show the pull handle 31 gripping the branch line a in the loosest and tightest state, respectively. In this way, the utility model discloses a J type wire clamp termination of fixed branch line that embodiment provided not only can provide reliable centre gripping fixed to branch line A, can also be applicable to the branch line A of different models, line footpath, and further the work of continuing for the wire provides convenience.

As shown in fig. 2A and 2B, in an embodiment of the present invention, the branch fixing module 3 of the J-clamp wiring device for fixing a branch according to an embodiment of the present invention may further include a torsion spring (not shown) and/or a return spring 34 for returning the branch clamping arm 30 to an initial position. When the J-clamp 2 is disengaged from the body 1 and the wire connection operation is completed, the pulling handle 31 is rotated to return to the initial position, and the branch clamping arm 30 is rotated back to the initial position shown in fig. 2A by the torsion spring (not shown) and/or the return spring 34, so as to be ready for the next wire connection operation. It is noted that as shown in fig. 2B, the branch line holding arm 30 holds the fixed branch line a under the pulling action of the pulling spring 32, but its vertical component force to the branch line a is small, and therefore, it does not hinder the J-clamp 2 from being detached from the body 1.

As shown in fig. 1A and 1B, in an embodiment of the present invention, the J-type wire clamp wiring device of the fixed branch line may further include a main guide bracket 4, and the main guide bracket 4 is used for contacting and guiding the main guide line B to enter the J-type wire clamp 2. Lift up whole device and peel off the position of insulating layer on towards leading wire B at operating personnel to make the position of peeling off the insulating layer on leading wire B get into the in-process in the leading wire nip of J type fastener 2, leading wire guide bracket 4 can help operating personnel more conveniently, faster with leading wire B card income J type fastener 2, for operating personnel's work provides convenience, is favorable to the smooth completion of wiring work.

Fig. 4A shows a schematic structural diagram of a supporting cross rod of a J-shaped wire clamp wiring device of a fixed branch according to the present invention, and fig. 4B shows a schematic state diagram of a supporting cross rod of a J-shaped wire clamp wiring device of a fixed branch according to the present invention (in wire clamp detachment). As shown in fig. 4A and 4B, the main body 1 of the J-clamp wiring device of the fixed branch may have two opposite vertical arms 5, and a movable support cross bar 6 is disposed on the vertical arms 5, and the support cross bar 6 may be used for suspending the J-clamp 2.

As shown in fig. 4A, in an embodiment of the present invention, the supporting cross bar 6 of the J-clamp wiring device of the fixed branch may be hinged to the main body 1, and the J-clamp wiring device of the fixed branch further includes an extension spring 7 for keeping the supporting cross bar 6 horizontal. The joint of the extension spring 7 and the support cross rod 6 is positioned at one side of the hinge shaft of the support cross rod 6, and the pulling force of the extension spring 7 on the support cross rod 6 and the resistance of the main body 1 on the support cross rod 6 enable the support cross rod 6 to be kept horizontal, so that the J-shaped wire clamp 2 is supported and suspended. And, as shown in fig. 4B, when the J-clamp 2 is disengaged from the main body 1 upward, the support bar 6 can rotate along with it to avoid obstructing the disengagement of the J-clamp 2, and after the wire connection is completed, the support bar 6 rotates back to the initial position shown in fig. 4A under the tensile force of the tension spring 7, so as to prepare for the next wire connection.

Fig. 5A shows a schematic structural diagram of a supporting cross rod of a J-clamp wiring device of a fixed branch according to another embodiment of the present invention, and fig. 5B shows a schematic state diagram of a supporting cross rod of a J-clamp wiring device of a fixed branch according to another embodiment of the present invention. As shown in fig. 5A and 5B, in another embodiment of the present invention, the support rail 6 of the J-clamp wiring device of the fixed branch may be horizontally disposed on the main body 1, the support rail 6 may have a wedge-shaped slope facing downward, and the J-clamp wiring device of the fixed branch may further include a compression spring 8 for returning the support rail 6 to an initial position. When the J-shaped wire clamp 2 is separated from the main body 1 upwards, the wedge-shaped inclined surface of the support cross rod 6 is stressed and pushed to avoid obstructing the separation of the J-shaped wire clamp 2, and after the wire connection is completed, the support cross rod 6 is pushed back to the initial position shown in fig. 5A under the action of the pushing force of the compression spring 8 to prepare for the next wire connection work.

Fig. 6A shows a schematic structural diagram of a spring plunger of a J-clamp wiring device for fixing a branch line provided in accordance with an embodiment of the present invention, fig. 6B shows a cross-sectional view cut along a-a direction in fig. 6A, and fig. 6C shows a cross-sectional view of a limiting part of a J-clamp wiring device for fixing a branch line provided in accordance with an embodiment of the present invention. As shown in fig. 6A, 6B and 6C, the J-clamp wiring device for fixing a branch further includes a limiting member 9 that can be disposed on the main body, and the limiting member 9 is used to maintain an opening degree of the J-clamp 2, so that a portion of the main conductor B, from which the insulating layer is stripped, enters a main conductor clamp opening of the J-clamp 2. Specifically, as shown in fig. 6C, the limiting member 9 may be a spring plunger, an end of which is provided with a ball, and an inside of which is provided with a spring. As shown in fig. 6B, when the J-shaped wire clamp 2 is placed into the main body 1, the outer wall of the J-shaped wire clamp 2 may be pressed by the balls at the end of the spring plunger through external force until the spring plunger is located in the cavity of the J-shaped wire clamp 2, and at this time, the balls at the end of the spring plunger may limit the movement of a single J element in the J-shaped wire clamp 2, so as to maintain the opening degree of the J-shaped wire clamp 2, which is beneficial for the main guide wire B to enter the main guide wire clamp opening of the J-shaped wire clamp.

Fig. 7A shows one of the state diagrams (before the wiring is completed) of the J-clamp wiring device of the fixed branch according to the embodiment of the present invention, and fig. 7B shows the second state diagram (after the wiring is completed) of the J-clamp wiring device of the fixed branch according to the embodiment of the present invention. As shown, the J-clamp wiring device for fixing the branch line may further include an insulating rod 10 connected to the bottom of the body 1. The insulating rod 10 is used for wiring work of an overhead line, and an operator lifts the whole apparatus by using the insulating rod 10 to perform wire splicing. Preferably, the insulating rod 10 may be a multi-segment insulating rod.

As shown in fig. 7A or 7B, when the J-shaped wire clamp wiring device of the fixed branch provided by the embodiment of the present invention is in use, an operator can put the J-shaped wire clamp 2 into the main body 1, and the J-shaped wire clamp 2 is located between the two vertical support arms 5 and suspended on the support cross bar 6; then, the J-shaped wire clamp 2 is locked and fixed, and the branch line A is inserted into a branch line clamp opening; an operator lifts the whole device, faces the part of the main conductor B where the insulating layer is stripped, captures the main conductor B and enables the main conductor B to enter a main conductor clamping opening of the J-shaped wire clamp 2; then, the J-shaped wire clamp 2 is screwed down to realize the electrical conduction of the branch wire a and the main wire B, and at the moment, the state of the J-shaped wire clamp wiring device for fixing the branch wire is shown in fig. 7A; then, the locking and fixing of the J-shaped wire clamp 2 are released, finally, an operator forcibly pulls the J-shaped wire clamp wiring device of the fixed branch downwards to separate the J-shaped wire clamp 2 from the main body 1, at this time, the work of wire connection is smoothly completed, and the state of the J-shaped wire clamp wiring device of the fixed branch is as shown in fig. 7B.

The utility model discloses an embodiment provides a J type wire clamp termination of fixed branch line utilizes 3 centre gripping branch lines A of the fixed module of branch line so that it keeps in the branch line presss from both sides the mouth correct guide slot position, has not only guaranteed the completion quality with the work of working a telephone switchboard, and it is very simple and convenient to operate moreover, and operating personnel's work efficiency is greatly improved to the easy starting.

As shown in fig. 7A and 7B, in an embodiment of the present invention, the J-clamp wiring device of the fixed branch line may further include a hook 11 connected to the main body 1. The hook 11 can be used to hang the J-clamp wiring device of the fixed branch at a place, providing convenience for the operator, especially in high-altitude operations.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims (11)

1. A J-clamp termination for branch line retention, comprising:

a main body (1), wherein the main body (1) is used for placing a J-shaped wire clamp (2);

a spur fixation module (3), the spur fixation module (3) comprising:

the branch clamping arm (30), the branch clamping arm (30) is hinged to the main body (1);

the traction handle (31) is hinged to the main body (1), and the traction handle (31) is connected with the branch line clamping arm (30) through a traction spring (32);

a stop rail (33), the stop rail (33) being used to stop the rotation of the pulling handle (31).

2. A J-clamp termination of a fixed branch according to claim 1, characterised in that the pulling handle (31) comprises:

the rotating arm (310) is hinged to the main body (1), and a through groove is formed in the rotating arm (310);

a fixed cross bar (311), wherein the fixed cross bar (311) is connected with the rotating arm (310);

a rotating head (312), the rotating head (312) being rotatably disposed on the fixed cross bar (311), the rotating head (312) having a threaded drive rod (313) connected thereto;

a movable cross bar (314), wherein the movable cross bar (314) is in threaded connection with the threaded transmission rod (313);

the connector (315), one end of the connector (315) with remove horizontal pole (314) and be connected, the other end salient in lead to the groove and with traction spring (32) are connected.

3. J-clamp termination according to claim 2, characterised in that the spur fixation module (3) comprises a torsion spring and/or a return spring (34) for returning the spur clamping arm (30) to an initial position.

4. The J-clamp termination of a fixed branch according to claim 1, further comprising a main conductor guide bracket (4), the main conductor guide bracket (4) for contacting and guiding a main conductor into the J-clamp (2).

5. A branch line J-clamp termination according to claim 1, characterised in that the body (1) has two opposite vertical arms (5), and that the vertical arms (5) are provided with a movable support rail (6), and that the support rail (6) is used to suspend the J-clamp (2).

6. A J-clamp termination of fixed legs according to claim 5, characterised in that the support crossbar (6) is hinged on the body (1), the J-clamp termination further comprising an extension spring (7) for keeping the support crossbar (6) horizontal.

7. A branch-fixing J-clamp wiring device according to claim 5, characterized in that the support bar (6) is horizontally arranged on the body (1), the support bar (6) having a wedge-shaped slope facing downwards, the branch-fixing J-clamp wiring device further comprising a compression spring (8) for returning the support bar (6) to an initial position.

8. The J-clamp junction device of a fixed branch according to claim 1, further comprising a stopper (9) provided on the main body (1), the stopper (9) maintaining an opening degree of the J-clamp (2).

9. A J-clamp termination according to claim 8, characterised in that the stop (9) is a spring plunger.

10. A branch line J-clamp termination according to claim 1, further comprising an insulating rod (10) connected to the bottom of the body (1).

11. A J-clamp termination of a fixed branch according to claim 1, characterised in that it further comprises a hook (11) connected to the body (1).

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