CN110544918A - fixing device of cable intermediate head - Google Patents

Abstract

The application discloses a fixing device for a cable intermediate joint, comprising: a device main body and a clamping mechanism; the device main body is a hollow structure, and first threading holes are respectively arranged on both sides; each first threading hole is equipped with a clamping mechanism The clamping mechanism includes: a rotating component, a first transmission assembly, a second transmission assembly, a first slider, a first connecting rod, a connecting piece and a clamping piece; the rotating component is rotatably arranged at the first threading hole, and The second threading hole matched with the first threading hole is provided on the rotating part; the first transmission assembly is rotationally connected with the rotating part; the second transmission assembly is threadedly connected with the first transmission assembly; the first slider is slidably arranged on the main body of the device On the inner side wall of the , and the first slider is connected with the second transmission assembly through the first connecting rod; the connecting piece is connected with the first slider; When subjected to external force, there will be a technical problem of loosening at the connection between the cable and the cable connector.

Description

Fixing device for cable middle joint

technical field

The present application relates to the technical field of cable fittings, in particular to a fixing device for a cable intermediate joint.

Background technique

With the rapid development of power cable line construction, it has been widely used as a cable intermediate joint to realize power cable connection.

When the existing cable intermediate connector is subjected to external force, loosening will occur at the connection between the cable wire and the cable connector.

Contents of the invention

In view of this, the present application provides a fixing device for the cable intermediate joint, which solves the technical problem that the existing cable intermediate joint will loosen at the connection between the cable and the cable joint when the cable is subjected to external force.

The application provides a fixing device for a cable intermediate joint, including: a device main body and a clamping mechanism;

The main body of the device is formed by connecting two frames, and the main body of the device is a hollow structure, and first threading holes for cables to pass through are respectively provided on both sides;

Each of the first threading holes is equipped with the clamping mechanism;

The clamping mechanism includes: a rotating component, a first transmission assembly, a second transmission assembly, a first slider, a first connecting rod, a connecting piece and a clamping piece;

The rotating part is rotatably arranged at the first threading hole, and the rotating part is provided with a second threading hole matched with the first threading hole;

The first transmission assembly is rotatably connected to the rotating component;

The second transmission assembly is threadedly connected to the first transmission assembly;

The first slider is slidably arranged on the inner side wall of the device main body, and the first slider is connected to the second transmission assembly through the first connecting rod;

The connecting piece is connected to the first slider and is arranged at an acute angle with the first connecting rod;

The clamping part is arranged on the connecting part.

Optionally,

The first transmission assembly includes: a rack, a gear and a rotating rod;

The rotating part is a hollow structure;

The rack is assembled on the inner side wall of the rotating part, and the shape of the rack matches the shape of the rotating part;

the gear meshes with the rack;

The rotating rod is assembled on the device main body, and the rotating rod is fixedly connected with the gear.

Optionally,

The second transmission assembly includes: a second connecting rod and a moving block;

The rotating rod is provided with an internal thread;

The second connecting rod is provided with an external thread that cooperates with the internal thread;

The moving block is fixedly installed on the second connecting rod.

Optionally,

The connecting piece includes: a third connecting rod;

Both ends of the third connecting rod are respectively connected to the first slider and the clamping member.

Optionally,

The connecting piece includes: a third connecting rod, a second slider and a guide rod;

The guide rod is assembled on the inner side wall of the device main body;

Both ends of the third connecting rod are respectively connected to the first slider and the second slider;

The second sliding block is slidably arranged on the guide rod, and the second sliding block is connected with the clamping piece.

Optionally,

The first sliding block is slidably disposed in a groove provided on the inner side wall of the device main body.

Optionally,

The fixing device also includes: an elastic member with a preset compression amount;

The elastic component is arranged in the groove, and the first end is connected to the first slider, and the second end is connected to the inner side wall of the device main body.

Optionally,

The elastic component is specifically a spring.

Optionally,

The clamping member is specifically a curved plate;

The shape of the arc plate matches the shape of the cable.

Optionally,

The number of the first transmission assembly, the second transmission assembly, the first slider, the first connecting rod, the connecting piece and the clamping piece is two;

The first transmission assembly, the second transmission assembly, the first slider, the first connecting rod, the connecting piece and the clamping piece are all connected in one-to-one correspondence;

The two first transmission components are symmetrically distributed up and down.

As can be seen from the above technical solutions, the present application has the following advantages:

A fixing device for a cable intermediate joint provided by the present application includes: a device body and a clamping mechanism; the device body is formed by connecting two frames, and the device body is a hollow structure, and the two sides are respectively provided with holes for cables to pass through. The first threading hole; each first threading hole is equipped with a clamping mechanism; the clamping mechanism includes: a rotating part, a first transmission assembly, a second transmission assembly, a first slider, a first connecting rod, a connecting piece and a clamp The holder; the rotating part is rotatably arranged at the first threading hole, and the second threading hole matched with the first threading hole is arranged on the rotating part; the first transmission assembly and the rotating part are rotationally connected; the second transmission assembly and the second A transmission assembly is threaded; the first slider is slidably arranged on the inner wall of the device main body, and the first slider is connected to the second transmission assembly through the first connecting rod; the connecting piece is connected with the first slider, and is connected with the The first connecting rod is set at an acute angle; the clamping piece is set on the connecting piece.

When using the fixing device for the cable intermediate joint in this application, open the two frames to install the cable intermediate joint and the cable wires. After installation, connect the two frames. The joint is arranged in the main body of the device, and the cables can be protruded through the first threading hole and the second threading hole. When the rotating part is twisted, the rotating part drives the first transmission assembly to rotate, and the first transmission assembly drives the second transmission assembly to move axially , the movement of the second transmission assembly pushes the first slider to slide through the first connecting rod, and the sliding of the first slider is transmitted to the clamping part through the connecting part. Since the first connecting rod and the connecting part form an acute angle, the clamping The parts generally move in the vertical direction, so as to clamp the cable, prevent the cable from being pulled by force and cause the joint to loosen, and solve the problem that the existing cable intermediate joint will be damaged at the connection between the cable and the cable joint when the cable is subjected to external force. There was a technical problem with loosening.

Description of drawings

FIG. 1 is a schematic structural view of a fixing device for a cable intermediate joint in an embodiment of the present application;

Fig. 2 is a partial enlarged view of place A in Fig. 1;

Fig. 3 is a partial enlarged view of place B in Fig. 2;

Fig. 4 is a schematic diagram of clamping of the clamping member in the embodiment of the present application;

Wherein, the reference signs are as follows:

1. Device main body, 2. Cable, 3. Second slider, 4. Clamping piece, 5. Rotating rod, 6. Moving block, 7. Rotating part, 10. First slider, 11. Third connecting rod, 12. First connecting rod, 13 Elastic part, 14 guide rods, 15 gears, 16 racks, 17 second connecting rods.

Detailed ways

The embodiment of the present application provides a fixing device for a cable intermediate joint, which solves the technical problem that the existing cable intermediate joint will loosen at the connection between the cable and the cable joint when the cable is subjected to an external force.

The following will clearly and completely describe the technical solutions of the embodiments of the present application with reference to the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the present application, not all of them. Based on the embodiments in the embodiments of the present application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the embodiments of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer " and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, Constructed and operative in a particular orientation and therefore should not be construed as limiting to the embodiments of the present application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the embodiments of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a Replaceable connection, or integral connection, can be mechanical connection or electrical connection, direct connection or indirect connection through an intermediary, or internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the embodiments of the present application in specific situations.

First of all, some nouns or terms appearing in the process of describing the embodiments of this application are explained as follows:

Cable middle joint: the cable joint in the middle part of the cable line, which generally realizes the connection of segmental cables.

An embodiment of the present application provides an embodiment of a fixing device for a cable intermediate joint, please refer to FIG. 1 to FIG. 4 for details.

The fixing device of the cable intermediate joint in this embodiment includes: a device main body 1 and a clamping mechanism; the device main body is formed by connecting two frames, and the device main body is a hollow structure, and the two sides are respectively provided with holes for the cable 2 to pass through. The first threading hole; each first threading hole is equipped with a clamping mechanism; the clamping mechanism includes: a rotating part 7, a first transmission assembly, a second transmission assembly, a first slider 10, a first connecting rod 12, a connection Parts and clamping parts 4; the rotating part 7 is rotatably arranged at the first threading hole, and the rotating part 7 is provided with a second threading hole matched with the first threading hole; the first transmission assembly and the rotating part 7 are rotationally connected ; The second transmission assembly is threadedly connected to the first transmission assembly; the first slider 10 is slidably arranged on the inner side wall of the device body, and the first slider 10 is connected to the second transmission assembly through the first connecting rod 12; The piece is connected with the first slider 10 and is set at an acute angle with the first connecting rod 12; the clamping piece 4 is set on the connecting piece.

It should be noted that the structure of the first transmission assembly can be various, as long as the relative rotation between the first transmission assembly and the rotating component can be realized. The structure of the second transmission assembly can also be varied, as long as it can convert the rotation of the first transmission assembly into the axial movement of the second transmission assembly.

It can be understood that the shape of the rotating component 7 can be various, for example, a column shape, a cuboid shape, or a five-pointed star shape, which can be selected by those skilled in the art according to needs, and is not specifically limited here.

In consideration of the problems in the above-mentioned background technology, when the fixing device in this embodiment is in use, the two frames are opened to install the cable intermediate connector and the cable wire 2. After installation, the two frames are butted together. The main body 1 is a hollow structure, and the cable intermediate joint is arranged in the main body of the device. The cable 2 can protrude through the first threading hole and the second threading hole. When the rotating part 7 is twisted, the rotating part 7 drives the first transmission assembly to rotate. The first transmission component drives the second transmission component to move axially, the movement of the second transmission component pushes the first slider 10 to slide through the first connecting rod 12, and the sliding of the first slider 10 is transmitted to the clamping part 4 through the connecting piece, Due to the acute angle between the first connecting rod 12 and the connecting piece, the clamping piece 4 generally moves in the vertical direction, thereby clamping the cable 2, preventing the cable 2 from being pulled by force and causing the joint to loosen, which solves the existing problem When the cable intermediate joint is subjected to an external force on the cable 2, there will be a technical problem of loosening at the connection between the cable 2 and the cable joint.

The above is the first embodiment of a fixing device for a cable intermediate joint provided in the embodiment of the present application, and the following is the second embodiment of a fixing device for a cable intermediate joint provided in the embodiment of the present application. For details, please refer to Figures 1 to 4 .

The fixing device of the cable intermediate joint in this embodiment includes: a device main body 1 and a clamping mechanism; the device main body is formed by connecting two frames, and the device main body is a hollow structure, and the two sides are respectively provided with holes for the cable 2 to pass through. The first threading hole; each first threading hole is equipped with a clamping mechanism; the clamping mechanism includes: a rotating part 7, a first transmission assembly, a second transmission assembly, a first slider 10, a first connecting rod 12, a connection Parts and clamping parts 4; the rotating part 7 is rotatably arranged at the first threading hole, and the rotating part 7 is provided with a second threading hole matched with the first threading hole; the first transmission assembly and the rotating part 7 are rotationally connected ; The second transmission assembly is threadedly connected to the first transmission assembly; the first slider 10 is slidably arranged on the inner side wall of the device body, and the first slider 10 is connected to the second transmission assembly through the first connecting rod 12; The piece is connected with the first slider 10 and is set at an acute angle with the first connecting rod 12; the clamping piece 4 is set on the connecting piece.

Specifically, the first transmission assembly in this embodiment includes: a rack 16 matched to the shape of the hollow rotating part 7, a gear 15 meshing with the rack 16, and a rotating rod 5, the rotating rod 5 is arranged on the main body 1 of the device, The rack 16 is arranged on the inner sidewall of the rotating part 7, and the rotating rod 5 is fixedly connected with the gear 15. When the rotating part 7 is rotated, the gear 15 rotates on the rack 16, and the gear 15 drives the rotating rod 5 to rotate. It can be understood that the first transmission assembly can also be other components with equivalent functions, which can be set by those skilled in the art according to needs, and will not be described in detail here.

Specifically, the second transmission assembly in this embodiment includes: a second connecting rod 17 and a moving block 6. The rotating rod 5 is provided with an internal thread, and the second connecting rod 17 is provided with an external thread that cooperates with the internal thread. The block 6 is fixedly connected with the second connecting rod 17. Therefore, when the rotating rod 5 rotates, the cooperation of the internal thread and the external thread makes the second connecting rod 17 move axially in the rotating rod 5, thereby driving the moving block 6 to move. It can be understood that the second transmission assembly can also be other components with equivalent functions, which can be set by those skilled in the art according to needs, and will not be described in detail here.

Specifically, there may be various structures of the connectors. It can be a third connecting rod 11, and the two ends of the third connecting rod 11 are connected to the first slider 10 and the clamping member 4 respectively. The movement of the three connecting rods 11 drives the clamping member 4 to move. Also can be as shown in Figure 3, the cooperation of the third connecting rod 11, the second slider 3 and the guide rod 14, the guide rod 14 is arranged on the inner side wall of the device main body 1, and the second slider 3 is slidably arranged on the guide rod 14. on the rod 14, and connect the clamping member 4 and the second slider 3, and connect the first slider 10 and the second slider 3 at both ends of the third connecting rod 11 respectively. When this is set, the sliding of the first slider 10 The movement of the third connecting rod 11 is driven, the movement of the first connecting rod 11 drives the sliding of the second slider 3 , and the sliding of the second slider 3 drives the movement of the clamping member 4 .

Specifically, there are various ways of cooperation between the second sliding block 3 and the guide rod 14 in this embodiment, and those skilled in the art can make specific settings according to needs, which are not specifically limited here. For example, a guide rail cooperating with the second slide block 3 may be set on the outer sidewall of the guide rod 14, and then the second slide block 3 moves along the guide rail to drive the clamping member 4 to move, so as to realize the clamping and closing of the cable 2. release. It is also possible that the second slider 3 is a U-shaped slider, and the second slider 3 is sheathed on the guide rod.

Further, in this embodiment, the first slider 10 is connected to the moving block 6 .

Specifically, there are multiple setting positions for the first slider 10, and those skilled in the art can set them specifically according to needs or hobbies, for example, on the surface of the inner side wall of the device body 1 or in the groove provided by the device body 1 or on the device body 1. On the provided protrusion, in this embodiment, specifically, the first slider 10 is provided in the groove provided on the inner side wall of the device main body 1 .

Specifically, in order to prevent the rotating component 7 from rotating in reverse and affecting the clamping effect of the clamping member 4, the fixing device in this embodiment further includes: an elastic component 13 with a preset compression amount, and the elastic component 13 is arranged in the groove , and the first slider 10 and the inner wall of the device main body 1 are connected to the elastic member 13, so that the elastic member 13 provided in this way can provide elastic force for the first slider 10 and prevent the first slider 10 from loosening.

It can be understood that the structure of the elastic component 13 can be various existing structures, such as springs, shrapnel, or rubber pieces, which can be set by those skilled in the art as required.

Specifically, in order to make the clamping effect of the clamping part 4 better, the clamping part 4 can be set to be an arc-shaped plate, and the shape of the arc-shaped plate matches the shape of the cable 2 . Certainly, the clamping member 4 can also be a structure of a manipulator, as long as it can clamp the cable 2 .

It should be noted that, in order to make the clamping effect better, the number of the first transmission assembly, the second transmission assembly, the first slider 10, the first connecting rod 12, the connecting piece and the clamping piece 4 are two; The two first transmission components, the second transmission component, the first slider 10, the first connecting rod 12, the connecting piece and the clamping piece 4 are connected in one-to-one correspondence; the two first transmission components are symmetrically distributed up and down.

It can be understood that the shape of the first slider 10 can be various, for example, a cylinder, a cuboid or a trapezoidal structure, which can be set by those skilled in the art according to needs, and is not specifically limited here.

When the cable intermediate joint fixing device in this embodiment is in use, when the fixing device in this embodiment is in use, open the two frames to install the cable intermediate joint and the cable wire 2. After installation, connect the two frames At this time, since the main body 1 of the device is a hollow structure, the cable intermediate joint is arranged in the main body of the device, and the cable 2 can protrude through the first threading hole and the second threading hole. When the rotating part 7 is twisted, the rotating part 7 drives the second threading hole. One transmission assembly rotates, the first transmission assembly drives the second transmission assembly to move axially, the movement of the second transmission assembly pushes the first slider 10 to slide through the first connecting rod 12, and the sliding of the first slider 10 is transmitted to the The clamping part 4, due to the acute angle between the first connecting rod 12 and the connecting part, makes the clamping part 4 generally move in the vertical direction, thereby clamping the cable 2 and preventing the cable 2 from being pulled by force and causing the joint to loosen It solves the technical problem that the existing cable intermediate joint will loosen at the connection between the cable 2 and the cable joint when the cable 2 is subjected to external force.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present application, and are not intended to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still understand the foregoing The technical solutions described in each embodiment are modified, or some of the technical features are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the application.

Claims (10)

1. A fixing device for a cable intermediate joint, characterized in that it comprises: a device main body and a clamping mechanism; The main body of the device is formed by connecting two frames, and the main body of the device is a hollow structure, and first threading holes for cables to pass through are respectively provided on both sides; Each of the first threading holes is equipped with the clamping mechanism; The clamping mechanism includes: a rotating component, a first transmission assembly, a second transmission assembly, a first slider, a first connecting rod, a connecting piece and a clamping piece; The rotating part is rotatably arranged at the first threading hole, and the rotating part is provided with a second threading hole matched with the first threading hole; The first transmission assembly is rotatably connected to the rotating component; The second transmission assembly is threadedly connected to the first transmission assembly; The first slider is slidably arranged on the inner side wall of the device main body, and the first slider is connected to the second transmission assembly through the first connecting rod; The connecting piece is connected to the first slider and is arranged at an acute angle with the first connecting rod; The clamping part is arranged on the connecting part. 2. The fixing device of the cable intermediate joint according to claim 1, characterized in that, the first transmission assembly comprises: a rack, a gear and a rotating rod; The rotating part is a hollow structure; The rack is assembled on the inner side wall of the rotating part, and the shape of the rack matches the shape of the rotating part; the gear meshes with the rack; The rotating rod is assembled on the device main body, and the rotating rod is fixedly connected with the gear. 3. The fixing device of the cable intermediate joint according to claim 2, characterized in that, the second transmission assembly comprises: a second connecting rod and a moving block; The rotating rod is provided with an internal thread; The second connecting rod is provided with an external thread that cooperates with the internal thread; The moving block is fixedly installed on the second connecting rod. 4. The fixing device of the cable intermediate joint according to claim 1, characterized in that, the connecting piece comprises: a third connecting rod; Both ends of the third connecting rod are respectively connected to the first slider and the clamping member. 5. The fixing device of the cable intermediate joint according to claim 1, wherein the connecting piece comprises: a third connecting rod, a second slider and a guide rod; The guide rod is assembled on the inner side wall of the device main body; Both ends of the third connecting rod are respectively connected to the first slider and the second slider; The second sliding block is slidably arranged on the guide rod, and the second sliding block is connected with the clamping piece. 6 . The fixing device for cable intermediate joints according to claim 1 , wherein the first sliding block is slidably disposed in a groove provided on the inner side wall of the device main body. 7 . 7. The fixing device of the cable intermediate joint according to claim 6, characterized in that, the fixing device further comprises: an elastic member with a preset compression amount; The elastic component is arranged in the groove, and the first end is connected to the first slider, and the second end is connected to the inner side wall of the device main body. 8. The fixing device for the cable intermediate joint according to claim 7, wherein the elastic member is specifically a spring. 9. The fixing device of the cable intermediate joint according to claim 1, characterized in that, the clamping member is specifically an arc-shaped plate; The shape of the arc plate matches the shape of the cable. 10. The fixing device of the cable intermediate joint according to any one of claims 1 to 9, characterized in that, the first transmission assembly, the second transmission assembly, the first slider, the first connecting rod, and the connecting piece and the number of clamping pieces are both two; The first transmission assembly, the second transmission assembly, the first slider, the first connecting rod, the connecting piece and the clamping piece are all connected in one-to-one correspondence; The two first transmission components are symmetrically distributed up and down.