CN211405306U

CN211405306U - Expansion device for intermediate joint of cable accessory

Info

Publication number: CN211405306U
Application number: CN202020497744.XU
Authority: CN
Inventors: 柳伟勇; 刘志强
Original assignee: Sevenstars Electric Co ltd
Current assignee: Sevenstars Electric Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-09-01
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a be used for cable accessories intermediate head extension fixture, including loading board, intermediate head main part and mounting panel, one side swing joint on loading board top has the hob, one side fixedly connected with bull stick of hob, the outside fixedly connected with second connecting plate of hob, and the second connecting plate passes through the hob and is connected with the loading board, and the bottom of intermediate head main part is provided with first connecting plate, the outside all fixedly connected with slide bars in both sides of first connecting plate, and the first cover that presss from both sides of the all fixedly connected with in both sides on first connecting plate top. The utility model discloses an at one side fixed connection's of direction head inserted bar, can change the direction head according to intermediate head's diameter, can stimulate the pull ring and drive the inserted block and remove, make the inserted block extrusion second spring to make the inserted block break away from the recess is inside, the inserted bar can be taken out from the slot is inside this moment, then can follow the trade to the direction head, makes the device can be applicable to the intermediate head of different diameters, makes its suitability improve.

Description

Expansion device for intermediate joint of cable accessory

Technical Field

The utility model relates to an intermediate head technical field specifically is a be used for cable accessories intermediate head extension fixture.

Background

The intermediate joint generally refers to a cable intermediate joint, that is, a cable joint at the middle part of a cable line, the intermediate joint is a cable accessory used for intermediate connection of crosslinked cables or oil-immersed cables of various voltage classes, and mainly functions to make the line smooth, keep the cables sealed, and ensure the insulation grade at the cable joint, so that the cable accessory can run safely and reliably, the intermediate joint needs to be expanded when the intermediate joint is installed, and the existing intermediate joint expansion device for cable accessories has many problems in the use process, and the specific problems are as follows:

1. the existing expansion device for the intermediate connector of the cable accessory cannot well fix the intermediate connector in the use process, so that the connector is easy to fall off and deflect in the expansion process;

2. the existing expansion device for the intermediate joint of the cable accessory has more complex expansion operation and can not be conveniently sleeved into the long end of a cable in the use process;

3. the existing expansion device for the intermediate connector of the cable accessory cannot be suitable for intermediate connectors with different diameters in the using process, so that the applicability of the expansion device is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for cable accessories intermediate head extension fixture to what provide in solving above-mentioned background art can not carry out good fixed to the intermediate head, the expansion operation is comparatively complicated, can not be applicable to the intermediate head scheduling problem of different diameters.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for cable accessories intermediate head extension fixture, includes loading board, intermediate head main part and mounting panel, one side swing joint on loading board top has the hob, and one side fixedly connected with bull stick of hob, the outside fixedly connected with second connecting plate of hob, and the second connecting plate passes through the hob and is connected with the loading board, the both sides on loading board top all fixedly connected with mounting panel, and the intermediate position fixedly connected with direction head of mounting panel one side, the intermediate position on loading board top is provided with the intermediate head main part, and the bottom of intermediate head main part is provided with first connecting plate, the outside both sides of first connecting plate all fixedly connected with slide bar, and the both sides on first connecting plate top all fixedly connected with first cover that presss from both sides.

Preferably, the bottom end of the second connecting plate is fixedly connected with a first spring, the bottom end of the first spring is fixedly connected with a fixing plate, and the fixing plate can extrude the first spring.

Preferably, both sides of the bottom end of the fixing plate are fixedly connected with a second clamping sleeve, and one side of the second clamping sleeve is provided with a bolt and a nut which can fasten the first clamping sleeve and the second clamping sleeve.

Preferably, both ends of one side of the guide head are fixedly connected with inserting rods, one side of the inner part of each inserting rod is provided with a groove, and each inserting rod can be inserted into the corresponding slot.

Preferably, the top end of the mounting plate is fixedly connected with the spiral sleeve, and a through hole is formed in the middle of the inside of the mounting plate.

Preferably, the inside both sides of mounting panel all are provided with the slot, and the inside both sides of mounting panel all fixedly connected with inserted block, the top fixedly connected with second spring of inserted block, and the top fixedly connected with pull ring of inserted block, the pull ring can drive the inserted block and remove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this kind of be used for cable accessories intermediate head expanding unit presss from both sides the cover through the second that sets up in the bottom of second connecting plate, can place the intermediate head main part at the intermediate position that first cover and second pressed from both sides the cover, then first cover and second pressed from both sides the cover can receive the elasticity of first spring and press from both sides the intermediate head main part tightly, can press from both sides the cover to accomplish through bolt and nut to first cover and the second through this moment and be connected to accomplish the fixed of intermediate head main part, the phenomenon of the off tracking takes place for the intermediate head in having avoided the expansion.

(2) This kind of an expansion device for cable accessories intermediate head, through the hob of a volume swing joint on loading board top, the hob can drive the hob and rotate, then the scroll cover can drive the mounting panel and move on the hob, thereby make the mounting panel can promote the inside that the direction head got into the intermediate head main part, thereby make the outer end of intermediate head main part take place to expand, can pass through the through-hole with the long end of cable this moment, again along the inside entering intermediate head main part of direction head inside, thereby made things convenient for the expansion operation of centering intermediate head.

(3) This kind of an expansion device for cable accessories intermediate head, through the inserted bar at one side fixed connection of direction head, can change the direction head according to intermediate head's diameter, can stimulate the pull ring and drive the inserted block and remove, make the inserted block extrude the second spring to make the inserted block break away from the recess is inside, the inserted bar can be taken out from the slot is inside this moment, then can follow the trade to the direction head, makes the device can be applicable to the intermediate head of different diameters, makes its suitability improve.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the mounting plate of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a carrier plate; 101. a rotating rod; 102. a screw rod; 2. an intermediate joint body; 3. a first connecting plate; 301. a first jacket; 302. a slide bar; 4. a second connecting plate; 401. a bolt and a nut; 402. a second jacket; 403. a first spring; 404. a fixing plate; 5. a guide head; 501. inserting a rod; 502. a groove; 6. mounting a plate; 601. a spiral sleeve; 602. a pull ring; 603. a through hole; 604. a slot; 605. inserting a block; 606. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an expansion device for an intermediate joint of a cable accessory comprises a bearing plate 1, an intermediate joint main body 2 and a mounting plate 6, wherein one side of the top end of the bearing plate 1 is movably connected with a screw rod 102, one side of the screw rod 102 is fixedly connected with a rotating rod 101, the outside of the screw rod 102 is fixedly connected with a second connecting plate 4, the bottom end of the second connecting plate 4 is fixedly connected with a first spring 403, the bottom end of the first spring 403 is fixedly connected with a fixing plate 404, two sides of the bottom end of the fixing plate 404 are fixedly connected with a second jacket 402, one side of the second jacket 402 is provided with a bolt nut 401, the first jacket 301 and the second jacket 402 can be connected through the bolt nut 401, and therefore the intermediate joint main body 2 can be fixed in centering;

the second connecting plate 4 is connected with the bearing plate 1 through the screw rod 102, the two sides of the top end of the bearing plate 1 are fixedly connected with the mounting plate 6, the top end of the mounting plate 6 is fixedly connected with the screw sleeve 601, the middle position inside the mounting plate 6 is provided with the through hole 603, the two sides inside the mounting plate 6 are provided with the slots 604, the two sides inside the mounting plate 6 are fixedly connected with the insertion block 605, the top end of the insertion block 605 is fixedly connected with the second spring 606, and the top end of the insertion block 605 is fixedly connected with the pull ring 602, so that the long end of the cable can pass through the through hole 603 and then enter the interior of the intermediate joint main body 2 along the interior of the guide head 5, and therefore;

a guide head 5 is fixedly connected to the middle position of one side of the mounting plate 6, two ends of one side of the guide head 5 are fixedly connected with an insert rod 501, a groove 502 is formed in one side of the interior of the insert rod 501, the guide head 5 can be replaced, and the device can be suitable for middle joints with different diameters;

the middle position on the top end of the bearing plate 1 is provided with a middle joint main body 2, the bottom end of the middle joint main body 2 is provided with a first connecting plate 3, two sides of the outside of the first connecting plate 3 are fixedly connected with a slide bar 302, two sides of the top end of the first connecting plate 3 are fixedly connected with a first clamping sleeve 301, and the first clamping sleeve 301 and a second clamping sleeve 402 can be clamped with the middle joint main body 2 by the elastic force of a first spring 403.

The working principle is as follows: when the middle joint expansion device is used, the middle joint main body 2 can be placed in the middle of the first jacket 301 and the second jacket 402, the first jacket 301 and the second jacket 402 can be clamped by the elastic force of the first spring 403, at this time, the first jacket 301 and the second jacket 402 can be connected through the bolt and nut 401, so that the middle joint main body 2 is fixed, the phenomenon that the middle joint falls off and deviates in expansion is avoided, the rotating rod 101 can drive the spiral rod 102 to rotate, the spiral sleeve 601 can drive the mounting plate 6 to move on the spiral rod 102, so that the mounting plate 6 can push the guide head 5 to enter the inner part of the middle joint main body 2, so that the outer end of the middle joint main body 2 is expanded, at this time, the long end of a cable can pass through the through hole 603 and then enter the inner part of the middle joint main body 2 along the inner part of the guide head 5, so that the expansion operation of the middle joint is facilitated, the guide head 5 can be replaced according to the diameter of the intermediate joint, the pull ring 602 can be pulled to drive the insertion block 605 to move, the insertion block 605 is enabled to extrude the second spring 606, the insertion block 605 is enabled to be separated from the inside of the groove 502, the insertion rod 501 can be pulled out from the inside of the slot 604 at the moment, the guide head 5 can be replaced, the device can be suitable for intermediate joints with different diameters, and the applicability of the device is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An expansion device for a cable accessory intermediate joint comprises a bearing plate (1), an intermediate joint main body (2) and a mounting plate (6), and is characterized in that: one side of the top end of the bearing plate (1) is movably connected with a screw rod (102), one side of the screw rod (102) is fixedly connected with a rotating rod (101), the outside of the screw rod (102) is fixedly connected with a second connecting plate (4), and the second connecting plate (4) is connected with the bearing plate (1) through a screw rod (102), both sides of the top end of the bearing plate (1) are fixedly connected with mounting plates (6), and a guide head (5) is fixedly connected at the middle position of one side of the mounting plate (6), a middle joint main body (2) is arranged in the middle of the top end of the bearing plate (1), and the bottom end of the middle joint main body (2) is provided with a first connecting plate (3), both sides of the outer part of the first connecting plate (3) are fixedly connected with sliding rods (302), and both sides of the top end of the first connecting plate (3) are fixedly connected with first clamping sleeves (301).

2. An expansion device for an intermediate joint of a cable accessory according to claim 1, wherein: the bottom end of the second connecting plate (4) is fixedly connected with a first spring (403), and the bottom end of the first spring (403) is fixedly connected with a fixing plate (404).

3. An expansion device for an intermediate joint of a cable accessory according to claim 2, wherein: both sides of the bottom end of the fixing plate (404) are fixedly connected with a second clamping sleeve (402), and one side of the second clamping sleeve (402) is provided with a bolt and a nut (401).

4. An expansion device for an intermediate joint of a cable accessory according to claim 1, wherein: both ends of one side of the guide head (5) are fixedly connected with an inserted bar (501), and one side of the inner part of the inserted bar (501) is provided with a groove (502).

5. An expansion device for an intermediate joint of a cable accessory according to claim 1, wherein: the top end of the mounting plate (6) is fixedly connected with a spiral sleeve (601), and a through hole (603) is formed in the middle of the interior of the mounting plate (6).

6. An expansion device for an intermediate joint of a cable accessory according to claim 1, wherein: the inside both sides of mounting panel (6) all are provided with slot (604), and the inside both sides of mounting panel (6) all fixedly connected with inserted block (605), the top fixedly connected with second spring (606) of inserted block (605), and the top fixedly connected with pull ring (602) of inserted block (605).