CN216289855U

CN216289855U - Expansion die for cold-contraction cable accessories

Info

Publication number: CN216289855U
Application number: CN202122198191.5U
Authority: CN
Inventors: 刘军波; 吴彩琴; 黄承业; 张海涛
Original assignee: Joca Jiangsu Intelligent Electric Power Technology Co ltd
Current assignee: Joca Jiangsu Intelligent Electric Power Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-04-12
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a cold-contraction cable accessory expansion die, and relates to the technical field of expansion dies. Comprises an expansion die and a conical head, wherein the expansion die is provided with an inflating nozzle, the top of the expansion die is fixed with a mounting seat, a mounting block is fixed at the bottom of the conical head, a groove is arranged on the mounting block, a slotted hole is arranged on the outer wall of the mounting seat, an adjusting mechanism is arranged in the mounting seat and comprises a rotating rod, one end of the rotating rod is rotatably arranged on the inner wall of the mounting seat, a rotating button is fixed at the other end of the rotating rod, a first bevel gear is fixed on the outer wall of the rotating rod, when the conical head is installed, the installation block is inserted into the installation seat, and then can make the bottom extrusion two sets of stoppers of installation piece keep away from each other, through spring, adjustment mechanism's cooperation, and then make the bottom of conical head and the top laminating of mount pad, make the conical head fixed.

Description

Expansion die for cold-contraction cable accessories

Technical Field

The utility model relates to the technical field of expansion dies, in particular to an expansion die for a cold-contraction cable accessory.

Background

The cold-shrink cable accessory has the characteristics of small volume, convenient operation, few product specifications and the like, is in a high-tension state before being installed and used, and can cause permanent deformation or elastic relaxation of the cable accessory when being in the state for a long time, so the cold-shrink cable accessory generally needs to be expanded.

The existing expansion mould is generally provided with a conical head serving as a guide function, the existing conical head is inconvenient for workers to operate when being installed, is inconvenient to disassemble, wastes time and labor, and reduces the working efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a cold-contraction cable accessory expansion die, which solves the problems mentioned in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a shrinkage cable accessories expansion mould, includes expansion mould and conical head, the charging connector has been seted up on the expansion mould, the top of expansion mould is fixed with the mount pad, the bottom of conical head is fixed with the installation piece, set up flutedly on the installation piece, the slotted hole has been seted up to the outer wall of mount pad, the inside of mount pad is provided with adjustment mechanism, adjustment mechanism includes the bull stick, the one end of bull stick is rotated and is installed on the inner wall of mount pad, the other end of bull stick is fixed with the turn button, be fixed with first conical gear on the outer wall of bull stick, first conical gear is intermeshing form with second conical gear, set up stop gear in the mount pad.

Preferably, a threaded rod is fixed on the inner wall of the second bevel gear, and the top of the threaded rod is rotatably installed on the top of the inner wall of the installation seat.

Preferably, the outer wall of the threaded rod is in threaded connection with a threaded sleeve, and one side, far away from the mounting block, of the threaded sleeve is slidably mounted on the inner wall of the mounting seat.

Preferably, stop gear includes the sleeve, one side that the installation piece was kept away from to the sleeve is fixed on the threaded sleeve, slidable mounting has the stopper on the telescopic inner wall, one side that the installation piece was kept away from to the stopper is fixed with the spring, one side that the stopper was kept away from to the spring is fixed on telescopic inner wall.

Preferably, a pull rod is fixed on one side of the limiting block, which is far away from the mounting block, and a pull ring is fixed on one side of the pull rod, which is far away from the limiting block.

Preferably, the threaded rods are arranged in two groups, and the two groups of threaded rods are symmetrically arranged by taking the central line of the mounting seat in the vertical direction as a symmetry axis.

(III) advantageous effects

The utility model provides a cold-contraction cable accessory expansion die. The method has the following beneficial effects:

(1) this shrinkage cable accessories expands mould, when installing the cone, injects the installation piece into the mount pad, and then can make the bottom of installation piece extrude two sets of stoppers and keep away from each other, through spring, adjustment mechanism's cooperation, and then make the bottom of cone and the top laminating of mount pad, make cone 2 fixed.

(2) This shrinkage cable accessories expansion mould when dismantling the conical head, through rotating the knob, through the cooperation of bull stick, first conical gear, second conical gear, threaded rod and then make the screw thread cover drive stop gear rebound, when stop gear moved the assigned position, through two sets of pull rings of pulling, made the stopper leave from the recess, and then can take out the installation piece of conical head from the mount pad, made things convenient for staff's operation.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B shown in FIG. 2 according to the present invention.

In the figure: 1. expanding the mold; 2. a conical head; 3. an air charging nozzle; 4. a mounting seat; 5. mounting blocks; 6. a groove; 7. an adjustment mechanism; 71. a rotating rod; 72. turning a button; 73. a first bevel gear; 74. a second bevel gear; 75. a threaded rod; 8. a slot; 9. a threaded sleeve; 10. a limiting mechanism; 101. a sleeve; 102. a limiting block; 103. a spring; 11. a pull rod; 12. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a shrinkage cable accessories expansion mould, including expansion mould 1 and conical head 2, the effect of conical head 2 plays the effect of direction, inflation nozzle 3 has been seted up on the expansion mould 1, inflation nozzle 3 can be toward aerifing in the expansion mould 1, the top of expansion mould 1 is fixed with mount pad 4, the bottom of conical head 2 is fixed with installation piece 5, set up recess 6 on the installation piece 5, slotted hole 8 has been seted up to the outer wall of mount pad 4, the inside of mount pad 4 is provided with adjustment mechanism 7, adjustment mechanism 7 includes bull stick 71, the one end of bull stick 71 is rotated and is installed on the inner wall of mount pad 4, the other end of bull stick 71 is fixed with knob 72, the bull knob 72 is placed in slotted hole 8, bull stick 71 runs through on the inner wall of slotted hole 8. A first bevel gear 73 is fixed on the outer wall of the rotating rod 71, the first bevel gear 73 and a second bevel gear 74 are meshed with each other, a limiting mechanism 10 is arranged in the mounting seat 4, when the conical head 2 is mounted, the mounting block 5 is inserted into the mounting seat 4, when the mounting block 5 is contacted with the limiting block 102, the bottom of the mounting block 5 is provided with an inclined surface, so that the mounting block 5 can extrude two groups of limiting blocks 102 to be away from each other, when the mounting block 5 moves to the groove 6 to be aligned with the limiting block 102, the limiting block 102 is clamped into the groove 6 due to the fact that the spring 103 is in a compressed state, a threaded rod 75 is fixed on the inner wall of the second bevel gear 74, two groups of threaded rods 75 are arranged, the two groups of threaded rods 75 are symmetrically arranged by taking the central line in the vertical direction of the mounting seat 4 as a symmetric axis, the top of the threaded rod 75 is rotatably mounted on the top of the inner wall of the mounting seat 4, and the outer wall of the threaded rod 75 is in threaded connection with a threaded sleeve 9, one side of the threaded sleeve 9, which is far away from the mounting block 5, is slidably mounted on the inner wall of the mounting seat 4, the rotating rod 71 is rotated by clockwise rotating the rotating button 72, the threaded rod 75 is rotated by the first conical gear 73 and the second conical gear 74, the threaded sleeve 9 moves downwards on the threaded rod 75, the limiting block 102 drives the mounting block 5 to move downwards, and when the threaded sleeve is moved to a specified position, the bottom of the conical head 2 is attached to the top of the mounting seat 4, so that the conical head 2 is fixed.

In this embodiment, stop gear 10 includes sleeve 101, one side that installation piece 5 was kept away from to sleeve 101 is fixed on thread bush 9, slidable mounting has stopper 102 on sleeve 101's the inner wall, one side that installation piece 5 was kept away from to stopper 102 is fixed with spring 103, one side that stopper 102 was kept away from to spring 103 is fixed on sleeve 101's inner wall, one side that installation piece 5 was kept away from to stopper 102 is fixed with pull rod 11, pull rod 11 runs through on the inner wall of slotted hole 8, and pull rod 11 can reciprocate in slotted hole 8 department, one side of keeping away from stopper 102 of pull rod 11 is fixed with pull ring 12.

When the conical head 2 is installed in operation (or in use), the installation block 5 can extrude the limiting block 102 by inserting the installation block 5 into the installation seat 4, because the bottom of the installation block 5 is provided with the inclined surface, when the installation block 5 is contacted with the limiting block 102, the installation block 5 can extrude the two groups of limiting blocks 102 to be away from each other, when the groove 6 on the installation block 5 is aligned with the limiting block 102, the limiting block 102 can be clamped into the groove 6 due to the compression state of the spring 103, the rotating rod 71 can rotate by rotating the clockwise rotating button 72 to drive the first conical gear 73 to rotate, the first conical gear 73 and the second conical gear 74 are in a mutually meshed state, the second conical gear 74 can rotate to drive the threaded rod 75 to rotate, the threaded sleeve 9 can move downwards on the threaded rod 75 to drive the two groups of limiting blocks 102 to move downwards, when the limiting block 102 drives the mounting block 5 to descend to a specified position, the bottom of the conical head 2 is attached to the top of the mounting seat 4, the conical head 2 is fixed, when the conical head 2 is detached, the rotating rod 71, the first conical gear 73 and the second conical gear 74 are rotated through the counterclockwise rotating knob 72, the threaded rod 75 is driven to rotate, the threaded sleeve 9 moves upwards on the threaded rod 75, when the threaded sleeve 9 moves upwards to a specified position, the limiting block 102 is moved out of the groove 6 by pulling the pull ring 12, and the mounting block 5 of the conical head 2 can be taken out of the mounting seat 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shrinkage cable accessories expands mould, is including expanding mould (1) and cone (2), its characterized in that: an inflation nozzle (3) is arranged on the expansion die (1), a mounting seat (4) is fixed at the top of the expansion die (1), a mounting block (5) is fixed at the bottom of the conical head (2), a groove (6) is arranged on the mounting block (5), the outer wall of the mounting seat (4) is provided with a slotted hole (8), the inside of the mounting seat (4) is provided with an adjusting mechanism (7), the adjusting mechanism (7) comprises a rotating rod (71), one end of the rotating rod (71) is rotatably arranged on the inner wall of the mounting seat (4), a rotating button (72) is fixed at the other end of the rotating rod (71), a first bevel gear (73) is fixed on the outer wall of the rotating rod (71), the first bevel gear (73) and the second bevel gear (74) are meshed with each other, and a limiting mechanism (10) is arranged in the mounting seat (4).

2. The cold shrink cable fitting expansion die of claim 1, wherein: a threaded rod (75) is fixed on the inner wall of the second bevel gear (74), and the top of the threaded rod (75) is rotatably installed on the top of the inner wall of the installation seat (4).

3. The cold shrink cable fitting expansion die of claim 2, wherein: the outer wall threaded connection of threaded rod (75) has thread bush (9), one side slidable mounting that installation piece (5) was kept away from in thread bush (9) is on the inner wall of mount pad (4).

4. The cold shrink cable fitting expansion die of claim 1, wherein: stop gear (10) include sleeve (101), sleeve (101) are kept away from one side of installation piece (5) and are fixed on thread bush (9), slidable mounting has stopper (102) on the inner wall of sleeve (101), one side that installation piece (5) were kept away from in stopper (102) is fixed with spring (103), one side that stopper (102) were kept away from in spring (103) is fixed on the inner wall of sleeve (101).

5. The cold shrink cable fitting expansion die of claim 4, wherein: a pull rod (11) is fixed on one side, away from the mounting block (5), of the limiting block (102), and a pull ring (12) is fixed on one side, away from the limiting block (102), of the pull rod (11).

6. The cold shrink cable fitting expansion die of claim 2, wherein: the threaded rods (75) are arranged in two groups, and the two groups of threaded rods (75) are symmetrically arranged by taking the central line in the vertical direction of the mounting seat (4) as a symmetry axis.