CN217008702U

CN217008702U - Polyvinyl chloride insulated cable

Info

Publication number: CN217008702U
Application number: CN202220560383.8U
Authority: CN
Inventors: 陈子洋; 陈锦权
Original assignee: Guangdong Guobo Cable Electric Group Co ltd
Current assignee: Guangdong Guobo Cable Electric Group Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-19
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a polyvinyl chloride insulated cable, which relates to the technical field of cables and comprises a cable core, wherein an insulating sleeve is arranged on the side surface of the cable core, and a stabilizing belt is abutted to the middle part of the side surface of the insulating sleeve; according to the polyvinyl chloride insulated cable, the two ends of the stabilizing band are pulled upwards by arranging the holding frame, the trapezoidal sliding block, the auxiliary rotating shaft and the like, the side face of the stabilizing band drives the auxiliary rotating shaft to rotate for assistance, and when the pulling frame cannot be pulled upwards, the stabilizing band is completely attached to the insulating sleeve, so that the defect that direct contact with a cable body cannot be avoided is overcome; through setting up left locking ring, extension spring, triangle fixture block and latch segment etc. triangle fixture block is extrudeed upward movement when the latch segment contacts with the triangle fixture block, and extension spring is stretched this moment, descends under extension spring's resilience effect when the latch segment passes through the back, the chucking latch segment to this shortcoming that can not protect the cable terminal surface has been avoided.

Description

Polyvinyl chloride insulated cable

Technical Field

The utility model relates to the technical field of cables, in particular to a polyvinyl chloride insulated cable.

Background

The electric wire and cable industry is an important supporting industry of national economic construction, is widely applied to various fields of national economy, occupies one fourth of the industry of the national electrician industry, is the second major industry which is only inferior to the automobile industry in the mechanical industry, and polyvinyl chloride insulated cable and electric wire products are divided into products such as a non-sheathed cable for fixed wiring, a light non-sheathed flexible cable, a general-purpose sheathed flexible cable, an electric wire and a shielding electric wire for installation, a special-purpose sheathed flexible cable, a polyvinyl chloride insulated flame-retardant fire-resistant cable and the like.

Although the utility model discloses a polyvinyl chloride insulated cable disclosed in chinese utility model patent application publication specification CN214956091U can make holistic protectiveness and security obtain improvement to the burning separation, put out, this utility model can not avoid carrying out direct contact with the cable body to this utility model can not protect the cable terminal surface, to sum up there is the shortcoming that can not avoid carrying out direct contact with the cable body and can not protect the cable terminal surface.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a polyvinyl chloride insulated cable, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a polyvinyl chloride insulated cable comprises a cable core, wherein an insulating sleeve is arranged on the side surface of the cable core, a stabilizing belt is abutted to the middle of the side surface of the insulating sleeve, an arc-shaped reinforcing plate is abutted to the side surface of the stabilizing belt, auxiliary rotating shafts are rotatably connected to two sides inside the arc-shaped reinforcing plate, the side surface of each auxiliary rotating shaft is rotatably connected with the stabilizing belt, a trapezoidal sliding block is arranged at the upper end of the stabilizing belt, a pulling frame is slidably connected to the side surface of the trapezoidal sliding block, sliding blocks are arranged on two sides of the pulling frame, a holding frame is slidably connected to the side surface of each sliding block, the lower end of the holding frame is fixedly connected with the arc-shaped reinforcing plate, a left locking ring and a right locking ring are arranged at two ends of the side surface of the insulating sleeve, the left locking ring is rotatably connected with one end of the right locking ring, and the other end of the left locking ring is in threaded connection with the other end of the right locking ring through a threaded nail, the side of left locking ring and right locking ring all is provided with the locking frame, the inside sliding connection of locking frame has the slide bar, the one end of slide bar is provided with circular dog, the lower surface of circular dog is provided with extension spring, extension spring's lower extreme and the last fixed surface of locking frame are connected, the other end of slide bar is provided with the triangle fixture block, one side joint of triangle fixture block has the latch segment, the one end of latch segment is provided with promotes the piece, one side that promotes the piece is provided with the fender sleeve, the fender sleeve cup joints with insulating sleeve.

Optionally, the middle part of the arc-shaped gusset is provided with a through groove matched with the width of the stabilizing strip, the lower part of the inner side wall of the through groove is a round angle, the inner part of the lower surface of the arc-shaped gusset is provided with a groove matched with the auxiliary rotating shaft, and the arc-shaped gusset is in the shape of a circular arc which is concentric with the circular cross section of the insulating sleeve.

Optionally, the inner side wall of the holding frame is provided with a sliding groove matched with the sliding block, the length of the sliding block is equal to the height of the pulling frame, the inner size of the holding frame is matched with the pulling frame, the width of the pulling frame is equal to that of the holding frame, and the width of the pulling frame is matched with a through groove formed in the arc-shaped reinforcing plate.

Optionally, the left locking ring and the right locking ring are both half arc-shaped, a turning block is arranged at one end of the left locking ring, a groove matched with the turning block is formed in one end of the right locking ring, locking blocks are arranged at the other ends of the left locking ring and the right locking ring, and holes matched with the smooth end and the threaded end of the threaded nail are formed in the locking blocks respectively.

Optionally, a through groove matched with the width of the locking block is formed in the locking frame, the width of the locking block is the same as that of the triangular clamping block, a groove matched with the triangular clamping block is formed in the inner top wall, provided with the through groove, in the locking frame, and the inclined plane angle of the triangular clamping block is the same as that of the locking block.

Optionally, a groove adapted to the insulating sleeve is formed in the protection cylinder, the diameter of the protection cylinder is the same as the diameters of the left locking ring and the right locking ring, a sliding groove adapted to the trapezoidal sliding block is formed in the pulling frame, and the size of the lower surface of the trapezoidal sliding block is adapted to the cross section of the stabilizing band.

(III) advantageous effects

The utility model provides a polyvinyl chloride insulated cable which has the following beneficial effects:

1. this polyvinyl chloride insulated cable, hold the frame through setting up, pull the frame, the stable band, arc reinforcing plate, the sliding block, trapezoidal slider and supplementary pivot etc, reached can not carry out direct contact with the cable body and can pull the effect, after through walking around the insulating boot with the stable band in the use, both ends all slide into the inside of pulling the frame through the inside logical groove of arc reinforcing plate and fix it, it will stimulate the frame and upwards stimulate along holding the inside spout of frame to grasp to hold the frame, it receives decurrent power to hold the frame among the pulling process, the both ends in stable band all are upwards pulled this moment, and the side in stable band drives supplementary pivot rotation and assists, stable band completely laminates the insulating cover when the pulling frame can not upwards stimulate this moment, can remove the cable, thereby avoided carrying out direct contact's shortcoming with the cable body.

2. This polyvinyl chloride insulated cable, through setting up left locking ring, right locking ring, the protective barrel, promote the piece, the locking frame, circular dog, the slide bar, extension spring, triangle fixture block and latch segment etc. has reached the effect that can protect the cable terminal surface, fix the side at the insulating boot through using the screw thread nail with left locking ring and right locking ring in the use, later with the protective barrel side with the alignment of the locking frame of both sides back with protective barrel cover to insulating boot, the triangle fixture block is extrudeed the rebound when latch segment and triangle fixture block contact, extension spring is stretched this moment, descend under extension spring's resilience effect after the latch segment passes through, the chucking latch segment, thereby avoided can not carrying out the shortcoming of protecting to the cable terminal surface.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the structure at position A in FIG. two according to the present invention;

FIG. 4 is a schematic view of the structure at B in FIG. two of the present invention.

In the figure: 1. a left locking ring; 2. a right locking ring; 3. an insulating sleeve; 4. the frame is held tightly; 5. pulling the frame; 6. a protective barrel; 7. a pushing block; 8. locking the frame; 9. a stabilizing band; 10. an arc-shaped stress application plate; 11. a cable core; 12. a threaded nail; 13. a slider; 14. a trapezoidal slider; 15. an auxiliary rotating shaft; 16. a circular stopper; 17. a slide bar; 18. an extension spring; 19. a triangular clamping block; 20. and a locking block.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a polyvinyl chloride insulated cable comprises a cable core 11, an insulating sleeve 3 is arranged on the side face of the cable core 11, a stabilizing belt 9 is abutted on the middle portion of the side face of the insulating sleeve 3, an arc-shaped reinforcing plate 10 is abutted on the side face of the stabilizing belt 9, auxiliary rotating shafts 15 are rotatably connected to two inner sides of the arc-shaped reinforcing plate 10, a through groove matched with the width of the stabilizing belt 9 is formed in the middle of the arc-shaped reinforcing plate 10, the lower portion of the inner side wall of the through groove is a circular angle, a groove matched with the auxiliary rotating shafts 15 is formed in the lower surface of the arc-shaped reinforcing plate 10, the arc-shaped reinforcing plate 10 is a circular arc which is concentric with the circular section of the insulating sleeve 3, the side face of the auxiliary rotating shaft 15 is rotatably connected with the stabilizing belt 9, a trapezoidal sliding block 14 is arranged at the upper end of the stabilizing belt 9, a pulling frame 5 is slidably connected to the side face of the trapezoidal sliding block 14, sliding blocks 13 are arranged on two sides of the pulling frame 5, sliding blocks 13 are arranged on the inner side wall of a holding frame 4, the length of a sliding block 13 is the same as the height of a pulling frame 5, the internal size of the gripping frame 4 is matched with the pulling frame 5, the width of the pulling frame 5 is the same as the gripping frame 4, the width of the pulling frame 5 is matched with a through groove formed in an arc-shaped stress application plate 10, the side surface of the sliding block 13 is connected with the gripping frame 4 in a sliding manner, the lower end of the gripping frame 4 is fixedly connected with the arc-shaped stress application plate 10, both ends of the side surface of an insulating sleeve 3 are provided with a left locking ring 1 and a right locking ring 2, the left locking ring 1 is rotatably connected with one end of the right locking ring 2, the left locking ring 1 is in threaded connection with the other end of the right locking ring 2 through a threaded nail 12, the left locking ring 1 and the right locking ring 2 are both in a half arc shape, one end of the left locking ring 1 is provided with a rotating block, one end of the right locking ring 2 is internally provided with a groove matched with the rotating block, the other ends of the left locking ring 1 and the right locking ring 2 are both provided with a locking block, the locking block is respectively provided with holes matched with the smooth end and the threaded end of the threaded nail 12, the side surfaces of the left locking ring 1 and the right locking ring 2 are both provided with a locking frame 8, the inside of the locking frame 8 is slidably connected with a sliding rod 17, one end of the sliding rod 17 is provided with a circular stop 16, the lower surface of the circular stop 16 is provided with an extension spring 18, the lower end of the extension spring 18 is fixedly connected with the upper surface of the locking frame 8, the other end of the sliding rod 17 is provided with a triangular clamping block 19, one side of the triangular clamping block 19 is clamped with the locking block 20, the inside of the locking frame 8 is provided with a through groove matched with the width of the locking block 20, the width of the locking block 20 is the same as that of the triangular clamping block 19, the inner top wall provided with the through groove inside the locking frame 8 is provided with a groove matched with the triangular clamping block 19, the inclined plane angle of the triangular clamping block 19 is the same as that of the locking block 20, one end of the locking block 20 is provided with a pushing block 7, a protective barrel 6 is arranged on one side of the pushing block 7, a groove matched with the insulating sleeve 3 is formed in the protective barrel 6, the diameter of the protective barrel 6 is the same as that of the left locking ring 1 and the right locking ring 2, a sliding groove matched with the trapezoidal sliding block 14 is formed in the pulling frame 5, the size of the lower surface of the trapezoidal sliding block 14 is matched with the cross section of the stabilizing belt 9, and the protective barrel 6 is sleeved with the insulating sleeve 3.

When the cable is required to be moved, the left locking ring 1 and the right locking ring 2 are opened and clamped to the side surface of the insulating sleeve 3, then the left locking ring 1 and the right locking ring 2 are combined and fixed at a proper distance on the side surface of the insulating sleeve 3 by using the screw 12, then the side surface of the protective barrel 6 is aligned with the locking frames 8 at two sides and sleeved on the insulating sleeve 3, when the locking block 20 is contacted with the triangular locking block 19, the triangular locking block 19 is extruded to move upwards, the extension spring 18 is stretched at the moment, the locking block 20 descends under the resilience action of the extension spring 18 after passing through, the locking block 20 is clamped, the end surface protection of the cable is finished at the moment, after the cable is required to be pulled to the use position, the stabilizing belt 9 bypasses the insulating sleeve 3, both ends of the cable slide into the pulling frame 5 through the through groove in the arc-shaped stressing plate 10 to fix the cable, the pulling frame 5 is pulled upwards along the sliding groove in the holding frame 4 by holding frame 4, and the holding frame 4 is forced downwards during the pulling process, at the moment, the two ends of the stabilizing band 9 are pulled upwards, the side face of the stabilizing band 9 drives the auxiliary rotating shaft 15 to rotate for assistance, and when the pulling frame 5 cannot be pulled upwards, the stabilizing band 9 is completely attached to the insulating sleeve 3, so that the cable can be moved.

In conclusion, the polyvinyl chloride insulated cable achieves the effect of being capable of being pulled without being in direct contact with the cable body by arranging the holding frame 4, the pulling frame 5, the stabilizing belt 9, the arc-shaped stressing plate 10, the sliding block 13, the trapezoidal sliding block 14, the auxiliary rotating shaft 15 and the like, after the stabilizing belt 9 bypasses the insulating sleeve 3 in the using process, both ends slide into the pulling frame 5 through the through groove in the arc-shaped stress application plate 10 to fix the pulling frame, the holding frame 4 is grasped to pull the pulling frame 5 upwards along the sliding groove in the holding frame 4, the holding frame 4 is forced downwards in the pulling process, both ends of the stabilizing belt 9 are pulled upwards at the moment, and the side surface of the stabilizing belt 9 drives the auxiliary rotating shaft 15 to rotate for assisting, when the pulling frame 5 can not be pulled upwards, the stabilizing belt 9 is completely attached to the insulating sleeve 3, the cable can be moved, so that the defect that the cable cannot be directly contacted with the cable body is overcome; the cable end face protection device has the advantages that the cable end face protection device achieves the effect of protecting the cable end face by arranging the left locking ring 1, the right locking ring 2, the protective barrel 6, the pushing block 7, the locking frame 8, the circular stop block 16, the sliding rod 17, the extension spring 18, the triangular stop block 19, the locking block 20 and the like, in the using process, the left locking ring 1 and the right locking ring 2 are fixed on the side face of the insulating sleeve 3 through the threaded nail 12, then the protective barrel 6 is sleeved to the insulating sleeve 3 after the side face of the protective barrel 6 is aligned with the locking frames 8 on the two sides, the triangular stop block 19 is extruded to move upwards when the locking block 20 is in contact with the triangular stop block 19, the extension spring 18 is stretched at the moment, the locking block 20 descends under the resilience effect of the extension spring 18 after passing through, the locking block 20 is clamped, and the defect that the cable end face cannot be protected is avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A polyvinyl chloride insulated cable comprises a cable core (11), and is characterized in that: the cable core is characterized in that an insulating sleeve (3) is arranged on the side face of the cable core (11), a stabilizing belt (9) is abutted to the middle portion of the side face of the insulating sleeve (3), an arc-shaped reinforcing plate (10) is abutted to the side face of the stabilizing belt (9), an auxiliary rotating shaft (15) is rotatably connected to the two sides of the arc-shaped reinforcing plate (10), the side face of the auxiliary rotating shaft (15) is rotatably connected with the stabilizing belt (9), a trapezoidal sliding block (14) is arranged at the upper end of the stabilizing belt (9), a pulling frame (5) is slidably connected to the side face of the trapezoidal sliding block (14), sliding blocks (13) are arranged on the two sides of the pulling frame (5), a holding frame (4) is slidably connected to the side face of the sliding block (13), the lower end of the holding frame (4) is fixedly connected with the arc-shaped reinforcing plate (10), a left locking ring (1) and a right locking ring (2) are arranged at the two ends of the side face of the insulating sleeve (3), the protective sleeve is characterized in that one end of a left locking ring (1) is rotatably connected with one end of a right locking ring (2), the left locking ring (1) is in threaded connection with the other end of the right locking ring (2) through a threaded nail (12), locking frames (8) are arranged on the side surfaces of the left locking ring (1) and the right locking ring (2), a sliding rod (17) is connected inside the locking frame (8) in a sliding mode, a circular stop block (16) is arranged at one end of the sliding rod (17), an extension spring (18) is arranged on the lower surface of the circular stop block (16), the lower end of the extension spring (18) is fixedly connected with the upper surface of the locking frame (8), a triangular clamping block (19) is arranged at the other end of the sliding rod (17), a locking block (20) is clamped on one side of the triangular clamping block (19), a pushing block (7) is arranged at one end of the locking block (20), a protective sleeve (6) is arranged on one side of the pushing block (7), the protective cylinder (6) is sleeved with the insulating sleeve (3).

2. A polyvinyl chloride insulated cable according to claim 1, characterized in that: the middle part of arc gusset (10) is offered with the logical groove of the width looks adaptation of steady band (9), the inside wall lower part that leads to the groove is the fillet, the inside groove of offering with supplementary pivot (15) looks adaptation of lower surface of arc gusset (10), the shape of arc gusset (10) is for the circular arc that is concentric circles with insulating cover (3) cross-section.

3. A polyvinyl chloride insulated cable according to claim 1, characterized in that: the inner side wall of the holding frame (4) is provided with a sliding groove matched with the sliding block (13), the length of the sliding block (13) is the same as the height of the pulling frame (5), the inner size of the holding frame (4) is matched with the pulling frame (5), the width of the pulling frame (5) is the same as that of the holding frame (4), and the width of the pulling frame (5) is matched with a through groove formed in the arc-shaped reinforcing plate (10).

4. A polyvinyl chloride insulated cable according to claim 1, characterized in that: the left locking ring (1) and the right locking ring (2) are both half arc-shaped, a rotating block is arranged at one end of the left locking ring (1), a groove matched with the rotating block is formed in one end of the right locking ring (2), locking blocks are arranged at the other ends of the left locking ring (1) and the right locking ring (2), and holes matched with the smooth end and the threaded end of the threaded nail (12) are formed in the locking blocks respectively.

5. A polyvinyl chloride insulated cable according to claim 1, characterized in that: the inside of locking frame (8) is seted up with the logical groove of the width looks adaptation of latch segment (20), the width of latch segment (20) is the same with triangle fixture block (19), the inside interior roof of seting up logical groove of locking frame (8) is seted up and is seted up the recess with triangle fixture block (19) looks adaptation, the inclined plane angle of triangle fixture block (19) is the same with the inclined plane angle of latch segment (20).

6. A polyvinyl chloride insulated cable according to claim 1, characterized in that: the inner part of the protective barrel (6) is provided with a groove matched with the insulating sleeve (3), the diameter of the protective barrel (6) is the same as that of the left locking ring (1) and the right locking ring (2), the inner part of the pulling frame (5) is provided with a sliding groove matched with the trapezoidal sliding block (14), and the size of the lower surface of the trapezoidal sliding block (14) is matched with the cross section of the stabilizing band (9).