CN111106475B

CN111106475B - Cable protection device for avoiding electric leakage after abrasion of joint of wire end and socket

Info

Publication number: CN111106475B
Application number: CN201911360454.9A
Authority: CN
Inventors: 李少波; 冯松伟
Original assignee: Bozhou Zhuanhai Intelligent Technology Co ltd
Current assignee: Nantong Xiecheng Electronics Co.,Ltd.
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2021-04-27
Anticipated expiration: 2039-12-25
Also published as: CN111106475A

Abstract

The invention relates to the technical field of cables and discloses a cable protection device for avoiding electric leakage after the joint of a cable end and a socket is worn. Inner core department has the electric current to pass through, and have certain appeal between the magnetite, the magnetite pierces through the lock collar and adsorbs in the inner core department of crust, the inner core receives the effort on top by the pulling that makes progress, the magnetite is in the lateral wall department of inner core lapse to crust department, crust department no longer has magnetic attraction, the magnetite is by elastic ring toward pulling back, the magnetite is pulled back the lateral wall department of lock collar again, make the crust surface have the damaged time to let the magnetite become flexible lock collar immediately, it is difficult inside by the socket of dragging into to avoid electric leakage department.

Description

Cable protection device for avoiding electric leakage after abrasion of joint of wire end and socket

Technical Field

The invention relates to the technical field of cables, in particular to a cable protection device for avoiding electric leakage after the joint of a wire end and a socket is worn.

Background

In recent years, the outer part of the used cable is wrapped by insulating material skin, which is different from the manufacture and use of two cables exposed to the outside, the manufacture safety of the cable is gradually enhanced, the range of the area used by the cable is gradually enlarged, the terminal of the cable can be connected with various plugs, plug rows and the internal structure of an electric appliance, after one end of the cable is powered on, the internal part of the cable transmits current to the internal part of the electric appliance, and the internal part of the cable can be used for normal operation of the electric appliance.

The crust of cable conductor can be damaged after long-time use, damaged position often lies in the junction of cable conductor and plug and socket etc. and most appliances can produce certain heat when using, and the heat can have a certain amount of vapor to form after upwards evaporating, can drip in cable conductor department after becoming water, can flow to the junction at its terminal along the lateral wall of cable conductor, if the here begins to split, water is touched to inside circuit, lets the user carelessly take place the danger of electrocuteeing easily when using.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purpose of avoiding the danger of electric leakage at the joint of the cable terminal and the socket, the invention provides the following technical scheme: a cable protection device for avoiding electric leakage after abrasion of a joint of a wire end and a socket comprises a shell, wherein a hole is formed in the bottom of the shell, the hole penetrates through the upper end of a sheath, an inner core penetrates through the inside of the sheath, the top end of the inner core extends upwards to the lower side of a rotating shaft, the rotating shaft is rotatably connected with the upper end of a movable rod, the bottom end of the movable rod is fixedly connected with an adsorption stone, the outside of crust runs through in the inside of lock circle, and the segmentation port department fixed connection of lock circle is in the inner circle port department of elastic ring, and the other end elastic connection of elastic ring is in the axle center department of magnetite, and the middle-end of elastic ring comprises sliding shaft elastic connection, and the top fixed connection of elastic ring is in the bottom of connecting rod, and the middle-end swing joint of connecting rod is in back shaft department, and two punishments in the top of connecting rod do not fixed connection in the both ends of connecting the rope, and the middle-end movable mounting of connecting the rope is in the top side of pivot.

Preferably, the movable shaft is rotatably connected to the inner side of the bottom of the shell, the side wall of the movable shaft is rotatably connected to the edge of the upper end of the outer skin, the movable shaft is triggered to rotate in the upward movement process of the outer skin, and the movable shaft can rotate to touch the reminding device, so that related personnel can be reminded that the device needs to be maintained and processed as soon as possible.

Preferably, the interior of the adsorption stone is movably connected to the side wall of the inner core, and during normal use, equipment connected with the cable needs to be powered on, so that the inner core is also powered on, and a certain suction force is generated between the current and the adsorption stone, so that the adsorption stone can be attached to the inner core.

Preferably, the lateral wall of lock circle comprises polylith arc piece swing joint, and curved inner wall can laminate the lateral wall department of crust when tightening up, can stretch to the outside by elasticity when not tightening up to the lateral wall of skew crust is a distance, can be favorable to the removal of crust.

Preferably, the elastic ring is formed by crossing an inner ring and an outer ring by two springs, the inner ring of the elastic ring connected with the lock ring is crossed and converted into the other end of the outer ring to be elastically connected with the magnet, after the inner side of the magnet loses the force for attracting the magnet, the magnet is pulled back to the outer ring due to the elastic force of the elastic ring, and the lock ring is just pushed away towards the outer skin after the outer ring of the elastic ring is converted into the inner ring.

Preferably, the inboard movable mounting of magnetite has the gyro wheel, and when the lateral wall department of the inboard laminating crust of magnetite removed, the gyro wheel can make them avoid the thickness drop of crust when laminating each other, and makes the inconvenient puzzlement that moves to crust department of magnetite that is located inner core department.

Preferably, a hole is formed in the side wall of the lock ring, a magnet penetrates through the hole, the magnet is attached to the outer side wall of the outer skin through the hole in the lock ring when being attracted by magnetic force generated by current, and the magnet is pulled back to the original position from the hole by the pulling force of the elastic ring after losing the attraction force.

Preferably, the middle end of the elastic ring is fixedly connected with a magnetic block, and in the process of propulsion, the elastic ring is wholly deviated, so that the magnetic block is tilted to the top to suck the bottom side wall of the shell, and the separation between the magnetic block and the outer skin is avoided.

(II) advantageous effects

Compared with the prior art, the invention provides a cable protection device for avoiding electric leakage after the connection part of a wire end and a socket is worn, which has the following beneficial effects:

1. this cable protection device of electric leakage is avoided after end of a thread and socket junction wearing and tearing, the upper end of crust is locked to the bayonet socket lock of the bottom of shell, the upper end of crust is close the opening part and has reserved a segment distance, the position that connects at crust and shell is easily exposed outside the inner core, there is the electric current to pass through in inner core department during normal use, the inner core with electric current can with adsorb stone inter attraction, consequently the movable rod can remove and clip the inner core to the direction of inner core, the effect of adsorbing the stone lies in, can avoid the movable rod inconvenient with the inner core up drag when the later stage up lifts up the inner core, can avoid making the inner core break away from with socket department after the terminal fracture of cable crust and cause danger.

2. The cable protection device for avoiding electric leakage after the connection part of the wire end and the socket is worn, under the condition of normal use, the lock ring is tightly attached to the connection part between the outer skin and the shell, when the joint of the outer skin and the shell is damaged, the inner core is exposed at the outlet at the bottom end of the shell, current passes through the inner core, certain attraction force exists between the current and the magnet, the magnet is in a sphere shape, the sphere is movably connected with the elastic ring, therefore, the magnet can penetrate through the lock ring and be adsorbed at the inner core of the outer skin, when the inner core is pulled upwards under the action of the top end, the magnet can slide downwards to the outer skin at the side wall of the inner core, when the magnetic attraction at the outer skin is not generated, the magnet is pulled back by the elastic ring, the magnet is pulled back to the outer side wall of the locking ring again, the magnet can immediately loosen the tightness of the locking ring when the surface of the outer skin is damaged, and the electric leakage position is prevented from being dragged into the socket difficultly.

3. This cable protection device who avoids electric leakage after end of a thread and socket junction wearing and tearing is strutted outward through in the elastic ring that is connected with the magnetite for another one of elastic ring and lock ring junction are inwards impeld, and the lock ring can laminate between the crust, and by propulsive in-process, the whole emergence skew of elastic ring makes the magnetic path stick up to the top, holds the bottom lateral wall department of shell, avoids taking place to break away from and taking place danger between the crust of the outside shell of socket and cable conductor.

4. This cable protection device of electric leakage is avoided after end of a thread and socket junction wearing and tearing, through set up porosely in the shell bottom, the hole department is provided with the floating gate that elasticity promoted, the removal of the connecting rod of can being convenient for, after the magnetite department lost the power of being attracted, when the outside that spring of elastic ring crossed to its inboard and removed, just in time drive the bottom of connecting rod outwards struts, because the cross connection mode of connecting rod, make the upper end of connecting rod also be open state, the top of connecting rod will be connected the rope and stimulate to both ends, the top of connecting the rope can drag the pivot downwards, can drive the movable rod and drag downwards, can make the shell of socket combine the indentation distance in the junction of cable conductor, the damaged department of cable conductor is received the inside of socket, avoid making the inside sinle silk of cable run into vapor and take place the electric shock.

5. This cable protection device of electric leakage is avoided after stub and socket junction wearing and tearing, through and its in-process that upwards drags can scrape the rotation of moving axle for the moving axle rotates and can touch and remind the light of opening, and in order to conveniently remind relevant personnel to maintain as early as possible, the line segment of avoiding the cable conductor too much and make the staff leak the investigation, thereby also improved work efficiency.

Drawings

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

FIG. 2 is a cross-sectional view of the internal front structure of the cable of the present invention;

FIG. 3 is a schematic view of the internal male wire connection structure of the cable of the present invention;

FIG. 4 is a schematic view of the movable ring structure of the present invention;

FIG. 5 is a side view of the movable rod of the present invention.

In the figure: the device comprises a shell 1, a sheath 2, an inner core 3, a movable shaft 4, a rotating shaft 5, a movable rod 6, an adsorption stone 7, a locking ring 8, a magnet 9, an elastic ring 10, a magnetic block 11, a sliding shaft 12, a connecting rod 13, a supporting shaft 14 and a connecting rope 15.

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. 1-5, a cable protection device for preventing electric leakage after abrasion of a junction between a cable end and a socket, the bottom of a housing 1 is provided with a hole, the hole penetrates the upper end of a sheath 2, an inner core 3 penetrates the sheath 2, the top end of the inner core 3 extends upwards to the lower side of a rotating shaft 5, the rotating shaft 5 is rotatably connected with the upper end of a movable rod 6, the bottom end of the movable rod 6 is fixedly connected with an adsorption stone 7, the outer part of the sheath 2 penetrates the inside of a lock ring 8, a segmented port of the lock ring 8 is fixedly connected with an inner ring port of an elastic ring 10, the other end of the elastic ring 10 is elastically connected with an axis of a magnet 9, the middle end of the elastic ring 10 is formed by elastically connecting a sliding shaft 12, the top end of the elastic ring 10 is fixedly connected with the bottom end of a connecting rod 13, the middle end of the connecting rod 13 is movably connected with a supporting shaft 14, two positions, the middle end of the connecting rope 15 is movably arranged on the top side of the rotating shaft 5.

The movable shaft 4 is rotatably connected to the inner side of the bottom of the shell 1, the side wall of the movable shaft 4 is rotatably connected to the edge of the upper end of the outer skin 2, the movable shaft 4 can be triggered to rotate in the process that the outer skin 2 moves upwards, and the movable shaft 4 can rotate to touch the reminding device, so that related personnel can be reminded that the device needs to be maintained and processed as soon as possible.

The interior of the adsorption stone 7 is movably connected to the side wall of the inner core 3, and during normal use, equipment connected with a cable needs to be powered on, so that the inner core 3 is also powered on, and a certain suction force is generated between current and the adsorption stone 7, so that the adsorption stone 7 can be attached to the inner core 3.

Wherein, the lateral wall of lock circle 8 comprises polylith arc piece swing joint, and curved inner wall can laminate the lateral wall department of crust 2 when tightening up, can stretch to the outside by elasticity when not tightening up to a distance of the lateral wall of skew crust 2 can be favorable to the removal of crust 2.

The elastic ring 10 is composed of an inner ring and an outer ring which are crossed by two springs, the inner ring of the elastic ring 10 connected with the locking ring 8 is crossed and converted into the other end of the outer ring to be elastically connected with the magnet 9, after the inner side of the magnet 9 loses the force of attracting the magnet, the magnet 9 is pulled back to the outer ring due to the elastic force of the elastic ring 10, and the locking ring 8 is just pushed away towards the outer skin 2 after the outer ring of the elastic ring 10 is converted into the inner ring.

Wherein, the inboard movable mounting of magnetite 9 has the gyro wheel, and when the inboard laminating of magnetite 9 moved in the lateral wall department of crust 2, the gyro wheel can make them avoid the thickness fall of crust 2 when laminating each other, and made the magnetite 9 that is located inner core 3 department inconvenient the puzzlement that moves to crust 2 department.

Wherein, the lateral wall department of lock circle 8 sets up the hole, and the downthehole magnetite 9 that has run through, magnetite 9 passes through the hole laminating crust 2 lateral wall department of lock circle 8 department when receiving the magnetic attraction that electric current produced, and magnetite 9 can receive the pulling force of elastic ring 10 to be pulled back from this downthehole department after losing this kind of attraction.

Wherein, the middle-end fixedly connected with magnetic path 11 of elastic ring 10, propulsive in-process, the whole emergence skew of elastic ring 10 for magnetic path 11 is to the top perk, holds the bottom lateral wall department of shell 1, avoids taking place to break away from between it and crust 2.

The working principle is as follows: when the magnetic shielding sleeve is used, the bayonet at the bottom of the shell 1 tightly locks the upper end of the sheath 2, a small distance is reserved at the upper end of the sheath 2 close to the opening, the inner core 3 is easily exposed outside at the joint of the sheath 2 and the shell 1, current passes through the inner core 3 during normal use, the inner core 3 with the current can attract the adsorption stone 7, therefore, the movable rod 6 can move towards the inner core 3 and clamp the inner core 3, the adsorption stone 7 has the function of preventing the movable rod 6 from inconveniently dragging the inner core 3 upwards when the inner core 3 is lifted upwards in the later period, under the condition of normal use, the locking ring 8 is tightly attached to the joint between the sheath 2 and the shell 1, when the joint between the sheath 2 and the shell 1 is damaged, the inner core 3 is exposed at the bottom outlet of the shell 1, the current passes through the inner core 3, and a certain attraction force exists between the current and the magnet 9, the magnet 9 is in a sphere shape and is movably connected with the elastic ring 10, so that the magnet 9 can penetrate through the lock ring 8 and be adsorbed at the inner core 3 of the outer skin 2, when the inner core 3 is pulled upwards by the action force of the top end, the magnet 9 can slide downwards at the side wall of the inner core 3 to the outer skin 2, when the outer skin 2 is not attracted by magnetic force any more, the magnet 9 is pulled back by the elastic ring 10, the magnet 9 is pulled back to the outer side wall of the lock ring 8 again, because the elastic ring 10 connected with the magnet 9 is spread outwards, the other part of the elastic ring 10 and the connection part of the lock ring 8 are pushed inwards, the lock ring 8 can be attached to the outer skin 2, in the pushing process, the whole body of the elastic ring 10 is deviated, the magnet 11 is tilted towards the top to suck the bottom side wall of the outer shell 1 to avoid the separation between the magnet and the outer skin 2, the hole is arranged at the bottom of the outer shell 1 and is provided with an elastically pushed moving door, can be convenient for connecting rod 13's removal, after magnetite 9 department lost the power of being attracted, when the spring of the outside of elastic ring 10 moved to its inboard cross, just in time drive the bottom of connecting rod 13 outwards to strut, because the cross connection mode of connecting rod 13, make the upper end of connecting rod 13 also be open state, the top of connecting rod 13 will be connected rope 15 and pull to both ends, the top of connecting rope 15 can be dragged pivot 5 downwards, can drive movable rod 6 and pull downwards, make inner core 3 increase in the inside volume of shell 1, and its in-process of upwards dragging can be scraped the rotation of movable shaft 4, make movable shaft 4 rotate and can touch the warning light of opening, in order to remind relevant personnel to maintain as early as possible.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable protection device of electric leakage is avoided after end of a thread and socket junction wearing and tearing, includes shell (1), its characterized in that: the bottom of shell (1) is seted up porosely, and downthehole run through in the upper end of crust (2), and the inside of crust (2) is run through has inner core (3), and the top of inner core (3) upwards extends to below pivot (5), and pivot (5) department rotates the upper end that is connected with movable rod (6), and the bottom fixedly connected with of movable rod (6) adsorbs stone (7), the outside of crust (2) runs through in the inside of lock ring (8), and the segmentation port department fixed connection of lock ring (8) is in the inner circle port department of elastic ring (10), and the other end elastic connection of elastic ring (10) is in the axle center department of magnetite (9), and the middle-end of elastic ring (10) comprises sliding shaft (12) elastic connection, and the top fixed connection of elastic ring (10) is in the bottom of connecting rod (13), and the middle-end swing joint of connecting rod (13) is in back shaft (14) department, and two punishments in the top of connecting rod (13) do not fixed connection in the both ends of connecting rope (, the middle end of the connecting rope (15) is movably arranged on the top side of the rotating shaft (5).

2. The cable protector for preventing electric leakage after the joint of the line head and the socket is worn out as claimed in claim 1, wherein: the inboard department in bottom of shell (1) rotates and is connected with loose axle (4), and the lateral wall department of loose axle (4) rotates and connects in the upper end edge of crust (2).

3. The cable protector for preventing electric leakage after the joint of the line head and the socket is worn out as claimed in claim 1, wherein: the interior of the adsorption stone (7) is movably connected to the side wall of the inner core (3).

4. The cable protector for preventing electric leakage after the joint of the line head and the socket is worn out as claimed in claim 1, wherein: the side wall of the locking ring (8) is formed by movably connecting a plurality of arc-shaped blocks.

5. The cable protector for preventing electric leakage after the joint of the line head and the socket is worn out as claimed in claim 1, wherein: the elastic ring (10) is formed by crossing an inner ring and an outer ring by two springs, and the inner ring of the elastic ring (10) connected with the lock ring (8) is crossed and converted into the other end of the outer ring to be elastically connected with the magnet (9).

6. The cable protector for preventing electric leakage after the joint of the wire end and the socket is worn out as claimed in claim 5, wherein: and the inner side of the magnet (9) is movably provided with a roller.

7. The cable protector for preventing electric leakage after the joint of the wire end and the socket is worn out as claimed in claim 6, wherein: the side wall of the lock ring (8) is provided with a hole, and a magnet (9) penetrates through the hole.

8. The cable protector for preventing electric leakage after the joint of the line head and the socket is worn out as claimed in claim 7, wherein: the middle end of the elastic ring (10) is fixedly connected with a magnetic block (11).