CN113548538A

CN113548538A - Protector for preventing wire from being pulled

Info

Publication number: CN113548538A
Application number: CN202110910009.6A
Authority: CN
Inventors: 刘金付
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-10-26

Abstract

The invention discloses a protective device for preventing wires from being pulled, which comprises a wire take-up mechanism and a protective mechanism, wherein the protective mechanism is arranged on the right side of the wire take-up mechanism, the wire take-up mechanism comprises a shell I, a limiting frame, a wire tensioning assembly and a support frame, the shell I is arranged in the wire take-up mechanism, the support frame is arranged at the center of the back surface of one inner wall of the shell, the limiting frame is arranged on the front surface of the support frame, the wire tensioning assembly is fixedly connected to the right side of the bottom of the inner wall of the shell I, a press block is arranged, when wires are pulled outside, the bottom of a clamping block can move rightwards through pulling force, an arc-shaped elastic sheet is pressed by a top block to push out the press block from the inside of the clamping block, the press block is contracted through a second reset spring after contacting the wires to clamp the wires, a rubber block is arranged on the surface of the press block, the surface of the wires can be protected, and the damage to the surface of the wires during pulling can be avoided, and increased friction.

Description

Protector for preventing wire from being pulled

Technical Field

The invention relates to the technical field of electric wire protection, in particular to a protection device for preventing an electric wire from being pulled.

Background

The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades, the electric lines refer to electric energy transmission leads, bare wires, electromagnetic wires and insulating wires, the bare wires are not provided with insulating layers and comprise copper, aluminum flat wires, overhead stranded wires and various profiles, and the power equipment is mainly used for outdoor overhead and indoor busbars and switch boxes.

At present the electric wire is receiving line or is not being done to it and prevents dragging the device when using, makes it drag it under the circumstances of being unwittingly, will receive the electric wire and disorderly it to make the achievement of labour extravagant, among the current prevents dragging the device, not good to electric wire protection measure, make it cause great damage to the electric wire by the in-process of dragging, thereby influence subsequent work.

The present invention is therefore directed to solving the above problems.

Disclosure of Invention

The present invention is directed to a protector for preventing an electric wire from being pulled, so as to solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: a protection device for preventing wires from being pulled comprises a wire rewinding mechanism and a protection mechanism, wherein the protection mechanism is arranged on the right side of the wire rewinding mechanism;

the take-up mechanism comprises a first shell, a limiting frame, a wire-tightening component and a supporting frame, wherein the first shell is arranged inside the take-up mechanism, the supporting frame is arranged at the center of the back face of the inner wall of the first shell, the limiting frame is arranged on the front face of the supporting frame, and the wire-tightening component is fixedly connected to the right side of the bottom of the inner wall of the first shell.

Preferably, protection machanism includes second casing, protective component, supporting seat and threaded rod, second casing sets up inside protection machanism, protective component installs in two inner wall bottoms of casing, the supporting seat is installed in protective component left side bottom, the threaded rod passes through the bearing and rotates the connection at the supporting seat top, the threaded rod runs through two tops of casing and extends to two outsides of casing, the threaded rod top is provided with changes the handle.

Preferably, the protection component includes guard plate, fixation nut, protection seat, slider, the guard plate sets up inside the protection component, the spout has been seted up to guard plate left side bottom, protection seat quantity is two, two the protection seat sets up for the symmetry, is located the top protection seat fixed connection is at protection inboard wall top, fixation nut fixed connection is in the protection seat left side that is located the below, fixation nut left side and threaded rod threaded connection, fixation nut and spout sliding connection, slider fixed connection is on the protection seat right side that is located the below, slider right side and protection inboard wall right side sliding connection.

Preferably, the protection seat includes activity groove, diaphragm and kicking block, the protection seat sets up for cavity, the diaphragm sets up inside the protection seat, activity groove quantity is four and transverse arrangement inside the horizontal pole, four other swing joint has the clamp splice, four are equallyd divide to activity inslot portion the equal fixedly connected with expanding spring in clamp splice top, four the equal fixed connection in expanding spring top is at protection seat inner wall top, kicking block quantity is four and transverse arrangement in the horizontal pole bottom, four the kicking block left side all is provided with the protective sheath.

Preferably, the protective sheath includes spherical reset block, flexure strip, rubber sleeve and extrusion groove, the rubber sleeve sets up inside the protective sheath, the rubber sleeve is seted up in the extrusion groove, the flexure strip sets up inside the extrusion groove, flexure strip bottom fixed connection is in protective sheath inner wall bottom, flexure strip top and rubber sleeve bottom contact, spherical reset block sets up inside the flexure strip.

Preferably, the clamp splice includes fixing base, spacing seat, solid fixed sliding block, slide bar, arc shell fragment and briquetting, the clamp splice sets up for cavity, fixing base fixed connection is in clamp splice inner wall left side, spacing seat sets up in the fixing base below, spacing seat fixed connection is in clamp splice inner wall left side, solid fixed sliding block fixed connection is on spacing seat right side, the slide bar run through solid fixed sliding block and with solid fixed sliding block sliding connection, arc shell fragment one end and fixing base swing joint, the arc shell fragment other end and slide bar top swing joint, briquetting swing joint is in the slide bar bottom, briquetting top right side is provided with reset spring one, reset spring top fixed connection is on the slide bar right side.

Preferably, the briquetting includes arc wall, stopper and clamp plate, the arc wall sets up in the briquetting bottom, stopper and clamp plate quantity are two, two the stopper is the symmetry setting with the clamp plate, two stopper fixed connection is at the arc wall cell wall, two other two fixedly connected with push rods, four are equallyd divide at the clamp plate top other fixedly connected with reset spring two, two are equallyd divide the clamp plate bottom all is provided with the block rubber.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, by arranging the pressing block, when the electric wire is pulled from the outside, the bottom of the clamping block can move rightwards through the pulling force, the pressing arc-shaped elastic sheet is pressed by the ejecting block to push the pressing block out of the clamping block, the pressing block is contracted through the second reset spring after contacting the electric wire to clamp the electric wire, and the rubber block is arranged on the surface of the pressing block, so that the surface of the electric wire can be protected, the surface of the electric wire is prevented from being damaged during pulling, and meanwhile, the friction force is increased.

2. According to the invention, the protective sleeve is arranged to protect the arc-shaped elastic sheet from being damaged, when the protective sleeve is in contact with the arc-shaped elastic sheet for pressing, the surface of the arc-shaped elastic sheet can be protected through the arranged rubber sleeve, the inner elastic sheet is pressed downwards through extrusion, the extrusion force can be relieved in the pressing process of the inner elastic sheet, and then the inner elastic sheet is reset through the spherical reset block, so that the arc-shaped elastic sheet is prevented from being damaged, and the device cannot be normally used.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a front sectional structural view of the protection seat of the present invention;

FIG. 4 is a front sectional structural view of the protection seat of the present invention;

FIG. 5 is an enlarged view of B in FIG. 4 according to the present invention;

FIG. 6 is a front cross-sectional structural view of the protective cover of the present invention;

FIG. 7 is a front cross-sectional structural view of a clamping block of the present invention;

FIG. 8 is an enlarged view of A of FIG. 7 according to the present invention;

FIG. 9 is a left side sectional view of the press block according to the present invention;

in the figure: 1. the wire rewinding mechanism 11, the first shell 12, the limiting frame 13, the wire threading assembly 14, the support frame 2, the protection mechanism 21, the second shell 22, the protection assembly 221, the protection plate 222, the sliding groove 223, the fixing nut 224, the protection seat c1, the telescopic spring c2., the movable groove c3., the transverse plate c4., the clamping block a1., the fixing seat a2, the limiting seat a3., the fixing sliding block a4., the sliding rod a5., the arc-shaped elastic sheet a6., the pressing block a61, the limiting block a63, the reset spring bi a64, the pushing rod a65, the pressing plate a7., the reset spring I c5., the protecting sleeve b1, the spherical reset block b2., the elastic sheet b3., the rubber sleeve b4., the extruding groove 225, the sliding block 23, the supporting seat 24, the threaded rod 25 and the rotating handle.

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.

Example 1:

please refer to fig. 1-6:

the invention provides a technical scheme that: the utility model provides a protector of usefulness is prevented dragging by electric wire, includes admission machine 1 and protection machanism 2, and protection machanism 2 installs on 1 right side of admission machine, and admission machine 1 includes casing 11, spacing 12, thread tightening subassembly 13 and support frame 14, and casing 11 sets up inside admission machine 1, and support frame 14 installs in 11 inner wall back center departments of casing, and spacing 12 is installed at support frame 14 openly, and thread tightening subassembly 13 fixed connection is on 11 inner wall bottom right sides of casing.

Protection machanism 2 includes two 21, protective component 22, supporting seat 23 and threaded rod 24 of casing, and two 21 settings of casing are inside protection machanism 2, and protective component 22 installs in two 21 inner walls bottoms of casing, and supporting seat 23 installs in protective component 21 left side bottom, and threaded rod 24 passes through the bearing and rotates the connection at supporting seat 23 top, and threaded rod 24 runs through two 21 tops of casing and extends to two 21 outsides of casing, and threaded rod 24 top is provided with changes 25.

The protection component 22 comprises a protection plate 221, a fixing nut 223, two protection seats 224 and a sliding block 225, the protection plate 221 is arranged inside the protection component 22, a sliding groove 222 is formed in the bottom of the left side of the protection plate 221, the number of the protection seats 224 is two, the two protection seats 224 are symmetrically arranged, the protection seat 224 located above is fixedly connected to the top of the inner wall of the protection plate 221, the fixing nut 223 is fixedly connected to the left side of the protection seat 224 located below, the left side of the fixing nut 223 is in threaded connection with the threaded rod 24, the fixing nut 223 is in sliding connection with the sliding groove 222, the sliding block 225 is fixedly connected to the right side of the protection seat 224 located below, the right side of the sliding block 225 is in sliding connection with the right side of the inner wall of the protection plate 221, the protection component 22 is arranged to prevent the electric wire from being pulled, and the fixing nut 223 is arranged to drive the protection seat 224 below the rotating handle 25 to move by rotating the rotating handle 25, so that the electric wire is conveniently pulled out for use.

The protective seat 224 comprises movable grooves c2, a transverse plate c3 and top blocks c5, the protective seat 224 is arranged in a hollow mode, the transverse plate c3 is arranged inside the protective seat 224, the number of the movable grooves c2 is four, the movable grooves c2 are transversely arranged inside a transverse rod c3, the interiors of four movable grooves c2 are respectively and movably connected with clamping blocks c4, the tops of four clamping blocks c4 are respectively and fixedly connected with telescopic springs c1, the tops of four telescopic springs c1 are respectively and fixedly connected to the top of the inner wall of the protective seat 224, the number of the top blocks c5 is four, the top blocks c3 are transversely arranged at the bottom of the transverse rod c3, protective sleeves c51 are arranged on the left sides of the four top blocks c5, the clamping blocks c4 are used for clamping electric wires, a leftward acting force is generated when the electric wires are taken up, the clamping blocks c4 are obliquely arranged, the electric wires are taken up without influence, and when the outside is pulled, a reaction force is generated, and the clamping blocks clamp the electric wires through the reaction force.

The protective sleeve c51 comprises a spherical reset block b1, an elastic sheet b2, a rubber sleeve b3 and a squeezing groove b4, the rubber sleeve b3 is arranged inside a protective sleeve c51, the squeezing groove b4 is arranged inside the rubber sleeve b3, the elastic sheet b2 is arranged inside the squeezing groove b4, the bottom of the elastic sheet b2 is fixedly connected to the bottom of the inner wall of the protective sleeve c51, the top of the elastic sheet b2 is in contact with the bottom of the rubber sleeve b3, the spherical reset block b1 is arranged inside the elastic sheet b2, the protective sleeve a51 is arranged to protect the arc-shaped elastic sheet a5 from being damaged, when the protective sleeve a51 is in contact with the arc-shaped elastic sheet a5 for pressing, the surface of the arc-shaped elastic sheet a5 can be protected by the arranged rubber sleeve b3, the inner elastic sheet b2 is pressed downwards by squeezing, the squeezing force can be relieved from being pressed, and the spherical reset block b1 is used for resetting the arc-shaped elastic sheet a5, so that the device cannot be normally used.

Example 2:

please refer to fig. 7-9:

the clamping block c comprises a fixed seat a, a limiting seat a, a fixed sliding block a, a sliding rod a, an arc-shaped elastic sheet a and a pressing block a, the clamping block c is arranged in a hollow mode, the fixed seat a is fixedly connected to the left side of the inner wall of the clamping block c, the limiting seat a is arranged below the fixed seat a, the limiting seat a is fixedly connected to the left side of the inner wall of the clamping block c, the fixed sliding block a is fixedly connected to the right side of the limiting seat a, the sliding rod a penetrates through the fixed sliding block a and is in sliding connection with the fixed sliding block a, one end of the arc-shaped elastic sheet a is movably connected with the fixed seat a, the other end of the arc-shaped elastic sheet a is movably connected with the top of the sliding rod a, the pressing block a is movably connected to the bottom of the sliding rod a, a return spring a is arranged on the right side of the top of the pressing block a, the top of the return spring a is fixedly connected to the right side of the sliding rod a, the arc-shaped elastic sheet a is pressed by the pressing block c to extend towards the bottom, so that the sliding rod a is pushed out of the clamping block c, making its pressure piece a6 in contact with the wire.

The pressing block a6 comprises an arc-shaped groove a61, two limiting blocks a62 and a pressing plate a65, the arc-shaped groove a61 is arranged at the bottom of the pressing block a6, the number of the limiting blocks a62 and the number of the pressing plate a65 are two, the two limiting blocks a62 and the pressing plate a65 are symmetrically arranged, the two limiting blocks a62 are fixedly connected to the wall of the arc-shaped groove a61, the tops of the two pressing plates a65 are respectively and fixedly connected with two push rods a64, the tops of the four push rods a64 are respectively and fixedly connected with a return spring two a63, the bottoms of the two pressing plates a65 are respectively provided with rubber blocks, when the electric wire is pulled outside by setting the pressing block a6, the bottom of the clamping block c4 is moved rightwards by the pulling force, the arc-shaped elastic sheet a5 is pressed by the pushing block c5, the pressing block a6 is pushed out from the inside of the clamping block c4, the pressing plate a65 is contracted by the return spring two a63 after contacting the electric wire, the surface of the pressing plate a65 is provided with the rubber blocks, the surface of the pressing plate a65 can protect the electric wire, the damage of the surface of the wire during pulling is avoided, and meanwhile, the friction force is increased.

The working principle is as follows: when the electric wire anti-pulling device is used, an electric wire can be directly wound into the wire winding mechanism 1 by rotating the wire winding roller, the force generated during wire winding is leftward, the clamping block c4 has an elastic effect under the action of the inclined arrangement and the telescopic spring c1, so that the wire winding is not influenced, when an external person pulls outwards, the generated force is rightward, firstly, the bottom of the clamping block c4 moves rightwards under the action of force, so that the top block c5 presses the arc-shaped elastic sheet a5, toughness is generated by the arranged protective sleeve c51 under the action of the spherical reset block b1 and the elastic sheet b2 during pressing, the arc-shaped elastic sheet a5 can be protected by the rubber sleeve b3 arranged on the surface, the sliding rod a4 is pushed to eject the pressing block a6, so that the pressing plate a65 arranged at the bottom of the pressing block a6 presses the electric wire tightly, when the external pulling force is overlarge, the pressing force can be more tightly pressed by the limiting block a62 arranged by the arc-shaped groove a61, the rubber block that clamp plate a65 bottom set up can protect the electric wire surface, prevents that the electric wire surface from damaging, has also increased the frictional force of contact surface simultaneously, when needs were got the line, rotates earlier and changes 25 and drive protection seat 224 downstream through fixation nut 223 to make clamp splice c4 loosen the electric wire, draw from the outside and get can.

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 protector of usefulness is prevented dragging by electric wire, includes admission machine (1) and safeguard mechanism (2), its characterized in that: the protection mechanism (2) is arranged on the right side of the take-up mechanism (1);

the wire rewinding mechanism (1) comprises a first shell (11), a limiting frame (12), a wire winding component (13) and a supporting frame (14), wherein the first shell (11) is arranged inside the wire rewinding mechanism (1), the supporting frame (14) is arranged at the center of the back face of the inner wall of the first shell (11), the limiting frame (12) is arranged on the front face of the supporting frame (14), and the wire winding component (13) is fixedly connected to the right side of the bottom of the inner wall of the first shell (11).

2. A protector against pulling of an electric wire according to claim 1, characterised in that: protection machanism (2) are including two (21) of casing, protective component (22), supporting seat (23) and threaded rod (24), two (21) of casing set up inside protection machanism (2), protective component (22) are installed in two (21) inner wall bottoms of casing, supporting seat (23) are installed in protective component (21) left side bottom, threaded rod (24) are rotated through the bearing and are connected at supporting seat (23) top, threaded rod (24) run through two (21) tops of casing and extend to two (21) outsides of casing, threaded rod (24) top is provided with changes (25).

3. A protector against pulling of an electric wire according to claim 2, characterized in that: the protection component (22) comprises a protection plate (221), a fixing nut (223), a protection seat (224) and a sliding block (225), the protection plate (221) is arranged inside the protection component (22), the bottom of the left side of the protection plate (221) is provided with a sliding groove (222), the number of the protection seats (224) is two, the two protection seats (224) are symmetrically arranged, the protection seat (224) positioned above is fixedly connected to the top of the inner wall of the protection plate (221), the fixed nut (223) is fixedly connected with the left side of the protective seat (224) positioned below, the left side of the fixed nut (223) is in threaded connection with the threaded rod (24), the fixed nut (223) is in sliding connection with the sliding groove (222), the slide block (225) is fixedly connected to the right side of the protective seat (224) positioned below, the right side of the sliding block (225) is in sliding connection with the right side of the inner wall of the protection plate (221).

4. A protector against pulling of an electric wire according to claim 3, characterised in that: protection seat (224) are including activity groove (c2), diaphragm (c3) and kicking block (c5), protection seat (224) are the cavity setting, diaphragm (c3) set up inside protection seat (224), activity groove (c2) quantity is four and transverse arrangement inside horizontal pole (c3), four activity groove (c2) inside is equallyd divide do not swing joint have clamp splice (c4), four equal fixedly connected with expanding spring (c1) in clamp splice (c4) top, four equal fixed connection in protection seat (224) inner wall top at expanding spring (c1) top, kicking block (c5) quantity is four and transverse arrangement in horizontal pole (c3) bottom, four kicking block (c5) left side all is provided with protective sheath (c 51).

5. A protector against pulling of an electric wire according to claim 4, characterised in that: protective sheath (c51) include spherical reset block (b1), flexure strip (b2), rubber sleeve (b3) and extrusion groove (b4), rubber sleeve (b3) set up inside protective sheath (c51), rubber sleeve (b3) are seted up in extrusion groove (b4), flexure strip (b2) set up inside extrusion groove (b4), flexure strip (b2) bottom fixed connection is in protective sheath (c51) inner wall bottom, flexure strip (b2) top and rubber sleeve (b3) bottom contact, spherical reset block (b1) set up inside flexure strip (b 2).

6. A protector against pulling of an electric wire according to claim 5, characterised in that: the clamping block (c4) comprises a fixed seat (a1), a limiting seat (a2), a fixed sliding block (a3), a sliding rod (a4), an arc-shaped elastic sheet (a5) and a pressing block (a6), the clamping block (c4) is arranged in a hollow mode, the fixed seat (a1) is fixedly connected to the left side of the inner wall of the clamping block (c4), the limiting seat (a2) is arranged below the fixed seat (a1), the limiting seat (a2) is fixedly connected to the left side of the inner wall of the clamping block (c4), the fixed sliding block (a3) is fixedly connected to the right side of the limiting seat (a2), the sliding rod (a4) penetrates through the fixed sliding block (a3) and is in sliding connection with the fixed sliding block (a3), one end of the arc-shaped elastic sheet (a5) is movably connected with the fixed seat (a1), the other end of the arc-shaped elastic sheet (a5) is movably connected with the top of the fixed seat (a4), the pressing block (a6) is movably connected with the right side of the sliding rod (a4), and a reset spring (a7 a) is arranged at the right side of the pressing block (a6), the top of the first return spring (a7) is fixedly connected to the right side of the slide bar (a 4).

7. A protector against pulling of an electric wire according to claim 6, characterised in that: briquetting (a6) includes arc wall (a61), stopper (a62) and clamp plate (a65), arc wall (a61) sets up in briquetting (a6) bottom, stopper (a62) is two with clamp plate (a65) quantity, two stopper (a62) and clamp plate (a65) are the symmetry setting, two stopper (a62) fixed connection is in arc wall (a61) cell wall, two respectively two push rods (a64) of fixedly connected with are equallyd divide in clamp plate (a65) top, four respectively fixedly connected with reset spring two (a63) are equallyd divide in push rod (a64) top, two clamp plate (a65) bottom all is provided with the block rubber.