CN113258508B

CN113258508B - Wire protection device based on electrical control

Info

Publication number: CN113258508B
Application number: CN202110530637.1A
Authority: CN
Inventors: 周红玉
Original assignee: Zibo Vocational Institute
Current assignee: Zibo Vocational Institute
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2022-03-11
Anticipated expiration: 2041-05-15
Also published as: CN113258508A

Abstract

The utility model discloses a wire protection device based on electrical control, and relates to the technical field of wire protection. According to the utility model, through the designed extrusion mechanism, the extrusion sleeve can adapt to the protection and protection requirements of the cable main body through the first sliding sleeve, and the extrusion sleeve can be screwed to adjust the relative axial height through the top threaded column, so that the placing stability after the cable main body is adjusted to be in line can be obviously improved, meanwhile, the other side limiting pad can ensure the extrusion limiting effect after being attached to the cable main body, and further, external water vapor can be prevented from immersing into the protection shell, so that the placing safety and adaptability of the cable main body can be improved, and the use requirements can be met.

Description

Wire protection device based on electrical control

Technical Field

The utility model relates to the technical field of wire protection, in particular to a wire protection device based on electrical control.

Background

The electric control generally reaches the purpose that electric data signal carried through cable transmission signal, and cable cabinet can guarantee to electric control element protective effect, and the electric control cabinet generally need protect the wire and improve work safety nature.

Chinese patent document CN209896601U discloses a lead protection device based on electrical control, and relates to the field of electrical technology. The wire fixing piece comprises a wire fixing piece and a wire end sealing piece, wherein the wire fixing piece comprises a rubber pad and a group of clamping plates, a first bulge and a second bulge are respectively fixed on two side surfaces of the rubber pad, a group of connecting rods are fixed on one surface of the first bulge, a rubber ball is fixed at one end of each connecting rod, a group of through holes are formed in one surface of each second bulge, the connecting rods are in clearance fit with the through holes, the rubber balls are in interference fit with the through holes, and a group of base plates and two groups of vertical plates are fixed on one surface of the rubber pad. According to the scheme, the wire can be sleeved by the wire fixing piece and fixed on the threading plate in the electrical cabinet, the contact part between the wire and the threading hole of the threading plate can be protected, the sealing performance of the wire end connection part of the wire can be ensured by the wire end sealing piece, certain defects still exist in practical use, and 1, when the cable is placed inside, the impact resistance and the adjustability are insufficient, and the requirement for stable placement of the cable is lacked; 2. the cable cannot be well managed in the arrangement mode of the electric control wires, and heat generated by the wires of the cable cannot be well led out; 3. the sealing and waterproof effects on the joints are lacked, and the assembly efficiency is low, so that the use portability is influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, such as: 1. when the cable is placed inside, the impact resistance and the adjustability are insufficient, and the requirement for stable placement of the cable is lacked; 2. the cable cannot be well managed in the arrangement mode of the electric control wires, and heat generated by the wires of the cable cannot be well led out; 3. the wire protection device based on electric control is provided due to the fact that the sealing and waterproof effects on the connection part are lacked, the assembly efficiency is low, and the use portability is affected.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a wire protection device based on electrical control, includes the protective housing, protective housing top both sides all have the visor through the clamping mechanism joint, and visor and protective housing one side all are equipped with protection machanism, protective housing one side is equipped with closing mechanism, and the protective housing opposite side is equipped with stop gear, and has cup jointed the cable main part between closing mechanism and the stop gear, and cable main part lateral wall joint has extrusion mechanism, and extrusion mechanism fixed connection is in visor inner chamber one side.

Further, protection machanism includes the protection seat, protection seat fixed connection is in corresponding position protective housing and visor one side, a plurality of support grooves have all been seted up to protection seat inner chamber both sides, and support the inslot joint and have first lug, and fixedly connected with slide between the first lug of both sides, and slide bottom fixedly connected with connecting rod, and connecting rod bottom fixedly connected with guard plate.

Further, stop gear includes spacing pad, spacing pad and the laminating of top cable bulk phase, the equal fixedly connected with laminating pad in spacing pad bottom both sides, and laminating pad and protective housing inner chamber one side correspond position fixed connection, the protective housing inner chamber corresponds the position and has seted up the recess, and recess inner chamber bottom fixedly connected with telescopic link, telescopic link one end and spacing pad one side fixed connection, telescopic link lateral wall cover is equipped with first spring, first spring both ends correspond position fixed connection with recess inner chamber and spacing pad one side respectively.

Further, extrusion mechanism includes the extrusion cover, the extrusion cover cup joints at the cable main part outside, the extrusion cover both sides all inlay and are equipped with first sliding sleeve, and sliding connection has first slide bar in the first sliding sleeve, and the equal fixedly connected with kicking block in the first slide bar both ends in both sides, and first slide bar lateral wall cover is equipped with the second sliding sleeve, and second sliding sleeve lateral wall joint has the extrusion pad, and the extrusion pad laminates with the cable main part mutually.

Further, the extrusion cover both sides all mesh and have the meshing piece, and mesh piece top fixedly connected with clamp, and the clamp top inlays and is equipped with the bearing, and the bearing endotheca is equipped with the pivot, pivot top fixedly connected with screw thread post, and screw thread post lateral wall threaded connection has the screw cap, and the screw cap joint is in visor inner chamber one side, and screw thread post top fixedly connected with handle.

Further, the sealing mechanism comprises a sealing sleeve, a connecting plate is fixedly connected to the outer side wall of the sealing sleeve, elastic plates are fixedly connected to two sides of the connecting plate, and two sides of each elastic plate are respectively attached to corresponding positions of two sides of an inner cavity of the protective shell.

Further, latch mechanism includes the kelly, kelly fixed connection is at the protective housing top, the kelly joint is in the draw-in groove that the protective housing bottom was seted up, and draw-in groove one side has seted up the opening, and the opening inner chamber bottom has seted up the spacing groove, and the spacing inslot joint has the fixture block, and fixture block top fixedly connected with third slide bar, third slide bar lateral wall cover is equipped with the third sliding sleeve, and the third sliding sleeve inlays and locates draw-in groove inner chamber one side, and third slide bar one end fixedly connected with handle, and third sliding sleeve one side seted up with the corresponding fluting of fixture block, third slide bar lateral wall cover is equipped with the second spring, and the second spring both ends correspond position fixed connection with third sliding sleeve and handle one side respectively.

Furthermore, the cross section of the limiting groove is arc-shaped.

Further, a limiting block is fixedly connected to one side of the inner cavity of the clamping rod and clamped in an opening in one side of the third sliding rod.

Further, a heat dissipation groove is formed in an inner cavity on one side of the protective shell, and a plurality of air holes are formed in two sides of the heat dissipation groove.

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

(1) according to the utility model, through the designed extrusion mechanism, after the cable main body enters the sealing mechanism and the limiting mechanism, the extrusion pad can be used for laminating and extruding the cable main body, and can deflect through the second sliding sleeve on one side, so that the extrusion limiting requirements of different cable main body diameters can be met, and the extrusion pad can be adapted to the axial deflection adaptation of the cable main body, and when the extrusion sleeves on two sides are sleeved outside the cable main body, the extrusion sleeves can be adapted to the protection requirements of the cable main body through the first sliding sleeve, and the extrusion sleeves can be screwed to adjust the relative axial height through the top threaded columns, so that the placing stability after the cable main body is adjusted to be in line can be obviously improved, meanwhile, the limiting pad on the other side can ensure the extrusion limiting effect after being attached to the cable main body, so that external water vapor can be prevented from immersing into the protective shell, and the placing safety and the adaptation of the cable main body can be improved, the use requirement is met.

(2) According to the clamping mechanism, when a plurality of thin cable main bodies need to be arranged, the handles on two sides are screwed to drive the third slide rods to drive the clamping blocks connected at one ends to be separated from the limiting grooves, the third slide rods can be pulled to drive the clamping blocks to be self-clamped in the inner cavities of the clamping rods, the protective covers can be pulled to be separated from the bottom protective shell, the protective shells can be opened quickly to extend and arrange the inner cable main bodies, the third slide rods can be screwed reversely to be clamped quickly, maintenance and assembly efficiency is reduced remarkably, meanwhile when the cable main bodies generate heat, the heat-absorbing protective shells can accelerate air flow heat transfer efficiency through the matching of the inner cavity heat dissipation grooves and the air holes, further the heat dissipation effect of the sleeved cable main bodies can be improved, the placement requirement of the cable main bodies is improved, and the integral maintenance and use requirement is met.

(3) According to the utility model, through the designed protection plate, when the protection shell and the protection cover are assembled, the protection shell and the protection cover can be assembled through the protection plate at one side, the sliding plate can rotate in the supporting groove through the first lug, so that the relative position of the protection plate can be adjusted, the assembly requirements of the installation positions with different thicknesses can be adapted, the sealing sleeve can be assembled with the opening at one side of the protection shell through the connection plate at one side and the elastic plate, the sealing sleeve can isolate water vapor immersion at one side of the connection end, and the protection safety requirement of the cable main body can be further improved

(4) The utility model can meet the extrusion limit requirements of different cable main body 7 diameters when a single cable is operated, can also ensure the stability when the cable is inserted, and can accelerate the heat transfer efficiency of air flow on the basis of ensuring quick clamping when a plurality of cables are operated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an enlarged schematic view of part A of the present invention;

FIG. 3 is an enlarged schematic view of part B of the present invention;

FIG. 4 is an enlarged schematic view of part C of the present invention;

FIG. 5 is a side view of the protective case of the present invention;

fig. 6 is a three-dimensional structure diagram of the closure sleeve of the present invention.

The list of components represented by the various reference numbers in the figures is as follows: 1. a protective shell; 2. a protection mechanism; 201. a protective seat; 202. a support groove; 203. a first bump; 204. a slide plate; 205. a connecting rod; 206. a protection plate; 3. a limiting mechanism; 301. a limiting pad; 302. attaching a pad; 303. a telescopic rod; 304. a first spring; 305. a groove; 4. an extrusion mechanism; 401. extruding a sleeve; 402. a first sliding sleeve; 403. a first slide bar; 404. a second bump; 405. a second sliding sleeve; 406. pressing the cushion; 407. an engagement block; 408. clamping a hoop; 409. a bearing; 410. a rotating shaft; 411. a threaded post; 5. a clamping mechanism; 501. a clamping rod; 502. a card slot; 503. a third slide bar; 504. a third sliding sleeve; 505. a second spring; 506. a limiting block; 507. a clamping block; 508. a limiting groove; 6. a sealing mechanism; 601. a sealing sleeve; 602. a connecting plate; 603. an elastic plate; 7. a cable body; 8. a protective cover; 9. a heat sink; 10. and (4) air holes.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-6, a wire protection device based on electrical control, includes

protective housing

1, 1 top both sides of protective housing all have visor 8 through 5 joints of latch mechanism, and

visor

8 and 1 one side of protective housing all are equipped with

protection machanism

2, 1 one side of protective housing is equipped with

closing mechanism

6, and 1 opposite side of protective housing is equipped with stop gear 3, and has cup jointed cable main part 7 between closing mechanism 6 and the

stop gear

3, and 7 lateral walls joints of cable main part have

extrusion mechanism

4, and 4 fixed connection of extrusion mechanism is in 8 inner chamber one side of visor.

The extrusion mechanism 4 comprises an extrusion sleeve 401, the extrusion sleeve 401 is sleeved outside the cable main body 7, a first sliding sleeve 402 is embedded at two sides of the extrusion sleeve 401, and the first sliding sleeve 402 is connected with a first sliding rod 403 in a sliding manner, and two ends of the first sliding rod 403 at two sides are fixedly connected with a top block, the outer side wall of the first sliding rod 403 is sleeved with a second sliding sleeve 405, and the outer side wall of the second sliding sleeve 405 is clamped with a pressing pad 406, and the pressing pad 406 is attached to the cable body 7, engaging blocks 407 are engaged with both sides of the pressing sleeve 401, the top of the engaging block 407 is fixedly connected with a hoop 408, the top of the hoop 408 is embedded with a bearing 409, a rotating shaft 410 is sleeved in the bearing 409, a threaded column 411 is fixedly connected to the top end of the rotating shaft 410, and the lateral wall threaded connection of screw thread post 411 has the screw cap, and the screw cap joint is in visor 8 inner chamber one side, and screw thread post 411 top fixedly connected with handle.

The implementation mode is specifically as follows: when the cable main body 7 needs to be threaded, after the cable main body 7 enters the closing mechanism 6 and the limiting mechanism 3, the extrusion pad 406 can be attached and extruded to the cable main body 7, the extrusion pad 406 can be deflected through the second sliding sleeve 405 on one side, meanwhile, the relative height of the extrusion pad 406 can be adjusted at the relative position of the first sliding rod 403 and the second bump 404 through the second sliding sleeve 405, so that the extrusion limiting requirements of different diameters of the cable main body 7 can be met, the extrusion pad 406 can be adapted to the axial deflection adaptation of the cable main body 7, and after the extrusion sleeves 401 on two sides are sleeved outside the cable main body 7, the extrusion sleeves 401 can be adapted to the protection requirements of the cable main body 7 through the first sliding sleeve 402, and the extrusion sleeves 401 can be screwed to the relative axial height through the meshing adaptation of the top threaded columns 411 of the top meshing block 407 and the collar 408, so that the placement stability after the cable main body 7 is threaded can be obviously improved, meanwhile, the opposite side limiting pad 301 can guarantee the extrusion limiting effect after being attached to the cable main body 7, the first spring 304 can drive the telescopic rod 303 to extend by utilizing the elastic force of the first spring, the telescopic rod 303 extends to drive the limiting pad 301 to be fully attached to the cable main body 7, the attaching pads 302 on the two sides of the bottom of the limiting pad 301 can guarantee the attaching tightness of the protective shell 1, external water vapor can be prevented from being immersed into the protective shell 1, the placing safety and the adaptability of the cable main body 7 can be improved, and the use requirement is met.

The protection mechanism 2 comprises a protection seat 201, the protection seat 201 is fixedly connected with one side of a protection shell 1 and one side of a protection cover 8 at corresponding positions, a plurality of supporting grooves 202 are respectively arranged at two sides of an inner cavity of the protection seat 201, first lugs 203 are clamped in the supporting grooves 202, a sliding plate 204 is fixedly connected between the first lugs 203 at two sides, a connecting rod 205 is fixedly connected at the bottom of the sliding plate 204, a protection plate 206 is fixedly connected at the bottom end of the connecting rod 205, the limiting mechanism 3 comprises a limiting pad 301, the limiting pad 301 is jointed with a top cable main body 7, jointing pads 302 are respectively fixedly connected at two sides of the bottom of the limiting pad 301, the jointing pads 302 are fixedly connected with one side of the inner cavity of the protection shell 1 at corresponding positions, a groove 305 is arranged at the corresponding position of the inner cavity of the protection shell 1, a telescopic rod 303 is fixedly connected at the bottom of the inner cavity of the groove 305, one end of the telescopic rod 303 is fixedly connected with one side of the limiting pad 301, the outer side wall of the telescopic rod 303 is sleeved with a first spring 304, two ends of the first spring 304 are respectively fixedly connected with the corresponding positions of the inner cavity of the groove 305 and one side of the limiting pad 301, the clamping mechanism 5 comprises a clamping rod 501, the clamping rod 501 is fixedly connected with the top of the protective shell 1, the clamping rod 501 is clamped in a clamping groove 502 arranged at the bottom of the protective cover 8, an opening is arranged at one side of the clamping groove 502, a limiting groove 508 is arranged at the bottom of the inner cavity of the opening, a clamping block 507 is clamped in the limiting groove 508, a third sliding rod 503 is fixedly connected with the top of the clamping block 507, the outer side wall of the third sliding rod 503 is sleeved with a third sliding sleeve 504, the third sliding sleeve 504 is embedded at one side of the inner cavity of the clamping groove 502, one end of the third sliding rod 503 is fixedly connected with a handle, one side of the third sliding sleeve 504 is provided with a slot corresponding to the clamping block 507, the outer side wall of the third sliding rod 503 is sleeved with a second spring 505, and two ends of the second spring 505 are respectively fixedly connected with the corresponding positions of the third sliding sleeve 504 and one side of the handle, the cross sectional shape of spacing groove 508 is the arc, kelly 501 inner chamber one side fixedly connected with stopper 506, stopper 506 joint is in third slide bar 503 one side opening, radiating groove 9 has been seted up to protective housing 1 one side inner chamber, and a plurality of bleeder vents 10 have all been seted up to radiating groove 9 both sides.

The implementation mode is specifically as follows: when a plurality of thin cable main bodies 7 need to be arranged, handles at two sides are screwed to drive a third sliding rod 503 to rotate in a third sliding sleeve 504, the third sliding rod 503 rotates to drive a clamping block 507 connected at one end to be separated from a limiting groove 508, then the third sliding rod 503 can be pulled to drive the clamping block 507 to be drawn out from an inner cavity of the clamping rod 501 and move out through an opening at one side of the third sliding sleeve 504, when the third sliding rod 503 at one end is separated from the clamping rod 501, a protective cover 8 can be pulled to be separated from a bottom protective shell 1, further the protective shell 1 can be quickly opened to extend and arrange the internal cable main bodies 7, and the third sliding rod 503 can be reversely screwed to carry out quick clamping, so that the maintenance and assembly efficiency is remarkably reduced, meanwhile, when the cable main bodies 7 generate heat, the heat-absorbing protective shell 1 can accelerate the air flow and heat transfer efficiency through the cooperation of the inner cavity heat dissipation grooves 9 and the air holes 10, further the heat dissipation effect of the sleeved cable main bodies 7 can be improved, the placement requirement of the cable main body 7 is improved, and the requirement of overall maintenance and use is met.

The sealing mechanism 6 comprises a sealing sleeve 601, a connecting plate 602 is fixedly connected to the outer side wall of the sealing sleeve 601, elastic plates 603 are fixedly connected to two sides of the connecting plate 602, and two sides of each elastic plate 603 are attached to corresponding positions on two sides of an inner cavity of the protective shell 1 respectively.

The implementation mode is specifically as follows: when protective housing 1 and visor 8 assemble, can assemble with the mounted position through one side guard plate 206, guard plate 206 can be forced to pass through connecting rod 205 and slide 204 and remove in protection seat 201, slide 204 can be through first lug 203 at the rotation of support groove 202, then can adjust the relative position of guard plate 206, the adaptation is to the assembly needs of different thickness mounted position, and closed cover 601 can assemble with protective housing 1 one side opening through one side connecting plate 602 and elastic plate 603, closed cover 601 can completely cut off the infiltration of connection terminal one side steam, then can further improve the protection safety needs of cable main part 7, satisfy the whole maintenance needs.

In the utility model, when a user uses the device, when the cable main body 7 needs to be inserted, after the cable main body 7 enters the closing mechanism 6 and the limiting mechanism 3, the extrusion pad 406 can attach and extrude the cable main body 7, the extrusion pad 406 can deflect through the second sliding sleeve 405 on one side, and simultaneously the relative height of the extrusion pad 406 can be adjusted at the relative position of the first sliding rod 403 and the second bump 404 through the second sliding sleeve 405, so that the extrusion limiting requirements of different diameters of the cable main body 7 can be met, the extrusion pad 406 can adapt to the axial deflection adaptation of the cable main body 7, and after the extrusion sleeves 401 on two sides are sleeved outside the cable main body 7, the extrusion sleeves 401 can adapt to the protection requirements of the cable main body 7 through the first sliding sleeve 402, and the extrusion sleeves 401 can adapt to the relative axial height of the screwing of the top threaded column 411 through the meshing of the top meshing block 407 and the collar 408, then can show the stability of placing that improves after adjusting 7 income lines of cable main part, the spacing pad 301 of opposite side can guarantee to extrude spacing effect after laminating with 7 cable main parts simultaneously, and first spring 304 can utilize self elasticity to drive the extension of telescopic link 303, and the extension of telescopic link 303 can drive spacing pad 301 and cable main part 7 and fully laminate.

When a plurality of thin cable main bodies 7 need to be arranged, handles on two sides are screwed to drive a third sliding rod 503 to rotate in a third sliding sleeve 504, the third sliding rod 503 rotates to drive a clamping block 507 connected with one end to be separated from a limiting groove 508, the third sliding rod 503 can be pulled to drive the clamping block 507 to be drawn out from an inner cavity of the clamping rod 501 and move out through an opening on one side of the third sliding sleeve 504, when the third sliding rod 503 at one end is separated from the clamping rod 501, a protective cover 8 can be pulled to be separated from a bottom protective shell 1 at the moment, the protective shell 1 can be quickly opened to extend and arrange the inner cable main bodies 7, the third sliding rod 503 can be reversely screwed to be quickly clamped, and when the cable main bodies 7 generate heat, the heat-absorbing protective shell 1 can accelerate the heat transfer efficiency of air flow through the cooperation of the inner cavity heat dissipation groove 9 and the air holes 10. Therefore, the utility model can meet the extrusion limit requirements of different cable main body 7 diameters when a single cable is operated, can ensure the stability when the cable is inserted, and can accelerate the heat transfer efficiency of air flow on the basis of ensuring quick clamping when a plurality of cables are operated.

When the protective shell 1 and the protective cover 8 are assembled, the protective shell can be assembled with an installation position through the side protective plate 206, the protective plate 206 can be stressed to move in the protective seat 201 through the connecting rod 205 and the sliding plate 204, the sliding plate 204 can rotate in the supporting groove 202 through the first lug 203, then the relative position of the protective plate 206 can be adjusted, and the sealing sleeve 601 can be assembled with an opening on one side of the protective shell 1 through the side connecting plate 602 and the elastic plate 603.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The wire protection device based on electrical control comprises a protective shell (1) and is characterized in that protective covers (8) are clamped on two sides of the top of the protective shell (1) through clamping mechanisms (5), protective mechanisms (2) are arranged on one sides of the protective covers (8) and the protective shell (1), a sealing mechanism (6) is arranged on one side of the protective shell (1), a limiting mechanism (3) is arranged on the other side of the protective shell (1), a cable main body (7) is sleeved between the sealing mechanism (6) and the limiting mechanism (3), an extrusion mechanism (4) is clamped on the outer side wall of the cable main body (7), and the extrusion mechanism (4) is fixedly connected to one side of an inner cavity of each protective cover (8);

the protection mechanism (2) comprises a protection seat (201), the protection seat (201) is fixedly connected to one side of a protection shell (1) and a protection cover (8) at corresponding positions, a plurality of support grooves (202) are formed in two sides of an inner cavity of the protection seat (201), first convex blocks (203) are connected in the support grooves (202) in a clamping mode, sliding plates (204) are fixedly connected between the first convex blocks (203) at two sides, connecting rods (205) are fixedly connected to the bottoms of the sliding plates (204), protection plates (206) are fixedly connected to the bottoms of the connecting rods (205), the limiting mechanism (3) comprises limiting pads (301), the limiting pads (301) are attached to a top cable main body (7), attachment pads (302) are fixedly connected to two sides of the bottom of each limiting pad (301), the attachment pads (302) are fixedly connected to corresponding positions on one side of the inner cavity of the protection shell (1), grooves (305) are formed in corresponding positions of the inner cavity of the protection shell (1), the bottom of the inner cavity of the groove (305) is fixedly connected with a telescopic rod (303), one end of the telescopic rod (303) is fixedly connected with one side of the limiting pad (301), a first spring (304) is sleeved on the outer side wall of the telescopic rod (303), and two ends of the first spring (304) are fixedly connected with the corresponding positions of the inner cavity of the groove (305) and one side of the limiting pad (301) respectively;

the extrusion mechanism (4) comprises an extrusion sleeve (401), the extrusion sleeve (401) is sleeved outside a cable main body (7), a first sliding sleeve (402) is embedded in each of two sides of the extrusion sleeve (401), a first sliding rod (403) is connected in the first sliding sleeve (402) in a sliding mode, ejector blocks are fixedly connected to two ends of the first sliding rod (403) in each of two sides, a second sliding sleeve (405) is sleeved on the outer side wall of the first sliding rod (403), an extrusion pad (406) is clamped on the outer side wall of the second sliding sleeve (405), the extrusion pad (406) is attached to the cable main body (7), meshing blocks (407) are meshed on two sides of the extrusion sleeve (401), a hoop (408) is fixedly connected to the top of the meshing blocks (407), a bearing (409) is embedded in the top of the hoop (408), a rotating shaft (410) is sleeved in the bearing (409), and a threaded column (411) is fixedly connected to the top of the rotating shaft (410), the outer side wall of the threaded column (411) is in threaded connection with a threaded cap, the threaded cap is clamped on one side of the inner cavity of the protective cover (8), and the top end of the threaded column (411) is fixedly connected with a handle;

the sealing mechanism (6) comprises a sealing sleeve (601), the outer side wall of the sealing sleeve (601) is fixedly connected with a connecting plate (602), two sides of the connecting plate (602) are fixedly connected with elastic plates (603), and two sides of each elastic plate (603) are respectively attached to corresponding positions of two sides of the inner cavity of the protective shell (1);

the clamping mechanism (5) comprises a clamping rod (501), the clamping rod (501) is fixedly connected to the top of the protective shell (1), the clamping rod (501) is clamped in a clamping groove (502) formed at the bottom of the protective cover (8), an opening is arranged at one side of the clamping groove (502), a limit groove (508) is arranged at the bottom of an inner cavity of the opening, a clamping block (507) is clamped in the limiting groove (508), the top of the clamping block (507) is fixedly connected with a third sliding rod (503), the outer side wall of the third sliding rod (503) is sleeved with a third sliding sleeve (504), the third sliding sleeve (504) is embedded at one side of the inner cavity of the clamping groove (502), one end of the third sliding rod (503) is fixedly connected with a handle, one side of the third sliding sleeve (504) is provided with a slot corresponding to the clamping block (507), the outer side wall of the third sliding rod (503) is sleeved with a second spring (505), and two ends of the second spring (505) are respectively and fixedly connected with the third sliding sleeve (504) and one side of the handle in corresponding positions.

2. The electrical control-based lead protection device according to claim 1, wherein the cross-sectional shape of the limiting groove (508) is an arc.

3. The electric control-based lead protection device according to claim 2, wherein a limit block (506) is fixedly connected to one side of the inner cavity of the clamp rod (501), and the limit block (506) is clamped in an opening in one side of the third slide bar (503).

4. The electric control-based wire protection device as claimed in claim 3, wherein a heat dissipation groove (9) is formed in an inner cavity of one side of the protection shell (1), and a plurality of air holes (10) are formed in both sides of the heat dissipation groove (9).