CN210956305U

CN210956305U - Cable insulation sleeve

Info

Publication number: CN210956305U
Application number: CN201922248255.0U
Authority: CN
Inventors: 郭少卿; 李百强
Original assignee: Shaanxi Tonglu Electric Power Engineering Co ltd
Current assignee: Shaanxi Tonglu Electric Power Engineering Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-07-07
Anticipated expiration: 2029-12-13

Abstract

The utility model relates to an electric power overhauls technical field's a cable insulation sleeve aims at solving and collects the problem of placing to different line footpath cable conductor, a cable insulation sleeve, which comprises a sleeve body, the sleeve body is made for insulating material, this internal recess that is equipped with a plurality of variation in size that is equipped with of sleeve, the recess center line of same size is in same water flat line and parallel with sleeve body lateral wall, each all be equipped with the flexure strip that is used for fixed cable conductor in the recess. The utility model discloses have the effect of collecting different line footpath cables conductor.

Description

Cable insulation sleeve

Technical Field

The utility model belongs to the technical field of the technique that electric power overhauld and specifically relates to a cable insulation sleeve is related to.

Background

In order to ensure the safe and reliable operation of the power equipment, power workers need to periodically inspect, repair, and replace components of the power equipment. In order to ensure the personal safety of electric power workers, secondary safety measures need to be executed in the maintenance process. The cable conductor surface cladding has insulating material layer, and the cable conductor can not cause the potential safety hazard to the staff under the normal condition, but, when electric power industry measurement personnel traded the table work, in view of safety consideration and regulation requirement, need take out the exposed cable conductor metal part and wrap up with insulating sticky tape in order to prevent taking place the short circuit accident. The method is easy to cause that partial metal wires are exposed outside due to the fact that the insulating tape is not tightly wrapped or the wrapping is incomplete, potential hazards are caused to personal safety of electric power workers, time and labor are consumed when the insulating tape is taken and removed, and working efficiency is affected.

To above-mentioned problem, among the prior art, the application document with publication number CN106910578A discloses a secondary cable insulating sleeve, including the sleeve body, the sleeve body is made for insulating material, the surface of sleeve body is provided with a columniform shrinkage pool, the length of shrinkage pool is less than the sleeve body is along the length of shrinkage pool direction, be provided with a plurality of draw-in grooves in the shrinkage pool, the draw-in groove surface is provided with the pawl, the sleeve body is perpendicular arbitrary surperficial the being provided with the sucking disc on the shrinkage pool trompil face.

The working principle is as follows: when overhauing power equipment and trade table during operation, electric power constructor inserts in order to realize electric isolated earlier in the shrinkage pool with exposing outer cable conductor metal part, and be provided with a plurality of draw-in grooves in the shrinkage pool, be convenient for separately place many metal electric wires, the friction of pawl increase metal cable head and draw-in groove guarantees that the metal electric wire can not the landing, deviate from, and electric power constructor is overhauing, when changing electric power operations such as part, and the sucking disc adsorbs the sleeve body and is convenient for fix in places such as wall, cabinet face.

The above prior art solutions have the following drawbacks: different cable conductor line footpaths are different, and the sleeve body only can be collected the same line footpath cable conductor and place among the above-mentioned scheme, need use the sleeve body of a plurality of specifications when needs are collected placing different line footpaths cable conductor, troublesome poeration.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a cable insulation sleeve has the beneficial effect of collecting different line footpath cables conductor.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a cable insulation sleeve, includes the sleeve body, the sleeve body is made for insulating material, this internal recess that is equipped with a plurality of variation in size of sleeve, the recess center line of equidimension is in same water flat line and parallel with sleeve body lateral wall, each all be equipped with the flexure strip that is used for fixed cable conductor in the recess.

By adopting the technical scheme, when the electric power equipment is overhauled and the meter is changed, the metal part of the exposed cable is inserted into the groove by an electric power constructor to realize electric isolation, and the elastic sheet in the groove fixes the cable; when needs are collected the cable conductor of different line footpaths and are placed, electric power constructor can select different recess holes to peg graft and fix according to the cable conductor of different line footpaths, has realized placing the collection of different line footpaths cable conductor, need not change sleeve body, simple operation.

The present invention may be further configured in a preferred embodiment as: the groove is cylindrical.

Through adopting above-mentioned technical scheme, the cable conductor cross section is circular, and the recess sets up to the cylindrical insertion and the collection of the cable conductor of being convenient for.

The present invention may be further configured in a preferred embodiment as: the recess top is equipped with the chamfer that sets up along recess circumference, the chamfer is by recess roof downward sloping setting towards the diapire.

Through adopting above-mentioned technical scheme, when the cable conductor got into the recess, the setting of chamfer played the guide effect to the cable conductor gets into the recess to outside insulating adhesive tape was scraped brokenly when preventing the cable conductor from getting into in the recess.

The present invention may be further configured in a preferred embodiment as: the elastic pieces comprise a group of elastic pieces which are oppositely arranged in the groove, one end of each elastic piece is fixed on the inner wall of the groove, the other end of each elastic piece bends towards one side of the inner wall of the groove, and the two elastic pieces are abutted against one side, which deviates from the bending, of each elastic piece.

Through adopting above-mentioned technical scheme, when collecting the cable conductor and placing, the cable conductor inserts from the centre of two flexure strips looks butts, and the setting of flexure strip has realized the flexure strip fixed to cable conductor.

The present invention may be further configured in a preferred embodiment as: the elastic sheet is made of metal.

Through adopting above-mentioned technical scheme, the elastic sheet shape variable of metal material is big and long service life, the laborsaving operation of the operating personnel of being convenient for.

The present invention may be further configured in a preferred embodiment as: the sleeve body is provided with two opposite outer walls which are provided with supporting rods, one end of each supporting rod is fixed with a shaft sleeve, a limiting part which can slide along the shaft sleeve is arranged on the shaft sleeve in a penetrating mode, and two limiting lugs are arranged on one side, away from one side, of the limiting part.

Through adopting above-mentioned technical scheme, the setting up of spacing lug has realized spacing to the locating part, prevents that locating part moving axis cover from breaking away from.

The present invention may be further configured in a preferred embodiment as: the locating part is including deviating from the arc cardboard that limiting lug one end was equipped with, be fixed with expanding spring between arc cardboard and axle sleeve, two the arc cardboard sets up relatively.

Through adopting above-mentioned technical scheme, when electric power constructor overhauld power equipment, in many cable conductors pegged graft and are fixed in the recess, the cable conductor of keeping away from recess one side is comparatively dispersed, influences electric power constructor maintenance work, and arc cardboard and expanding spring's setting has realized the gathering to keeping away from recess one side cable conductor.

The present invention may be further configured in a preferred embodiment as: arc cardboard one end is equipped with the snap ring, the other end be equipped with snap ring joint and telescopic pothook.

Through adopting above-mentioned technical scheme, the setting of snap ring and pothook has realized the fixed to the dispersion cable conductor.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the collection and placement of cables with different wire diameters are realized through the designed plurality of grooves with different sizes;

2. the fixation of the elastic sheet to the cable lead is realized through the designed elastic sheet;

3. through the bracing piece, expanding spring and the joint board of design, realized keeping away from the gathering of recess one side cable conductor.

Drawings

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

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

In the figure, 1, a sleeve body; 2. a limiting member; 3. an elastic member; 11. an arc-shaped clamping plate; 12. a tension spring; 13. a shaft sleeve; 14. a limiting bump; 15. a support bar; 16. a groove; 21. an elastic sheet; 31. a hook; 32. a snap ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a cable insulation sleeve, including sleeve body 1, sleeve body 1 is made for insulating material, places in order to realize the collection to different line footpath cable conductor, is provided with the recess 16 of a plurality of variation in size in the

sleeve body

1, and 16 center lines of recess of the same size are in same water flat line and parallel with sleeve body 1 lateral wall.

Referring to fig. 1, in order to facilitate the cable entering the groove 16, the groove 16 is cylindrical, and in order to prevent the external insulating tape from being scraped when the cable enters the groove 16, a chamfer is arranged at the top of the groove 16 along the circumferential direction of the groove 16, and the chamfer is inclined downwards from the top wall of the groove 16 to the bottom wall.

Referring to fig. 2, in order to realize fixing the cable conductor that stretches into in the recess 16, all be provided with the elastic component 3 that is used for fixed cable conductor in each recess 16, elastic component 3 includes a set of flexure strip 21 of relative setting in the recess 16, the flexure strip 21 deformation volume of metal material is big and long service life, in order to facilitate operating personnel's laborsaving operation, flexure strip 21 is the metal material, flexure strip 21 one end is fixed in the recess 16 inner wall, the other end is crooked towards recess 16 inner wall one side, two flexure strips 21 offset from crooked one side back to back, electric power constructor inserts the cable conductor inside recess 16, flexure strip 21 becomes by initial butt state and is pushed the state, the cable conductor is pressed from both sides tightly inside recess 16.

Referring to fig. 1, many cables are pegged graft and are fixed in recess 16, keep away from the comparatively dispersion of cable conductor on one side of recess 16, in order not to influence electric power constructor maintenance work, 1 relative two outer walls of sleeve body are provided with

bracing piece

15, 15 one end of bracing piece is fixed with axle sleeve 13, it is provided with can follow the locating part 2 that axle sleeve 13 slided to pass axle sleeve 13, locating part 2 is including deviating from arc cardboard 11 that 14 one end of spacing lug was provided with, refer to fig. 3, 11 one end of arc cardboard is provided with snap ring 32, the other end is provided with and just telescopic pothook 31 with snap ring 32 joint, be fixed with expanding spring 12 between arc cardboard 11 and axle sleeve 13, two arc cardboard 11 set up relatively.

The implementation principle of the embodiment is as follows: when the electric power equipment is overhauled and the meter is changed, an electric power constructor inserts the exposed metal part of the cable into the groove 16 to realize electrical isolation, and the elastic sheet 21 in the groove 16 fixes the cable; when needs are collected the cable conductor of different line footpaths and are placed, the 16 holes of recess that the electric power constructor can select to peg graft and fix according to the cable conductor of different line footpaths, realize placing the collection of different line footpaths cable conductor, need not change sleeve body 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cable insulation sleeve, includes sleeve body (1), sleeve body (1) is insulating material and makes its characterized in that: the cable sleeve is characterized in that a plurality of grooves (16) with different sizes are formed in the sleeve body (1), the center connecting lines of the grooves (16) with the same size are located on the same horizontal line and are parallel to the side wall of the sleeve body (1), and each groove (16) is internally provided with an elastic piece (3) used for fixing a cable.

2. A cable insulation sleeve according to claim 1, wherein: the groove (16) is cylindrical.

3. A cable insulation sleeve according to claim 2, wherein: the top of the groove (16) is provided with a chamfer arranged along the circumferential direction of the groove (16), and the chamfer is downwards inclined towards the bottom wall from the top wall of the groove (16).

4. A cable insulation sleeve according to claim 1, wherein: the elastic piece (3) comprises a group of elastic pieces (21) which are oppositely arranged in the groove (16), one end of each elastic piece (21) is fixed on the inner wall of the groove (16), the other end of each elastic piece is bent towards one side of the inner wall of the groove (16), and the two elastic pieces (21) are mutually abutted against one side of the bent side.

5. A cable insulation sleeve according to claim 4, wherein: the elastic sheet (21) is made of metal.

6. A cable insulation sleeve according to claim 1, wherein: the sleeve is characterized in that two opposite outer walls of the sleeve body (1) are provided with supporting rods (15), one end of each supporting rod (15) is fixed with a shaft sleeve (13), the shaft sleeve (13) is provided with a limiting part (2) capable of sliding along the shaft sleeve (13), and two limiting lugs (14) are arranged on one side, back to back, of the limiting part (2).

7. A cable insulation sleeve according to claim 6, wherein: the limiting part (2) comprises an arc-shaped clamping plate (11) which is arranged at one end of the limiting bump (14) in a deviating mode, an expansion spring (12) is fixed between the arc-shaped clamping plate (11) and a shaft sleeve (13), and the two arc-shaped clamping plates (11) are arranged oppositely.

8. A cable insulation sleeve according to claim 7, wherein: one end of the arc-shaped clamping plate (11) is provided with a clamping ring (32), and the other end of the arc-shaped clamping plate is provided with a clamping hook (31) which is clamped with the clamping ring (32) and can be stretched.