CN219677938U - Circuit overhauls safety device - Google Patents

Abstract

The utility model relates to the technical field of line overhaul safety protection, in particular to a line overhaul safety protection device which comprises a base, wherein a track groove is fixedly connected to the center of the top of the base, a sliding block is fixedly connected to the inside of the track groove in a clamping and sliding manner, a spring is fixedly connected to the tail end of the sliding block at equal intervals, a connecting seat is fixedly connected to the tail end of the spring, the connecting seat is integrally fixed to the top of the base, an insulating frame is fixedly connected to the front end of the sliding block, a conductive connecting block is sleeved on the top of the insulating frame, a grounding wire is integrated to the tail end of the conductive connecting block, a grounding pin is integrated to the tail end of the grounding wire, and a lug is uniformly integrated to the front end of the conductive connecting block.

Description

Circuit overhauls safety device

Technical Field

The utility model relates to the technical field of line overhaul safety protection, in particular to a line overhaul safety protection device.

Background

Along with the acceleration of urban construction, the power cable is widely applied in the power grid construction, and accordingly, the power cable is gradually damaged by external force, the overhaul condition of the operation cable is also increased, the power cable laying mode is mainly based on the condition of parallel laying of the same ditch pipe in a long distance, induced electricity is generated in the cable in the laying process due to the capacitance effect of the cable, and the overhaul and the personal safety of constructors are threatened by strong induced voltage.

Therefore, before line maintenance, the cable needs to be grounded (i.e. the power system is generally provided with a grounded zero line, and the cable and the zero line need to be electrically connected during line maintenance) so as to avoid inducing electric shock to constructors, and ensure personal safety of the constructors, but the conventional line maintenance safety protection device has poor fixing effect when fixing the cable, is easy to loosen and disjoint, and cannot stably ensure personal safety of the maintainers.

Disclosure of Invention

The utility model aims to provide a line maintenance safety protection device, which solves the problems that the prior line maintenance safety protection device has poor fixing effect, is easy to loosen and break off, and cannot stably ensure the personal safety of maintenance personnel when fixing a cable.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a line maintenance safety device, includes the base, the top center fixedly connected with track groove of base, the inside buckle sliding connection of track groove has the slider, the equidistant fixedly connected with spring of tail end of slider, the tail end fixedly connected with connecting seat of spring, the connecting seat integrated form is fixed in the top of base, the front end fixedly connected with insulator spindle of slider, conductive connection piece has been cup jointed at the top of insulator spindle, conductive connection piece's tail end integrated with earth wire, the tail end integrated with earth contact pin of earth wire, conductive connection piece's front end evenly integrated with the lug, the top of connecting seat is provided with the mount, the bottom of mount is fixed in on the base, the top center threaded connection of mount has the bolt, the bottom buckle formula rotation of bolt is connected with the movable block, the bottom of movable block and the inner wall bottom of mount all fixedly connected with insulating rubber piece, the surface of bolt just is located the outside threaded connection of mount has the locking ring.

Preferably, the track groove is close to the front side and the rear side of one end of the insulating frame and is in threaded connection with a knob.

Preferably, the front end of the conductive connecting block is of a racetrack-like design, and a disc is integrated in the center.

Preferably, the upper test of the grounding pin is integrated with an insulating sleeve.

Preferably, the surface of the insulating rubber block is provided with arc grooves, and the surface of the arc grooves is provided with anti-skid patterns.

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

according to the utility model, the movable block is driven to move up and down by rotating the bolt, the arc-shaped grooves and the anti-slip patterns are formed on the surfaces of the movable block and the insulating rubber block at the bottom of the inner wall of the fixed frame, the movable block can be well attached to the surfaces of cables with different specifications, the bolt is fixed by being matched with the locking ring, so that the cables with different specifications can be efficiently and stably fixed, the use flexibility is high, and the front and rear conductive connecting blocks and the front end wire cores of the cables can be self-adaptively attached through the sliding blocks, the track grooves, the springs and the connecting seats, so that the contact effect of the conductive connecting blocks and the cables is ensured, the anti-disengagement is realized, and the personal safety of overhaulers is ensured.

Drawings

FIG. 1 is an overall axial view of a line inspection safety shield apparatus in accordance with the present utility model;

fig. 2 is a semi-sectional view of a fixing frame of the line inspection safety device of the present utility model.

In the figure: 1. a base; 2. a track groove; 3. a slide block; 4. a spring; 5. a connecting seat; 6. an insulating frame; 7. a conductive connection block; 8. a ground wire; 9. a grounding pin; 10. a bump; 11. a fixing frame; 12. a bolt; 13. a movable block; 14. an insulating rubber block; 15. a locking ring; 16. a knob; 17. an insulating sleeve; 18. an arc-shaped groove.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to fig. 1-2, the present utility model provides a technical solution:

the utility model provides a circuit overhauls safety device, including base 1, the top center fixedly connected with track groove 2 of base 1, the inside buckle formula sliding connection of track groove 2 has slider 3, the equidistant fixedly connected with spring 4 of tail end of slider 3, the tail end fixedly connected with connecting seat 5 of spring 4, connecting seat 5 integrated into one piece is fixed in the top of base 1, the front end fixedly connected with insulator 6 of slider 3, conductive connection piece 7 has been cup jointed at the top of insulator 6, can realize connecting seat 5 slidable back and forth through slider 3 and track groove 2, and provide reset elasticity for slider 3 through spring 4, can realize that conductive connection piece 7 remains hugging closely with fixed cable front end all the time, the anticreep festival; the tail end of the conductive connecting block 7 is integrated with a grounding wire 8, the tail end of the grounding wire 8 is integrated with a grounding pin 9, the grounding pin 9 is used for cutting type grounding, and the grounding of the conductive connecting block 7 is realized through the grounding wire 8; the front end of the conductive connecting block 7 is uniformly integrated with a bump 10, and the bump is inserted into the cable core inside so as to further improve the anti-drop effect of the conductive connecting block 7 and the cable; the top of connecting seat 5 is provided with mount 11, the bottom of mount 11 is fixed in on the base 1, the top center threaded connection of mount 11 has bolt 12, the bottom buckle of bolt 12 rotates and is connected with movable block 13, the equal fixedly connected with insulating rubber piece 14 of the bottom of movable block 13 and the inner wall bottom of mount 11, the surface of bolt 12 and the outside threaded connection that is located mount 11 have locking ring 15, through rotating bolt 12, and then drive movable block 13 and move down to the insulating rubber piece 14 of the inner wall bottom of cooperation mount 11 realizes fixing the cable, and fix through the locking ring 15, in order to guarantee its fixed stability.

In this embodiment, referring to fig. 1, the front and rear sides of the end of the track groove 2, which is close to the insulating frame 6, are both in threaded connection with a knob 16, so as to lock the sliding block, thereby ensuring the fixing effect of the conductive connection block and the cable, and preventing the disconnection.

In this embodiment, referring to fig. 2, the front end of the conductive connection block 7 is designed like a racetrack, and a disc is integrated in the center, so as to meet the requirements of bonding cables with different thickness and specifications and the design of a grounding conductive structure.

In this embodiment, referring to fig. 1, an insulating sleeve 17 is integrated on the upper side of the grounding pin 9, so as to realize insulation protection and facilitate plugging.

In this embodiment, referring to fig. 2, the surface of the insulating rubber block 14 is provided with arc grooves 18, and the surface of the arc grooves 18 is provided with anti-skidding patterns, so as to achieve close fitting with the cable, and anti-skidding, and improve the fixing stability thereof.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a circuit overhauls safety device, includes base (1), its characterized in that: the utility model discloses a base, including base (1) and connecting seat, the top center fixedly connected with track groove (2) of base (1), inside buckle formula sliding connection of track groove (2) has slider (3), the equidistant fixedly connected with spring (4) of tail end of slider (3), the tail end fixedly connected with connecting seat (5) of spring (4), connecting seat (5) integrated form is fixed in the top of base (1), the front end fixedly connected with insulator (6) of slider (3), conductive connection piece (7) have been cup jointed at the top of insulator (6), the tail end integration of conductive connection piece (7) has ground wire (8), the tail end integration of ground wire (8) has ground contact pin (9), the front end evenly integrated of conductive connection piece (7) has lug (10), the top of connecting seat (5) is provided with mount (11), the bottom of mount (11) is fixed in on base (1), the top center threaded connection of mount (11) has bolt (12), the bottom buckle formula rotation connection of bolt (12) has bottom buckle formula movable block (13) and the bottom of movable block (13) is connected with rubber block (13) and the bottom of movable block (13), the surface of the bolt (12) is in threaded connection with a locking ring (15) at the outer side of the fixing frame (11).

2. A line service safety device according to claim 1, wherein: the front side and the rear side of one end of the track groove (2) close to the insulating frame (6) are both in threaded connection with a knob (16).

3. A line service safety device according to claim 1, wherein: the front end of the conductive connecting block (7) is of a racetrack-like design, and a disc is integrated in the center.

4. A line service safety device according to claim 1, wherein: the upper test of the grounding pin (9) is integrated with an insulating sleeve (17).

5. A line service safety device according to claim 1, wherein: the surface of the insulating rubber block (14) is provided with arc grooves (18), and the surface of the arc grooves (18) is provided with anti-skid patterns.