CN214153118U

CN214153118U - Protective sleeve for cable connector of storage battery

Info

Publication number: CN214153118U
Application number: CN202023227139.XU
Authority: CN
Inventors: 唐德
Original assignee: Zhengzhou Fusheng Electric Power Technology Co ltd
Current assignee: Zhengzhou Fusheng Electric Power Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-07
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a protective sleeve for a cable joint of a storage battery, which comprises a fixed ring and a movable ring, wherein a plastic telescopic pipe and a spring are connected between the fixed ring and the movable ring, the lower part and the upper part of the inner side of the fixed ring are respectively provided with a fixed block and a movable block, the fixed block is fixedly connected with the inner wall of the fixed ring, the upper wall of the fixed ring is in threaded connection with a stud, the lower end of the stud is connected with the movable block, and the upper end of the stud is provided with a handle; the utility model is provided with the spring and the plastic extension tube, and automatically extends out to protect the cable joint, and the compression of the spring does not influence the connection and fixation of the cable joint; adopt detachable location structure, simple structure, convenient assembling can reuse, practices thrift the cost, does not influence cable joint's change.

Description

Protective sleeve for cable connector of storage battery

Technical Field

The utility model belongs to the technical field of the power cable jointing equipment, concretely relates to battery cable joint protective sheath.

Background

According to the regulation of the power communication industry regulations, the storage battery is periodically subjected to a capacity check discharge test every year. In the test process, the positive and negative connecting cables of the storage battery need to be detached so as to be connected with a discharge instrument. At present, cable connectors used for connecting the positive electrode and the negative electrode of a storage battery adopt conventional wiring terminals, and because the exposed wiring terminals are not insulated and protected, the detached cables are easy to generate short circuits, so that high-frequency switching power supply equipment connected with the storage battery cables breaks down, and the high-frequency switching power supply equipment becomes a hidden trouble influencing the safe operation of power communication equipment.

The utility model patent with publication number CN204030539U is a cable joint protective sleeve for storage batteries, which utilizes the automatic extension of a corrugated plastic extension tube to protect the cable joint and avoid short circuit; however, in the using process, only depending on the expansion and contraction of the plastic extension tube, the expansion and contraction capacity is limited, the expansion and contraction length is short, the cable joint cannot be effectively and automatically protected, the automation is poor, the plastic extension tube needs to be manually lengthened, and certain risks exist; when the joint is reconnected, the plastic extension tube also needs to be manually compressed. In addition, the plastic telescopic pipe is fixedly connected with the cable through the heat-shrinkable pipe, so that the plastic telescopic pipe cannot be reused; in the cable joint connection, because the joint part is easy to damage, the cable is often required to be stripped again, and a new joint terminal is connected, so that the protective sleeve is simultaneously stripped and damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protective sleeve for a cable joint of a storage battery, which solves the problems in the prior art, is provided with a spring and a plastic extension tube, automatically extends out to protect the cable joint, and the compression of the spring does not influence the connection and fixation of the cable joint; adopt detachable location structure, simple structure, convenient assembling can reuse, practices thrift the cost, does not influence cable joint's change.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a battery cable joint protective sheath, includes solid fixed ring and loose loop, gu be connected with flexible pipe of plastics and spring between fixed ring and the loose loop, gu fixed ring inboard lower part and upper portion are provided with fixed block and movable block respectively, fixed block and solid fixed ring inner wall fixed connection, gu fixed ring upper wall threaded connection has the double-screw bolt, and the double-screw bolt lower extreme is connected with the movable block, and the double-screw bolt upper end is provided with the handle.

Furthermore, the fixing ring, the movable ring, the fixed block and the movable block are all made of plastics, and the outer side of the spring is coated with a rubber insulating layer.

Further, the upper wall of the fixing ring is provided with an internal thread through hole matched with the stud.

Furthermore, the upper side surface of the fixed block is provided with an arc concave surface, and the movable block is disc-shaped.

Further, the spring is positioned inside the plastic extension tube.

The utility model has the advantages as follows:

the utility model is provided with the spring and the plastic extension tube, and automatically extends out to protect the cable joint, thereby avoiding short circuit; the compression of the spring does not influence the connection and fixation of the cable joint; adopt detachable location structure, simple structure, convenient assembling can reuse, practices thrift the cost, does not influence cable joint's change.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. the device comprises a fixing ring, 2, a movable ring, 3, a plastic telescopic pipe, 4, a spring, 5, a fixed block, 6, a movable block, 7, a stud, 8, a handle, 9, a cable, 10 and a U-shaped joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, this embodiment provides a battery cable joint protective sheath, including solid fixed ring 1 and activity ring 2, gu be connected with flexible pipe 3 of plastics and spring 4 between fixed ring 1 and the activity ring 2, gu 1 inboard lower part of fixed ring and upper portion are provided with fixed block 5 and movable block 6 respectively, fixed block 5 and solid fixed ring 1 inner wall fixed connection, gu 1 upper wall threaded connection of fixed ring has double-screw bolt 7, double-screw bolt 7 lower extreme is connected with movable block 6, double-screw bolt 7 upper end is provided with handle 8.

In this embodiment, solid fixed ring 1, activity ring 2, fixed block 5 and movable block 6 are plastics, and the cladding has rubber insulation layer in the 4 outsides of spring. The insulating material provides good insulation protection for the cable joint, avoids contacting with other joints and avoids short circuit.

In this embodiment, the upper wall of the fixing ring 1 is provided with an internal thread through hole matched with the stud 7. The stud 7 is axially moved by threaded connection

In this embodiment, the upper side of the fixing block 5 is provided with an arc concave surface, so as to be conveniently supported at the lower side of the cable 9; the movable block 6 is disc-shaped. The fixed block 5 and the movable block 6 are matched to clamp the cable 9, so that the protective sleeve is positioned.

In this embodiment, the spring 4 is located inside the plastic extension tube 3.

When the utility model is implemented, the U-shaped joint 10 end of the cable 9 passes through the fixed block 5 and the movable block 6 in the fixed ring 1; keeping the relative position of the fixed ring 2 and the cable 9, enabling the U-shaped joint 10 to be positioned in the plastic extension tube 3, driving the movable ring 2 to be close to the fixed ring 1, compressing the plastic extension tube 3 and the spring 4, enabling the U-shaped joint 10 to be positioned outside the movable ring 2, and facilitating the connection of the cable joint; then, the fixing ring 1 is positioned, the stud 7 is rotated through the handle 8, the movable block 6 is driven to move, and the movable block 6 and the fixing block 5 are matched to clamp and fix the cable 9, so that the fixing of the position of the fixing ring 1 is realized.

When in use, the cable 9 is held towards the storage battery wiring terminal, and the U-shaped connector 10 extends out to be connected with the storage battery wiring terminal; when the cable joint is disassembled, the spring 4 automatically drives the plastic extension tube 3 to extend to protect the U-shaped joint 10 of the cable; the fixing position of the fixing ring 1 and the cable 9 can be changed, so that the protective sleeve can be reused.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. The utility model provides a battery cable joint protective sheath, includes solid fixed ring and movable ring, its characterized in that: the plastic telescopic pipe and the spring are connected between the fixed ring and the movable ring, the lower part and the upper part of the inner side of the fixed ring are respectively provided with a fixed block and a movable block, the fixed block is fixedly connected with the inner wall of the fixed ring, the upper wall of the fixed ring is in threaded connection with a stud, the lower end of the stud is connected with the movable block, and the upper end of the stud is provided with a handle.

2. A battery cable splice protection cover as claimed in claim 1, wherein: and the fixing ring, the movable ring, the fixed block and the movable block are all made of plastics, and the outer side of the spring is coated with a rubber insulating layer.

3. The battery cable tie-in protective sheath of claim 2, wherein: and the upper wall of the fixing ring is provided with an internal thread through hole matched with the stud.

4. A battery cable splice protection cover as claimed in claim 3, wherein: the upper side of the fixed block is provided with an arc concave surface, and the movable block is disc-shaped.

5. The battery cable tie-in protective sheath of claim 4, wherein: the spring is positioned on the inner side of the plastic extension tube.