CN-119765138-B - Open-type secondary cable sleeve suitable for electrified replacement

Abstract

The invention provides an opening type secondary cable sleeve suitable for electrified replacement, which comprises a sleeve main base body, a locking mechanism, a signboard and a transparent protective cover, wherein an opening clamping groove for sleeving a secondary cable is formed at the bottom of the sleeve main base body, the sleeve main base body is used for clamping the secondary cable sleeved in the opening clamping groove, the locking mechanism is connected with the sleeve main base body and used for locking the secondary cable sleeved in the opening clamping groove, the signboard is arranged at the top of the sleeve main base body and used for displaying identification information of the cable, the transparent protective cover is covered above the signboard, the peripheral edge of the transparent protective cover is fixedly connected with the peripheral edge of the transparent protective cover or the peripheral edge of the sleeve main base body, and the transparent protective cover is used for protecting the signboard from the external environment. The invention can realize the quick replacement of the cable label sleeve without power failure.

Inventors

• LU MINGMING
• TANG JIAKE
• HAN XIAO
• LIU WENQI
• WU MINGHUAN
• HU QINGCHUN
• Dai HuiFu
• YAN HAIFENG
• LI ZIYOU
• CHENG HONGYUAN
• ZHU FENGTANG
• CHEN ZHENGYUAN
• SUN CHUNHAO

Assignees

• 深圳供电局有限公司

Dates

Publication Date

20260512

Application Date

20241227

Claims (7)

1. 1. The open type secondary cable sleeve suitable for electrified replacement is characterized by comprising a sleeve main matrix, a locking mechanism, a signboard and a transparent protective cover; An opening clamping groove for sleeving the secondary cable is formed in the bottom of the sleeve main matrix, and the sleeve main matrix is used for clamping the secondary cable sleeved in the opening clamping groove; The locking mechanism is connected with the sleeve main base body and used for locking the secondary cable sleeved in the opening clamping groove; the top of the sleeve main matrix is provided with the signboard which is used for displaying the identification information of the cable; The transparent protective cover covers the signboard, the periphery of the transparent protective cover is fixedly connected with the periphery of the signboard or the periphery of the sleeve main matrix, and the transparent protective cover is used for protecting the signboard from the external environment; The sleeve main matrix comprises a rectangular horizontal top plate, a first left arc plate, a second left arc plate, a first right arc plate and a second right arc plate which are positioned below the horizontal top plate, and the first left arc plate, the second right arc plate and the first right arc plate are sequentially arranged from left to right; the left side edge of the horizontal top plate is connected with the left side edge of the first left arc-shaped plate, the right side edge of the first left arc-shaped plate is connected with the left side edge of the second left arc-shaped plate, the right side edge of the horizontal top plate is connected with the left side edge of the first right arc-shaped plate, the right side edge of the first right arc-shaped plate is connected with the left side edge of the second right arc-shaped plate, an opening clamping groove is formed between the second left arc-shaped plate and the second right arc-shaped plate, the arc-shaped direction on the first left arc-shaped plate protrudes leftwards, the arc-shaped direction on the second left arc-shaped plate protrudes rightwards, and the arc-shaped direction on the first right arc-shaped plate protrudes leftwards; the locking mechanism comprises a buckle main body, a buckle groove, a spring and a safety pin, wherein one end of the buckle main body is provided with a protruding portion and is used for being matched with the buckle groove to achieve locking, the axle center of the buckle main body is fixed on the second left arc-shaped plate through a screw or a rivet to enable the second left arc-shaped plate to rotate around the axle center, the buckle groove is located on the second right arc-shaped plate and corresponds to the protruding portion of the buckle main body, when the buckle main body rotates to a locking position, the protruding portion of the buckle main body enters the buckle groove to fix a cable, the spring is mounted between the buckle main body and the second left arc-shaped plate and surrounds the fixing axle center, the spring is used for providing elastic force to enable the buckle main body to keep an open state when no external force acts, insertion and extraction of a secondary cable are facilitated, the safety pin is an elongated metal rod, one end of the safety pin penetrates through holes in the buckle main body and the second left arc-shaped plate, and when the buckle main body is in a locking position, the safety pin is inserted into the holes to prevent the buckle main body from rotating accidentally to keep the secondary cable to fix.
2. 2. The split secondary cable jacket of claim 1, wherein the arc lengths of the first left arc and the first right arc are the same, the arc lengths of the second left arc and the second right arc are the same, and the arc lengths of the first left arc and the first right arc are greater than the arc lengths of the second left arc and the second right arc.
3. 3. The split secondary cable jacket of claim 2, wherein a first groove is formed between the first left arcuate plate and the second left arcuate plate and a second groove is formed between the first right arcuate plate and the second right arcuate plate.
4. 4. The split secondary cable jacket of claim 3, wherein the horizontal top plate, first left arcuate plate, second left arcuate plate, first right arcuate plate and second right arcuate plate are integrally formed and are all made of an insulating material.
5. 5. The open-ended secondary cable jacket of claim 3, wherein the open-ended snap-in groove is in interference fit with the secondary cable, wherein the open-ended snap-in groove has a width less than the diameter of the secondary cable when the secondary cable is not nested in the open-ended snap-in groove, and wherein the second left-side arcuate plate and the second right-side arcuate plate elastically deform when the secondary cable is not nested in the open-ended snap-in groove, thereby clamping the secondary cable.
6. 6. The split secondary cable jacket of any one of claims 1-5, wherein the sign is a rectangular horizontal plate having a bottom surface that is attached to a top surface of the horizontal top plate.
7. 7. The split secondary cable jacket of any one of claims 1-5, wherein an insulating elastic material is laid on the surface of the snap body, and the elastic deformation capability of the elastic material is utilized to compress the secondary cable when the snap body is in the locked position.

Description

Open-type secondary cable sleeve suitable for electrified replacement Technical Field The invention relates to the technical field of secondary cable label bushings, in particular to an open-type secondary cable bushing suitable for electrified replacement. Background In a secondary cable system of a transformer substation, a secondary cable label sleeve is one of key accessories for ensuring normal operation and maintenance of a cable, however, the existing secondary cable label sleeve is designed into a closed structure, and once the secondary cable label sleeve is changed or needs to be subjected to technical improvement and replacement on site, power failure is often required to operate, so that the continuity of power supply is affected, the operation and maintenance cost is increased, and inconvenience is brought to inspection and maintenance work. Disclosure of Invention The invention aims to solve the technical problem of providing an open type secondary cable sleeve suitable for live replacement, and the cable label sleeve which is quickly replaced without power failure is realized. In order to solve the technical problems, the invention provides an open type secondary cable sleeve suitable for live replacement, which comprises a sleeve main matrix, a locking mechanism, a signboard and a transparent protective cover; An opening clamping groove for sleeving the secondary cable is formed in the bottom of the sleeve main matrix, and the sleeve main matrix is used for clamping the secondary cable sleeved in the opening clamping groove; The locking mechanism is connected with the sleeve main base body and used for locking the secondary cable sleeved in the opening clamping groove; the top of the sleeve main matrix is provided with the signboard which is used for displaying the identification information of the cable; The transparent protective cover covers the signboard top, the border all around of transparent protective cover with the border all around of transparent protective cover or the border all around fixed connection of sleeve pipe main base member, transparent protective cover is used for protecting the signboard is not influenced by external environment. Preferably, the sleeve main body comprises a rectangular horizontal top plate, a first left arc plate, a second left arc plate, a first right arc plate and a second right arc plate which are positioned below the horizontal top, and the first left arc plate, the second right arc plate and the first right arc plate are sequentially arranged from left to right; The left edge of the horizontal top plate is connected with the left edge of the first left arc-shaped plate, and the right edge of the first left arc-shaped plate is connected with the left edge of the second left arc-shaped plate; the opening clamping groove is formed between the second left arc-shaped plate and the second right arc-shaped plate, the arc-shaped direction on the first left arc-shaped plate protrudes leftwards, the arc-shaped direction on the second left arc-shaped plate protrudes rightwards, the arc-shaped direction on the first right arc-shaped plate protrudes rightwards, and the arc-shaped direction on the second right arc-shaped plate protrudes leftwards. Preferably, the arc lengths of the first left arc plate and the first right arc plate are the same, the arc lengths of the second left arc plate and the second right arc plate are the same, and the arc lengths of the first left arc plate and the first right arc plate are greater than the arc lengths of the second left arc plate and the second right arc plate. Preferably, a first groove is formed between the first left arc plate and the second left arc plate, and a second groove is formed between the first right arc plate and the second right arc plate. Preferably, the horizontal top, the first left arc-shaped plate, the second left arc-shaped plate, the first right arc-shaped plate and the second right arc-shaped plate are integrally formed and are all made of insulating materials. Preferably, the open clamping groove is in interference fit with the secondary cable, when the secondary cable is not sleeved in the open clamping groove, the width of the open clamping groove is smaller than the diameter of the secondary cable, and when the secondary cable is not sleeved in the open clamping groove, the second left arc-shaped plate and the second right arc-shaped plate are elastically deformed to clamp the secondary cable. Preferably, the signboard is a rectangular horizontal plate, and the bottom surface of the horizontal plate is attached to the top surface of the horizontal top plate. Preferably, the locking mechanism comprises a buckle main body, a buckle groove, a spring and a safety pin, The axle center of the buckle main body is fixed on the second left arc plate through a screw or a rivet so that the buckle main body can rotate around the axle center; The buckling groove is positioned on the second right arc-shap