CN215911869U - Cable perforation sheath device - Google Patents

Abstract

The utility model discloses a cable perforation sheath device, which comprises 2 sheath components which are symmetrically arranged and are connected through bolts; the sheath subassembly include the arc sheath, the step hole, square slider, adjusting screw, the arc clamping ring, adjusting nut, the end cap, stop gear, when the cable is perforated, laminate two arc clamping rings and cable earlier, and insert the grafting portion on the arc clamping ring in the cable hole, manually take adjusting screw out and pass the arc clamping ring, afterwards, adjust nut suit is on adjusting screw and twist, make adjusting screw drive arc sheath shift up, until grafting portion inserts in the slot portion, finally, utilize the bolt will a sheath subassembly installation fixed can. The device simple structure can reduce cable binding post's atress through fixed cable, has improved the use reliability, simultaneously, utilizes the heat dissipation design, improves the cable radiating effect, has further improved the reliability.

Description

Cable perforation sheath device

Technical Field

The utility model relates to a protective device, in particular to a cable perforation sheath device.

Background

With the development of science and technology, various industries in China have been greatly developed, and the wire and cable industry becomes an important matching industry of national economy and has been developed for a long time. The cable is used for transmitting electric energy or signals, generally comprises several or several groups of conducting wires, when the cable is connected with the power equipment, a connecting terminal is required to be pressed at one end of the cable and penetrates through a cable hole on the power equipment, and the connecting terminal and a bus bar of the power equipment are fixed by using a bolt. Since the diameter of the cable hole is larger than that of the cable, the cable is easily contacted with the perforated part to cut the insulating layer of the cable, and meanwhile, because the cable is not fixed, a tensile force is applied to the wiring terminal, so that the reliability is reduced. In view of the above drawbacks, it is actually necessary to design a cable piercing sheath device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable perforation sheath device, which can reduce the stress of a cable wiring terminal by fixing a cable, improve the use reliability, and simultaneously improve the heat dissipation effect of the cable by utilizing a heat dissipation design, thereby further improving the reliability.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a cable perforation sheath device comprises 2 symmetrically-arranged sheath components which are connected through bolts; the sheath component comprises an arc-shaped sheath, a step hole, a square sliding block, an adjusting screw rod, an arc-shaped pressure ring, an adjusting nut, a plug and a limiting mechanism, the step hole penetrates through the main body of the arc-shaped sheath, the square sliding block is positioned at the inner side of the step hole, the square sliding block slides up and down along the step hole, the adjusting screw rod is positioned at the top of the square sliding block and penetrates through the step hole, the adjusting screw is connected with the square sliding block through threads, the arc-shaped press ring is penetrated through by the adjusting screw, the arc-shaped pressure ring is connected with the adjusting screw rod in a clearance fit manner, the adjusting nut is positioned at the upper end of the arc-shaped pressure ring and is penetrated through by the adjusting screw rod, the adjusting nut is connected with the adjusting screw in a threaded mode, the plug is located at the bottom of the stepped hole, the plug is connected with the arc-shaped sheath through a bolt, the limiting mechanism is located at the upper end of the plug, and the limiting mechanism is integrally connected with the plug.

The utility model is further improved as follows:

furthermore, the arc-shaped sheath is also provided with a slot part, the slot part is positioned at the top of the arc-shaped sheath, and the slot part does not penetrate through the arc-shaped sheath main body.

Furthermore, the arc-shaped sheath is also provided with radiating fins, the radiating fins are positioned outside the arc-shaped sheath and integrally connected with the arc-shaped sheath, and the radiating fins increase the radiating area of the cable and improve the radiating effect of the cable.

Furthermore, the square sliding block is also provided with a limiting groove, the limiting groove is positioned at the lower end of the square sliding block, and the limiting groove does not penetrate through the main body of the square sliding block.

Further, the arc clamping ring still be equipped with grafting portion, grafting portion be located arc clamping ring lower extreme, grafting portion and arc clamping ring an organic whole link to each other, grafting portion inserts in the slot portion for the arc clamping ring is inseparable with the laminating of arc sheath, thereby improves the homogeneity of atress when connecting, realizes reliably connecting.

Furthermore, stop gear include stop collar, steel ball, spring, the stop collar be located the end cap upper end, the stop collar link to each other with the end cap is integrative, the steel ball be located the stop collar inboard, the spring be located the stop collar inboard and be located the steel ball outside, when square slider moves down with the end cap contact, the spring resets and promotes steel ball and the spacing groove contact of setting on square slider to spacing square slider carries out, when adjusting screw was taken out in the manual work, the square slider atress that links firmly with adjusting screw, spring compression, the steel ball breaks away from with the spacing groove.

Compared with the prior art, the cable perforation sheath device firstly removes the bolt of the connecting piece sheath assembly, removes the adjusting nut, inserts the adjusting screw into the step hole, and limits the square sliding block by the limiting mechanism so as to prevent the adjusting screw from moving. When the cable perforates, will laminate two arc clamping rings and cable earlier to insert the grafting portion on the arc clamping ring in the cable hole, manually take adjusting screw out and pass the arc clamping ring, afterwards, will adjust nut suit and twist on adjusting screw and move, make adjusting screw drive arc sheath shift up, until grafting portion insert slot portion in, at last, utilize the bolt with a sheath subassembly installation fixed can. The device simple structure can reduce cable binding post's atress through fixed cable, has improved the use reliability, simultaneously, utilizes the heat dissipation design, improves the cable radiating effect, has further improved the reliability.

Drawings

FIG. 1 shows a front view of the utility model

FIG. 2 is a partial enlarged view of FIG. 1 in the circle

FIG. 3 shows a top view of the arcuate sheath of the present invention

In the figure: the protective sleeve comprises a protective sleeve component 1, an arc-shaped protective sleeve 101, a stepped hole 102, a square sliding block 103, an adjusting screw 104, an arc-shaped pressing ring 105, an adjusting nut 106, a plug 107, a limiting mechanism 108, a slot part 109, a radiating fin 110, a limiting groove 111, a plug part 112, a limiting sleeve 113, a steel ball 114 and a spring 115.

Detailed Description

As shown in fig. 1, 2 and 3, the cable perforation sheath device comprises 2 sheath assemblies 1 which are symmetrically arranged, wherein the sheath assemblies 1 are connected through bolts; the sheath component 1 comprises an arc-shaped sheath 101, a stepped hole 102, a square slider 103, an adjusting screw 104, an arc-shaped pressing ring 105, an adjusting nut 106, a plug 107 and a limiting mechanism 108, the stepped hole 102 penetrates through the main body of the arc-shaped sheath 101, the square slider 103 is positioned on the inner side of the stepped hole 102, the square slider 103 slides up and down along the stepped hole 102, the adjusting screw 104 is positioned at the top of the square slider 103 and penetrates through the stepped hole 102, the adjusting screw 104 is in threaded connection with the square slider 103, the arc-shaped pressing ring 105 is penetrated through by the adjusting screw 104, the arc-shaped pressing ring 105 is in clearance fit connection with the adjusting screw 104, the adjusting nut 106 is positioned at the upper end of the arc-shaped pressing ring 105 and is penetrated through by the adjusting screw 104, the adjusting nut 106 is in threaded connection with the adjusting screw 104, the plug 107 is positioned at the bottom of the stepped hole 102, and the plug 107 is connected with the arc-shaped sheath 101 through a bolt, the limiting mechanism 108 is positioned at the upper end of the plug 107, the limiting mechanism 108 is integrally connected with the plug 107, the arc-shaped sheath 101 is further provided with a slot part 109, the slot part 109 is positioned at the top of the arc-shaped sheath 101, the slot part 109 does not penetrate through the main body of the arc-shaped sheath 101, the arc-shaped sheath 101 is further provided with a radiating fin 110, the radiating fin 110 is positioned at the outer side of the arc-shaped sheath 101, the radiating fin 110 is integrally connected with the arc-shaped sheath 101, the radiating fin 110 increases the radiating area of the cable and improves the radiating effect of the cable, the square slider 103 is further provided with a limiting groove 111, the limiting groove 111 is positioned at the lower end of the square slider 103, the limiting groove 111 does not penetrate through the main body of the square slider 103, the arc-shaped press ring 105 is further provided with a plug part 112, the plug part 112 is positioned at the lower end of the arc-shaped press ring 105, and the plug part 112 is integrally connected with the arc-shaped press ring 105, the inserting part 112 is inserted into the inserting groove part 109, so that the arc-shaped pressing ring 105 is tightly attached to the arc-shaped sheath 101, the stress uniformity during connection is improved, reliable connection is realized, the limiting mechanism 108 comprises a limiting sleeve 113, a steel ball 114 and a spring 115, the limiting sleeve 113 is positioned at the upper end of the plug 107, the limiting sleeve 113 is integrally connected with the plug 117, the steel ball 114 is positioned at the inner side of the limiting sleeve 113, the spring 115 is positioned at the inner side of the limiting sleeve 113 and at the outer side of the steel ball 114, when the square slider 103 moves downwards to be contacted with the plug 107, the spring 115 resets to push the steel ball 114 to be contacted with a limiting groove 111 arranged on the square slider 103, so that the square slider 103 is limited, when the adjusting screw 104 is manually drawn out, the square slider 103 fixedly connected with the adjusting screw 104 is stressed, the spring 115 is compressed, the steel ball 114 is separated from the limiting groove 111, the cable punching sheath device firstly removes a bolt connected with the sheath component 1 of the 2 piece, the adjusting nut 106 is removed, the adjusting screw 104 is inserted into the stepped hole 102, and the limiting mechanism 108 limits the square slider 103 to prevent the adjusting screw 104 from moving. When the cable perforates, will laminate two arc clamping rings 105 and cable earlier to insert grafting portion 112 on the arc clamping ring 105 in the cable hole, manually take adjusting screw 104 out and pass arc clamping ring 105, afterwards, suit adjusting nut 106 on adjusting screw 104 and twist, make adjusting screw 104 drive arc sheath 101 and shift up, insert slot portion 109 until grafting portion 112 in, finally, utilize the bolt with 2 sheath subassemblies 1 installation fixed can. The device simple structure can reduce cable binding post's atress through fixed cable, has improved the use reliability, simultaneously, utilizes the heat dissipation design, improves the cable radiating effect, has further improved the reliability.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.

Claims (6)

1. A cable perforation sheath device is characterized by comprising 2 sheath components which are symmetrically arranged and are connected through bolts;

the sheath component comprises an arc-shaped sheath, a step hole, a square sliding block, an adjusting screw rod, an arc-shaped pressure ring, an adjusting nut, a plug and a limiting mechanism, the step hole penetrates through the main body of the arc-shaped sheath, the square sliding block is positioned at the inner side of the step hole, the square sliding block slides up and down along the step hole, the adjusting screw rod is positioned at the top of the square sliding block and penetrates through the step hole, the adjusting screw is connected with the square sliding block through threads, the arc-shaped press ring is penetrated through by the adjusting screw, the arc-shaped pressure ring is connected with the adjusting screw rod in a clearance fit manner, the adjusting nut is positioned at the upper end of the arc-shaped pressure ring and is penetrated through by the adjusting screw rod, the adjusting nut is connected with the adjusting screw in a threaded mode, the plug is located at the bottom of the stepped hole, the plug is connected with the arc-shaped sheath through a bolt, the limiting mechanism is located at the upper end of the plug, and the limiting mechanism is integrally connected with the plug.

2. The apparatus of claim 1, wherein the curved sheath further comprises a slot portion at the top of the curved sheath, the slot portion not penetrating the curved sheath body.

3. The cable piercing sheath assembly of claim 1, wherein the arcuate sheath further comprises heat dissipating fins, the heat dissipating fins being located outside the arcuate sheath, the heat dissipating fins being integrally connected to the arcuate sheath.

4. The cable piercing sleeve device of claim 1, wherein the square slider further has a limiting groove, the limiting groove is located at a lower end of the square slider, and the limiting groove does not penetrate through a main body of the square slider.

5. The cable perforation sheath device according to claim 1, wherein the arc-shaped press ring is further provided with an insertion part, the insertion part is located at the lower end of the arc-shaped press ring, and the insertion part and the arc-shaped press ring are integrally connected.

6. The cable perforation sheath device according to claim 1, wherein the limiting mechanism comprises a limiting sleeve, a steel ball and a spring, the limiting sleeve is positioned at the upper end of the plug, the limiting sleeve and the plug are integrally connected, the steel ball is positioned at the inner side of the limiting sleeve, and the spring is positioned at the inner side of the limiting sleeve and at the outer side of the steel ball.

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