CN210468173U - Power cable connects puncture wire nose - Google Patents
Power cable connects puncture wire nose Download PDFInfo
- Publication number
- CN210468173U CN210468173U CN201921509834.XU CN201921509834U CN210468173U CN 210468173 U CN210468173 U CN 210468173U CN 201921509834 U CN201921509834 U CN 201921509834U CN 210468173 U CN210468173 U CN 210468173U
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- sleeve
- insulating cover
- clamping
- power cable
- outer fastening
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- Expired - Fee Related
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Abstract
The utility model relates to a puncture wire nose is connected to power cable discloses one kind and pierces through from the cable tip to inside the extension embedding cable, the wire nose that the fastening was connected to cooperation splint. The multiple spot puncture to form the extension connection inside, improve the connection stability. The insulating cover is arranged on the outer fastening sleeve, a clamping groove is formed in the outer side wall of the outer fastening sleeve, threads are arranged in the outer fastening sleeve, the edge of the insulating cover is in a convex ring shape, the inner convex ring shape and the clamping groove in the outer fastening sleeve are arranged in the clamping groove, the insulating cover can rotate relative to the outer fastening sleeve, the fixed plate is arranged in the insulating cover, the connecting plate is vertically arranged on the fixed plate and penetrates through the insulating cover, the connecting plate and the insulating cover are in sealing fusion joint, a plurality of connecting columns are arranged on the fixed plate, the inner clamping sleeve is in screwed connection with the outer fastening sleeve, one end of the inner clamping sleeve is provided with an outer limiting mechanism, the other end of the inner clamping sleeve is provided with a plurality of shrinkage grooves, and the shrinkage grooves.
Description
Technical Field
The utility model relates to a puncture wire nose is connected to electric power cable relates to one kind and carries out the wire nose that the puncture was connected to the cable when electric power cable end connection, belongs to the electric power accessory field. In particular to a wire nose which penetrates from the end part of a cable, expands and is embedded into the cable, and is matched with a splint for connection and fastening.
Background
At present, after a power cable is laid and connected, the cable needs to be connected through a cable connection puncture wire nose so as to be convenient for fixing, connecting, branching and the like, so that the connection strength, conductivity and insulativity need to be considered, connection points are ensured not to be loosened, electricity cannot leak, and good power transmission smoothness can be contacted, when the traditional wire nose is used for connecting the cable, a cable outer skin is firstly cut off, then a cable core is correspondingly inserted into the wire nose at an exposed position, then the wire nose is tightly pressed through external pressure so as to be wrapped and fixed on the cable, firstly, manual control is needed when the outer skin is cut off, incomplete contact between the wire nose and the cable core is caused due to improper cutting, power transmission is influenced, direct penetration through the cable outer skin and internal contact are also adopted to form a wire nose for connection, but the mode has low penetration rate on the cable outer skin, cannot keep complete penetration, directly damages the cable coat, and is easy to generate the conditions of electric leakage and the like.
Publication No. CN205724324U discloses a novel wire connecting nose, which comprises an expansion tube and a wire connecting nose, wherein the expansion tube is cylindrical, the lower part of the expansion tube is provided with a plurality of notches, the inner wall of the expansion tube is provided with a fine wedge-shaped twill, and the outer wall of the expansion tube is provided with an external thread; the inner wall of the central hole of the conductive cylinder body of the wiring nose is provided with internal threads, when the cable connector is used, the external protective skin of the cable needs to be stripped firstly, the stripping length is easy to meet the use requirement, and the cable connector is poor in use effect.
The utility model CN107732471A discloses a power cable connects puncture wire nose, its characterized in that, connection piece one end is arranged in on main part section of thick bamboo one end, it has the mounting hole to open on the connection piece, connection piece and main part section of thick bamboo are made by copper respectively, and conductive silica gel piece is arranged in on the inner wall of main part section of thick bamboo one end, set screw thread on the main part section of thick bamboo outer wall, the cover is changeed and is arranged on the main part section of thick bamboo, change set screw thread on the inner wall, and mesh with the screw thread on the main part section of thick bamboo outer wall, compress tightly set arrange on the main part section of thick bamboo, and one end and change set are connected, compress tightly the internal diameter of cover from one end to other end and increase gradually, compress tightly set other end overhead stopper, the stopper is the annular, the device pierces through the cable skin in the cable outside equally, and broke the.
Disclosure of Invention
In order to improve the condition, the utility model relates to a power cable connects puncture wire nose provides one kind and pierces through from the cable tip to inside the extension embedding cable, the wire nose that the fastening was connected to the cooperation splint. The multiple spot puncture to form the extension connection inside, improve the connection stability.
The utility model relates to a puncture wire nose is connected to electric power cable is realized like this: the utility model relates to a puncture wire nose for connecting electric power cables, which consists of a connecting piece, an insulating cover, an inner clamping sleeve, an outer fastening sleeve, connecting posts, a fixing plate, a sealing insulating plate, a metal tube, a limiting ring, a clamping groove, an inner sealing ring, a clamping block and an expansion piece, wherein the insulating cover is arranged on the outer fastening sleeve, the outer side wall of the outer fastening sleeve is provided with the clamping groove, the inner fastening sleeve is internally provided with screw threads, the edge of the insulating cover is internally convex to form an inner convex ring, the inner convex ring is arranged in the clamping groove on the outer fastening sleeve, the insulating cover can rotate relative to the outer fastening sleeve, the fixing plate is arranged in the insulating cover, the connecting plate is vertically arranged on the fixing plate and penetrates through the insulating cover, the connecting plate and the insulating cover are sealed and welded, a plurality of connecting posts are arranged on the fixing plate, the inner clamping sleeve is spirally arranged in the outer fastening, the shrink groove is an open groove, and extends along the inner clamping sleeve, the shrink groove divides the other end of the inner clamping sleeve into a plurality of clamping parts, clamping blocks are correspondingly arranged on the inner side of the clamping parts, the diameter of the end part of each clamping part is greater than the diameter of the root part, a limiting ring is arranged on the inner wall of the inner clamping sleeve, the limiting ring is close to one end of the inner clamping sleeve, a sealing insulating plate is arranged at one end of the inner clamping sleeve and is fixedly attached to the limiting ring, a plurality of metal tubes are arranged on the sealing insulating plate, the metal tubes correspond to the connecting columns one to one another, the outer diameter of each connecting column is equal to the inner diameter of the metal tube and can form sliding fit, a plurality of expansion sheets are arranged at one end of each metal tube, the end parts of the expansion sheets are contracted to form tips, the tips point to one side of the clamping blocks, the connecting columns, the fixing plates, the connecting plates, the inner sealing ring is made of rubber.
Has the beneficial effects.
Firstly, the cable line can be punctured from the end face, and the penetration rate is improved.
And secondly, the sealing performance is good, and the insulation and anti-creeping effect is good.
And thirdly, multi-point puncture is performed, and expansion connection is formed inside, so that the connection stability is improved.
And fourthly, the clamping plates synchronously act for clamping, and the clamping tightness of the connecting points is good and the strength is high.
Fifthly, the structure is simple, and the use is convenient and rapid.
Drawings
FIG. 1 is a three-dimensional structure diagram of a power cable connecting puncture wire nose of the present invention;
FIG. 2 is a three-dimensional exploded view of a power cable connecting puncture wire nose of the present invention;
FIG. 3 is a schematic view of a power cable connecting puncture wire nose of the present invention;
FIG. 4 is a schematic view of a power cable connection piercing nose sealing insulation board of the present invention;
fig. 5 is a three-dimensional structure view of the power cable connecting puncture wire nose metal tube.
In the attached drawings
Wherein the parts are: connecting piece 1, insulating cover 2, interior clamping sleeve 3, outer adapter sleeve 4, spliced pole 5, fixed plate 6, sealed insulation board 7, tubular metal resonator 8, spacing ring 9, draw-in groove 10, interior sealing ring 11, clamp splice 12, inflation piece 13.
The specific implementation mode is as follows:
the utility model relates to a power cable connecting puncture wire nose which is realized by a connecting piece 1, an insulating cover 2, an inner clamping sleeve 3, an outer fastening sleeve 4, a connecting post 5, a fixing plate 6, a sealing insulation board 7, a metal tube 8, a spacing ring 9, a clamping groove 10, an inner sealing ring 11, a clamping block 12 and an expansion sheet 13, wherein the insulating cover 2 is arranged on the outer fastening sleeve 4, the outer side wall of the outer fastening sleeve 4 is provided with the clamping groove 10, a thread is arranged in the outer fastening sleeve 4, the edge of the insulating cover 2 is inwards protruded to form an inner convex ring, the inner convex ring is arranged in the clamping groove 10 on the outer fastening sleeve 4, the insulating cover 2 can rotate relative to the outer fastening sleeve 4, the fixing plate 6 is arranged in the insulating cover 2, the connecting plate is vertically arranged on the fixing plate 6 and penetrates through the insulating cover 2, the connecting plate and the insulating cover 2 are sealed and welded, the connecting posts 5 are arranged on the fixing plate 6, the inner clamping sleeve 3 is, one end of the inner clamping sleeve 3 is provided with an outer limiting mechanism, the other end of the inner clamping sleeve 3 is provided with a plurality of contraction grooves, the contraction grooves are open grooves and extend along the inner clamping sleeve 3, the other end of the inner clamping sleeve 3 is divided into a plurality of clamping parts by the contraction grooves, clamping blocks 12 are correspondingly arranged on the inner sides of the clamping parts, the end diameters of the clamping parts are larger than the diameter of the root part, a limiting ring 9 is arranged on the inner wall of the inner clamping sleeve 3, the limiting ring 9 is close to one end of the inner clamping sleeve 3, a sealing insulating plate 7 is arranged at one end of the inner clamping sleeve 3 and is fixedly attached to the limiting ring 9, a plurality of metal tubes 8 are arranged on the sealing insulating plate 7, the metal tubes 8 and connecting columns 5 are in one-to-one correspondence, the outer diameter of the connecting columns 5 is equal to the inner diameter of the metal tubes 8 and can form sliding fit, one end of the metal tubes 8, the connecting column 5, the fixing plate 6, the connecting plate and the metal pipe 8 are made of conductive materials, the insulating cover 2, the inner clamping sleeve 3 and the outer fastening sleeve 4 are made of hard insulating materials, and the inner sealing ring 11 is made of rubber materials.
When in use, the end part of a cable is cut flat and extends into the cable along the inner clamping sleeve 3, so that the end part of the cable is attached to the metal pipe 8 on the sealing insulation plate 7, the metal pipe 8 is inserted into the core part of the cable, meanwhile, the inner sealing ring 11 is closely attached to the outer side of the cable, then, the outer fastening sleeve 4 is rotated through the outer fastening sleeve 4 to move along the inner clamping sleeve 3, the insulation cover 2 synchronously moves along the axial direction, the outer fastening sleeve 4 pushes the inner clamping sleeve 3 to retract, the cable is clamped and fixed through the plurality of clamping blocks 12, so that the power cable is fixed along the axial direction, then, the outer fastening sleeve 4 is further rotated, the insulation cover 2 pushes the connecting column 5 on the fixing plate 6 to correspondingly extend into the metal pipe 8 and move along the axial direction of the common pipe, and finally, the expansion sheet 13 on the metal pipe 8 is expanded to form expansion in the cable, the metal tube 8, the connecting column 5, the fixing plate 6 and the connecting sheet 1 can be connected with a cable core of a cable, and the purpose of puncture connection of the power cable is achieved.
The above embodiments are the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.
It should also be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a removable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (6)
1. The utility model provides a puncture wire nose is connected to electric power cable which characterized by: the clamping device comprises a connecting piece, an insulating cover, an inner clamping sleeve, an outer fastening sleeve, connecting columns, a fixing plate, a sealing insulating plate, a metal tube, a limiting ring, clamping grooves, an inner sealing ring, clamping blocks and expansion pieces, wherein the insulating cover is arranged on the outer fastening sleeve, the clamping grooves are formed in the outer side wall of the outer fastening sleeve, threads are arranged in the outer fastening sleeve, the edge of the insulating cover is inwards protruded to form the inner clamping ring, the inner clamping ring is arranged in the clamping grooves in the outer fastening sleeve, the fixing plate is arranged in the insulating cover, the connecting plate is vertically arranged on the fixing plate and penetrates through the insulating cover, the connecting columns are arranged on the fixing plate, the inner clamping sleeve is arranged in the outer fastening sleeve in a threaded mode, one end of the inner clamping sleeve is provided with an outer limiting mechanism, the other end of the inner clamping sleeve is provided with a plurality of contraction grooves, the other end of the inner clamping sleeve is divided, the spacing ring is close to interior centre gripping cover one end, and interior centre gripping cover one end is arranged in to sealed insulation board, and fixed with the spacing ring laminating, on sealed insulation board was arranged in to a plurality of tubular metals, tubular metal resonator and spliced pole one-to-one, spliced pole and tubular metal resonator form sliding fit, and a plurality of inflation pieces have been put to one end of tubular metal resonator.
2. The power cable connection puncture wire nose according to claim 1, wherein the connection plate and the insulation cover are hermetically welded.
3. The power cable connection lug according to claim 1, wherein said constricting channel is an open channel and extends along said inner gripping sleeve.
4. A power cable connection lug according to claim 1, wherein said grip portion end diameter is greater than said root diameter.
5. The power cable connection puncture wire nose according to claim 1, wherein the outer diameter of the connection post is equal to the inner diameter of the metal tube.
6. The power cable connection puncture wire nose according to claim 1, wherein the end of the expansion piece is folded inward to form a tip, and the tip is directed to one side of the clamping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509834.XU CN210468173U (en) | 2019-09-11 | 2019-09-11 | Power cable connects puncture wire nose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509834.XU CN210468173U (en) | 2019-09-11 | 2019-09-11 | Power cable connects puncture wire nose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210468173U true CN210468173U (en) | 2020-05-05 |
Family
ID=70432724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921509834.XU Expired - Fee Related CN210468173U (en) | 2019-09-11 | 2019-09-11 | Power cable connects puncture wire nose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210468173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112290328A (en) * | 2020-10-31 | 2021-01-29 | 贵州电网有限责任公司 | Secondary test line of external right-angle joint that can assemble |
| CN112350085A (en) * | 2020-10-31 | 2021-02-09 | 贵州电网有限责任公司 | Secondary test wire with right-angle connector |
-
2019
- 2019-09-11 CN CN201921509834.XU patent/CN210468173U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112290328A (en) * | 2020-10-31 | 2021-01-29 | 贵州电网有限责任公司 | Secondary test line of external right-angle joint that can assemble |
| CN112350085A (en) * | 2020-10-31 | 2021-02-09 | 贵州电网有限责任公司 | Secondary test wire with right-angle connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200714 Address after: 221000 west side of liangku road and south side of Huimin Road, Erbao community, New District Office, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Huaxiang Cmi Holdings Ltd. Address before: No. 29, Li Miao, Zhangzhai Town, Xuzhou City, Jiangsu Province Patentee before: Cheng Xue |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |