CN101699662B - Method and device for connecting cable branch joints - Google Patents
Method and device for connecting cable branch joints Download PDFInfo
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- CN101699662B CN101699662B CN2009101544420A CN200910154442A CN101699662B CN 101699662 B CN101699662 B CN 101699662B CN 2009101544420 A CN2009101544420 A CN 2009101544420A CN 200910154442 A CN200910154442 A CN 200910154442A CN 101699662 B CN101699662 B CN 101699662B
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Abstract
The invention relates to the field of electrical installation of construction engineering, in particular to a method and a device for connecting cable branch joints. The cable branch joints comprise joint conductive parts, conductive pricking pins, insulating substrates and nylon cable ties. The design key point of the method is that the pricking pins are slantwise inserted into cable cores along the axial direction of cables in an extruding or screwing mode so that the cable cores are conductive with the joint conductive parts. The design key point of the device is that V-grooves are divided into an upper group of V-grooves and a lower group of V-grooves, wherein the lower V-grooves are connected with a base plate, and the upper V-grooves are connected with a pressure plate; one end of the pressure plate is rotatablely connected with a dead lever, while the other end is connected with the base plate through compression bolts; a link mechanism is in slip connection of which the height is adjustable with an upright post; a lever head of the link mechanism is connected with the joint conductive parts; and the joint conductive parts are connected with the arc pricking pins. The method and the device have good universality and reliable cable bonding strength and conduction, and a connecting device of the arc pricking pins is provided so that the connection is simpler and more convenient.
Description
Technical field
The present invention relates to the electric installing area of architectural engineering, is a kind of method of attachment and connection device of cable branch joint.
Background technology
The connection of branch cable generally all is by being fixedly coupled box or shunt connects, this connected mode need be peelled off the insulating barrier of cable, cable core being fixed in the branch that realizes cable in connecting box or the shunt connects again, though it is comparatively firm that this kind connects, but operate comparatively loaded down with trivial details, be to realize connecting quickly and easily, the connector of people by having needling structure realized connecting fast directly with two or how puncture connects with cable.
Patent No. ZL200420018203.5 as the Chinese patent literature publication, July 20 2005 Granted publication day, the utility model name is called " the axial penetrating cable clamp of cable ", this utility model is made of engageable upper and lower tooth box up and down, the bottom of the through wires hole in the two tooth boxes is embedded with the above tooth bar of 2 rows, be fixed and clamped with screw rod between two tooth boxes, the tooth on the same through wires hole tooth bar is interlaced.
The publication number CN101008658A of Chinese patent literature publication for another example, open day on August 1st, 2007, denomination of invention is " a kind of insulating puncturing grounding ring ", it is characterized in that: the bottom of ground loop main body is a connecting ring, the top of ground loop is main connector, the main connection on the junctor connects clamping piece by connecting bolt, on main connector clamping piece and intrados that lead contacts piercing is set.
The common feature of above-mentioned two kinds of patents all is the mode stube cable that adopts puncture, but because the mode of above-mentioned puncture is that pricker vertically thrusts cable core, the contact area of pricker and cable core is less like this, conducts electricity not good enough.And the pricker in the above-mentioned patent is that periphery along cable thrusts, and cable periphery wound is more, and is bigger to the damage of cable, after cable joint need be removed, repairs trouble of breakage.In addition, above-mentioned pricker and cable joint are relatively poor to the cables with different diameters applicability, in case when being not enough to stube cable as pricker is too short, then need to produce again the cable connector of new spec, production cost is higher.
Summary of the invention
For overcoming above-mentioned deficiency, the objective of the invention is to provide a kind of method of attachment and connection device of cable branch joint to this area, it is relatively poor to the versatility of different-diameter cable to make it solve existing like product, the technical problem of connected mode and less reliable.Its objective is and be achieved through the following technical solutions.
A kind of method of attachment of cable branch joint, this cable branch joint comprise joint electric-conductor, conduction bur, insulating body, nylon cable tie; The main points of its method of attachment are described bur jointing electric-conductor, bur tilts by the mode of pushing or screw and thrusts cable core along the cable axis direction, make cable core and joint electric-conductor conduct electricity mutually, the branch cable connecting hole that again branch cable is inserted the joint electric-conductor is promptly finished the connection of this cable branch joint.The method that adopts bur to tilt to thrust cable core make the contact area of bur and cable core increase, thereby conductive effect is better.Joint electric-conductor in this method of attachment is by bur stube cable core, so the joint electric-conductor is better for cable specification adaptability, and the manufacturing cost of bur is lower, so this method of attachment comparatively economizes material.Again because the bur in this method of attachment is to thrust cable along the cable axis direction, thrust along the cable circumferencial direction with existing bur and to compare, less to the wound that cable causes, handle easily, and be convenient to dismounting, existing bur thrusts cable along the cable circumferencial direction, is easy to make the cable circumferential surface to break, and is bigger to the damage of cable.
Described bur is curved, or linear, and according to bur shape difference, selected instrument is also different, can use screwdriver to get final product as the linear bur.
Described arc bur thrusts cable core by fashion of extrusion along camber line.Because the joint electric-conductor is by arc bur stube cable, and the shape of arc bur causes the arc bur can only be by can thrust cable core along the direction of camber line, this just needs outside connection device butt joint electric-conductor or arc bur to apply the power along arc direction, makes joint electric-conductor and cable fit tightly until the arc bur.Arc bur and cable core contact area are bigger, and bur is when thrusting cable core, because cable core makes the arc bur more crooked to the drag effect of arc bur, contact area further increases, and conductive effect is better.
Described linear bur is by screwing or fashion of extrusion tilts to thrust cable core.The linear bur is owing to itself be linear, so only need bur to be screwed or fashion of extrusion tilts to thrust cable core by corresponding instrument, the angle of inclination is big more, as the linear bur when vertically thrusting cable core, then the contact area of bur and cable core is less, electric conductivity is not good enough, but thrust comparatively easily laborsavingly, the angle of inclination is more little, when thrusting cable core as the linear bur is parallel, then contact area is bigger, conduct electricity very well, but thrust comparatively difficulty, and the bur of this moment is for directly thrusting cable core, and without the cable outer layer insulator, connection reliability is not good enough.Tilt to thrust cable core so the linear bur adopts, the angle of inclination is that wherein 30 is preferable to 60 between 15 to 75 degree.
Described joint electric-conductor connects a bur at least, and bur is many more, and conductivity that the joint electric-conductor is connected with cable and bonding strength are good more.
Described joint electric-conductor is provided with at least one branch cable connecting hole, and the branch cable hole is many more, and the branch cable that is connected is many more.
Described linear pattern bur joint electric-conductor and insulating body are connected as a single entity; Camber joint electric-conductor then thrusts cable at electric-conductor, finish after branch connects, and covers or wraps up with general insulating material with insulating body, finishes splice insulation.
A kind of connection device of cable branch joint, this equipment comprises base plate, V-type groove, hold-down bolt, joint electric-conductor, linkage, column, arc bur, wherein base plate and column constitute the support of this equipment, V-type groove, hold-down bolt are the cable-clamping device of this equipment, joint electric-conductor, arc bur are connector interfaces, and linkage is the operating mechanism of this equipment.Its main points are that described V-type groove is divided into up and down two groups of V-type grooves, and following V-type groove connects base plate, and last V-type groove is connected with pressing plate, the pressing plate one end fixed lever that is rotatably connected, and the other end connects base plate by hold-down bolt; Be adjustable for height being slidingly connected between described linkage and the column, the draw-in groove of the lever head jointing electric-conductor of linkage, the joint electric-conductor connects the arc bur.This equipment is mainly used in arc bur stube cable, the cable that at first will need to connect is fixed in the V-type groove, by hold-down bolt cable is stepped up, the joint electric-conductor that will be connected with the arc bur then is installed on the lever head of linkage, an operating lever mechanism electric-conductor that can achieve a butt joint applies the pressure of an arcuate directions, make the joint electric-conductor drive the arc bur and thrust cable core along camber line, closely contact with cable until the joint electric-conductor, promptly finish being connected of arc bur and cable.
Described joint electric-conductor and arc bur are connected as a single entity, and make that like this conduction between joint electric-conductor and bur is more reliable.
Described linkage is the air pressure linkage, or is the oil pressure linkage, or is electronic linkage.The air pressure linkage is to move by the cylinder drivening rod, the oil pressure linkage is by hydraulic cylinder drivening rod mechanism kinematic, motor drive mechanism is electromagnetically operated valve or motor drives connecting rod mechanism movement, its purpose all is that the butt joint electric-conductor applies the pressure along arc direction, makes the arc bur thrust cable core along camber line.
Cathetus type joint electric-conductor of the present invention and bur are not one, make that the versatility of joint electric-conductor is better.The mode of the present invention by bur is thrust cable core along the cable axis inclination makes that the contact area of bur and cable core is bigger, and conductivity and bonding strength are better, and bur is less to the wound that cable causes, and handle easily, make cable reusable.The present invention also provides a kind of connection device of arc bur, and it is more simple to make that cable connects, and is fit to be applied to the connection of branch cable in enormous quantities or the patch of some construction sites.
Description of drawings
Fig. 1 is a connection device structural front view of the present invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is that joint electric-conductor of the present invention connects an arc bur structural representation.
Fig. 4 is that joint electric-conductor of the present invention connects two arc bur structural representations.
Fig. 5 is that insulating body of the present invention is wrapped up structural representation by nylon cable tie.
Fig. 6 is the structure cutaway view that a linear bur of the present invention tilts to thrust cable core.
Fig. 7 is that a joint electric-conductor of the present invention connects two linear burs, and bur tilts to thrust cable core along the cable axis direction.
Fig. 8 is that two joint electric-conductors of the present invention connect a linear bur respectively, and the linear bur tilts to thrust cable core.
Above figure number and title: 1, base plate, 2, cable, 3, the V-type groove, 4, hold-down bolt, 5, the joint electric-conductor, 6, linkage, 7, column, 8, bur, 9, draw-in groove, 10, branch cable connecting hole, 11, insulating body, 12, nylon cable tie, 13, the insulation port lid, 14, pressing plate, 15, fixed lever.
Embodiment
Now in conjunction with the accompanying drawings, operation principle of the present invention and method of operation are further described.
As shown in Figure 1 and Figure 2, be to adopt the mode of extruding that joint electric-conductor 5 and bur 8 are connected with cable 2, the equipment in the schematic diagram provides by linkage 6 with manpower and thrusts pressure.The method of operation and the operation principle of this equipment are: the cable that will connect places down in the V-type groove 3, by screwing hold-down bolt 4, makes pressing plate 14 around fixed lever 15 rotations, and drive is simultaneously gone up the V-type groove and moved downward, thereby cable is stable in the V-type groove; Draw-in groove 9 with the joint electric-conductor cooperates with the lever head of linkage then, and the joint electric-conductor is fixedlyed connected with the lever head of linkage; Lower link mechanism is defeated in personnel selection again, and the lever head of linkage drives the joint electric-conductor and does circular motion, and the arc bur of joint electric-conductor thrusts cable core along arc direction, makes joint electric-conductor and cable core conduction.Again with branch cable access tributary cable connecting hole 10, the connection of this branch cable is promptly finished with the insulating material wrapping of insulating in the outside.
Base plate 1 and column 7 constitutes the support of described equipment, and leverage is contained on the column, but and up-down adjustment, be connected with the joint electric-conductor to adapt to cables with different diameters.
Fig. 3 is the schematic diagram that thrusts the joint electric-conductor of formula along camber line, and this joint electric-conductor is by conduction good metal material, on bur, draw-in groove and branch cable connecting hole are arranged.
Be the joint electric-conductor that is connected with two burs among Fig. 4, compare that higher conductivity and bonding strength are arranged when the joint electric-conductor is connected with cable with the joint electric-conductor that is connected a bur.
Fig. 5～shown in Figure 8 for another example, the linear bur tilts to thrust cable core by the extruding or the mode of screwing, and its joint electric-conductor is to be connected by being threaded or boring a hole with bur, and joint electric-conductor and insulating body are connected as a single entity.In actual applications, the general mode of screwing that adopts tilts to thrust cable core with bur, when mode is screwed in employing, linear bur essence is exactly contact screw, screw is connected with the joint electric-conductor by screw thread, thrust cable core by the mode of screwed again, so not only bonding strength is better, and conduction is comparatively reliable.Its concrete connected mode is: at first insulating body 11 is fixed to the position that cable need be connected branch joint with the joint electric-conductor with nylon cable tie 12, then linear bur spiral is thrust cable core, until bur joint electric-conductor and cable core are reliably conducted electricity, branch cable is received in the branch cable connecting hole again, insulation port lid 13 or general insulating material with special use insulate the position of insulating body jointing electric-conductor, promptly finish the connection of branch cable.Described insulating body is an open-close type, can adapt to the cable of certain limit diameter.
Fig. 7 is that a joint electric-conductor connects two burs, and by the conduction of two burs realization joint electric-conductors and cable core, not only bonding strength is higher, and conductivity is better.Certainly, a joint electric-conductor also can connect three or more burs, connects with the cable branch that satisfies higher connection request.
Fig. 8 is that an insulating body and two joint electric-conductors are connected as a single entity, and makes a cable can connect two branch cables.If an insulating body and three or more joint electric-conductors are connected as a single entity, then a cable can connect three or more branch cables, has realized the multidirectional connection of cable branch.
Claims (7)
1. the connection device of a cable branch joint, this equipment comprises base plate (1), V-type groove (3), hold-down bolt (4), joint electric-conductor (5), linkage (6), column (7), bur (8), wherein base plate and column constitute the support of this equipment, V-type groove, hold-down bolt are the cable-clamping device of this equipment, joint electric-conductor, bur are connector interfaces, and linkage (6) is the operating mechanism of this equipment; It is characterized in that described V-type groove (3) is divided into up and down two groups of V-type grooves, following V-type groove connects base plate (1), and last V-type groove is connected with pressing plate (14), the pressing plate one end fixed lever (15) that is rotatably connected, and the other end passes through hold-down bolt (4) connection base plate; Be adjustable for height being slidingly connected between described linkage (6) and the column (7), the lever head of linkage connects described joint electric-conductor (5), and the joint electric-conductor connects described bur (8), and described bur is the bur of arc.
2. according to the connection device of the described cable branch joint of claim 1, it is characterized in that described joint electric-conductor (5) and bur (8) are connected as a single entity.
3. according to the connection device of the described cable branch joint of claim 1, it is characterized in that described linkage (6) is the air pressure linkage, or be the oil pressure linkage, or be electronic linkage.
4. the connection device with the described a kind of cable branch joint of claim 1 carries out the method that cable branch joint connects, and this cable branch joint comprises bur (8), insulating body (11), the nylon cable tie (12) of described joint electric-conductor (5), described arc; The bur (8) that it is characterized in that described arc thrusts cable core by the mode of extruding along camber line, make cable core and described joint electric-conductor conduct electricity mutually, the branch cable connecting hole (10) that again branch cable is inserted the joint electric-conductor is promptly finished the connection of this cable branch joint.
5. according to the method for attachment of the described cable branch joint of claim 4, it is characterized in that described joint electric-conductor (5) connects a bur (8) at least.
6. according to the method for attachment of the described cable branch joint of claim 4, it is characterized in that described joint electric-conductor (6) is provided with at least one described branch cable connecting hole (10).
7. according to the method for attachment of the described cable branch joint of claim 4, it is characterized in that described joint electric-conductor (5) and insulating body (11) are connected as a single entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101544420A CN101699662B (en) | 2009-10-28 | 2009-10-28 | Method and device for connecting cable branch joints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101544420A CN101699662B (en) | 2009-10-28 | 2009-10-28 | Method and device for connecting cable branch joints |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101699662A CN101699662A (en) | 2010-04-28 |
| CN101699662B true CN101699662B (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101544420A Expired - Fee Related CN101699662B (en) | 2009-10-28 | 2009-10-28 | Method and device for connecting cable branch joints |
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| Country | Link |
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| CN (1) | CN101699662B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779685B (en) * | 2014-02-24 | 2016-10-05 | 浙江昱能科技有限公司 | It is applicable to connect the cable connector of distributed power source |
| CN104617403B (en) * | 2015-02-10 | 2016-09-28 | 宁波福尔达智能科技有限公司 | The quick shunting connector of circuit |
| CN110265948A (en) * | 2019-07-22 | 2019-09-20 | 广东电网有限责任公司 | A kind of strain clamp structure of power engineering |
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2009
- 2009-10-28 CN CN2009101544420A patent/CN101699662B/en not_active Expired - Fee Related
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| CN101699662A (en) | 2010-04-28 |
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Effective date of registration: 20170214 Address after: Jiangdong District 315040 Zhejiang city of Ningbo Province Ning Chuan Road No. 538 Patentee after: NINGBO JIANGONG ENGINEERING GROUP CO., LTD. Address before: 315040 Zhejiang Province, Ningbo City Jiangdong District No. 46 Xingning Road, Ningbo construction engineering Limited by Share Ltd Patentee before: Ningbo Construction Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20181028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |