CN100438242C

CN100438242C - Connector

Info

Publication number: CN100438242C
Application number: CNB2006100976989A
Authority: CN
Inventors: 葛建华
Original assignee: CHANGSHU POWER MACHINERY Co Ltd
Current assignee: CHANGSHU POWER MACHINERY Co Ltd
Priority date: 2006-11-20
Filing date: 2006-11-20
Publication date: 2008-11-26
Anticipated expiration: 2026-11-20
Also published as: CN1964146A

Abstract

The related connector comprises: a connecting cable with ends fixed cap and bearing respectively, a couple of connection head bases every with a cavity fixed a bearing base, some inner screw teeth on top of base cavity, a first positioning hole with screws opposite to inner teeth, a couple of connection heads every with matching area for screw teeth on lower end, a second positioning hole arranged on the connection head opposite to the first one, a rolling wheel cavity on top of connection head with two rolling wheel shift holes on side walls, and a couple of rolling wheels. This invention can release torque efficiently to prevent damage to grid sleeve.

Description

Connector

Technical field

The present invention relates to a kind of connector, be used to discharge returning of pull rope and lead and twist with the fingers moment of torsion, belong to the power construction utensil.

Background technology

Connector in the prior art is by shown in Figure 3, the body and the roller that is removably disposed in the openend of body that comprise a U-shaped in general, though structure is comparatively simple, but this connector only can play independent interconnect function, and does not have the effect of twisting with the fingers moment of torsion of returning that pull rope and lead produced that discharges of playing.To this, can be confirmed by Fig. 4 that the applicant provides.In the construction of high voltage power transmission and transforming circuit, lead 8 is emitted (withdrawing from) on draw drum 5, and then a pair of tensioner cylinder 6 of tying-in is drawn (by the pulling equipment traction), the effect of a pair of tensioner cylinder 6 is to make lead 8 keep uniform tension in order, when the lead 8 of the whole dish on the draw drum 5 moves back when most, for the tail end that makes previous lead 8 with between (just) top of the lead 8 of emitting on the draw drum 5, realize being connected once more, common way is that a pair of net 7 and the connector by structure shown in Figure 3 of adopting industry to know are done transition, specifically be that each connects with connector with an end of a pair of net 7, the other end of a pair of net 7 respectively with the tail end of lead 8, initial end connects, the connecting end position that makes lead 8 then under the traction of hauling machine is together with net 7, connector is drawn through a pair of tensioner cylinder 6, as soon as leave tensioner cylinder 6 just by conductor clamp, the device of wire crimping connector and so on is an one with the initiating terminal crimping of the tail end of previous lead 8 and the lead 8 of emitting on draw drum 5 once more, in whole process, a pair of net 7 and connector are by removal.Yet, because there is moment of torsion (power) in lead self, therefore, when in the ban, the joint area of back lead is left tensioner cylinder 6 or is weighed up tensioner cylinder 6, the moment of torsion of lead 8 (power) shows extremely obviously, discharge if returning of lead 8 and pull rope can not be twisted with the fingers moment of torsion, will certainly cause a pair of net 7 to damage so because of rotation.Obviously, if connector can rotate, so, mat can be protected the useful life of net 7 just twist with the fingers that moment of torsion is released for aforesaid time.But, just because of the connector of structure shown in Figure 3 can't have been given play to above-mentioned effect and net 7 causes damage because of moment of torsion phenomenon frequently occurred in the power line construction of reality.

By retrieval, existing in the literature being seen in of rotary connector with spinfunction, for example the patented technology scheme of CN2128788Y, ZL200520071552.8 all discloses and the rotary connector of twisting with the fingers moment of torsion release that returns that pull rope and lead produced can be constructed, but, because above-mentioned patent recommends the structure component number is many, processing, the tight Ke of matching requirements; Maintenance in use, repairing, operation are loaded down with trivial details relatively, therefore very can not throw power construction department inclination.

Summary of the invention

Task of the present invention is will provide a kind of can discharge spin moment effectively and use protection net is not impaired, structure is terse, easy to use connector.

Task of the present invention is finished like this, a kind of connector, and it comprises that one connects rope, the end, two ends of this connection rope all is fixed with rope socket and bearing; The a pair of connection headstock that respectively has a chamber, rotatably be set on the two ends that connect rope, the bottom in seat chamber is provided with and is used for the bearing pedestal that the described bearing of confession is located in, the upper inside wall in seat chamber is provided with and connects internal screw thread, and, connect headstock and on corresponding to the wall body that connects the internal screw thread position, offer first location hole, dispose dog screw on first location hole; A pair of connector, wherein the lower end of each connector constitutes a thread with joint chamber respectively and connects the district, thread connects the district and matches with the described internal screw thread that connects, and connector offers second location hole on the wall body that connects the position, district corresponding to thread, second location hole is corresponding with first location hole, the upper end of a pair of connector has the roller chamber respectively, wherein, the top of left chamber wall on each roller chamber and right chamber wall offers the first roller axis hole and the second roller axis hole that the position corresponds to each other respectively; One pair roller, pass the first roller axis hole and the second roller axis hole by means of roller shaft respectively and hub setting in described roller chamber.

The connection rope of the present invention stranded each other hawser rope that forms of many steel wires of serving as reasons.

Connection headstock of the present invention be shaped as fingerstall shape.

First location hole of the present invention is a screw.

The size in joint of the present invention chamber is big or small suitable with rope socket, bearing.

Second location hole of the present invention is a screw.

Any one hole in the first roller axis hole of the present invention and the second roller axis hole is a screwed hole.

The first roller axis hole of the present invention and the second roller axis hole are screwed hole.

One end of roller shaft of the present invention is formed with screw thread, and the end face of the other end is provided with screwdriver slot, and screwdriver slot is any one in in-line groove and the cross bath.

The outer rim of bearing of the present invention is contacted with the chamber wall in seat chamber.

The present invention ensures the connector rotation by connecting headstock, thereby the rotation by connector will be discharged by the sth. made by twisting moment of torsion that returns that pull rope, lead caused, assurance is connected net between connector and the lead and forward and backward lead and keeps the adaptability of following in sb's footsteps, and therefore can avoid net to be damaged effectively; The required parts of overall structure are few, processing, easy to assembly, and working service is simple.

Description of drawings

Fig. 1 is an assembling assumption diagram of the present invention.

Fig. 2 is application example figure of the present invention.

Fig. 3 lift for the present invention and prior art in the structure chart of connector.

Fig. 4 lift for the present invention and prior art in the application example figure of connector.

Embodiment

In Fig. 1, connect rope 1 and be by many finer wires each other with the hawser rope that form was constituted of multiple strand, it had both had good flexibility just as a wirerope, had reliable intensity again.See by figure, be fixed with rope socket 11 and bearing 12 in regular turn in the end, two ends that connects rope 1, be positioned at rope socket that the present invention recommended 11 and the bearing 12 that connects rope 1 one ends though only at length provided in the drawings, but can not cause puzzlement to understanding, because what showed is paired even structure, be rope socket 11, bearing 12, to connect headstock 2, connector 3 all be identical mutually a pair of, in view of the above, the applicant only selects one below and describes in detail.

As embodiment, though the structure of rope socket 11 shows as the form of outer-hexagonal nut, be not subjected to this limit, effect is that effectively restrain tie knots 1 end of both distiches, guarantees again to connect that headstock 2 is rotatably spacing is connecting on the rope 1.The outer rim of bearing 12 is that the outer ring is to paste mutually with the seat chamber 21 that connects headstock 2 to touch, and for connection headstock 2 turns of fingerstall shape or title capsule shape, and the bottom surface of bearing 12 is can be contacted with the bearing pedestal 22 that is positioned at 21 bottoms, a chamber.The top that connects headstock 2, more particularly be to be processed with on the upper inside wall in a chamber 21 to connect internal screw thread 23, and corresponding to offering at least one on the wall body that connects internal screw thread 23 zones, for the screw-in of corresponding dog screw 241 by first location hole 24 of screw threadization.

If claim that connecting headstock 2 is female joint, so with its mutually the connector 3 of assembly be male joint, the thread that a tool joint chamber 311 is processed in the lower end of this connector 3 connects district 31, joint chamber 311 can hold to go in the part that leans out rope socket 11 and even for rope socket 11, bearing 12 at least for connecting rope 1, thread connect the district 31 positions wall body on offer at least one second location hole 32, when thread being connected district 31 and connecting after internal screw thread 23 spiral shells join, promptly realized connector 3 and be connected being threaded of headstock 2.In order to prevent that connector 3 from causing because of the rotation of anti-thread and is connected headstock 2 and separates, and therefore aims at first location hole, 24 screw-ins with dog screw 241, until revolving and in second location hole 32, making both guarantee reliably to connect.Shape U-shaped in general on the top of joint 3, so that constitute naturally also will chat below the confession and the roller chamber 33 that is installed with of roller 4, on the left and right chamber wall 331,332 that connects head cavity 33 and offer first, second

roller axis hole

3311,3321 with keeping corresponding relation.Selecting the second roller axis hole 3321 in the drawings and be screwed hole, is 3311 to be screwed hole if select the first roller axis hole, must be considered as so being equal to.In addition, if first, second

roller axis hole

3311,3321 all is chosen as not helicoid unthreaded hole, only pass for roller shaft 41, should be considered as equivalence in the same old way, in this case, as long as the end of pair roller axle 41 is drilled with a through hole, so that plug the parts that are similar to split pin and so on.

Roller 4 passes in regular turn by roller shaft 41 and revolves after the center through hole of the first roller axis hole 3311, roller 4 and in the second roller axis hole 3321.In order to withdraw from roller shaft 41 easily, then offering on the end face of roller shaft 41 both can be in-line, also can be that criss-cross changing chases after groove 411.Pinch parts if save to change to chase after groove 411 and extend or expand to establish to be similar to pinch ear or pinch bar or pinch grabbing of ring in the end of roller shaft 41, then can embody free-hand operation and need not chase after by changing, this kind situation also should be considered as equivalence.

The applicant narrates use of the present invention in conjunction with Fig. 2, the left side among the figure is a draw drum 5, the right is a pair of tensioner cylinder 6, lead 8 is emitted from draw drum 5, and the lead 8 that will be encircled behind (pile warp) a pair of tensioner cylinder 6 by the device (not shown) of hauling machine that is positioned at a pair of tensioner cylinder 6 the place aheads and so on draws towards the direction shown in the arrow 9.When the lead on the draw drum 58 is drained, for the tail end 8a that makes previous lead 8 be that the initial end 8b of the lead 8 of being emitted on another draw drum of newly enabling 5 imposes binding from draw drum 5 once more, just a pair of net of habitually practise in the prior art 7 is done the transition connection.Specifically: use of connector 3 bindings of a net 7 on the right, use of connector 3 bindings of a net 7 on the left side with the initial end 8b and the left side of the present invention with tail end 8a and the right of the present invention.The mode of connection of net 7 and connector 3 and prior art do not have not, and elder generation withdraws from roller shaft 41 from first, second

roller axis hole

3311,3321 of connector 3, and get from roller 4, end with net 7 is enclosed within on the roller 4 again, and then roller bearing 41 revolves and is fitted on first, second roller shaft 3311,3321.Traction along with hauling machine, make a pair of net 7 between tail end 8a and initial end 8b and the connector of the present invention a pair of tensioner cylinder 6 of passing through, when the tail end 8a of lead 8 is about to leave tensioner cylinder 6, because the strength of turning round of lead 8 self shows very violently, again because tail end 8a holds under the arm solid by net 7, therefore the existence because of moment of torsion can make net 7 appearance strands revolve, so the torsional interaction that is produced when lead 8 is during in net 7, because the connector 3 of connector of the present invention is rotatable, thereby by the present invention moment of torsion is eliminated.The situation of the initial end 8b of lead 8 when going out tensioner cylinder 6 is as the same.As soon as initial end 8b leaves tensioner cylinder 6, just with the instrument of conductor clamp commonly used and so in the electric power construction operation initial end 8b, tail end 8a are strained, and a pair of net 7 is separated with lead 8, initial end 8b, tail end 8a are extend in the metal crimp adapter, carry out crimping by hydraulic wire crimping connector, thereby with the tail end 8a of last dish lead 8 with after the initial end 8b of the dish lead 8 of emitting continue and finish, normally draw unwrapping wire.So go round and begin again.Obvious, in whole unwrapping wire process, to take on release by connector of the present invention and affact the moment of torsion of return twisting with the fingers on the net 7 by lead 8, protection net 7 can not cause damage because of moment of torsion.

Claims

1, a kind of connector is characterized in that it comprises that one connects rope (1), and the end, two ends of this connection rope (1) all is fixed with rope socket (11) and bearing (12); The a pair of connection headstock (2) that respectively has a chamber (21), rotatably be set on the two ends that connect rope (1), the bottom in seat chamber (21) is provided with and is used for the bearing pedestal (22) that the described bearing of confession (12) is located in, the upper inside wall in seat chamber (21) is provided with and connects internal screw thread (23), and, connect headstock (2) and on corresponding to the wall body that connects internal screw thread (23) position, offer first location hole (24), dispose dog screw (241) on first location hole (24); A pair of connector (3), wherein the lower end of each connector (3) constitutes a thread with joint chamber (311) respectively and connects district (31), thread connects district (31) and matches with the described internal screw thread (23) that connects, and connector (3) offers second location hole (32) on the wall body that connects position, district (31) corresponding to thread, second location hole (32) is corresponding with first location hole (24), the upper end of a pair of connector (3) has roller chamber (33) respectively, wherein, the top of left chamber wall (331) on each roller chamber (33) and right chamber wall (332) offers the first roller axis hole (3311) and the second roller axis hole (3321) that the position corresponds to each other respectively; One pair roller (4), pass the first roller axis hole (3311) and the second roller axis hole (3321) by means of roller shaft (41) respectively and hub setting in described roller chamber (331).

2, connector according to claim 1 is characterized in that described connection rope (1) the stranded each other hawser rope that forms of many steel wires of serving as reasons.

3, connector according to claim 1, what it is characterized in that described connection headstock (2) is shaped as fingerstall shape.

4, connector according to claim 1 is characterized in that described first location hole (24) is a screw.

5, connector according to claim 1, the size that it is characterized in that described joint chamber (311) are big or small suitable with rope socket (11), bearing (12).

6, connector according to claim 1 is characterized in that described second location hole (32) is a screw.

7, connector according to claim 1 is characterized in that any one hole in the described first roller axis hole (3311) and the second roller axis hole (3321) is a screwed hole.

8, connector according to claim 1 is characterized in that the described first roller axis hole (3311) and the second roller axis hole (3321) are screwed hole.

9, connector according to claim 1 it is characterized in that an end of described roller shaft (41) is formed with screw thread, and the end face of the other end is provided with screwdriver slot (411), and screwdriver slot (411) is any one in in-line groove and the cross bath.

10, connector according to claim 1, the outer rim that it is characterized in that described bearing (12) are contacted with the chamber wall of seat chamber (21).