CN105162056A - Cable fixing device - Google Patents

Abstract

The invention discloses a cable fixing device. The cable fixing device comprises a device body. The device body is provided with a rotary bolt and at least one pair of clamp set which clamps a cable in a matched manner. One pair of clamp set comprises two clamp heads, and the two clamp heads are respectively a first clamp head and a second clamp head. The device body is provided with the rotary bolt. The rotary bolt is in matched connection with the second clamp head, forward rotation of the rotary bolt drives the second clamp head to move upwards and approaches the first clamp head, and backward rotation of the rotary bolt drives the second clamp head to move downwards and moves away from the first clamp head. The cable fixing device is simple in structure, easy to machine, high in universality, applicable to cables different in diameter, easy to operate, good in safety, stable in cable clamping, long in service lifetime, low in cost and easy to dismount.

Description

A kind of cable fixture

Technical field

The present invention relates to the installing area of cable, especially a kind of cable fixture.

Background technology

Electrical Safety on society, ensure that power network safety operation is very important, connecting position of wires reason is bad, brings a lot of puzzlement.The cable of work high above the ground or electric wire is needed to connect, cable fixture is installed, whether dismounting is convenient, the direct length affecting the aerial work time, if not convenient, then can increase the work high above the ground time, increase construction risk, dismounting trouble more can cause being unfavorable for the problem of subsequent treatment, maintenance and recycling, and whether safe and reliable wire connects, be related to the personal safety of people especially, especially need to pay attention to.

When street code is cable laying line, for the device of stretching attached cable line.Traditional street code utilizes metal wire that cable is bundled stationary device, not only uses trouble, construction risk, and solidus loosely, and long-time use can loosen, and more can occur getting loose because of aging.Existing publication number is that the Chinese patent of CN203377563U discloses a kind of street code, for rotary type cable fixture, the locking of cable and non-return can be synchronously realized by rotating chuck, comprise thread clamping mechanism, the dynamic chuck that thread clamping mechanism is comprised at least one quiet chuck and is connected by a rotation axis and this quiet chuck one end, dynamic chuck turns Motion and repose chuck around this rotation axis and forms the cable-through hole that power supply cable passes, dynamic chuck is by retaining mechanism limiting locking, retaining mechanism comprises latch segment, coordinating of non-return sawtooth and the non-return sawtooth be provided with in latch segment one end is provided with by the outside of dynamic chuck, realize non-return and locking simultaneously.Although this street code can be fastening by cable, but locking and locking be all dependence latch segment, dynamic chuck is two opposite directions be similar in rectilinear direction relative to the direction easily got loose of latch segment and the direction of locking, and the part of dynamic chuck and latch segment jigsaw fit, mechanical property relative deficiency, when trailing cable or clamped cable, especially street code interval is far away, the positions such as the comparatively thick or corner of cable, dynamic chuck will bear larger tension force, corresponding latch segment is also subject to very large power, both are easily destroyed by matching part, affect the fastness of clamp and lasting validity, the useful life of street code is limited, and directly hand rotation is moved chuck and is put in place, clamp is coordinated with quiet chuck, be not easy clamping cables, the cable fixed may be caused to rock.

Existing publication number is that the Chinese patent of CN103066535U discloses a kind of quick installing cables device, for elevation type cable fixture, cable locking and non-return can be synchronously realized by the dynamic chuck that rises, comprise the device body and slide mechanism fixed on a mounting board, device body is provided with cable clamping interface and sliding tray, slide mechanism moves along sliding tray, and cable is limited in cable clamping interface by slide mechanism; Sliding tray is provided with the first non-return tooth, slide mechanism is provided with the second non-return tooth, first non-return tooth is oppositely engaged with the second non-return tooth, and slide mechanism includes set bolt, the degree of tightness that set bolt regulates the first non-return tooth to be oppositely engaged with the second non-return tooth.This apparatus structure is complicated, relate to part many, and mostly be non-standard component in addition to screws, need customization separately, cost is high, the anti-plate direction of clamping cables direction and non-return tooth on the same line, is subject to very large stress for locking non-return tooth in use procedure, easily affects stability and the fastness of structure.

Aforementioned two existing patents, although the process of clamped cable is comparatively convenient, but when change circuit or other need again cabling, when wishing street code (quick installing cables device) to take off recycling from cable, unlock intricate operation, be not easy to dismounting, extend the aerial work time of workmen.

Summary of the invention

It is simple that task of the present invention is to provide a kind of structure, and be easy to processing, highly versatile, the cable of applicable different wire diameter, easy and simple to handle, fail safe is good, and clamped cable is firm, long service life, and cost is low, is even easy to the cable fixture dismantled.

The present invention is realized by following technical proposals:

A kind of cable fixture, comprise device body, it is characterized in that: described device body is provided with swivel bolt and at least one pair of can cooperatively interact with the paired chuck group of clamped cable, and a pair chuck group comprises two chucks, these two chucks are respectively the first chuck and the second chuck, this second chuck is fixedly connected with swivel bolt, and rotating forward of swivel bolt can drive the second chuck to move up and near the first chuck, the reverse rotation of swivel bolt can drive the second chuck to move down and away from the first chuck.

The further improvement project of the present invention comprises:

On at least one chuck in described two chucks that preferably described at least one pair of, chuck group comprises, the face of clamped cable can be coordinated to be arcwall face structure or at least both sides can with the folding surface structure of conductive cable contacts (in the application with another chuck, can with the folding surface structure of conductive cable contacts referred to as folding surface structure by least both sides), namely have at least on a chuck in the first chuck and the second chuck and the face of clamped cable can be coordinated with another chuck to be arcwall face structure or folding surface structure.This folding surface structure refers to that cross section is " V-arrangement ", " L shape ", " W shape " etc. at least comprise the folding surface structure that two angles are less than the face of 180 °.

Preferred described device body is also provided with the locking device for preventing the anti-pine of described second chuck, this locking device and described second chuck are connected and can directly prevent the second chuck from moving down, or this locking device and described swivel bolt are connected and can limit the reverse rotation of swivel bolt, and then can indirectly prevent the second chuck from moving down.

Wherein, the locking device be connected with described swivel bolt can be ratchet-type locking device.

Wherein, the described locking device be connected with described swivel bolt also can adopt and utilize unidirectional non-return sawtooth to limit the structure of swivel bolt rotation direction as follows:

Described locking device comprises the first transmitting gear of the sawtooth tooth being fixed on the band one-way check that swivel bolt also can keep the speed that rotates in a circumferential direction consistent with swivel bolt, with first non return part that can limit swivel bolt reverse rotation of the sawtooth tooth that can engage with the sawtooth tooth of the first transmitting gear, be arranged at the elastic hold-down mechanism baffle plate on relative side, the side, sawtooth tooth place of the first non return part, to be arranged between elastic hold-down mechanism baffle plate and the first non return part and the elastic hold-down mechanism that the first transmitting gear and the first non return part can be compressed, and for preventing the first non return part the first position-limit mechanism that circumference is rotated with the rotation of swivel bolt.Wherein the first position-limit mechanism can be the structure comprising two blocks, and two outer ends corresponding with swivel bolt circumference rotation direction of the first non return part coordinate with these two blocks respectively; First position-limit mechanism also can be the structure comprising direction recess, the first non return part is fixedly connected with to coordinate with this direction recess and can the guide post of movement on direction recess length direction; Apply to rotate forward power to swivel bolt, corresponding generation rotatory force on transmitting gear, elastic hold-down mechanism generation deformation, transmitting gear can rotate relative to non return part, and the rotation of swivel bolt drives described second chuck to move towards the direction of the first chuck, another relative direction applies rotatory force to swivel bolt, on transmitting gear, corresponding generation rotatory force, stops by non return part, transmitting gear limited in rotation, the limited in rotation of swivel bolt, the second chuck can not move.The cable fixture of the locking device of unidirectional non-return sawtooth restriction swivel bolt rotation direction is utilized with this kind, second chuck can only move up and (move up, the direction pointing to the first chuck is moved) clamped cable, remove locking device, second chuck just can move down and (move down, refer to that the direction carrying the first chuck is moved), releases cable, takes off cable fixture.

Described locking device also can comprise the first unlocking device engaged can removed between described first non return part with described first transmitting gear be fixedly connected with the first non return part.If do not arrange the first unlocking device, carry out locking to the second chuck, the second chuck can be facilitated to move up, but when needing unlock and the second chuck will be moved down, way more easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and be provided with the first unlocking device, then only need operate the first unlocking device, can unlock, the first non return part no longer engages with the first transmitting gear, second chuck can move freely, unlocking operation is easy, during change circuit, is easy to cable fixture to take off from cable.

Wherein, locking device also can adopt the structure utilizing the second position-limit mechanism restriction swivel bolt rotation direction as follows:

Locking device comprises the second transmitting gear being fixed on and swivel bolt also can keep the speed that rotates in a circumferential direction consistent with swivel bolt, by the second non return part with the sawtooth tooth that can engage with the sawtooth tooth of the second transmitting gear that non return part rotating shaft and described device body are fixedly connected with, be arranged at the elastic hold-down mechanism baffle plate outside this second non return part, be arranged at the elastic hold-down mechanism between elastic hold-down mechanism baffle plate and the second non return part, and the second position-limit mechanism of the rotation direction of swivel bolt can be limited by restriction second non return part rotation direction.When swivel bolt rotates in one direction, the second non return part rotates with the rotation of swivel bolt, and when swivel bolt rotates on another relative direction, the second non return part is under the effect of the second position-limit mechanism, and rotation is obstructed.Wherein said second position-limit mechanism both can be the structure independent of the second non return part, also can be a part for the second non return part: the second non return part is sector gear, described second position-limit mechanism is the structure independent of sector gear, and the second position-limit mechanism and described elastic hold-down mechanism are separately positioned on the relative both sides of the second non return part; Or described second non return part is the sawtooth block that end is provided with multiple sawtooth tooth, each sawtooth tooth that order is arranged is gradually far away to the distance of shaft centerline, and multiple sawtooth tooth self forms described second position-limit mechanism.

Described locking device also comprises the second unlocking device engaged can removed between described second non return part with described second transmitting gear be fixedly connected with the second non return part.If do not arrange the second unlocking device, carry out locking to the second chuck, the second chuck can be facilitated to move up, but when needing unlock and the second chuck will be moved down, way more easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and be provided with the second unlocking device, then only need operate the second unlocking device, can unlock, the second non return part no longer engages with the second transmitting gear, second chuck can move freely, unlocking operation is easy, during change circuit, is easy to cable fixture to take off from cable.

The position be connected with non return part rotating shaft of described second non return part is on the one end away from its sawtooth tooth place end, and the position that the side of the second non return part contacts with described elastic hold-down mechanism is between sawtooth tooth and rotating shaft,

Or second the position be connected with non return part rotating shaft of non return part the second non return part is divided into two sections, a length of tape has sawtooth tooth, and the side of another section is connected with elastic hold-down mechanism.

Described elastic hold-down mechanism can adopt stage clip or torsion spring etc. to have elasticity, can be out of shape and provide the structure of thrust.

Described locking device comprises two described second non return parts, and one in these two second non return parts can be selected to be in working position, and another is in the selector be fixedly connected with described device body of inoperative position; When utilizing selector to select second non return part in two the second non return parts to be in working position, can prevent described second chuck from moving down, the rotation of described swivel bolt can drive the second chuck to move up, when utilizing selector to select another relative second non return part to be in working position, can prevent the second chuck from moving up, the rotation of swivel bolt can drive the second chuck to move down.These two second non return parts both can be separate structure, and described selector is arranged between two the second non return parts, also can be structure as a whole, and described selector is arranged at the side of the second non return part.Comprise the cable fixture of this kind of locking device, the second chuck both can unidirectionally move up with clamp, also can unidirectionally move down to unlock.

Described elastic hold-down mechanism baffle plate can be arranged at the close of corresponding second non return part or the side away from another the second non return part.

Described selector is cam mechanism.

Two described second non return parts are arranged in " splayed ", and the wider one end of the spacing of these two the second non return parts coordinates with described second transmitting gear, described selector comprises the cylinder with two inclined-planes in " splayed ", and this cylinder is fixedly arranged between two the second non return parts by a cylinder rotating shaft, and " splayed " that these two inclined-planes are formed is contrary with " splayed " direction that two the second non return parts are formed, namely towards the opposite, and narrower with the spacing of two the second non return parts respectively one end in the one end making the spacing on two inclined-planes wider and the narrower one end of spacing and the wider one end of spacing corresponding.When this kind of structure uses, rotating selector to a direction can make the angle formed between an inclined-plane in two inclined-planes in " splayed " and the second close with it non return part diminish, selector and this second non return part loose fit or from, this second non return part can with the second transmitting gear tight fit, the angle formed between another inclined-plane and another close with it second non return part can be made to become large simultaneously, selector and this another the second non return part apical grafting, drive the second non return part to rotate and make the sawtooth tooth place end of this another the second non return part away from the second transmitting gear, in like manner, selector is rotated at other direction, then another second non return part can with the second transmitting gear tight fit.

Wherein the first chuck described in any one both can be and also can be the structure separate with described device body with the integrated structure of described device body.Described first chuck that preferably described at least one pair of, chuck group comprises is structure integrated with described device body,

And/or described first chuck that chuck group described at least one pair of comprises is the absolute construction be fixedly connected with described device body, and the first chuck and the mode be fixedly connected with between device body are on-rotary type connects or for the rotation direction of the first chuck rotary type vertical with the circumference of the cable that can clamp between this first chuck and the second corresponding with it chuck can be made to be connected.

Preferably the above first chuck comprises clamp cylinder, and this clamp cylinder is fixedly connected with described device body by a chuck rotating shaft, and the axis of clamp cylinder is vertical with the length direction of described swivel bolt; Between first chuck and device body, also one or more connecting portion can be set, multiple connecting portion can ensure the stability of structure, as in chuck rotating shaft and/or arrange (existence) at least one connecting portion between clamp cylinder and device body, fixing at least one orientation is there is in what guarantee clamp cylinder was direct or indirect with device body, when there is two or more connecting portion, clamp cylinder is fixed in two or more orientation on device body can increase clamp cylinder and the reliability be connected between device body, during by large stress, not yielding.Certainly, when the first chuck is other shape, as, half cylinder, between first chuck and device body, also multiple connecting portion can be set, when especially removably connecting between the first chuck and device body, multiple connecting portion be set between the first chuck and device body.

Wherein, described two chucks in chuck group described at least one pair of include the clamp head with the clamp position for clamped cable, and the clamp head number that can clamp this cable that the clamp head number that can clamp same cable that comprises of chuck and another chuck comprise is identical or different, and the clamp head of two chucks correspondence arranges or shifts to install.Preferably shift to install; As the first chuck comprises a clamp head for clamp, the second chuck comprises two spaced clamp heads for clamp, and the clamp position of the clamp head of the first chuck is between the clamp position of two clamp heads of the second chuck.

Described cable fixture only can comprise a pair chuck group, also can comprise two to the above chuck group.Comprise two to during with upper grip group, to be fixedly connected with between described first chuck preferably at least two pairs of chuck groups and can interlock, and/or to be fixedly connected with between described second chuck at least two pairs of chuck groups and can interlock; The mode be fixedly connected with between first chuck (the second chuck) can be formed in one, and also can be the detachable or non-removable modes that is fixedly connected with such as welding, rivet, be spirally connected; The chuck of the corresponding device body of cable fixture of this kind of structure can clamp more than two cables.

Following structure can be set: be provided with one group of clamp position side by side between described two chucks that chuck group described at least one pair of comprises and can clamp a cable, or be provided with parallel clamp position more than two and can parallel clamping more than two cables.The chuck of the corresponding device body of cable fixture of this kind of structure can clamp more than two cables.

Body recess is provided with in described device body, the bottom of body recess is provided with the strip through hole of through-going device body, the side of body recess is provided with the bolt unthreaded hole or screw that pass for described swivel bolt, one end of described second chuck is stiff end, the relative other end is clamp end, this stiff end is provided with the chuck screw coordinated with swivel bolt, the stiff end of the second chuck is fixed with swivel bolt through strip through hole enters in body recess, clamp end is positioned at outside body recess, rotate swivel bolt, second chuck is by the restriction of elongate holes width, can not rotate with swivel bolt circumference, and move up and down along the length direction of strip through hole.

Described locking device comprises and to be fixedly connected with described device body and can to keep the mounting disc of geo-stationary with device body, this mounting disc is provided with the installation through hole passed for described swivel bolt, swivel bolt is connected with mounting disc through this installation through hole, and as the first non return part as described in being provided with, then the first non return part, described first transmitting gear, described first position-limit mechanism, more than one in described elastic hold-down mechanism baffle plate and described elastic hold-down mechanism is arranged in mounting disc, as the second non return part as described in being provided with, then the second non return part, described second transmitting gear, described second position-limit mechanism, more than one in described elastic hold-down mechanism baffle plate and described elastic hold-down mechanism is arranged in mounting disc.

Described locking device is provided with for by its coated guard shield, and described elastic hold-down mechanism baffle plate is the part corresponding with described elastic hold-down mechanism of guard shield, or for being arranged at the absolute construction in guard shield.Coated can be completely coated, also can be that part is coated, completely coated i.e. guard shield is by coated for all structures of locking device, the coated i.e. guard shield of part covers the agent structure of locking device, but it is outer to operate that locking device still has part-structure to expose locking device, as selector, the operating side of unlocking device etc. is preferably stretched out outside guard shield, during certain complete coated lid, also an action pane can be set on guard shield, arranging to cover again on action pane needs operating structure (as selector, unlocking device) opening and closing type lid, this kind of structure operation corresponding construction is also very easily.When part covers, dependency structure can be: described guard shield is provided with selector through hole, described selector comprise for of controlling in two described second non return parts be in working position selector selecting side and for operating this operating side, selector selecting side, and selector selecting side is positioned at guard shield through the selector through hole of guard shield, selector operating side is positioned at outside guard shield.Operation selector operating side can select one in two described second non return parts to be in working position in controlled selector selecting side.

Described device body is provided with locking device fixed head, and described mounting disc is fixed on this locking device fixed head, and locking device fixed head is the structure be made of one piece with device body, or the absolute construction for being fixedly connected with device body; Be the structure be directly made of one piece with device body with the locking device fixed head be made of one piece of device body, or be the structure of a part of bending on device body side.This kind of structure, locking device is subject to the size restriction of body recess (if having setting) on the one hand, be connected with swivel bolt on the other hand, in addition be connected with locking device fixed head again, define the fixing of to 2 or 3 different azimuth locking device and device body, make connection more firm, reliably.

Described cable fixture also comprises base, and base is provided with on a described device body or base and is sequentially set with multiple described device body; At least one structure in device body and base is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber.Base can be the integrated structure with device body, also can be the absolute construction that be connected split type with device body, and as base comprises two blocks of " L shape " flaps, these two blocks " L shape " flaps are fixed with device body by pin, rivet, screw etc.

On at least one chuck in described two chucks that chuck group described at least one pair of comprises, the position corresponding with the clamp position for clamped cable comprises double-layer structure or three-decker:

The outer layer covers of this double-layer structure or three-decker lives internal layer: double-layer structure comprises the supporting layer with high strength of internal layer, and outer field ebonite layer or the flexible glue layer with morphotropism; Three-decker comprises the supporting layer with high strength of internal layer, the ebonite layer in intermediate layer and outer field flexible glue layer; Clamp position is positioned on skin;

Or this double-layer structure or three-decker order are arranged: double-layer structure comprises the supporting layer with high strength away from another chuck side, and near the ebonite layer with morphotropism of another chuck side or flexible glue layer; Three-decker comprises apart from another chuck flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high strength; Clamp position on a chuck is positioned on one deck nearest apart from another chuck.When double-layer structure or three-decker order are arranged, the structure that adjacent layer structure in double-layer structure and three-decker is formed in one, separate structure and the one in the separate structure removably connected of dead connection, as hinged in selected between adjacent layer structure, the mode that removably connects of clamping etc., hinged connected mode can be: on a Rotating fields, arrange clamping groove, another Rotating fields is provided with clamping projection accordingly, both coordinate the clamping that can realize corresponding construction, the one deck near another chuck is only needed to be set to arcwall face structure or folding surface structure can facilitate clamp.During the separate structure that the adjacent layer structure in double-layer structure and three-decker is, be equipped with the same layer structure of different size thickness can to a cable fixture, respective shapes can be selected as required, size, the supporting layer of thickness, ebonite layer and flexible glue layer, different cable can be applicable to, especially arrange and be adjacent Rotating fields closest to that Rotating fields of cable and removably connect, making closest to that Rotating fields of cable (flexible glue layer or ebonite layer) is mobile layer, by the shape of mobile layer, size, the selection of thickness carrys out the structure at modified line position, the cable of different size can be fixed as required, reduce costs, even if used cable fixture also can be pulled down by change circuit, reuse after re-assemblying.

Described swivel bolt comprises two sections that are disposed adjacent, wherein one section for polished rod section and another section is thread segment, polished rod section to the distance of described first chuck compared with the distance of thread segment to the first chuck; Polished rod section is used for, for described second chuck fast moving, driving the second chuck to move when thread segment is for rotating swivel bolt.Or described swivel bolt comprises the thread segment that two sections of external diameters being disposed adjacent vary in size, wherein external diameter little a section is to the distance of the described first chuck one section distance to first chuck larger compared with external diameter; The little thread segment of external diameter is used for for described second chuck fast moving, drives the second chuck to move when the larger thread segment of external diameter is for rotating swivel bolt.

Described device body is provided with postive stop baffle, one end away from described first chuck of described swivel bolt is fixed with it through this postive stop baffle, the position be connected with described swivel bolt of described second chuck is between this postive stop baffle and described locking device, or the position be connected with described swivel bolt of described second chuck is between described locking device and described first chuck.Postive stop baffle can be the absolute construction be fixedly connected with device body, also can be a part of plate body of device body, this part plate body forms postive stop baffle to the inner side bending of described body recess, simultaneously after this part plate body bending, the through hole that the device body that part plate body is corresponding is formed, this through hole is described strip through hole.

The outside of described first chuck is provided with the reinforcement for preventing the first collet deformation, one end of reinforcement is fixedly connected with one end of the relative with one end that described device body is fixed of the first chuck, or be fixedly connected with (if arranging chuck rotating shaft) with one end relative with one end that device body is fixed of chuck rotating shaft, the other end of reinforcement is fixedly connected with described second chuck, device body or base (if arranging base).One end and the described base of preferred described reinforcement are hinged, the other end is fixedly connected with described first chuck or described chuck rotating shaft, and is locked at the outside of the first chuck by a securing member removably connected with described first chuck or chuck rotating shaft (securing member can be the fastening structure such as pin or nut).The benefit of this kind of structure is, reinforcement one end and described first chuck or chuck rotating shaft removably connect, the locking of clamped cable front opening securing member, this end of reinforcement can be made to become free end, rotate this reinforcement, can by cable from laterally disposed to the first chuck and the second chuck, lock girth member again, girth member can be made to fasten the outer end of the first chuck, make the first chuck uniform force, and by stress rapid dispersion suffered by it on whole cable fixture, can not deform when protecting the first chuck to be subject to large stress, can not destroy, fail safe is good.

The position that directly can contact with cable of preferred described cable fixture is insulation system, this kind of structure ensures to be connected with cable insulation, avoid the sheath destroying cable, prevent because conduction connects and cause sparking, and then it is on fire to cause building, greenbelt, ensure that the safety in utilization of cable fixture.

The invention has the beneficial effects as follows: structure is simple, be easy to processing, highly versatile, the cable of applicable different wire diameter, easy and simple to handle, fail safe is good, and clamped cable is firm, long service life, and cost is low, is even easy to dismounting.

Accompanying drawing explanation

Fig. 1 is one of structural representation of cable fixture of the present invention;

Fig. 2 is the explosive view of Fig. 1;

Fig. 3 is the structural representation of selector in Fig. 2;

Fig. 4 is the structural representation after Fig. 1 adds base;

Fig. 5 is the structural representation after Fig. 4 adds girth member;

Fig. 6 is another structural representation of Fig. 1; This cable fixture does not arrange postive stop baffle, is provided with the integrated base with device body;

Fig. 7 is the schematic diagram two of cable fixture of the present invention; This cable fixture has set up base on the basis of Fig. 1, and base is provided with the cable fixture in multiple Fig. 1;

Fig. 8 is the structural representation after Fig. 7 adds reinforcement;

Fig. 9 is another structural representation of Fig. 7; The clamp head of the second chuck of this cable fixture is different from Fig. 7;

Figure 10 is the structural representation after Fig. 9 adds reinforcement;

Figure 11 is the another structural representation of Fig. 1; First chuck of this cable fixture and the different of Fig. 1;

Figure 12 is another structural representation of locking device in Fig. 2; This locking device eliminates the mounting disc in Fig. 2, only arranges second non return part, is provided with elastic hold-down mechanism baffle plate outside the second non return part;

Figure 13 is another structural representation of Figure 12; The sawtooth tooth of the second transmitting gear of this locking device is the sawtooth tooth of unidirectional inverse tooth;

Figure 14 is the another structural representation of Figure 12; Second non return part of this locking device is sector gear;

Figure 15 is another structural representation of Figure 13; This locking device the first transmitting gear, the first non return part replace the second transmitting gear, the second non return part in Figure 13 respectively;

Figure 16 is another structural representation of Figure 15; This locking device direction recess substitutes the block in Figure 15;

Figure 17 is the another structural representation of Fig. 4; The basis of Fig. 4 adds a pair chuck group;

Figure 18 is a structural representation again of Fig. 4; Change the arcwall face structure of the first chuck in Fig. 4 into folding surface structure;

Figure 19 is 1 structural representation again of Fig. 1; Locking device in Fig. 1 and guard shield are not set;

Wherein: 1-device body, 101-body recess, 102-strip through hole, 103-bolt unthreaded hole or bolt screw, 104-locking device fixed head, 1041-locking device fixing hole, 2-first chuck, the rotating shaft of 201-chuck, 202-pad, 203-nut, 3-second chuck, 301-chuck screw, 4-swivel bolt, 5-locking device, 501-first transmitting gear, 502-first non return part, 503-second transmitting gear, 504-second non return part, 505-elastic hold-down mechanism baffle plate, 506-elastic hold-down mechanism, 507-first position-limit mechanism, 5071-block, 5072-direction recess, 508-second position-limit mechanism, the rotating shaft of 509-non return part, 5010-selector, 50101-selector selecting side, 50103-inclined-plane, 50102-selector operating side, 6-clamp head, 7-guard shield, 701-guard shield fixing hole, 702-selector through hole, 8-mounting disc, 9-base, 901-" L shape " flap, 902-pin, rivet or screw, 903-girth member, 10-postive stop baffle, 11-reinforcement, 12-fixture, 13-first unlocking device, 14-second unlocking device.

Embodiment

Below in conjunction with accompanying drawing, a kind of cable fixture of the present invention is further described:

Embodiment 1:

As shown in figures 1-19, cable fixture of the present invention, this cable fixture comprises device body 1, device body 1 is provided with swivel bolt 4 and at least one pair of can cooperatively interact with the paired chuck group of clamped cable, and a pair chuck group comprises two chucks, these two chucks are respectively the first chuck 2 and the second chuck 3, this second chuck 3 is fixedly connected with swivel bolt 4, and rotating forward of swivel bolt 4 can drive the second chuck 3 to move up and close first chuck 2, the reverse rotation of swivel bolt 4 can drive the second chuck 3 to move down and away from the first chuck 2.This cable fixture not only structure is simple, be easy to processing, easy and simple to handle, be easy to dismounting, the cable of applicable different wire diameter, highly versatile, cost is low, rotate swivel bolt 4 and can control spacing between two chucks, cable installs or removes cable fixture, and second chuck 3 be connected with swivel bolt 4, the second chuck 3 is made to have the locking performance of automatic reverse, moving up and down of second chuck 3 drives by swivel bolt 4, when second chuck 3 is subject to the stress in the circumference of swivel bolt, just can move up and down on swivel bolt 4, and the external force that during clamp, the second chuck 3 is subject to not in the circumferential, substantially tendency is not rotated in the process of the second chuck 3 clamp, not easily get loose in the process of therefore clamp, second chuck 3 has the locking performance of automatic reverse, fail safe is good, clamped cable is firm, long service life.Preferably the first chuck 2 and the second chuck 3 can cooperatively interact and the face of clamped cable is that (namely cross section is the arcwall face structure of the band such as " C shape ", " U-shaped " cambered surface to arcwall face structure, as shown in Fig. 1-2,4-11 and 17-18, first chuck and the second chuck are " C shape " arcwall face structure, and the radian of " C shape " arcwall face structure is towards the cable that will clamp, certainly, the cable that the radian of " C shape " arcwall face structure also can will clamp dorsad, make curved bottom and the conductive cable contacts of arcwall face structure, stress is concentrated, larger coupling mechanism force is applied by cable, be convenient to locking cable, as the first chuck shown in by Fig. 1-2,4-11 with 17-18 and the second chuck " C shape " arcwall face structure towards by relative change into opposing), this kind of way of contact of structure in the process of clamped cable between cable with corresponding chuck is that point cantact or single line contact, contact area is little, during cable moving, resistance is little, is convenient to attached cable, or preferably the first chuck 2 and the second chuck 3 can cooperatively interact and the face of clamped cable is that (namely cross section is " V-arrangement " to folding surface structure, " L shape " etc. at least comprise the folding surface structure that two angles are less than the face of 180 °, as shown in figure 18, first chuck 2 is " V-arrangement " folding surface structure), this kind of structure is when clamped cable, when using chuck and the conductive cable contacts of folding surface structure, point cantact can be avoided to contact with single line, can on 2 or two straight lines with conductive cable contacts, cable between two chucks is fixed by chuck in four orientation and more firm, to be more convenient for dispersive stress, or preferably the first chuck 2 and the second chuck 3 can to cooperatively interact and the face of clamped cable is respectively arcwall face structure and folding surface structure, the benefit of this kind of structure is, change the stressed of cable, it is made to be subject to the fastening force of chuck in three directions, stress point on cross section is triangle, load-carrying construction the most firm, stressed more even, effectively improve cable fixing steadiness, persistence, reliability.

A device body of wherein cable fixture both only can arrange a pair chuck group, this a pair chuck group comprises first chuck 2 and second chuck 3, and be provided with one group of clamp position side by side between these two chucks that chuck group is comprised and a cable can be clamped, or be provided with parallel clamp position more than two and can parallel clamping more than two cables, a cable and more than two cables can be fixed during use as required, increase the applicability of cable fixture, cable fixture device body also can be arranged two to upper grip group (Figure 17 shows the structure that a device body is provided with two pairs of chuck groups), two pairs with between the first chuck 2 in upper grip group, can be fixedly connected with and interlock between the second chuck 3, also can not interlock, to be fixedly connected with between the first chuck 2 preferably at least two pairs of chuck groups and can interlock, and/or to be fixedly connected with between the second chuck 3 at least two pairs of chuck groups and can interlock, as shown in figure 17, two pairs of chuck groups are comprised for cable fixture, now cable fixture comprises two the first chucks, with two the second chucks, be fixedly connected with and interlock between two the first chucks, it can be that two the first chucks are one-body molded that this kind is fixedly connected with, or two independently the first chuck be mutually permanently connected, be fixedly connected with and interlock between two the second chucks, it can be that two the second chucks are one-body molded that this kind is fixedly connected with, or two independently the second chuck be mutually permanently connected, if this kind of structure a pair chuck group only arranges one group of clamp position, also two cables can be fixed, a cable and two cables can be fixed as required during use, increase the applicability of cable fixture.

Preferred embodiment body 1 is also provided with the locking device 5 for preventing the anti-pine of the second chuck 3, wherein locking device 5 only can comprise forward locking device (as Figure 12-16) or reverse locking device, also not only forward locking device can be comprised but also comprise reverse locking device (as Fig. 1-11), move the structure of (preventing the second chuck 3 from moving down) against the direction of the first chuck 2 when namely forward locking device is for preventing the second chuck 3 clamped cable, namely reverse locking device is for preventing unlocking cable fixture and to move towards the direction of the first chuck 2 the second chuck 3 during cable fixing the structure of (preventing the second chuck 3 from moving up), preferably this locking device 5 at least comprises forward locking device, to ensure that cable fixture can be stablized, lasting attached cable.This locking device 5 can be connected with the second chuck 3 and can directly prevent the second chuck 3 downwards (or upwards) mobile, this locking device 5 also can be connected with swivel bolt 4 and can limit the reverse rotation (or rotating forward) of swivel bolt 4, so can indirectly prevent the second chuck 3 downwards (or upwards) mobile.

When locking device 5 is the structure be connected with swivel bolt 4, cable fixture uses: be placed on by cable between the first chuck 2 and the second chuck 3, rotate forward swivel bolt 4, second chuck 3 can move upward, clamping cables is coordinated with the first chuck 2, reverse rotation swivel bolt 4, second chuck 3 can move downward, away from the first chuck 2, cable fixture can be taken off from cable, when being provided with the locking device in certain direction, what then need first to remove to the second chuck 3 is locking, swivel bolt 4 could be rotated and drive the second chuck 3 motion in the corresponding direction, to be provided with forward locking device, locking to the second chuck 3 of forward locking device need be removed, could the second chuck 3 be driven to move against the direction of the first chuck 2 by despining swivel bolt 4.

Wherein, the first chuck 2 both can be structure integrated with device body 1, and the first chuck 2 makes cable fixture more firm with the integrated fixed form of device body 1, processes more easy, first chuck 2 also can be the absolute construction be fixedly connected with device body 1: this kind of situation can select the fixed form between the first chuck 2 and device body 1 to be that on-rotary type is connected (as shown in figure 11), namely after both fix, first chuck 2 can not rotate relative to device body 1, as passed through screw, first chuck 2 and device body 1 are fixed by rivets etc., also the first chuck 2 and the fixed form between device body 1 can be selected to be connected for rotary type and the rotation direction of the first chuck 2 rotary type vertical with the circumference of the cable that can clamp between this first chuck 2 and second chuck 3 can be made to be connected (as shown in Fig. 1-2 and 4-10), namely after both fix, first chuck 2 can rotate relative to device body 1, as the first chuck 2 being fixed on device body 1 by a chuck rotating shaft 201 vertical with cable passing direction, as shown in Figure 2, this chuck rotating shaft 201 one end passes through the first chuck 2 and it is fixedly connected with device body with device body 1, for ensureing that the first the smooth and easy of chuck 2 rotation can arrange pad 202 between the first chuck 2 and device body 1, chuck rotating shaft 201 can be the screw of head with thread, chuck rotating shaft 201 is successively through the first chuck 2, pad 202, after device body 1, the nut 203 coordinated with it is set at its head again, and the first chuck 2 is fixed on device body 1, and can rotate freely on device body 1, this kind of rotary type connects, first chuck 2 can rotate, more laborsaving during tensioning cable, be easier to cable tensioning between two chucks, the versatility of cable fixture of the present invention can be increased, the fixing of Naked line can not only be used for, fixing with jacketed cable line can also be used for, to ensure cable to be arranged between the first chuck 2 and the second chuck 3 and trailing cable makes in the process of its tensioning, first chuck 2 can rotate under the effect of cable pulling power and frictional force, thus avoid the hard draw of cable between two chucks, prevent from pulling cable, prevent the insulating sleeve outside cable damaged.

When fixed form between first chuck 2 and device body 1 is rotary type connection, preferably the first chuck 2 comprises clamp cylinder, first chuck 2 is fixedly connected with by a chuck rotating shaft with between device body 1, and the axis of clamp cylinder is vertical with the length direction of described swivel bolt 4, and clamp cylinder can with chuck rotating shaft for axle rotates, as shown in Figure 2, its structure is simple, can effectively reduce in use procedure, the resistance of trailing cable, be easier to construction, easy to use.

Preferably the first chuck 2 is clamp cylinder, be convenient to trailing cable operation and protection cable, second chuck 3 is for comprising with " C shape ", " L shape ", the chuck of the clamp head in " V-arrangement " or " U-shaped " face, cable-through hole can be formed between this kind second chuck 3 and the first chuck 2, and the second chuck 3 and the first chuck 2 near after, with " C shape ", " L shape ", distance between the clamp head inside bottom in " V-arrangement " or " U-shaped " face to the first chuck 2 is close to the wire diameter of cable, and be with " C shape ", " L shape ", the clamp head inside top in " V-arrangement " or " U-shaped " face is less than cable diameter to the distance between the first chuck 2, namely two chucks can be filled the span of a man's arms cable, and enable this cable fixture more firmly attached cable, especially on the corner can effective attached cable, as Figure 1-10 shows.

Preferred swivel bolt 4 comprises two sections that are disposed adjacent, wherein one section for polished rod section and another section is thread segment, polished rod section to the distance of the first chuck 2 compared with the distance of thread segment to the first chuck 2, as shown in Fig. 1-2 Fig. 5-6 and Figure 11; Or preferably swivel bolt 4 comprises the thread segment that two sections of external diameters being disposed adjacent vary in size, one section of distance to the first chuck 2 that one section of distance to the first chuck 2 that wherein external diameter is little is larger compared with external diameter.Polished rod section (thread segment that external diameter is little) is for supplying the second chuck 3 fast moving, the second chuck 3 is driven to move when the larger thread segment of external diameter is for rotating swivel bolt 4, when being convenient to clamp, can at polished rod section (thread segment that external diameter is little) fast moving second chuck 3, make it near the first chuck 2, operation can be made more easy, be convenient to shorten the activity duration.

Wherein, cable fixture also can comprise base 9, and base 9 is provided with on a device body 1 or base 9 and is sequentially set with multiple device body 1; At least one structure in both optional apparatus body 1 and base 9 is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber, the metal core layer (as steel core) being enclosed with the metal structure one side inside of plastics and/or rubber can provide enough intensity, plastics and/or the rubber layer of another aspect outer wrap effectively can also prevent corrosion of metal, increase the safe operating life of cable fixture, can also prevent the basal body structure fixing with base (or device body) from polluting simultaneously, affect the attractive in appearance of basal body structure.Base 9 both can be and the integrated structure of device body 1 (as shown in Figure 6), also can for the absolute construction (as shown in Fig. 4-5 and Fig. 7-10) be fixedly connected with device body 1, when base 9 and device body 1 are separate structure, both fixed forms can be spirally connected, rivet, the detachable or non-removable connected mode such as welding.Base can be an integral seat, also can be two Split seats, and as base 9 comprises two blocks of " L shape " flaps 901, these two blocks " L shape " flaps 901 are fixed by the connectors such as pin, rivet or screw 902 and device body 1.Connect for making two Split seats and can more firm, device body stress be easier to evenly spread on base, (as the connector pin of aforementioned two blocks " L shape " flaps 901, rivet or screw 902) girth member 903 can be set between two connectors between two Split seats or between two Split seats, as shown in Figure 5, the girth member in Fig. 5 is arranged between two connectors.

Preferably the outside of the first chuck 2 is provided with for preventing the reinforcement 11(of the first chuck 2 distortion as Fig. 8 and Figure 10), one end of reinforcement 11 is connected with the outside of the first chuck 2, the other end and device body 1, second chuck 3, if base 9(has arrange base 9) be connected with more than in girth member 903, the outside of the first chuck 2 be connected with reinforcement 11 both can be the outside of the first chuck 2 self, namely one end that one end fixing with device body 1 of the first chuck 2 is relative, the structure that also can be connected with the outside of the first chuck 2 self, one end that the one end fixing with device body 1 of chuck rotating shaft 201 during as being provided with chuck rotating shaft is relative, shown in Fig. 8 with Figure 10 is that one end of reinforcement 11 is connected with one end of the relative with one end that device body 1 is fixed of chuck rotating shaft 201, the other end of reinforcement 11 is by being fixed on the pin of connection two " L shape " flap, rivet or screw 902 are connected indirectly with base, the tension force that can will the first chuck 2 be subject to, rapid dispersion is on base 9.One end and the described base 9 of preferred reinforcement 11 are hinged, the other end is fixedly connected with described first chuck 2 or described chuck rotating shaft 201, and is locked at the outside of the first chuck 2 by a securing member removably connected with described first chuck 2 or chuck rotating shaft 201 (securing member can be the fastening structure such as pin or nut).The benefit of this kind of structure is, reinforcement one end and described first chuck or chuck rotating shaft removably connect, the locking of clamped cable front opening securing member, this end of reinforcement can be made to become free end, rotate this reinforcement, can by cable from laterally disposed to the first chuck and the second chuck, lock girth member again, girth member can be made to fasten the outer end of the first chuck, make the first chuck uniform force, and by stress rapid dispersion suffered by it on whole cable fixture, can not deform when protecting the first chuck to be subject to large stress, can not destroy, fail safe is good.

Preferably, two chucks at least one pair of chuck group include and all can comprise more than one clamp head with the arbitrary chuck in clamp head 6, two chucks at the clamp position for clamped cable; Clamp head 6 number that can clamp same cable that chuck comprises is identical or different from clamp head 6 number that can clamp this cable that another chuck comprises, and (Fig. 1-8 shows the different situation of clamp head number that two chucks comprise, Fig. 9-11 shows the identical situation of clamp head number that two chucks comprise), and the clamp head 6 of two chucks correspondence arranges or shifts to install.Many one of clamp head 6 number that can clamp this cable that clamp head 6 number that can clamp same cable that a chuck preferably in two chucks comprises and another chuck comprise, more preferably the clamp head 6 of two chucks shifts to install (as Fig. 2, Fig. 4, shown in Fig. 7 and Fig. 8), when the clamp head 6 that this kind shifts to install can make two grips cables, to the clamping force dislocation that cable applies, and the cable of energy bending clamping, after clamping cables, can effectively prevent cable from loosening, Fig. 2, Fig. 4, Fig. 6, in Fig. 8 and Fig. 9, the first chuck 2 comprises a clamp head, second chuck 3 comprises two spaced clamp heads 6 for clamp, and the clamp head 6 of the first chuck 2 can and conductive cable contacts position the second chuck 3 two clamp heads 6 can and the position of conductive cable contacts between.

Body recess 101 is provided with in preferred embodiment body 1, the bottom of body recess 101 is provided with the strip through hole 102 of through-going device body 1, the side of body recess 101 is provided with the bolt unthreaded hole or screw 103 that pass for swivel bolt 4, one end of second chuck 3 is stiff end, the relative other end is clamp end, this stiff end is provided with the chuck screw 301 coordinated with swivel bolt 4, the stiff end of the second chuck 3 enters in body recess 101 through strip through hole 102 to be fixed with swivel bolt 4, clamp end is positioned at outside body recess 101, rotate swivel bolt 4, second chuck 3 is by the restriction of elongate holes width, can not rotate with swivel bolt 4 circumference, and move up and down along the length direction of strip through hole 102, as shown in Fig. 1-2 and Fig. 4-11.The cable fixture structure comprising this body recess 101 is simple, compact, rationally distributed, utilize device body 1 own structural characteristics can carry out spacing to swivel bolt 4, second chuck 3, only need swivel bolt 4 can control the second chuck 3 to move up and down, without the need to additionally arranging the structure that can promote the second chuck 3 movement, simple operation.

Wherein, the position be connected with swivel bolt 4 of the second chuck 3 can be arranged in the nearer side (accompanying drawing does not illustrate this kind of situation) of distance first chuck 2 of locking device 5, the side (as shown in Fig. 1-2 and Fig. 4-11) that distance first chuck 2 of the locking device 5 that also can be positioned at is far away.

Preferred embodiment body 1 is provided with postive stop baffle 10, one end away from the first chuck 2 of swivel bolt 4 is fixed with it through this postive stop baffle 10, the position be connected with swivel bolt 4 of the second chuck 3 is between this postive stop baffle 10 and locking device 5, or the position be connected with swivel bolt 4 of the second chuck 3 is between locking device 5 and the first chuck 2; Postive stop baffle 10 1 aspect plays the effect of fixing swivel bolt 4, on the other hand at the position be connected with swivel bolt 4 of the second chuck 3 between this postive stop baffle 10 and locking device 5 time, can also limit the position of the second chuck 3, make it in use can not depart from from swivel bolt 4.This postive stop baffle structure and aforementioned body recess structure are set simultaneously, the bolt unthreaded hole of the upper end of swivel bolt 4 and device body 1 or screw 103 can be made to be connected, lower end is connected with postive stop baffle 10, two diverse locations of swivel bolt 4 are all fixed with device body 1, increase the stability of structure, ensure the stable rotation of swivel bolt 4 and do not swing.Preferred postive stop baffle 10 is a part of plate body of device body 1, this part plate body forms postive stop baffle 10 to the inner side bending of body recess 101, simultaneously after this part plate body bending, the through hole that the device body 1 that part plate body is corresponding is formed, this through hole is strip through hole 102.

During cable for fixed band cable cover(ing), or other has insulation needs, or there is protection cable to need, or increase versatility needs, on at least one chuck in two chucks that at least one pair of chuck group can be selected to comprise, the position corresponding with the clamp position for clamped cable comprises double-layer structure or three-decker, only the position corresponding with clamp line position of chuck can be set to double-layer structure or three-decker, also whole chuck can be set to double-layer structure or three-decker, and make the position corresponding with clamp line position of chuck be set to double-layer structure or three-decker:

The outer layer covers of this double-layer structure or three-decker lives internal layer: double-layer structure comprises the supporting layer with high strength of internal layer, and outer field ebonite layer or the flexible glue layer with morphotropism, three-decker comprises the supporting layer with high strength of internal layer, the ebonite layer in intermediate layer and outer field flexible glue layer, this kind of structure not only supporting layer can provide enough intensity for chuck, can firmly clamp tensioning cable, ebonite layer or flexible glue layer supporting layer is coated, on the one hand can when supporting layer adopts metal material, ensure the insulating properties of chuck, can corrosion of metal be prevented again and affect useful life on the other hand, or the stained structure be connected with cable fixture is (as this cable fixture is used for substituting Traditional Street code, during tensioning cable, stained body of wall can be prevented), ebonite layer also has certain intensity and elasticity, morphotropism is little, well can coordinate with supporting layer, it has certain morphotropism simultaneously, the adaptability of cable fixture can be increased again further, the cable of various wire diameter can be adapted to, at metal collet attached cable, in the process of trailing cable, prevent cable insulation jacket from pulling, flexible glue has better elasticity, morphotropism is larger, multiple wire diameter cable can be applicable to, increase adaptability,

Or this double-layer structure or three-decker order are arranged: double-layer structure comprises the supporting layer with high strength away from another chuck side, and near the ebonite layer with morphotropism of another chuck side or flexible glue layer; Three-decker comprises apart from another chuck flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high strength, when double-layer structure or three-decker order are arranged, can clamping, bonding between adjacent structure, only need the one deck near another chuck to be set to arcwall face structure and can facilitate clamp, Fig. 9 shows the second chuck and is double-layer structure and the situation of this double-layer structure order setting, and the connected mode of the double-layer structure in Fig. 9 is clamping.This kind of structure not only supporting layer can provide enough intensity for chuck, can firmly clamp tensioning cable, ebonite layer or flexible glue layer supporting layer is coated, can the insulating properties of chuck, avoid conduction, fail safe is good, ebonite layer also has certain intensity and elasticity, morphotropism is little, well can coordinate with supporting layer, it has certain morphotropism simultaneously, the adaptability of cable fixture can be increased again further, the cable of various wire diameter can be adapted to, at metal collet attached cable, in the process of trailing cable, prevent cable insulation jacket from pulling, flexible glue has better elasticity, morphotropism is larger, multiple wire diameter cable can be applicable to, increase adaptability.

Supporting layer can adopt steel core, highstrenghtpiston, high strength fibre etc. can provide the material of sufficient intensity for chuck, and ebonite layer can adopt the plastics with some strength, and flexible glue can adopt the plastics or rubber with favorable elasticity.

Preferred locking device 5 is the device that can be prevented the anti-pine of the second chuck 3 by the rotation limiting swivel bolt 4, namely locking device 5 is for can limit swivel bolt 4 reverse rotation and/or to rotate forward, prevent accordingly the second chuck 3 against and/or move towards the first chuck 2.

Wherein locking device 5 can comprise to be fixedly connected with device body 1 and the mounting disc 8(of geo-stationary can be kept as shown in Figure 2 with device body 1), this mounting disc 8 is provided with the installation through hole passed for swivel bolt 4, swivel bolt 4 is connected with mounting disc 8 through this installation through hole, this kind of structure fixing on the one hand for ease of locking device, mounting disc 8 is fixed with swivel bolt 4 on the other hand, fixing swivel bolt 4 further, ensure its stability rotated, effectively prevent from swinging, on the other hand swivel bolt 4 also can fixed installation dish 8 further, make its structure more stable.Mounting disc 8 is arranged on body recess inside, preferred mounting disc 8 oval plate, outside is with the disk of projection or polygon dish, or be cylinder dish with male and fomale(M&F), if this mounting disc 8(arranges guard shield 7, the shape of guard shield 7 preferably adapts to mounting disc 8) adapt with the shape of body recess 101 corresponding part, the cooperation of mounting disc 8 and device body 1, can prevent the rotation of mounting disc 8 on device body 1, the mounting disc 8 in Fig. 2 is non-disk.

Wherein, device body 1 is provided with the locking device fixed head 104 for fixing locking device.If the guard shield 7(of preferred locking device has setting) if or mounting disc 8(have setting) be fixed on this locking device fixed head 104, locking device fixed head 104 is the structure be made of one piece with device body 1, or the absolute construction for being fixedly connected with device body 1; Be the structure be directly made of one piece with device body 1 with the locking device fixed head 104 be made of one piece of device body 1, or be the structure of a part of bending on device body 1 side, locking device fixing hole 1041 can be set on locking device fixed head 104, facilitate the use connector through hole corresponding on this locking device fixing hole 1041 and locking device, and locking device is fixed on locking device fixed head 104.This kind of structure, locking device is subject to the size restriction of body recess (if having setting) on the one hand, be connected with swivel bolt on the other hand, in addition be connected with locking device fixed head again, define the fixing of to 2 or 3 different azimuth locking device and device body, make connection more firm, reliably.

Preferred locking device 5 is provided with for by its coated guard shield 7, coated finger completely coated (structure of coated all locking devices 5) or part coated (part-structure of coated locking device 5); Preferred guard shield 7 and device body 1 fix preferred mounting disc 8 for non-circular structure, inner shape and the mounting disc 8 of guard shield 7 adapt, this kind of structural shielding shell 7 had both played the effect of protection internal structure, had position-limiting action again to internal structure, the rotation of restriction mounting disc 8.As shown in Figure 2, guard shield fixing hole 701 can being set on guard shield 7, so that fixed protection shell 7, as utilized a fixture 12 to pass through guard shield fixing hole 701, mounting disc and locking device fixing hole 1041, three kinds can being fixed.

Embodiment 2

The present embodiment, on the basis of embodiment 1, has carried out following improvement to its locking device, the structure of the locking device of improvement as shown in Figure 15 and Figure 16:

Locking device 5 comprises the first transmitting gear 501 of the sawtooth tooth being fixed on the band one-way check that swivel bolt 4 also can keep the speed that rotates in a circumferential direction consistent with swivel bolt 4, with the first non return part 502 of the sawtooth tooth that can engage with the sawtooth tooth of the first transmitting gear 501, be arranged at the elastic hold-down mechanism baffle plate 505 on relative side, the side, sawtooth tooth place of the first non return part 502, to be arranged between elastic hold-down mechanism baffle plate 505 and the first non return part 502 and the elastic hold-down mechanism 506 that the first transmitting gear 501 and the first non return part 502 can be compressed, and for preventing the first non return part 502 the first position-limit mechanism 507 that circumference is rotated with the rotation of swivel bolt 4.During use, the pressure effect of elastic hold-down mechanism can compress the first non return part and the first transmitting gear, both sawtooth tooth sections are made to tend to engagement, first non return part and the first transmitting gear coordinate, due to the setting of the first position-limit mechanism, limit the motion in the circumferential of the first non return part, sawtooth tooth due to the first transmitting gear is the structure of one-way check, therefore the motion of the first transmitting gear has also been limited on a direction, the check direction of the sawtooth tooth of one-way check ensure that swivel bolt reverse rotation is limited, can only rotate forward, i.e. this kind of situation, second chuck can only be moved towards the first chuck direction rotating forward swivel bolt during use, and then clamping cables, structure is simple, be easy to processing, highly versatile, the cable of applicable different wire diameter, clamp simple operation, then need compression as needed the cable fixture of belt removal this kind of structure locking device or take off elastic hold-down mechanism, reverse rotation swivel bolt again.

Wherein, elastic hold-down mechanism can adopt stage clip or torsion spring etc. to have elasticity, can be out of shape and provide the structure of thrust.

Wherein, the first position-limit mechanism 507 can be the structure (as shown in figure 15) comprising two blocks 5071, and two outer ends corresponding with the circumferential rotation direction of swivel bolt 4 of the first non return part 502 coordinate with these two blocks 5071 respectively; First position-limit mechanism 507 also can be the structure (as shown in figure 16) comprising direction recess 5072, the first non return part 502 is fixedly connected with to coordinate with this direction recess 5072 and can the guide post of movement on direction recess 5072 length direction.Apply to rotate forward power to swivel bolt 4, corresponding generation rotatory force on first transmitting gear 501, there is deformation in elastic hold-down mechanism 506, first transmitting gear 501 can rotate relative to the first non return part, the rotation of swivel bolt 4 drives the second chuck 3 to move towards the direction of the first chuck 2, another relative direction applies rotatory force to swivel bolt 4, corresponding generation rotatory force on first transmitting gear, stop by non return part, transmitting gear limited in rotation, the limited in rotation of swivel bolt 4, second chuck 3 can not move, can be limited the motion of the first non return part in the circumference of the first transmitting gear by simple position-limit mechanism 507, can lead to the motion of the first non return part in the radial direction of the first transmitting gear.

Wherein, one or more in the first transmitting gear 501, first non return part 502, elastic hold-down mechanism baffle plate 505, elastic hold-down mechanism 506, first position-limit mechanism 507 are arranged in mounting disc 8, are convenient to make corresponding construction more stable, firm.

Wherein, elastic hold-down mechanism baffle plate 505 is the part corresponding with elastic hold-down mechanism 506 of guard shield 7, or for being arranged at the absolute construction in guard shield 7, preferably the former.Structure is simple, and guard shield 7 also plays the effect of elastic hold-down mechanism baffle plate further, without the need to additionally arranging elastic hold-down mechanism baffle plate, assembling, easy to use, reduces production cost.

Preferred locking device 5 also comprises the first unlocking device 13 engaged can removed between the first non return part 502 with the first transmitting gear 501 be fixedly connected with the first non return part 502.If do not arrange the first unlocking device, carry out locking to the second chuck, the second chuck can be facilitated to move up, but when needing unlock and the second chuck will be moved down, way more easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and be provided with the first unlocking device, then only need operate the first unlocking device, can unlock, the first non return part no longer engages with the first transmitting gear, second chuck can move freely, unlocking operation is easy, during change circuit, is easy to cable fixture to take off from cable.If when arranging the first unlocking device 13 and guard shield 7, the operating side that can arrange the first unlocking device 13 is exposed through guard shield 7, and convenient operation first unlocking device 13 unlocks.

Embodiment 3

The present embodiment, on the basis of embodiment 1, has carried out following improvement to its locking device:

As represented in figures 1 through 14, locking device 5 comprises the second transmitting gear 503 being fixed on and swivel bolt 4 also can keep the speed that rotates in a circumferential direction consistent with swivel bolt 4, by the second non return part 504 with the sawtooth tooth that can engage with the sawtooth tooth of the second transmitting gear 503 that non return part rotating shaft 509 and device body 1 are fixedly connected with, be arranged at the elastic hold-down mechanism baffle plate 505 outside this second non return part 504, be arranged at the elastic hold-down mechanism 506 between elastic hold-down mechanism baffle plate 505 and the second non return part 504, and the second position-limit mechanism 508 of the rotation direction of swivel bolt 4 can be limited by restriction second non return part 504 rotation direction.When swivel bolt 4 rotates in one direction, the second non return part 504 rotates with the rotation of swivel bolt 4, and when swivel bolt 4 rotates on another relative direction, the second non return part 504 is under the effect of the second position-limit mechanism 508, and rotation is obstructed; Structure is simple, is easy to processing, easy and simple to handle, the rotation limiting swivel bolt 4 only occurs in a direction, only need rotate swivel bolt 4 in respective direction can make the second chuck 3 move up, and then coordinates clamping cables with the first chuck 2, and fail safe is good, clamped cable is firm, long service life, cost is low, if need dismounting, move even if the second chuck 3 deviates from the first chuck 2, only first need remove elastic hold-down mechanism 506 to the locking between the second non return part 504 and the second transmitting gear 503.

Wherein, the position be connected with non return part rotating shaft 509 of the second non return part 504 is on the one end away from its sawtooth tooth place end (as shown in Fig. 2, Figure 12 and Figure 14), and the position that the side of the second non return part 504 contacts with elastic hold-down mechanism 506 is between sawtooth tooth and rotating shaft, this kind of structure, the sawtooth tooth place end of the second non return part 504 has larger rotation space, when same rotation space, structure can be made more compact; Or the second non return part 504 is divided into two sections (as shown in figure 13) by the position be connected with non return part rotating shaft 509 of the second non return part 504, one length of tape has sawtooth tooth, the side of another section is connected with elastic hold-down mechanism 506, this kind of structure non return part rotating shaft 509 is except playing the effect of rotating shaft, also play the effect of lever, elastic hold-down mechanism 506 can be facilitated second non return part 504 and the second transmitting gear 503 to be compressed, when being convenient to dismounting, remove elastic hold-down mechanism 506 to the locking between the second non return part 504 and the second transmitting gear 503 simultaneously.

Wherein, the second non return part 504 can be sector gear, and the second position-limit mechanism 508 is the structure independent of sector gear, on the relative both sides that the second position-limit mechanism 508 and elastic hold-down mechanism 506 are separately positioned on the second non return part 504 (as shown in figure 14), preferably the second non return part 504 is the sawtooth block that end is provided with multiple sawtooth tooth, each sawtooth tooth that order is arranged is gradually far away to the distance of shaft centerline, multiple sawtooth tooth self forms the second position-limit mechanism 508(as Fig. 2, 12, shown in 13), the structure comprising this second non return part 504 is more simple, without the need to additionally arranging the second position-limit mechanism, multiple sawtooth teeth self on second non return part 504 end form second position-limit mechanism 508 with position-limiting action, this kind of structure simultaneously, can engage with the second transmitting gear 503 by multiple sawtooth tooth, multiple sawtooth tooth is stressed, can while the fastness increasing structure, second non return part 504 can better be coordinated with the second position-limit mechanism 508, to prevent the anti-pine of the second chuck 3.

Locking device 5 also comprises the second unlocking device 14 engaged can removed between the second non return part 504 with the second transmitting gear 503 be fixedly connected with the second non return part 504.Described locking device also comprises the second unlocking device engaged can removed between described second non return part with described second transmitting gear be fixedly connected with the second non return part.If do not arrange the second unlocking device, carry out locking to the second chuck, the second chuck can be facilitated to move up, but when needing unlock and the second chuck will be moved down, way more easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and be provided with the second unlocking device, then only need operate the second unlocking device, can unlock, the second non return part no longer engages with the second transmitting gear, second chuck can move freely, unlocking operation is easy, during change circuit, is easy to cable fixture to take off from cable.If when arranging the second unlocking device 14 and guard shield 7 simultaneously, the operating side that can arrange the second unlocking device 14 is exposed through guard shield 7, and convenient operation second unlocking device 14 unlocks.

Preferred locking device 5 comprises two the second non return part 504(as shown in figs. 1-11), and one in these two the second non return parts 504 can be selected to be in working position (working position refers to that this second non return part 504 is in the state engaged with the second transmitting gear 503), another be in inoperative position (inoperative position refer to this second non return part 504 be in be in the second transmitting gear 503 from state) the selector 5010 be fixedly connected with device body 1; When utilizing selector 5010 to select second non return part 504 in two the second non return parts 504 to be in working position, the rotation of swivel bolt 4 can drive the second chuck 3 to move towards the first chuck 2, when utilizing selector 5010 to select another relative second non return part 504 to be in working position, the rotation of swivel bolt 4 can drive the second chuck 3 to move against the direction of the first chuck 2.Not only structure is simple, arbitrary one in two the second non return parts 504 can also be selected as required to be in working position, another is in inoperative position, once can rotate swivel bolt 4 in one direction, easy and simple to handle, when namely needing clamp, only one in the second non return part 504 need be regulated to be in working position, now the reverse rotation of swivel bolt is limited, swivel bolt 4 can only be rotated forward and make that the second chuck 3 is unidirectional to move up, finally coordinate clamping cables with the first chuck 2, when needing to unlock, another regulating in the second non return part 504 is in working position, now swivel bolt rotate forward limited, can only the second folder ice dragon 3 unidirectionally be moved down reverse rotation swivel bolt 4, finally can take off cable fixture from cable, be easy to dismounting, selector 5010 can be cam mechanism.The present embodiment selector 5010 plays the effect of the second unlocking device 14, without the need to additionally arranging the second unlocking device 14.

Wherein, elastic hold-down mechanism baffle plate 505 can be arranged at the close of corresponding second non return part 504 or the side away from another the second non return part 504.

When locking device 5 comprises two the second non return parts 504, two the second non return parts 504 can be separate structure, and selector 5010 is arranged between two the second non return parts 504,

Two the second non return parts 504 also can be structure as a whole, and selector 5010 is arranged at the side of the second non return part 504.

Two the second non return parts 504 can be separate structure, and the structure that selector 5010 is arranged between two the second non return parts 504 can be:

Two the second non return parts 504 arrange (as shown in Figure 2) in " splayed ", and the wider one end of the spacing of this second non return part 504 coordinates with the second transmitting gear 503, selector 5010 comprises the cylinder (as shown in Figure 3) with two inclined-planes 50103 in " splayed ", and this cylinder is fixedly arranged between two the second non return parts 504 by a cylinder rotating shaft, and " splayed " direction contrary (as shown in Figure 2) that " splayed " that these two inclined-planes 50103 are formed is formed with two the second non return parts 504, namely one end that " splayed " spacing that one end that " splayed " spacing of two inclined-planes 50103 formation of cylinder is wider is formed corresponding to two the second non return parts 504 is narrower.Rotating selector 5010 to a direction can make the angle formed between an inclined-plane 50103 in two inclined-planes 50103 in " splayed " and the second close with it non return part 504 diminish, selector 5010 and this second non return part 504 loose fit or from, this second non return part 504 can with the second transmitting gear 503 tight fit, the angle formed between another inclined-plane 50103 and another close with it second non return part 504 can be made to become large simultaneously, selector 5010 and this another the second non return part 504 apical grafting, drive the second non return part 504 to rotate and make the sawtooth tooth place end of this another the second non return part 504 away from the second transmitting gear 503, in like manner, selector 5010 is rotated at other direction, then another second non return part 504 can with the second transmitting gear 503 tight fit.Selector 5010 wherein also can be cam mechanism.Structure is simple, compact, and only need rotate selector 5010 and one in two the second non return parts 504 can be selected to be in working position, another is in inoperative position, easy and simple to handle.

Wherein, one or more in second non return part 504, elastic hold-down mechanism baffle plate 505, elastic hold-down mechanism 506, second position-limit mechanism 508, non return part rotating shaft 509, selector 5010 are arranged in mounting disc 8, be convenient to make corresponding construction more stable, firm, the mounting disc in Fig. 2 is provided with the second non return part 504, second transmitting gear 503, elastic hold-down mechanism baffle plate 505, elastic hold-down mechanism 506, non return part rotating shaft 509 and selector 5010.

Wherein, elastic hold-down mechanism baffle plate 505 is the part corresponding with elastic hold-down mechanism 506 of guard shield 7, or for being arranged at the absolute construction in guard shield 7, preferably the former; Structure is simple, and guard shield 7 also plays the effect of elastic hold-down mechanism baffle plate further, without the need to additionally arranging elastic hold-down mechanism baffle plate, assembling, easy to use, reduces production cost.

When being provided with selector 5010, preferred guard shield 7 is provided with selector through hole 702, selector 5010 comprises and is in the selector selecting side 50101 of working position and the selector operating side 50102 for operating this selector selecting side for of controlling in two the second non return parts 504, and selector selecting side is positioned at guard shield 7 through the selector through hole of guard shield 7, selector operating side is positioned at outside guard shield 7, one in two the second non return parts 504 position being in working position can be selected in controlled selector selecting side in the selector operating side of operation selector 5010, this kind of structure, convenient operation selector 5010 selects one in two the second non return parts 504 to be in working position, easy and simple to handle.

Show with counterclockwise arrow the direction that swivel bolt 4 can rotate in Figure 12-16, show corresponding non return part with clockwise arrow can move when swivel bolt 4 rotates with the moving direction that swivel bolt 4 is unlocked, show non return part by straight arrows and unclamp and the compression direction to elastic hold-down mechanism during the engaging of swivel bolt 4.

The present invention describes some execution modes and accompanying drawing thereof in detail; but the invention is not restricted to these embodiments and accompanying drawing thereof; especially the cable fixture shape in accompanying drawing is not limited to; shown in accompanying drawing is cable fixture comparatively attractive in appearance in various shape; claimed technology point is protected although this shape is not the present invention; as long as those of ordinary skill in the art are according to the present invention; do not pay creative work; it is modified, equivalent replacement, improvement etc. and other execution modes of obtaining and accompanying drawing thereof, all in protection scope of the present invention.

Claims (30)

1. a cable fixture, comprise device body (1), it is characterized in that: described device body (1) is provided with swivel bolt (4) and at least one pair of can cooperatively interact with the paired chuck group of clamped cable, and a pair chuck group comprises two chucks, these two chucks are respectively the first chuck (2) and the second chuck (3), this second chuck (3) is fixedly connected with swivel bolt (4), and rotating forward of swivel bolt (4) can drive the second chuck (3) to move up and close first chuck (2), the reverse rotation of swivel bolt (4) can drive the second chuck (3) to move down and away from the first chuck (2).

2. cable fixture according to claim 1, it is characterized in that: described device body (1) is also provided with the locking device (5) for preventing the anti-pine of described second chuck (3), this locking device (5) and described second chuck (3) are connected and can directly prevent the second chuck (3) from moving down, or this locking device (5) is connected with described swivel bolt (4) and can limits the reverse rotation of swivel bolt (4), and then can indirectly prevent the second chuck (3) from moving down.

3. cable fixture according to claim 2, it is characterized in that: comprise first transmitting gear (501) of the sawtooth tooth being fixed on the upper band one-way check that also speed that rotates in a circumferential direction can be kept consistent with swivel bolt (4) of swivel bolt (4) with the described locking device (5) that described swivel bolt (4) is connected, with first non return part (502) that can limit swivel bolt (4) reverse rotation of the sawtooth tooth that can engage with the sawtooth tooth of the first transmitting gear (501), be arranged at the elastic hold-down mechanism baffle plate (505) on relative side, the side, sawtooth tooth place of the first non return part (502), to be arranged between elastic hold-down mechanism baffle plate (505) and the first non return part (502) and the elastic hold-down mechanism (506) that the first transmitting gear (501) and the first non return part (502) can be compressed, and for preventing the first non return part (502) the first position-limit mechanism (507) that circumference is rotated with the rotation of swivel bolt (4), first position-limit mechanism (507) is the structure comprising two blocks (5071), and two outer ends corresponding with swivel bolt (4) circumferential rotation direction of the first non return part (502) coordinate with these two blocks (5071) respectively,

Or first position-limit mechanism (507) be the structure comprising direction recess (5072), the first non return part (502) is fixedly connected with and coordinates with this direction recess (5072) and can the guide post of movement on direction recess (5072) length direction;

Or comprise with the described locking device (5) that described swivel bolt (4) is connected and be fixed on upper second transmitting gear (503) that also speed that rotates in a circumferential direction can be kept consistent with swivel bolt (4) of swivel bolt (4), by the second non return part (504) with the sawtooth tooth that can engage with the sawtooth tooth of the second transmitting gear (503) that non return part rotating shaft (509) and described device body (1) are fixedly connected with, be arranged at the elastic hold-down mechanism baffle plate (505) in this second non return part (504) outside, be arranged at the elastic hold-down mechanism (506) between elastic hold-down mechanism baffle plate (505) and the second non return part (504), and second position-limit mechanism (508) of the rotation direction of swivel bolt (4) can be limited by restriction second non return part (504) rotation direction.

4. cable fixture according to claim 3, it is characterized in that: described second non return part (504) is sector gear, described second position-limit mechanism (508) is the structure independent of sector gear, and the second position-limit mechanism (508) and described elastic hold-down mechanism (506) are separately positioned on the relative both sides of the second non return part (504);

Or the sawtooth block of described second non return part (504) multiple sawtooth tooth for end is provided with, each sawtooth tooth that order is arranged is gradually far away to the distance of shaft centerline, and multiple sawtooth tooth self forms described second position-limit mechanism (508).

5. cable fixture according to claim 3, is characterized in that: described locking device (5) also comprises the first unlocking device (13) engaged can removed between described first non return part (502) with described first transmitting gear (501) be fixedly connected with the first non return part (502).

6. cable fixture according to claim 4, is characterized in that: described locking device (5) also comprises the second unlocking device (14) engaged can removed between described second non return part (504) with described second transmitting gear (503) be fixedly connected with the second non return part (504).

7. cable fixture according to claim 3, it is characterized in that: described locking device (5) comprises two described second non return parts (504), and one in these two second non return parts (504) can be selected to be in working position, another is in the selector (5010) be fixedly connected with described device body (1) of inoperative position; When utilizing selector (5010) to select second non return part (504) in two the second non return parts (504) to be in working position, can prevent described second chuck (3) from moving down, the rotation of described swivel bolt (4) can drive the second chuck (3) to move up, when utilizing selector (5010) to select another relative second non return part (504) to be in working position, can prevent the second chuck (3) from moving up, the rotation of swivel bolt (4) can drive the second chuck (3) to move down.

8. cable fixture according to claim 7, is characterized in that: two described second non return parts (504) are separate structure, and described selector (5010) is arranged between two the second non return parts (504),

Or two described second non return parts (504) are structure as a whole, described selector (5010) is arranged at the side of the second non return part (504);

Described elastic hold-down mechanism baffle plate (505) is arranged at the close of corresponding second non return part (504) or the side away from another the second non return part (504).

9. cable fixture according to claim 7, is characterized in that: described selector (5010) is cam mechanism.

10. cable fixture according to claim 7, it is characterized in that: two described second non return parts (504) are arranged in " splayed ", and the wider one end of the spacing of these two the second non return parts (504) coordinates with described second transmitting gear (503), described selector (5010) comprises the cylinder with two inclined-planes (50103) in " splayed ", and this cylinder is fixedly arranged between two the second non return parts (504) by a cylinder rotating shaft, and " splayed " that these two inclined-planes (50103) " splayed " that formed and two the second non return parts (504) are formed is towards the opposite, and narrower with the spacing of two the second non return parts (504) the respectively one end in the one end making the spacing on two inclined-planes wider and the narrower one end of spacing and the wider one end of spacing corresponding.

11. cable fixtures according to claim 1, is characterized in that: described first chuck (2) that chuck group described at least one pair of comprises is and described device body (1) integrated structure,

And/or described first chuck (2) that chuck group described at least one pair of comprises is the absolute construction be fixedly connected with described device body (1), and the mode be fixedly connected with between the first chuck (2) with device body (1) is on-rotary type connects or for the rotation direction of the first chuck (2) rotary type vertical with the circumference of the cable that can clamp between this first chuck (2) and second chuck (3) corresponding with it can be made to be connected.

12. cable fixtures according to claim 1, it is characterized in that: at least one chuck in described two chucks that chuck group described at least one pair of comprises, can coordinate with another chuck the face of clamped cable be arcwall face structure or at least both sides can with the folding surface structure of conductive cable contacts.

13. cable fixtures according to claim 1, it is characterized in that: the above first chuck (2) comprises clamp cylinder, this clamp cylinder is fixedly connected with described device body (1) by a chuck rotating shaft (201), and the axis of clamp cylinder is vertical with the length direction of described swivel bolt (4); Between device body (1) and chuck rotating shaft (201), and/or there is at least one connecting portion between device body (1) and clamp cylinder.

14. cable fixtures according to claim 1, it is characterized in that: described two chucks in chuck group described at least one pair of include the clamp head (6) with the clamp position for clamped cable, and clamp head (6) number that can clamp this cable that clamp head (6) number that can clamp same cable that comprises of chuck and another chuck comprise is identical or different, and the clamp head (6) of two chucks correspondence arranges or shifts to install.

15. cable fixtures according to claim 1, is characterized in that: described cable fixture comprises two to the above chuck group,

And to be fixedly connected with between described first chuck (2) at least two pairs of chuck groups and can interlock, and/or to be fixedly connected with between described second chuck (2) at least two pairs of chuck groups and can interlock.

16. cable fixtures according to claim 1, it is characterized in that: be provided with one group of clamp position side by side between described two chucks that chuck group described at least one pair of comprises and a cable can be clamped, or be provided with parallel clamp position more than two and can parallel clamping more than two cables.

17. cable fixtures according to claim 1, it is characterized in that: in described device body (1), be provided with body recess (101), the bottom of body recess (101) is provided with the strip through hole (102) of through-going device body (1), the side of body recess (101) is provided with the bolt unthreaded hole or bolt screw (103) that pass for described swivel bolt (4), one end of described second chuck (3) is stiff end, the relative other end is clamp end, this stiff end is provided with the chuck screw (301) coordinated with swivel bolt (4), the stiff end of the second chuck (3) enters in body recess (101) through strip through hole (102) to be fixed with swivel bolt (4), clamp end is positioned at body recess (101) outward, rotate swivel bolt (4), second chuck (3) can move up and down along the length direction of strip through hole (102).

18. cable fixtures according to claim 13, it is characterized in that: described self-locking cable fixture also comprises the base (9) be fixedly connected with described device body (1), the outside of described first chuck (2) is provided with the reinforcement (11) for preventing the first chuck (2) to be out of shape, one end of this reinforcement (11) is fixedly connected with one end of the relative with one end that device body (1) is fixed of the first chuck (2), or one end relative with one end fixing with device body (1) of described chuck rotating shaft (201) is fixedly connected with, the other end of reinforcement (11) and described second chuck (3), device body (1) or base (9) are fixedly connected with.

19. cable fixtures according to claim 18, it is characterized in that: one end and the described base (9) of described reinforcement (11) are hinged, the other end is fixedly connected with described first chuck (2) or described chuck rotating shaft (201), and the securing member removably connected with described first chuck (2) or chuck rotating shaft (201) by is locked at the outside of the first chuck (2).

20. cable fixtures according to claim arbitrary in claim 3-10, it is characterized in that: described locking device (5) comprises and being fixedly connected with described device body (1), and the mounting disc (8) of geo-stationary can be kept with device body (1), this mounting disc (8) is provided with the installation through hole passed for described swivel bolt (4), swivel bolt (4) is connected with mounting disc (8) through this installation through hole, a non return part in described first non return part (502) and described second non return part (504), a transmitting gear corresponding with corresponding non return part in described first transmitting gear (501) and described second transmitting gear (503), a position-limit mechanism corresponding with corresponding non return part in described first position-limit mechanism (507) and described second position-limit mechanism (508), more than one in described elastic hold-down mechanism baffle plate (505) and described elastic hold-down mechanism (506) five is arranged in mounting disc (8).

21. cable fixtures according to claim 20, it is characterized in that: described device body (1) is provided with locking device fixed head (104), described mounting disc (8) is fixed on this locking device fixed head (104), locking device fixed head (104) is the structure with the one of device body (1), or the absolute construction for being fixedly connected with device body (1); Be the structure be directly made of one piece with device body (1) with the locking device fixed head (104) of device body (1) one, or be the structure of a part of bending on device body (1) side.

22. cable fixtures according to claim arbitrary in claim 3-10, it is characterized in that: described locking device (5) is provided with for by its coated guard shield (7), the part corresponding with described elastic hold-down mechanism (506) that described elastic hold-down mechanism baffle plate (505) is guard shield (7), or for being arranged at the absolute construction in guard shield (7).

23. cable fixtures according to claim arbitrary in claim 7-10, it is characterized in that: described locking device (5) is provided with for by its coated guard shield (7), the part corresponding with described elastic hold-down mechanism (506) that described elastic hold-down mechanism baffle plate (505) is guard shield (7), or for being arranged at the absolute construction in guard shield (7); Described guard shield (7) is provided with selector through hole, described selector (5010) comprises and is in the selector selecting side (50101) of working position and the selector operating side (50102) for operating this selector selecting side (50101) for of controlling in two described second non return parts (504), and selecting side is positioned at guard shield (7) through the selector through hole (702) of guard shield (7), selector operating side (50102) are positioned at guard shield (7) outward.

24. cable fixtures according to claim arbitrary in claim 1-17, it is characterized in that: described cable fixture also comprises base (9), base (9) is provided with on a described device body (1) or base (9) and is sequentially set with multiple described device body (1); Device body (1) and base (9) at least one structure in both is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber.

25. cable fixtures according to claim arbitrary in claim 1-19, it is characterized in that: at least one chuck in described two chucks that chuck group described at least one pair of comprises, the position corresponding with the clamp position for clamped cable comprises double-layer structure or three-decker:

The outer layer covers of this double-layer structure or three-decker lives internal layer: double-layer structure comprises the supporting layer with high strength of internal layer, and outer field ebonite layer or the flexible glue layer with morphotropism; Three-decker comprises the supporting layer with high strength of internal layer, the ebonite layer in intermediate layer and outer field flexible glue layer; Clamp position is positioned on skin;

Or this double-layer structure or three-decker order are arranged: double-layer structure comprises the supporting layer with high strength away from another chuck side, and near the ebonite layer with morphotropism of another chuck side or flexible glue layer; Three-decker comprises apart from another chuck flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high strength; Clamp position on a chuck is positioned on one deck nearest apart from another chuck.

26. cable fixtures according to claim arbitrary in claim 1-19, it is characterized in that: described swivel bolt (4) comprises two sections that are disposed adjacent, wherein one section for polished rod section and another section be thread segment, polished rod section to described first chuck (2) distance comparatively thread segment to the distance of the first chuck (2);

Or described swivel bolt (4) comprises the thread segment that two sections of external diameters being disposed adjacent vary in size, wherein external diameter little a section is to the distance of described first chuck (2) the one section distance to first chuck (2) larger compared with external diameter.

27. cable fixtures according to claim arbitrary in claim 1-19, it is characterized in that: described device body (1) is provided with postive stop baffle (10), one end away from described first chuck (2) of described swivel bolt (4) is fixed with it through this postive stop baffle (10), the position be connected with described swivel bolt (4) of described second chuck (3) is positioned between this postive stop baffle (10) and described locking device (5), or the position be connected with described swivel bolt (4) of described second chuck (3) is positioned between described locking device (5) and described first chuck (2).

28. cable fixtures according to claim 17, it is characterized in that: described device body (1) is provided with postive stop baffle (10), one end away from described first chuck (2) of described swivel bolt (4) is fixed with it through this postive stop baffle (10), the position be connected with described swivel bolt (4) of described second chuck (3) is positioned between this postive stop baffle (10) and described locking device (5), or the position be connected with described swivel bolt (4) of described second chuck (3) is positioned between described locking device (5) and described first chuck (2), postive stop baffle (10) is a part of plate body of device body (1), this part plate body forms postive stop baffle (10) to the inner side bending of described body recess (101), simultaneously after this part plate body bending, the device body (1) that part plate body is corresponding forms through hole, and this through hole is described strip through hole (102).

29. cable fixtures according to claim 1-17, it is characterized in that: the outside of described first chuck (2) is provided with the reinforcement (11) for preventing the first chuck (2) to be out of shape, one end of reinforcement (11) is fixedly connected with one end of the relative with one end that described device body (1) is fixed of the first chuck (2), and the other end of reinforcement (11) is fixedly connected with described second chuck (3) or device body (1).

30. cable fixtures according to claim arbitrary in claim 1-19, is characterized in that: the position that directly can contact with cable of described cable fixture is insulation system.