CN205377194U - Auto -lock cable fixing device - Google Patents

Abstract

The utility model discloses an auto -lock cable fixing device, including the device body, be equipped with a pair of can mutually supporting with the mated clamping head group of centre gripping cable at least on the device body, just a pair of clamping head group includes two chucks, and these two chucks are first chuck and second chuck respectively, and the second chuck can reciprocate for first chuck, it is used for automatic locking still to be equipped with on the device body the connecting rod locking mechanism who takes the dead point of second chuck, the second chuck sets up on this connecting rod locking mechanism, and connecting rod locking mechanism moves the dead point state can lock the second chuck voluntarily, the utility model discloses auto -lock cable fixing device has simple structure, easily processing, and easy and simple to handle, the security is good, and the centre gripping cable is firm, and long service life is with low costs, even the easy advantage of dismantling.

Description

Self-locking cable fixes device

Technical field

This utility model relates to the installing area of cable, especially the fixing device of self-locking cable.

Background technology

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

When street code is to lay cable, for stretching the device of fixing cable.Traditional street code is to utilize metal wire by device fixing for cable binding, not only uses trouble, construction risk, and solidus is loosely, and long-time use can loosen, and more can occur getting loose because of aging.The Chinese patent that existing publication number is CN203377563U discloses a kind of street code, for rotary type cable fixture, can pass through to rotate chuck to synchronize to realize the locking of cable and non-return, including thread clamping mechanism, thread clamping mechanism includes at least one quiet chuck and the dynamic chuck being connected by a rotation axle with this quiet chuck one end, dynamic chuck rotates the cable-through hole forming cable traverse of powering with quiet chuck around this rotation axle, dynamic chuck is by retaining mechanism limiting locking, retaining mechanism includes latch segment, it is provided with coordinating of non-return sawtooth and the non-return sawtooth being provided with in latch segment one end by the outside of dynamic chuck, realize non-return and locking simultaneously.Although cable can be fastened by this street code, but locking is all dependent on latch segment with locking, dynamic chuck is two opposite directions being similar in rectilinear direction relative to the direction easily got loose of latch segment and the direction of locking, and move the part of chuck and latch segment jigsaw fit, mechanical property relative deficiency, when trailing cable or clamping cable, especially street code interval is farther out, cable is relatively thick or the position such as corner, dynamic chuck to bear bigger tension force, corresponding latch segment is also affected by very big power, both are easily destroyed by matching part, affect the fastness of clamp and lasting effectiveness, the service life of street code is limited, and directly the dynamic chuck of hand rotation puts in place, clamp is coordinated with quiet chuck, it is not easy clamping cables, may result in fixing cable to rock.

Existing publication number is that the Chinese patent of CN103066535U discloses one and fast installs cable unit, for lift cable fixture, the dynamic chuck of rising can be passed through synchronize to realize cable locking and non-return, including the device body fixed on a mounting board and slide mechanism, 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 and the second non-return tooth are reversely engaged, and slide mechanism includes fixing bolt, the degree of tightness that fixing bolt regulates the first non-return tooth and the second non-return tooth is reversely engaged.This apparatus structure is complicated, relate to part many, and it mostly is non-standard component in addition to screws, need to individually customize, cost is high, the anti-plate direction of clamping cables direction and non-return tooth on the same line, is subject to very big stress for locking non-return tooth in use procedure, it is easy to affect stability and the fastness of structure.

The existing patent of both of the aforesaid, although the process of clamping cable is comparatively convenient, but when changing circuit or other needs cabling again, wish street code (fast installing cable unit) from when cable takes off recycling, unlock intricate operation, it is not easy to dismounting, extends the aerial work time of workmen.

Summary of the invention

Task of the present utility model is to provide a kind of simple in construction, it is easy to processing, and easy and simple to handle, safety is good, and clamping cable consolidates, and long service life, cost is low, and the self-locking cable being even readily disassembled fixes device.

This utility model is realized by following technical proposals:

Self-locking cable fixes device, including device body, it is characterized in that: described device body is provided with at least one pair of paired chuck group that can cooperate to clamp cable, and a pair chuck group includes two chucks, this two chucks respectively the first chuck and second chuck, the second chuck can move up and down relative to the first chuck；Being additionally provided with the connecting bar locking mechanism with dead point of the second chuck described in auto lock on described device body, the second chuck is arranged in this connecting bar locking mechanism, and connecting bar locking mechanism moves to dead point state can auto lock the second chuck.Linkage is used as the connecting bar locking mechanism of the fixing device of self-locking cable, only need to move connecting bar locking mechanism and the second chuck can be driven to move up and down, when connecting bar locking mechanism moves to dead-centre position, it is possible to auto lock the second chuck.Second chuck move up and down in move up and refer to and move towards near the direction of the first chuck, move down and refer to that the direction away from the first chuck is moved.

The further improvement project of this utility model includes:

Wherein, connecting bar locking mechanism both can be quadric chain, it is possible to have the linkage at dead point for other, it is preferable that simple in construction, widely used quadric chain.

Wherein, the fixing device of self-locking cable can include multiple connecting bar locking mechanism, and the bar number of any two connecting bar locking mechanism in multiple connecting bar locking mechanisms both can be identical, it is possible to different.Preferred self-locking cable fixture includes two described connecting bar locking mechanisms, and the two ends of described second chuck are fixed with in Liang Ge connecting bar locking mechanism respectively.The hinge of preferred side link and connecting rod between this second chuck with connecting bar locking mechanism by being connected connecting bar locking mechanism is fixed.

Wherein the frame of connecting bar locking mechanism is a part for described device body or is the absolute construction being fixed on described device body.

The connecting rod of preferred connecting bar locking mechanism or side link are provided with handle, it is necessary to during mobile connecting bar locking mechanism, only need to operate handle, convenient operation.When including Liang Ge connecting bar locking mechanism, and when being quadric chain, preferably at least the two ends of described second chuck that a pair chuck group includes are connected with the side link near the first chuck respectively, the two ends of handle are connected with the side link away from the first chuck respectively, this kind of structure stress is uniform, on the one hand during clamping cable, self-locking cable can be made to fix device entirety stress, ensure the reliability connected, on the other hand Liang Ge connecting bar locking mechanism three different azimuth respectively through device body, second chuck and handle connect, increase the stability of connecting bar locking mechanism, it is unlikely to deform, connect cable more reliable, and during with handle operator link retaining mechanism, more laborsaving, the two ends synchronizing moving of the second chuck.

On at least one chuck in the said two chuck that preferably at least chuck group described in a pair includes, the face that can coordinate clamping cable with another chuck is arcwall face structure or is that both sides all can with the folding surface structure of conductive cable contacts (in the application, can with the folding surface structure of conductive cable contacts referred to as folding surface structure by least both sides), the face namely having at least on a chuck in the first chuck and the second chuck can to coordinate clamping cable with another chuck is arcwall face structure or folding surface structure.This folding surface structure refers to that cross section is the folding surface structure that " V-arrangement ", " L-shaped ", " W shape " etc. at least include two angles face less than 180 °.

Described first chuck that preferably at least a pair chuck group includes is structure integrated with described device body,

And/or described first chuck that at least one pair of chuck group includes is fix the absolute construction being connected with described device body, and the fixing mode being connected between this first chuck with this device body is that on-rotary type connects or rotary type connects；

Between the second chuck that at least one pair of chuck group described includes and described connecting bar locking mechanism, on-rotary type is connected or rotary type connection.More than one described first chuck is the structure being connected with described device body rotary type: the first chuck includes clamp cylinder, this clamp cylinder is fixed by a chuck rotating shaft and device body and is connected, and the cable that can clamp between the rotation direction of clamp cylinder with the first chuck and described second chuck is circumferential vertical.One or more connecting portion is may also set up between first chuck and device body, multiple connecting portions ensure that the stability of structure, as arranged (existence) at least one connecting portion between chuck rotating shaft and/or 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 can increase the reliability being connected between clamp cylinder and device body on device body, during by big stress, it is unlikely to deform.Certainly, when the first chuck is other shape, as, half cylinder, may also set up multiple connecting portion between first chuck and device body, when especially removably connecting between the first chuck and device body, multiple connecting portion is set between the first chuck and device body.

Said two chuck at least one pair of described chuck group all includes the clamp head with the clamp position for clamping cable, and the clamp head number that can clamp same cable that chuck includes is identical or different with the clamp head number that can clamp this cable that another chuck includes, and the clamp head of two chucks is correspondingly arranged or shifts to install.The structure that the clamp head of two chucks shifts to install can be that the first chuck includes a clamp head for clamp, second chuck includes 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.

The fixing device of described self-locking cable also includes 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 structure integrated with device body, it is possible to for the absolute construction that be connected split type with device body, as base includes two blocks of " L-shaped " flaps, these two blocks of " L-shaped " flaps are fixed with device body by pin, rivet, screw etc..

The fixing device of described self-locking cable includes two pairs of the above chuck groups,

And fix connection between described first chuck at least two pairs of chuck groups and can interlock, and/or fix connection between described second chuck at least two pairs of chuck groups and can interlock.Between first chuck (the second chuck), the fixing mode connected can be formed in one, it is also possible to for the detachable or non-removable fixing connected mode such as welding, rivet, be spirally connected.The chuck of the corresponding device body of the fixing device of the self-locking cable of this kind of structure can clamp more than two cables, can fix a cable or two cables as required, increase its adaptability during use.

Be provided with one group of clamp position side by side between the said two chuck that at least one pair of described chuck group includes and a cable can be clamped, or be provided with parallel clamp position more than two and can more than two cables of parallel clamping.The chuck of the corresponding device body of the fixing device of the self-locking cable of this kind of structure can clamp more than two cables, can fix a cable or two cables as required, increase its adaptability during use.

On at least one chuck in the said two chuck that preferably at least chuck group described in a pair includes, the position corresponding with the clamp position for clamping cable includes double-layer structure or three-decker:

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

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

The one in integrated structure, the separate structure of dead connection and the separate structure that removably connects it is between adjacent layer structure in described double-layer structure and three-decker.nullWhen double-layer structure or three-decker order are arranged，Can select hinged between adjacent layer structure、The mode that removably connects of clamping etc.，Hinged connected mode can be: arranges clamping groove on a Rotating fields，Another Rotating fields is provided with clamping projection accordingly，Both coordinate the clamping that can realize corresponding construction，Only need to be set to arcwall face structure near a layer of another chuck or folding surface structure can facilitate clamp，During the separate structure that the adjacent layer structure in double-layer structure and three-decker is，It is equipped with the same layer structure of different size thickness can to the fixing device of a self-locking cable，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，Make closest to that Rotating fields of cable (flexible glue layer or ebonite layer) be mobile layer，By the shape of mobile layer、Size、The selection of thickness changed the structure at line position，So as to fix the cable of different size as required，Reduce cost，Even if change circuit also is able to pull down already with the cable fixture crossed，Reuse after re-assemblying.This kind of outer layer is that the structure of ebonite layer or flexible glue layer ensure that and two chucks insulating properties with conductive cable contacts side and have certain elastic deformability; ensure when the fixing device of this self-locking cable is used as street code on the one hand; insulating properties between chuck and cable; during anti-upper trailing cable, cable causes that with firmly contacting between hard metal or pottery the insulating sheath outside cable is damaged; protection cable; on the other hand due to the elasticity of glue-line; add the suitability of the fixing device of this self-locking cable, it is possible to suitable in the cable of wire diameter size in larger scope.

The outside of described first chuck is provided with the reinforcement for preventing the first collet deformation, one end of this reinforcement is fixed with one end relative with one end that described device body is fixed of the first chuck and is connected, or fixing with one end relative with one end that device body is fixed of described chuck rotating shaft and be connected (if arranging chuck rotating shaft), the other end of reinforcement is fixing with described second chuck, device body or base (if any arranging base) to be connected.One end of preferred described reinforcement is hinged with described base, the other end is fixing with described first chuck or described chuck rotating shaft to be connected, and the securing member removably connected with described first chuck or chuck rotating shaft by (securing member can be the fastening structure such as pin or nut) is locked at the outside of the first chuck.

Described device body is provided with strip through hole, described first chuck is fixed on device body by the fixture of this strip through hole of traverse, this fixture can move up and down in strip through hole and regulate the spacing size of the first chuck and described second chuck, this kind of structure is conducive to increasing the versatility of the fixing device of self-locking cable, when cable diameter is bigger, mobile fixture, spacing between first chuck and the second chuck is tuned up, when cable diameter is less, mobile fixture, spacing between first chuck and the second chuck is turned down, the cable of various wire diameters can be applicable to.Above addressing the first chuck when including clamp cylinder, its chuck rotating shaft is fixture.

The position that directly can contact with cable of the fixing device of preferred described self-locking cable is insulation system, this kind of structure ensures to be connected with cable insulation, avoid damage to the sheath of cable, prevent from causing sparking because of being conductively connected, and then cause building, greenbelt on fire, it is ensured that the safety in utilization of the fixing device of self-locking cable.

The beneficial effects of the utility model are: simple in construction, it is easy to processing, and easy and simple to handle, safety is good, and clamping cable consolidates, long service life, and cost is low, is even prone to handling.

Accompanying drawing explanation

Fig. 1 is one of structural representation of the fixing device of this utility model self-locking cable；

Fig. 2 is the structural representation after Fig. 1 adds base；

Fig. 3 is another structural representation of Fig. 2；Its base and device body are structure as a whole；

Fig. 4 is the two of the schematic diagram of the fixing device of this utility model self-locking cable；The fixing device of this self-locking cable is additionally arranged base on the basis of Fig. 1, and a base is provided with the fixing device of the self-locking cable in multiple Fig. 1；

Fig. 5 is the structural representation after Fig. 2 adds reinforcement；

Fig. 6 is the structural representation after Fig. 4 adds reinforcement；

Fig. 7 is the another structural representation of Fig. 1；The basis of Fig. 1 adds a pair chuck group；

Fig. 8 is another structural representation of Fig. 1；Change the arcwall face structure of the first chuck in Fig. 1 into folding surface structure；

Wherein: 1-device body, 102-strip rotating shaft through hole, 2-the first chuck, 201-chuck rotating shaft, 202-nut, 3-the second chuck, 4-connecting bar locking mechanism, 401-frame, 402-side link, 403-connecting rod, 404-hinge, 5-handle, 6-clamp head, 7-reinforcement, 9-base, 901-" L-shaped " flap, 902-pin, rivet or screw, 903-girth member.

Detailed description of the invention

Below in conjunction with accompanying drawing, the fixing device of this utility model self-locking cable is further described:

Embodiment 1:

As shown in figures 1-8, this utility model self-locking cable fixes device, including device body 1, device body 1 is provided with at least one pair of paired chuck group that can cooperate to clamp cable, and (Fig. 1-6 device body 1 is provided with a pair chuck group, Fig. 7 device body is provided with two pairs of chuck groups), and a pair chuck group includes two chucks, these two chucks are respectively the first chuck 2 and the second chuck 3, second chuck 3 can move up and down relative to the first chuck 2, device body 1 is provided with the connecting bar locking mechanism 4 with dead point for auto lock the second chuck 3, second chuck 3 is arranged in this connecting bar locking mechanism 4, connecting bar locking mechanism 4 moves to dead point state can auto lock the second chuck 3.The fixing device of this self-locking cable is not only simple in structure, it is easy to processing, it is easy to load and unload on cable, only cable need to be arranged between the first chuck 2 and the second chuck 3, pull connecting bar locking mechanism 4 to move to dead point again, the second chuck 3 can be locked, it is necessary to by fixing for this self-locking cable device from when cable takes off, only need to pull connecting bar locking mechanism 4, easy and simple to handle, safety is good, and clamping cable consolidates, long service life, cost is low.

Preferably can cooperate on the first chuck 2 and the second chuck 3 and clamp the face of cable is that (namely cross section is the arcwall face structure with cambered surface such as " C shape ", " U-shaped " to arcwall face structure, the first chuck and the second chuck in Fig. 1-7 is " 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, cable will be applied bigger coupling mechanism force, it is easy to locking cable, if " C shape " arcwall face structure of the first chuck shown in by Fig. 1-7 and the second chuck is towards opposing by relatively changing into), the way of contact between cable with corresponding chuck in the process of clamping cable of this kind of structure is point cantact or single line contacts, contact area is little, when cable moves, resistance is little, it is simple to fixing cable；Or preferably can cooperate on the first chuck 2 and the second chuck 3 and clamp the face of cable is that (namely cross section is " V-arrangement " to folding surface structure, " L-shaped " etc. at least include the folding surface structure in two angles face less than 180 °, the first chuck in Fig. 8 is " V-arrangement " folding surface structure, second chuck is " C shape " arcwall face structure), this kind of structure is when clamping cable, when using chuck and the conductive cable contacts of folding surface structure, it can be avoided that point cantact contacts 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, it is more convenient for dispersive stress；Or preferably the first chuck 2 and the second chuck 3 can cooperate and clamp face respectively arcwall face structure and the folding surface structure of cable, this kind of structure is advantageous in that, change the stress of cable, it is made to be subject to the fastening force of chuck in three directions, stress point on cross section is triangle, being the load-carrying construction consolidated the most, stress is more uniformly distributed, and is effectively improved the fixing steadiness of cable, persistency, reliability.

Wherein between the second chuck 3 and connecting bar locking mechanism 4, on-rotary type is connected or rotary type connection, first chuck 2 can be structure integrated with device body 1, first chuck 2 and the integrated fixed form of device body 1 make the fixing device of self-locking cable more firm, process more easy；nullFirst chuck 2 is alternatively the absolute construction that be connected fixing 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 connects，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.，Can also select the fixed form between the first chuck 2 and device body 1 is that rotary type is connected (as shown in figures 1 to 6)，Namely after both fix，First chuck 2 can rotate relative to device body 1，As the first chuck 2 is fixed on device body 1 by the chuck rotating shaft 201 vertical with cable passing direction by，This chuck rotating shaft 201 one end passes through the first chuck 2 and device body 1 and is connected fixing to itself and device body，Chuck rotating shaft 201 can be the bolt of TOE structure，Chuck rotating shaft 201 one end passes through the first chuck 2、Device body 1、Nut 202，And be fixed on device body by nut 202，For ensureing that the first the smooth and easy of chuck 2 rotation can arrange pad between the first chuck 2 and device body 1，This kind of rotary type connects，First chuck 2 can rotate，During tensioning cable more laborsaving，It is easier to cable tensioning between two chucks，The versatility of the fixing device of self-locking cable of the present invention can be increased，It is used not only for the fixing of bare wire，Can be used for fixing with jacketed cable line，Ensure to be arranged between the first chuck 2 and the second chuck 3 by cable 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 avoiding cable hard draw between two chucks，Prevent from pulling cable，Prevent the insulating sheath outside cable damaged.

Preferably the first chuck 2 includes clamp cylinder, this clamp cylinder is connected by a chuck rotating shaft 201 is fixing with device body 1, and the cable that can clamp between the rotation direction of clamp cylinder with the first chuck 2 and the second chuck 3 is circumferential vertical, this kind the first chuck includes the structure of clamp cylinder makes linear contact lay between cable and the first chuck 2, resistance during trailing cable can be reduced, it is more convenient for operating, it is easier to construction, easy to use, first chuck can rotate, during trailing cable, the first chuck 2 can be driven to rotate because contacting the frictional force produced with conductive cable contacts, further reducing friction resistance, be avoided that the big friction produced due to hard draw between cable and the first chuck 2 cause insulating sheath outside cable (if any) damaged, protection cable.

Wherein the bar number of connecting bar locking mechanism 4 can be multiple, it is preferable that connecting bar locking mechanism 4 is the quadric chain including 401, two side links 402 of frame and connecting rod 403, is not only simple in structure, easy and simple to handle, and can reduce the production cost of the fixing device of self-locking cable.The frame 401 of connecting bar locking mechanism 4 can be a part for device body 1 or be the absolute construction being fixed on device body 1.nullPreferred connecting bar locking mechanism 4 includes two，And the two ends of described second chuck 3 that include of at least one pair of chuck group are fixing with in Liang Ge connecting bar locking mechanism 4 respectively, and (in Fig. 1-6, the two ends of the second chuck 3 of a pair chuck group are fixed with in Liang Ge connecting bar locking mechanism 4 respectively，In Fig. 7, two the second chuck 3 two ends of two pairs of chuck groups are fixed with in Liang Ge connecting bar locking mechanism 4 respectively，Wherein first the second chuck is directly fixed with connecting bar locking mechanism，Second the second chuck is then the mode by fixing to be connected with first the second chuck and indirectly fixes with connecting bar locking mechanism)，The two ends of this kind of structure the second chuck 3 are all fixed with connecting bar locking mechanism 4，Liang Ge connecting bar locking mechanism 4 one end is fixed by device body 1，The other end is connected by the second chuck 3，Make the second chuck 3 and connecting bar locking mechanism 4 more stable，Force balance，Will not produce to rock in clamp operating process，Clamping cable consolidates.nullPreferred Liang Ge connecting bar locking mechanism 4 is quadric chain，Liang Ge connecting bar locking mechanism 4 is individually fixed in the both sides of device body 1，The hinge 404 passing through to be connected the side link 402 of connecting bar locking mechanism 4 and connecting rod 403 between second chuck 3 and connecting bar locking mechanism 4 is fixed，It is not only simple in structure，Without additionally arranging the structure fixing the second chuck 3，Utilize same hinge 404，Fix by side link 402 and connecting rod 403，Again the second chuck 3 and connecting bar locking mechanism 4 are fixed，Between second chuck 3 and connecting bar locking mechanism 4, rotary type is connected，Second chuck 3 can rotate within the specific limits，Better can coordinate clamp with the first chuck 3，And the setting of the second chuck 3 limits rotating of linkage and only carries out in the side of device body 1，Will not be excessive because of the power being applied in connecting bar locking mechanism 4，And make its inertia excessive and cross dead point，Facilitate clamp (clamping cable).

The connecting rod of preferred connecting bar locking mechanism 4 or side link are provided with handle 5, facilitate operator link retaining mechanism 4 to make the second chuck 3 move up and down.When being provided with Liang Ge connecting bar locking mechanism, it is preferable that the two ends of handle 5 are connected with the side link of Liang Ge connecting bar locking mechanism 4 respectively, stress equalization, the two ends of the second chuck 3 are made to synchronize to move up and down.

Wherein a device body of the fixing device of self-locking cable can only set a pair chuck group (as shown in figures 1 to 6), may also set up two pairs with upper grip group, during including two pairs with upper grip group, preferably, fix between the first chuck 2 at least two pairs of chuck groups and connect and can interlock, and/or fix connection between described second chuck 3 at least two pairs of chuck groups and can interlock, the fixing mode connected can be formed in one, dead connection or removably connect, between the first chuck 2 in two pairs of chuck groups as shown in Figure 7, fixing connection between second chuck, and can interlock, first chuck fixes the mode of connection, it is affixed on same fixing axle, between second chuck 3, the fixing mode connected is formed in one.During including two pairs with upper grip group, strong adaptability, it is possible to one or more than two cables of clamping as required.Also can be provided with one group of clamp position side by side between two chucks that at least one pair of chuck group includes and a cable can be clamped, or be provided with parallel clamp position more than two and can more than two cables of parallel clamping.

Preferably, said two chuck at least one pair of described chuck group all includes the clamp head 6 with the clamp position for clamping cable, and clamp head 6 number that can clamp same cable that chuck includes is identical or different with clamp head 6 number that can clamp this cable that another chuck includes, and the clamp head 6 of two chucks is correspondingly arranged or shifts to install.When the clamp head 6 shifted 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 preventing cable from loosening, the clamp head 6 being correspondingly arranged can increase conductive cable contacts area, it is ensured that consolidating of cable.

During for the cable of fixing band cable cover(ing); or other has insulation to need or has protection cable to need; or increase what versatility needed; on at least one chuck in the said two chuck that at least one pair of described chuck group optional includes, the position corresponding with the clamp position for clamping cable includes double-layer structure or three-decker:

The outer layer covers of this double-layer structure or three-decker lives internal layer: double-layer structure includes the supporting layer with high intensity of internal layer, and the ebonite layer with morphotropism of outer layer or flexible glue layer；Three-decker includes the flexible glue layer with the supporting layer of high intensity, the ebonite layer in intermediate layer and outer layer of internal layer；Clamp position is positioned on outer layer；nullThis kind of structure not only supporting layer can provide enough intensity for chuck，Clamping tensioning cable can be consolidated，Supporting layer is coated with by ebonite layer or flexible glue layer，On the one hand can when supporting layer adopts metal material，Ensure the insulating properties of chuck，Can prevent again corrosion of metal from affecting service life on the other hand，Or (device as fixing in this self-locking cable is used for substituting Traditional Street code the stained structure being connected with the fixing device of self-locking cable，During tensioning cable，It is prevented from stained body of wall)，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 the fixing device of self-locking cable can be increased again further，The cable of various wire diameter can be adapted to，At the fixing cable of metal collet，In the process of trailing cable，Prevent cable insulation jacket from pulling，Flexible glue has better elasticity，Morphotropism is bigger，Multiple wire diameter cable can be applicable to，Increase adaptability；

Or this double-layer structure or three-decker order are arranged: double-layer structure includes the supporting layer with high intensity away from another chuck side, and the ebonite layer with morphotropism near another chuck side or flexible glue layer；Three-decker includes apart from another chuck flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high intensity；Clamp position on one chuck is positioned on nearest one layer of another chuck；When double-layer structure or three-decker order are arranged, between adjacent structure can clamping, bonding, hinged, only need one layer near another chuck be set to arcwall face structure, folding surface structure can facilitate clamp.If corresponding chuck is for circumferentially rotating formula structure, then it is near this center of collet place away from the side of another chuck.This kind of structure not only supporting layer can provide enough intensity for chuck, clamping tensioning cable can be consolidated, supporting layer is coated with by ebonite layer or flexible glue layer, can the insulating properties of chuck, avoid conduction, safety 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 the fixing device of self-locking cable can be increased again further, standard cable can be used for and can be used for again nonstandard cable, the cable of various wire diameter can be adapted to, highly versatile, at the fixing cable of metal collet, in the process of trailing cable, prevent cable insulation jacket from pulling, flexible glue has better elasticity, morphotropism is bigger, 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.

Wherein, the fixing device of self-locking cable may also include 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, be enclosed with the metal structure of plastics and/or rubber on the one hand within metal core layer (such as steel core) enough intensity can be provided, plastics and/or the rubber layer of another aspect outer wrap can also effectively prevent corrosion of metal, increase the safe operating life of the fixing device of self-locking cable, 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 3), can also be the absolute construction (as shown in Fig. 2 and Fig. 4-6) that be connected fixing with device body 1, when base 9 and device body 1 are separate structure, both fixed forms can for being spirally connected, riveting, welding etc. is detachable or non-removable connected mode.Base can as a whole seat, it is possible to be two Split seats, and as base 9 includes two blocks of " L-shaped " flaps 901, these two blocks of " L-shaped " flaps 901 can pass through the connectors such as pin, rivet or screw 902 to be fixed with device body 1.Can more firm, device body stress be easier to evenly spread on base for making two Split seats connect, between two connectors (such as the connector pin of aforementioned two blocks of " L-shaped " flaps 901, rivet or screw 902) between two Split seats or between two Split seats, girth member 903 can be set, as in figure 2 it is shown, the girth member in Fig. 5 is arranged between two connectors.

nullPreferably the outside of the first chuck 2 is provided with the reinforcement 7(such as Fig. 5 for preventing the first chuck 2 deformation、Shown in 6)，One end of reinforcement 7 is connected with the outside of the first chuck 2，The other end and device body 1、Second chuck 3、If base 9(has arranges base 9) and girth member 903 in more than one connection，The outside of the first chuck 2 being connected with reinforcement 7 both can be the outside of the first chuck 2 self，I.e. one end relative with one end that device body 1 is fixed of the first chuck 2，The structure can also being connected with the outside of the first chuck 2 self，One end relative with one end that device body 1 is fixed such as the chuck rotating shaft 201 when being provided with chuck rotating shaft，Shown in Fig. 5 and Fig. 6 is that one end of reinforcement 7 is connected with one end relative with one end that device body 1 is fixed of chuck rotating shaft 201，The other end of reinforcement 7 connects the pin of two " L-shaped " flaps by being fixed on、Rivet or screw 902 are indirectly connected with base，The tension force that can will be subject on the first chuck 2，Rapid dispersion is to base 9.One end of preferred reinforcement 7 is hinged with base 9, the other end and the first chuck 2 or chuck rotating shaft 201 is fixing connects, and the securing member removably connected with the first chuck 2 or chuck rotating shaft 201 by (securing member can for the fastening structure such as pin or nut) is locked at the outside of the first chuck 2.This kind of structure is advantageous in that, reinforcement one end removably connects with the first chuck or chuck rotating shaft, the locking of clamping cable front opening securing member, this end that can make reinforcement becomes 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 clasp the outer end of the first chuck, make the first chuck uniform force, and by fixing for stress rapid dispersion suffered by it to whole self-locking cable device, protect the first chuck will not deform when being subject to big stress, will not destroy, safety is good.

Preferred embodiment body 1 is provided with strip through hole 101, first chuck 2 is fixed on device body 1 by one through the fixture (such as chuck rotating shaft 201) of this strip through hole 101, and this fixture can move up and down in strip through hole 101 and regulate the spacing size of the first chuck 2 and the second chuck 3.This kind of structure, the cable diameter that first chuck 2 can clamp as required in the position of device body 1 carries out up-down adjustment, when connecting bar locking mechanism locks the second chuck 3, it is possible to clamping cables, ensure that the versatility of the fixing device of self-locking cable, it is possible to suitable in the cable of various wire diameters.

This utility model describes some embodiments and accompanying drawing thereof in detail, but this utility model is not limited to these embodiments and accompanying drawing thereof, especially the fixing device shape of the self-locking cable in accompanying drawing it is not limited to, the fixing device of the self-locking cable being comparatively attractive in appearance in various shape shown in accompanying drawing, although this shape is not the technology point that this utility model protection claims, as long as those of ordinary skill in the art are according to this utility model, do not pay creative work, it is modified, equivalent replacement, improve other embodiments and accompanying drawing thereof of waiting and obtain, all in protection domain of the present utility model.

Claims (17)

1. the fixing device of self-locking cable, including device body (1), it is characterized in that: described device body (1) is provided with at least one pair of paired chuck group that can cooperate to clamp cable, and a pair chuck group includes two chucks, these two chucks respectively the first chuck (2) and the second chuck (3), the second chuck (3) can move up and down relative to the first chuck (2)；Described device body (1) is additionally provided with the connecting bar locking mechanism (4) with dead point of the second chuck (3) described in auto lock, second chuck (3) is arranged in this connecting bar locking mechanism (4), and connecting bar locking mechanism (4) moves to dead point state can auto lock the second chuck (3).

2. the fixing device of self-locking cable according to claim 1, it is characterized in that: the fixing device of described self-locking cable includes two described connecting bar locking mechanisms (4), and the two ends of described second chuck (3) that at least one pair of chuck group includes are fixed with in Liang Ge connecting bar locking mechanism (4) respectively；The frame of connecting bar locking mechanism (4) is a part for described device body (1) or is the absolute construction being fixed on described device body (1)；Connecting bar locking mechanism (4) is provided with handle (5) or does not have handle (5), and handle (5) is arranged on connecting rod or the side link of connecting bar locking mechanism (4).

3. the fixing device of self-locking cable according to claim 2, it is characterized in that: said two connecting bar locking mechanism (4) is quadric chain, fixed by the hinge of the side link and connecting rod that are connected connecting bar locking mechanism (4) between described second chuck (3) and connecting bar locking mechanism (4) that two ends are fixing with in Liang Ge connecting bar locking mechanism (4) respectively.

4. the fixing device of self-locking cable according to claim 1, it is characterised in that: described first chuck (2) that at least one pair of chuck group includes is and described device body (1) integrated structure,

And/or described first chuck (2) that at least one pair of chuck group includes is the absolute construction that is connected fixing with described device body (1), and the fixing mode being connected between this first chuck (2) with this device body (1) is that on-rotary type connects or rotary type connects；

Between the second chuck (3) that at least one pair of chuck group described includes with described connecting bar locking mechanism (4), on-rotary type is connected or rotary type connection.

5. the fixing device of self-locking cable according to claim 1, it is characterized in that: at least one chuck in the said two chuck that at least one pair of described chuck group includes, it is possible to coordinate the face of clamping cable to be arcwall face structure or be that at least both sides can with the folding surface structure of conductive cable contacts with another chuck.

6. the fixing device of self-locking cable according to claim 1, it is characterized in that: the said two chuck at least one pair of described chuck group all includes the clamp head (6) with the clamp position for clamping cable, and clamp head (6) number that can clamp same cable that chuck includes is identical or different with clamp head (6) number that can clamp this cable that another chuck includes, and the clamp head (6) of two chucks is correspondingly arranged or shifts to install.

7. the fixing device of self-locking cable according to claim 1, it is characterised in that: the fixing device of described self-locking cable includes two pairs of the above chuck groups,

And fix connection between described first chuck (2) at least two pairs of chuck groups and can interlock, and/or fix connection between described second chuck (3) at least two pairs of chuck groups and can interlock.

8. the fixing device of self-locking cable according to claim 1, it is characterized in that: be provided with one group of clamp position side by side between the said two chuck that at least one pair of described chuck group includes and a cable can be clamped, or be provided with parallel clamp position more than two and can more than two cables of parallel clamping.

9. the fixing device of self-locking cable according to claim 1, it is characterized in that: at least one chuck in the said two chuck that at least one pair of described chuck group includes, the position corresponding with the clamp position for clamping cable includes double-layer structure or three-decker:

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

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

10. the fixing device of self-locking cable according to claim 9, it is characterised in that: structure that the adjacent layer structure in described double-layer structure and three-decker is formed in one, the separate structure of dead connection and the one in the separate structure that removably connects.

11. self-locking cable according to claim 1 fixes device, it is characterized in that: more than one described first chuck (2) is the structure being connected with described device body (1) rotary type: the first chuck (2) includes clamp cylinder, this clamp cylinder is fixed by a chuck rotating shaft (201) and device body (1) and is connected, and the cable that can clamp between the rotation direction of clamp cylinder with the first chuck (2) and described second chuck (3) is circumferential vertical；Between chuck rotating shaft (201) and device body (1), and/or there is at least one connecting portion between clamp cylinder and device body (1).

12. self-locking cable according to claim 1 fixes device, it is characterized in that: described device body (1) is provided with strip through hole (101), described first chuck (2) is fixed on device body (1) by the fixture of this strip through hole (101) of traverse, and this fixture can move up and down in strip through hole (101) and regulate the spacing size between the first chuck (2) and described second chuck (3).

13. self-locking cable according to claim 1 fixes device, it is characterized in that: the fixing device of described self-locking cable also includes base (9), and base (9) is provided with on a described device body (1) or base (9) and is sequentially set with multiple described device body (1)；At least one structure in both device body (1) and base (9) is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber.

14. the self-locking cable according to any claim in claim 1-13 fixes device, it is characterized in that: the outside of described first chuck (2) is provided with the reinforcement (7) for preventing the first chuck (2) from deforming, one end of this reinforcement (7) is fixed with one end relative with one end that described device body (1) is fixed of the first chuck (2) and is connected, and the other end of reinforcement (7) is fixing with described second chuck (3) or device body (1) to be connected.

15. self-locking cable according to claim 11 fixes device, it is characterized in that: the fixing device of described self-locking cable also includes the base (9) that be connected fixing with described device body (1), the outside of described first chuck (2) is provided with the reinforcement (7) for preventing the first chuck (2) from deforming, one end of this reinforcement (7) is fixed with one end relative with one end that device body (1) is fixed of the first chuck (2) and is connected, or fix with one end relative with one end that device body (1) is fixed of described chuck rotating shaft (201) and be connected, the other end of reinforcement (7) and described second chuck (3), device body (1) or the fixing connection of base (9).

16. self-locking cable according to claim 15 fixes device, it is characterized in that: one end of described reinforcement (7) is hinged with described base (9), the other end and described first chuck (2) or described chuck rotating shaft (201) is fixing is connected, and the securing member removably connected by one and described first chuck (2) or chuck rotating shaft (201) is locked at the outside of the first chuck (2).

17. the self-locking cable according to any claim in claim 1-8 fixes device, it is characterised in that: the position that directly can contact with cable of the fixing device of described self-locking cable is insulation system.