CN205355744U - Street sign indicating number with adjustable - Google Patents

Abstract

The utility model discloses a street sign indicating number with adjustable, personally experience sth. Part of the body including base and at least one the street code book that sets up on the base, it can mutually support with the mated chuck group of centre gripping cable with a pair of at least to be equipped with swivel bolt on every street code book body, a pair of chuck group is including having first chuck and the second chuck that the first double -layered end of a thread in double -layered line position and second pressed from both sides the end of a thread, fixedly connected with adjusting bolt on the second clamp end of a thread, a be equipped with first screw and second screw on the support for fixing the second clamp end of a thread, swivel bolt and adjusting bolt pass this first screw and second screw respectively and with support fixed connection, swivel bolt rotatory and can be driven the second chuck and reciprocates for the support, the utility model discloses street sign indicating number with adjustable has a simple structure, easily processing, and the commonality is strong, the cable in applicable not collinear footpath, easy and simple to handle, the security is good, and the centre gripping cable is firm, and long service life is with low costs, the advantage easily dismantled even.

Description

Adjustable street code

Technical field

This utility model relates to the installing area of cable, especially adjustable street code.

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, street code 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 street code, 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.

Aforementioned existing patent, 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, highly versatile, the cable of applicable different wire diameters, and easy and simple to handle, safety is good, and clamping cable consolidates, and long service life, cost is low, the adjustable street code being even readily disassembled.

This utility model is realized by following technical proposals:

Adjustable street code, including base and at least one the street code book body being arranged on base, it is characterized in that: each described street code book body is provided with swivel bolt and 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, this first chuck includes the first clamp head with clamp position, second chuck includes the second clamp head with clamp position and for fixing the support of this second clamp head, support is provided with the first screw adapted with swivel bolt, swivel bolt is fixing with support through this first screw to be connected, and swivel bolt can rotate relative to support and drive the second chuck to move up and down relative to the first chuck；Described second clamp head is fixedly connected with adjusting bolt, described support is additionally provided with the second screw adapted with adjusting bolt, this adjusting bolt is fixing with support through the second screw to be connected, or described support is additionally provided with the second through hole, this adjusting bolt is fixing with support through the second through hole and a nut to be connected.Swivel bolt can rotate relative to support and drive the second chuck to move up and down relative to the first chuck and refer to: the rotating forward of swivel bolt the second chuck can be driven to move up and near the first chuck, the reverse rotation of swivel bolt the second chuck can be driven to move down and away from the first chuck.

The further improvement project of this utility model includes:

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 at least both sides 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 having at least on a chuck in the first chuck that namely at least one pair of described chuck group includes 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. include at least two angle face less than 180 °.

The self-locking device being additionally provided with the second chuck described in auto lock and preventing the second chuck to be moved downward away from the first chuck on the code book body of preferred described street, this self-locking device and described second chuck are connected and can directly prevent the second chuck from moving down, or this self-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 self-locking device being connected with described swivel bolt can be ratchet-type self-locking device.

Wherein, the described self-locking device being connected with described swivel bolt also can adopt the structure utilizing unidirectional non-return sawtooth restriction swivel bolt rotation direction as follows:

Described self-locking device the first of the consistent sawtooth tooth with one-way check of speed that includes being fixed on swivel bolt and can keep with swivel bolt rotating in a circumferential direction rotates gear, the first non return part that can limit swivel bolt reverse rotation with the sawtooth tooth that can engage with the first sawtooth tooth rotating gear, it is arranged at the elastic hold-down mechanism baffle plate on the side that the side, sawtooth tooth place of the first non return part is relative, it is arranged between elastic hold-down mechanism baffle plate and the first non return part and the elastic hold-down mechanism of gear and the first non return part compression can be rotated first, and the first position-limit mechanism for preventing the first non return part from circumferentially rotating with the rotation of swivel bolt.Wherein the first position-limit mechanism can be the structure including two blocks, and two outer ends corresponding to direction that circumferentially rotate with swivel bolt of the first non return part coordinate with these two blocks respectively；First position-limit mechanism is alternatively the structure including direction recess, the first non return part is fixedly connected with coordinate with this direction recess and can on direction recess length direction the guide post of movement；Apply to rotate forward power to swivel bolt, rotate one rotatory force of corresponding generation on gear, elastic hold-down mechanism deforms upon, and rotating gear can rotate relative to non return part, and rotating of swivel bolt drives described second chuck to move towards the direction of the first chuck, swivel bolt is applied rotatory force by another relative direction, rotate one rotatory force of corresponding generation on gear, stopped by non return part, rotate pinion rotation limited, the limited in rotation of swivel bolt, the second chuck is immovable.The adjustable street code of the self-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) clamping cable, release self-locking device, second chuck just can move down and (move down, refer to that the direction carrying the first chuck is moved), releases cable, take off adjustable street code.

Described self-locking device may also include fixes the first unlocking device engaged that can release between described first non return part with described first rotation gear being connected with the first non return part.If being not provided with the first unlocking device, second chuck is carried out locking, the second chuck can be facilitated to move up, however it is necessary that when the second chuck to be moved down by unblock, way relatively easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and it is provided with the first unlocking device, then only need to operating the first unlocking device, can unlock, the first non return part no longer rotates gear with first and is engaged, second chuck can move freely, unlock easy and simple to handle, during change circuit, it is easy to adjustable street code is taken off from cable.

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

Self-locking device includes the second rotation gear being fixed on swivel bolt and the speed that can rotate in a circumferential direction is consistent with swivel bolt maintenance, fixed the second non return part with the sawtooth tooth that can engage being connected with the second sawtooth tooth rotating gear with described street code book body by non return part rotating shaft, it is arranged at the elastic hold-down mechanism baffle plate outside this second non return part, it is 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 restricting the 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 is rotated up another relative side, 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, it is alternatively 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 is separately positioned on the relative both sides of the second non return part with described elastic hold-down mechanism；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 remote to the distance of shaft centerline, multiple sawtooth teeth self described second position-limit mechanism of composition.

Described self-locking device also includes fixing the second unlocking device engaged that can release between described second non return part with described second rotation gear being connected with the second non return part.If being not provided with the second unlocking device, second chuck is carried out locking, the second chuck can be facilitated to move up, however it is necessary that when the second chuck to be moved down by unblock, way relatively easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and it is provided with the second unlocking device, then only need to operating the second unlocking device, can unlock, the second non return part no longer rotates gear with second and is engaged, second chuck can move freely, unlock easy and simple to handle, during change circuit, it is easy to adjustable street code is taken off from cable.

The position being 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 being connected with non return part rotating shaft of non return part the second non return part is divided into two sections, one section, with sawtooth tooth, the side of another section is connected to elastic hold-down mechanism.

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

Described self-locking device includes two described second non return parts, and one in these two second non return parts can be selected to be in working position, and what another was in inoperative position fixes, with described street code book body, the selector being connected；When utilizing selector to select second non return part in two the second non return parts to be in working position, it is prevented from described second chuck to move 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, being prevented from the second chuck to move 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, it is possible to be structure as a whole, and described selector is arranged at the side of the second non return part.Including the adjustable street code of this kind of self-locking device, the second chuck both can unidirectional move up with clamp, it is also possible to unidirectional move down with unlock.

Described elastic hold-down mechanism baffle plate may be disposed at the side closer or far from another the second non return part of corresponding 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 rotates gear with described second and coordinates, described selector includes the cylinder with two inclined-planes being " splayed ", and this cylinder is fixedly arranged between two the second non return parts by a cylinder rotating shaft, and " splayed " of these two inclined-planes formation is in opposite direction with " splayed " that two the second non return parts are formed, namely towards on the contrary, and narrower with the spacing of two the second non return parts respectively one end, one end narrower with spacing, one end of making the spacing on two inclined-planes wider and the wider one end of spacing are corresponding.When this kind of structure uses, rotating selector to a direction can make the angle being to be formed between an inclined-plane and the second close with it non return part in two inclined-planes of " splayed " diminish, selector and this second non return part loose fit or from, this second non return part can rotate gear tight fit with second, the angle formed between another inclined-plane and another close with it second non return part can be made to become big 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 rotate gear away from second, in like manner, selector is rotated at other direction, then another second non return part can rotate gear tight fit with second.

Wherein any one of first chuck both can for be alternatively the structure separate with described street code book body with the structure of described street code book body by integral forming.Described first chuck that preferably at least chuck group described in a pair includes is and the structure of described street code book body by integral forming,

And/or described first chuck that at least one pair of described chuck group includes is fix the absolute construction being connected with described street code book body, and the mode that is connected of fixing between the first chuck with street code book body is that on-rotary type connects or rotary type for the circumference of the cable that can clamp between the rotation direction of the first chuck and this first chuck and corresponding second chuck can be made vertical is connected.

Preferred more than one described first clamp head is clamp cylinder, and this clamp cylinder is connected by a chuck rotating shaft and described street code book body are fixing, and clamp cylinder is axial vertical with the length direction of described swivel bolt.One or more connecting portion is may also set up between First Line chuck and street code book 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 street code book body, ensure fixing with at least one orientation of code ontological existence, street that clamp cylinder is direct or indirect, 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 with street code book body on the code book body of street, during by big stress, it is unlikely to deform.Certainly, when the first clamp head is other shape, as, half cylinder, may also set up multiple connecting portion between first clamp Tou Yu street code book body, when especially removably connecting between the first clamp Tou Yu street code book body, multiple connecting portion can be set between the first clamp Tou Yu street code book body.

Wherein, the two or more clamp position that at least one the clamp head in described first clamp head and described second clamp head includes a clamp position or parallel interval is arranged；The clamp position number that the clamp position that described first clamp head at least one pair of described chuck group and a clamp head in the second clamp head include and another clamp head include is identical or different, and the clamp position of two clamp heads is correspondingly arranged or shifts to install.Preferably shift to install；As the first chuck includes a clamp head for clamp, the 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.

At least one described street code book body can only arrange chuck group described in a pair, it is possible to arrange two to the above chuck group.Arrange two to during with upper grip group, it is preferable that fix between described first chuck at least two pairs of chuck groups and connect 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 street code book body of adjustable street code of this kind of structure can clamp more than two cables.

Following structure can be set: is 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 can clamp a cable, or be provided with parallel clamp position more than two and can more than two cables of parallel clamping.The chuck of the corresponding street code book body of adjustable street code of this kind of structure can clamp more than two cables.

It is provided with body recess in the code book body of preferred described street, the bottom of body recess is provided with through the strip through hole of street code book body, the side of body recess is provided with mean for bolt unthreaded hole or the bolt screw of described swivel bolt traverse, one end of described support enters through strip through hole and fixes with swivel bolt in body recess, rotate swivel bolt, circumferentially rotating of support is limited by strip through hole, and can move up and down along the length direction of strip through hole, drives the second clamp head to move up and down.Second clamp head is positioned at outside body recess, rotates swivel bolt, and the second chuck (the second clamp head or support of the second chuck) is by the restriction of elongate holes width, it is impossible to circumferentially rotate with swivel bolt, and moves up and down along the length direction of strip through hole.

Preferred described self-locking device includes fixing with described street code book body and is connected and can keep the mounting disc of geo-stationary with street code book body, this mounting disc is provided with mean for the installation through hole of described swivel bolt traverse, swivel bolt is connected through this installation through hole with mounting disc, and such as the first non return part as described in being provided with, then the first non return part, described first rotates 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, such as the second non return part as described in being provided with, then the second non return part, described second rotates 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.

Preferred described self-locking device is provided with for by the guard shield of its cladding, 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.Cladding can be coated with completely, it can also be part cladding, all structures of self-locking device are coated with by cladding and guard shield completely, part cladding and guard shield cover the agent structure of self-locking device, but it is outer to operate that self-locking device still has part-structure to expose self-locking device, such as selector, the operating side of unlocking device etc. is preferably stretched out outside guard shield, certainly when cladding is covered completely, one action pane can also be set on guard shield, arrange to cover again on action pane and need to operate structure (such 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 includes for controlling one in two the described second non return parts selector selection end being in working position and selecting end operating side for operating this selector, and selector selects end to be 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 control selector and select end to select one in two described second non return parts to be in working position.

Preferred described street code book body is provided with the fixing plate of self-locking device, and described mounting disc is fixed on the fixing plate of this self-locking device, and the structure being made of one piece of self-locking device fixing Ban Weiyu street code book body, Huo Weiyu street code book body fixes the absolute construction of connection；The structure that Ban Weiyu street code book body is directly made of one piece or the structure for a part of bending on the code book body side surface of street is fixed with the self-locking device being made of one piece of street code book body.This kind of structure, self-locking device is subject to the size restriction of body recess (if having setting) on the one hand, it is connected with swivel bolt on the other hand, in addition it is connected with the fixing plate of self-locking device again, define the fixing of self-locking device and street code book body at least 2 or 3 different azimuth, make connection more firm, reliably.

At least one structure in optional street code book body and base is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber.The structure of base Ke Weiyu street code book body by integral forming, it is possible to for the absolute construction that be connected split type with street code book body, as base includes two blocks of " L-shaped " flaps, these two blocks of " L-shaped " flaps are fixed by pin, rivet, screw Deng Yu street code book body.

At least one clamp head in described first clamp head that said two chuck that preferably at least chuck group described in a pair includes is corresponding and the second clamp head includes double-layer structure or three-decker, or at least one chuck in the said two chuck that preferably at least chuck group described in a pair includes, the position corresponding with clamp position 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；

Or this double-layer structure or three-decker order are arranged: double-layer structure includes the supporting layer with high intensity away from the first side of another clamp, and the ebonite layer with morphotropism near the first side of another clamp or flexible glue layer；Three-decker includes apart from another clamp head flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high intensity.

One in structure that adjacent layer structure in preferred described double-layer structure and three-decker is formed in one, the separate structure of dead connection and the separate structure that removably connects.Especially when double-layer structure or three-decker order are arranged, the structure that adjacent layer structure in double-layer structure and three-decker can be formed in one, the separate structure of dead connection and the one in the separate structure removably connected, as hinged in selected 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 an adjustable street code, 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, when clamp head is two-layer or three-decker, clamp position is located nearest to that Rotating fields of cable, use procedure is stressed directly, reuse in process for a long time, there may be damage, in use 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, as required this mobile layer can be replaced, but also can 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 adjustable street code crossed, reuse after re-assemblying.

Described swivel bolt includes two sections be disposed adjacent, and wherein one section is thread segment for light bar segment and another section, and light bar segment is remote to the distance of the first chuck compared with thread segment to the distance of described first chuck；Light bar segment is for quickly moving for described second chuck, and thread segment drives the second chuck to move when being used for rotating swivel bolt.Or the thread segment that two sections of external diameters that described swivel bolt includes being disposed adjacent vary in size, wherein external diameter little a section is to a section to the distance of first chuck remote bigger compared with external diameter of the distance of described first chuck；The thread segment that external diameter is little is used for quickly moving for described second chuck, and the thread segment that external diameter is bigger drives the second chuck to move when being used for rotating swivel bolt.

Described street code book body is provided with postive stop baffle, one end away from described first chuck of described swivel bolt is fixed thereto through this postive stop baffle, the position being connected with described swivel bolt of described second chuck is between this postive stop baffle and described self-locking device, or the position being connected with described swivel bolt of described second chuck is between described self-locking device and described first chuck.Postive stop baffle Ke Weiyu street code book body fixes the absolute construction of connection, it is alternatively a part of plate body of street code book 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 formed on the street code book body that part plate body is corresponding, 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 fixed with one end relative with one end that described street code book body is fixed of the first chuck and is connected, or fixing with one end relative with one end that street code book body is fixed of chuck rotating shaft and be connected (if arranging chuck rotating shaft), the other end of reinforcement is fixing with described second chuck, street code book body or 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.This kind of structure is advantageous in that; reinforcement one end removably connects with described 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 stress rapid dispersion suffered by it to whole adjustable street code, protect the first chuck will not deform when being subject to big stress; will not destroying, safety is good.

The position that directly can contact with cable of preferred described adjustable street code 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 adjustable street code.

The beneficial effects of the utility model are: simple in construction, it is easy to processing, highly versatile, the cable of applicable different wire diameters, and easy and simple to handle, safety is good, and clamping cable consolidates, and long service life, cost is low, is even readily disassembled.

Accompanying drawing explanation

Fig. 1 is one of structural representation of this utility model adjustable street code；

Fig. 2 is the two of the structural representation of this utility model adjustable street code；The basis of Fig. 1 adds self-locking device and guard shield

Fig. 3 is the explosive view of Fig. 2；

Fig. 4 is the structural representation of selector in Fig. 3；

Fig. 5 is the three of the structural representation of this utility model adjustable street code；The basis of Fig. 2 adds Liang Ge street code book body, and is additionally arranged reinforcement；

Fig. 6 is the four of the structural representation of this utility model adjustable street code；The basis of Fig. 5 decreases a street code book body, and is changed the first chuck and the second chuck the folding surface structure of Fig. 6 into by the arcwall face structure of Fig. 5, and the clamp position of the spaced and parallel setting of a second clamp head is increased to three by two；

Fig. 7 is another structural representation of Fig. 2；The base that Tu2Zhong Yu street code book body removably connects is changed into the base of Tu7Zhong Yu street code book body one by this adjustable street code；

Fig. 8 is another structural representation of self-locking device in Fig. 3；This self-locking device eliminates the mounting disc in Fig. 3, only arranges second non return part, is provided with elastic hold-down mechanism baffle plate outside the second non return part；

Fig. 9 is another structural representation of Fig. 3；The second of this self-locking device rotates the sawtooth tooth that sawtooth tooth is unidirectional inverted teeth of gear；

Figure 10 is the another structural representation of Fig. 8；Second non return part of this self-locking device is sector gear；

Figure 11 is another structural representation of Fig. 9；This self-locking device the first rotation gear, the first non return part replace second in Fig. 9 to rotate gear, the second non return part respectively；

Figure 12 is another structural representation of Figure 11；

Figure 13 is another structural representation of the second clamp head of two the second chucks of two pairs of chuck groups in Fig. 3；Fix between described second chuck in two pairs of chuck groups and connect and can interlock；

Wherein: 1-street code book body, 101-body recess, 102-strip through hole, 103-bolt unthreaded hole or bolt screw, plate fixed by 104-self-locking device, 1041-self-locking device fixing hole, 2-the first chuck, 201-chuck rotating shaft, 202-pad, 203-nut, 3-the second chuck, 3021-the first screw, 4-swivel bolt, 5-self-locking device, 501-first rotates gear, 502-the first non return part, 503-second rotates gear, 504-the second non return part, 505-elastic hold-down mechanism baffle plate, 506-elastic hold-down mechanism, 507-the first position-limit mechanism, 5071-block, 5072-direction recess, 508-the second position-limit mechanism, 509-non return part rotating shaft, 5010-selector, 50101-selector selects end, 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-shaped " flap, 902-pin, rivet or screw, 903-girth member, 10-postive stop baffle, 11-reinforcement, 12-fixture, 13-the first unlocking device, 14-the second unlocking device.

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model adjustable street code is further described:

Embodiment 1:

As shown in figures 1-13, this utility model adjustable street code, including base and at least one the street code book body 1 being arranged on base, each street code book body 1 is provided with swivel bolt 4 and 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 are the first chuck 2 and the second chuck 3 respectively, this first chuck 2 includes the first clamp head 204 with clamp position, second chuck 3 includes the second clamp head 301 with clamp position and for fixing the support 302 of this second clamp head 301, support 302 is provided with the first screw 3021 adapted with swivel bolt 4, swivel bolt 4 is fixing with support 302 through this first screw 3021 to be connected, and swivel bolt 4 can rotate relative to support 302 and drive the second chuck 3 to move up and down relative to the first chuck 2；Second clamp head 301 is fixedly connected with adjusting bolt 303, support 302 is additionally provided with the second screw 3022 adapted with adjusting bolt 303, this adjusting bolt 303 is fixing with support 302 through the second screw 3022 to be connected, or support 302 is additionally provided with the second through hole, this adjusting bolt 303 is fixing with support 302 through the second through hole and a nut to be connected.This adjustable street code is not only simple in structure, it is prone to processing, easy and simple to handle, it is readily disassembled, the cable of applicable different wire diameter, highly versatile, cost is low, rotate swivel bolt 4 and can control spacing between two chucks, install or remove adjustable street code on cable, and the second chuck 3 is connected with swivel bolt 4, the second chuck 3 is made to have the performance that automatic reverse is locking, moving up and down of second chuck 3 is driven 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 is not in the circumferential, the process of the second chuck 3 clamp is substantially free of rotation tendency, therefore the process of clamp not easily gets loose, second chuck 3 has the performance that automatic reverse is locking, safety is good, clamping cable consolidates, long service life, the setting of adjusting bolt, the size of space of lines can be freely regulated by the nut that rotation adjusting bolt or rotation and swivel bolt are fixing, namely the spacing between two chucks can be regulated, increase the suitability of adjustable street code, especially between the first chuck or when not interlocking between the second chuck, can freely regulate the spacing size between any two chuck, adjustable street code is enable to fix the cable of various identical or different wire diameter, highly versatile, suitable in various solidus occasions, such as wire jumper.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, as shown in Fig. 1-3,5,7 and 13, 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, cable will be applied bigger coupling mechanism force, it is easy to locking cable, as the first chuck shown in by Fig. 1-3,5,7 and 13 and the second chuck " C shape " arcwall face structure towards by relative change into opposing), 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. include the folding surface structure at least two angle face less than 180 °, as shown in Figure 6, it is " V-arrangement " folding surface structure that first chuck 2 and the second chuck 302 clamp the face of cable), 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 a street code book body of adjustable street code both can only arrange a pair chuck group, this a pair chuck group includes 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 included 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, a cable and more than two cables can be fixed during use as required, increase the suitability of adjustable street code；Ma Yige street, adjustable street code book body may also set up two pairs with upper grip group (Fig. 1-3,5-7,13 illustrate that a street code book body is provided with the structure of two pairs of chuck groups), two pairs with between the first chuck 2 in upper grip group, can fix between the second chuck 3 connection and interlock, also can not interlock, preferably at least fix between the first chuck 2 in two pairs of chuck groups and connect and (shown in Fig. 1-3 and 5-7) can be interlocked, and/or fix connection between the second chuck 3 at least two pairs of chuck groups and (Figure 13 is shown) can be interlocked；Two pairs of chuck groups are included for adjustable street code, now adjustable street code includes two the first chucks, with two the second chucks, fix between two the first chucks and connect and interlock, this kind of fixing connection can be that two the first chucks are one-body molded, or two the first independent chucks are mutually permanently connected, fix between two the second chucks and connect and interlock, this kind of fixing connection can be that two the second chucks are one-body molded, or two the second independent chucks are mutually permanently connected, if a pair chuck group of this kind of structure 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 suitability of adjustable street code.

Preferred street code book body 1 is additionally provided with the self-locking device 5 for preventing the second anti-pine of chuck 3, wherein self-locking device 5 can only include forward self-locking device (such as Fig. 8-12) or reverse self-locking device, also not only forward self-locking device can be included but also include reverse self-locking device (such as Fig. 1-3, 5-7), when namely forward self-locking device is for preventing the second chuck 3 from clamping cable, the structure of (preventing the second chuck 3 from moving down) is moved in direction against the first chuck 2, namely reverse self-locking device is for preventing when unlocking adjustable street code to cable fixing second chuck 3 from moving the structure of (preventing the second chuck 3 from moving up) towards the direction of the first chuck 2, preferably this self-locking device 5 at least includes forward self-locking device, to ensure that adjustable street code can be stablized, lasting fixing cable.This self-locking device 5 can be connected with the second chuck 3 and can directly prevent the second chuck 3 (or upwards) downwards mobile, this self-locking device 5 also can be connected with swivel bolt 4 and can limit the reverse rotation (or rotating forward) of swivel bolt 4, and then can indirectly prevent the second chuck 3 (or upwards) downwards mobile.

When self-locking device 5 is the structure being connected with swivel bolt 4, the use of adjustable street code: cable is placed between the first chuck 2 and the second chuck 3, rotate forward swivel bolt 4, second chuck 3 can move upward, it is matched for clamping tightly cable with the first chuck 2, reversely rotate swivel bolt 4, second chuck 3 can move downward, away from the first chuck 2, adjustable street code can be taken off from cable, when being provided with the self-locking device in certain direction, what then need first to release to the second chuck 3 is locking, swivel bolt 4 could be rotated and drive the motion in the corresponding direction of the second chuck 3, to be provided with forward self-locking device, locking to the second chuck 3 of forward self-locking device need to be released, the second chuck 3 could be driven to move against the direction of the first chuck 2 by despining swivel bolt 4.

Wherein, the first chuck 2 Ji Keweiyu street integrated structure of code book body 1, the first chuck 2 makes adjustable street code more firm with the integrated fixed form of street code book body 1, processes more easy；First chuck 2 is alternatively the absolute construction that be connected fixing with street code book body 1: this kind of situation can select the fixed form between the first chuck 2 and street code book body 1 to be that on-rotary type connects, namely after both fix, first chuck 2 can not rotate relative to street code book body 1, as passed through screw, first chuck 2 and street code book body 1 are fixed by rivets etc., can also select the fixed form between the first chuck 2 with street code book body 1 is that rotary type is connected and rotary type that the circumference of the cable that can clamp between the rotation direction of the first chuck 2 and this first chuck 2 and second chuck 3 can be made vertical is connected (as shown in Fig. 1-3 and 5-7), namely after both fix, first chuck 2 can rotate relative to street code book body 1, as the first chuck 2 is fixed on street code book body 1 by the chuck rotating shaft 201 vertical with cable passing direction by, as shown in Figure 3, this chuck rotating shaft 201 one end passes through the first chuck 2 and street code book body 1 and is connected fixing to itself and street code book body, nut 203 can be passed through in the two ends of chuck rotating shaft 201 or lock pin 205 is fixed, for ensureing that the first the smooth and easy of chuck 2 rotation can between the first chuck 2 and street code book body 1, if or the first clamp head 2 and nut 203 or lock pin 205(arrange this nut 203 or lock pin 205) between pad 202 is set, chuck rotating shaft 201 can be the head screw with thread, chuck rotating shaft 201 traverse the first chuck 2, pad 202, after street code book body 1, again matched nut 203 is set at its head, and the first chuck 2 is fixed on street code book body 1, Bing Neng street code book body 1 rotates freely, 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 present invention adjustable street code 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.

When fixed form between first chuck 2 and street code book body 1 is rotary type connection, preferably the first chuck 2 includes clamp cylinder, being connected by a chuck rotating shaft is fixing between first chuck 2 with street code book body 1, and clamp cylinder is axial vertical with the length direction of described swivel bolt 4, clamp cylinder can rotate with chuck rotating shaft for axle, as shown in Figure 3, its simple in construction, it is possible to effectively reduce in use procedure, the resistance of trailing cable, it is easier to construction, easy to use.

Preferably the first chuck 2 is clamp cylinder, it is easy to trailing cable operation and protection cable, second chuck 3 is for including with " C shape ", " L-shaped ", the chuck of the clamp head in " V-arrangement " or " U-shaped " face, cable-through hole can be formed between this kind the second chuck 3 and the first chuck 2, and second chuck 3 and the first chuck 2 near after, with " C shape ", " L-shaped ", the clamp head inside bottom in " V-arrangement " or " U-shaped " face is to the distance between the first chuck 2 close to the wire diameter of cable, and it is with " C shape ", " L-shaped ", the clamp head inside top in " V-arrangement " or " U-shaped " face to the distance between the first chuck 2 less than cable diameter, namely two chucks can be filled the span of a man's arms cable, and enable this adjustable street code that cable is more firmly fixed, cable can be effectively fixed particularly in corner, such as Fig. 1-3, shown in 4-7.

Preferred swivel bolt 4 includes two sections be disposed adjacent, and wherein one section is thread segment for light bar segment and another section, and light bar segment is remote compared with the distance of thread segment to the first chuck 2 to the distance of the first chuck 2, as shown in Fig. 1-3 Fig. 4-7；Or the thread segment that two sections of external diameters that preferably swivel bolt 4 includes 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 bigger compared with external diameter is remote.Light bar segment (thread segment that external diameter is little) is for quickly moving for the second chuck 3, the thread segment that external diameter is bigger drives the second chuck 3 to move when being used for rotating swivel bolt 4, when being easy to clamp, can at light bar segment (thread segment that external diameter is little) quickly mobile second chuck 3, make it near the first chuck 2, operation can be made more easy, it is simple to shorten the activity duration.

Wherein, at least one structure in both optional street code book 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 adjustable street code, can also prevent the basal body structure fixing with base (or street code book body) from polluting simultaneously, affect the attractive in appearance of basal body structure.The base 9 Ji Keweiyu street integrated structure of code book body 1 (as shown in Figure 7), can also be the absolute construction (as shown in Fig. 1-3 and Fig. 5-6) that be connected fixing with street code book body 1, when base 9 and street code book 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 street code book body 1.Can more firm, street code book body stress be easier to evenly spread on base for making two Split seats connect, (such as the connector pin of aforementioned two blocks of " L-shaped " 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 Figure 1-3, girth member is arranged between two connectors.

Preferably the outside of the first chuck 2 is provided with reinforcement 11(such as Fig. 5 and the Fig. 6 for preventing the first chuck 2 deformation), one end of reinforcement 11 is connected with the outside of the first chuck 2, the other end and street code book body 1, second chuck 3, more than one connection in base 9 and girth member 903, the outside of the first chuck 2 being connected with reinforcement 11 both can be the outside of the first chuck 2 self, i.e. one end relative with one end that street code book 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 street code book 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 11 is connected with one end relative with one end that street code book body 1 is fixed of chuck rotating shaft 201, the other end of reinforcement 11 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 11 is hinged with described base 9, the other end is fixed be 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, securing member can be described lock pin 205 or described nut 203, it is also possible to for fastening structures such as the pin additionally arranged or nuts.This kind of structure is advantageous in that; reinforcement one end removably connects with described 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 stress rapid dispersion suffered by it to whole adjustable street code, protect the first chuck will not deform when being subject to big stress; will not destroying, safety is good.

Preferably, the two or more clamp position that at least one the clamp head in the first clamp head 204 and the second clamp head 301 includes a clamp position or parallel interval is arranged；The first clamp head 204 at least one pair of chuck group identical or different from the clamp position number that another clamp head includes with the clamp position that a clamp head in the second clamp head 301 includes (Fig. 1-3,5-7 illustrate the situation that clamp position number that two chucks include is different), and the clamp position that clamp head includes is correspondingly arranged or shifts to install.Many one of the clamp position number that can clamp this cable that the clamp position number that can clamp same cable that preferably a chuck in two chucks includes and another chuck include；More preferably the crimping position of two chucks shifts to install (such as Fig. 1-3, shown in 5-7), when the crimping potential energy that this kind shifts to install enough makes 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. 1-3, 5, in 7, the first chuck 2 includes a clamp position, second chuck 3 includes two spaced clamp positions, and first the clamp position of chuck 2 between two clamp positions of the second chuck 3, in Fig. 6, the second chuck in a pair chuck group includes the clamp position that three parallel interval are arranged, all the other first chucks 2 include a clamp position, second chuck 3 includes two spaced clamp positions.

It is provided with body recess 101 in preferred street code book body 1, the bottom of body recess 101 is provided with through the strip through hole 102 of street code book body 1, the side of body recess 101 is provided with mean for bolt unthreaded hole or the bolt screw 103 of swivel bolt 4 traverse, one end of support 302 enters in body recess 101 through strip through hole 102 and fixes with swivel bolt 4, rotate swivel bolt 4, circumferentially rotating of support 302 is limited by strip through hole 102, and can move up and down along the length direction of strip through hole 102, drive the second clamp head 301 to move up and down.Rotating swivel bolt 4, the second chuck 3 is by the restriction of elongate holes width, it is impossible to circumferentially rotate with swivel bolt 4, and moves up and down along the length direction of strip through hole 102.Adjustable street code simple in construction, compact including this body recess 101, rationally distributed, utilize street code book body 1 own structural characteristics can carry out spacing to swivel bolt the 4, second chuck 3, only need swivel bolt 4 can control the second chuck 3 to move up and down, without additionally arranging the structure that the second chuck 3 can be promoted to move, simple operation.

Wherein, the position being connected with swivel bolt 4 of the second chuck 3 can be located at the side (being shown without this kind of situation in accompanying drawing) that distance first chuck 2 of self-locking device 5 is nearer, it is possible to distance first chuck 2 of the self-locking device 5 being positioned at side (as Figure 1-3) farther out.

Preferred street code book body 1 is provided with postive stop baffle 10, one end away from the first chuck 2 of swivel bolt 4 is fixed thereto through this postive stop baffle 10, the position being connected with swivel bolt 4 of the second chuck 3 is between this postive stop baffle 10 and self-locking device 5, or the position being connected with swivel bolt 4 of the second chuck 3 is between self-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 being connected with swivel bolt 4 of the second chuck 3 between this postive stop baffle 10 and self-locking device 5 time, the position of the second chuck 3 can also be limited so that it is in use will not depart from from swivel bolt 4.This postive stop baffle structure and aforementioned body recess structure are set simultaneously, enable to the upper end of swivel bolt 4 be connected with the bolt unthreaded hole of street code book body 1 or screw 103, lower end is connected with postive stop baffle 10, two diverse location Jun Yu street code book bodies 1 of swivel bolt 4 are fixed, increase the stability of structure, it is ensured that the stable rotation of swivel bolt 4 and do not swing.Preferred postive stop baffle 10 is a part of plate body of street code book 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 street code book body 1 that part plate body is corresponding is formed, this through hole is strip through hole 102.

Cable for fixing band cable cover(ing); there are insulation needs; there are protection cable needs; or increase what versatility needed; at least one clamp head in described first clamp head that said two chuck that preferably at least chuck group described in a pair includes is corresponding and the second clamp head includes double-layer structure or three-decker; or at least one chuck in the said two chuck that preferably at least chuck group described in a pair includes, the position corresponding with clamp position 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；This kind of structure not only supporting layer can provide enough intensity for body, 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 body, can prevent again corrosion of metal from affecting service life on the other hand, or (street as adjustable in this code is used for substituting Traditional Street code the structure that stained and adjustable street code is connected, 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 adjustable street code can be increased again further, the cable of various wire diameter can be adapted to, 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 clamp head 4 side, and the ebonite layer with morphotropism near another clamp head 4 side or flexible glue layer；Three-decker includes apart from another clamp head 4 flexible glue layer from the close-by examples to those far off, ebonite layer and the supporting layer with high intensity.The structure that this kind of structure directly can contact with cable is insulation system.One in structure that adjacent layer structure in preferred double-layer structure and three-decker is formed in one, the separate structure of dead connection and the separate structure that removably connects, between adjacent structure can clamping, bonding, only need one layer near another body be set to arcwall face or folding surface structure can facilitate clamp.This kind of structure not only supporting layer can provide enough intensity for body, clamping tensioning cable can be consolidated, supporting layer is coated with by ebonite layer or flexible glue layer, can the insulating properties of body, 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 adjustable street code 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, 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.

Preferably being selected from locking device 5 is the device that can prevent the second anti-pine of chuck 3 by restricting the rotation of swivel bolt 4, namely self-locking device 5 reversely rotates for limiting swivel bolt 4 and/or rotates forward, prevent accordingly the second chuck 3 against and/or move towards the first chuck 2.

Wherein self-locking device 5 can include fixing with street code book body 1 being connected and can keeping the mounting disc 8(of geo-stationary as shown in Figure 3 with street code book body 1), this mounting disc 8 is provided with mean for the installation through hole of swivel bolt 4 traverse, swivel bolt 4 is connected through this installation through hole with mounting disc 8, this kind of structure fixing for ease of self-locking device on the one hand, mounting disc 8 is fixed with swivel bolt 4 on the other hand, fixing swivel bolt 4 further, ensure the stability of its rotation, effectively prevent from swinging, swivel bolt 4 also is able to fixed installation dish 8 further on the other hand, make its structure more stable.Mounting disc 8 is arranged on body recess inside, preferred mounting disc 8 oval plate, outside is with protruding disk or polygon dish, or be the 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 street code book body 1, can preventing the mounting disc 8 rotation on street code book body 1, the mounting disc 8 in Fig. 3 is non-disk.

Wherein, street code book body 1 is provided with the fixing plate 104 of the self-locking device for fixing self-locking device.If the guard shield 7(preferably being selected from locking device has setting) if or mounting disc 8(have setting) be fixed on the fixing plate 104 of this self-locking device, the structure being made of one piece of self-locking device fixing Ban104Wei Yu street code book body 1, the fixing absolute construction connected of Huo Weiyu street code book body 1；The structure that Ban104Wei Yu street code book body 1 is directly made of one piece is fixed with the self-locking device being made of one piece of street code book body 1, or the structure for a part of bending on code book body 1 side, street, self-locking device fixing hole 1041 can be set on the fixing plate 104 of self-locking device, facilitate the use connector through hole corresponding on this self-locking device fixing hole 1041 and self-locking device, and self-locking device is fixed on the fixing plate 104 of self-locking device.This kind of structure, self-locking device is subject to the size restriction of body recess (if having setting) on the one hand, it is connected with swivel bolt on the other hand, in addition it is connected with the fixing plate of self-locking device again, define to 2 or 3 different azimuth the fixing of self-locking device and street code book body, make connection more firm, reliably.

Preferably being selected from locking device 5 to be provided with for by the guard shield 7 of its cladding, cladding refers to cladding (being coated with the structure of all self-locking devices 5) or part cladding (part-structure of cladding self-locking device 5) completely；Preferred guard shield 7 and street code book body 1 fix preferred mounting disc 8 for non-circular structure, the inner shape of guard shield 7 and mounting disc 8 adapt, this kind of structural shielding shell 7 had both played the effect of protection internal structure, and internal structure has again position-limiting action, the rotation of restriction mounting disc 8.As it is shown on figure 3, guard shield fixing hole 701 can be arranged on guard shield 7, in order to fixed protection shell 7, as utilized a fixture 12 to pass through guard shield fixing hole 701, mounting disc and self-locking device fixing hole 1041, three kinds can be fixed.

Embodiment 2

Its self-locking device, on the basis of embodiment 1, has been carried out following improvement by the present embodiment, the structure of the self-locking device of improvement as is illustrated by figs. 11 and 12:

Self-locking device 5 the first of the consistent sawtooth tooth with one-way check of speed that includes being fixed on swivel bolt 4 and can keep with swivel bolt 4 rotating in a circumferential direction rotates gear 501, the first non return part 502 with the sawtooth tooth that can engage with the first sawtooth tooth rotating gear 501, it is arranged at the elastic hold-down mechanism baffle plate 505 on the side that the side, sawtooth tooth place of the first non return part 502 is relative, the elastic hold-down mechanism 506 being arranged between elastic hold-down mechanism baffle plate 505 and the first non return part 502 and the first rotation gear 501 and the first non return part 502 can be compressed, and the first position-limit mechanism 507 for preventing the first non return part 502 from circumferentially rotating 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 first and rotate gear, the sawtooth tooth section making both tends to engagement, first non return part and first rotates gear and coordinates, setting due to the first position-limit mechanism, limit the motion in the circumferential of the first non return part, due to the first structure that sawtooth tooth is one-way check rotating gear, therefore the first motion rotating gear has been also limited on a direction, it is limited that the check direction of the sawtooth tooth of one-way check ensure that swivel bolt reversely rotates, can only rotate forward, i.e. this kind of situation, the second chuck can only be made to move towards the first chuck direction rotating forward swivel bolt during use, and then clamping cables, simple in construction, it is prone to processing, highly versatile, the cable of applicable different wire diameter, clamp simple operation, as needed the adjustable street code of this kind of structure self-locking device of belt removal then need compression or take off elastic hold-down mechanism, reversely rotate swivel bolt again.

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

Wherein, the first position-limit mechanism 507 can be the structure (as shown in figure 11) including two blocks 5071, and two outer ends corresponding to direction that circumferentially rotate with swivel bolt 4 of the first non return part 502 coordinate with these two blocks 5071 respectively；First position-limit mechanism 507 can be also the structure (as shown in figure 12) including direction recess 5072, the first non return part 502 is fixedly connected with coordinate with this direction recess 5072 and can on direction recess 5072 length direction the guide post of movement.Apply to rotate forward power to swivel bolt 4, first rotates one rotatory force of corresponding generation on gear 501, elastic hold-down mechanism 506 deforms upon, first rotates gear 501 can rotate relative to the first non return part, rotating of swivel bolt 4 drives the second chuck 3 to move towards the direction of the first chuck 2, swivel bolt 4 is applied rotatory force by another relative direction, first rotates one rotatory force of corresponding generation on gear, stopped by non return part, rotation pinion rotation is limited, the limited in rotation of swivel bolt 4, second chuck 3 is immovable, the motion in the first circumference rotating gear of first non return part can be limited by simple position-limit mechanism 507, first non return part can be led in the first motion radially rotating gear.

Wherein, first rotate in gear the 501, first non return part 502, elastic hold-down mechanism baffle plate 505, elastic hold-down mechanism the 506, first position-limit mechanism 507 one or more may be provided in mounting disc 8, it is simple 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, it is preferable that the former.Simple in construction, guard shield 7 also further functions as the effect of elastic hold-down mechanism baffle plate, it is not necessary to additionally arrange elastic hold-down mechanism baffle plate, assembles, easy to use, reduces production cost.

It preferably is selected from locking device 5 and also includes first unlocking device 13 that engage that can release first non return part 502 with first rotation gear 501 between that be connected fixing with the first non return part 502.If being not provided with the first unlocking device, second chuck is carried out locking, the second chuck can be facilitated to move up, however it is necessary that when the second chuck to be moved down by unblock, way relatively easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and it is provided with the first unlocking device, then only need to operating the first unlocking device, can unlock, the first non return part no longer rotates gear with first and is engaged, second chuck can move freely, unlock easy and simple to handle, during change circuit, it is easy to adjustable street code is taken off from cable.If arrange 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, it is simple to operates the first unlocking device 13 and is unlocked.

Embodiment 3

Its self-locking device, on the basis of embodiment 1, has been carried out following improvement by the present embodiment:

Such as Fig. 1-4, shown in 5-7, self-locking device 5 includes the second rotation gear 503 being fixed on swivel bolt 4 and the speed that can rotate in a circumferential direction is consistent with swivel bolt 4 maintenance, by non return part rotating shaft 509 second non return part 504 with the sawtooth tooth that can with the second sawtooth tooth that rotate gear 503 engage that be connected fixing with street code book body 1, it is arranged at the elastic hold-down mechanism baffle plate 505 outside this second non return part 504, it is 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 restricting the 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 is rotated up another relative side, the second non return part 504 is under the effect of the second position-limit mechanism 508, and rotation is obstructed；Simple in construction, it is easy to processing, easy and simple to handle, the rotation limiting swivel bolt 4 only occurs in a direction, only need to rotate swivel bolt 4 in respective direction can make the second chuck 3 move up, and then is matched for clamping tightly cable with the first chuck 2, and safety is good, clamping cable consolidates, long service life, cost is low, if needing dismounting, move even if the second chuck 3 deviates from the first chuck 2, only need to first release elastic hold-down mechanism 506 to the second non return part 504 and the second locking rotating between gear 503.

Wherein, the position being 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. 3, Fig. 8 and Figure 10), and second the position that contacts with elastic hold-down mechanism 506, the side of non return part 504 between sawtooth tooth and rotating shaft, this kind of structure, the sawtooth tooth place end of the second non return part 504 has bigger rotation space, when same rotation space, it is possible to make structure more compact；Or the second non return part 504 is divided into two sections (as shown in Figure 9) by the position being connected with non return part rotating shaft 509 of the second non return part 504, one section with sawtooth tooth, the side of another section is connected to elastic hold-down mechanism 506, this kind of structure non return part rotating shaft 509 is except playing the effect of rotating shaft, also act as the effect of lever, elastic hold-down mechanism 506 can be facilitated second non return part 504 and the second rotation gear 503 to be compressed, when being convenient to dismantle, release elastic hold-down mechanism 506 to the second non return part 504 and the second locking rotating between 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, and the second position-limit mechanism 508 is separately positioned on the relative both sides of the second non return part 504 (as shown in Figure 10) with elastic hold-down mechanism 506；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 remote to the distance of shaft centerline, multiple sawtooth teeth self constitute second position-limit mechanism 508(such as Fig. 3, 8, shown in 9), structure including this second non return part 504 is more simple, without additionally arranging the second position-limit mechanism, multiple sawtooth teeth self on second non return part 504 end constitute second position-limit mechanism 508 with position-limiting action, this kind of structure simultaneously, can multiple sawtooth teeth and second rotate gear 503 engage, multiple sawtooth tooth stress, can while increasing the fastness of structure, the second non return part 504 is made better to coordinate with the second position-limit mechanism 508, to prevent the second anti-pine of chuck 3.

Self-locking device 5 also includes second unlocking device 14 that engage that can release second non return part 504 with second rotation gear 503 between that be connected fixing with the second non return part 504.Described self-locking device also includes fixing the second unlocking device engaged that can release between described second non return part with described second rotation gear being connected with the second non return part.If being not provided with the second unlocking device, second chuck is carried out locking, the second chuck can be facilitated to move up, however it is necessary that when the second chuck to be moved down by unblock, way relatively easily, then need first to take off elastic hold-down mechanism or first elasticity of compression hold-down mechanism, and it is provided with the second unlocking device, then only need to operating the second unlocking device, can unlock, the second non return part no longer rotates gear with second and is engaged, second chuck can move freely, unlock easy and simple to handle, during change circuit, it is easy to adjustable street code is taken off from cable.If arrange the second unlocking device 14 and guard shield 7, the operating side that can arrange the second unlocking device 14 is exposed through guard shield 7, it is simple to operates the second unlocking device 14 and is unlocked simultaneously.

It preferably is selected from locking device 5 and includes two the second non return part 504(as shown in Figure 3), and 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 and rotates the state that engage of gear 503 with second), another be in inoperative position (inoperative position refer to this second non return part 504 be in rotate with second gear 503 be in from state) fix, with street code book body 1, the selector 5010 being connected；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.It is not only simple in structure, 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, one only need to regulated in the second non return part 504 is 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, final and the first chuck 2 is matched for clamping tightly cable, when needing to unlock, another adjustment in the second non return part 504 is in working position, now swivel bolt rotate forward limited, can only reversely rotate swivel bolt 4 makes the second folder ice dragon 3 unidirectional move down, finally can take off adjustable street code from cable, it is readily disassembled；Selector 5010 can be cam mechanism.The present embodiment selector 5010 plays the effect of the second unlocking device 14, it is not necessary to additionally arrange the second unlocking device 14.

Wherein, elastic hold-down mechanism baffle plate 505 may be disposed at the side closer or far from another the second non return part 504 of corresponding second non return part 504.

When self-locking device 5 includes 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 are alternatively integrative-structure, 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 selector 5010 is arranged at the structure between two the second non return parts 504 and can be:

Two the second non return parts 504 arrange (as shown in Figure 3) in " splayed ", and the wider one end of the spacing of this second non return part 504 rotates gear 503 with second and coordinates, selector 5010 includes the cylinder (as shown in Figure 4) with two inclined-planes 50103 being " splayed ", and this cylinder is fixedly arranged between two the second non return parts 504 by a cylinder rotating shaft, and " splayed " (as shown in Figure 3) in opposite direction that " splayed " of these two inclined-planes 50103 formation is formed with two the second non return parts 504, namely one end that " splayed " spacing that the wider one end of two inclined-planes 50103 of cylinder are formed " splayed " spacing is formed corresponding to two the second non return parts 504 is narrower.Rotating selector 5010 to a direction can make the angle being to be formed between an inclined-plane 50103 and the second close with it non return part 504 in two inclined-planes 50103 of " splayed " diminish, selector 5010 and this second non return part 504 loose fit or from, this second non return part 504 can rotate gear 503 tight fit with second, the angle formed between another inclined-plane 50103 and another close with it second non return part 504 can be made to become big 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 rotate gear 503 away from second, in like manner, selector 5010 is rotated at other direction, then another second non return part 504 can rotate gear 503 tight fit with second.Selector 5010 therein can be also cam mechanism.Simple in construction, compact, one only need to rotated in selector 5010 i.e. optional two the second non return parts 504 is in working position, and 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 the 506, second position-limit mechanism 508, non return part rotating shaft 509, selector 5010 may be provided in mounting disc 8, being easy to make corresponding construction more stable, firm, the mounting disc in Fig. 3 is provided with the second non return part 504, second and rotates 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, it is preferable that the former；Simple in construction, guard shield 7 also further functions as the effect of elastic hold-down mechanism baffle plate, it is not necessary to additionally arrange elastic hold-down mechanism baffle plate, assembles, 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 includes for controlling one in two the second non return parts 504 selector selection end 50101 being in working position and selecting the selector operating side 50102 of end for operating this selector, and selector selects end to be positioned at guard shield 7 through the selector through hole of guard shield 7, selector operating side is positioned at outside guard shield 7, the selector operating side of operation selector 5010 can control selector and select end to select a position being in working position in two the second non return parts 504, this kind of structure, being easy to operation selector 5010 selects one in two the second non return parts 504 to be in working position, easy and simple to handle.

Fig. 8-12 illustrates, with counterclockwise arrow, the direction that swivel bolt 4 can rotate, illustrate that corresponding non return part can move the moving direction to be unlocked by swivel bolt 4 when swivel bolt 4 rotates with clockwise arrow, illustrate that non return part unclamps compression direction when engaging to elastic hold-down mechanism with swivel bolt 4 by straight arrows.

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 adjustable street code shape in accompanying drawing it is not limited to, shown in accompanying drawing is adjustable street code comparatively attractive in appearance in various shape, 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 (28)

1. adjustable street code, including base and at least one street code book body (1) being arranged on base, it is characterized in that: each described street code book body (1) is provided with swivel bolt (4) and 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), this first chuck (2) includes the first clamp head (204) with clamp position, second chuck (3) includes the second clamp head (301) with clamp position and is used for fixing the support (302) of this second clamp head (301), support (302) is provided with the first screw (3021) adapted with swivel bolt (4), swivel bolt (4) is fixing with support (302) through this first screw (3021) to be connected, and swivel bolt (4) can rotate relative to support (302) and drive the second chuck (3) to move up and down relative to the first chuck (2)；Described second clamp head (301) is fixedly connected with adjusting bolt (303), described support (302) is additionally provided with the second screw (3022) adapted with adjusting bolt (303), this adjusting bolt (303) is fixing with support (302) through the second screw (3022) to be connected, or described support (302) is additionally provided with the second through hole, this adjusting bolt (303) is fixing with support (302) through the second through hole and a nut to be connected.

2. adjustable street according to claim 1 code, it is characterized in that: the self-locking device (5) being additionally provided with the second chuck (3) described in auto lock on described street code book body (1) and preventing the second chuck (3) to be moved downward away from the first chuck (2), this self-locking device (5) and described second chuck (3) are connected and can directly prevent the second chuck (3) from moving down, or this self-locking device (5) and described swivel bolt (4) are connected and can limit the reverse rotation of swivel bolt (4), and then can indirectly prevent the second chuck (3) from moving down.

3. adjustable street according to claim 2 code, it is characterized in that: include being fixed on swivel bolt (4) with the described self-locking device (5) that described swivel bolt (4) is connected upper and can keep rotating in a circumferential direction the first rotation gear (501) of the consistent sawtooth tooth with one-way check of speed with swivel bolt (4), with can rotate with first gear (501) the sawtooth tooth that engages of sawtooth tooth can limit the first non return part (502) that swivel bolt (4) reversely rotates, it is arranged at the elastic hold-down mechanism baffle plate (505) on the side that the side, sawtooth tooth place of the first non return part (502) is relative, the elastic hold-down mechanism (506) being arranged between elastic hold-down mechanism baffle plate (505) and the first non return part (502) and the first rotation gear (501) and the first non return part (502) can be compressed, and it is used for the first position-limit mechanism (507) preventing the first non return part (502) from circumferentially rotating with the rotation of swivel bolt (4)；First position-limit mechanism (507) is the structure including two blocks (5071), and two outer ends corresponding to direction that circumferentially rotate with swivel bolt (4) of the first non return part (502) coordinate with these two blocks (5071) respectively,

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

Or include being fixed on swivel bolt (4) with the described self-locking device (5) that described swivel bolt (4) is connected upper and can keep rotating in a circumferential direction consistent the second rotation gear (503) of speed with swivel bolt (4), by fixing the second non return part (504) with the sawtooth tooth that can engage with the second sawtooth tooth rotating gear (503) being connected of non return part rotating shaft (509) and described street code book body (1), it is arranged at the elastic hold-down mechanism baffle plate (505) in this second non return part (504) outside, it is 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 restricting the second non return part (504) rotation direction.

4. adjustable street according to claim 3 code, 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) is separately positioned on the relative both sides of the second non return part (504) with described elastic hold-down mechanism (506)；

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

5. adjustable street according to claim 3 code, it is characterised in that: described self-locking device (5) also includes first unlocking device (13) that engage that can release described first non return part (502) with described first rotation gear (501) between that be connected fixing with the first non return part (502)；

Described self-locking device (5) also includes second unlocking device (14) that engage that can release described second non return part (504) with described second rotation gear (503) between that be connected fixing with the second non return part (504).

6. adjustable street according to claim 3 code, it is characterized in that: described self-locking device (5) includes 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) that be connected fixing with described street code book 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, it is prevented from described second chuck (3) to move 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, being prevented from the second chuck (3) to move up, the rotation of swivel bolt (4) can drive the second chuck (3) to move down.

7. adjustable street according to claim 6 code, it is characterised 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 side closer or far from another the second non return part (504) of corresponding second non return part (504).

8. adjustable street according to claim 6 code, it is characterised in that: described selector (5010) is cam mechanism.

9. adjustable street according to claim 6 code, 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) rotates gear (503) with described second and coordinates, described selector (5010) includes the cylinder with two inclined-planes (50103) being " 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 are formed with two the second non return parts (504) is towards contrary, and narrower with the spacing of two the second non return parts (504) respectively one end, one end narrower with spacing, one end of making the spacing on two inclined-planes wider and the wider one end of spacing are corresponding.

10. adjustable street according to claim 1 code, it is characterised in that: described first chuck (2) that at least one pair of described chuck group includes is and described street code book body (1) integrated structure,

And/or described first chuck (2) that includes of at least one pair of described chuck group is the absolute construction that is connected fixing with described street code book body (1), and the mode that is connected of fixing between the first chuck (2) with street code book body (1) is on-rotary type connection or is that the rotary type that the circumference of the cable that can clamp between the rotation direction of the first chuck (2) and this first chuck (2) and corresponding second chuck (3) can be made vertical is connected.

11. adjustable street according to claim 1 code, 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.

12. adjustable street according to claim 1 code, it is characterized in that: more than one described first clamp head (204) is clamp cylinder, this clamp cylinder is connected by a chuck rotating shaft (201) and described street code book body (1) are fixing, and clamp cylinder is axial vertical with the length direction of described swivel bolt (4)；Between chuck rotating shaft (201) and street code book body (1), and/or there is at least one connecting portion between clamp cylinder and street code book body (1).

13. adjustable street according to claim 1 code, it is characterised in that: described first clamp head (204) and at least one the clamp head in described second clamp head (301) include a clamp position or the two or more clamp position of parallel interval setting；The clamp position that the clamp position that described first clamp head (204) at least one pair of described chuck group and a clamp head in the second clamp head (301) include and another clamp head include is correspondingly arranged or shifts to install.

14. adjustable street according to claim 1 code, it is characterised in that: at least one described street code book body (1) is provided with 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 (2) at least two pairs of chuck groups and can interlock.

15. adjustable street according to claim 1 code, 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.

16. adjustable street according to claim 1 code, it is characterized in that: in described street code book body (1), be provided with body recess (101), the bottom of body recess (101) is provided with through the strip through hole (102) in street code book body (1), the side of body recess (101) is provided with mean for bolt unthreaded hole or the bolt screw (103) of described swivel bolt (4) traverse, one end of described support (302) enters in body recess (101) through strip through hole (102) and fixes with swivel bolt (4), rotate swivel bolt (4), circumferentially rotating of support (302) is limited by strip through hole (102), and can move up and down along the length direction of strip through hole (102), the second clamp head (301) is driven to move up and down.

17. adjustable street according to claim 12 code, it is characterized in that: the outside of described first chuck (2) is provided with the reinforcement (11) for preventing the first chuck (2) from deforming, one end of this reinforcement (11) is fixed with one end relative with one end that street code book body (1) is fixed of the first chuck (2) and is connected, or fixing with one end relative with one end that street code book body (1) is fixed of described chuck rotating shaft (201) and be connected, the other end of reinforcement (11) is fixing with described second chuck (3), street code book body (1) or base (9) to be connected.

18. adjustable street according to claim 17 code, it is characterized in that: one end of described reinforcement (11) 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).

19. the adjustable street code according to any claim in claim 3-9, it is characterized in that: described self-locking device (5) includes be connected fixing with described street code book body (1), and can with the mounting disc (8) of street code book body (1) maintenance geo-stationary, this mounting disc (8) is provided with mean for the installation through hole of described swivel bolt (4) traverse, swivel bolt (4) is connected through this installation through hole with mounting disc (8), a non return part in described first non return part (502) and described second non return part (504), described first rotates gear (501) rotates a rotation gear corresponding with corresponding non return part in gear (503) with described second, the position-limit mechanism that described first position-limit mechanism (507) is corresponding with corresponding non return part with in 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).

20. adjustable street according to claim 19 code, it is characterized in that: described street code book body (1) is provided with the fixing plate (104) of self-locking device, described mounting disc (8) is fixed on the fixing plate (104) of this self-locking device, plate (104) fixed by self-locking device, the fixing absolute construction connected in Huo Weiyu street code book body (1)；It is the structure being directly made of one piece with street code book body (1) with the fixing plate (104) of the self-locking device of street code book body (1) one, or the structure for a part of bending on code book body (1) side, street.

21. the adjustable street code according to any claim in claim 3-9, it is characterized in that: described self-locking device (5) is provided with for by the guard shield (7) of its cladding, 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).

22. the adjustable street code according to any claim in claim 6-9, it is characterized in that: described self-locking device (5) is provided with for by the guard shield (7) of its cladding, 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) includes for controlling one in two described second non return parts (504) selector selection end (50101) being in working position and being used for operating the selector operating side (50102) of this selector selection end (50101), and selecting end to be 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.

23. the adjustable street code according to any claim in claim 1-18, it is characterised in that: at least one structure in both described street code book body (1) and described base (9) is metal structure, plastic construction or the metal structure being enclosed with plastics and/or rubber；

The position that directly can contact with cable of described adjustable street code is insulation system.

24. the adjustable street code according to any claim in claim 1-18, it is characterised in that: at least one the clamp head in described first clamp head (204) that said two chuck that at least one pair of described chuck group includes is corresponding and the second clamp head (301) 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；

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.

25. the adjustable street code according to any claim in claim 1-18, it is characterized in that: described swivel bolt (4) includes two sections be disposed adjacent, wherein one section is thread segment for light bar segment and another section, and light bar segment is remote to the distance of the first chuck (2) to the distance relatively thread segment of described first chuck (2)；

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

26. the adjustable street code according to any claim in claim 2-9, it is characterized in that: described street code book body (1) is provided with postive stop baffle (10), one end away from described first chuck (2) of described swivel bolt (4) is fixed thereto through this postive stop baffle (10), the position being connected with described swivel bolt (4) of described second chuck (3) is positioned between this postive stop baffle (10) and described self-locking device (5), or the position being connected with described swivel bolt (4) of described second chuck (3) is positioned between described self-locking device (5) and described first chuck (2).

27. adjustable street according to claim 16 code, it is characterized in that: the self-locking device (5) being additionally provided with the second chuck (3) described in auto lock on described street code book body (1) and preventing the second chuck (3) to be moved downward away from the first chuck (2), this self-locking device (5) and described second chuck (3) are connected and can directly prevent the second chuck (3) from moving down, or this self-locking device (5) and described swivel bolt (4) are connected and can limit the reverse rotation of swivel bolt (4), and then can indirectly prevent the second chuck (3) from moving down；Described street code book body (1) is provided with postive stop baffle (10), one end away from described first chuck (2) of described swivel bolt (4) is fixed thereto through this postive stop baffle (10), the position being connected with described swivel bolt (4) of described second chuck (3) is positioned between this postive stop baffle (10) and described self-locking device (5), or the position being connected with described swivel bolt (4) of described second chuck (3) is positioned between described self-locking device (5) and described first chuck (2)；Postive stop baffle (10) is a part of plate body in street code book 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, forming through hole on street code book body (1) that part plate body is corresponding, this through hole is described strip through hole (102).

28. the adjustable street code according to any claim in claim 1-18, it is characterized in that: the outside of described first chuck (2) is provided with the reinforcement (11) for preventing the first chuck (2) from deforming, one end of reinforcement (11) is fixed with one end relative with one end that described street code book body (1) is fixed of the first chuck (2) and is connected, and the other end of reinforcement (11) is fixing with described second chuck (3), described base (9) or street code book body (1) to be connected.