CN201193680Y - Tightening positioning bolt - Google Patents

Abstract

The utility model discloses a tightening positioning bolt which comprises two steel wire dowels with female thread (1), two studs (4) which are respectively equipped with securing nuts (2) at two ends, and a female thread dowel (3). Two ends of the female thread dowel (3) are equipped with the female thread. The female threads at two ends of the female thread dowel (3) are respectively engaged with the male thread at each end of two studs (4). The male thread at one end of two studs (4) which is far from the female thread dowel (3) are respectively engaged with the female thread of two steel wire dowels (1). The external end plate of the steel wire dowel (1) is equipped with a through hole (5) for passing through the steel wire. The internal end of the through hole of the steel wire dowel (1) is equipped with an internal cavity (6) for containing a steel wire heading which has the larger diameter than that of the through hole (5). The tightening bolt has the advantages of large adjustment range, good fixation effect, flexible and convenient assembly and disassembly.

Description

A kind of tighten positioning bolt

Technical field

The utility model relates to a kind of fastening piece, specifically is to be used for utility pole to draw a kind of tighten positioning bolt of climbing etc.

Background technique

Tighten positioning bolt is widely used in fields such as industry, civilian, decoration, is mainly used in fastening utility pole and draws and climb etc.Prior art is used for fastening utility pole and draws the fastening piece of climbing etc. mostly to be the internal thread positioning bolt that two ends are combined with hook.One end hooks steel wire, and the other end is hooked on the link that buries ground or links up with.

There is following defective in the fastening piece of above structure:

If the internal thread at 1 internal thread positioning bolt two ends in the same way, then this fastening piece can not be regulated fully, can't pass through the degree of tightness of the relative rotation adjusting steel wire of hook and internal thread.If the internal thread at internal thread positioning bolt two ends is reverse, though can rotate the internal thread positioning bolt, make and link up with the inside or outside axial motion of internal thread positioning bolt relatively simultaneously with pipe tongs, regulate the degree of tightness of fastened steel wire with this.But because this internal thread positioning bolt adjustable range is very short, thus the degree of tightness of steel wire can't be regulated significantly, in case therefore the deformation quantity that produces owing to service time is long of steel wire just can't reach the effect of fixed object above the regulated quantity of fastening piece.

2, because this fastening piece does not have adjustable range or adjustable range limited, so during this fastening piece of installation, must strain steel wire with mechanical tensioner, and pass hook, use conductor compression jointing tongs dead wire clip then, its tension process is extremely required great effort, and makes installation process very loaded down with trivial details.

3, because steel wire is dead by folder, so during dismounting, must look for instrument that steel wire shearing could be dismantled fastening piece, its unloading process is very inconvenient.

The model utility content

The technical problems to be solved in the utility model is, provides that the amplitude of accommodation is big, object good fixing effect, convenient and flexible installation and dismantle flexible a kind of tighten positioning bolt.

Technical solution of the present utility model is, a kind of tighten positioning bolt is provided, it comprises two tapped steel wire positioning bolts, two two ends are equipped with stud and internal thread positioning bolt of fastening nut, the two ends of described internal thread positioning bolt are equipped with internal thread, the internal thread at described internal thread positioning bolt two ends screws with the outside thread of each end of two stud respectively, described two stud screw respectively on the internal thread of two steel wire positioning bolts away from the outside thread of internal thread positioning bolt one end, the through hole that passes for steel wire is arranged on the outer end plate of described steel wire positioning bolt, and there is the inner chamber of ccontaining its diameter greater than the steel wire heading of through hole the inner of described steel wire positioning bolt through hole.

After adopting above structure, a kind of tighten positioning bolt of the utility model compared with prior art has the following advantages:

1, because the parts of a kind of tighten positioning bolt of the utility model all adopts the mode that internal and external screw thread screws, nut is fastening to connect, and the through hole that passes for steel wire is arranged on the outer end plate of described steel wire positioning bolt, there is the inner chamber of ccontaining its diameter greater than the steel wire heading of through hole the inner of described steel wire positioning bolt through hole, so the steel wire positioning bolt can be done with respect to steel wire and rotate in a circumferential direction, and moving axially by the steel wire heading of steel wire limits.So only need unclamp any one fastening nut at any one stud two ends, rotate this stud again, can both under the non-rotary situation of assurance steel wire, change the length of this tighten positioning bolt, and then the degree of tightness of regulating steel wire, to keep the fastening situation of object.Again because the junction point of a kind of each section of tighten positioning bolt of this model utility internal and external screw thread can both be regulated length by the rotation of internal and external screw thread, so the adjustable range of this tighten positioning bolt is the stack of each internal and external screw thread junction point adjustable range, so this tighten positioning bolt has the bigger amplitude of accommodation.After steel wire is tightened up, twist dead fastening nut, the length that just can fix this internal and external screw thread junction point; Twist dead all fastening nuts, the whole length that just can fix this tighten positioning bolt is finished the location to steel wire, so to the object good fixing effect.

2, because a kind of tighten positioning bolt of the utility model is screwed by the multistage parts and forms, and the steel wire positioning bolt can rotate in a circumferential direction with respect to steel wire, so when installing, only need the steel wire positioning bolt at two steel wires and tighten positioning bolt two is fixed, wherein a steel wire is connected with link that buries ground or hook, another root steel wire is connected with fastened object, then by screwing in each, outside thread, make tighten positioning bolt shorten to respective length, just can taut wire, then fastening nut is twisted deadly, just can finish installation, avoided process, so install very flexible with mechanical tensioner taut wire.

3, owing to being screwed by the multistage parts, a kind of tighten positioning bolt of the utility model forms, and the steel wire positioning bolt can rotate in a circumferential direction with respect to steel wire, so during dismounting, only need unclamp the fastening nut of any one internal and external screw thread junction point, outward winding the fully internal and external screw thread of this junction point, just tighten positioning bolt can be dismantled, need not tool using and cut off steel wire, so unloading process is very flexible.

Description of drawings

Fig. 1 is the structural representation of facing of a kind of tighten positioning bolt of the utility model.

Fig. 2 is the sectional structure schematic representation of a kind of tighten positioning bolt among Fig. 1.

(screw thread of schematically illustrated all junction points of above-mentioned 2 width of cloth accompanying drawings all is in the deflation ultimate state, but in actual the use, the screw thread of all junction points all leaves regulates leeway.)

Shown in the figure 1, the steel wire positioning bolt, 2, fastening nut, 3, the internal thread positioning bolt, 4, stud, 5, through hole, 6, inner chamber.

Embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

The steel wire positioning bolt at a kind of tighten positioning bolt of the utility model two ends is connected with two steel wires respectively, and wherein a steel wire is connected with the hook or the link that bury ground, and another root steel wire is connected with fastened object.

As shown in Figure 1 and Figure 2.

A kind of tighten positioning bolt of the utility model, it comprises two tapped steel wire positioning bolts 1, two two ends are equipped with stud 4 and internal thread positioning bolt 3 of fastening nut 2, the two ends of described internal thread positioning bolt 3 are equipped with internal thread, the internal thread at described internal thread positioning bolt 3 two ends screws with the outside thread of each end of two stud 4 respectively, described two stud 4 screw respectively on the internal thread of two steel wire positioning bolts 1 away from the outside thread of internal thread positioning bolt 3 one ends, the through hole 5 that passes for steel wire is arranged on the outer end plate of described steel wire positioning bolt 1, and there is the inner chamber 6 of ccontaining its diameter greater than the steel wire heading of through hole 5 the inner of described steel wire positioning bolt 1 through hole.

Because the through hole 5 that passes for steel wire is arranged on the outer end plate of described steel wire positioning bolt 1, there is the inner chamber 6 of ccontaining its diameter greater than the steel wire heading of through hole 5 the inner of described steel wire positioning bolt 1 through hole, so steel wire positioning bolt 1 can be done with respect to steel wire and rotate in a circumferential direction, and moving axially by the steel wire heading of steel wire limits.So unclamp any one fastening nut 2 at any stud 4 two ends, and rotate this stud 4 just can be in the length that keeps changing under the static prerequisite of steel wire this tighten positioning bolt, and then the degree of tightness of adjusting steel wire.When the length of tighten positioning bolt satisfies requiring of taut wire and then fixed object, fastening nut 2 is twisted extremely the location that just can finish this tighten positioning bolt.When this tighten positioning bolt is installed, two steel wires are passed outwards through through hole 5 from two steel wire positioning bolt 1 the inners respectively, make steel wire heading part by axial restraint in through hole 5 inboards, wherein a steel wire is connected with the hook or the link that bury ground, as with conductor compression jointing tongs wire clip extremely bury ground hook or link on, another root steel wire is connected with fastened object, and the junction point that rotates each internal and external screw thread then makes this tighten positioning bolt length shorten, and then taut wire.When the length of this tighten positioning bolt satisfies requiring of taut wire and then fixed object, fastening nut 2 is twisted extremely installation.When needing dismounting, only need unclamp the fastening nut 2 of any one internal and external screw thread junction point, the internal and external screw thread of this junction point of outwarding winding fully then can be finished the dismounting of this tighten positioning bolt.

Claims (1)

1. tighten positioning bolt, it is characterized in that: it comprises two tapped steel wire positioning bolts (1), two two ends are equipped with the stud (4) and an internal thread positioning bolt (3) of fastening nut (2), the two ends of described internal thread positioning bolt (3) are equipped with internal thread, the internal thread at described internal thread positioning bolt (3) two ends screws with the outside thread of each end of two stud (4) respectively, described two stud (4) screw respectively on the internal thread of two steel wire positioning bolts (1) away from the outside thread of internal thread positioning bolt (3) one ends, the through hole (5) that passes for steel wire is arranged on the outer end plate of described steel wire positioning bolt (1), and there is the inner chamber (6) of ccontaining its diameter greater than the steel wire heading of through hole (5) the inner of described steel wire positioning bolt (1) through hole.

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