CN207794635U

CN207794635U - A kind of reeving steel strands device

Info

Publication number: CN207794635U
Application number: CN201820094554.6U
Authority: CN
Inventors: 甄凤云
Original assignee: Cangzhou Giti Telecommunications Equipment Co Ltd
Current assignee: Cangzhou Giti Telecommunications Equipment Co Ltd
Priority date: 2018-01-20
Filing date: 2018-01-20
Publication date: 2018-08-31
Anticipated expiration: 2028-01-20

Abstract

A kind of reeving steel strands device for specific purpose tool technical field of reeving the utility model discloses prestressed pore passage in Post-tension Prestress Construction, the left end even circumferential of the protective case is fixedly connected with four groups of pressure heads, the left end of pressure head described in four groups is socketed with anti-skid rubber cushion, the outer wall of pressure head described in four groups is bolted with connector sleeve, the left end outer wall of the connector sleeve is welded with part of reeving, the left part of the part of reeving is connected with traction rope, the right end outer wall even circumferential of the connector sleeve is welded with four groups of retainer plates, the protective case left part outer wall even circumferential is welded with four groups of connecting poles, it is connected by elastic band hooking device between connecting pole described in four groups and corresponding four groups of retainer plates, present apparatus installation is simple, it is easy to operate, installation is without wasting material, improve service life.

Description

A kind of reeving steel strands device

Technical field

The utility model discloses a kind of reeving steel strands devices, and specially prestressed pore passage is worn in Post-tension Prestress Construction Rope specific purpose tool technical field.

Background technology

With the continuous development of China's infrastructure, in addition to common prestressed structure, precast beam, large-scale prestressed structure Also it emerges in large numbers one after another, as macropore position, large-span cast-in-situ prestressed girder occur, prestressed Construction Technology is also constantly updated.It is constructing Curve cloth muscle length is reeved the difficulty that process is pre-stress construction in 60 to one hundred five ten meters of Pre-stressed cast-in-place Liang in the process Point, since steel strand wires length is long, arrangement curve is more, is not suitable for manually reeving, and existing steel strand cable penetrating machine, energy Power is limited, after steel strand wires length is more than 80 meters, is difficult to be reeved with steel strand cable penetrating machine again, and steel strand wires radical is got over It is more difficult to reeve, steel strand cable penetrating machine is relatively specific for the precast beam construction of Liang Chang more.At present macropore position and overlength rope steel twist Line reeve it is big mostly use the whole stock of hoist engine and be dragged in reserving hole channel, conventional construction method be first steel cable is passed through it is reserved Duct in, one end is connect with hoist engine, and one end is connect with steel strand wires, steel strand wires using soldering by the way of carry out it is orderly by inner To successively welding outside, it is welded into whole stock, then drives steel wire rope to connect steel strand wires by hoist engine, is dragged in reserved prestress hole In road, such mode the problem is that steel strand wires since brittleness can be become after welding, hoist engine drag whole stock steel strand wires when Will appear steel strand wires brittle failure, the case where desoldering, after desoldering exit whole stock steel strand wires again, after welding again, before repeating The step of be dragged in steel strand wires.In addition to this, after steel strand wires pass through duct, it is after preventing welding that must cut away steel strand wires weld To steel strand wires quality there are certain security risk, need to cut away half meter of length to ensure steel strand wires in addition to weld more Quality ensures construction safety, and the length of steel strand wires reserved in this way is at one meter or so, more wasteful material.

Utility model content

The purpose of this utility model is to provide a kind of reeving steel strands devices, mentioned above in the background art existing to solve Some reeving steel strands device installations are complicated, the problem of waste material etc..

To achieve the above object, the utility model provides the following technical solutions：A kind of reeving steel strands device, including protection Set, the left end even circumferential of the protective case are fixedly connected with four groups of pressure heads, and the left end of pressure head described in four groups is socketed with anti-skidding Rubber pad, the outer wall of pressure head described in four groups are bolted with connector sleeve, and the left end outer wall of the connector sleeve is welded with part of reeving, described to wear The left part of rope part is connected with traction rope, and the right end outer wall even circumferential of the connector sleeve is welded with four groups of retainer plates, the protection Set left part outer wall even circumferential is welded with four groups of connecting poles, passes through pine between connecting pole described in four groups and corresponding four groups of retainer plates Taut band hooking device connects, and right end and the connecting pole of the elastic band hooking device are clamped, a left side for the elastic band hooking device End is connect with retainer plate.

Preferably, the right part outer diameter of the connector sleeve is more than the circumference outer diameter of four groups of connecting poles.

Preferably, riveting has screw between anti-skid rubber cushion described in four groups and four groups of pressure heads.

Preferably, the junction of pressure head and protective case described in four groups is both provided with bending slot.

Compared with prior art, the utility model has the beneficial effects that：Connector sleeve, pressure head, anti-slip rubber is arranged in the present apparatus Pad and protective case, are spirally connected by connector sleeve and pressure head so that pressure head is towards the movement of connector sleeve inner cavity so that pressure head is extruded, phase It is mutually close so that anti-skid rubber cushion will not cause the outer wall of steel strand wires while anti-skid rubber cushion is contacted with steel strand wires, clamped Damage, setting elastic band are linked up with, and reduce the stress between connector sleeve and pressure head when work, present apparatus installation is simple, easy to operate, peace Dress improves service life without wasting material.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model pressure head structure left view；

Fig. 3 is that the utility model pressure head faces section view Local map.

In figure：1 connector sleeve, 2 protective cases, 3 pressure heads, 4 anti-skid rubber cushions, 5 reeve part, 6 traction ropes, 7 retainer plates, 8 connection Column, 9 elastic band hooking devices.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of reeving steel strands device, including protective case 2, The left end even circumferential of the protective case 2 is fixedly connected with four groups of pressure heads 3, and the left end of pressure head 3 described in four groups is socketed with anti-skidding Rubber pad 4, the outer wall of pressure head 3 described in four groups are bolted with connector sleeve 1, and the left end outer wall of the connector sleeve 1 is welded with part 5 of reeving, The left part for reeving part 5 is connected with traction rope 6, and the right end outer wall even circumferential of the connector sleeve 1 is welded with four groups of retainer plates 7,2 left part outer wall even circumferential of the protective case is welded with four groups of connecting poles 8, and connecting pole 8 described in four groups is solid with corresponding four groups Surely it is connected by elastic band hooking device 9 between circle 7, right end and the connecting pole 8 of the elastic band hooking device 9 are clamped, described The left end of elastic band hooking device 9 is connect with retainer plate 7.

Wherein, the right part outer diameter of connector sleeve 1 is more than the circumference outer diameter of four groups of connecting poles 8, avoids connecting pole 8 and prestress hole Road scratches, and causes to be broken, and riveting has screw between anti-skid rubber cushion 4 described in four groups and four groups of pressure heads 3, improves anti-skid rubber cushion Fixed preload between 4 and pressure head 3 falls off when anti-skid rubber cushion 4 being avoided to work, and pressure head 3 is caused to be in direct contact steel strand wires, and four The group pressure head 3 and the junction of protective case 2 are both provided with bending slot, convenient for pressure head 3 to contract, avoid using for a long time Pressure head 3 is caused to occur with the phenomenon that 2 junction fracture damage of protective case..

Operation principle：Steel strand wires are inserted into protective case 2, and the insertion end of steel strand wires is made to expose pressure head 3, a holding The threaded joint of connector sleeve 1 is directed at four groups of pressure heads 3 by protective case 2, another hand so that four groups of pressure heads 3 enter the interior of connector sleeve 1 Chamber, rotation connection set 1 so that connector sleeve 1 is spirally connected with four groups of pressure heads 3 so that four groups of pressure heads 3 are moved towards the inner cavity of connector sleeve 1, are moved Since the inner cavity of connector sleeve 1 is gradually reduced in dynamic process so that four groups of pressure heads 3 and four groups of anti-skid rubber cushions 4 start to receive mutually Hold together close, until four groups of anti-skid rubber cushions 4 contact with steel strand wires, is rotated further connector sleeve 1 so that four groups of anti-skid rubber cushions 4 are tightly Close to steel strand wires, pass through the frictional force between four groups of anti-skid rubber cushions 4 and steel strand wires so that steel strand wires are fixed, and four groups are consolidated Surely the elastic band hooking device 9 on circle 7 is connected with corresponding four groups of connecting poles 8 respectively, prevents the present apparatus from passing through prestressing force Due to shaking or rubbing when duct, causes connector sleeve 1 to be loosened with pressure head 3, lead to anti-skid rubber cushion 4 and the steel strand wires on pressure head 3 Between frictional force reduce, while avoid 1 inner cavity of connector sleeve, four groups of 3 outer walls of pressure head screw thread between showing because of the excessive damage of stress As generation, after the present apparatus is by prestressed pore passage, elastic band hooking device 9 is removed from connecting pole 8, overturns connector sleeve 1, So that connector sleeve 1 is detached with four groups of pressure heads 3 so that the anti-skid rubber cushion 4 on four groups of pressure heads 3 reduces steel strand wires frictional force, most Steel strand wires take out from the present apparatus at last.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims

1. a kind of reeving steel strands device, including protective case（2）, it is characterised in that：The protective case（2）Left end even circumferential it is solid Surely four groups of pressure heads are connected with（3）, pressure head described in four groups（3）Left end be socketed with anti-skid rubber cushion（4）, pressure head described in four groups （3）Outer wall be bolted with connector sleeve（1）, the connector sleeve（1）Left end outer wall be welded with part of reeving（5）, the part of reeving（5） Left part be connected with traction rope（6）, the connector sleeve（1）Right end outer wall even circumferential be welded with four groups of retainer plates（7）, described Protective case（2）Left part outer wall even circumferential is welded with four groups of connecting poles（8）, connecting pole described in four groups（8）It is solid with corresponding four groups Fixed circle（7）Between pass through elastic band hooking device（9）Connection, the elastic band hooking device（9）Right end and connecting pole（8）Card It connects, the elastic band hooking device（9）Left end and retainer plate（7）Connection.

2. a kind of reeving steel strands device according to claim 1, it is characterised in that：The connector sleeve（1）Right part outer diameter More than four groups connecting poles（8）Circumference outer diameter.

3. a kind of reeving steel strands device according to claim 1, it is characterised in that：Anti-skid rubber cushion described in four groups（4）With Four groups of pressure heads（3）Between riveting have screw.

4. a kind of reeving steel strands device according to claim 1, it is characterised in that：Pressure head described in four groups（3）With protective case （2）Junction be both provided with bending slot.