CN200984708Y - Super-length pipe driving device - Google Patents

Abstract

The utility model relates to an overlong tube driving device, which comprises an overlong tube, a driving machine arranged at the right end of the overlong tube, a supporting device positioned at the left end of the overlong tube, and an anti-thrust mechanism positioned on the right of the overlong tube; wherein the driving mechanism comprises a base, a main drive shaft, a main drive steel wheel, a dead axle, a driven steel wheel and an electrical machine; the main drive shaft and the dead axle are parellel and positioned in the same plane, the diameter and thickness of the main drive steel wheel equal the diameter and thickness of the driven steel wheel; the axes of the main drive shaft and the dead axle are in separation angle between four and eight degree with the axis of the overlong tube, the distance between the right end of the main drive shaft and the axis of the overlong tube is less than the distance between the left end of the main drive shaft and the axis of the overlong tube, the driven steel wheel is positioned on the right side of the main drive steel wheel; the supporting device comprises a supporting seat, a supporting axis, a supporting steel wheel; the anti-thrust mechanism comprises: a machine foundation, a bracket, a cylinder and a rolling tube, the bracket is fixed with the piston rod. The utility model can ensure the abrasive blasting quality of the inner wall of the overlong tube in the course of abrasive blasting.

Description

Super long pipes actuating device

Technical field

The utility model relates to and a kind ofly carries out the Super long pipes actuating device that uses in the sandblast process at the overlength inside pipe wall that to length is 6-10 rice.

Background technology

In the overlength pipe such as drilling rod inner wall anti-corrosive process that to length are 6-10 rice,, must carry out the sandblast place rust of physical property to inboard wall of tube body according to the requirement of interior anticorrosion process technology.The purpose of derusting by sandblasting impacts uniformly, has certain depth of abrasion pattern, rough surface with inboard wall of tube body, to improve adhesive force of coatings.In the sandblast practical operation, require the overlength pipe to rotate, existing Super long pipes actuating device is made up of driving machine and bracing or strutting arrangement; Driving machine comprises: base, be fixedly connected on two drive shaft bearings on the base, be connected the driving shaft that has steel wheel initiatively on two drive shaft bearings, be fixedly connected on two driven shaft bearings on the base, be connected the driven shaft that has driven steel wheel on two driven shaft bearings, the motor that is connected with driving shaft, driving shaft is parallel to each other with driven shaft and becomes horizontal positioned, and initiatively steel wheel is relative with driven steel wheel equal diameters and position; Bracing or strutting arrangement comprises: supporting seat, be fixedly connected on the supporting seat by bearing block, spring bearing two are parallel to each other and horizontally disposed back shaft, are fixedly connected with the relative support wheel of an equal diameters and position on two back shafts respectively.

The overlength pipe supports by the active steel wheel of driving machine and two support wheels of driven steel wheel and bracing or strutting arrangement during use, and starter motor then can make the overlength pipe rotate, and sand-blasting gun is stretched into the overlength pipe orifice again the overlength inside pipe wall is carried out sandblast.Owing to many reasons such as equipment, the overlength pipe can not rest on preposition in rotary course, but does the play of randomness along axis direction, causes the sandblast quality of overlength inside pipe wall to guarantee.

Summary of the invention

The purpose of this utility model provides a kind of Super long pipes actuating device that can guarantee overlength inside pipe wall sandblast quality that uses to the overlength inside pipe wall sandblast of 6-10 rice the time.

For achieving the above object, the utility model is taked following design:

A kind of Super long pipes actuating device, it by the overlength pipe, be positioned at overlength pipe right-hand member driving machine, be positioned at the bracing or strutting arrangement of overlength pipe left end and be positioned at right-hand thrust mechanism of overlength pipe and form; It is characterized in that,

Described driving machine comprises: base, the motor that is connected driving shaft on the base, is connected active steel wheel on the driving shaft, is connected driven shaft on the base, is connected driven steel wheel on the driven shaft, is connected with driving shaft by shaft coupling by bearing fixing by bearing fixing; Described driving shaft and driven shaft are parallel to each other and are located in the same horizontal plane, and the diameter of described active steel wheel and thickness equate with the diameter and the thickness of described driven steel wheel; The axis of described driving shaft and driven shaft becomes the angle of 4～8 degree with the axis of described overlength pipe, distance between described driving shaft right-hand member and the described overlength tubular axis line is less than the distance between described driving shaft left end and the described overlength tubular axis line, described active steel wheel supports the preceding bottom of described overlength pipe, and described driven steel wheel supports the rear lower of described overlength pipe; Described driven steel wheel is positioned at the right side of described active steel wheel, and the distance between described active steel wheel right flank and the described driven steel wheel left surface is L, and the thickness of described active steel wheel is B, 0＜L≤B;

Described bracing or strutting arrangement comprises: supporting seat, be connected two back shafts that are parallel to each other and are located in the same horizontal plane on the supporting seat by bearing fixing, be fixedly connected with the support steel wheel that a diameter and thickness equate with the diameter and the thickness of described active steel wheel on two back shafts respectively; The axis of described back shaft is parallel with the axis of described driving shaft and be located in the same horizontal plane, and the position relation between the two described support steel wheels concerns close with the position between described active steel wheel and the driven steel wheel;

Described thrust mechanism comprises: the support that has the support of guide rail, is connected with described frame guide rail by roller, the rotating cylinder that is fixedly connected on cylinder on the described support, is connected with described support by bearing, described support is fixedlyed connected with the piston rod of described cylinder, the dead in line of the axis of described rotating cylinder and described overlength pipe;

The diameter of described active steel wheel is D, and the distance between described driving shaft and the driven shaft is H, and the distance between described two back shafts is H, D/2＜H≤D.

The utility model has the advantages that: the utility model Super long pipes actuating device is owing to adopt above-mentioned design, driving initiatively when the motor in the driving machine rotates, steel wheel rotates, further driving the overlength pipe rotates, the overlength pipe moves axially the sidewall that withstands rotating cylinder until the end of overlength pipe simultaneously to the right in rotating process, rotating cylinder stops to live moving axially of overlength pipe along with the overlength pipe rotates together, at this moment guarantee that the overlength pipe only rotates, the endoporus of sand-blasting gun by rotating cylinder stretches into and carries out sandblast in the overlength pipe orifice, the overlength inside pipe wall is impacted uniformly, certain depth of abrasion pattern is arranged, rough surface is to improve adhesive force of coatings.The utility model can make the sandblast process carry out smoothly, has guaranteed the quality of sandblast.After the nozzleman finished, disable motor promoted rotating cylinder by cylinder and promotes the overlength pipe left, by cylinder rotating cylinder is retracted original position more afterwards, makes between rotating cylinder and the overlength pipe to be separated, so that carry out the replacing of overlength pipe.

Description of drawings

Fig. 1 is the utility model plan structure schematic diagram

Fig. 2 is the utility model master TV structure schematic diagram

Fig. 3 is the A-A cross-sectional schematic among Fig. 2

The specific embodiment

As Fig. 1, Fig. 2, shown in Figure 3, a kind of Super long pipes actuating device of the utility model, it by overlength pipe 1, be positioned at overlength pipe right-hand member driving machine, be positioned at the bracing or strutting arrangement of overlength pipe left end and be positioned at right-hand thrust mechanism of overlength pipe and form; It is characterized in that,

Driving machine comprises: base 2, the motor 7 that is connected driving shaft 3 on the base, is connected active steel wheel 4 on the driving shaft, is connected driven shaft 5 on the base, is connected driven steel wheel 6 on the driven shaft, is connected with driving shaft by shaft coupling by bearing fixing by bearing fixing; Driving shaft 3 and driven shaft 5 are parallel to each other and are located in the same horizontal plane, and initiatively the diameter and the thickness of steel wheel 4 equate with the diameter and the thickness of driven steel wheel 6; The axis of driving shaft 3 and driven shaft 5 becomes the angles of 4～8 degree with the axis of overlength pipe 1, if angle is spent less than 4 then the overlength pipe still might be made the randomness play; Contact-making surface if angle is spent greater than 8 between overlength pipe and the steel wheel reduces, and will influence the synchronous rotary speed of overlength pipe; Distance between driving shaft 3 right-hand members and overlength pipe 1 axis is less than the distance between driving shaft 3 left ends and overlength pipe 1 axis, and initiatively steel wheel 4 supports the preceding bottom of overlength pipe 1, and driven steel wheel 6 supports the rear lower of overlength pipe 1; Driven steel wheel 6 is positioned at the initiatively right side of steel wheel 4, and initiatively the distance between steel wheel 4 right flanks and driven steel wheel 6 left surfaces is L, and initiatively the thickness of steel wheel 4 is B, 0＜L≤B; 0＜L to be guaranteeing that initiatively the side of steel wheel and driven steel wheel can not rub, if B＜L then can influence the rotary speed of overlength pipe;

Bracing or strutting arrangement comprises: supporting seat 8, be connected by bearing fixing and be fixedly connected with a diameter and thickness and the initiatively diameter of steel wheel 4 and the support steel wheel 10 that thickness equates on 9, two back shafts 9 of two back shafts that are parallel to each other and are located in the same horizontal plane on the supporting seat 8 respectively; The axis of back shaft 9 is parallel with the axis of driving shaft 3 and be located in the same horizontal plane, and the two positions relations that support between the steel wheels 10 concern close with the position between steel wheel 4 and the driven steel wheel 6 initiatively;

Thrust mechanism comprises: the support 13 that has the support 12 of guide rail 11, is connected with frame guide rail 11 by roller, the rotating cylinder 15 that is fixedly connected on cylinder 14 on the support 12, is connected with support 13 by bearing, support 13 is fixedlyed connected with the piston rod of cylinder 14, the dead in line of the axis of rotating cylinder 15 and overlength pipe 1;

Initiatively the diameter of steel wheel 4 is D, and the distance between driving shaft 3 and the driven shaft 5 is H, and the distance between two back shafts 9 is H, D/2＜H≤D.

Claims (1)

1, a kind of Super long pipes actuating device, it by the overlength pipe, be positioned at overlength pipe right-hand member driving machine, be positioned at the bracing or strutting arrangement of overlength pipe left end and be positioned at right-hand thrust mechanism of overlength pipe and form; It is characterized in that,

Described driving machine comprises: base, the motor that is connected driving shaft on the base, is connected active steel wheel on the driving shaft, is connected driven shaft on the base, is connected driven steel wheel on the driven shaft, is connected with driving shaft by shaft coupling by bearing fixing by bearing fixing; Described driving shaft and driven shaft are parallel to each other and are located in the same horizontal plane, and the diameter of described active steel wheel and thickness equate with the diameter and the thickness of described driven steel wheel; The axis of described driving shaft and driven shaft becomes the angle of 4～8 degree with the axis of described overlength pipe, distance between described driving shaft right-hand member and the described overlength tubular axis line is less than the distance between described driving shaft left end and the described overlength tubular axis line, described active steel wheel supports the preceding bottom of described overlength pipe, and described driven steel wheel supports the rear lower of described overlength pipe; Described driven steel wheel is positioned at the right side of described active steel wheel, and the distance between described active steel wheel right flank and the described driven steel wheel left surface is L, and the thickness of described active steel wheel is B, 0＜L≤B;

Described bracing or strutting arrangement comprises: supporting seat, be connected two back shafts that are parallel to each other and are located in the same horizontal plane on the supporting seat by bearing fixing, be fixedly connected with the support steel wheel that a diameter and thickness equate with the diameter and the thickness of described active steel wheel on two back shafts respectively; The axis of described back shaft is parallel with the axis of described driving shaft and be located in the same horizontal plane, and the position relation between the two described support steel wheels concerns close with the position between described active steel wheel and the driven steel wheel;

Described thrust mechanism comprises: the support that has the support of guide rail, is connected with described frame guide rail by roller, the rotating cylinder that is fixedly connected on cylinder on the described support, is connected with described support by bearing, described support is fixedlyed connected with the piston rod of described cylinder, the dead in line of the axis of described rotating cylinder and described overlength pipe;

The diameter of described active steel wheel is D, and the distance between described driving shaft and the driven shaft is H, and the distance between described two back shafts is H, D/2＜H≤D.

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