CN205843539U - pipeline intersection point indicator - Google Patents

Abstract

The utility model discloses a kind of pipeline intersection point indicator.This pipeline intersection point indicator includes: first measures arm, comprising: first measures bar and be laid in first metal tube clamping device and the first measurement arm hinged seat at these the first measurement bar two ends, described first metal tube clamping device is the first magnetic V-shape base；Second measures arm, comprising: second measures bar and be laid in second metal tube clamping device and the second measurement arm hinged seat at these the second measurement bar two ends, described second metal tube clamping device is the second magnetic V-shape base；And hand rest, comprising: base and pointer, pointer is measured arm hinged seat and second through described first and is measured arm hinged seat formation articulated structure, on the centrage intersection point of two metal tubes that the top of pointer is positioned at bend pipe to be detected.This pipeline intersection point indicator improves accuracy and the accuracy rate of measurement.

Description

Pipeline intersection point indicator

Technical field

This utility model relates to pipeline fields of measurement, particularly to a kind of pipeline intersection point indicator.

Background technology

Various machinerys exist substantial amounts of bending metal pipe become low pressure line, these pipelines when size marking, All using the intersection point of two pipes as measuring point, and this point is a virtual point.

Existing metering system and shortcoming:

1, special tooling (tool) is used to detect: every kind of corresponding a set of frock of oil pipe, expense, volume, preservation are the most relatively Difficulty.

2, three-dimensional coordinates measurement measuring instrument: be typically necessary a bigger datum plane, and on pipeline typically no so Plane；Contact type measurement, elongated oil pipe can deform.

3, contactless 3D scanning/structure light is reverse: also generally all needs a bigger face as datum level, uses simultaneously The pipeline centrage that pipeline contour fitting goes out, because the problem of oil-pipe external wall precision is also inaccurate, causes to detect or imitate Rate is low.

4, digital measurement projector: need to directly give the intersection point of pipeline.

The information being disclosed in this background section is merely intended to increase the understanding to general background of the present utility model, and It is not construed as recognizing or imply in any form this information structure existing well known to persons skilled in the art Technology.

Utility model content

The purpose of this utility model is to provide a kind of simple and reasonable pipeline intersection point indicator, and this pipeline intersection point refers to Show device an original Virtual space point can be become one can the actual actual point (tip of pointer) measured, Jin Erneng Enough use various general measure means to carry out pipeline size measurement, improve accuracy and the accuracy rate of measurement.

For achieving the above object, this utility model provides a kind of pipeline intersection point indicator, this pipeline intersection point indicator bag Include: first measures arm, comprising: first measures bar and be laid in the first metal tube clamping device at these the first measurement bar two ends Measuring arm hinged seat with first, described first metal tube clamping device is the first magnetic V-shape base；Second measures arm, comprising: the Two measure bar and are laid in second metal tube clamping device and the second measurement arm hinged seat at these the second measurement bar two ends, described Second metal tube clamping device is the second magnetic V-shape base；And hand rest, comprising: base and pointer, described pointer passes through it Bottom is vertically fixed on the central authorities of described base, and this pointer is measured arm hinged seat and second through described first and measured arm hinged seat Forming articulated structure, the top of described pointer is epiconus, and during measurement, this epiconus is positioned at two metal tubes of bend pipe to be detected Centrage intersection point on.

Preferably, in technique scheme, first measure arm hinged seat there is backstop dish and hinged plug, this backstop dish and Hinged plug runs through and offers hand rest screwed hole, and described second measures the hinge that arm hinged seat has and described hinged plug is adaptive T-Ring, the bottom of described pointer has the external screw thread adaptive with described hand rest screwed hole.

Preferably, in technique scheme, base is discoid.

This utility model provides another kind of pipeline intersection point indicator, comprising: first measures arm, comprising: first surveys Gauge rod and be laid in this and first measure the first metal tube clamping device at bar two ends and first and measure arm hinged seat, described first Metal tube clamping device includes the first V-shape base and is arranged on the first fixture on this first V-shape base；Second measures arm, comprising: Second measures bar and is laid in second metal tube clamping device and the second measurement arm hinged seat, the institute at these the second measurement bar two ends State the second metal tube clamping device include the second V-shape base and be arranged on the second fixture on this second V-shape base；And hand rest, Comprising: base and pointer, described pointer is vertically fixed on the central authorities of described base by its bottom, and this pointer is through described the One measures arm hinged seat and second measures arm hinged seat formation articulated structure, and the top of described pointer is epiconus, should during measurement On the centrage intersection point of two metal tubes that epiconus is positioned at bend pipe to be detected.

Compared with prior art, this utility model has the advantages that this pipeline intersection point indicator can be by original One Virtual space point become one can the actual actual point (tip of pointer) measured, and then various routine can be used Measurement means carries out pipeline size measurement, improves accuracy and the accuracy rate of measurement.

Accompanying drawing explanation

Fig. 1 is the perspective view of pipeline intersection point indicator of the present utility model.

Fig. 2 is the decomposition texture schematic diagram of pipeline intersection point indicator of the present utility model.

Fig. 3 is the sectional structure schematic diagram of pipeline intersection point indicator of the present utility model.

Detailed description of the invention

Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is described in detail, it is to be understood that this practicality Novel protection domain is not limited by detailed description of the invention.

Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan Part or other ingredient.

As shown in Figure 1 to Figure 3, according to the concrete structure bag of the pipeline intersection point indicator of this utility model detailed description of the invention Include: first measures arm 1, second measures arm 2 and this first measurement arm 1, second is measured the hand rest 3 that arm 2 is hinged, Two metal tubes of bend pipe 4 to be detected are the most coaxially fixed on the first measurement arm 1, second and measure on arm 2 so that first measures arm 1, second measure arm 2 respectively with the centerline parallel of two metal tubes, now (first measures arm 1 He to the pointer axis of hand rest 3 Second hinge axes measuring arm 2) through the intersecting lens of two metal tubes, the most advanced and sophisticated centrage intersection point at two metal tubes of pointer On, thus an original Virtual space point is become one can the actual actual point (tip of pointer) measured, Jin Erneng Enough use various general measure means to carry out pipeline size measurement, improve accuracy and the accuracy rate of measurement.

Specifically, as shown in Figure 1 to Figure 3, first measure arm 1 include: first measure bar 11 and be laid in this first The the first metal tube clamping device 12 and first measuring bar two ends measures arm hinged seat 13, wherein, the first metal tube clamping device 12 is magnetic V-shape base, or V-shape base is equipped with fixture.The metal tube of bend pipe to be detected axially puts into the first metal tube clamping device 12, Adsorbed on metal pipe-wall by magnetic V-shape base, or realize bend pipe to be detected in metal tube being pressed on V-shape base by fixture The centrage of metal tube measures the parallel to heart clamping of arm 1 with first.First measures arm hinged seat 13 has backstop dish and hinged Plug, this backstop dish and hinged plug run through and offer hand rest screwed hole.

Second measures arm 2 includes: second measures bar 21 and be laid in the second metal pipe clamp at these the second measurement bar two ends Tight device 22 and second measures arm hinged seat 23, and wherein, the second metal tube clamping device 22 is magnetic V-shape base, or V-shape base is equipped with Fixture.The metal tube of bend pipe to be detected axially puts into the second metal tube clamping device 22, is adsorbed at metal tube by magnetic V-shape base On wall, or the centrage and second of the metal tube realizing bend pipe to be detected in metal tube being pressed on V-shape base by fixture is measured Arm 2 to the heart clamping parallel.Second measures arm hinged seat 23 has hinge eyes.

As it is shown on figure 3, hand rest 3 is hinged for this first measurement arm 1, second is measured arm 2, specifically include: Base and pointer, wherein, pointer is vertically fixed on the central authorities of base by its bottom, and the bottom of this pointer has to be measured with first The external screw thread that the hand rest screwed hole of arm hinged seat 13 is adaptive, the top of pointer is epiconus.Two metals of bend pipe to be detected Pipe is the most coaxially fixed on the first measurement arm 1, second and measures on arm 2 so that first measures arm 1, second measures arm 2 respectively with two The centerline parallel of bar metal tube, now (first measures arm 1 and the jointed shaft of the second measurement arm 2 to the pointer axis of hand rest 3 Line) through the intersecting lens of two metal tubes, the epiconus of pointer is positioned at the (length of pointer on the centrage intersection point of two metal tubes Just the most consistent with the distance of two groups of parallel lines), thus an original Virtual space point is become one can actual measurement Actual point (tip of pointer), and then various general measure means can be used to carry out pipeline size measurement.The length of pointer can To change (length change), in order to the metal tube going for different tube diameters is measured.

To sum up, an original Virtual space point can be become one and can actual measure by this pipeline intersection point indicator Actual point (tip of pointer), and then various general measure means can be used to carry out pipeline size measurement, improve measurement Accuracy and accuracy rate.

The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These Describe and be not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out A lot of changes and change.The purpose selected exemplary embodiment and describe is to explain certain principles of the present utility model And reality application, so that those skilled in the art is capable of and utilizes various different example of the present utility model Property embodiment and various different selection and change.Scope of the present utility model be intended to by claims and etc. similar shape Formula is limited.

Claims (4)

1. a pipeline intersection point indicator, it is characterised in that including:

First measures arm, comprising: first measures bar and be laid in first metal tube clamping dress at these the first measurement bar two ends Putting and measure arm hinged seat with first, described first metal tube clamping device is the first magnetic V-shape base；

Second measures arm, comprising: second measures bar and be laid in second metal tube clamping dress at these the second measurement bar two ends Putting and measure arm hinged seat with second, described second metal tube clamping device is the second magnetic V-shape base；And

Hand rest, comprising: base and pointer, described pointer is vertically fixed on the central authorities of described base by its bottom, and this refers to Pin is measured arm hinged seat and second through described first and is measured arm hinged seat formation articulated structure, and the top of described pointer is circular cone Point, during measurement on the centrage intersection point of two metal tubes that this epiconus is positioned at bend pipe to be detected.

Pipeline intersection point indicator the most according to claim 1, it is characterised in that described first measures arm hinged seat only has Block plate and hinged plug, this backstop dish and hinged plug run through and offer hand rest screwed hole, and described second measures arm hinged seat Having the hinge eyes adaptive with described hinged plug, the bottom of described pointer has the outer spiral shell adaptive with described hand rest screwed hole Stricture of vagina.

Pipeline intersection point indicator the most according to claim 1, it is characterised in that described base is discoid.

4. a pipeline intersection point indicator, it is characterised in that including:

First measures arm, comprising: first measures bar and be laid in first metal tube clamping dress at these the first measurement bar two ends Putting and measure arm hinged seat with first, described first metal tube clamping device includes the first V-shape base and is arranged on this first V-shape base The first fixture；

Second measures arm, comprising: second measures bar and be laid in second metal tube clamping dress at these the second measurement bar two ends Putting and measure arm hinged seat with second, described second metal tube clamping device includes the second V-shape base and is arranged on this second V-shape base The second fixture；And

Hand rest, comprising: base and pointer, described pointer is vertically fixed on the central authorities of described base by its bottom, and this refers to Pin is measured arm hinged seat and second through described first and is measured arm hinged seat formation articulated structure, and the top of described pointer is circular cone Point, during measurement on the centrage intersection point of two metal tubes that this epiconus is positioned at bend pipe to be detected.