CN211476975U - Groove detector - Google Patents

Abstract

A groove detector relates to the technical field of pipeline and steel plate construction, and comprises a step feeler gauge and a sample plate, wherein the step feeler gauge is in a long strip shape and is formed by connecting a plurality of feeler gauges with different thicknesses; the sample plate is a block polygon; the end with smaller thickness of the step feeler gauge is triangular, the end point of the top of the step feeler gauge is a measuring angle E, the end with larger thickness is connected with one edge of the sample plate, and two opposite peripheral side surfaces of the step feeler gauge at the connection part form two included angles with two edges of the sample plate, namely a measuring angle A and a measuring angle B; the edges of the sample plate which are not connected with the step clearance gauge are sequentially connected to form a plurality of end parts, wherein two end parts are a measuring angle C and a measuring angle D. This detector is provided with the detection angle of multiunit limit angle, can detect multiple specification groove, and it still has the clearance gauge function concurrently, can detect the gap width, especially to the clearance that has certain thickness, and it can measure whether the width of narrowest department meets the requirements, and is small portable simultaneously.

Description

Groove detector

Technical Field

The utility model relates to a pipeline, steel sheet construction technical field specifically are a groove detector.

Background

In the construction of pipelines or steel plates, two pipelines or two steel plates are often welded together, the connecting end surfaces of the two pipelines or two steel plates are required to be processed into a groove structure, the groove angle is a key index for controlling the welding quality and must be strictly controlled, for example, a single V-shaped groove, and the groove angle is 70 degrees +/-5 degrees when the wall thickness of the pipeline (or steel plate) is 3-9 mm; the wall thickness of the pipeline (or the steel plate) is 9-26 mm, and the bevel angle is 60 degrees +/-5 degrees. At present, a welding inspection ruler is usually adopted to detect the angle of a groove and the width of a welding seam, the precision is high, the angle and the height of the groove can be directly measured, but the structure is complex, reading is needed, the measurement is long in time consumption, the groove cannot be beaten and collided, and the groove is scrapped once deformed. Chinese granted patent CN210147294U provides a template for detecting a cut, wherein one of the plates is provided with two extreme angles, the two extreme angles are respectively a maximum value and a minimum value within a certain cut standard range, and the groove can be directly judged whether within a qualified angle range without reading.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, an object of the utility model is to provide a groove detector, this groove detector set up a plurality of biggest and minimum limit angle, and same groove detector can satisfy the judgement needs of multiple groove, and its self thickness becomes the echelonment change simultaneously, has the function of clearance gauge concurrently.

In order to achieve the above object, the utility model provides a following technical scheme: a groove detector comprises a step clearance gauge and a sample plate, wherein the step clearance gauge is in a long strip shape and is formed by sequentially connecting a plurality of clearance gauges with different thicknesses according to the increasing sequence of the thicknesses; the sample plate is a block polygon, one end of the stepped feeler gauge with larger thickness is connected with one edge of the sample plate, two opposite peripheral side surfaces of the stepped feeler gauge at the connection position form two included angles with the two edges of the sample plate, wherein the included angles are a measurement angle A and a measurement angle B, and the included angles are A, B degrees; the sides of the sample plate, which are not connected with the step clearance gauge, are sequentially connected to form a plurality of end parts, wherein two end parts are a measuring angle C and a measuring angle D, and the included angle degrees of the two end parts are C, D respectively; the one end that ladder clearance gauge thickness is less is triangle-shaped, and its top endpoint is measurement angle E, and its contained angle degree is E, contained angle degree A, B, C, D, E is standard angle value respectively.

Preferably, the template is a pentagon, the included angle degree of measurement angle A is 125 degrees, the included angle degree of measurement angle B is 120 degrees, the included angle degree of measurement angle C is 60 degrees, the included angle degree of measurement angle D is 70 degrees, the included angle degree of measurement angle E is 75 degrees, and single V-shaped weld opening groove angles with different thicknesses can be detected.

Preferably, the step feeler gauge is formed by sequentially connecting feeler gauges with the thicknesses of 1mm, 2mm and 3mm,

preferably, the thickness of the sample plate is 4 mm.

Preferably, the groove detector is further provided with a connecting hole for connecting with a key ring, a wire and the like, and the groove detector is convenient to carry, hang and keep.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) this groove detector is provided with the angle of detection, and the angle of detecting the angle only needs through two maximum and minimum extreme angles for satisfying the groove angle of a certain standard, can directly judge whether the groove is in qualified angle range, and it is convenient to use.

(2) The groove detector comprises a plurality of groups of detection angles of limit angles, can detect grooves of various specifications, has a feeler gauge function, can detect whether the width of a gap meets the requirement, and can measure the width of the narrowest part particularly for the gap with certain thickness.

(3) The volume is small, and the carrying is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

in the figure: 1. a step clearance gauge; 2. a template; 3. connecting holes; 101. a feeler gauge; A. measuring an angle A; B. measuring an angle B; C. measuring an angle C; D. measuring an angle D; E. the angle E is measured.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a groove detector comprises a step feeler 1 and a sample plate 2, wherein the step feeler 1 is long and is formed by sequentially connecting three feelers 101 with the thicknesses of 1mm, 2mm and 3 mm; the sample plate 2 is a block-shaped pentagon, one end of the ladder feeler gauge 1 with larger thickness is connected with the sample plate 2, two opposite peripheral side surfaces of the ladder feeler gauge 1 at the connecting point form two included angles with two edges of the sample plate 2, namely a measurement angle A and a measurement angle B, and the included angles are 125 degrees and 120 degrees respectively; each edge of the sample plate 2 which is not connected with the step clearance gauge 1 is sequentially connected to form 3 end parts, wherein 2 end parts are a measuring angle C and a measuring angle D, and the included angle degrees are 60 degrees and 70 degrees respectively; the end of the stepped feeler gauge 1 with smaller thickness is triangular, the end point of the top of the stepped feeler gauge is a measuring angle E, and the included angle degree is 75 degrees; the sample plate 2 is provided with a connecting hole 3 for connecting with a key ring, a line and the like, and is convenient to carry, hang and keep.

The utility model can detect the bevel angle of single V-shaped grooves with different thicknesses (the bevel angle is 60-70 degrees when the wall thickness of the welding body is 3-9 mm, and the bevel angle is 65-75 degrees when the wall thickness of the welding body is 9-26 mm); wherein set up 120 °, 125 and can inspect groove processing inclined plane and groove angle, confirm whether it is in 120 + 125, satisfy normal welding standard, can also inspect pipeline or steel sheet group to the clearance width in addition, especially to the clearance that has certain thickness, the utility model discloses a clearance gauge has certain length, width, can measure the interval of the narrowest department in the plane.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A groove detector is characterized by comprising a step feeler gauge and a sample plate, wherein the step feeler gauge is in a long strip shape and is formed by sequentially connecting a plurality of feeler gauges with different thicknesses according to the increasing sequence of the thicknesses; the sample plate is a block polygon, one end of the stepped feeler gauge with larger thickness is connected with one edge of the sample plate, and two opposite peripheral side surfaces of the stepped feeler gauge at the connection position form two included angles with two edges of the sample plate, namely a measurement angle A and a measurement angle B; the sides of the sample plate, which are not connected with the step clearance gauge, are sequentially connected to form a plurality of end parts, wherein two end parts are a measuring angle C and a measuring angle D; the end of the stepped feeler gauge with smaller thickness is triangular, and the end point of the top of the stepped feeler gauge is a measuring angle E.

2. The groove detector of claim 1, wherein the pattern is a pentagon, the measurement angle a is 125 °, the measurement angle B is 120 °, the measurement angle C is 60 °, the measurement angle D is 70 °, and the measurement angle E is 75 °.

3. The groove detector according to claim 2, wherein the stepped feelers are formed by connecting feelers with thicknesses of 1mm, 2mm and 3mm in sequence.

4. The groove detector of claim 3, wherein the former plate is 4mm thick.

5. The groove detector according to any one of claims 1 to 4, wherein the groove detector is further provided with a connecting hole.

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