CN208635711U - The equivalent wall thickness measuring device of scaffolding steel pipe - Google Patents

Abstract

The utility model provides the equivalent wall thickness measuring device of scaffolding steel pipe, including hollow pipe, handle and linear displacement transducer, handle is fixed on the right side of hollow pipe, and linear displacement transducer is mounted on hollow pipe rear, insertion is provided with switch above hollow pipe, lid has been connected by screw in front of hollow pipe, and hollow inside pipe wall rear is provided with card slot, card has battery in card slot, handle inner is equipped with the plug for extending to and in hollow pipe and being electrically connected with the battery, the connecting wire connecting with linear displacement transducer is electrically connected with above battery, it is adapted to the production and application of tube wall field of measuring technique, user sends as an envoy to the used time outside simultaneously, external power supply can be connected by plug to charge the battery, in order to which outgoing carry uses, if being used up for a long time using rear battery capacity, user can also carry out human eye inspection by ruler It surveys, the equivalent wall thickness measuring device of this kind of scaffolding steel pipe is small in size, and it is easy to carry, be conducive to outgoing carry of user and use.

Description

The equivalent wall thickness measuring device of scaffolding steel pipe

Technical field

The utility model relates to tube wall field of measuring technique, the specially equivalent wall thickness measuring device of scaffolding steel pipe.

Background technique

The equivalent wall thickness measuring device of scaffolding steel pipe is the instrument measured to scaffolding steel pipe thickness.

Steel pipe thickness measure at present is mainly contact slide calliper rule manual measurement and apparatus measures, but existing scaffolding steel pipe Equivalent wall thickness measuring device, manual measurement take time and effort, and rely on human eye detection, and prolonged range estimation easily causes human eye tired, Biggish measurement error is generated, accuracy rate is lower, and measuring instrument higher cost, and structure is complicated, inconvenient to carry, execution conditions It is required that it is high, it is not suitable for the measurement of scaffolding steel pipe thickness.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides the equivalent wall thickness measuring device of scaffolding steel pipe, solves The existing equivalent wall thickness measuring device of scaffolding steel pipe, the equivalent wall thickness measuring device of scaffolding steel pipe, manual measurement take time and effort, And human eye detection is relied on, prolonged range estimation easily causes human eye tired, generates biggish measurement error, accuracy rate is lower, and surveys Measuring appratus higher cost, structure is complicated, inconvenient to carry, and execution conditions require height, is not suitable for the survey of scaffolding steel pipe thickness The problem of amount.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: the equivalent wall thickness measuring device of scaffolding steel pipe, Including hollow pipe, handle and linear displacement transducer, the handle is fixed on the right side of hollow pipe, and the linear displacement transducer It is mounted on hollow pipe rear, insertion is provided with switch above the hollow pipe, has been connected by screw to lid in front of the hollow pipe Son, and the hollow inside pipe wall rear is provided with card slot, card has battery in the card slot, and the handle inner is hollow equipped with extending to Plug that is interior and being electrically connected with the battery is managed, the connection connecting with linear displacement transducer is electrically connected with above the battery and leads Line, the hollow pipe left side is provided with sliding slot, and lower clamp plate is fixedly connected in the sliding slot, and the lower clamp plate is fixedly arranged above bullet Spring, and the spring is fixedly arranged above the upper clamp plate slided in sliding slot, the upper clamp plate is fixed by spring and lower clamp plate, institute Lower clamp plate rear is stated equipped with ruler；The linear displacement transducer includes carbon brush, line plate and pull rod, and the carbon brush is socketed online plate On, and the pull rod is fixed on the left of carbon brush.

Further advantage: two sides are in " arc " to the handle up and down, and the handle is closely fitted with cushion in two sides up and down, And band is distributed in the cushion surface.

Further advantage: after the measurement of the ruler is 1cm-10cm, and the ruler is bonded in lower clamp plate by glue Side.

Further advantage: the linear displacement transducer is connected by connecting wire with battery.

Further advantage: by pressing the upper clamp plate, the spring will stretch downwards

Further advantage: the pull rod left end is fixed with spring top, and the spring is fixed by pull rod and carbon brush.

(3) beneficial effect

Compared with prior art, the utility model provides the equivalent wall thickness measuring device of scaffolding steel pipe, and having following has Beneficial effect:

1, the equivalent wall thickness measuring device of this kind of scaffolding steel pipe measures spring when user is when measuring first Length, then hold handle, and duct wall is clipped between upper clamp plate and lower clamp plate, and be bonded lower clamp plate with duct wall, Then start linear displacement transducer, then press down on upper clamp plate, spring is made to stretch downwards, while upper clamp plate is sliding in sliding slot It is dynamic, stop pressing when upper clamp plate touches pipe surface, since pull rod left end is fixed with spring top, and spring passes through pull rod It is fixed with carbon brush, so spring will drive pull rod to stretch downwards, while carbon brush will slide on online plate, thus online by carbon brush The distance slided on plate can measure the deformation distance of spring, then can be surveyed with the deformation distance that the length of spring subtracts spring The thickness for measuring tube wall reduces the use cost of the equivalent wall thickness measuring device of this kind of scaffolding steel pipe and improves measurement effect Rate；

2, user goes out outside in use, can connect external power supply by plug to charge the battery simultaneously, so as to Used in outgoing carry, and if used up for a long time using rear battery capacity, user can also carry out human eye detection by ruler, The equivalent wall thickness measuring device of this kind of scaffolding steel pipe is small in size, easy to carry, is conducive to outgoing carry of user and uses.

Detailed description of the invention

Fig. 1 is the utility model overall structure floor map；

Fig. 2 is the utility model overall structure diagrammatic cross-section；

Fig. 3 is the utility model linear displacement transducer structural profile illustration；

In figure: 1 hollow pipe, 2 handles, 3 cushions, 4 plugs, 5 lids, 6 switches, 7 linear displacement transducers, 8 springs, 9 are directly Ruler, 10 upper clamp plates, 11 lower clamp plates, 12 connecting wires, 13 card slots, 14 batteries, 15 carbon brush, 16 line plates, 17 pull rods, 18 sliding slots.

Specific embodiment

Described embodiment that the following will be combined with the drawings in the embodiments of the present invention, is only the utility model one Divide embodiment, instead of all the embodiments.

Fig. 1-3, the equivalent wall thickness measuring device of scaffolding steel pipe, including hollow pipe 1, handle 2 and straight-line displacement is please referred to pass Sensor 7, the handle 2 is fixed on 1 right side of hollow pipe, and the linear displacement transducer 7 is mounted on 1 rear of hollow pipe, described Insertion is provided with switch 6 above hollow pipe 1, lid 5 has been connected by screw in front of the hollow pipe 1, and in the hollow pipe 1 Wall rear is provided with card slot 13, and card has battery 14 in the card slot 13, be equipped with inside the handle 2 extend in hollow pipe 1 and with The plug 4 that battery 14 is electrically connected is electrically connected with the connecting wire connecting with linear displacement transducer 7 above the battery 14 12, sliding slot 18 is provided on the left of the hollow pipe 1, and lower clamp plate 11 is fixedly connected in the sliding slot 18, on the lower clamp plate 11 Side is fixed with spring 8, and the spring 8 is fixedly arranged above the upper clamp plate 10 slided in sliding slot 18, and the upper clamp plate 10 passes through Spring 8 and lower clamp plate 11 are fixed, and 11 rear of lower clamp plate is equipped with ruler 9, and the measurement of the ruler 9 is 1cm-10cm, and institute It states ruler 9 and 11 rear of lower clamp plate is bonded in by glue, the linear displacement transducer 7 passes through connecting wire 12 and 14 phase of battery Connection, while user outside out charge to battery 14 in use, can connect external power supply by plug 4, battery 14 Electricity required for linear displacement transducer 7 can be supplied, and if for a long time used up using rear 14 electricity of battery, user also Human eye detection can be carried out by ruler 9, the equivalent wall thickness measuring device of this kind of scaffolding steel pipe is small in size, and it is easy to carry, be conducive to Outgoing carry of user uses；

The linear displacement transducer 7 includes carbon brush 15, line plate 16 and pull rod 17, and the carbon brush 15 is socketed online plate 16 On, and the pull rod 17 is fixed on 15 left side of carbon brush, fixes at the top of 17 left end of pull rod and spring 8, and the spring 8 passes through Pull rod 17 and carbon brush 15 are fixed, when user is when measuring, measures the length of spring 8 first, then hold handle 2, And duct wall is clipped between upper clamp plate 10 and lower clamp plate 11, and be bonded lower clamp plate 11 with duct wall, then start straight line position Displacement sensor 7 then presses down on upper clamp plate 10, keeps spring 8 flexible downwards, while upper clamp plate 10 will be along sliding slot 18 to downslide It is dynamic, stop pressing immediately when upper clamp plate 10 pushes and touches pipe surface, and stay for some time, due to 17 left end of pull rod It is fixed at the top of spring 8, and spring 8 is fixed by pull rod 17 and carbon brush 15, so spring 8 will drive pull rod 17 when stretching downwards It stretches downwardly together, and carbon brush 15 will slide on online plate 16, thus can by the distance slided on the online plate 16 of carbon brush 15 The deformation distance of spring 8 is measured, the thickness of tube wall then can be measured with the deformation distance that the length of spring 8 subtracts spring 8 Degree, reduces the use cost of the equivalent wall thickness measuring device of this kind of scaffolding steel pipe and improves measurement efficiency.

In embodiment, about 2 two sides of handle are in " arc ", and about 2 two sides of the handle are closely fitted with cushion 3, and band is distributed in 3 surface of the cushion, and when user holds handle 2, the palm of user will closely be pasted with cushion 3 It closes, and the band of 3 surface of cushion distribution can reduce the friction between the user's palm and handle 2, and play anti-skidding work With.

In embodiment, by pressing the upper clamp plate 10, the spring 8 will stretch downwards, when in user's downward push When clamping plate, spring 8 will stretch downwards, in order to which user measures pipe thickness.

1 hollow pipe, 2 handles, 3 cushions, 4 plugs, 5 lids, 6 switches, 7 straight-line displacements sensing used in above-described embodiment Device, 8 springs, 9 rulers, 10 upper clamp plates, 11 lower clamp plates, 12 connecting wires, 13 card slots, 14 batteries, 15 carbon brush, 16 line plates, 17 are drawn Bar, 18 sliding slots can be bought by market or private customization obtains, wherein the model KTR-15mm of linear displacement transducer.

Above-described embodiment is served only for that the utility model is further described, no to the specific descriptions of the utility model It can be interpreted as the restriction to scope of protection of the utility model, the technician of this field is according to the content pair of above-mentioned utility model The utility model is made some nonessential modifications and adaptations and is each fallen within the protection scope of the utility model.

Claims (6)

1. the equivalent wall thickness measuring device of scaffolding steel pipe, including hollow pipe (1), handle (2) and linear displacement transducer (7), institute It states handle (2) to be fixed on the right side of hollow pipe (1), and the linear displacement transducer (7) is mounted on hollow pipe (1) rear, it is special Sign is: insertion is provided with switch (6) above the hollow pipe (1), has been connected by screw to lid in front of the hollow pipe (1) (5), and the hollow pipe (1) inner wall rear is provided with card slot (13), and card has battery (14), the handle in the card slot (13) (2) internal to be equipped with the plug (4) for extending in hollow pipe (1) and being electrically connected with battery (14), electricity above the battery (14) Property be connected with the connecting wire (12) connecting with linear displacement transducer (7), be provided with sliding slot (18) on the left of the hollow pipe (1), And be fixedly connected with lower clamp plate (11) in the sliding slot (18), the lower clamp plate (11) is fixedly arranged above spring (8), and the bullet Spring (8) is fixedly arranged above the upper clamp plate (10) slided in sliding slot (18), and the upper clamp plate (10) passes through spring (8) and lower clamp plate (11) fixed, lower clamp plate (11) rear is equipped with ruler (9)；The linear displacement transducer (7) includes carbon brush (15), line plate (16) it is socketed on online plate (16) with pull rod (17), the carbon brush (15), and the pull rod (17) is fixed on the left of carbon brush (15).

2. the equivalent wall thickness measuring device of scaffolding steel pipe according to claim 1, it is characterised in that: on the handle (2) Lower two sides are in " arc ", and two sides are closely fitted with cushion (3) handle (2) up and down, and the cushion (3) surface is distributed There is band.

3. the equivalent wall thickness measuring device of scaffolding steel pipe according to claim 1, it is characterised in that: the ruler (9) Measurement is 1cm-10cm, and the ruler (9) is bonded in lower clamp plate (11) rear by glue.

4. the equivalent wall thickness measuring device of scaffolding steel pipe according to claim 1, it is characterised in that: the straight-line displacement passes Sensor (7) is connected by connecting wire (12) with battery (14).

5. the equivalent wall thickness measuring device of scaffolding steel pipe according to claim 1, it is characterised in that: by pressing on described Clamping plate (10), the spring (8) will stretch downwards.

6. the equivalent wall thickness measuring device of scaffolding steel pipe according to claim 5, it is characterised in that: the pull rod (17) is left End is fixed at the top of spring (8), and the spring (8) is fixed by pull rod (17) and carbon brush (15).