CN208606691U - A kind of portable radian measuring instrument - Google Patents

A kind of portable radian measuring instrument Download PDF

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Publication number
CN208606691U
CN208606691U CN201821432938.0U CN201821432938U CN208606691U CN 208606691 U CN208606691 U CN 208606691U CN 201821432938 U CN201821432938 U CN 201821432938U CN 208606691 U CN208606691 U CN 208606691U
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CN
China
Prior art keywords
steel sheet
loop bar
arc
radius
adjusting rod
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Active
Application number
CN201821432938.0U
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Chinese (zh)
Inventor
何尧
郭学骞
郭呈祥
陈俊岭
邹杰宗
佘立业
吴军
申兴月
张昕
赖福宝
陈秋实
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Wuhan Construction Engineering Co Ltd
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Wuhan Construction Engineering Co Ltd
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Priority to CN201821432938.0U priority Critical patent/CN208606691U/en
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Publication of CN208606691U publication Critical patent/CN208606691U/en
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Abstract

The utility model relates to a kind of portable radian measuring instruments, including flexible steel sheet, radius adjusting rod, limit arc I-steel, rotary buckle and fixed loop bar, the intermediate position of the limit arc I-steel is welded with the fixed loop bar, the axis of the fixed loop bar intersects and vertical with center of arc's line of limit arc I-steel, the fixed loop bar internal sleeve is equipped with the radius adjusting rod, the utility model simple structure and reasonable design, target radian is measured by the way that flexible steel sheet is arranged, it is not easy to wear, it ensure that the accuracy of radian detection;Radius adjusts rod piece and can measure limit arc I-steel radius or more in moving process (such as limit radius is 50cm, measurement range is the accurate measurement of 50cm to+∞), increase the range of radian detection, by fixed loop bar it is fixed after flexible steel sheet measurement or positioning arc size can be used, substantially increase the efficiency of arc measuring and accurate.

Description

A kind of portable radian measuring instrument
Technical field
The utility model relates to construction detection device technology field more particularly to a kind of portable radian measuring instruments.
Background technique
Currently, not having the device of adaptation needles of various sizes profession arc measurement and positioning in the market, in the actual construction process Substantially mold is welded by the tradition that scene is directly made or total station gets line setting ready.Generally existing instrument is inconvenient to carry, measurement is put The disadvantages of line difficulty is big, size is unadjustable, application range is narrow, measuring accuracy is insufficient.As arcuate structure is in building trade Using increasingly extensive, if cannot efficiently accurate city's roads, it is beautiful on the one hand to influence structure, on the one hand influences site operation Progress.So be badly in need of a kind of efficient, convenient, structure simple and flexible the arc measurement device of profession, come guarantee construction quality and Construction speed.
Utility model content
In view of this, the present invention provides a kind of portable radian measuring instrument, main purpose is to solve conventional arched The problem that structure instrument is inconvenient to carry, surveying setting-out difficulty is big, size is unadjustable, application range is narrow, measuring accuracy is insufficient.
The technical scheme adopted by the utility model is
A kind of portable radian measuring instrument, including flexible steel sheet, radius adjusting rod, limit arc I-steel, rotary buckle The fixed loop bar, the axis of the fixed loop bar are welded with the intermediate position of fixed loop bar, the limit arc I-steel Intersecting with center of arc's line of limit arc I-steel and vertical, the fixed loop bar internal sleeve is equipped with the radius adjusting rod, The radius adjusting rod is removably connected with flexible steel sheet close to the one end at limit arc I-steel center, and the flexible steel sheet exists Perpendicular with radius adjusting rod under free state, the both ends of the limit arc I-steel, which are hinged with, rotates freely buckle, institute It states to rotate freely and be fastened in the recess sliding groove of flexible steel sheet two sides.
Optimization, a kind of above-mentioned portable radian measuring instrument further includes being mounted on the outside of fixed loop bar, to limit half The locking buckle that diameter adjusting rod is moved along fixing sleeve rod axis.
Optimization, a kind of above-mentioned portable radian measuring instrument, the external diameter surface of the radius adjusting rod be provided with to The graduation mark that surveyed radius value is read out.
Optimization, a kind of above-mentioned portable radian measuring instrument, the buckle that rotates freely is slidably mounted on flexible steel sheet On recess sliding groove in and rotate freely buckle head be lower than flexible steel sheet outer surface.
Optimization, a kind of above-mentioned portable radian measuring instrument, the flexible steel sheet passes through nut phase with radius adjusting rod Connection.
Optimization, a kind of above-mentioned portable radian measuring instrument, the radius adjusting rod is I-steel.
When using above structure: for arc measurement instrument when being in unused state, radius adjusting rod and flexible steel sheet can be with Connection is disengaged, buckle is rotated freely and is connect with flexible steel sheet by articulated manner, such connection type is simple and reliable, repair demolition Convenient, flexible durable.
When being in use state, radius adjusting rod stretches arc measurement instrument backward, and flexible steel sheet stretches backward, while from Following flexible steel sheet to rotate freely and move by rotary buckle and recess sliding groove ensures that it is in the freedom of three points one planes State makes its radian be in the arc-shaped of standard.
When radius adjusting rod is stretched to the scale of radius of target, control flexible steel sheet radius of the radian is used on fixed loop bar Locking buckle locking can be used to measure and position.
When whether being in standard arc-shaped state for measuring entity circular arc, arc measurement instrument is adjusted to target circular arc half Diameter is affixed to measured entity with flexible steel sheet, if flexible steel sheet is completely coincident with entity, being measured entity is standard circular arc, It is on the contrary then there are flaws.
The utility model has the beneficial effects that:
The utility model simple structure and reasonable design measures target radian by the way that flexible steel sheet is arranged, is not easy to grind Damage ensure that the accuracy of radian detection;Radius adjusts rod piece can measure limit arc I-steel radius in moving process Or more (such as limit radius is 50cm, measurement range is the accurate measurement of 50cm to+∞), increases the model of radian detection It encloses, flexible steel sheet measurement or positioning arc size can be used after fixing by fixed loop bar, substantially increase arc measuring Efficiency and accurate.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of the portable radian measuring instrument described in the utility model under without using state;
Fig. 2 is a kind of structural schematic diagram of portable radian measuring instrument described in the utility model in a state of use;
Fig. 3 is the limit arc I-steel and flexible steel sheet of a kind of portable radian measuring instrument described in the utility model Connection structure diagram;
Fig. 4 is a kind of connection of the fixation loop bar of portable radian measuring instrument and radius adjusting rod described in the utility model Structure chart.
The reference numerals are as follows:
1, flexible steel sheet;2, radius adjusting rod;3, arc I-steel is limited;4, buckle is rotated freely;5, fixed loop bar;6, Be recessed sliding groove;7, locking buckle.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
With reference to Fig. 1-3, the utility model provides a kind of portable radian measuring instrument, including flexible steel sheet 1, radius are adjusted The intermediate position of bar 2, limit arc I-steel 3, rotary buckle and fixed loop bar 5, the limit arc I-steel 3 is welded with institute State fixed loop bar 5, the axis of the fixed loop bar 5 intersects and vertical with center of arc's line of limit arc I-steel 3, described solid 5 internal sleeve of loop bar is determined equipped with the radius adjusting rod 2, the one end of the radius adjusting rod 2 close to limit 3 center of arc I-steel It is removably connected with flexible steel sheet 1, the flexible steel sheet 1 is perpendicular with radius adjusting rod 2 in a free state, the limit arc The both ends of shape I-steel 3, which are hinged with, rotates freely buckle 4, and the buckle 4 that rotates freely is fastened on the recessed of 1 two sides of flexible steel sheet It falls into sliding groove 6.
Optimization, a kind of above-mentioned portable radian measuring instrument further includes being mounted on fixed 5 outside of loop bar, to limit The locking buckle 7 that radius adjusting rod 2 is moved along fixed 5 axis of loop bar, can be carried out radius adjusting rod 2 by locking buckle 7 Locking limits the movement of radius adjusting rod 2, convenient to detect to target cambered surface.
Optimization, a kind of above-mentioned portable radian measuring instrument, the external diameter surface of the radius adjusting rod 2 be provided with to To the graduation mark that surveyed radius value is read out, the data value of radius detection can be rapidly read, it is convenient and efficient.
Optimization, a kind of above-mentioned portable radian measuring instrument, the buckle 4 that rotates freely is slidably mounted on flexible steel sheet In recess sliding groove 6 on 1 and rotate freely the head of buckle 4 and be lower than the outer surface of flexible steel sheet 1, be arranged in this way be for To rotate freely buckle 4 at work will not protrude the surface of flexible steel sheet 1, it is ensured that error free in use process.
Optimization, a kind of above-mentioned portable radian measuring instrument, the flexible steel sheet 1 passes through nut with radius adjusting rod 2 It is connected, can be convenient for dismantling, it is easy to carry, while being also convenient for being assembled.
Optimization, a kind of above-mentioned portable radian measuring instrument, the radius adjusting rod 2 is I-steel, and radius can be improved The intensity of adjusting rod 2, prolongs its service life.
When using above structure: for arc measurement instrument when being in unused state, radius adjusting rod 2 and flexible steel sheet 1 can It to disengage connection, rotates freely buckle 4 and is connect with flexible steel sheet 1 by articulated manner, such connection type is simple and reliable, repairs Convenient disassembly, flexible durable.
When being in use state, radius adjusting rod 2 stretches arc measurement instrument backward, and flexible steel sheet 1 stretches backward, simultaneously It rotates freely and follows flexible steel sheet 1 to rotate freely and move to ensure that it is in three points one planes at buckle 4 and recess sliding groove 6 Free state makes its radian be in the arc-shaped of standard.
When radius adjusting rod 2 is stretched to the scale of radius of target, control 1 radius of the radian of flexible steel sheet is in fixed loop bar 5 On can be used to measure and position with the locking of locking buckle 7.
When whether being in standard arc-shaped state for measuring entity circular arc, arc measurement instrument is adjusted to target circular arc half Diameter is affixed to measured entity with flexible steel sheet 1, if flexible steel sheet 1 is completely coincident with entity, being measured entity is standard round Arc, it is on the contrary then there are flaws.
The advantage is that:
The utility model simple structure and reasonable design measures target radian by the way that flexible steel sheet 1 is arranged, is not easy Abrasion ensure that the accuracy of radian detection;Radius adjusting rod 2 can measure limit arc I-steel 3 in moving process Radius or more (such as limit radius is 50cm, measurement range is the accurate measurement of 50cm to+∞), increases radian detection Range can be used the measurement of flexible steel sheet 1 or positioning arc size, substantially increase circular arc survey after fixing by fixed loop bar 5 The efficiency of amount and accurate.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

Claims (6)

1. a kind of portable radian measuring instrument, it is characterised in that: including flexible steel sheet (1), radius adjusting rod (2), limit arc I-steel (3) rotates freely buckle (4) and fixes loop bar (5), and the intermediate position of limit arc I-steel (3) is welded with The fixed loop bar (5), the axis of the fixed loop bar (5) intersect and hang down with center of arc's line of limit arc I-steel (3) Directly, fixed loop bar (5) internal sleeve is equipped with the radius adjusting rod (2), and the radius adjusting rod (2) is close to limit arc work The one end at word steel (3) center is removably connected with flexible steel sheet (1), the flexible steel sheet (1) in a free state with radius tune Pole (2) is perpendicular, and the both ends of limit arc I-steel (3), which are hinged with, to be rotated freely buckle (4), described to rotate freely Buckle (4) is fastened in the recess sliding groove (6) of flexible steel sheet (1) two sides.
2. a kind of portable radian measuring instrument according to claim 1, which is characterized in that further include being mounted on fixed loop bar (5) on the outside of, to limit radius adjusting rod (2) locking buckle (7) mobile along fixed loop bar (5) axis.
3. a kind of portable radian measuring instrument according to claim 1, which is characterized in that the radius adjusting rod (2) External diameter surface is provided with the graduation mark to be read out to surveyed radius value.
4. a kind of portable radian measuring instrument according to claim 1, which is characterized in that described to rotate freely buckle (4) In the recess sliding groove (6) being slidably mounted on flexible steel sheet (1) and the head of buckle (4) is rotated freely lower than flexible steel sheet (1) outer surface.
5. a kind of portable radian measuring instrument according to claim 1, which is characterized in that the flexible steel sheet (1) and half Diameter adjusting rod (2) is connected by nut.
6. a kind of portable radian measuring instrument according to claim 1, which is characterized in that the radius adjusting rod (2) is I-steel.
CN201821432938.0U 2018-09-03 2018-09-03 A kind of portable radian measuring instrument Active CN208606691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821432938.0U CN208606691U (en) 2018-09-03 2018-09-03 A kind of portable radian measuring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821432938.0U CN208606691U (en) 2018-09-03 2018-09-03 A kind of portable radian measuring instrument

Publications (1)

Publication Number Publication Date
CN208606691U true CN208606691U (en) 2019-03-15

Family

ID=65679860

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821432938.0U Active CN208606691U (en) 2018-09-03 2018-09-03 A kind of portable radian measuring instrument

Country Status (1)

Country Link
CN (1) CN208606691U (en)

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