CN213902208U

CN213902208U - Portable multifunctional measuring instrument for checking drawings

Info

Publication number: CN213902208U
Application number: CN202023270953.XU
Authority: CN
Inventors: 李小杜; 陈永清; 何庆峰
Original assignee: Guangdong Shewei Technology Co ltd
Current assignee: Guangdong Shewei Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-06
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a multi-functional measuring apparatu is used to drawing inspection convenient to carry, concretely relates to measuring apparatu field, including level bar and location folding rod, level bar top processing has two sectors, two the fixed hollow pivot that is equipped with between the sector, two sectors are run through respectively at hollow pivot both ends, the inside fixed convex mirror that is equipped with of hollow pivot, convex mirror front side processing has the auxiliary line, auxiliary line central point and level bar top are in same horizontal plane, the level bar front side is seted up and is equipped with the second recess, the inside complementary unit that is equipped with of second recess. The utility model discloses a convex mirror enlargies contained angle starting point and makes auxiliary line central point and contained angle starting point aim at, can measure the angle through the location straight-bar, takes the location folding rod through complementary unit and removes, observes the second scale mark and can reachs data, and convex mirror, auxiliary line and complementary unit make multi-functional measuring apparatu measure more swift accurate, and it is more convenient to use.

Description

Portable multifunctional measuring instrument for checking drawings

Technical Field

The embodiment of the utility model provides a relate to the measuring apparatu field, concretely relates to portable's drawing is examined and is used multi-functional measuring apparatu.

Background

After design drawings such as buildings are finished, examination is needed, the design drawings can be used only after the examination is passed, the most common drawing is a measuring instrument when the drawings are examined, and the functions of the existing measuring instrument are rich in order to facilitate and rapidly examine the drawings.

The prior art has the following defects: the precision is more important when the measuring instrument function is abundant, and the starting point and the reference line are difficult to aim at fast when the measuring side of the prior art measures the angle, and measurement accuracy is poor, and the position needs to be calibrated repeatedly to measure, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

For this reason, the embodiment of the utility model provides a multi-functional measuring apparatu is used in drawing inspection convenient to carry, enlarge the contained angle starting point and make the auxiliary line central point aim at with the contained angle starting point through the convex mirror, can measure the angle through the location straight-bar fast, then take the location folding rod removal through complementary unit, observe the second scale mark and can draw data, the convex mirror, auxiliary line and complementary unit make multi-functional measuring apparatu measure more swift accurate, it is more convenient to use, because the accuracy is just more important when the measuring apparatu function is abundant in order to solve among the prior art, the measuring side starting point and reference line are difficult to fast alignment when measuring angle lead to measuring accuracy relatively poor, need to calibrate the position and just can measure repeatedly, use and inconvenient problem.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a portable multifunctional measuring instrument for checking drawings comprises a level ruler, a protractor, a positioning straight rod and a positioning folding rod, wherein the protractor is arranged at the top end of the level ruler, the positioning straight rod is arranged at the top of the level ruler, the positioning straight rod is arranged at the front side of the protractor, the positioning folding rod is arranged at the front side of the level ruler and extends to the bottom of the level ruler, a first groove is formed in the top end of the level ruler, two sectors are machined at the top end of the level ruler and are arranged at the front side and the rear side of the first groove, a hollow rotating shaft is fixedly arranged between the two sectors, two ends of the hollow rotating shaft respectively penetrate through the two sectors, the hollow rotating shaft extends into the first groove, a convex mirror is fixedly arranged in the hollow rotating shaft, an auxiliary line is machined at the front side of the convex mirror, the top end of the central auxiliary line of the level ruler is positioned on the same horizontal plane, and a sleeve is sleeved at the outer end of the hollow rotating shaft, the sleeve is arranged between the two sectors, the sleeve is arranged at the top of the horizontal ruler and extends into the first groove, the bottom end of the positioning straight rod is fixedly connected with the outer end of the sleeve, a second groove is formed in the front side of the horizontal ruler, an auxiliary mechanism is arranged in the second groove, the auxiliary mechanism extends out of the front side of the horizontal ruler and penetrates through the positioning folding rod, and the second groove is arranged at the bottom of the first groove.

Further, complementary unit includes the rack, the rack is fixed to be established on the inside top of second recess, the inside gear that is equipped with of second recess, the gear is established in the rack bottom, rack and gear intermeshing, the fixed bull stick that is equipped with of gear front side, the bull stick is established inside the second recess and is extended to the level bar front side, the location is rolled over the pole and is established in second recess front side, the bull stick runs through the location and rolls over the pole, just bearing swing joint is passed through with the location to the bull stick.

Furthermore, a handle is fixedly arranged at the front end of the rotating rod and is arranged on the front side of the positioning folding rod.

Furthermore, a T-shaped sliding groove is formed in the front side of the level bar and is formed in the bottom of the second groove.

Furthermore, a T-shaped sliding block is fixedly arranged on the rear side of the positioning folding rod and is arranged inside the T-shaped sliding groove.

Furthermore, a first scale mark is processed on the front side of the angle ruler.

Furthermore, a second scale mark is processed on the front side of the horizontal ruler and is arranged at the bottom of the T-shaped sliding groove.

The embodiment of the utility model provides a have following advantage:

the utility model discloses a to need measured angle starting point to put in hollow pivot below, the contained angle starting point is enlargied to the convex mirror of rethread and make the auxiliary line central point aim at with the contained angle starting point, can measure the angle through the location straight-bar fast, the drawing lines that will need to measure keeps the level with the level ruler bottom, then take the location knee lever through complementary unit and remove, it can draw data to observe the second scale mark, compared with the prior art, the convex mirror, auxiliary line and complementary unit make the measurement of multi-functional measuring apparatu more swift accurate, it is more convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of a front view structure provided by the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure provided by the present invention;

FIG. 3 is an enlarged view of the portion A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion B in FIG. 2 according to the present invention;

fig. 5 is a schematic view of a three-dimensional structure of the positioning folding rod provided by the present invention;

in the figure: the device comprises a horizontal ruler 1, an angle ruler 2, a positioning straight rod 3, a positioning folding rod 4, a first groove 5, sectors 6, a hollow rotating shaft 7, a convex mirror 8, an auxiliary line 9, a sleeve 10, a second groove 11, a rack 12, a rotating rod 13, a gear 14, a handle 15, a slide block 16T, a slide groove 17T, a first scale mark 18, a second scale mark 19 and an auxiliary mechanism 20.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the attached drawings 1-5 of the specification, the portable multifunctional measuring instrument for checking drawings in the embodiment comprises a level ruler 1, an angle ruler 2, a positioning straight rod 3 and a positioning folding rod 4, wherein the angle ruler 2 is arranged at the top end of the level ruler 1, the positioning straight rod 3 is arranged at the top of the level ruler 1, the positioning straight rod 3 is arranged at the front side of the angle ruler 2, the positioning folding rod 4 is arranged at the front side of the level ruler 1 and extends to the bottom of the level ruler 1, a first groove 5 is formed at the top end of the level ruler 1, two sectors 6 are processed at the top end of the level ruler 1, the two sectors 6 are arranged at the front side and the rear side of a first groove 5, a hollow rotating shaft 7 is fixedly arranged between the two sectors 6, two ends of the hollow rotating shaft 7 respectively penetrate through the two sectors 6, the hollow rotating shaft 7 extends into the first groove 5, a convex mirror 8 is fixedly arranged in the hollow rotating shaft 7, an auxiliary line 9 is processed on the front side of the convex mirror 8, the center point of the auxiliary line 9 and the top end of the level bar 1 are located on the same horizontal plane, a sleeve 10 is sleeved at the outer end of the hollow rotating shaft 7, the sleeve 10 is arranged between the two sectors 6, the sleeve 10 is arranged at the top of the level bar 1 and extends into the first groove 5, the bottom end of the positioning straight bar 3 is fixedly connected with the outer end of the sleeve 10, a second groove 11 is formed in the front side of the level bar 1, an auxiliary mechanism 20 is arranged in the second groove 11, the auxiliary mechanism 20 extends out of the front side of the level bar 1 and penetrates through the positioning folding bar 4, and the second groove 11 is arranged at the bottom of the first groove 5.

Further, complementary unit 20 includes rack 12, rack 12 is fixed to be established on the inside top of second recess 11, the inside gear 14 that is equipped with of second recess 11, gear 14 is established in rack 12 bottom, rack 12 and gear 14 intermeshing, the fixed bull stick 13 that is equipped with in gear 14 front side, bull stick 13 is established inside second recess 11 and is extended to 1 front side of level bar, location knee 4 is established in second recess 11 front side, bull stick 13 runs through location knee 4, just bull stick 13 and location knee 4 pass through bearing swing joint, and complementary unit 20 makes things convenient for location knee 4 more swift accurate removal.

Further, a handle 15 is fixedly arranged at the front end of the rotating rod 13, the handle 15 is arranged on the front side of the positioning folding rod 4, and the rotating rod 13 is conveniently rotated by the handle 15.

Further, T type spout 17 is opened to level 1 front side, T type spout 17 is established in second recess 11 bottom, and T type slider 16 is conveniently placed to T type spout 17.

Furthermore, a T-shaped sliding block 16 is fixedly arranged on the rear side of the positioning folding rod 4, the T-shaped sliding block 16 is arranged inside a T-shaped sliding groove 17, and the T-shaped sliding block 16 and the T-shaped sliding groove 17 play a limiting role in limiting the positioning folding rod 4.

Further, a first scale 18 is processed on the front side of the angle ruler 2, and the first scale 18 facilitates observation of measured angle data.

Further, a second scale mark 19 is processed on the front side of the level bar 1, the second scale mark 19 is arranged at the bottom of the T-shaped sliding groove 17, and the second scale mark 19 facilitates observation of straight line measurement data.

The implementation scenario is specifically as follows: when a drawing is measured, a reference line and the top of a level ruler 1 are kept horizontal, an angle starting point to be measured is placed below a hollow rotating shaft 7, an included angle starting point is amplified through a convex mirror 8, the center point of an auxiliary line 9 is aligned with the included angle starting point, a positioning straight rod 3 is shifted to rotate to the line to be measured together, so that the angle can be measured quickly, the measured data are accurate, when the distance is measured, the drawing line to be measured is kept horizontal with the bottom of the level ruler 1, then a handle 15 is screwed, the handle 15 drives a gear 14 to rotate through a rotating rod 13, the gear 14 is meshed with a rack 12, so that the rotating rod 13 drives the positioning folding rod 4 to move along the rack 12, when the positioning folding rod 4 points to the measuring point, the handle 15 stops rotating, the second scale line 19 is observed to obtain data, the positioning folding rod 4 does not need to be pushed by fingers, and moves more accurately through an auxiliary mechanism 20, it is more convenient to measure, convex mirror 8, auxiliary line 9 and complementary unit 20 make multi-functional measuring apparatu measure more swift accurate, it is more convenient to use, this embodiment has specifically solved among the prior art when the measuring apparatu function is abundant accuracy just more important, the measurement side of prior art is difficult to aim at fast starting point and reference line when measuring angle, measurement accuracy is relatively poor, need to calibrate the position repeatedly and just can measure, use and inconvenient problem.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a multi-functional measuring apparatu is used to drawing inspection convenient to carry, includes level bar (1), bevel protractor (2), location straight-bar (3) and location folding rod (4), establish on level bar (1) top angle bar (2), establish at level bar (1) top location straight-bar (3), just establish in bevel bar (2) front side location straight-bar (3), establish in level bar (1) front side and extend to level bar (1) bottom location folding rod (4), its characterized in that: the horizontal ruler comprises a horizontal ruler (1), a first groove (5) is formed in the top end of the horizontal ruler (1), two sectors (6) are machined in the top end of the horizontal ruler (1), the two sectors (6) are arranged on the front side and the rear side of the first groove (5), a hollow rotating shaft (7) is fixedly arranged between the two sectors (6), two ends of the hollow rotating shaft (7) penetrate through the two sectors (6) respectively, the hollow rotating shaft (7) extends into the first groove (5), a convex mirror (8) is fixedly arranged in the hollow rotating shaft (7), an auxiliary line (9) is machined on the front side of the convex mirror (8), the center point of the auxiliary line (9) and the top end of the horizontal ruler (1) are located on the same horizontal plane, a sleeve (10) is sleeved outside the hollow rotating shaft (7), the sleeve (10) is arranged between the two sectors (6), and the sleeve (10) is arranged on the top of the horizontal ruler (1) and extends into the first groove (5), the positioning straight rod (3) bottom end is fixedly connected with the outer end of the sleeve (10), a second groove (11) is formed in the front side of the horizontal ruler (1), an auxiliary mechanism (20) is arranged inside the second groove (11), the auxiliary mechanism (20) extends out of the front side of the horizontal ruler (1) and penetrates through the positioning folding rod (4), and the second groove (11) is formed in the bottom of the first groove (5).

2. The portable multifunctional measuring instrument for drawing examination as claimed in claim 1, wherein: complementary unit (20) include rack (12), rack (12) are fixed to be established on the inside top of second recess (11), second recess (11) inside is equipped with gear (14), gear (14) are established in rack (12) bottom, rack (12) and gear (14) intermeshing, gear (14) front side is fixed and is equipped with bull stick (13), bull stick (13) are established inside second recess (11) and are extended to level bar (1) front side, establish in second recess (11) front side location folding rod (4), bull stick (13) run through location folding rod (4), just bull stick (13) and location folding rod (4) are through bearing swing joint.

3. The portable multifunctional measuring instrument for drawing examination as claimed in claim 2, wherein: the front end of the rotating rod (13) is fixedly provided with a handle (15), and the handle (15) is arranged on the front side of the positioning folding rod (4).

4. The portable multifunctional measuring instrument for drawing examination as claimed in claim 1, wherein: a T-shaped sliding groove (17) is formed in the front side of the level bar (1), and the T-shaped sliding groove (17) is formed in the bottom of the second groove (11).

5. The portable multifunctional measuring instrument for drawing examination as claimed in claim 4, wherein: the rear side of the positioning folding rod (4) is fixedly provided with a T-shaped sliding block (16), and the T-shaped sliding block (16) is arranged in a T-shaped sliding groove (17).

6. The portable multifunctional measuring instrument for drawing examination as claimed in claim 1, wherein: the front side of the angle ruler (2) is provided with a first scale mark (18).

7. The portable multifunctional measuring instrument for drawing examination as claimed in claim 4, wherein: a second scale mark (19) is processed on the front side of the horizontal ruler (1), and the second scale mark (19) is arranged at the bottom of the T-shaped sliding groove (17).