CN219551336U

CN219551336U - Measuring ruler

Info

Publication number: CN219551336U
Application number: CN202320411870.2U
Authority: CN
Inventors: 孙康婉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-08-18
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to a measuring ruler, which belongs to a measuring tool and comprises a fixed ruler and a movable ruler, and further comprises a semicircular angle measuring ruler, wherein a connecting column is fixed on the center point c of one side straight edge of the semicircular angle measuring ruler, the central axis of the connecting column coincides with the center point c of the semicircular angle measuring ruler, the straight edge of the semicircular angle measuring ruler is divided into a left straight edge a and a right straight edge b by the connecting column, a groove is formed in the periphery of the connecting column, one end of the movable ruler is fixedly provided with a circular ring, the circular ring is arranged in the groove and is in rotary connection with the groove, one end of the fixed ruler is in butt joint with the left straight edge a of the semicircular angle measuring ruler, and the vertical edge of the fixed ruler is fixed with the connecting column; lengthening scales are arranged in the fixed scale and the movable scale. This dipperstick conveniently carries, can satisfy different measurement demands, and a chi is multipurpose, can adsorb on the measured object surface moreover better, has avoided because of the artifical unstable emergence and the trouble that the manual work held up the chi that leads to the inaccurate condition of measurement data of holding up the chi, and one person just can operate, makes the practicality and the use flexibility of dipperstick obtain better improvement.

Description

Measuring ruler

Technical Field

The utility model belongs to measuring tools, and particularly relates to a measuring ruler.

Background

The utility model discloses a number is CN218511755U, and the name is portable special dipperstick of building engineering cost, and its extension chi is arranged in main dipperstick, shortens the length of chi through increasing the extension chi and makes portable, and its inadequately lies in: 1. only one main ruler and one extension ruler are limited in length, and long-distance measurement cannot be achieved; 2. in actual work, the angle measurement is required, but in the prior art, no angle measurement function exists, and other measurement works are required to be carried separately; 3. the extension ruler can be pulled out through sliding the sliding fixture blocks in the clamping grooves, the sliding range of the extension ruler is limited through the limiting fixture blocks, the extension ruler is prevented from sliding out of the main measuring ruler, the limiting fixture blocks can prevent the extension ruler from sliding out of the main measuring ruler, but the effect of fixing the extension ruler can not be achieved during measurement, for example, an operator needs to fix the extension ruler by hand during measurement and can not move at will, deviation of read data caused by manual operation is prevented, and inconvenience is brought to the operator for recording data.

Disclosure of Invention

The utility model provides a measuring ruler for overcoming the defects of the prior art.

The measuring ruler comprises a fixed ruler, a movable ruler and a semicircular angle ruler, wherein a connecting column is fixed on the center point c of one side straight edge of the semicircular angle ruler, the central axis of the connecting column coincides with the center point c of the semicircular angle ruler, the straight edge of the semicircular angle ruler is divided into a left straight edge a and a right straight edge b by the connecting column, a groove is formed in the circumference of the middle section of the connecting column, one end of the movable ruler is fixedly provided with a circular ring, the circular ring is arranged in the groove and is in rotary connection with the groove, one end of the fixed ruler is fixedly butted with the left straight edge a of the semicircular angle ruler, and the vertical edge of the fixed ruler is fixedly connected with the connecting column; and lengthening scales are arranged in the fixed scale and the movable scale.

As a further improvement of the utility model, the upper end surfaces of the fixed ruler and the fixed ruler are respectively provided with a strip-shaped through hole, two sides of the fixed ruler are respectively provided with a side plate extending downwards, the strip-shaped through holes are in sliding connection with a sliding block, the lower ends of the sliding blocks are fixedly connected with one end of the lengthened ruler, two side surfaces of the lengthened ruler are respectively provided with a strip-shaped groove, and the inner sides of the two opposite side plates are respectively provided with a fixed block along the length direction of the two opposite side plates, and the fixed blocks are arranged in the strip-shaped grooves and are in sliding connection with the strip-shaped grooves.

As a further improvement of the utility model, a through hole I and a through hole II which are mutually communicated are arranged at the central position of the upper end of the connecting column from top to bottom, the diameter of the through hole II is larger than that of the through hole I, a rubber sucker I is fixedly connected to the periphery of the lower end ring of the through hole II, the lower end of a piston rod I penetrates through the through hole I and the through hole II, a piston plate I is fixed at the end head, and the diameter of the piston plate I is larger than that of the through hole I and smaller than that of the through hole II.

As a further improvement of the utility model, a through hole III is arranged in the center position in the sliding block, a through hole IV and a through hole V which are communicated with each other are arranged at the bottom end of the lengthening ruler opposite to the sliding block from bottom to top, the diameter of the through hole IV is larger than that of the through hole V, the through hole III, the through hole IV and the through hole V are coaxial, a rubber sucker II is fixed at the periphery of the lower end ring of the through hole IV, the lower end of a piston rod II penetrates through the through hole III, the through hole V and the through hole IV, and a piston plate II is fixed at the end head, and the diameter of the piston plate II is larger than that of the through hole V and smaller than that of the through hole IV.

As a further improvement of the utility model, one side surface of the fixed ruler and one side surface of the movable ruler are respectively provided with a horizontal measuring instrument.

As a further improvement of the utility model, the upper surfaces of the same side of the fixed ruler, the movable ruler and the lengthening ruler are provided with linear scales.

The measuring ruler is reasonable in structural design, the movable ruler and the lengthening ruler are designed to enable the measuring ruler to be convenient to carry while objects with different lengths can be measured, the angle in the building construction process can be measured through the design of the semicircular angle ruler, different measurement requirements are met, the measuring ruler is multipurpose, the rubber sucker is designed to enable the measuring ruler to be better adsorbed on the surface of a measured object, the occurrence of inaccurate measurement data and the trouble of manual ruler supporting caused by instable manual ruler supporting are avoided, one person can operate the measuring ruler, and the practicability and the use flexibility of the measuring ruler are improved better.

Drawings

FIGS. 1-2 are schematic diagrams of the structure of the present utility model;

FIG. 3 is a top view of the semicircular angle square of the present utility model;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present utility model;

FIG. 5 is a cross-sectional view of an elongated ruler of the present utility model;

FIG. 6 is a cross-sectional view taken along line B-B in FIG. 1 in accordance with the present utility model;

FIG. 7 is a cross-sectional view of a connector post of the present utility model;

fig. 8 is a cross-sectional view of a slider of the present utility model.

Description of the embodiments

The measuring ruler comprises a fixed ruler 1, a movable ruler 2 and a semicircular angle ruler 3, wherein a connecting column 4 is fixed on the center point of one side straight edge of the semicircular angle ruler 3, the center axis of the connecting column 4 coincides with the center point c of the semicircular angle ruler 3, the straight edge of the semicircular angle ruler 3 is divided into a left straight edge a and a right straight edge b by the connecting column 4, a groove 5 is formed in the circumference of the middle section of the connecting column 4, a circular ring 6 is fixed at one end of the movable ruler 2, the circular ring 6 is arranged in the groove 5 and is in rotary connection with the groove 5, one end of the fixed ruler 1 is in butt joint with the left straight edge a of the semicircular angle ruler 3, the vertical edge of the fixed ruler is fixedly connected with the connecting column 4, and the widths of the fixed ruler 1 and the movable ruler 2 are respectively larger than the left straight edge a and the right straight edge b.

The utility model provides a square, including square 1, movable scale 2, square 1, square 2 in all be equipped with extension chi 7, the up end of square 1 and movable scale 2 all is equipped with bar through-hole 8, both sides all are equipped with downwardly extending's curb plate 9, bar through-hole 8 sliding connection have slider 10, slider 10's lower extreme and the one end looks fixed connection of extension chi 7, extension chi 7's both sides face all be equipped with rectangular shape recess 11, the inboard of two relative curb plates 9, prolong its length direction all be equipped with fixed block 12, fixed block 12 arrange rectangular shape recess 11 in to rather than sliding connection.

The movable rule 2 is connected with the circular ring 6, the side plate 9 is provided with a notch 26, the length of the notch 26 is larger than the radius and the depth of the semicircular angle square 3 and is consistent with the thickness of the semicircular angle square 3, so that the movable rule 2 can rotate on the semicircular angle square 3 by taking the connecting column 4 as an axis, when the movable rule 2 rotates to be in butt joint with the fixed rule 1, the upper surfaces of the fixed rule 1 and the fixed rule 2 are positioned in the same horizontal plane, the semicircular angle square 3 is arranged in the fixed rule 2, the bottoms of the fixed rule 1, the movable rule 2 and the semicircular angle square 3 are integrally positioned on the same horizontal plane,

the center position of the upper end of the connecting column 4 is provided with a through hole I13 and a through hole II 14 which are mutually communicated from top to bottom, the diameter of the through hole II 14 is larger than that of the through hole I13, the circumference of the lower end of the through hole II 14 is fixedly connected with a rubber sucker I15, the lower end of a piston rod I16 penetrates through the through hole I13 and the through hole II 14, a piston plate I17 is fixed at the end head, and the diameter of the piston plate I17 is larger than that of the through hole I13 and smaller than that of the through hole II 14.

The sliding block 10 is internally provided with a through hole III 18 at the center, the bottom end of the lengthening ruler 7 opposite to the sliding block 10 is provided with a through hole IV 19 and a through hole V20 which are mutually communicated from bottom to top, the diameter of the through hole IV 19 is larger than that of the through hole V20, the through hole III 18, the through hole IV 19 and the through hole V20 are coaxial, the circumference of the lower end ring of the through hole IV 19 is fixedly provided with a rubber sucker II 21, the lower end of a piston rod II 22 penetrates through the through hole III 18, the through hole V20 and the through hole IV 19, and a piston plate II 23 is fixedly arranged at the end head, and the diameter of the piston plate II 23 is larger than the through hole V20 and smaller than the through hole IV 19.

The measuring instrument is characterized in that the horizontal measuring instrument 24 is arranged on one side surface of the fixed ruler 1 and one side surface of the movable ruler 2, the horizontal measuring instrument 24 can detect whether the fixed ruler 1 and the fixed ruler 2 are in a horizontal state when in use, the upper surfaces of the same side of the fixed ruler 1, the movable ruler 2 and the lengthened ruler 7 are all provided with the linear scales 25, two groups of measuring numbers are arranged on the linear scales 25 of the fixed ruler 1 and the movable ruler 2, and one group of measuring numbers can be connected with the measuring number on the lengthened ruler 7.

The application method of the utility model comprises the following steps: when short distance measurement is carried out, firstly, the fixed ruler 1 is placed on the surface of an object to be measured, when the horizontal measuring instrument 24 is horizontal, the fixed ruler 1 is fixed on the surface of the object to be measured by utilizing the rubber sucker II 21 at the bottom and the rubber sucker I15 at the lower part of the connecting column 4, the piston rod II 22 and the piston rod I16 can be pulled to drive the piston plate II 23 and the piston plate I17 to slide in the through hole IV 19 and the through hole II 14, air in the rubber sucker II 21 and the rubber sucker I15 is pumped away, the adsorption force of the rubber sucker II 21 and the rubber sucker I15 is improved, after the fixed ruler 1 is fixed, the extension ruler 7 in the movable ruler 2 is slightly pushed outwards, the notch 26 on the side wall of the movable ruler 2 is yielded, at the moment, the movable ruler 2 is rotated anticlockwise on the semicircular angle square 3, the movable ruler 2 is butted with the fixed ruler 1, the movable ruler 2 is fixed by utilizing the rubber sucker II 21 at the bottom of the movable ruler 2, and data reading and recording are started; during long-distance measurement, the lengthening rule 7 in the fixed rule 1 and the movable rule 2 is pulled out respectively, the measuring rule is placed on the surface of an object to be measured, when the level measuring instrument 24 is horizontal, the fixed rule 1 and the movable rule 2 are fixed on the surface of the object to be measured by using the rubber suction cup II 21 and the rubber suction cup I15, meanwhile, the lengthening rule 7 is fixed and cannot slide left and right, so that the data is read more accurately at last, and then, the data is read and recorded; when the angle measurement is needed, the rotary rule 2 is matched with the semicircular angle square 3 to perform the angle measurement.

Claims

1. The measuring ruler comprises a fixed ruler (1) and a movable ruler (2) and is characterized by further comprising a semicircular angle square (3), wherein a connecting column (4) is fixed on the center point of one side straight edge of the semicircular angle square (3), the center axis of the connecting column (4) coincides with the center point c of the semicircular angle square (3), the straight edge of the semicircular angle square (3) is divided into a left straight edge a and a right straight edge b by the connecting column (4), a groove (5) is formed in the periphery of the middle section of the connecting column (4), a circular ring (6) is fixed at one end of the movable ruler (2), the circular ring (6) is arranged in the groove (5) and is in rotary connection with the groove, one end of the fixed ruler (1) is fixedly in butt joint with the left straight edge a of the semicircular angle square (3), and the vertical edge of the fixed ruler is fixedly connected with the connecting column (4); the fixed ruler (1) and the movable ruler (2) are internally provided with lengthened rulers (7).

2. The measuring scale according to claim 1, characterized in that the upper end surfaces of the fixed scale (1) and the fixed scale (2) are respectively provided with a strip-shaped through hole (8) and two sides are respectively provided with a side plate (9) which extends downwards, the strip-shaped through holes (8) are internally and slidably connected with a sliding block (10), the lower end of the sliding block (10) is fixedly connected with one end of the lengthening scale (7), two side surfaces of the lengthening scale (7) are respectively provided with a strip-shaped groove (11), the inner sides of the two opposite side plates (9) and the length direction of the two opposite side plates are respectively provided with a fixed block (12), and the fixed blocks (12) are arranged in the strip-shaped grooves (11) and are in sliding connection with the strip-shaped grooves.

3. The measuring scale according to claim 1, wherein the central position of the upper end of the connecting column (4) is provided with a through hole I (13) and a through hole II (14) which are mutually communicated from top to bottom, the diameter of the through hole II (14) is larger than that of the through hole I (13), a rubber sucker I (15) is fixedly connected to the periphery of the lower end of the through hole II (14), the lower end of the piston rod I (16) penetrates through the through hole I (13) and the through hole II (14), a piston plate I (17) is fixed at the end head, and the diameter of the piston plate I (17) is larger than that of the through hole I (13) and smaller than that of the through hole II (14).

4. The measuring scale according to claim 2, characterized in that a through hole III (18) is arranged at the central position in the sliding block (10), a through hole IV (19) and a through hole V (20) which are mutually communicated are arranged at the bottom end of the lengthening scale (7) opposite to the sliding block (10) from bottom to top, the diameter of the through hole IV (19) is larger than that of the through hole V (20), the through hole III (18), the through hole IV (19) and the through hole V (20) are coaxial, a rubber sucker II (21) is fixed at the periphery of the lower end ring of the through hole IV (19), the lower end of a piston rod II (22) penetrates through the through hole III (18), the through hole V (20) and the through hole IV (19), and a piston plate II (23) is fixed at the end head, and the diameter of the piston plate II (23) is larger than the through hole V (20) and smaller than the through hole IV (19).

5. The measuring scale according to claim 1, characterized in that a level gauge (24) is provided on one side surface of the fixed scale (1) and the movable scale (2).

6. The measuring scale according to claim 1, characterized in that the upper surfaces of the same side of the fixed scale (1), the movable scale (2) and the lengthening scale (7) are provided with linear scales (25).