CN108680074B - Right angle ruler - Google Patents
Right angle ruler Download PDFInfo
- Publication number
- CN108680074B CN108680074B CN201810456032.0A CN201810456032A CN108680074B CN 108680074 B CN108680074 B CN 108680074B CN 201810456032 A CN201810456032 A CN 201810456032A CN 108680074 B CN108680074 B CN 108680074B
- Authority
- CN
- China
- Prior art keywords
- ruler
- groove
- handle
- parallel
- ruler body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
- G01B3/566—Squares
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/02—Rulers with scales or marks for direct reading
- G01B3/04—Rulers with scales or marks for direct reading rigid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention relates to a right angle square, which comprises a square body, a square handle and parallel blocks, and is characterized in that: the back of the ruler body is transversely provided with a groove, and the middle of the groove is provided with through grooves in the same direction; one end of the ruler handle is vertically attached to the back of the ruler body and is in sliding connection with the ruler body through a first locking cap; the parallel block is connected to the front of the ruler body in a sliding way through the fixing piece, and two side edges of the parallel block are parallel to each other and perpendicular to the direction of the through groove. The ruler handle is slidably connected to the ruler body through the first locking cap, the position of the ruler handle on the ruler body is adjustable, and the ruler handle can be used for checking right angles in a narrow space more conveniently; the ruler body is vertically inserted into the hole, the ruler handle is adjusted to be flush with the opening end of the hole, and then the hole depth can be accurately measured by checking the scale of the ruler handle corresponding to the ruler body, so that the ruler is simple and convenient; by adjusting the position of the parallel block on the ruler body, shorter parallel lines can be drawn in the through groove along the side edges of the parallel block, so that the ruler is quick and high in precision; the square is simple and practical and is suitable for popularization.
Description
Technical Field
The invention relates to the technical field of length measuring tools, in particular to a square.
Background
The square is also called a bending ruler, a guiding ruler and a 90-degree square, has at least one right angle and two or more straight edges, and is a measuring instrument commonly used for checking right angles, verticality, parallelism and scribing.
The handle of the existing square is usually fixed at the end part of the ruler body and can not slide along the ruler body, so that the square is inconvenient to check in a narrow space; when the depth of the holes and the like is measured by the square, the observed scale marks and the opening ends of the holes and the like are not necessarily on the same plane due to the limitation of the observation angle, so that larger errors are generated; in addition, when drawing parallel lines with current square comparatively troublesome, probably still assist with the help of other scales, and the precision is not high, and current square's function is comparatively single, and experience degree is not high.
Disclosure of Invention
The present invention is directed to a square for solving the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a square, includes blade, handle and parallel piece, its structural feature is: the back of the ruler body is transversely provided with a groove, a through groove is formed in the middle of the groove, and the through groove and the groove are in the same direction; one end of the ruler handle is vertically attached to the back of the ruler body and is in sliding connection with the ruler body through a first locking cap, one end of the first locking cap penetrates through the through groove and is connected into a first blind hole formed in the ruler handle in a threaded mode, and the ruler handle can slide on the ruler body along the through groove; the parallel block is connected to the front face of the ruler body in a sliding mode through the fixing piece, and two side edges of the parallel block are parallel to each other and perpendicular to the through groove direction.
Preferably, the fixing piece comprises a sliding block and a second locking cap which are matched with the groove, the sliding block is arranged in the groove, and one end of the second locking cap sequentially penetrates through the parallel block and the through groove to be connected into a second blind hole formed in the middle of the sliding block in a threaded mode.
Preferably, the two sides of the second blind hole on the sliding block are provided with insertion holes, the insertion holes correspond to the through grooves, clamping columns matched with the insertion holes are fixed at the bottoms of the parallel blocks, and the clamping columns penetrate through the through grooves and are embedded into the insertion holes.
Preferably, the grooves on two sides of the through groove are provided with sliding rails which are parallel to each other, and the ruler handle and the sliding block are provided with sliding grooves which are matched with the sliding rails.
Preferably, the sliding rail is a convex rail.
Preferably, a notch is formed in the joint of the ruler handle and the ruler body, and the depth of the notch is equal to the thickness of the ruler body.
Preferably, the handle is provided with anti-slip lines.
Preferably, the side wall surface of one side of the ruler body close to the ruler handle and the side wall surfaces of the left side and the right side of the ruler handle are respectively provided with a plurality of pressure sensors.
The beneficial effects of the invention are as follows: the ruler handle is slidably connected to the ruler body through the first locking cap, the position of the ruler handle on the ruler body is adjustable, and the ruler handle can be used for checking right angles in a narrow space more conveniently; the ruler body is vertically inserted into the hole, the ruler handle is adjusted to be flush with the opening end of the hole, and then the hole depth can be accurately measured by checking the scale of the ruler handle corresponding to the ruler body, so that the ruler is simple and convenient; by adjusting the position of the parallel block on the ruler body, shorter parallel lines can be drawn in the through groove along the side edges of the parallel block, so that the ruler is quick and high in precision; in addition, after the ruler handle is detached, the ruler body can be used as a ruler; the square is simple and practical and is suitable for popularization.
Drawings
Fig. 1 is a schematic diagram of the front structure of the present invention.
Fig. 2 is a schematic view of the back structure of the present invention.
FIG. 3 is a schematic view of the structure of the shank of the present invention.
Fig. 4 is a schematic view of the structure of the slider in the present invention.
Fig. 5 is a schematic diagram of the structure of the parallel blocks in the present invention.
Fig. 6 is a schematic view of the structure of the bottom of the parallel block in the present invention.
Wherein: 1-blade, 11-groove, 12-through groove, 13-slide rail, 2-handle, 21-first blind hole, 22-lack groove, 23-level bubble, 3-parallel piece, 31-clip column, 4-slider, 41-second blind hole, 42-jack, 5-first locking cap, 6-second locking cap, 7-spout.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The right angle ruler comprises a ruler body 1, a ruler handle 2 and a parallel block 3, wherein a groove 11 is transversely formed in the back surface of the ruler body 1, a through groove 12 is formed in the middle of the groove 11, and the through groove 12 and the groove 11 are in the same direction; one end of the handle 2 is vertically attached to the back of the ruler body 1 and is in sliding connection with the ruler body 1 through a first locking cap 5, one end of the first locking cap 5 passes through the through groove 12 and is connected into a first blind hole 21 formed in the handle 2 in a threaded manner, and the handle 2 can slide on the ruler body 1 along the through groove 12; the parallel piece 3 has a plurality of to all be in through mounting sliding connection the blade 1 is positive, in order to make parallel piece 3 can not shelter from the scale on the blade 1, parallel piece 3 adopts transparent material to make, specifically can be PMMA material to make, parallel piece 3 both sides limit be parallel to each other and with the logical groove 12 direction is perpendicular. The ruler handle 2 is slidably connected to the ruler body 1 through the first locking cap 5, the position of the ruler handle 2 on the ruler body 1 is adjustable, and right angles can be checked more conveniently in a narrow space through the ruler body 1 and the ruler handle 2; the ruler handle 2 is adjusted to be flush with the opening end of the hole by vertically penetrating the ruler body 1 into the hole, and then the hole depth can be accurately measured by checking the scale of the ruler handle 2 corresponding to the ruler body 1, so that the ruler is simple and convenient; by adjusting the position of the parallel block 3 on the ruler body, shorter parallel lines can be drawn in the through groove 12 along the side edge of the parallel block 3, so that the ruler is quick and high in precision; in addition, after the handle 2 is disassembled, the ruler body 1 can be used as a ruler; the square is simple and practical and is suitable for popularization.
Referring further to fig. 1 and 2, in this embodiment, the fixing member includes a slider 4 and a second locking cap 6, which are matched with the groove 11, the slider 4 is disposed in the groove 11, one end of the second locking cap 6 sequentially passes through the parallel block 3 and the through groove 12 and is screwed into a second blind hole 41 formed in the middle of the slider 4, so that the parallel block 3 slides on the ruler body 1 conveniently.
Referring to fig. 4 and 6, in this embodiment, two sides of the second blind hole 41 on the slider 4 are provided with insertion holes 42, the insertion holes 42 correspond to the through slots 12, the bottom of the parallel block 3 is fixed with a clamping column 31 matched with the insertion holes 42, the clamping column 31 passes through the through slots 12 and is embedded into the insertion holes 42, and the side edges of the parallel block 3 are perpendicular to the opening direction of the through slots 12. The arrangement of the clamping column 31 and the jack 42 can increase the stability of the parallel block 3 and the sliding block 4, ensure that the parallel block 3 cannot deflect angularly, ensure that the side edge of the parallel block is perpendicular to the opening direction of the through groove 12 at any time, and ensure the precision when parallel lines are drawn by the parallel block 3.
With further reference to fig. 2 and fig. 3 and 4, in this embodiment, grooves 11 on two sides of the through groove 12 are provided with parallel sliding rails 13, the handle 2 and the slide block 4 are provided with sliding grooves 7 matched with the sliding rails 13, the sliding grooves 7 are embedded into the sliding rails 13, so that the handle 2 and the slide block 4 can slide conveniently, and dislocation between the handle 2 and the slide block 4 and the blade 1 can be prevented.
In this embodiment, the sliding rail 13 is a protruding rail, and impurities are not easy to remain on the protruding rail, and cleaning are convenient.
As shown in fig. 3, in this embodiment, a notch 22 is formed at the joint between the handle 2 and the blade 1, and the depth of the notch 22 is equal to the thickness of the blade 1, so that the front surface of the blade 1 and the front surface of the handle 2 are on the same plane; the ruler body 1 is embedded in the notch 22, so that the ruler body 1 and the ruler handle 2 can be kept vertical all the time.
In this embodiment, the anti-slip lines are arranged on the ruler handle 2, so that friction force is increased, the ruler is convenient to hold, and the ruler is not easy to take off. The handle 2 is further provided with a vial 23 for checking the flatness of the object to be measured.
In this embodiment, the side wall surface of the side wall 1 close to the side wall handle 2 and the side wall surfaces of the left side and the right side of the side wall handle 2 are respectively provided with a plurality of pressure sensors, when the right angle is measured, the side wall of the side wall 1 and the side wall handle 2 is attached to the side wall surface of the measured object in the right angle and slightly pressed with force, when the pressure sensors can detect the pressure, the two measured wall surfaces of the measured object are proved to be flat surfaces, and the measurement result is accurate.
The above embodiments are only for illustrating the present invention, not for limiting the present invention, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present invention, and therefore, all equivalent technical solutions are also within the scope of the present invention, and the scope of the present invention is defined by the claims.
Claims (6)
1. The utility model provides a square, includes blade (1), shank (2) and parallel piece (3), its characterized in that: a groove (11) is transversely formed in the back of the ruler body (1), a through groove (12) is formed in the middle of the groove (11), and the through groove (12) and the groove (11) are in the same direction; one end of the handle (2) is vertically attached to the back of the ruler body (1) and is in sliding connection with the ruler body (1) through a first lock cap (5), one end of the first lock cap (5) penetrates through the through groove (12) to be connected into a first blind hole (21) formed in the handle (2) in a threaded mode, and the handle (2) can slide on the ruler body (1) along the through groove (12); the parallel block (3) is connected to the front face of the ruler body (1) in a sliding way through a fixing piece, and two side edges of the parallel block (3) are parallel to each other and perpendicular to the direction of the through groove (12);
the fixing piece comprises a sliding block (4) and a second locking cap (6), wherein the sliding block (4) is matched with the groove (11), the sliding block (4) is arranged in the groove (11), and one end of the second locking cap (6) sequentially penetrates through the parallel block (3) and the through groove (12) to be connected into a second blind hole (41) formed in the middle of the sliding block (4) in a threaded mode;
the two sides of the second blind hole (41) on the sliding block (4) are provided with inserting holes (42), the inserting holes (42) correspond to the through grooves (12), clamping columns (31) matched with the inserting holes (42) are fixed at the bottoms of the parallel blocks (3), and the clamping columns (31) penetrate through the through grooves (12) to be embedded into the inserting holes (42).
2. A square as defined in claim 1, wherein: the grooves (11) on two sides of the through groove (12) are provided with sliding rails (13) which are parallel to each other, and the ruler handle (2) and the sliding block (4) are provided with sliding grooves (7) which are matched with the sliding rails (13).
3. A square according to claim 2, wherein: the sliding rail (13) is a convex rail.
4. A square according to claim 1 or 2, wherein: the joint of the ruler handle (2) and the ruler body (1) is provided with a notch (22), and the depth of the notch (22) is equal to the thickness of the ruler body (1).
5. A square as defined in claim 1, wherein: and the ruler handle (2) is provided with anti-skid lines.
6. A square as defined in claim 1, wherein: the side wall surface of the ruler body (1) close to one side of the ruler handle (2) and the side wall surfaces of the left side and the right side of the ruler handle (2) are respectively provided with a plurality of pressure sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456032.0A CN108680074B (en) | 2018-05-14 | 2018-05-14 | Right angle ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456032.0A CN108680074B (en) | 2018-05-14 | 2018-05-14 | Right angle ruler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108680074A CN108680074A (en) | 2018-10-19 |
| CN108680074B true CN108680074B (en) | 2024-03-29 |
Family
ID=63805994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810456032.0A Active CN108680074B (en) | 2018-05-14 | 2018-05-14 | Right angle ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108680074B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403594B (en) * | 2018-10-31 | 2020-11-06 | 中冶建工集团有限公司 | Parting auxiliary device and parting method of wall surface coating |
| WO2022108467A1 (en) * | 2020-11-23 | 2022-05-27 | Aljefairi Amna | Measurement tool for portrait creation |
| CN114413706A (en) * | 2021-12-06 | 2022-04-29 | 沪东中华造船(集团)有限公司 | Device and method for testing mounting precision of pipeline flange |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201552906U (en) * | 2009-12-11 | 2010-08-18 | 刘安鹏 | Multi-purpose ruler |
| CN203727049U (en) * | 2014-01-15 | 2014-07-23 | 巫志丰 | Short straight ruler facilitating drawing of long line segment |
| CN204296300U (en) * | 2014-12-10 | 2015-04-29 | 冯赫 | A kind of architectural drawing special ruler |
| CN206568770U (en) * | 2017-02-17 | 2017-10-20 | 陕西职业技术学院 | A kind of furniture design multifunctional ruler |
| CN206589526U (en) * | 2017-01-22 | 2017-10-27 | 王红梅 | Junior Mathematics teaching aid |
| CN208282709U (en) * | 2018-05-14 | 2018-12-25 | 金华万丰工具厂 | A kind of square |
-
2018
- 2018-05-14 CN CN201810456032.0A patent/CN108680074B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201552906U (en) * | 2009-12-11 | 2010-08-18 | 刘安鹏 | Multi-purpose ruler |
| CN203727049U (en) * | 2014-01-15 | 2014-07-23 | 巫志丰 | Short straight ruler facilitating drawing of long line segment |
| CN204296300U (en) * | 2014-12-10 | 2015-04-29 | 冯赫 | A kind of architectural drawing special ruler |
| CN206589526U (en) * | 2017-01-22 | 2017-10-27 | 王红梅 | Junior Mathematics teaching aid |
| CN206568770U (en) * | 2017-02-17 | 2017-10-20 | 陕西职业技术学院 | A kind of furniture design multifunctional ruler |
| CN208282709U (en) * | 2018-05-14 | 2018-12-25 | 金华万丰工具厂 | A kind of square |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108680074A (en) | 2018-10-19 |
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