CN104118253A - Multifunctional detachable ruler - Google Patents

Multifunctional detachable ruler Download PDF

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Publication number
CN104118253A
CN104118253A CN201410289581.5A CN201410289581A CN104118253A CN 104118253 A CN104118253 A CN 104118253A CN 201410289581 A CN201410289581 A CN 201410289581A CN 104118253 A CN104118253 A CN 104118253A
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CN
China
Prior art keywords
screw
chassis
ruler
sleeve
sliding sleeve
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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.)
Granted
Application number
CN201410289581.5A
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Chinese (zh)
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CN104118253B (en
Inventor
袁平
严万林
管图华
孙运栋
戴菁伟
何雷
魏玉珍
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Nantong University
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Nantong University
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Priority to CN201410289581.5A priority Critical patent/CN104118253B/en
Publication of CN104118253A publication Critical patent/CN104118253A/en
Application granted granted Critical
Publication of CN104118253B publication Critical patent/CN104118253B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a multifunctional detachable ruler. The multifunctional detachable ruler comprises a base plate and a main ruler part. The main ruler part is movably installed on the base plate. The multifunctional detachable ruler is characterized in that the multifunctional detachable ruler further comprises a detachable arm lever part; the base plate comprises an upper base, a lower base, magnets, an ejector pin and a spring; the main ruler part comprises a main ruler body and a sliding sleeve arranged on the main ruler body in a sleeved mode; the arm lever part comprises an auxiliary ruler body and a chalk sleeve installed on the auxiliary ruler body in a sleeved mode. The multifunctional detachable ruler is multipurpose and accurate in measurement, reduces the drawing difficulty and improves the drawing quality; the base plate, the main ruler part and the arm lever part are all connected detachably, carrying is convenient and through different assembly modes, the other functions such as arc drawing, angle drawing and length fixing can be realized.

Description

A kind of Multifunctional demountable ruler
technical field
The invention belongs to Geometric figure drawing Instrument technology field, be specifically related to a kind of Multifunctional demountable ruler.
background technology
Nowadays, all kinds of universities and colleges, various subject all may be used ruler and compasses, especially science and engineering: while experiment, often need to get Workpiece length, highly with instrument dipstick metering; On mathematics class, teacher also usually can be with much ruler, compasses are beneficial to draw on classroom.
At present, in order to strengthen the intuitive of mathematics classroom, most of just, all used compasses in the teaching of senior middle school, this compasses have played very large help for the drafting of circle, circular arc and other relational graphs, not only facilitate teacher to draw, more allow classmates, by teacher's figure, these plane geometric figures have been had to darker understanding.But there is certain defect in this bipod compasses: 1, this bipod compasses pin is nail, and another pin is put chalk, and sharp-pointed nail can damage human body; 2, drawing in the process of circle, the one, nail easily departs from the center of circle, and the 2nd, it is large that the distance of bipod easily becomes, and causes the problem that need to again map, and this not only can extend the class period, more can affect the attractive in appearance and accuracy of picture; 3, the bipod of this compasses is longer, fixes on the other hand a pin when drawing, and the large half-turn then mapping again of must having mercy on of another hand is very inconvenient.4, because these compasses make the center of circle that nails, so after painting circle, can leave unavoidably the hole that nail causes on blackboard.
Need to measure angle, mapping angle, measuring height during when attending class, teacher tend to two, three even more ruler to classroom, these rulers are not only heavy, and operate neither be so handy, once and leave behind some instrument will be cumbersome, the figure not only drawing is attractive in appearance not, and precision is inadequate, but also can make classroom efficiency reduce.Cause and slow down as for running into this problem tend in engineering, affect job schedule.Therefore, make ruler easy to use, not affecting again its function becomes the key of design classroom chi.
summary of the invention
The object of the invention is to for deficiency of the prior art, provide a kind of simple light and handy Multifunctional demountable ruler, the function that possesses bracing wire simultaneously, measures height, takes measurement of an angle.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of Multifunctional demountable ruler, comprise chassis and main scale parts, main scale parts are movably arranged on chassis, and its innovative point is: described Multifunctional demountable ruler also comprises dismountable armed lever parts;
Described chassis comprises upper bed-plate, lower bottom base, magnet piece, thimble and spring; Upper bed-plate and lower bottom base connect and compose chassis body by plane bearing, and upper bed-plate can be around 360 ° of rotations of lower bottom base, and lower bottom base upper surface is provided with angle index, is provided with the securing member A that relatively rotates angle for locking upper bed-plate and lower bottom base on upper bed-plate; The bottom centre position on described chassis arranges a hole, and the external diameter of thimble equals the internal diameter in hole for determining the thimble in the center of circle in hole, to install one, and the end of thimble is connected with chassis by spring; In described lower bottom base, also install some for adsorbing fixing magnet piece;
Described main scale parts comprise main scale and are set in the sliding sleeve on main scale; The upper bed-plate on described main scale and chassis removably connects, and which is provided with length scale; Described sliding sleeve inside is provided with the passage A passing for main scale vertically, and described sliding sleeve upper end arranges an armed lever adapter sleeve, and armed lever adapter sleeve is flexibly connected with sliding sleeve, can do 360 ° of rotations around sliding sleeve; One end of described armed lever adapter sleeve arranges slot, is also provided with the securing member B of fixed arm rod unit on it; Described sliding sleeve bottom arranges chalk clamping device, is also provided for the securing member C of fixing sliding sleeve position on sliding sleeve;
Described armed lever parts comprise secondary chi and are set in the chalk sleeve on secondary chi; On described secondary chi, with length scale, described chalk sleeve inside is provided with the channel B of passing for secondary chi, and chalk sleeve bottom arranges chalk clamping device; On described chalk sleeve, be provided with the securing member D of fixing chalk sleeve position.
Further, described chalk clamping device comprises mount pad and lock sleeve; Described mount pad increases gradually from the downward diameter of entrance, and foreign currency arranges external screw thread; In described lock sleeve, establish the internal thread mating with mount pad external screw thread.
Further, described securing member A comprises and is arranged at the screw A along chassis thickness direction setting of upper bed-plate and is installed on the screw A in screw A; Described securing member B comprises along the setting of armed lever adapter sleeve thickness direction, the screw B of and UNICOM vertical with slot and be installed on the screw B in screw B; Described securing member C comprises and is arranged at the screw C of passage A side with the vertical UNICOM of passage A, and screw C is installed in screw C; Described securing member D comprises the screw D that is arranged at channel B top and the vertical UNICOM of channel B and is arranged at the screw D in screw D.
Further, the center of lower bottom base arranges a major diameter magnet piece, and the periphery of this magnet piece is uniformly distributed 4~8 minor diameter magnet pieces.
Further, the upper bed-plate on chassis and the periphery of lower bottom base at least comprise a straight flange, and the side of the side that described sliding sleeve is relative with chassis is straight flange.
Beneficial effect of the present invention:
1, Multifunctional demountable ruler one chi of the present invention is multiplex, measures accurately, and minimizing can be put forward difficulty, improves drawing quality;
2, chassis of the present invention, main scale parts and armed lever parts are and removably connect, easy to carry, can realize by different assembling forms other functions such as drawing circular arc, angle and fixed length;
3, the upper bed-plate on chassis of the present invention is connected by plane bearing with lower bottom base, reduces friction, convenient rotation;
4, the thimble on chassis of the present invention is connected with chassis by spring, thimble needle point stretches out the aligning center of circle, hole on chassis, determines behind the center of circle, can utilize spring by thimble retraction hole, by magnet, chassis is fixed, can determine accurately the center of circle and mapping time, can not be offset;
5, chalk sleeve of the present invention can freely be controlled chalk length;
6, magnet piece of the present invention is arranged at the center on chassis, except centre, is uniformly distributed some minor diameter magnet pieces in centre periphery, and egative film absorption is more firm;
7, Multifunctional demountable ruler of the present invention can be used as compasses, conventional ruler, height gauge, T shape chi etc., powerful.
brief description of the drawings
Fig. 1 is the structural representation of ruler of the present invention.
Fig. 2 is the profile on chassis.
Fig. 3 is the top view on chassis.
Fig. 4 is the structural representation of sliding sleeve.
Fig. 5 is the structural representation of chalk sleeve.
Fig. 6 is the structural representation of chalk clamping device.
Fig. 7 is the schematic diagram of embodiment 2.
Fig. 8 is the schematic diagram of embodiment 3.
Fig. 9 is the schematic diagram of embodiment 4.
Figure 10 is the schematic diagram of embodiment 5.
detailed description of the invention
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is elaborated.
A kind of Multifunctional demountable ruler, comprises chassis 10, main scale parts 20 and armed lever parts 30, and main scale parts are movably arranged on chassis, and armed lever parts are connected with main scale part detachable;
Chassis 10, comprises upper bed-plate 11, lower bottom base 12, plane bearing 13, magnet piece 14, thimble 15 and spring 16; Upper bed-plate 11 and lower bottom base 12 connect and compose chassis body by plane bearing 13, and upper bed-plate 11 can be done 360 ° of rotations around lower bottom base 12; Lower bottom base 12 upper surfaces are provided with angle index, the screw A 17 that upper bed-plate 11 arranges along chassis thickness direction, the interior installation screw of screw A 17 A 18, tray bottom center arranges a hole 19, thimble 15 for definite center of circle of the interior installation in hole 19, the external diameter of thimble 15 equals the internal diameter in hole 19, and the end of thimble 15 is connected with lower bottom base 12 by spring 16; In lower bottom base 12, also install some for adsorbing fixing magnet piece 14.
Main scale parts 20, comprise main scale 21 and are set in the sliding sleeve 22 on main scale 21; Main scale 21 removably connects with the upper bed-plate 11 on chassis, which is provided with length scale; Sliding sleeve 22 inside are provided with the passage A 23 passing for main scale 21 vertically, and sliding sleeve 22 upper ends arrange an armed lever adapter sleeve 24, and armed lever adapter sleeve 24 is flexibly connected with sliding sleeve 22, can do 360 ° of rotations around sliding sleeve 22; One end of armed lever adapter sleeve 24 arranges slot 25, and the screw B 26 of and UNICOM vertical with slot 25 is set along armed lever adapter sleeve thickness direction on armed lever adapter sleeve 24, and screw B 27 is installed in screw B26; Sliding sleeve 22 bottoms arrange chalk clamping device 28, and installation screw C 29b in screw C 29a is set and the screw C 29a of the vertical UNICOM of passage A23 in passage A23 side on sliding sleeve;
Armed lever parts 30, comprise secondary chi 31 and are set in the chalk sleeve 32 on secondary chi 31; On secondary chi 31, with length scale, chalk sleeve 32 inside are provided with the channel B 33 of passing for secondary chi 31, and chalk sleeve 32 bottoms arrange chalk clamping device 28; The interior screw D 35 that arranges of screw D 34 is set and the screw D 34 of channel B 33 vertical UNICOMs in channel B 33 tops on chalk sleeve 32.
As the specific embodiment of the present invention, chalk clamping device 28 comprises mount pad 28a and lock sleeve 28b; Mount pad 28a increases gradually from the downward diameter of entrance, and outer wall arranges external screw thread; In lock sleeve 28b, establish the internal thread mating with the external screw thread of mount pad 28a.
As the specific embodiment of the present invention, the upper bed-plate 11 on chassis 10 and the periphery of lower bottom base 12 at least comprise a straight flange, and the side of the side that sliding sleeve 22 is relative with chassis 10 is straight flange.
embodiment 1
While being used as linear measure longimetry at ordinary times, main scale 21 is disassembled from chassis 10, sliding sleeve 22 detaches main scale 21, and now, main scale is as the long chi of common measurement.
embodiment 2
As shown in Figure 7, making height measuring device uses: main scale parts 20 are installed on chassis 10, the straight flange of upper plate 11 is relative with the straight flange of sliding sleeve 22, chassis 10 is placed in the bottom of measured object, sliding sleeve 22 slides and moves to the top of measured object along main scale 21, measured object is stuck between two straight flanges of upper plate 11 and sliding sleeve 22, and it is accurately convenient to measure.
embodiment 3
As shown in Figure 8, making compasses uses: main scale parts 20 are installed on chassis 10, regulate the distance (determining radius of a circle) between sliding sleeve 22 and chassis 10, by securing member, C fixes, chalk is placed in chalk clamping device 28, and around chassis, 10 rotations get final product picture circle or circular arc to main scale 21;
Can mark radius concentric circles not etc. by adjusting distance between sliding sleeve 22 and chassis 10;
Determine the radian of drawn circular arc by chassis 10 upper angle scales.
embodiment 4
As shown in Figure 9, use: main scale parts 20 are installed on chassis 10, and armed lever parts 30 are installed on main scale parts 20 armed lever parts 30 setting vertical with main scale parts 20 as T shape chi.
embodiment 5
As shown in Figure 10, can draw the intersecting lens of different angles by adjusting main scale parts 20 and the angle of armed lever parts 30.

Claims (5)

1. a Multifunctional demountable ruler, comprises chassis and main scale parts, and main scale parts are movably arranged on chassis, it is characterized in that: described Multifunctional demountable ruler also comprises dismountable armed lever parts;
Described chassis comprises upper bed-plate, lower bottom base, magnet piece, thimble and spring; Upper bed-plate and lower bottom base connect and compose chassis body by plane bearing, and upper bed-plate can be around 360 ° of rotations of lower bottom base, and the upper surface of lower bottom base is provided with angle index, are provided with the securing member A that relatively rotates angle for fixing upper bed-plate and lower bottom base on upper bed-plate; The bottom centre position on described chassis arranges a hole, and the external diameter of thimble equals the internal diameter in hole for determining the thimble in the center of circle in hole, to install one, and the end of thimble is connected with chassis by spring; In described lower bottom base, also install some for adsorbing fixing magnet piece;
Described main scale parts comprise main scale and are set in the sliding sleeve on main scale; The upper bed-plate on described main scale and chassis removably connects, and which is provided with length scale; Described sliding sleeve inside is provided with the passage A passing for main scale vertically, and described sliding sleeve upper end arranges an armed lever adapter sleeve, and armed lever adapter sleeve is flexibly connected with sliding sleeve, can do 360 ° of rotations around sliding sleeve; One end of described armed lever adapter sleeve arranges slot, is also provided with the securing member B of fixed arm rod unit on it; Described sliding sleeve bottom arranges chalk clamping device, is also provided for the securing member C of fixing sliding sleeve position on sliding sleeve;
Described armed lever parts comprise secondary chi and are set in the chalk sleeve on secondary chi; On described secondary chi, with length scale, described chalk sleeve inside is provided with the channel B of passing for secondary chi, and chalk sleeve bottom arranges chalk clamping device; On described chalk sleeve, be provided with the securing member D of fixing chalk sleeve position.
2. a kind of Multifunctional demountable ruler according to claim 1, is characterized in that: described chalk clamping device comprises mount pad and lock sleeve; Described mount pad increases gradually from the downward diameter of entrance, and outer wall arranges external screw thread; In described lock sleeve, establish the internal thread mating with mount pad external screw thread.
3. a kind of Multifunctional demountable ruler according to claim 1, is characterized in that: described securing member A comprises and is arranged at the screw A along chassis thickness direction setting of upper bed-plate and is installed on the screw A in screw A; Described securing member B comprises along the setting of armed lever adapter sleeve thickness direction, the screw B of and UNICOM vertical with slot and be installed on the screw B in screw B; Described securing member C comprises and is arranged at the screw C of passage A side with the vertical UNICOM of passage A, and screw C is installed in screw C; Described securing member D comprises the screw D that is arranged at channel B top and the vertical UNICOM of channel B and is arranged at the screw D in screw D.
4. a kind of Multifunctional demountable ruler according to claim 1, is characterized in that: the center of described lower bottom base arranges a major diameter magnet piece, the periphery of this magnet piece is uniformly distributed 4~8 minor diameter magnet pieces.
5. a kind of Multifunctional demountable ruler according to claim 1, is characterized in that: the upper bed-plate on described chassis and the periphery of lower bottom base at least comprise a straight flange, the side of the side that described sliding sleeve is relative with chassis is straight flange.
CN201410289581.5A 2014-06-26 2014-06-26 A kind of Multifunctional demountable ruler Expired - Fee Related CN104118253B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410289581.5A CN104118253B (en) 2014-06-26 2014-06-26 A kind of Multifunctional demountable ruler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410289581.5A CN104118253B (en) 2014-06-26 2014-06-26 A kind of Multifunctional demountable ruler

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CN104118253A true CN104118253A (en) 2014-10-29
CN104118253B CN104118253B (en) 2016-06-29

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105818128A (en) * 2016-05-24 2016-08-03 董延群 Portable quick scribing device
CN107584937A (en) * 2017-08-26 2018-01-16 朱冠臣 A kind of high school mathematicses plotting unit
CN113103809A (en) * 2021-05-25 2021-07-13 哈尔滨学院 Ruler device for drawing
CN114801557A (en) * 2022-05-20 2022-07-29 南通大学 Multifunctional teaching aid for measuring length and angle and shaping patterns

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5224269A (en) * 1992-09-17 1993-07-06 Commonwealth Of Puerto Rico Instrument for drawing dashed lines or the like
CN201362103Y (en) * 2009-01-21 2009-12-16 董竹青 Multifunctional drawing ruler
CN201646147U (en) * 2009-12-24 2010-11-24 高汉华 Multipurpose ruler-compass for teaching
CN202952720U (en) * 2012-11-20 2013-05-29 燕金华 Drawing plate used for mechanical drawing
CN203102682U (en) * 2013-03-15 2013-07-31 李富川 Mathematical teaching appliance
CN203198524U (en) * 2013-03-27 2013-09-18 重庆文理学院 Multifunctional mathematical ruler
CN203623231U (en) * 2013-12-25 2014-06-04 大连交通大学 Multifunctional teaching tool
CN203957645U (en) * 2014-06-26 2014-11-26 南通大学 A kind of Multifunctional demountable ruler

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5224269A (en) * 1992-09-17 1993-07-06 Commonwealth Of Puerto Rico Instrument for drawing dashed lines or the like
CN201362103Y (en) * 2009-01-21 2009-12-16 董竹青 Multifunctional drawing ruler
CN201646147U (en) * 2009-12-24 2010-11-24 高汉华 Multipurpose ruler-compass for teaching
CN202952720U (en) * 2012-11-20 2013-05-29 燕金华 Drawing plate used for mechanical drawing
CN203102682U (en) * 2013-03-15 2013-07-31 李富川 Mathematical teaching appliance
CN203198524U (en) * 2013-03-27 2013-09-18 重庆文理学院 Multifunctional mathematical ruler
CN203623231U (en) * 2013-12-25 2014-06-04 大连交通大学 Multifunctional teaching tool
CN203957645U (en) * 2014-06-26 2014-11-26 南通大学 A kind of Multifunctional demountable ruler

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105818128A (en) * 2016-05-24 2016-08-03 董延群 Portable quick scribing device
CN107584937A (en) * 2017-08-26 2018-01-16 朱冠臣 A kind of high school mathematicses plotting unit
CN113103809A (en) * 2021-05-25 2021-07-13 哈尔滨学院 Ruler device for drawing
CN114801557A (en) * 2022-05-20 2022-07-29 南通大学 Multifunctional teaching aid for measuring length and angle and shaping patterns

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Granted publication date: 20160629

Termination date: 20170626