CN105818607A - Point-radiation mirror-image positioning amplifier for contour drawing - Google Patents
Point-radiation mirror-image positioning amplifier for contour drawing Download PDFInfo
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- CN105818607A CN105818607A CN201610357617.8A CN201610357617A CN105818607A CN 105818607 A CN105818607 A CN 105818607A CN 201610357617 A CN201610357617 A CN 201610357617A CN 105818607 A CN105818607 A CN 105818607A
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- Prior art keywords
- drawing board
- mirror
- image positioning
- chi
- point
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
- B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
Abstract
The invention discloses a point-radiation mirror-image positioning amplifier for contour drawing. The point-radiation mirror-image positioning amplifier mainly comprises a tripod for supporting a drawing board, the drawing board, a mirror-image reflection mirror fixed to the drawing board, a triangular pantograph clamping the mirror-image reflection mirror and the drawing board, and an eye blocking unit. A fixing unit is arranged on the triangular pantograph, when a contour is drawn, a painter just needs to overturn the drawing board or directly draw in front of drawing paper, measurement errors caused by overturning and moving of the triangular pantograph are avoided, and the accuracy of drawing of the amplified contour is improved; meanwhile, drawing time is shortened. In addition, the distance between the painter and the drawing board is limited through a mark, the eye blocking unit is arranged, and especially a radiation point is arranged, so that the point of sight and the sight distance of the painter are kept fixed relatively, and picture amplifying stability is ensured. The point-radiation mirror-image positioning amplifier for contour drawing is scientific and reasonable in design, convenient and accurate to use and suitable for contour positioning and amplifying for sketching and color sketching of urban building landscapes.
Description
Technical field
The invention belongs to draw tool, particularly relate to a kind of some radiation profile and draw mirror image positioning amplifier.
Background technology
Literary sketch, sketch, color sketch are generally divided into two steps: first drawn body profile (big body and the length of local body) is accurately drawn on drawing paper by the person that do not draws a picture with pencil lines；Then on the basis of exact outline, apply light and shade with tune black, white, grey, to show body stereo space sense, light sensation, texture etc. and then to complete paintings, also have the form of expression of simple line or wire-board junction.
Urban architecture is the drawing theme of urban architecture landscape fan, and mostly building is to be combined by basic cube and spherosome to constitute, and therefore, its contour line is mostly vertical line, horizontal line, parallax and circular arc line.A kind of profile is had been disclosed before and draws mirror image positioning amplifier (application number: 201510311775.5), arrange before drawing board can the mirror reflection mirror that moves of parallel drawing board, isosceles triangle pantograph and sighting distance bar are set before mirror reflection mirror；Isosceles triangle pantograph is arranged in the horizontal slide rod under drawing board by vertical connecting rod, installs sighting distance bar outside horizontal slide rod.But owing to mirror reflection mirror and drawing paper are arranged on drawing board the same face, also need to after measurement turn to triangle amplification chi and move the amplification position to drawing board another side (with mirror image contrast) again, this stability that have impact on measurement result and accuracy, bring error to the drafting of body profile.
Summary of the invention
Present invention aims to drawbacks described above of the prior art, it is provided that a kind of design science radiation accurately reasonable, easy to use profile draws mirror image positioning amplifier.For solve above-mentioned technical problem, the present invention by the following technical solutions:
Point radiation profile draws mirror image positioning amplifier, and including drawing board and the spider of support drawing board, described drawing board one side is for amplifying profile drawing board, and another side is provided with the mirror reflection mirror parallel with drawing board plane；Described radiation profile draws triangle amplification chi and the setting of shelves eye that mirror image positioning amplifier also includes clamping drawing board and mirror reflection mirror, and triangle amplification chi can be fixed in drawing board plane by being fixedly installed, and shelves eye is arranged can be enclosed within the person's of drawing a picture head.
Preferably, the spike upper end of spider connects drawing board socket and drawing board support rack, and drawing board socket and drawing board support rack are provided with the turn-button that scalable drawing board tilts forward and back, drawing board support rack upper end connect on drawing board along and drawing board gradient be set be fixedly installed.
Preferably, the spike of spider and drawing board socket junction arrange the rotating shaft that can make drawing board outlets level rotating 360 degrees, and set the anglec of rotation and be fixedly installed.
Preferably, drawing board support rack is made up of flange and vertical support bar, and flange one end is connected with tripod support leg upper end, and the other end is connected by turning to turn round with vertical support bar.
Preferably, triangle amplification chi is mainly made up of waist bar, the ring-type ruler of rectangle and long chi three part；Described waist bar is made up of two length, folding rule that size is identical, two folding rule parallel alignment are arranged and fixing connection at two-end-point, distance between two folding rules just can insert drawing board and mirror reflection mirror, and the angle of folding rule can be made to fall in the range of mirror reflection mirror is all；Length scale all it is carved with respectively as pantograph and exaggerated chi on the chi face of the ring-type ruler of described rectangle and long chi；Drawing board and mirror reflection mirror can be inserted in the middle of the ring-type ruler of rectangle；The end of all rulers all can be fixed on drawing board edge by being fixedly installed.
Preferably, gear eye device is arranged on headgear, and two hide rose plate can each rotate upwardly and downwardly, and rotates down and can block eyes.
For being difficult to the problem accurately drawn by the body profile of scenery (building) in current daily drawing, inventor has designed and produced a kind of radiation dot profile and has drawn mirror image positioning amplifier, compared to prior art, present invention have an advantage that
It is fixedly installed by arranging on triangle amplification chi, it is fixed on drawing board, when drawing profile, the person of drawing a picture directly draws a picture before only needing turnover picture board or going to drawing paper, avoid because the mobile set square that amplifies of needs upset causes measurement error, improve drafting accuracy, also save the time of drawing a picture simultaneously.It addition, limit the distance of the person of drawing a picture and drawing board by labelling and arrange gear eye, especially radiate setting a little, make the person's of drawing a picture viewpoint and sighting distance keep being relatively fixed, it is ensured that to amplify the stability of figure.It is reasonable, easy to use accurately that the profile of the present invention draws mirror image positioning amplifier design science, it is adaptable to urban architecture landscape literary sketch, sketch, the locations of contours of color sketch and amplification.
Accompanying drawing explanation
Fig. 1 is the front view that the present invention radiates dot profile drafting mirror image positioning amplifier.
Fig. 2 is the rearview that the present invention radiates dot profile drafting mirror image positioning amplifier.
Fig. 3 is the side view that the present invention radiates dot profile drafting mirror image positioning amplifier.
Fig. 4 is the structural representation that the present invention radiates dot profile drafting mirror image positioning amplifier middle part of the side bar.
Fig. 5 is that the present invention radiates the structural representation of the ring-type ruler of rectangle in dot profile drafting mirror image positioning amplifier.
Fig. 6 is that the present invention radiates the structural representation of long chi in dot profile drafting mirror image positioning amplifier.
Fig. 7 is that the present invention radiates dot profile drafting mirror image positioning amplifier profile amplification effect figure.
In figure: 1 drawing board, 2 spiders, 3 mirror reflection mirrors, 4 triangle amplification chis, 5 waist bars, the 6 ring-type rulers of rectangle, 7 long chis, 8 triangle amplification chis are fixedly installed, 9 drawing board sockets, 10 rotating shafts, 11 rotating shafts are fixedly installed, 12 drawing board support racks, 13 vertical support bars, 14 flanges, 15 turns of torsions, 16 drawing board gradient fixing devices, 17 folding rules, 18 chi faces, 19 radiation points.
Detailed description of the invention
Below in conjunction with preferred embodiment and accompanying drawing thereof, technical solution of the present invention is further non-limitingly described in detail.
The primary structure of radiation dot profile drafting mirror image positioning amplifier:
As shown in Figures 1 to 3, the present invention is radiated dot profile drafting mirror image positioning amplifier and is included drawing board and support the spider of drawing board, drawing board one side is for amplifying profile drawing board, it is placed with drawing paper above, another side is provided with the rectangle mirror reflection mirror parallel with drawing board plane, and mirror reflection mirror can reflect scenery or structure image；Described radiation profile draws triangle amplification chi and the setting of shelves eye that mirror image positioning amplifier also includes clamping drawing board and mirror reflection mirror, triangle amplification chi can be fixed in drawing board plane by being fixedly installed, shelves eye arranges and can be enclosed within the person's of drawing a picture head, improves the accuracy of measurement.
A spike upper end of spider connects drawing board socket and drawing board support rack, and bottom drawing board socket, the right and left is provided with the turn-button that scalable drawing board tilts forward and back；Described drawing board support rack is made up of flange and vertical support bar, and flange one end is connected with tripod support leg upper end, and the other end and vertical support bar are connected by turning to turn round, and drawing board post upper connects on drawing board edge and arranges two drawing board gradients and be fixedly installed.The person of drawing a picture can regulate the gradient of drawing board as required, and this setting can make support bar depart from any time with drawing board, it is simple to waist bar turns to during this position unobstructed.
The spike of spider and drawing board socket junction arrange the rotating shaft that can make drawing board outlets level rotating 360 degrees, and set the anglec of rotation and be fixedly installed, and the person of drawing a picture only needs turnover picture board can directly draw profile, saves the time of drawing a picture.
As shown in Figs. 4-6, described triangle amplification chi is mainly made up of waist bar, the ring-type ruler of rectangle and long chi three part；Described waist bar is made up of two length, folding rule that size is identical, two folding rule parallel alignment are arranged and fixing connection at two-end-point, distance between two folding rules just can insert drawing board and mirror reflection mirror, and makes the angle of folding rule fall in the range of mirror reflection mirror is all；The ring-type ruler of described rectangle and long chi are all carved with length scale respectively as on pantograph and exaggerated chi, and chi face；Drawing board and mirror reflection mirror can be inserted in the middle of the ring-type ruler of rectangle；The end of all rulers all can be fixed on drawing board edge by being fixedly installed.During measuring and amplifying, using the inner side edge of waist bar as the chi limit of measuring and amplifying, block institute's profile section for avoiding the side of two waists to be refracted in mirror, the chi face of two folding rules can be tilted relative to inner side edge.
Described gear eye device is located on the headgear of elastic strip, and two hide rose plate can each rotate upwardly and downwardly, and rotates down and can block eyes.
Ultimate principle:
The present invention uses the proportional principle design triangle amplification chi of similar triangles corresponding sides as measuring tool, the person of drawing a picture is at distance determined by sighting distance (person's of drawing a picture eyes are to the distance in face, border) and viewpoint position (viewpoint refers to the person's of drawing a picture eyes relative to the locus residing for minute surface), by seeing scenery (building) image reflected depending on face, mirror reflection mirror border before being connected to drawing board and by face, smooth for triangle amplification chi border.Point radial pattern is used during measuring and amplifying, by scenery (building) outline of straight line being exaggerated in mirror image by assuming that lonizing radiation combine in a bit (radiation point), using the ring-type ruler of rectangle and long chi as pantograph and exaggerated chi, exaggerated line segment is amplified at lonizing radiation bearing of trend according to similar triangle theory, it is crucial that each measuring and amplifying profile line segment, two folding rule angles will be kept to be directed at the point (radiation point) selected, sighting distance and viewpoint is made to keep being relatively fixed, and the result measured is fixed by being fixedly installed, turnover picture board draws the profile line segment after amplifying again, by that analogy, thus obtain stable, amplify profile accurately.Draw face due to mirror reflection mirror and profile to be separately positioned on the tow sides of drawing board, thus drawn scenery (building) reduces the normal visual effect of people " the anti-figure " of normal vision image (mirror image be).
Using method:
When 1, painting from life, easel, the person of drawing a picture be the most all " towards " drawn by building.And the present invention, after selecting drawn scenery (building), building drawn by the person of drawing a picture and easel " dorsad ", set up easel (nailing on drawing paper), and according to position on drawing board of practical adjustments easel height, minute surface, the angle of inclination (mirror tilt angle degree) of drawing board, allow scenery (building) image reflex in mirror and fix being fixedly installed of drawing board gradient and the anglec of rotation.
2, scenery (building) certain point (obvious characteristic point as a certain in building bottom) in selected mirror, the waist bar of triangle amplification chi is inserted in drawing board and the angle of folding rule is directed at the point (radiation point) selected, ring-type for rectangle ruler and long chi are inserted in drawing board again and are arranged on two waist bar positions, and by being fixedly installed, whole triangle amplification chi (temporarily) is fixed on drawing board, need according to composition and lonizing radiation bearing of trend (subjective) determines maximum (outward) contour line (the highest contour line) position in picture, also determine that the figure amplifying much amplifications from exaggerated figure (image pattern) more away from, in other words away from radiation more, its multiple amplifying figure exaggerated is the biggest.
3, " gear eye " is arranged and is enclosed within head by the person of drawing a picture, and selects to block eyes (left eye or right eye) according to personal habits, and the person of drawing a picture is with the mirror image in simple eye viewing-mirror, to reach more preferable effect.
4, viewpoint, sighting distance are determined: the person of drawing a picture can be marked the sighting distance determining eyes to minute surface by both feet position, it is possible to determines viewpoint position by marking scenery (building) the mirror image body profile in mirror image.It is crucial that each measuring and amplifying profile line segment, two folding rule angles will be kept to be directed at the point (radiation point) selected, make sighting distance and viewpoint keep being relatively fixed.
5, measure and amplification method: the person of drawing a picture is at distance determined by sighting distance and viewpoint position, scenery (building) image reflected depending on face, mirror reflection mirror border before being connected to drawing board by sight, rotate the waist bar of triangle amplification chi, waist bar chi limit is made to intersect with the two-end-point of the contour of building line in mirror image, moving long chi makes chi limit overlap with scenery (building) contour line in the picture of border again, determined according to (subjective) and put maximum (outward) contour line position, the chi limit of ring-type for rectangle ruler is positioned over two joinings (two end points of the profile line segment namely amplified) made in its folding rule parallel with long chi, pass through to be fixedly installed again measurement result to be fixed.Use some radial pattern, by scenery (building) outline of straight line being exaggerated in mirror image by assuming that lonizing radiation combine in a bit (radiation point), using the ring-type ruler of rectangle and long chi as pantograph and exaggerated chi, exaggerated line segment is amplified at lonizing radiation bearing of trend according to similar triangle theory, amplify profile line segment every time, all triangle amplification chi waist bar cramp angular alignment radiation point is measured, and measurements is fixed by being fixedly installed, the drawing paper at the drawing board back side overturn in face of drawing a picture by rotating shaft again, the profile line segment after amplifying is drawn along rectangle ring-type ruler limit, by that analogy.Measurement can first from determined by from the beginning of the maximum outline of scenery (building), profile drawn thereafter is all amplified with relative position relation with this largest contours as proportionate relationship.
6, during measuring and amplifying, depart from periphery or the situation of whole relation as run into local body profile, the relative position relation of itself and periphery line segment can be determined by the method increasing boost line.
7, for ease of drawing a picture, the person of drawing a picture by the gradient turning torsion regulation drawing board arranged on drawing board socket and drawing board support rack, and can be fixed by being fixedly installed on drawing board support rack.
Claims (6)
1. some radiation profile draws a mirror image positioning amplifier, including drawing board and the spider of support drawing board, it is characterised in that: described drawing board one side is for amplifying profile drawing board, and another side is provided with the mirror reflection mirror parallel with drawing board plane；Described radiation profile draws triangle amplification chi and the setting of shelves eye that mirror image positioning amplifier also includes clamping drawing board and mirror reflection mirror, and triangle amplification chi can be fixed in drawing board plane by being fixedly installed, and shelves eye is arranged can be enclosed within the person's of drawing a picture head.
Radiation profile the most according to claim 1 draws mirror image positioning amplifier, it is characterized in that: a spike upper end of described spider connects drawing board socket and drawing board support rack, drawing board socket and drawing board support rack are provided with the turn-button that scalable drawing board tilts forward and back, drawing board support rack upper end connect on drawing board along and drawing board gradient be set be fixedly installed.
Radiation profile the most according to claim 2 draws mirror image positioning amplifier, it is characterised in that: the spike of described spider and drawing board socket junction arrange the rotating shaft that can make drawing board outlets level rotating 360 degrees, and set the anglec of rotation and be fixedly installed.
Radiation profile the most according to claim 2 draws mirror image positioning amplifier, it is characterized in that: described drawing board support rack is made up of flange and vertical support bar, flange one end is connected with tripod support leg upper end, and the other end is connected by turning to turn round with vertical support bar.
Radiation profile the most according to claim 1 and 2 draws mirror image positioning amplifier, it is characterised in that: described triangle amplification chi is mainly made up of waist bar, the ring-type ruler of rectangle and long chi three part；Described waist bar is made up of two length, folding rule that size is identical, two folding rule parallel alignment are arranged and fixing connection at two-end-point, distance between two folding rules just can insert drawing board and mirror reflection mirror, and the angle of folding rule can be made to fall in the range of mirror reflection mirror is all；Length scale all it is carved with respectively as pantograph and exaggerated chi on the chi face of the ring-type ruler of described rectangle and long chi；Drawing board and mirror reflection mirror can be inserted in the middle of the ring-type ruler of rectangle；The end of all rulers all can be fixed on drawing board edge by being fixedly installed.
Radiation profile the most according to claim 1 and 2 draws mirror image positioning amplifier, it is characterised in that: described gear eye device is arranged on headgear, and two hide rose plate can each rotate upwardly and downwardly, and rotates down and can block eyes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610357617.8A CN105818607B (en) | 2016-05-25 | 2016-05-25 | Point radiation profile draws mirror image positioning amplifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610357617.8A CN105818607B (en) | 2016-05-25 | 2016-05-25 | Point radiation profile draws mirror image positioning amplifier |
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| Publication Number | Publication Date |
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| CN105818607A true CN105818607A (en) | 2016-08-03 |
| CN105818607B CN105818607B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610357617.8A Active CN105818607B (en) | 2016-05-25 | 2016-05-25 | Point radiation profile draws mirror image positioning amplifier |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202965788U (en) * | 2012-11-15 | 2013-06-05 | 温洪伟 | Multifunctional painting imitating frame |
| CN203078201U (en) * | 2012-12-14 | 2013-07-24 | 王一鸣 | Drawing board with magnifying lens |
| CN104842707A (en) * | 2015-06-09 | 2015-08-19 | 李向前 | Contour drawing mirror image positioning amplifier |
| CN205997637U (en) * | 2016-05-25 | 2017-03-08 | 李向前 | Point radiation profile draws mirror image positioning amplifier |
-
2016
- 2016-05-25 CN CN201610357617.8A patent/CN105818607B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202965788U (en) * | 2012-11-15 | 2013-06-05 | 温洪伟 | Multifunctional painting imitating frame |
| CN203078201U (en) * | 2012-12-14 | 2013-07-24 | 王一鸣 | Drawing board with magnifying lens |
| CN104842707A (en) * | 2015-06-09 | 2015-08-19 | 李向前 | Contour drawing mirror image positioning amplifier |
| CN205997637U (en) * | 2016-05-25 | 2017-03-08 | 李向前 | Point radiation profile draws mirror image positioning amplifier |
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| CN105818607B (en) | 2018-06-22 |
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