CN105313551A - Phase angle drawing device for power - Google Patents
Phase angle drawing device for power Download PDFInfo
- Publication number
- CN105313551A CN105313551A CN201510834956.6A CN201510834956A CN105313551A CN 105313551 A CN105313551 A CN 105313551A CN 201510834956 A CN201510834956 A CN 201510834956A CN 105313551 A CN105313551 A CN 105313551A
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- China
- Prior art keywords
- base
- phase angle
- inner disc
- lamp bracket
- marking line
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Abstract
The invention discloses a phase angle drawing device for power, and the phase angle drawing device is used for realizing efficient and precise drawing for a phase angle. From the center of the top of a base, a supporting rod is upwards extended; a movable rod is arranged on the supporting rod; a jack screw is arranged between the supporting rod and the movable rod; the outer wall of the movable rod is provided with a lamp holder support; a lamp holder is mounted in the lamp holder support in a hinged mode; a lamp tube is arranged in an inner cavity of the lamp holder; a tapered seam is formed in the lamp holder; a switch is arranged on the base; the switch, the lamp holder and a storage battery on the base form an illuminating current loop; a positioning assembly is arranged between an inner plate and the base; the side edge of the inner plate is provided with inner scale marks; the outer plate can be mounted on the inner plate in a relatively rotary mode; and the outer plate is provided with outer scale marks. The device is convenient and simple in use, and capable of efficiently realizing phase angle drawing.
Description
Technical field
The present invention relates to electric power tool technical field, specifically a kind of electric power phase angle drawing apparatus.
Background technology
In Electric Design, drawing phase angle is common work.At present when carrying out the drafting at phase angle, be generally drawn by ruler, set square, under this mode, draw precision and efficiency comparison low.Therefore, be badly in need of a kind of easy to use, phase angle drawing apparatus that drafting accuracy is high, for the convenient drafting realized phase angle.
Summary of the invention
The object of the present invention is to provide a kind of electric power phase angle drawing apparatus, for realizing efficient, the accurate Drawing to phase angle.
The present invention solves the technical scheme that its technical problem takes: electric power phase angle drawing apparatus, it is characterized in that, it comprises the base set gradually from inside to outside, inner disc and outer disk, described base is circular configuration, sucker or magnet is provided with in the bottom of described base, the inner disc of described base and annular, the outer disk of annular is arranged with one heart, a support bar is upwards extended from the center at the top of described base, described support bar is provided with motion bar, the axis of described motion bar is provided with slideway, the top of described support bar is placed in slideway and described motion bar can move and rotate by relative support bar, jackscrew is provided with between described support bar and motion bar, the outer wall of described motion bar is provided with a lamp bracket chamber, the hinged lamp bracket being provided with strip in described lamp bracket chamber, in described lamp bracket inner chamber, be provided with fluorescent tube, described lamp bracket is provided with the gap of taper, the light that described fluorescent tube sends irradiates straight light on the projection surface after the injection of gap, described base is provided with switch, and the battery on described switch and lamp bracket, base forms lighting current loop,
Locating assembly is provided with between described inner disc and base, under the effect of described locating assembly, inner disc is relative with base fixing, graduation mark in some circumferentially even settings is provided with at the edge of described inner disc, described inner disc is also provided with interior marking line, and the angle of described interior marking line in adjacent two between graduation mark and between interior marking line with graduation mark in adjacent two is equal;
Described outer disk is relatively turnable to be arranged on inner disc, described outer disk is provided with some EXT scale lines circumferentially evenly arranged, the number of described EXT scale line is equal with the number of interior graduation mark, described outer disk is also provided with outer marking line, and the angle of described outer marking line between two adjacent EXT scale lines and between outer marking line and two adjacent EXT scale lines is equal; When described outer marking line aligns with interior marking line, along the circumferential direction in each, graduation mark is between two adjacent EXT scale lines, and angle between interior graduation mark and two adjacent EXT scale lines is equal.
Further, described locating assembly comprises latch, spring, baffle plate and shifting block, described base is provided with some chutes, baffle plate is slidably fitted with in chute described in each, described baffle plate is fixed with latch, between described baffle plate and chute inwall, is provided with spring, the effect end protuberate basic unit of latch under the effect of described spring the jack be arranged on inner disc inwall, described baffle plate is fixed with shifting block, and described shifting block is through protuberate basic unit after the elongated slot on base.
Further, the effect end of described latch is hemispherical.
Further, the number of described interior graduation mark and EXT scale line is 72.
Further, described lamp bracket is provided with projection.
Further, described base, inner disc and outer disk are transparent plastic article.
Further, described baffle plate is " ┍ " shape structure, and upper end and the shifting block of described baffle plate are connected.
Further, described shifting block is circular configuration.
The invention has the beneficial effects as follows: electric power phase angle provided by the invention drawing apparatus, can obtain the phase angle angle commonly used as required, during selected angle, only need rotate outer disk around inner disc.Locating assembly is set between base and inner disc, to facilitate the installation of base and inner disc.Base arranges support bar, on support bar rotatable and movement motion bar is set, the lamp bracket on motion bar launches straight rays, so that choose corresponding interior graduation mark or EXT scale line, the error caused when avoiding visually observing.The present invention is easy to use, simple, can realize the drafting at phase angle efficiently.
Accompanying drawing explanation
Fig. 1 is top view of the present invention;
Fig. 2 is the schematic diagram of base;
Fig. 3 is the position view of shifting block on base;
Fig. 4 is the position view of latch after slip shifting block;
Fig. 5 is the A place partial enlarged drawing in Fig. 2;
Fig. 6 is the B-B sectional view in Fig. 2;
Schematic diagram when Fig. 7 is the fluorescent tube irradiation light on lamp bracket;
Fig. 8 is the schematic diagram of inner disc;
Fig. 9 is the schematic diagram of outer disk;
Figure 10 is the schematic diagram of lamp bracket;
Figure 11 is the C-C sectional view in Figure 10;
Figure 12 is the schematic diagram of baffle plate;
In figure: 1 base, 11 switches, 12 support bars, 13 elongated slots, 14 suckers, 2 motion bars, 21 slideways, 22 lamp brackets, 23 lamp bracket chambeies, 24 is protruding, 25 gaps, 26 jackscrews, 27 fluorescent tubes, 3 is hinged, 4 inner discs, graduation mark in 41, marking line in 42,5 outer disks, 51 EXT scale lines, 52 outer marking lines, 6 chutes, 7 straight light, 8 latches, 81 baffle plates, 82 springs, 83 hemisphericals, 84 shifting blocks, 9 jacks.
Detailed description of the invention
As shown in Figures 1 to 12, the present invention mainly comprises base 1, motion bar 2, lamp bracket 22, inner disc 4, outer disk 5 and locating assembly, describes the present invention below in conjunction with accompanying drawing.
As shown in Figure 2, base 1 is circular transparent plastic article, and as shown in Figure 6, be provided with the vertical support bar 12 placed at the top of base, the axis of support bar and the axis collinear of base are arranged.Support bar is provided with motion bar 2, and motion bar is circular plastic bar, and the axis of motion bar is provided with slideway 21, and the top of support bar is placed in slideway and is slidably connected with slideway, and motion bar can rotate and move up and down by relative support bar; For realizing the relative fixing of motion bar and support bar, between motion bar and support bar, be provided with jackscrew 26, jackscrew screw thread is arranged on motion bar.The outer wall of motion bar is provided with lamp bracket chamber 23, and in lamp bracket chamber, hinged 3 are provided with lamp bracket 22, and lamp bracket is provided with fluorescent tube, and lamp bracket is strip, and therefore fluorescent tube is also strip fluorescent tube.Lamp bracket outer wall is provided with protruding 24, to facilitate, lamp bracket is extracted out from lamp bracket chamber, or lamp bracket is pushed in lamp bracket chamber.As shown in Figure 10, lamp bracket is provided with the gap 25 of strip, when the fluorescent tube 27 in lamp bracket inner chamber is luminous, light irradiates along gap, as shown in Figure 7, base irradiates a straight light 7; Thin as much as possible for ensureing the light irradiated, as shown in figure 11, slit design is taper, and the small end in gap is towards light-struck direction.For ease of opening lamp bracket, base is provided with switch 11, the battery in switch, base and lamp bracket form lighting current loop.
Be arranged with inner disc 4 at the outer of base, as shown in Figure 8, inner disc is the transparent plastic article of annular, and be provided with graduation mark 41 in some circumferentially even settings at the edge of inner disc, interior graduation mark is arranged along the radial direction of inner disc; Inner disc is provided with an interior marking line 42, and interior marking line is in adjacent two between graduation mark, and angle between interior marking line with graduation mark in adjacent two is equal.The inwall of inner disc is provided with jack 9, and jack is arranged along inner disc radial direction.Between inner disc and base, be provided with locating assembly, as shown in Figure 5, locating assembly comprises latch 8, baffle plate 81, spring 82 and shifting block 84, is provided with chute 6 in the inside of Base edge, is slidably fitted with baffle plate 81 in chute, and barrier slides direction is along the radial direction of base.Between baffle plate and chute inwall, be provided with spring 82, baffle plate is fixed with latch 8, and latch is connected with base sliding, under the action of the spring the effect end protuberate basic unit of latch.The effect end of latch can extend into realize the relative fixing of base and inner disc in jack, and insert jack for ease of latch, the effect end of latch is designed to hemispherical 83.Latch inserts after in jack, can realize the relative fixing of base and inner disc; Be provided with elongated slot 13 on the top of pedestal, as shown in figure 12, baffle plate is " ┍ " shape structure, and the lower end of baffle plate is connected with slide, is fixed with shifting block 84 in the upper end of baffle plate, and shifting block is circular configuration, and the drive end of shifting block is through protuberate basic unit after elongated slot; When promoting shifting block, the movement of latch can be driven, to overcome spring force, latch is shifted out from jack.
Be arranged with outer disk 5 at the outer of inner disc, as shown in Figure 9, outer disk 5 is the transparent plastic article of annular, and outer disk is provided with some EXT scale lines 51 circumferentially evenly arranged, and the quantity of EXT scale line is identical with the quantity of interior graduation mark.The inwall of outer disk and the wall contacts of inner disc, and outer disk is relatively turnable is arranged on inner disc.Outer disk is also provided with outer marking line 52, outer marking line is arranged along the radial direction of outer disk, outer marking line aligns with degree graduation mark of 0 in outer disk, as shown in Figure 1, in on inner disc marking line 42 align with the outer marking line 52 in outer disk (interior marking line and outer marking line conllinear) time, circumferentially direction, in each, graduation mark is between two adjacent EXT scale lines, and angle in each between graduation mark and two adjacent EXT scale lines is equal.For convenience of reading, interior graduation mark and EXT scale line are respectively 72, and the angle in so every adjacent two between graduation mark is 5 degree, and the angle between two often adjacent EXT scale lines is 5 degree.When interior marking line aligns with outer marking line, circumferentially, graduation mark is between two EXT scale lines, and the angle between now adjacent interior graduation mark and EXT scale line is 2.5 degree.
When needs picture phase angle, the adjustment position of motion bar on support bar, extracts out lamp bracket, open switch, make lamp bracket irradiate straight light in base, inner disc and outer disk, then according to angle and the required precision at drawn phase angle, choice for use outer disk or inner disc and outer disk one piece use.When only using outer disk, according to the EXT scale line in outer disk, draw phase angle; When inner disc and outer disk one piece use, interior marking line is alignd with outer marking line, then draws phase angle.Rotary moveable bar, the straight line that illumination is penetrated aligns with required interior graduation mark or EXT scale line, to ensure the precision of mapping.For avoiding the movement of whole device, being provided with sucker 14 in the bottom of base, also magnet can being set in the bottom of base, to facilitate by whole device absorption on the metal material.
Claims (8)
1. electric power phase angle drawing apparatus, it is characterized in that, it comprises the base set gradually from inside to outside, inner disc and outer disk, described base is circular configuration, sucker or magnet is provided with in the bottom of described base, the inner disc of described base and annular, the outer disk of annular is arranged with one heart, a support bar is upwards extended from the center at the top of described base, described support bar is provided with motion bar, the axis of described motion bar is provided with slideway, the top of described support bar is placed in slideway and described motion bar can move and rotate by relative support bar, jackscrew is provided with between described support bar and motion bar, the outer wall of described motion bar is provided with a lamp bracket chamber, the hinged lamp bracket being provided with strip in described lamp bracket chamber, in described lamp bracket inner chamber, be provided with fluorescent tube, described lamp bracket is provided with the gap of taper, the light that described fluorescent tube sends irradiates straight light on the projection surface after the injection of gap, described base is provided with switch, and the battery on described switch and lamp bracket, base forms lighting current loop,
Locating assembly is provided with between described inner disc and base, under the effect of described locating assembly, inner disc is relative with base fixing, graduation mark in some circumferentially even settings is provided with at the edge of described inner disc, described inner disc is also provided with interior marking line, and the angle of described interior marking line in adjacent two between graduation mark and between interior marking line with graduation mark in adjacent two is equal;
Described outer disk is relatively turnable to be arranged on inner disc, described outer disk is provided with some EXT scale lines circumferentially evenly arranged, the number of described EXT scale line is equal with the number of interior graduation mark, described outer disk is also provided with outer marking line, and the angle of described outer marking line between two adjacent EXT scale lines and between outer marking line and two adjacent EXT scale lines is equal; When described outer marking line aligns with interior marking line, along the circumferential direction in each, graduation mark is between two adjacent EXT scale lines, and angle between interior graduation mark and two adjacent EXT scale lines is equal.
2. electric power phase angle according to claim 1 drawing apparatus, it is characterized in that, described locating assembly comprises latch, spring, baffle plate and shifting block, described base is provided with some chutes, baffle plate is slidably fitted with in chute described in each, described baffle plate is fixed with latch, spring is provided with between described baffle plate and chute inwall, the effect end protuberate basic unit of latch under the effect of described spring the jack be arranged on inner disc inwall, described baffle plate is fixed with shifting block, and described shifting block is through protuberate basic unit after the elongated slot on base.
3. electric power phase angle according to claim 2 drawing apparatus, is characterized in that, the effect end of described latch is hemispherical.
4. electric power phase angle according to claim 1 drawing apparatus, is characterized in that, the number of described interior graduation mark and EXT scale line is 72.
5. electric power phase angle according to claim 1 drawing apparatus, is characterized in that, described lamp bracket is provided with projection.
6. electric power phase angle according to claim 1 drawing apparatus, it is characterized in that, described base, inner disc and outer disk are transparent plastic article.
7. electric power phase angle according to claim 1 drawing apparatus, is characterized in that, described baffle plate is " ┍ " shape structure, and upper end and the shifting block of described baffle plate are connected.
8. electric power phase angle according to claim 1 drawing apparatus, is characterized in that, described shifting block is circular configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834956.6A CN105313551B (en) | 2015-11-25 | 2015-11-25 | Phase angle drawing device for power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834956.6A CN105313551B (en) | 2015-11-25 | 2015-11-25 | Phase angle drawing device for power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105313551A true CN105313551A (en) | 2016-02-10 |
| CN105313551B CN105313551B (en) | 2017-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510834956.6A Active CN105313551B (en) | 2015-11-25 | 2015-11-25 | Phase angle drawing device for power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105313551B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908122A (en) * | 2021-02-01 | 2021-06-04 | 刘卫华 | Brushless DC motor reversing control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1061565A (en) * | 1990-11-21 | 1992-06-03 | 王凡 | Multifunction angle protractor |
| JPH06297895A (en) * | 1993-04-19 | 1994-10-25 | Tomita Akira | Diagonal ruler |
| CN202502653U (en) * | 2012-01-17 | 2012-10-24 | 山东省远大网络多媒体股份有限公司 | Moment disc experimental device with function of measuring force and angle |
| CN203837608U (en) * | 2014-04-22 | 2014-09-17 | 朱嘉慧 | Gradian vernier disc protractor |
| CN204278875U (en) * | 2014-12-05 | 2015-04-22 | 国家电网公司 | 360 degree of phasor diagram drawing templates |
| CN205523253U (en) * | 2015-11-25 | 2016-08-31 | 国网山东省电力公司经济技术研究院 | Device is drawn with phase angle to electric power |
-
2015
- 2015-11-25 CN CN201510834956.6A patent/CN105313551B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1061565A (en) * | 1990-11-21 | 1992-06-03 | 王凡 | Multifunction angle protractor |
| JPH06297895A (en) * | 1993-04-19 | 1994-10-25 | Tomita Akira | Diagonal ruler |
| CN202502653U (en) * | 2012-01-17 | 2012-10-24 | 山东省远大网络多媒体股份有限公司 | Moment disc experimental device with function of measuring force and angle |
| CN203837608U (en) * | 2014-04-22 | 2014-09-17 | 朱嘉慧 | Gradian vernier disc protractor |
| CN204278875U (en) * | 2014-12-05 | 2015-04-22 | 国家电网公司 | 360 degree of phasor diagram drawing templates |
| CN205523253U (en) * | 2015-11-25 | 2016-08-31 | 国网山东省电力公司经济技术研究院 | Device is drawn with phase angle to electric power |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908122A (en) * | 2021-02-01 | 2021-06-04 | 刘卫华 | Brushless DC motor reversing control device |
| CN112908122B (en) * | 2021-02-01 | 2022-11-18 | 无锡新势力电机科技有限公司 | Brushless DC motor reversing control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105313551B (en) | 2017-03-22 |
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