CN205970502U - Electrodynamic type compasses - Google Patents
Electrodynamic type compasses Download PDFInfo
- Publication number
- CN205970502U CN205970502U CN201620686314.6U CN201620686314U CN205970502U CN 205970502 U CN205970502 U CN 205970502U CN 201620686314 U CN201620686314 U CN 201620686314U CN 205970502 U CN205970502 U CN 205970502U
- Authority
- CN
- China
- Prior art keywords
- slide block
- electrodynamic type
- cross bar
- bar body
- micromotor
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an electrodynamic type compasses, including pole body, horizontal pole, slider, fixing device, micro direct current motor and power, the vertical setting of pole body, its lower extreme is equipped with the stator, and the cover is equipped with driven gear, the horizontal pole horizontally is fixed to be set up on driven gear, on slider slidable locates the horizontal pole, and the slider lower extreme is equipped with the painting brush, fixing device can fix the slider on the horizontal pole, the pole is located to the power, and this is internal, just with the micro direct current motor line connection, micro direct current motor is equipped with the driving gear on locating the pole body in its pivot, driving gear and driven gear meshing. The technical scheme of the utility model a battery operated compasses is provided, improved the efficiency of drawing and the degree of accuracy of drawing greatly, and it being more steady to draw, the quality is better.
Description
Technical field
This utility model be related to a kind of compasses technical field, more particularly, to a kind of electrodynamic type compasses.
Background technology
At present, the compasses structure that people are usually used includes support bar and rotating bar, and support bar is hinged with rotating bar,
Rotating bar is provided with paintbrush or is fixedly installed chalk, is positioned by support bar, and paintbrush or chalk are with the positioning of support bar
Rotary picture circle centered on point.And, drawing the bowlder specifying radius size, needing first to have been surveyed between compasses two bar with ruler
Distance, then start picture circle.
The compasses of this structure, have the following disadvantages：First, greatly reduce the efficiency of drawing；2nd, part compasses are using
During it is also possible to because bipod between loosening cause to draw bicircular, bring great inconvenience to designer；If three make
Used time is firmly excessive, and paintbrush or chalk are easy to be pressed down.
Utility model content
Technical problem to be solved in the utility model is how to provide a kind of compasses, can greatly improve drawing efficiency and paint
Figure accuracy, and it is more steady to draw, quality is more preferably.
The technical scheme that this utility model solves above-mentioned technical problem is as follows：
A kind of electrodynamic type compasses, it includes bar body, cross bar, slide block, fixing device, DC micromotor and power supply,
Described bar body is vertically arranged, and its lower end is provided with stator, and is arranged with driven gear；Described cross bar level be fixedly installed on institute
State on driven gear；Described slide block is slidably on described cross bar, and described slide block lower end is provided with paintbrush；Described fixing dress
Put and described slide block can be fixed on described cross bar；Described power supply in described bar body, and with described DC micromotor
Connection；In described bar body, its rotating shaft is provided with driving gear to described DC micromotor, described driving gear with
Described driven gear engagement.
Compared with prior art, the beneficial effects of the utility model are：
This utility model product drives cross bar to rotate by the rotating shaft of DC micromotor and gear drive, and on cross bar
It is provided with slidably slide block, slide block has paintbrush, cross bar has rotarily driven paintbrush and rotated it is achieved that motorized motions are from animation
Circle, structure is simple, easy to operate.
On the basis of technique scheme, this utility model can also do following improvement：
Further, described slide block upper and lower ends are respectively equipped with chute, and described chute can slide along described cross bar.
Beneficial effect using above-mentioned further scheme is：Slide block is slided on cross bar by arranging chute, and operation is more
Convenient, structure is more stable.
Further, described fixing device is fixed screw, and described slide block is provided with fixing hole, and described fixed screw passes through
Described slide block is fixed on described cross bar described fixing hole.
Beneficial effect using above-mentioned further scheme is：Directly by tightening fixed screw, slide block can be fixed to cross bar
On, just can be with sliding slider it is easy to user operates after unscrewing fixed screw, and structure is simple.
Further, described paintbrush carries elastic device, and described elastic device is spring, and one end of described spring is located at institute
State in slide block, the other end is in the penholder of described paintbrush.
Beneficial effect using above-mentioned further scheme is：Paintbrush carries elastic device, when paintbrush rotary picture bowlder runs into
Rugged plane can play good buffering and damping effect, when stator tilts, when under paintbrush, surging is excessive, also can
Ensure that picture circle is stable, draw circle better quality.
Further, the middle part of described bar body is additionally provided with folding part, and described bar body can be right up and down along described folding part
Folding.
Beneficial effect using above-mentioned further scheme is：Bar body is longer so that this electric compasses volume is larger, has
Bar body doubling can be reduced the volume carrying or storing this electric compasses by the setting of folding part.
Further, described bar body is additionally provided with decelerator and speed control, described decelerator and described speed control
Device processed all with described power supply and described DC micromotor connection, described speed control is used for controlling described minisize dc
The velocity of rotation of motor.
Beneficial effect using above-mentioned further scheme is：The rotating speed of DC micromotor is reduced to by conjunction by decelerator
Suitable scope, the Negotiation speed controller that needs according still further to user to adjust the velocity of rotation of motor it is achieved that paintbrush rotary picture
The speed scalable of circle, makes picture bowlder more stable it is ensured that drawing circle quality.
Further, also include controlling switch, described controlling switch is with described power supply, described micro DC machine circuit even
Connect.
Beneficial effect using above-mentioned further scheme is：Controlling switch can be with the rotation of effective control DC micromotor
Turn, to control the working condition of this electric compasses as needed.
Further, described bar body is additionally provided with display lamp, described display lamp and described power supply and described minisize dc
Motor connection.
Beneficial effect using above-mentioned further scheme is：Display lamp can show the use state of this electric compasses.
Further, described cross bar is provided with stopper away from one end of described bar body.
Beneficial effect using above-mentioned further scheme is：Cross bar end be provided with stopper can effectively anti-limited slip block from horizontal stroke
Skid off on bar.
Further, described cross bar is also labeled with scale.
Beneficial effect using above-mentioned further scheme is：Be labeled with cross bar the scale person of being easy to use use when according to
Draw the distance needing accurate adjusting slider and stator of radius of circle.
Brief description
Fig. 1 is the preferred structure schematic diagram of this utility model electric compasses.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, bar body, 2, cross bar, 3, slide block, 4, DC micromotor, 5, speed control, 6, stator, 7, driven gear,
8th, paintbrush, 9, driving gear, 10, fixed screw, 11, spring, 12, folding part, 13, controlling switch, 14, display lamp, 15, stop
Block.
Specific embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example is served only for explaining this practicality
New, it is not intended to limit scope of the present utility model.
As shown in figure 1, a kind of electrodynamic type compasses, including bar body 1, cross bar 2, slide block 3, fixing device, micro DC
Machine 4 and power supply, described bar body 1 is vertically arranged, and its lower end is provided with stator 6, and is arranged with driven gear 7；Described cross bar 2 water
Flat is fixedly installed on described driven gear 7；Described slide block 3 slidably on described cross bar 2, and under described slide block 3
End is provided with paintbrush 8；Described slide block 3 can be fixed on described cross bar 2 for described fixing device；Described power supply is located at described bar body
In 1, and with described DC micromotor 4 connection；Described DC micromotor 4 in described bar body 1, in its rotating shaft
It is provided with driving gear 9, described driving gear 9 is engaged with described driven gear 7.
Concrete operating principle：
User according to the radius size drawing circle, slide block 3 is slided into behind the relevant position of cross bar 2 fixing so that slide block
On paintbrush 8 to stator 6 distance be equal to need picture circle radius, stator 6 positioning after, DC micromotor 4 connection power supply after electricity
Machine rotating shaft drives driving gear 9 to horizontally rotate, and driving gear 9 drives driven gear 7 to horizontally rotate centered on bar body 1, from
And control cross bar 2 around the horizontal circular-rotation of bar body 1 so that the paintbrush 8 on slide block 3 is justified from animation, realize electronic picture circle, behaviour
Facilitate, rational in infrastructure.In order that slide block 3 can slide flexibly on cross bar 2, can be respectively equipped with described slide block 3 upper and lower ends
Chute, described chute can slide along described cross bar 2.
Preferably, described fixing device can be fixed screw 10, and described slide block 3 is provided with fixing hole, described fixed screw
10 by described fixing hole, described slide block 3 are fixed on described cross bar 2.When needing sliding slider 3, fixing spiral shell can be unscrewed
Silk 10；After regulating the position of slide block 3, just slide block 3 can be fixed on cross bar 2 by tightening fixed screw 10.
In another preferred embodiment of the present utility model, in order that the serviceability of this electrodynamic type compasses is more preferably, permissible
Elastic device is set in described paintbrush 8, described elastic device can be spring 11, and one end of described spring 11 is located at described slide block
In 3, the other end is in the penholder of described paintbrush 8.Elastic device on paintbrush 8, can effectively prevent from inclining during stator 6 positioning
Tiltedly, the excessive damage causing paintbrush 8 of dynamics that paintbrush 8 pushes, and when the plane drawing circle is uneven, elastic device can play
So that electronic picture circle is more stable, the quality drawing circle is higher for the effect of buffering, vibration damping well.Preferably, described bar body 1
On be additionally provided with decelerator and speed control 5, described decelerator and described speed control 5 all with described power supply and described miniature
Direct current generator 4 connection, described speed control 5 is used for controlling the velocity of rotation of described DC micromotor 4.Need explanation
, because the general rotating speed of DC micromotor 4 is too high, directly setting speed control 5 cannot be well to minisize dc
The rotating speed of motor 4 is adjusted, and therefore first the rotating speed of DC micromotor 4 is reduced to certain journey by the decelerator of setting
Degree, then the rotating speed of DC micromotor 4 is controlled to adjust by speed control 5, can be with the speed of effective control paintbrush 8 rotary picture circle
Degree is so that picture bowlder is more stable.
Because the volume of this electric compasses is larger, not readily portable or storage, therefore, at the middle part of described bar body 1 also
It is provided with folding part 12, described bar body 1 can be along the doubling about 12 of described folding part.As such, it is possible to effectively by this electric compasses
Fold up, it is to avoid its volume is excessive.Preferably, described folding part 12 is hinge, and one end of described hinge is fixed on described bar
The top half of body 1, the other end is fixed on the latter half of described bar body 1.This structure of hinge can be simply and easily
Realize the doubling of this electric compasses.
In order to control working condition and the display working condition of this electric compasses, controlling switch 13 can also be set, described
Controlling switch 13 and described power supply, described DC micromotor 4 connection.Display lamp 14, institute are additionally provided with described bar body 1
State display lamp 14 and described power supply and described DC micromotor 4 connection.
Preferably, described cross bar 2 is provided with stopper 15 away from one end of described bar body 1, permissible by this stopper 15
The dynamics that effectively anti-limited slip block 3 slides on cross bar 2 is excessive and skids off.Adjust according to drawing radius of circle in view of convenient use person
The position of slide block 3, described cross bar 2 is also labeled with scale.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvement made etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of electrodynamic type compasses are it is characterised in that include bar body (1), cross bar (2), slide block (3), fixing device, miniature straight
Stream motor (4) and power supply, described bar body (1) is vertically arranged, and its lower end is provided with stator (6), and is arranged with driven gear
(7)；Being fixedly installed on described driven gear (7) of described cross bar (2) level；Described slide block (3) is slidably located at described
On cross bar (2), and described slide block (3) lower end is provided with paintbrush (8)；Described slide block (3) can be fixed on described by described fixing device
On cross bar (2)；Described power supply in described bar body (1), and with described DC micromotor (4) connection；Described micro-
In described bar body (1), its rotating shaft is provided with driving gear (9), described driving gear (9) and institute to type direct current generator (4)
State driven gear (7) engagement.
2. electrodynamic type compasses according to claim 1 are it is characterised in that described slide block (3) upper and lower ends are respectively equipped with cunning
Groove, described chute can slide along described cross bar (2).
3. electrodynamic type compasses according to claim 2 it is characterised in that described fixing device be fixed screw (10), institute
State slide block (3) and be provided with fixing hole, described slide block (3) is fixed to by described fixing hole described by described fixed screw (10)
On cross bar (2).
4. electrodynamic type compasses according to claim 1 are it is characterised in that described paintbrush (8) carries elastic device, described bullet
Property device be spring (11), in described slide block (3), the other end is located at described paintbrush (8) for one end of described spring (11)
In penholder.
5. electrodynamic type compasses according to claim 1 are it is characterised in that the middle part of described bar body (1) is additionally provided with folding
Portion (12), described bar body (1) can be along described folding part (12) doubling up and down.
6. electrodynamic type compasses according to claim 1 it is characterised in that be additionally provided with described bar body (1) decelerator and
Speed control (5), described decelerator and speed control (5) all with described power supply and described DC micromotor (4) circuit
Connect, described speed control (5) is used for controlling the velocity of rotation of described DC micromotor (4).
7. electrodynamic type compasses according to claim 1 it is characterised in that also including controlling switch (13), open by described control
Close (13) and described power supply, described DC micromotor (4) connection.
8. the electrodynamic type compasses according to any one of claim 1-7 are it is characterised in that also set in described bar body (1)
There are display lamp (14), described display lamp (14) and described power supply and described DC micromotor (4) connection.
9. the electrodynamic type compasses according to any one of claim 1-7 are it is characterised in that described cross bar (2) is away from described
One end of bar body (1) is provided with stopper (15).
10. the electrodynamic type compasses according to any one of claim 1-7 are it is characterised in that also mark on described cross bar (2)
There is scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686314.6U CN205970502U (en) | 2016-07-01 | 2016-07-01 | Electrodynamic type compasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686314.6U CN205970502U (en) | 2016-07-01 | 2016-07-01 | Electrodynamic type compasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205970502U true CN205970502U (en) | 2017-02-22 |
Family
ID=58023218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620686314.6U Expired - Fee Related CN205970502U (en) | 2016-07-01 | 2016-07-01 | Electrodynamic type compasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205970502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080336A (en) * | 2018-08-20 | 2018-12-25 | 西安石油大学 | Higher mathematics plotter |
| CN109159584A (en) * | 2018-08-20 | 2019-01-08 | 西安工程大学 | A kind of mathematics drawing tool |
-
2016
- 2016-07-01 CN CN201620686314.6U patent/CN205970502U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080336A (en) * | 2018-08-20 | 2018-12-25 | 西安石油大学 | Higher mathematics plotter |
| CN109159584A (en) * | 2018-08-20 | 2019-01-08 | 西安工程大学 | A kind of mathematics drawing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20170701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |