CN206406665U - A kind of compasses dedicated for teaching - Google Patents
A kind of compasses dedicated for teaching Download PDFInfo
- Publication number
- CN206406665U CN206406665U CN201720027492.2U CN201720027492U CN206406665U CN 206406665 U CN206406665 U CN 206406665U CN 201720027492 U CN201720027492 U CN 201720027492U CN 206406665 U CN206406665 U CN 206406665U
- Authority
- CN
- China
- Prior art keywords
- adjusting screw
- pen core
- core tube
- sliding sleeve
- connector
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of compasses dedicated for teaching, including mounting seat, movable supporting legs, fixed supporting leg, rotating shaft, axle sleeve, sucker, sliding sleeve, connector, pen core tube, locking cap, during regulation, unload locking cap, chalk is inserted into pen core tube, then tighten locking cap, so as to the clamping that will stop writing, unscrew the first adjusting screw, the first adjusting screw is tightened after regulation movable supporting legs to correct position, then, pass through the second adjusting screw, 3rd adjusting screw and the 4th adjusting screw adjust sliding sleeve 7 respectively, connector 8, pen core tube 9 is to correct position, when doing figure, by by sucker suction on blackboard, operate the device, so that the rotating shaft being connected with fixed supporting leg is rotated along axle sleeve, so as to drive the chalk in pen core tube along axis of rotation, so as to complete to do figure.The apparatus structure is simple, and easy to adjust quick, sucker fixation is reliable, effectively improves and does figure precision, meanwhile, effectively protect blackboard.
Description
Technical field
The utility model is related to a kind of compasses, more particularly to a kind of compasses dedicated for teaching.
Background technology
In teaching, to draw circular arc on blackboard, it is necessary to use compasses, existing blackboard is in the compasses used
During in, fixing axle and blackboard contact point very little are so easily destroyed blackboard, meanwhile, during circle is drawn, the contact point
Movement is also easy to, so causes that the drafting of circular arc can not be completed.In view of drawbacks described above, is necessary to design a kind of special circle of teaching in fact
Rule.
Utility model content
Technical problem to be solved in the utility model is：A kind of compasses dedicated for teaching is provided, to solve existing compasses
With blackboard contact point it is small damage blackboard the problem of.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of compasses dedicated for teaching, including install
Seat, movable supporting legs, fixed supporting leg, rotating shaft, axle sleeve, sucker, sliding sleeve, connector, pen core tube, locking cap, described movable supporting legs
On the right side of mounting seat, described movable supporting legs are rotatedly connected with mounting seat, and described fixed supporting leg is located on the left of mounting seat, institute
The fixed supporting leg stated is connected with mounting seat riveting, and described rotating shaft is located at fixed supporting leg lower end, described rotating shaft and fixed supporting leg
Screw thread is connected, and described axle sleeve is located at rotating shaft lower end, and described axle sleeve is connected with shaft thread gap, and described sucker is located at axle
Lower end is covered, described sucker is Nian Jie with axle sleeve to be connected, described sliding sleeve is located at movable supporting legs lower end, described sliding sleeve is propped up with activity
Leg gap is connected, and described connector is located on the right side of sliding sleeve, and described connector is connected with sliding sleeve screw thread, and described pen core tube is passed through
Connector is worn, described pen core tube is connected with connector gap, described locking cap is located at pen core tube lower end, described locking cap
It is connected with pen core pipe screw thread.
The utility model further improves as follows：
Further, described mounting seat is additionally provided with regulating tank, and described regulating tank runs through mounting seat main body.
Further, described movable supporting legs are additionally provided with the first adjusting screw, and the first described adjusting screw passes through regulation
Groove is connected with movable supporting legs screw thread.
Further, described sliding sleeve is additionally provided with the second adjusting screw, described the second adjusting screw and sliding sleeve screw thread phase
Even.
Further, described connector is additionally provided with the 3rd adjusting screw, the 3rd described adjusting screw and connector spiral shell
Line is connected.
Further, described connector is additionally provided with the 4th adjusting screw, the 4th described adjusting screw through-connections
And through sliding sleeve, the 4th described adjusting screw is connected with connector gap and is connected with sliding sleeve screw thread.
Further, described pen core tube is additionally provided with release groove, and described release groove is located at pen core tube lower end, and described releases
Groove is put through pen core tube main body.
Compared with prior art, the compasses dedicated for teaching, during regulation, unloads locking cap, chalk is inserted into pen core tube, then
Locking cap is tightened, so that the clamping that will stop writing, the first tune is tightened after unscrewing the first adjusting screw, regulation movable supporting legs to correct position
Save screw, then, by the second adjusting screw, the 3rd adjusting screw and the 4th adjusting screw adjust respectively sliding sleeve 7, connector 8,
Pen core tube 9 is to correct position, when doing figure, by the way that sucker suction on blackboard, to be operated to the device so that be connected with fixed supporting leg
Rotating shaft rotated along axle sleeve, so that the chalk in pen core tube is driven along axis of rotation, so as to complete to do figure.Apparatus structure letter
Single, easy to adjust quick, sucker fixation is reliable, effectively improves and does figure precision, meanwhile, effectively protect blackboard.
Brief description of the drawings
Fig. 1 shows the utility model front view
Fig. 2 shows the utility model pen core tube front view
The movable supporting legs 2 of mounting seat 1
The rotating shaft 4 of fixed supporting leg 3
The sucker 6 of axle sleeve 5
The connector 8 of sliding sleeve 7
The locking cap 10 of pen core tube 9
The adjusting screw 201 of regulating tank 101 first
The adjusting screw 801 of second adjusting screw 701 the 3rd
The release groove 901 of 4th adjusting screw 802
Embodiment
As shown in Figure 1 and Figure 2, a kind of compasses dedicated for teaching, including mounting seat 1, movable supporting legs 2, fixed supporting leg 3, rotating shaft 4,
Axle sleeve 5, sucker 6, sliding sleeve 7, connector 8, pen core tube 9, locking cap 10, described movable supporting legs 2 are located at the right side of mounting seat 1, institute
The movable supporting legs 2 stated are rotatedly connected with mounting seat 1, and described fixed supporting leg 3 is located at left 1 side of mounting seat, described fixed supporting leg 3
It is connected with the riveting of mounting seat 1, described rotating shaft 4 is located at the lower end of fixed supporting leg 3, described rotating shaft 4 and the screw thread phase of fixed supporting leg 3
Even, described axle sleeve 5 is located at the lower end of rotating shaft 4, and described axle sleeve 5 is connected with the thread pitch of rotating shaft 4, and described sucker 6 is located at axle
Cover 5 lower ends, described sucker 6 is Nian Jie with axle sleeve 5 to be connected, described sliding sleeve 7 is located at the lower end of movable supporting legs 2, described sliding sleeve 7 with
The gap of movable supporting legs 2 is connected, and described connector 8 is located at the right side of sliding sleeve 7, and described connector 8 is connected with the screw thread of sliding sleeve 7, institute
The through-connections 8 of pen core tube 9 stated, described pen core tube 9 is connected with the gap of connector 8, and described locking cap 10 is located at pen core
The lower end of pipe 9, described locking cap 10 is connected with the screw thread of pen core tube 9, and described mounting seat 1 is additionally provided with regulating tank 101, described tune
Save groove 101 and run through the main body of mounting seat 1, described movable supporting legs 2 are additionally provided with the first adjusting screw 201, the first described regulation spiral shell
Nail 201 is connected through regulating tank 101 with the screw thread of movable supporting legs 2, and described sliding sleeve 7 is additionally provided with the second adjusting screw 701, described
Second adjusting screw 701 is connected with the screw thread of sliding sleeve 7, and described connector 8 is additionally provided with the 3rd adjusting screw 801, the described the 3rd
Adjusting screw 801 is connected with the screw thread of connector 8, and described connector 8 is additionally provided with the 4th adjusting screw 802, the 4th described tune
Save the through-connections 8 of screw 802 and through sliding sleeve 7, the 4th described adjusting screw 802 be connected with the gap of connector 8 and with cunning
Cover 7 screw threads to be connected, described pen core tube 9 is additionally provided with release groove 901, and described release groove 901 is located at the lower end of pen core tube 9, described
Release groove 901 run through the main body of pen core tube 9, the compasses dedicated for teaching during regulation, unloads locking cap 10, chalk inserted into pen core
Pipe 9, then tightens locking cap 10, so that the clamping that will stop writing, unscrews the first adjusting screw 201, regulation movable supporting legs 2 to suitable position
Postpone and tighten the first adjusting screw 201, then, pass through the second adjusting screw 701, the 3rd adjusting screw 801 and the 4th regulation spiral shell
Regulation sliding sleeve 7, connector 8, pen core tube 9, to correct position, when doing figure, are adsorbed on blackboard nail 802 by sucker 6 respectively, are grasped
Make the device so that the rotating shaft 4 being connected with fixed supporting leg 3 is rotated along axle sleeve 5, so as to drive chalk in pen core tube 9 along rotating shaft 4
Rotate, so as to complete to do figure.The apparatus structure is simple, and easy to adjust quick, the fixation of sucker 6 is reliable, effectively improves and does figure
Precision, meanwhile, effectively protect blackboard.
The utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art visualizes from above-mentioned
Hair, without performing creative labour, a variety of conversion made are all fallen within protection domain of the present utility model.
Claims (7)
1. a kind of compasses dedicated for teaching, it is characterised in that including mounting seat, movable supporting legs, fixed supporting leg, rotating shaft, axle sleeve, sucker,
Sliding sleeve, connector, pen core tube, locking cap, described movable supporting legs are located on the right side of mounting seat, described movable supporting legs and mounting seat
It is rotatedly connected, described fixed supporting leg is located on the left of mounting seat, described fixed supporting leg is connected with mounting seat riveting, and described turns
Axle position is connected in fixed supporting leg lower end, described rotating shaft with fixed supporting leg screw thread, and described axle sleeve is located at rotating shaft lower end, described
Axle sleeve is connected with shaft thread gap, and described sucker is located at axle sleeve lower end, and described sucker is Nian Jie with axle sleeve to be connected, described
Sliding sleeve is located at movable supporting legs lower end, and described sliding sleeve is connected with movable supporting legs gap, and described connector is located on the right side of sliding sleeve, institute
The connector stated is connected with sliding sleeve screw thread, and described pen core tube through-connections, described pen core tube is connected with connector gap,
Described locking cap is located at pen core tube lower end, and described locking cap is connected with pen core pipe screw thread.
2. compasses dedicated for teaching as claimed in claim 1, it is characterised in that described mounting seat is additionally provided with regulating tank, described
Regulating tank runs through mounting seat main body.
3. compasses dedicated for teaching as claimed in claim 2, it is characterised in that described movable supporting legs are additionally provided with the first regulation spiral shell
Nail, the first described adjusting screw is connected through regulating tank with movable supporting legs screw thread.
4. compasses dedicated for teaching as claimed in claim 1, it is characterised in that described sliding sleeve is additionally provided with the second adjusting screw, institute
The second adjusting screw stated is connected with sliding sleeve screw thread.
5. compasses dedicated for teaching as claimed in claim 1, it is characterised in that described connector is additionally provided with the 3rd adjusting screw,
The 3rd described adjusting screw is connected with connector screw thread.
6. compasses dedicated for teaching as claimed in claim 1, it is characterised in that described connector is additionally provided with the 4th adjusting screw,
Described the 4th adjusting screw through-connections and through sliding sleeve, the 4th described adjusting screw be connected with connector gap and with
Sliding sleeve screw thread is connected.
7. compasses dedicated for teaching as claimed in claim 1, it is characterised in that described pen core tube is additionally provided with release groove, described
Release groove is located at pen core tube lower end, and described release groove runs through pen core tube main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720027492.2U CN206406665U (en) | 2017-01-11 | 2017-01-11 | A kind of compasses dedicated for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720027492.2U CN206406665U (en) | 2017-01-11 | 2017-01-11 | A kind of compasses dedicated for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206406665U true CN206406665U (en) | 2017-08-15 |
Family
ID=59553700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720027492.2U Expired - Fee Related CN206406665U (en) | 2017-01-11 | 2017-01-11 | A kind of compasses dedicated for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206406665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978868A (en) * | 2019-12-02 | 2020-04-10 | 徐州天骋智能科技有限公司 | Compasses are used in intelligence research and development |
| CN111251755A (en) * | 2018-10-26 | 2020-06-09 | 刘小亮 | Teaching compass ruler and use method thereof |
-
2017
- 2017-01-11 CN CN201720027492.2U patent/CN206406665U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251755A (en) * | 2018-10-26 | 2020-06-09 | 刘小亮 | Teaching compass ruler and use method thereof |
| CN110978868A (en) * | 2019-12-02 | 2020-04-10 | 徐州天骋智能科技有限公司 | Compasses are used in intelligence research and development |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20180111 |