CN207895732U - A kind of adjustable teacher's pointer of teaching - Google Patents
A kind of adjustable teacher's pointer of teaching Download PDFInfo
- Publication number
- CN207895732U CN207895732U CN201721450254.9U CN201721450254U CN207895732U CN 207895732 U CN207895732 U CN 207895732U CN 201721450254 U CN201721450254 U CN 201721450254U CN 207895732 U CN207895732 U CN 207895732U
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- CN
- China
- Prior art keywords
- hollow pipe
- teacher
- fixed
- telescopic rod
- slide bar
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Abstract
The utility model is related to a kind of teacher's pointer more particularly to a kind of adjustable teacher's pointers of teaching.The technical problem to be solved by the present invention is to provide a kind of adjustable teacher's pointers of teaching for capableing of adjustment length.In order to solve the above-mentioned technical problem, the utility model provides the adjustable teacher's pointer of such a teaching, includes ball, telescopic rod, hollow pipe, the first sliding rail, the first sliding block, fixed block, the first elastic component, the second sliding rail and the second sliding block；Ball is fixed in telescopic rod top, and telescopic rod coordinates with hollow pipe suit, and the first sliding rail is fixed in hollow inside pipe wall side, and telescopic rod is connect by the first sliding block with the first sliding rail slidingtype, and side of the hollow pipe far from the first sliding rail offers multiple through-holes.The utility model has achieved the effect that freely to adjust teacher's pointer length.
Description
Technical field
The utility model is related to a kind of teacher's pointer more particularly to a kind of adjustable teacher's pointers of teaching.
Background technology
Teacher's pointer refer to teacher at school in, for prompting the tool of student viewing blackboard writing on the blackboard.Since teacher's pointer is from height
The height of degree and teacher are variant, so cannot meet the teaching of all teachers, improve the teaching difficulty of teacher.Current religion
Whip exist can not adjustment length the shortcomings that, therefore urgently research and develop a kind of adjustable teacher's pointer of teaching for capableing of adjustment length.
Utility model content
(1) technical problems to be solved
The utility model in order to overcome current teacher's pointer exist can not adjustment length the shortcomings that, the utility model will solve
The technical issues of be to provide a kind of adjustable teacher's pointer of teaching for capableing of adjustment length.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides the adjustable teacher's pointer of such a teaching, including
There are ball, telescopic rod, hollow pipe, the first sliding rail, the first sliding block, fixed block, the first elastic component, the second sliding rail and second to slide
Block；Ball is fixed in telescopic rod top, and telescopic rod coordinates with hollow pipe suit, and the first sliding rail is fixed in hollow inside pipe wall one
Side, telescopic rod are connect by the first sliding block with the first sliding rail slidingtype, and side of the hollow pipe far from the first sliding rail offers multiple
Through-hole, telescopic rod bottom end offer mounting groove；Second sliding rail is fixed in telescopic rod, and in mounting groove；Fixed block passes through
Two sliding blocks are connect with the second sliding rail slidingtype；First elastic component one end is affixed with fixed block, and the other end is affixed with telescopic rod；
Fixed block coordinates with through-hole.
Preferably, which further includes having driving mechanism with adjustable teacher's pointer；Driving mechanism is fixed in hollow pipe, and position
In in through-hole；Driving mechanism includes pressing plate, the first slide bar, the second elastic component and the first sliding sleeve；First sliding sleeve is fixed in hollow
One side of pipe, the first slide bar are connect with the first sliding sleeve slidingtype；Pressing plate is fixed in the first slide bar one end, and passes through the second elasticity
Part is affixed with hollow pipe；First slide bar coordinates with fixed block.
Preferably, the adjustable teacher's pointer of the teaching further includes ruler, movable plate, third elastic component, the second sliding sleeve and
Two slide bars；One side of ruler is hinged with hollow pipe, and one side of hollow pipe offers the placing groove placed for ruler, and the second sliding sleeve is solid
It is connected to hollow pipe, the second slide bar is connect with the second sliding sleeve slidingtype；Movable plate is fixed at the top of the second slide bar, and passes through third bullet
Property part and the second sliding sleeve are affixed；Second slide bar coordinates with ruler.
Operation principle：When teacher attend class needs use teacher's pointer when, control fixed block by the first sliding block along the first sliding rail
It is moved to the left, fixed block squeezes the first elastic component, and fixed block is detached from through-hole at this time, then pulls telescopic rod free in hollow pipe
It is mobile, it is adjusted to suitable length, then fixed block coordinates with through-hole again since the elastic force of the first elastic component acts on so that stretches
Contracting bar will not move freely when in use, improve the quality of instruction of teacher, and ball improves the service life of teacher's pointer.
Because the teaching further includes having driving mechanism with adjustable teacher's pointer；Driving mechanism is fixed in hollow pipe, and is located at
In through-hole；Driving mechanism includes pressing plate, the first slide bar, the second elastic component and the first sliding sleeve；First sliding sleeve is fixed in hollow pipe
One side, the first slide bar are connect with the first sliding sleeve slidingtype；Pressing plate is fixed in the first slide bar one end, and passes through the second elastic component
It is affixed with hollow pipe；First slide bar coordinates with fixed block；Due to offering multiple through-holes on hollow, needs repeatedly to push and fix
Block, so when fixed block needs to be detached from through-hole, control pressing plate moves downward, and pressing plate squeezes the second elastic component, and pressing plate pushes the
One slide bar is moved downward along the first sliding sleeve, and the first slide bar pushes fixed block to be detached from through-hole, and telescopic rod can move freely at this time.
Because the adjustable teacher's pointer of teaching further includes ruler, movable plate, third elastic component, the second sliding sleeve and the second cunning
Bar；One side of ruler is hinged with hollow pipe, and one side of hollow pipe offers the placing groove placed for ruler, and the second sliding sleeve is fixed in
Hollow pipe, the second slide bar are connect with the second sliding sleeve slidingtype；Movable plate is fixed at the top of the second slide bar, and passes through third elastic component
It is affixed with the second sliding sleeve；Second slide bar coordinates with ruler；So when teacher needs when blackboard is drawn, by pulling movable plate to move
Dynamic, third elastic component is in tensional state at this time, and movable plate pulls the second slide bar not contacted with ruler, at this time can be by ruler
It producing, teacher can be drawn with the ruler on teacher's pointer, when not needing ruler, need to only be gone back to ruler in placing groove,
Ruler is fixed by the second slide bar again, prevents ruler when not in use, will not freely be run out of, influences to impart knowledge to students.
(3) advantageous effect
The utility model can be stretched through telescopic rod and hollow pipe, achieve the effect that freely to adjust teacher's pointer length, be led to
The service life that ball improves teacher's pointer is crossed, and ruler is capable of providing and draws to teacher, increases the purposes of teacher's pointer so that
Teacher's pointer can not only carry out indicative function, additionally it is possible to regard drawing tools, teaching matter is greatly improved using teacher's pointer in teacher
Amount.
Description of the drawings
Fig. 1 is the first main structure diagram of the utility model.
Fig. 2 is the amplification main structure diagram of A in the utility model Fig. 1.
Fig. 3 is second of main structure diagram of the utility model.
Fig. 4 is the main view structural scheme of mechanism of the utility model driving mechanism.
Fig. 5 is the first present invention looks up structural representation of the utility model.
Fig. 6 is second of present invention looks up structural representation of the utility model.
Fig. 7 is the present invention looks up structural representation of the utility model fixed mechanism.
Label in attached drawing be：1- balls, 2- telescopic rods, 3- hollow pipes, the first sliding rails of 4-, the first sliding blocks of 5-, 6- are logical
Hole, 7- fixed blocks, 8- mounting grooves, the first elastic components of 9-, the second sliding rails of 10-, the second sliding blocks of 11-, 12- driving mechanisms, 121- pressures
Plate, the first slide bars of 122-, the second elastic components of 123-, the first sliding sleeves of 124-, 13- rulers, 14- placing grooves, 15- movable plates, 16-
Three elastic components, the second sliding sleeves of 17-, the second slide bars of 18-.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment 1
A kind of adjustable teacher's pointer of teaching includes as shown in figs. 1-7 ball 1, telescopic rod 2, hollow pipe 3, first
Sliding rail 4, the first sliding block 5, fixed block 7, the first elastic component 9, the second sliding rail 10 and the second sliding block 11；Ball 1 is fixed in flexible
2 top of bar, telescopic rod 2 and hollow pipe 3 suit coordinate, and the first sliding rail 4 is fixed in 3 inner wall side of hollow pipe, and telescopic rod 2 passes through the
One sliding block 5 is connect with 4 slidingtype of the first sliding rail, and side of the hollow pipe 3 far from the first sliding rail 4 offers multiple through-holes 6, telescopic rod
2 bottom ends offer mounting groove 8；Second sliding rail 10 is fixed in telescopic rod 2, and in mounting groove 8；Fixed block 7 is slided by second
Block 11 is connect with 10 slidingtype of the second sliding rail；First elastic component, 9 one end and fixed block 7 are affixed, and the other end is solid with telescopic rod 2
It connects；Fixed block 7 coordinates with through-hole 6.
The teaching further includes having driving mechanism 12 with adjustable teacher's pointer；Driving mechanism 12 is fixed in hollow pipe 3, and is located at
In through-hole 6；Driving mechanism 12 includes pressing plate 121, the first slide bar 122, the second elastic component 123 and the first sliding sleeve 124；First slides
Set 124 is fixed in 3 one side of hollow pipe, and the first slide bar 122 is connect with 124 slidingtype of the first sliding sleeve；Pressing plate 121 is fixed in first
122 one end of slide bar, and it is affixed by the second elastic component 123 and hollow pipe 3；First slide bar 122 coordinates with fixed block 7.
The adjustable teacher's pointer of the teaching further includes ruler 13, movable plate 15, third elastic component 16, the second sliding sleeve 17 and
Two slide bars 18；13 1 side of ruler is hinged with hollow pipe 3, and 3 one side of hollow pipe offers the placing groove 14 placed for ruler 13,
Second sliding sleeve 17 is fixed in hollow pipe 3, and the second slide bar 18 is connect with 17 slidingtype of the second sliding sleeve；Movable plate 15 is fixed in the second cunning
18 top of bar, and it is affixed by third elastic component 16 and the second sliding sleeve 17；Second slide bar 18 coordinates with ruler 13.
Operation principle：When teacher attend class needs use teacher's pointer when, control fixed block 7 by the first sliding block 5 along first slide
Rail 4 is moved to the left, and fixed block 7 squeezes the first elastic component 9, and fixed block 7 is detached from through-hole 6 at this time, then pulls telescopic rod 2 hollow
Moved freely in pipe 3, be adjusted to suitable length, then fixed block 7 due to the first elastic component 9 elastic force effect again with through-hole
6 cooperations so that telescopic rod 2 will not move freely when in use, improve the quality of instruction of teacher, and ball 1 improves teacher's pointer
Service life.
Because the teaching further includes having driving mechanism 12 with adjustable teacher's pointer；Driving mechanism 12 is fixed in hollow pipe 3, and
In through-hole 6；Driving mechanism 12 includes pressing plate 121, the first slide bar 122, the second elastic component 123 and the first sliding sleeve 124；The
One sliding sleeve 124 is fixed in 3 one side of hollow pipe, and the first slide bar 122 is connect with 124 slidingtype of the first sliding sleeve；Pressing plate 121 is fixed in
First slide bar, 122 one end, and it is affixed by the second elastic component 123 and hollow pipe 3；First slide bar 122 coordinates with fixed block 7；
Due to offering multiple through-holes 6 on hollow, need repeatedly to push fixed block 7, so when fixed block 7 needs to be detached from through-hole 6, control
Pressing plate 121 processed moves downward, and pressing plate 121 squeezes the second elastic component 123, and pressing plate 121 pushes the first slide bar 122 along the first sliding sleeve
124 move downward, and the first slide bar 122 pushes fixed block 7 to be detached from through-hole 6, and telescopic rod 2 can move freely at this time.
Because teaching further includes ruler 13, movable plate 15, third elastic component 16,17 and of the second sliding sleeve with adjustable teacher's pointer
Second slide bar 18；13 1 side of ruler is hinged with hollow pipe 3, and 3 one side of hollow pipe offers the placing groove placed for ruler 13
14, the second sliding sleeve 17 is fixed in hollow pipe 3, and the second slide bar 18 is connect with 17 slidingtype of the second sliding sleeve；Movable plate 15 is fixed in
Two slide bars, 18 top, and it is affixed by third elastic component 16 and the second sliding sleeve 17；Second slide bar 18 coordinates with ruler 13；So working as
Teacher needs when blackboard is drawn, and by pulling movable plate 15 to move, third elastic component 16 is in tensional state, movable plate at this time
15 the second slide bars 18 of pulling are not contacted with ruler 13, at this time can be produced ruler 13, teacher can use the ruler on teacher's pointer
Son 13 is drawn, and when not needing ruler 13, need to only be gone back to ruler 13 in placing groove 14, then by the second slide bar 18 by ruler
Son 13 is fixed, and prevents ruler 13 when not in use, will not freely run out of, influences to impart knowledge to students.
Preferred embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these are all
Belong to the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (3)
1. a kind of adjustable teacher's pointer of teaching, which is characterized in that include ball (1), telescopic rod (2), hollow pipe (3),
First sliding rail (4), the first sliding block (5), fixed block (7), the first elastic component (9), the second sliding rail (10) and the second sliding block (11)；Rubber
Glueballs (1) is fixed in telescopic rod (2) top, and telescopic rod (2) coordinates with hollow pipe (3) suit, and the first sliding rail (4) is fixed in hollow
(3) inner wall side is managed, telescopic rod (2) connect by the first sliding block (5) with the first sliding rail (4) slidingtype, hollow pipe (3) separate the
The side of one sliding rail (4) offers multiple through-holes (6), and telescopic rod (2) bottom end offers mounting groove (8)；Second sliding rail (10) is solid
It is connected to telescopic rod (2), and in mounting groove (8)；Fixed block (7) passes through the second sliding block (11) and the second sliding rail (10) slidingtype
Connection；First elastic component (9) one end and fixed block (7) are affixed, and the other end and telescopic rod (2) are affixed；Fixed block (7) with it is logical
Hole (6) coordinates.
2. a kind of adjustable teacher's pointer of teaching according to claim 1, which is characterized in that the adjustable religion of the teaching
Whip further includes having driving mechanism (12)；Driving mechanism (12) is fixed in hollow pipe (3), and in through-hole (6)；Driving mechanism
(12) include pressing plate (121), the first slide bar (122), the second elastic component (123) and the first sliding sleeve (124)；First sliding sleeve
(124) it is fixed in (3) one side of hollow pipe, the first slide bar (122) is connect with the first sliding sleeve (124) slidingtype；Pressing plate (121) is solid
It is connected to the first slide bar (122) one end, and affixed by the second elastic component (123) and hollow pipe (3)；First slide bar (122) with
Fixed block (7) coordinates.
3. a kind of adjustable teacher's pointer of teaching according to claim 2, which is characterized in that the adjustable religion of the teaching
Whip further includes ruler (13), movable plate (15), third elastic component (16), the second sliding sleeve (17) and the second slide bar (18)；Ruler
(13) one sides are hinged with hollow pipe (3), and (3) one side of hollow pipe offers the placing groove (14) placed for ruler (13), the
Two sliding sleeves (17) are fixed in hollow pipe (3), and the second slide bar (18) is connect with the second sliding sleeve (17) slidingtype；Movable plate (15) is affixed
At the top of the second slide bar (18), and it is affixed by third elastic component (16) and the second sliding sleeve (17)；Second slide bar (18) and ruler
(13) coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721450254.9U CN207895732U (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable teacher's pointer of teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721450254.9U CN207895732U (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable teacher's pointer of teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207895732U true CN207895732U (en) | 2018-09-21 |
Family
ID=63547690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721450254.9U Expired - Fee Related CN207895732U (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable teacher's pointer of teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207895732U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876410A (en) * | 2019-04-15 | 2019-06-14 | 重庆理工大学 | A kind of big bar of portable Tai Ji |
| CN110544413A (en) * | 2019-08-20 | 2019-12-06 | 张欢 | Pointer convenient for teaching |
| US11174980B1 (en) * | 2020-10-07 | 2021-11-16 | Amber Tran | Dual telescopic pointer with adjustable ball joints |
-
2017
- 2017-11-03 CN CN201721450254.9U patent/CN207895732U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876410A (en) * | 2019-04-15 | 2019-06-14 | 重庆理工大学 | A kind of big bar of portable Tai Ji |
| CN110544413A (en) * | 2019-08-20 | 2019-12-06 | 张欢 | Pointer convenient for teaching |
| US11174980B1 (en) * | 2020-10-07 | 2021-11-16 | Amber Tran | Dual telescopic pointer with adjustable ball joints |
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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: 20180921 Termination date: 20191103 |