CN108091211A - A kind of laser projection pen with ledge for chalk on blackboard - Google Patents
A kind of laser projection pen with ledge for chalk on blackboard Download PDFInfo
- Publication number
- CN108091211A CN108091211A CN201810017275.4A CN201810017275A CN108091211A CN 108091211 A CN108091211 A CN 108091211A CN 201810017275 A CN201810017275 A CN 201810017275A CN 108091211 A CN108091211 A CN 108091211A
- Authority
- CN
- China
- Prior art keywords
- laser
- usb
- chalk
- projection pen
- laser projection
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B17/00—Teaching reading
- G09B17/02—Line indicators or other guides or masks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K29/00—Combinations of writing implements with other articles
- B43K29/20—Combinations of writing implements with other articles with other articles having storage compartments
Abstract
The invention discloses a kind of laser projection pen with ledge for chalk on blackboard, including chalk, sliding slot, sliding block, outer barrel, upturning key, downturning key, electricity display screen, power switch, laser button, laser indicator lamp, laser hole, laser projection pen, USB boxes, USB port, USB receiver, indicator light, socket, threaded hole, electric wire, charging indicator light, charging base, charge switch, laser emitter, lithium battery, infrared transmitter, USB slot, protective cover, connecting rod, connecting hole, inner cylinder and USB joint.The beneficial effects of the invention are as follows：When teacher is when using PPT to be imparted knowledge to students, if teacher is needed when writing is to help student to understand on blackboard, since the one side of laser projection pen is provided with ledge for chalk on blackboard, laser projection pen need not be placed on lectern and can be write on blackboard by teacher, by setting sliding block that can be pushed and pulled to inner cylinder in inner cylinder one side, and then the length of chalk stretching can be adjusted, and then chalk is prevented to be broken.
Description
Technical field
The present invention relates to a kind of laser projection pens, are specially a kind of laser projection pen with ledge for chalk on blackboard, belong to teaching aid
Application field.
Background technology
With the development of society, teacher is in teaching, by that can carry out aided education using PPT, and at this point, will use
Laser projection pen, but existing laser projection pen is when in use there are still certain defect, due to the complexity of teachers ' teaching,
Simple use PPT, which carries out teaching, can not make student understand knowledge completely, at this time teacher just be needed to submit a written statement to a higher authority using chalk in blackboard
It writes, laser projection pen will be put down at this time, picking up chalk, and then waste valuable instructional blocks of time, while chalk is also easy to
The hand of teacher is caused to corrode.
The content of the invention
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of laser projection pen with ledge for chalk on blackboard.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of laser projection pen with ledge for chalk on blackboard, including swashing
Light projection pen, USB receiver and charging base, the laser projection pen side set laser button, the laser button one side
Upturning key is set, and the upturning key one side sets downturning key, and the laser projection pen side wall sets power switch, and the power supply is opened
It closes one side and electricity display screen is set, described laser projection pen one end sets laser hole, protection is set inside the laser projection pen
It covers, setting laser emitter below the protective cover, setting laser indicator lamp below the laser emitter, under the downturning key
Side sets lithium battery, and infrared transmitter is set below the lithium battery, and USB slot is set below the infrared transmitter, described
Laser projection pen one side sets outer barrel, and the outer tube side wall sets sliding slot, and the outer barrel sets inner cylinder, the inner cylinder side wall
Sliding block is set, chalk is installed inside the inner cylinder, described outer barrel one end installs connecting rod, connection is set inside the connecting rod
Hole, the USB receiver inside set USB port, and described USB port one end sets USB boxes, the USB port other end
Connection indicator light is set, socket is set at the top of the charging base, charging indicator light is set inside the charging base, it is described to fill
Electric indicator light one side is threaded hole, and the threaded hole one side sets charge switch, and the charging base side wall sets electric wire, institute
State and USB joint be set inside charging base, the quantity of the threaded hole is four, and four threaded holes respectively according to 0 °,
90 °, 180 °, 270 ° of bottoms for being arranged on the charging base, the laser projection pen directly pass through connecting rod with the outer barrel
Connection, and the rotation angle of the outer barrel is 270 °, is in be fixedly connected between the sliding block and the inner cylinder, and the sliding block position
In the top for the sliding slot that the outer barrel is set, and the diameter of the inner cylinder is identical with the diameter of the chalk, described
The setting of USB cassette interiors is fluted, and the size of the USB port is identical with the groove size of the USB cassette interiors, described
Chalk is mounted on the inside of the inner cylinder, and the inner tube installation is in the inside of the outer barrel, and the outer barrel and the connecting rod
Between in being fixedly connected.
Preferably, charge in order to which the laser projection pen is enable quickly to be inserted in the charging base, the USB connects
Head is located at the underface of the socket, the laser emitter and the laser indicator lamp, the laser button, the lithium battery
Between electrically connect.
The beneficial effects of the invention are as follows：When teacher is when using PPT to be imparted knowledge to students, if teacher needs to write on blackboard
During so that student being helped to understand, since the one side of laser projection pen is provided with ledge for chalk on blackboard, teacher need not put laser projection pen
It can be write on lectern on blackboard, by setting sliding block that can be pushed and pulled to inner cylinder in inner cylinder one side, and then can be with
The length that chalk stretches out is adjusted, and then chalk is prevented to be broken.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Fig. 2 is USB receiver structure diagram of the present invention.
Fig. 3 is charging base structure diagram of the present invention.
Fig. 4 is projection pen structure diagram of the present invention.
Fig. 5 is outer tube structure schematic diagram of the present invention.
Fig. 6 is connecting rod structure diagram of the present invention.
Fig. 7 is charging base cross-sectional view of the present invention.
In figure：1st, chalk；2nd, sliding slot；3rd, sliding block；4th, outer barrel；5th, upturning key；6th, downturning key；7th, electricity display screen；8th, it is electric
Source switch；9th, laser button；10th, laser indicator lamp；11st, laser hole；12nd, laser projection pen；13rd, USB boxes；14th, USB ends
Mouthful；15th, USB receiver；16th, indicator light is connected；17th, socket；18th, threaded hole；19th, electric wire；20th, charging indicator light；21st, charge
Pedestal；22nd, charge switch；23rd, laser emitter；24th, lithium battery；25th, infrared transmitter；26th, USB slot；27th, protective cover；
28th, connecting rod；29th, connecting hole；30th, inner cylinder；31st, USB joint.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
It please refers to Fig.1 shown in -7, a kind of laser projection pen with ledge for chalk on blackboard, including laser projection pen 12, USB receiver 15
With charging base 21,12 side of laser projection pen sets laser button 9, and 9 one side of laser button sets upturning key 5,
5 one side of upturning key sets downturning key 6, and 12 side wall of laser projection pen sets power switch 8, the power switch 8 one
Side sets electricity display screen 7, and described 12 one end of laser projection pen sets laser hole 11, and 12 inside of laser projection pen, which is set, to be protected
Shield 27,27 lower section of protective cover set laser emitter 23, and 23 lower section of laser emitter sets laser indicator lamp 10,
6 lower section of downturning key sets lithium battery 24, and 24 lower section of lithium battery sets infrared transmitter 25, the infrared transmitter 25
Lower section sets USB slot 26, and 12 one side of laser projection pen sets outer barrel 4, and 4 side wall of outer barrel sets sliding slot 2, described outer
4 inside of cylinder sets inner cylinder 30, and 30 side wall of inner cylinder sets sliding block 3, the 30 inside installation chalk 1 of inner cylinder, the outer barrel 4 one
End installation connecting rod 28,28 inside of connecting rod set connecting hole 29, and 15 inside of USB receiver sets USB port 14,
Described 14 one end of USB port sets USB boxes 13, and 14 other end of USB port sets connection indicator light 16, the charging bottom
21 top of seat sets socket 17, and 21 inside of charging base sets charging indicator light 20, and 20 one side of charging indicator light is set
Threaded hole 18 is put, 18 one side of threaded hole sets charge switch 22, and 21 side wall of charging base sets electric wire 19, described to fill
Electric 21 inside of pedestal sets USB joint 31.
The quantity of the threaded hole 18 is four, and four threaded holes 18 are set respectively according to 0 °, 90 °, 180 °, 270 °
It puts in the bottom of the charging base 21.
The laser projection pen 12 is directly connected with the outer barrel 4 by connecting rod 28, and the rotation angle of the outer barrel 4
For 270 °.
It is in be fixedly connected between the sliding block 3 and the inner cylinder 30, and the sliding block 3 is located at the institute of the outer barrel 4 setting
The top of sliding slot 2 is stated, and the diameter of the inner cylinder 30 is identical with the diameter of the chalk 1.
The USB boxes 13 are internally provided with groove, and inside the size of the USB port 14 and the USB boxes 13
Groove size it is identical.
As a kind of technical optimization scheme of the present invention, the chalk 1 is mounted on the inside of the inner cylinder 30, the inner cylinder
30 are mounted on the inside of the outer barrel 4, and are in be fixedly connected between the outer barrel 4 and the connecting rod 28.
The USB joint 31 is located at the underface of the socket 17.
In electricity between the laser emitter 23 and the laser indicator lamp 10, the laser button 9, the lithium battery 24
Property connection.
In the use of the present invention, first, teacher first opens USB boxes 13 by USB receiver 15 when PPT is used to impart knowledge to students
On computers, indicator light 16 is bright at this time for installation, can be with remote control PPT page turnings, when needing to use by upturning key 5 and downturning key 6
When chalk 1 is write, by promoting the release out of outer barrel 4 by inner cylinder 30 of sliding block 3, teacher, which holds outer barrel 4, can prevent 1 opponent of chalk
Corrosion, when teacher is without using laser projection pen 12, laser projection pen 12 is placed in charging base 21, open charge switch
22 can charge to laser projection pen 12.
The wherein model BSJ-01 of the model 3AWMC06A of infrared transmitter 25, laser emitter 23.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Claims (2)
1. a kind of laser projection pen with ledge for chalk on blackboard, including laser projection pen (12), USB receiver (15) and charging base
(21), it is characterised in that：Laser projection pen (12) side sets laser button (9), and laser button (9) one side is set
Upturning key (5), upturning key (5) one side set downturning key (6), and laser projection pen (12) side wall sets power switch
(8), power switch (8) one side sets electricity display screen (7), and described laser projection pen (12) one end sets laser hole
(11), protective cover (27) inside the laser projection pen (12) is set, laser emitter is set below the protective cover (27)
(23), laser indicator lamp (10) below the laser emitter (23) is set, lithium battery is set below the downturning key (6)
(24), infrared transmitter (25) below the lithium battery (24) is set, USB slot is set below the infrared transmitter (25)
(26), laser projection pen (12) one side sets outer barrel (4), and outer barrel (4) side wall sets sliding slot (2), the outer barrel (4)
Inside sets inner cylinder (30), and inner cylinder (30) side wall sets sliding block (3), and chalk (1) is installed inside the inner cylinder (30), described
Outer barrel (4) one end installation connecting rod (28), the connecting rod (28) is internal to set connecting hole (29), the USB receiver (15)
Inside sets USB port (14), and described USB port (14) one end sets USB boxes (13), USB port (14) other end
Connection indicator light (16) is set, socket (17) at the top of the charging base (21) is set, is set inside the charging base (21)
Charging indicator light (20), charging indicator light (20) one side are threaded hole (18), and threaded hole (18) one side, which is set, to be filled
Electric switch (22), charging base (21) side wall set electric wire (19), USB joint are set inside the charging base (21)
(31), the quantity of the threaded hole (18) is four, and four threaded holes (18) are respectively according to 0 °, 90 °, 180 °, 270 °
The bottom of the charging base (21) is arranged on, the laser projection pen (12) directly passes through connecting rod with the outer barrel (4)
(28) connect, and the rotation angle of the outer barrel (4) is 270 °, is connected between the sliding block (3) and the inner cylinder (30) in fixed
Connect, and the sliding block (3) be located at the outer barrel (4) setting the sliding slot (2) top, and the diameter of the inner cylinder (30) with
The diameter of the chalk (1) is identical, and the USB boxes (13) are internally provided with groove, and the USB port (14) is big
Small identical with the USB boxes (13) are internal groove size, the chalk (1) is mounted on the inside of the inner cylinder (30), institute
The inside that inner cylinder (30) is mounted on the outer barrel (4) is stated, and is connected between the outer barrel (4) and the connecting rod (28) in fixed
It connects.
2. a kind of laser projection pen with ledge for chalk on blackboard according to claim 1, it is characterised in that：The USB joint (31)
Positioned at the underface of the socket (17), the laser emitter (23) and the laser indicator lamp (10), the laser button
(9), electrically connected between the lithium battery (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017275.4A CN108091211A (en) | 2018-01-09 | 2018-01-09 | A kind of laser projection pen with ledge for chalk on blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017275.4A CN108091211A (en) | 2018-01-09 | 2018-01-09 | A kind of laser projection pen with ledge for chalk on blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108091211A true CN108091211A (en) | 2018-05-29 |
Family
ID=62182730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810017275.4A Withdrawn CN108091211A (en) | 2018-01-09 | 2018-01-09 | A kind of laser projection pen with ledge for chalk on blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108091211A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108741933A (en) * | 2018-06-21 | 2018-11-06 | 郑州游爱网络技术有限公司 | A kind of unrestrained exhibition unrestrained exhibition Demonstration table for facilitating adjusting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848807A (en) * | 2011-06-29 | 2013-01-02 | 上海工商信息学校 | Multifunctional teaching pen |
| CN106313948A (en) * | 2016-09-13 | 2017-01-11 | 南宁市远才教育咨询有限公司 | Chalk cover with laser lamp |
| CN106448342A (en) * | 2016-08-25 | 2017-02-22 | 彭花 | Multifunctional teaching laser pointer |
| CN106448343A (en) * | 2016-08-25 | 2017-02-22 | 彭花 | Multimedia teaching laser pen |
-
2018
- 2018-01-09 CN CN201810017275.4A patent/CN108091211A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848807A (en) * | 2011-06-29 | 2013-01-02 | 上海工商信息学校 | Multifunctional teaching pen |
| CN106448342A (en) * | 2016-08-25 | 2017-02-22 | 彭花 | Multifunctional teaching laser pointer |
| CN106448343A (en) * | 2016-08-25 | 2017-02-22 | 彭花 | Multimedia teaching laser pen |
| CN106313948A (en) * | 2016-09-13 | 2017-01-11 | 南宁市远才教育咨询有限公司 | Chalk cover with laser lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108741933A (en) * | 2018-06-21 | 2018-11-06 | 郑州游爱网络技术有限公司 | A kind of unrestrained exhibition unrestrained exhibition Demonstration table for facilitating adjusting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180529 |