CN214202767U - Literature teaching device convenient to carry - Google Patents
Literature teaching device convenient to carry Download PDFInfo
- Publication number
- CN214202767U CN214202767U CN202120237724.3U CN202120237724U CN214202767U CN 214202767 U CN214202767 U CN 214202767U CN 202120237724 U CN202120237724 U CN 202120237724U CN 214202767 U CN214202767 U CN 214202767U
- Authority
- CN
- China
- Prior art keywords
- laser lamp
- handle
- fixing cover
- electric heating
- storage battery
- 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 discloses a portable literature teaching device, which comprises a handle and a laser lamp set, wherein the handle comprises an electric heating sheet, a heat insulation layer, a storage battery and a protective shell, the storage battery is arranged in the center of the handle, the heat insulation layer is arranged outside the storage battery, the electric heating sheet is arranged outside the heat insulation layer, the protective shell is arranged outside the electric heating sheet, and a laser lamp switch and a heating switch are arranged on the protective shell; a lower fixing cover is arranged on the lower side of the handle, a Type-C interface and a USB interface are arranged on the lower fixing cover, and a circuit board is arranged in the lower fixing cover; an upper fixing cover is arranged on the upper side of the handle, the upper fixing cover is made of transparent materials, and a laser lamp group is arranged in the upper fixing cover; the circuit board is electrically connected with the laser lamp set, the laser lamp switch, the heating switch and the electric heating sheet; the utility model has the advantages of simple structure, safety, practicality, convenient operation, portability and capability of providing the heating and hand warming effects.
Description
Technical Field
The utility model belongs to the technical field of teaching aid equipment is used in the teaching, in particular to literature teaching device convenient to carry.
Background
The teaching is a unique talent culture activity of human beings, which is formed by the teaching of teachers and the learning of students, through which the teachers purposefully, programmatically and organically guide the students to learn and master the cultural scientific knowledge and skill, and promote the quality improvement of the students, so that the students become people required by the society. At present, along with the vigorous development of education cause, the teaching rod becomes a common tool for teaching, a teacher frequently uses the teaching rod to point on a blackboard when giving lessons, lecture teaching knowledge and interactive communication are explained, the teaching rod is one of necessary tools for the teacher to give lessons, and especially in the Chinese teaching of university, because a large number of blackboard books need the teacher to explain analysis for students, the teaching rod is used very frequently. Present commonly used teaching pole divide into laser lamp instruction type and telescopic link type basically, and laser lamp instruction type teaching pole is comparatively light, and the teacher of being convenient for uses, but when temperature was lower winter, the teacher can lead to the hand ice-cold by handheld teaching pole for a long time, causes the puzzlement to the teacher, can influence the teacher and write the blackboard writing, for providing convenience for the teacher imparts knowledge to students, the utility model provides a portable's literature teaching device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable literature teaching device has simple structure, safe practicality, convenient operation, portable, can provide the advantage of the warm hand effect of heating.
In order to achieve the above object, the utility model provides a following technical scheme: a portable literature teaching device comprises a handle and a laser lamp set, wherein the handle comprises an electric heating sheet, a heat insulation layer, a storage battery and a protective shell, the storage battery is arranged in the center of the handle, the heat insulation layer is arranged on the outer side of the storage battery, the electric heating sheet is arranged on the outer side of the heat insulation layer, the protective shell is arranged on the outer side of the electric heating sheet, and a laser lamp switch and a heating switch are arranged on the protective shell; a lower fixing cover is arranged on the lower side of the handle, a Type-C interface and a USB interface are arranged on the lower fixing cover, and a circuit board is arranged in the lower fixing cover; an upper fixing cover is arranged on the upper side of the handle, the upper fixing cover is made of transparent materials, and a laser lamp group is arranged in the upper fixing cover; the circuit board is electrically connected with the laser lamp set, the laser lamp switch, the heating switch and the electric heating sheet.
Preferably, the protective housing adopts the heat conduction material, the protective housing outside is provided with the rubber skid resistant course.
Preferably, the laser lamp set comprises a red laser lamp and a green laser lamp.
Preferably, the handle is arranged in a cylindrical structure, and the length of the handle is 12-18 cm.
Preferably, the storage battery is a lithium battery.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model is arranged in a cylinder structure, and the length is 12cm-18cm, which is convenient for teachers to use by hands; the teacher can select different laser lamp colors according to the illumination condition and the color of the blackboard, so that the teacher can use the laser lamp group in a pointing manner; the utility model is provided with the electric heating plate, the heat of the electric heating plate is more uniform when the electric heating plate generates heat, the local over-high temperature can not be generated, the electric heating plate is contacted with the protective shell, the protective shell adopts heat conduction materials, the heat is conducted to the protective shell, and the hand warming effect is achieved when the teacher holds the electric heating plate; the rubber protective layer is arranged outside the protective shell of the utility model, which plays the role of anti-skid; the utility model discloses be provided with the USB interface, connect the charging wire can with the utility model discloses a treasured that charges uses, has increased the utility model discloses a function.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the front view cross-section structure of the present invention
Fig. 3 is a bottom view of the present invention.
In the figure: 1. the handle, 2, go up fixed lid, 3, laser banks, 4, lower fixed lid, 5, laser lamp switch, 6, heating switch, 7, Type-C interface, 8, USB interface, 9, circuit board, 10, electric heating plate, 11, insulating layer, 12, battery, 13, protective housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the embodiment provides a portable literature teaching device, which includes a handle 1 and a laser lamp set 3, where the handle 1 includes an electric heating sheet 10, a heat insulation layer 11, a storage battery 12 and a protective casing 13, the center of the handle 1 is provided with the storage battery 12, the outer side of the storage battery 12 is provided with the heat insulation layer 11, the outer side of the heat insulation layer 11 is provided with the electric heating sheet 10, the outer side of the electric heating sheet 10 is provided with the protective casing 13, and the protective casing 13 is provided with a laser lamp switch 5 and a heating switch 6; a lower fixing cover 4 is arranged on the lower side of the handle 1, a Type-C interface 7 and a USB interface 8 are arranged on the lower fixing cover 4, and a circuit board 9 is arranged in the lower fixing cover 4; an upper fixing cover 2 is arranged on the upper side of the handle 1, the upper fixing cover 2 is made of transparent materials, and a laser lamp group 3 is arranged in the upper fixing cover 2; the circuit board 9 is electrically connected with the laser lamp group 3, the laser lamp switch 5, the heating switch 6 and the electric heating sheet 10.
In order to achieve a better heating effect and an anti-slip effect, in this embodiment, the protective shell 13 is made of a heat conducting material, and a rubber anti-slip layer is arranged outside the protective shell 13.
In order to improve the utility model discloses a functional diversity makes things convenient for the teacher to use, in this embodiment, laser banks 3 includes red laser lamp and green laser lamp.
In order to facilitate teachers to carry the utility model, in the embodiment, the handle 1 is arranged in a cylinder structure, and the length is 12-18 cm.
In order to improve the single charge use the utility model discloses an it is long, in this embodiment, battery 12 adopts the lithium cell.
The utility model discloses a theory of operation: the laser lamp group is provided with a red laser lamp and a green laser lamp, and teachers can select different laser lamp colors according to the illumination condition and the color of the blackboard, so that the pointing function can be realized; when a heating function is required to be provided, the heating switch 6 is turned on, the electric heating sheet 10 starts to work, the heating function can be provided, the electric heating sheet 10 is uniform in heat during heating, local overhigh temperature cannot be generated, the electric heating sheet 10 is in contact with the protective shell 13, the protective shell 13 is made of heat conducting materials, heat is conducted to the protective shell 13, a hand warming effect is achieved when a teacher holds the teacher, and assistance is provided for teaching work; the outer side of the protective shell 13 of the utility model is provided with a rubber antiskid layer which plays the antiskid role; the utility model is provided with a USB interface 8, and the connection charging wire can be used as a charging treasure, and the function of the utility model is increased; the utility model is arranged in a cylinder structure, the length is 12cm-18cm, and the teacher can conveniently hold and carry the teachers.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a literature teaching device convenient to carry, includes handle and laser banks, its characterized in that: the handle comprises an electric heating sheet, a heat insulation layer, a storage battery and a protective shell, the storage battery is arranged in the center of the handle, the heat insulation layer is arranged on the outer side of the storage battery, the electric heating sheet is arranged on the outer side of the heat insulation layer, the protective shell is arranged on the outer side of the electric heating sheet, and a laser lamp switch and a heating switch are arranged on the protective shell; a lower fixing cover is arranged on the lower side of the handle, a Type-C interface and a USB interface are arranged on the lower fixing cover, and a circuit board is arranged in the lower fixing cover; an upper fixing cover is arranged on the upper side of the handle, the upper fixing cover is made of transparent materials, and a laser lamp group is arranged in the upper fixing cover; the circuit board is electrically connected with the laser lamp set, the laser lamp switch, the heating switch and the electric heating sheet.
2. The portable literature teaching device of claim 1 wherein: the protective housing adopts the heat conduction material, the protective housing outside is provided with the rubber skid resistant course.
3. The portable literature teaching device of claim 1 wherein: the laser lamp group comprises a red laser lamp and a green laser lamp.
4. The portable literature teaching device of claim 1 wherein: the handle is of a cylindrical structure, and the length of the handle is 12-18 cm.
5. The portable literature teaching device of claim 1 wherein: the storage battery adopts a lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120237724.3U CN214202767U (en) | 2021-01-28 | 2021-01-28 | Literature teaching device convenient to carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120237724.3U CN214202767U (en) | 2021-01-28 | 2021-01-28 | Literature teaching device convenient to carry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214202767U true CN214202767U (en) | 2021-09-14 |
Family
ID=77637868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120237724.3U Expired - Fee Related CN214202767U (en) | 2021-01-28 | 2021-01-28 | Literature teaching device convenient to carry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214202767U (en) |
-
2021
- 2021-01-28 CN CN202120237724.3U patent/CN214202767U/en not_active Expired - Fee Related
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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: 20210914 Termination date: 20220128 |