CN207449450U - A kind of math teacher sheet of preparing lessons - Google Patents

Abstract

The utility model provides a preparation textbook for mathematics teachers, which is used to solve the problem of single function. The open-loop coil of the paper is fixed; one side of the paper is provided with a pen clip, and the pen clip is connected with the pen; the other side of the paper is provided with a compass clip, and the compass clip is connected with the compasses; A touch screen is provided, a solar panel is provided under the touch screen, a storage battery is provided inside the casing, a data memory is provided at the bottom of the storage battery, and a circuit board is provided on one side of the data storage; The top of the sides feature LED lights and clamps. The utility model is provided with a touch screen on which formulas to be inquired are input, and the required formulas can be found out through the data memory, which can save a lot of time and thus effectively improve the lesson preparation speed of mathematics teachers.

Description

A preparation textbook for mathematics teachers

technical field

The utility model relates to the field of teaching equipment, in particular to a textbook for mathematics teachers.

Background technique

When preparing lessons, mathematics teachers, especially university mathematics teachers, often need to draw pictures on the content of lesson preparation, and often need to query the formulas used. It is troublesome to disassemble and assemble the existing notebooks independently; in addition, the existing pens The pen cap and the pen barrel are separated. When preparing lessons, the pen cap needs to be pulled out, which is easy to lose.

Utility model content

The utility model provides a preparation textbook for mathematics teachers, which solves the problem of single function of the textbook preparation in the prior art.

The technical scheme of the utility model is achieved in that:

A preparation textbook for mathematics teachers, comprising a shell and paper, the inside of the shell is provided with paper with a binding hole, the paper is fixed by an open-loop coil inserted through the binding hole, and the open-loop coil includes a first An elastic free end, and a second elastic free end detachably connected to the first elastic free end, the first elastic free end includes a first connecting portion, and the second elastic free end includes a The second connecting part matching the connecting part; one side of the paper is provided with a pen clip, and the pen clip is connected with the pen; the other side of the paper is provided with a compasses clip, and the compasses clip is connected with the compasses; The pen includes a pen holder, a refill and a pen cover, the pen cover includes a cover and a connecting rod, one end of the connecting rod is fixed to the cover, the other end is connected to the pen holder, and the pen holder is provided with an absorbing A magnetic block holding the connecting rod; a touch screen is provided on the outside of the housing, a solar panel is provided below the touch screen, a storage battery is provided inside the housing, and a data memory is provided at the bottom of the storage battery. One side of the memory is provided with a circuit board; the top of the inner surface of the housing is provided with an LED lamp and a clamping device, the clamping device includes a rotating base and a pressing rod, the rotating base is fixed on the inner surface of the housing, and the rotating base Symmetrical ear plates are arranged on both sides, and one end of the pressure rod is installed between the two ear plates through a rotating shaft.

Preferably, the pressing rod is telescopic.

Preferably, the first connecting part is a card slot, and the second connecting part is a hook matched with the card slot.

Preferably, the outer surface of the casing is provided with a waterproof layer.

Preferably, the other end of the pressure rod is provided with a rubber round head.

The beneficial effects of the utility model are:

The utility model is equipped with a touch screen, on which the formulas to be queried are input, and the required formulas can be found out through the data memory, which can save a lot of time, thereby effectively improving the speed of lesson preparation of the mathematics teacher, and also has compasses, which is convenient for the teacher to draw pictures There is also a pen for preparing lessons. Through the rotation of the connecting rod, the cover piece is placed under the pen core or above the pen holder, which can protect the pen core, and the cover piece will not break away from the pen holder, and there is no problem of pen cap loss.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is the external structure schematic diagram of preparing textbooks for teachers of mathematics of the present invention;

Fig. 2 is the internal structure schematic diagram of preparing textbooks for the mathematics teacher of the present utility model;

Fig. 3 is a structural schematic diagram of an open-loop coil;

Fig. 4 is a schematic structural view of the pen.

Among them, 1. Shell, 2. Paper, 3. Battery, 4. Touch screen, 5. Solar panel, 6. Data storage, 7. Circuit board, 8. LED light, 9. Rotating base, 10. Ear plate, 11. Pressure rod, 12. Rubber round head, 13. Binding hole, 14. Open loop coil, 141. First elastic free end, 142. First connecting part, 143. Second connecting part, 144. Second elastic free end End, 15. pen holder, 16. pen, 161. cover sheet, 162. connecting rod, 163. pen holder, 164. magnetic block, 17. compass, 18. compasses clip.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

A kind of preparation textbook for mathematics teachers, as described in Fig. 1-4, comprises shell 1 and paper 2, and the inner side of described shell 1 is provided with the paper 2 that has binding hole 13, and described paper 2 passes through described binding The open-loop coil 14 of the hole 13 is fixed, and the open-loop coil 14 includes a first elastic free end 141, and a second elastic free end 144 detachably connected with the first elastic free end 141, and the first elastic free end 144 is detachably connected to the first elastic free end 141. The end 141 includes a first connecting portion 142, and the second elastic free end 144 includes a second connecting portion 143 matched with the first connecting portion 142; one side of the paper 2 is provided with a pen holder 15, and the pen Clip 15 links to each other with pen 16, and the other side of described paper 2 is provided with compass clip 18, and described compass clip 18 links to each other with compasses 17; Described pen 16 comprises penholder 163, pen core and pen cap, and described pen cap comprises Cover piece 161 and connecting rod 162, one end of described connecting rod 162 is fixed with described cover piece 161, and the other end is connected with described penholder 163, and described penholder 163 is provided with the magnetic block 164 that can absorb described connecting rod; The outside of the housing 1 is provided with a touch screen 4, the bottom of the touch screen 4 is provided with a solar panel 5, the inside of the housing 1 is provided with a battery 3, and the bottom of the battery 3 is provided with a data memory 6, the data One side of the memory 6 is provided with a circuit board 7; the top of the inner surface of the housing 1 is provided with an LED lamp 8 and a clamping device, the clamping device includes a rotating base 9 and a pressing rod 11, and the rotating base 9 is fixed on On the inner surface of the housing 1 , symmetrical lugs 10 are provided on both sides of the rotating base 9 , and one end of the pressure rod 11 is installed between the two lugs 10 through a rotating shaft.

On the basis of the above technical solution, the pressing rod 11 can be stretched.

On the basis of the above technical solution, the first connecting part 142 is a slot, and the second connecting part 143 is a hook matched with the slot.

On the basis of the above technical solution, the outer surface of the casing 1 is provided with a waterproof layer.

On the basis of the above technical solution, the other end of the pressure rod 11 is provided with a rubber round head 12 .

The pressing rod 11 of the utility model can suppress the teaching plan in the specified page number, which is convenient for teachers to browse and prepare lessons.

By inserting the open-loop coil 14 through the binding hole 13 of the paper 2, since the open-loop coil 14 includes a first elastic free end 141 and a second elastic free end 144 detachably connected to the first elastic free end 141, the problem is solved. The problem that the existing textbooks are not easy to disassemble makes the textbooks easy to disassemble.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (5)

1. a kind of mathematics teacher prepares textbooks, it is characterized in that, comprises shell and paper, the inboard of described shell is provided with the paper with binding hole, and described paper is fixed by the open-loop coil inserted in described binding hole, so The open-loop coil includes a first elastic free end, and a second elastic free end detachably connected to the first elastic free end, the first elastic free end includes a first connecting portion, and the second elastic free end It includes a second connecting portion matched with the first connecting portion; one side of the paper is provided with a pen holder, and the pen holder is connected with a pen; the other side of the paper is provided with a compasses clip, and the compasses clip Linked to the compasses; the pen includes a pen holder, a pen core and a pen cap, the pen cover includes a cover piece and a connecting rod, one end of the connecting rod is fixed with the cover piece, and the other end is connected with the penholder, the The pen holder is provided with a magnetic block capable of absorbing the connecting rod; a touch screen is provided on the outside of the housing, a solar panel is provided below the touch screen, a storage battery is provided inside the housing, and a storage battery is provided at the bottom of the storage battery. A data storage device, one side of the data storage device is provided with a circuit board; the top of the inner side of the housing is provided with an LED lamp and a clamping device, the clamping device includes a rotating base and a pressing rod, and the rotating base is fixed on the housing Symmetrical ear plates are arranged on both sides of the rotating base, and one end of the pressure rod is installed between the two ear plates through a rotating shaft. 2. A kind of preparation textbook for mathematics teachers as claimed in claim 1, characterized in that, said pressing rod is telescopic. 3 . The preparation textbook for mathematics teachers according to claim 1 , wherein the first connecting portion is a slot, and the second connecting portion is a hook matched with the slot. 4 . 4. A kind of preparation textbook for mathematics teachers as claimed in claim 1, characterized in that, the outer surface of the casing is provided with a waterproof layer. 5. A kind of preparation textbook for mathematics teachers as claimed in claim 1, characterized in that, the other end of the pressing rod is provided with a rubber round head.