CN214311546U

CN214311546U - Palm terminal for advanced mathematics

Info

Publication number: CN214311546U
Application number: CN202120740872.7U
Authority: CN
Inventors: 李媛媛; 崔瑾忠
Original assignee: Jiuquan Vocational and Technical College Jiuquan Branch of Gansu Radio and TV University
Current assignee: Jiuquan Vocational and Technical College Jiuquan Branch of Gansu Radio and TV University
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-09-28
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a higher mathematics is with palm terminal, including the palm computer main part, the inside sliding connection of palm computer main part has the slide, the inside mathematical keyboard that is provided with of slide, palm computer main part bottom is provided with the backing plate, one side center department that the backing plate is close to the palm computer main part rotates and is connected with the carousel, carousel and palm computer main part fixed connection, the equal fixedly connected with fixed block of palm computer main part outer wall both sides center department, two the fixed block all rotates and is connected with the belt. The utility model discloses a mutually support between backing plate, carousel and the elastic cord, through the arm laminating of backing plate and user, utilize the mutual block of first elastic cord and second elastic cord, fix the palm computer on user's arm, guaranteed the stability of palm computer when using to prevent to drop carelessly when using, lead to damaging, improved the security when palm terminal uses, maintained user's interests, the better use of the user of being convenient for.

Description

Palm terminal for advanced mathematics

Technical Field

The utility model relates to a teaching aid equipment technical field especially relates to a high mathematics is with palm terminal.

Background

Advanced mathematics, which is a basic subject formed by micro-integration, deeper algebra, geometry and cross content between them, often involves complex calculations, and the human brain has limited operation speed, so that more and more students use computers to perform rapid calculations and analyses.

With the lapse of time, the palmtop computer gradually approaches the life of people along with the small appearance, and is deeply loved by the majority of users due to the portability, when the user uses the palmtop computer by hand, the palmtop computer is easy to drop carelessly when in use due to the small size, thereby causing the economic loss of the user, and simultaneously influencing the continuous use of the user. When a user needs to input a large amount of data into the palm computer, the traditional palm computer is troublesome to use due to the self-provided touch keyboard, and the data input speed is low, so that the palm terminal for advanced mathematics is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the existing palm terminal for advanced mathematics is easy to slip off from the hand carelessly when being held by hand for use, so that damage is caused, and the use of a user is influenced.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a high mathematics is with palm terminal, including palm computer main part, the inside sliding connection of palm computer main part has the slide, the inside mathematical keyboard that is provided with of slide, palm computer main part bottom is provided with the backing plate, one side center department that the backing plate is close to palm computer main part rotates and is connected with the carousel, carousel and palm computer main part fixed connection, the equal fixedly connected with fixed block of palm computer main part outer wall both sides center department, two the fixed block all rotates and is connected with the belt, two the first elastic cord of one end difference fixedly connected with and the second elastic cord that the belt is close to each other, the one end difference fixedly connected with fixture block and the draw-in groove that first elastic cord and second elastic cord are close to each other.

Preferably, the backing plate is the rubber material, and its texture is soft, when palm computer fixes on user's arm, with user's arm laminating, brings fine sense of touch for the user, convenient to use. The backing plate middle part is the sunken form setting of arc, the curve of user's arm of laminating more, and the design is more humanized.

Preferably, the palm computer main body is electrically connected with the mathematical keyboard, and a user uses the solid mathematical keyboard, so that the input speed is higher, and a large amount of data can be conveniently input into the palm computer for calculation.

Preferably, the clamping block and the clamping groove are clamped, so that the two elastic bands can be conveniently and quickly detached and fixed.

Preferably, the length of the second elastic band is one third of the length of the first elastic band, and when the two elastic bands are connected together, the clamping block and the clamping groove are located on the side face of the arm of the user, so that the compression of a hard object on the arm of the user is reduced, and the better use feeling is provided for the user.

The utility model has the advantages as follows:

1. the utility model discloses a mutually support between backing plate, carousel and the elastic cord, through the arm laminating of backing plate and user, utilize the mutual block of first elastic cord and second elastic cord, fix the palm computer on user's arm, guaranteed the stability of palm computer when using to prevent to drop carelessly when using, lead to damaging, improved the security when palm terminal uses, maintained user's interests, the better use of the user of being convenient for.

2. The utility model discloses be provided with slide and mathematical keyboard, through installing slidable mathematical keyboard in traditional palm computer, when the user need input a large amount of data, can slide in the computer in a flexible way and take out to stable placing on the desktop, the quick input data of the user of being convenient for has improved user's work efficiency greatly.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a bottom view of the present invention;

FIG. 4 is a schematic view of the structure of the backing plate of the present invention;

fig. 5 is a schematic view of the slide plate structure of the present invention.

In the figure: 1. a palm computer main body; 2. a slide plate; 3. a math keyboard; 4. a base plate; 5. a turntable; 6. a fixed block; 7. a belt; 8. a first elastic band; 9. a second elastic band; 10. a clamping block; 11. a clamping groove.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, 2 and 5, the palm terminal for advanced mathematics includes a palm computer main body 1, a sliding plate 2 is slidably connected inside the palm computer main body 1, a mathematical keyboard 3 is arranged inside the sliding plate 2, the palm computer main body 1 is electrically connected with the mathematical keyboard 3, and a user uses the solid mathematical keyboard 3, so that the input speed is higher, and a large amount of data can be conveniently input into the palm computer for calculation. The bottom of the palm computer main body 1 is provided with a backing plate 4.

As shown in fig. 3, the center of the two sides of the outer wall of the palm computer main body 1 is fixedly connected with fixing blocks 6, the two fixing blocks 6 are rotatably connected with belts 7, one ends of the two belts 7, which are close to each other, are fixedly connected with a first elastic band 8 and a second elastic band 9 respectively, one ends of the first elastic band 8 and the second elastic band 9, which are close to each other, are fixedly connected with a clamping block 10 and a clamping groove 11 respectively, and the clamping block 10 and the clamping groove 11 are clamped, so that the two elastic bands can be detached and fixed conveniently and quickly. The length of the second elastic band 9 is one third of the length of the first elastic band 8, and when the two elastic bands are connected together, the clamping block 10 and the clamping groove 11 are located on the side face of the arm of the user, so that the compression of a hard object on the arm of the user is reduced, and the better use feeling is provided for the user.

As shown in fig. 4, the pad 4 is rotatably connected with a turntable 5 near the center of one side of the palm computer main body 1, the turntable 5 is fixedly connected with the palm computer main body 1, the pad 4 is made of rubber, and is soft in texture, so that when the palm computer is fixed on the arm of a user, the pad is attached to the arm of the user, and a good touch feeling is brought to the user, and the use is convenient. The backing plate 4 middle part is the sunken form setting of arc, and the curve of user's arm is laminated more, and the design is more humanized.

The utility model discloses when using, at first the angle of 4 at the bottom adjusting shim plates of palm computer main part 1 for the arcwall face on the backing plate 4 can be laminated to user's hand wall, then the user with fixture block 10 and draw-in groove 11 block, palm computer main part 1 can be fixed on user's arm by first elastic cord 8 and second elastic cord 9 jointly this moment, reuse another hand operation computer carry out the high number operation can, effectively avoided in the calculation process, the user hand slips carelessly with the computer landing, the safety of palm computer has been protected. When a user needs to calculate a large amount of data, the handheld computer main body 1 can be placed on the desktop of a workbench, the user only needs to separate two belts 7 and is tiled on the desktop, the handheld computer main body 1 supports the computer by taking the base plate 4 as the base, the user extracts the sliding plate 2 from the handheld computer main body 1, and compared with a touch screen of the computer, the user can input data by using the mathematical keyboard 3 more conveniently, the input speed of the user is improved to a certain extent, and the handheld computer is convenient for the user to use.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a higher mathematics is with palm terminal, includes palm computer main part (1), its characterized in that: a sliding plate (2) is connected in the palm computer main body (1) in a sliding way, a mathematical keyboard (3) is arranged in the sliding plate (2), a backing plate (4) is arranged at the bottom of the palm computer main body (1), a turntable (5) is rotatably connected at the center of one side of the backing plate (4) close to the palm computer main body (1), the rotary table (5) is fixedly connected with the palm computer main body (1), the centers of two sides of the outer wall of the palm computer main body (1) are fixedly connected with fixed blocks (6), two fixed blocks (6) are rotatably connected with belts (7), one ends of the two belts (7) close to each other are respectively and fixedly connected with a first elastic band (8) and a second elastic band (9), one ends of the first elastic band (8) and the second elastic band (9) which are close to each other are fixedly connected with a clamping block (10) and a clamping groove (11) respectively.

2. The palm terminal for higher mathematics as claimed in claim 1, wherein: backing plate (4) are the rubber material, backing plate (4) middle part is the sunken form setting of arc.

3. The palm terminal for higher mathematics as claimed in claim 1, wherein: the palm computer main body (1) is electrically connected with the math keyboard (3).

4. The palm terminal for higher mathematics as claimed in claim 1, wherein: the clamping block (10) and the clamping groove (11) are arranged in a clamping mode.

5. The palm terminal for higher mathematics as claimed in claim 1, wherein: the length of the second elastic band (9) is one third of that of the first elastic band (8).