CN210776684U

CN210776684U - Plastic shell for small-sized computer

Info

Publication number: CN210776684U
Application number: CN201922459502.1U
Authority: CN
Inventors: 林乃辰
Original assignee: Evercamel (dongguan) Mold Plastic Ltd
Current assignee: Evercamel (dongguan) Mold Plastic Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-06-16
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a plastic shell for small-size calculator, including first casing, the upper surface of first casing is provided with the second casing, and one side of first casing rotates and is connected with the magnetic force drawing board, the lower surface embedding slidable mounting of magnetic force drawing board has the magnetite to wipe, the fixed surface bonds there is the magnet piece under the opposite side of first casing, the rear surface of second casing is provided with places the chamber, the one end embedding of placing the chamber is installed the handle. The utility model relates to a calculator technical field, this plastic shell for small-size calculator, it has the magnet piece to bond through the opposite side lower fixed surface of first casing, and the rear surface of second casing is provided with places the chamber, and the one end embedding of placing the chamber is installed the handle, and when calculating with the calculator, the user can be taken notes on the magnetic force drawing board with the magnetic pen, prevents to make mistakes when calculating, when not using, can conveniently accomodate magnetic force drawing board and magnetic pen.

Description

Plastic shell for small-sized computer

Technical Field

The utility model relates to a calculator technical field specifically is a plastic shell for small-size calculator.

Background

The calculator is an electronic machine which can perform digital operation invented by modern people, and a handheld electronic machine which can perform mathematical operation and has an integrated circuit chip, but the structure is much simpler than that of a computer, so that the calculator is a first-generation electronic computer (computer), and the function is weaker, but is more convenient and cheap, so that the calculator can be widely applied to commercial transactions, is one of necessary office supplies, and is often provided with overflow indication, error indication and the like besides a calculation result, a calculator power supply adopts an alternating current converter or a battery, the battery can be recharged by the alternating current converter or a solar energy converter, and in order to save electric energy, the calculator adopts a large-scale integrated circuit manufactured by a CMOS process.

But present counter shell structural design is more single, and the function is less, and when using the counter, does not set up the device of independent record to make personnel calculate the easy mistake of making mistakes, and current computer shell all fixes through the screw, and is inconvenient to its dismantlement and installation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a plastic shell for small-size calculator has solved present counter shell structural design more singleness, and the function is less, when using the counter, does not set up the device of independent record to make personnel make mistakes easily when calculating, and current computer shell all fixes through the screw, and is inconvenient to its problem of dismantling and installing.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a plastic shell for a small-sized computer comprises a first shell, a second shell is arranged on the upper surface of the first shell, and one side of the first shell is rotatably connected with a magnetic drawing board, the lower surface of the magnetic drawing board is embedded with a magnet eraser in a sliding way, a magnet piece is fixedly adhered to the lower surface of the other side of the first shell, a placing cavity is arranged on the rear surface of the second shell, a handle is embedded into one end of the placing cavity, a magnetic pen is fixedly connected to one end of the handle, a key pressing groove is formed in the upper surface of the second shell, two adjusting blocks are symmetrically embedded and slidably mounted on the surfaces of the two sides of the second shell, a limiting block is vertically arranged at one end of each adjusting block, and the lower position department horizontal symmetry that a side surface of stopper is close to the regulating block is provided with two spigots, the surface cup joints slidable mounting of regulating block has the spring.

Preferably, one end of the spring is fixedly connected with one side face of the limiting block, and the other end of the spring is fixedly connected with one side face inside the second shell.

Preferably, two jacks corresponding to the insertion shafts are symmetrically formed in the two side faces of the front and rear inner portions of the first shell, and the insertion shafts are embedded into the jacks in a sliding mode.

Preferably, the outer surface of one end of the handle is provided with an external thread, and the inner surface of one end of the placing cavity is provided with an internal thread matched with the external thread.

Preferably, an iron sheet is fixedly bonded to the rear surface below the magnetic drawing board, and the position of the iron sheet corresponds to the position of the magnet sheet.

Preferably, four corners of the lower surface of the second shell are vertically provided with positioning shafts, four corners of the upper surface of the first shell are provided with positioning holes corresponding to the positioning shafts, and the positioning shafts are slidably mounted inside the positioning holes.

Advantageous effects

The utility model provides a plastic shell for small-size computer compares with prior art and possesses following beneficial effect:

(1) this plastic shell for small-size calculator, one side through first casing is rotated and is connected with the magnetic force drawing board, the lower surface embedding slidable mounting of magnetic force drawing board has the magnetite to wipe, the opposite side lower fixed surface of first casing bonds there is the magnet piece, the rear surface of second casing is provided with places the chamber, the one end embedding of placing the chamber is installed the handle, when calculating with the calculator, the user can take notes on the magnetic force drawing board with the magnetic pen, prevent to make mistakes when calculating, when not using, can conveniently accomodate magnetic force drawing board and magnetic pen, the practicality and the functionality of this calculator shell have been improved.

(2) This plastic shell for small-size calculator, there are two regulating blocks through the equal symmetry embedding slidable mounting in both sides surface of second casing, the one end of regulating block is provided with the stopper perpendicularly, and a side surface of stopper is close to the below position department horizontal symmetry of regulating block and is provided with two and inserts the axle, slidable mounting is cup jointed to the surface of regulating block has the spring, utilize the elasticity of spring, the user can press the regulating block, can accomplish the installation and the dismantlement work of casing fast, and easy operation has saved the installation and the dismantlement time of casing.

Drawings

FIG. 1 is a schematic diagram of the present invention with a partially disassembled structure;

FIG. 2 is a schematic view of the connection of the magnetic pen structure of the present invention;

fig. 3 is a schematic connection diagram of the shaft insertion structure of the present invention.

In the figure: 1. a first housing; 101. a jack; 102. positioning holes; 2. a second housing; 21. positioning the shaft; 3. a magnetic drawing board; 31. iron sheets; 4. a magnet eraser; 5. a magnet piece; 6. a placement chamber; 7. a handle; 71. an external thread; 8. a magnetic pen; 9. pressing a key slot; 10. an adjusting block; 11. a limiting block; 12. inserting a shaft; 13. a spring.

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 present invention provides a technical solution: a plastic shell for a small-sized calculator comprises a first shell 1, wherein a second shell 2 is arranged on the upper surface of the first shell 1, positioning shafts 21 are vertically arranged at four corners of the lower surface of the second shell 2, positioning holes 102 corresponding to the positioning shafts 21 are formed in the four corners of the upper surface of the first shell 1, the positioning shafts 21 are slidably arranged inside the positioning holes 102, in order to position the second shell 2, a magnetic drawing board 3 is rotatably connected to one side of the first shell 1, a magnet eraser 4 is slidably arranged in the lower surface of the magnetic drawing board 3 in an embedded manner, a magnet piece 5 is fixedly adhered to the lower surface of the other side of the first shell 1, an iron piece 31 is fixedly adhered to the rear surface below the magnetic drawing board 3, the position of the iron piece 31 corresponds to the position of the magnet piece 5, in order to conveniently store the magnetic drawing board 3, a storage cavity 6 is formed in the rear surface of the second shell 2, a handle 7 is embedded in one end of the placing cavity 6, a magnetic pen 8 is fixedly connected to one end of the handle 7, an external thread 71 is arranged on the outer surface of one end of the handle 7, an internal thread matched with the external thread 71 is arranged on the inner surface of one end of the placing cavity 6, in order to conveniently store the magnetic pen 8, a key groove 9 is arranged on the upper surface of the second shell 2, two adjusting blocks 10 are symmetrically embedded in and slidably mounted on the surfaces of two sides of the second shell 2, a limiting block 11 is vertically arranged at one end of each adjusting block 10, two insertion shafts 12 are horizontally and symmetrically arranged on the surface of one side of each limiting block 11 close to the lower position of the corresponding adjusting block 10, a spring 13 is slidably mounted on the outer surface of each adjusting block 10 in a sleeved mode, one end of the spring 13 is fixedly connected with one side of the limiting block 11, the other end of the spring 13 is fixedly connected with one side of the inner side of the second shell 2, the plug shaft 12 is inserted and slidably mounted inside the plug hole 101, so as to facilitate the mounting and dismounting of the first housing 1 and the second housing 2, and the details not described in detail in this specification are well known in the art.

When the magnetic drawing board is used, firstly, the magnetic drawing board 3 is opened, then the handle 7 is drawn out, the magnetic powder is arranged inside the magnetic drawing board 3, so that the magnetic pen 8 on the handle 7 can write on the magnetic drawing board 3, the magnetic pen 8 can absorb the magnetic powder, the magnetic powder forms writing on the surface of the magnetic drawing board 3, and the writing is convenient for a person to record, when the writing on the magnetic drawing board 3 needs to be erased, the magnetic eraser 4 is slid, the magnetic eraser 4 can absorb the magnetic powder inside the magnetic drawing board 3, so that the writing is erased, when the magnetic drawing board 3 is not used, the magnetic drawing board 3 is combined, under the magnetism of the magnetic sheet 5, the iron sheet 31 on the magnetic drawing board 3 can attract the magnetic sheet 5, so that the magnetic drawing board 3 is fixed, then, the magnetic pen 8 is inserted into the placing cavity 6, the magnetic pen 8 is fixed inside the placing cavity 6 through the external thread 71 on the handle 7, when the second housing 2 needs to be detached, the adjusting blocks 10 on two sides of the second housing 2 are pressed, under the elasticity of the spring 13, the inserting shaft 12 on the limiting block 11 is separated from the inserting hole 101 in the first housing 1, and then the second housing 2 is taken out, when the second housing 2 is installed, the positioning shaft 21 on the second housing 2 is inserted into the positioning hole 102 in the first housing 1, and meanwhile, the adjusting blocks 10 are pressed, so that the adjusting blocks 10 drive the inserting shaft 12 on the limiting block 11 to move to one side, when the positioning shaft 21 is completely inserted into the positioning hole 102, the adjusting blocks 10 are loosened, the spring 13 enables the inserting shaft 12 on the limiting block 11 to restore to the original position, one end of the inserting shaft 12 can be inserted into the inserting hole 101 in the first housing 1, and then the installation work of the second housing 2 is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a plastic shell for small-size computer, includes first casing (1), its characterized in that: the upper surface of the first shell (1) is provided with a second shell (2), one side of the first shell (1) is rotatably connected with a magnetic drawing board (3), the lower surface of the magnetic drawing board (3) is embedded with a magnet wiper (4), the other side of the first shell (1) is fixedly bonded with a magnet sheet (5), the rear surface of the second shell (2) is provided with a placing cavity (6), one end of the placing cavity (6) is embedded with a handle (7), one end of the handle (7) is fixedly connected with a magnetic pen (8), the upper surface of the second shell (2) is provided with a key groove (9), the two side surfaces of the second shell (2) are symmetrically embedded with two adjusting blocks (10), one end of each adjusting block (10) is vertically provided with a limiting block (11), and one side surface of each limiting block (11) is horizontally and symmetrically provided with two inserting shafts (12) close to the lower positions of the adjusting blocks (10), the outer surface of the adjusting block (10) is sleeved with a spring (13) in a sliding mode.

2. The plastic case for a small computer as set forth in claim 1, wherein: one end of the spring (13) is fixedly connected with one side face of the limiting block (11), and the other end of the spring (13) is fixedly connected with one side face inside the second shell (2).

3. The plastic case for a small computer as set forth in claim 1, wherein: two jacks (101) corresponding to the insertion shafts (12) are symmetrically formed in the two side faces of the inner portion of the front portion and the rear portion of the first shell (1), and the insertion shafts (12) are embedded into the jacks (101) in a sliding mode.

4. The plastic case for a small computer as set forth in claim 1, wherein: the outer surface of one end of the handle (7) is provided with an external thread (71), and the inner surface of one end of the placing cavity (6) is provided with an internal thread matched with the external thread (71).

5. The plastic case for a small computer as set forth in claim 1, wherein: an iron sheet (31) is fixedly adhered to the rear surface below the magnetic drawing board (3), and the position of the iron sheet (31) corresponds to the position of the magnet sheet (5).

6. The plastic case for a small computer as set forth in claim 1, wherein: the four corners of the lower surface of the second shell (2) are vertically provided with positioning shafts (21), the four corners of the upper surface of the first shell (1) are provided with positioning holes (102) corresponding to the positioning shafts (21), and the positioning shafts (21) are slidably mounted inside the positioning holes (102).