Tablet computer shell connecting structure

Abstract

The utility model relates to the technical field of tablet personal computers, in particular to a tablet personal computer shell connecting structure which comprises a lower shell, and a charging hole is formed in the narrow side face of the outer portion of the lower shell. Two limiting blocks at the bottom of an upper shell are synchronously connected into two limiting grooves, sliding blocks move downwards in the limiting grooves and extrude telescopic rods and compression springs at the same time, so that one end of the upper shell is conveniently limited to a lower shell, and two trapezoidal blocks are extruded by movable blocks to be away from each other to synchronously compress two reset springs; and in the moving process of the trapezoidal block, the movable rod is synchronously driven to move and be connected into the positioning groove in the fixed block, so that the lower shell and the upper shell are limited and fixed, and the problem that a traditional tablet computer shell is tedious and inconvenient to mount and dismount through multiple sets of screws is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of tablet computers, in particular to a shell connection structure of a tablet computer. Background Art

[0002] With the rapid development of science and technology, more and more electronic devices have appeared in our lives. Among them, tablet computers are undoubtedly the products that have attracted much attention in recent years. Tablet computers are portable computer devices that combine the functions of traditional laptop computers with the touch screen operation experience of smart phones. Tablet computers are usually equipped with a touch screen, and users can interact with the device through touch, sliding and multi-touch. In addition, tablet computers are also light and portable, have long battery life, and are easy to operate, making them an indispensable part of modern life. Traditional tablet computer shells are mainly assembled by multiple sets of screws and adhesives. This installation method is relatively cumbersome and inconvenient to disassemble and assemble the shell, and there are certain disadvantages.

[0003] In summary, the present invention solves the existing problems by designing a tablet computer shell connection structure. Utility Model Content

[0004] The purpose of the present invention is to provide a tablet computer housing connection structure to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A tablet computer shell connection structure comprises a lower shell, a charging hole is provided on a narrower side of the outer surface of the lower shell, trumpets are symmetrically provided on the outer surface of the lower shell and located on both sides of the charging hole, a threaded hole is provided on the outer surface of the lower shell away from the charging hole, a groove is provided on the top of the lower shell, an upper shell is mounted on the top of the lower shell and located inside the groove, a screen is mounted on the inner side of the upper shell, a fixing plate is mounted on a shorter edge of the bottom of the upper shell, limiting blocks are symmetrically mounted at both ends of the outer side surface of the fixing plate, fixing blocks are symmetrically mounted on both sides of one end of the bottom of the upper shell away from the fixing plate, and positioning grooves are provided on the outer sides of the fixing blocks;

[0007] The two ends of the inner narrower side wall of the lower shell are symmetrically provided with limit slots, and a telescopic rod is installed at the inner bottom of the limit slot, and a compression spring is installed on the outside of the telescopic rod, and an inclined sliding block is installed on the top of the telescopic rod, and sliding slots are symmetrically provided at both ends of an inner side wall of the lower shell away from the two limit slots, and a cavity is provided inside the lower shell and between the two sliding slots, and a return spring is symmetrically installed on the two narrower inner walls of the cavity, and one end of the return spring is installed with a trapezoidal block, and a movable rod is installed on the outside of the trapezoidal block and on the inner wall of the return spring, and a movable block is installed inside the cavity and between the two trapezoidal blocks, and a threaded rod is installed on the outside of the movable block, and a rotation groove is provided on the end of the threaded rod away from the movable block, and a dust plug is installed inside the threaded hole.

[0008] As a preferred solution of the present invention, the inner side wall size of the groove matches the outer side size of the upper shell, and a sealing gasket is provided at the inner bottom of the groove.

[0009] As a preferred solution of the present invention, the bottom of the limit block is arranged to be inclined, and when the limit block slides into the interior of the limit groove, the inclined sliding block is synchronously squeezed to slide downward inside the limit groove.

[0010] As a preferred solution of the present invention, one end of the movable rod away from the trapezoidal block passes through the inner wall of the cavity and extends into the interior of the slide groove, and the outer ring surface of the movable rod is slidably connected to the interior of the lower shell.

[0011] As a preferred solution of the present invention, the size of the outer ring surface of the movable rod matches the size of the inner side wall of the positioning groove, and the outer ring surface of the movable rod is slidably connected to the inner side wall of the positioning groove.

[0012] As a preferred solution of the present invention, one end of the threaded rod is rotationally connected to the outside of the movable block, and the outer annular surface of the threaded rod is threadedly connected to the inside of the threaded hole.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the utility model, a tablet computer shell connection structure is designed, in which the two limit blocks at the bottom of the upper shell are synchronously connected to the inside of the two limit grooves. The slider moves downward in the limit groove and squeezes the telescopic rod and the compression spring at the same time, so as to facilitate limiting one end of the upper shell on the lower shell. The two trapezoidal blocks are squeezed away from each other by the movable block and the two return springs are synchronously compressed. During the movement of the trapezoidal blocks, the movable rod is synchronously driven to move and connect to the inside of the positioning groove on the fixed block, so that the lower shell and the upper shell are limited and fixed, thereby effectively solving the problem of the traditional tablet computer shell being cumbersome and inconvenient to install and disassemble by multiple sets of screws. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Schematic diagram of the hierarchical structure;

[0017] Figure 3 For this utility model Figure 2 Schematic diagram of the structure of the middle and upper shell;

[0018] Figure 4 For this utility model Figure 2 Schematic diagram of the structure of the middle and lower shell parts;

[0019] Figure 5 For this utility model Figure 4 Schematic diagram of the internal structure;

[0020] Figure 6 For this utility model Figure 4 Schematic diagram of the structure of part A;

[0021] Figure 7 For this utility model Figure 5 Schematic diagram of the structure of part B;

[0022] Figure 8 For this utility model Figure 4 Enlarged schematic diagram of some structures.

[0023] In the figure: 1. Lower shell; 101. Charging port; 102. Bell mouth; 103. Threaded hole; 104. Groove; 105. Limiting slot; 106. Slide slot; 107. Cavity; 2. Upper shell; 201. Screen; 3. Fixing plate; 4. Limiting block; 5. Fixing block; 501. Positioning slot; 6. Telescopic rod; 7. Compression spring; 8. Inclined slider; 9. Return spring; 10. Trapezoidal block; 11. Movable rod; 12. Movable block; 13. Threaded rod; 1301. Rotating slot; 14. Dust plug. DETAILED DESCRIPTION

[0024] The following will combine the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0026] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are for the purpose of describing specific embodiments only and are not intended to limit this invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0028] For examples, see Figure 1-8 , the utility model provides a technical solution:

[0029] A tablet computer shell connection structure includes a lower shell 1, a charging hole 101 is provided on a narrower side of the outer surface of the lower shell 1, bell mouths 102 are symmetrically provided on the outer surface of the lower shell 1 and located on both sides of the charging hole 101, a threaded hole 103 is provided on the outer surface of the lower shell 1 away from the charging hole 101, a groove 104 is provided on the top of the lower shell 1, an upper shell 2 is installed on the top of the lower shell 1 and located inside the groove 104, a screen 201 is installed on the inner side of the upper shell 2, a fixing plate 3 is installed on a shorter edge of the bottom of the upper shell 2, limiting blocks 4 are symmetrically installed at both ends of the outer side surface of the fixing plate 3, fixing blocks 5 are symmetrically installed on both sides of the bottom of the upper shell 2 away from the fixing plate 3, and positioning grooves 501 are provided on the outer sides of the fixing blocks 5;

[0030] Limiting grooves 105 are symmetrically provided at both ends of the narrower inner wall of the lower shell 1, a telescopic rod 6 is installed at the inner bottom of the limiting groove 105, a compression spring 7 is installed on the outside of the telescopic rod 6, and an inclined slider 8 is installed on the top of the telescopic rod 6. Slide grooves 106 are symmetrically provided at both ends of an inner wall of the lower shell 1 away from the two limiting grooves 105, a cavity 107 is provided inside the lower shell 1 and between the two slide grooves 106, return springs 9 are symmetrically provided on the narrower inner walls of the cavity 107, one end of the return spring 9 is installed with a trapezoidal block 10, a movable rod 11 is installed on the outside of the trapezoidal block 10 and on the inner wall of the return spring 9, a movable block 12 is installed inside the cavity 107 and between the two trapezoidal blocks 10, a threaded rod 13 is installed on the outside of the movable block 12, a rotating groove 1301 is provided on the end of the threaded rod 13 away from the movable block 12, and a dust plug 14 is installed inside the threaded hole 103.

[0031] Specifically, refer to Figure 2 、 Figure 3 、 Figure 4 and Figure 6 The bottom of the limit block 4 is configured to be inclined, and when the limit block 4 slides into the limit slot 105, it simultaneously squeezes the inclined slider 8 to slide downward inside the limit slot 105. This ensures that the upper shell 2 is placed obliquely above the lower shell 1. Then, the two limit blocks 4 at the bottom of the upper shell 2 are synchronously inserted into the two limit slots 105. The inclined slider 8 moves downward inside the limit slot 105 while squeezing the telescopic rod 6 and the compression spring 7. After the two limit blocks 4 are fully inserted into the two limit slots 105, the inclined end of the upper shell 2 is gradually rotated slowly until it fits with the lower shell 1, thereby facilitating the positioning of one end of the upper shell 2 on the lower shell 1. The two fixing blocks 5 at the bottom of the upper shell 2 are synchronously inserted into the two slide slots 106.

[0032] Furthermore, the inner wall size of the groove 104 matches the outer side size of the upper shell 2, and a sealing gasket is provided at the inner bottom of the groove 104, thereby ensuring that the upper shell 2 is installed on the lower shell 1, and the sealing between the upper shell 2 and the lower shell 1 is increased by providing the sealing gasket.

[0033] Furthermore, the end of the movable rod 11 away from the trapezoidal block 10 passes through the inner wall of the cavity 107 and extends to the interior of the slide groove 106, and the outer annular surface of the movable rod 11 is slidingly connected to the interior of the lower shell 1, thereby ensuring that the two trapezoidal blocks 10 are squeezed away from each other by the movable block 12 to synchronously compress the two return springs 9, and the movable rod 11 is synchronously driven to move during the movement of the trapezoidal block 10.

[0034] Furthermore, the outer ring surface size of the movable rod 11 matches the inner wall size of the positioning groove 501, and the outer ring surface of the movable rod 11 is slidingly connected to the inner wall of the positioning groove 501, thereby ensuring that the movable rod 11 is synchronously driven to move and connect to the inside of the positioning groove 501 on the fixed block 5 during the movement of the trapezoidal block 10, thereby limiting and fixing the lower shell 1 and the upper shell 2, making disassembly and assembly convenient.

[0035] For details, please refer to Figure 5 、 Figure 7 and Figure 8 One end of the threaded rod 13 is rotatably connected to the outside of the movable block 12, and the outer annular surface of the threaded rod 13 is threadedly connected to the inside of the threaded hole 103, thereby ensuring that the threaded rod 13 is driven to rotate by inserting an external screwdriver into the inner rear shell of the rotating groove 1301. The rotation of the threaded rod 13 drives the movable block 12 to move and squeeze the two trapezoidal blocks 10. At the same time, a dust plug 14 is provided to prevent the threaded hole 103 from being blocked after long-term use.

[0036] The working process of the utility model: using a tablet computer shell connection structure designed by this solution, in the process of assembling the tablet computer, first place the upper shell 2 on the top of the lower shell 1 at an angle, then synchronously connect the two limit blocks 4 at the bottom of the upper shell 2 to the inside of the two limit grooves 105, the inclined slider 8 moves downward inside the limit groove 105 while squeezing the telescopic rod 6 and the compression spring 7, after the two limit blocks 4 are completely connected to the inside of the two limit grooves 105, gradually rotate one end of the upper shell 2 slowly to fit with the lower shell 1, so as to facilitate limiting one end of the upper shell 2 on the lower shell 1, and the two fixing blocks 5 at the bottom of the upper shell 2 are synchronously connected To the inside of the two slide grooves 106, insert an external screwdriver into the inner rear shell of the rotating groove 1301 to drive the threaded rod 13 to rotate, and the rotation of the threaded rod 13 drives the movable block 12 to move and squeeze the two trapezoidal blocks 10. At the same time, a dust plug 14 is provided to prevent the threaded hole 103 from being blocked after long-term use. The two trapezoidal blocks 10 are squeezed away from each other by the movable block 12, and the two return springs 9 are synchronously compressed. The movable rod 11 is synchronously driven to move during the movement of the trapezoidal block 10. During the movement of the trapezoidal block 10, the movable rod 11 is synchronously driven to move and connect to the inside of the positioning groove 501 on the fixed block 5, thereby limiting and fixing the lower shell 1 and the upper shell 2, making disassembly and assembly convenient.

[0037] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tablet computer housing connection structure, comprising a lower housing (1), characterized in that: A charging hole (101) is provided on a narrower side of the outer surface of the lower shell (1), a trumpet mouth (102) is symmetrically provided on the outer surface of the lower shell (1) and located on both sides of the charging hole (101), a threaded hole (103) is provided on the outer surface of the lower shell (1) away from the charging hole (101), a groove (104) is provided on the top of the lower shell (1), an upper shell (2) is installed on the top of the lower shell (1) and located inside the groove (104), a screen (201) is installed on the inner side of the upper shell (2), a fixing plate (3) is installed at a shorter edge of the bottom of the upper shell (2), and limiting blocks (4) are symmetrically installed at both ends of the outer side surface of the fixing plate (3), and fixing blocks (5) are symmetrically installed on both sides of the bottom of the upper shell (2) away from the fixing plate (3), and positioning grooves (501) are provided on the outer sides of the fixing blocks (5); The two ends of the narrower side wall of the lower shell (1) are symmetrically provided with limiting grooves (105), the inner bottom of the limiting groove (105) is installed with a telescopic rod (6), the outside of the telescopic rod (6) is installed with a compression spring (7), the top of the telescopic rod (6) is installed with an inclined slider (8), the inner side wall of the lower shell (1) and away from the two limiting grooves (105) is symmetrically provided with sliding grooves (106), the inner side wall of the lower shell (1) is provided with a cavity (107) between the two sliding grooves (106), and the inner side wall of the cavity (107) is narrower than the two limiting grooves (105). A return spring (9) is symmetrically mounted on the side wall, a trapezoidal block (10) is mounted on one end of each return spring (9), a movable rod (11) is mounted outside the trapezoidal block (10) and on the inner wall of the return spring (9), a movable block (12) is mounted inside the cavity (107) and between the two trapezoidal blocks (10), a threaded rod (13) is mounted outside the movable block (12), a rotation groove (1301) is provided on one end of the threaded rod (13) away from the movable block (12), and a dust plug (14) is mounted inside the threaded hole (103).

2. The tablet computer housing connection structure according to claim 1, characterized in that: The inner side wall size of the groove (104) matches the outer side size of the upper shell (2), and a sealing gasket is provided at the inner bottom of the groove (104).

3. The tablet computer housing connection structure according to claim 1, characterized in that: The bottom of the limiting block (4) is arranged in an inclined shape, and when the limiting block (4) slides into the interior of the limiting groove (105), the inclined sliding block (8) is synchronously squeezed to slide downward in the interior of the limiting groove (105).

4. The tablet computer housing connection structure according to claim 1, characterized in that: One end of the movable rod (11) away from the trapezoidal block (10) passes through the inner wall of the cavity (107) and extends into the interior of the slide groove (106), and the outer ring surface of the movable rod (11) is slidably connected to the interior of the lower shell (1).

5. The tablet computer housing connection structure according to claim 1, characterized in that: The size of the outer ring surface of the movable rod (11) matches the size of the inner side wall of the positioning groove (501), and the outer ring surface of the movable rod (11) is slidably connected to the inner side wall of the positioning groove (501).

6. The tablet computer housing connection structure according to claim 1, characterized in that: One end of the threaded rod (13) is rotatably connected to the outside of the movable block (12), and the outer ring surface of the threaded rod (13) is threadedly connected to the inside of the threaded hole (103).

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