CN117666714B - Tablet personal computer shell with magnetic attraction rotation function - Google Patents
Tablet personal computer shell with magnetic attraction rotation function Download PDFInfo
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- CN117666714B CN117666714B CN202410146943.9A CN202410146943A CN117666714B CN 117666714 B CN117666714 B CN 117666714B CN 202410146943 A CN202410146943 A CN 202410146943A CN 117666714 B CN117666714 B CN 117666714B
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Abstract
The invention relates to the field of tablet computer equipment, in particular to a tablet computer shell with a magnetic attraction rotation function, which comprises a lower shell, an upper shell, an annular connecting piece, a first movable limiting piece and a second movable limiting piece; the opposite sides of the lower shell and the upper shell are provided with first mounting holes, and the side walls of the first mounting holes are provided with a plurality of limit grooves in an annular array; the annular connecting piece is clamped in the two first mounting holes, a plurality of third mounting holes are formed in the side wall of the annular connecting piece in an annular array, and the third mounting holes are opposite to the limiting grooves; the first movable limiting piece and the second movable limiting piece are arranged in a semicircular structure, the fixed ends of the first movable limiting piece and the second movable limiting piece are located in the annular connecting piece, and the limiting ends of the first movable limiting piece and the second movable limiting piece penetrate through the same third mounting hole and are abutted in the limiting groove. Can rotate to change operation or play interface, promote the operation feel and satisfy the convenience of operation.
Description
Technical Field
The invention relates to the field of tablet computer equipment, in particular to a tablet computer shell with a magnetic attraction rotation function.
Background
The tablet personal computer is input equipment with a touch screen as a basic operation panel, and is small in size and convenient to carry. The existing tablet personal computer shell is usually an integral body, can not do any action except disassembly and assembly, and all operation commands in use are completed on the touch screen.
The tablet computer structure is small in size and convenient to carry, but when a user plays a game, the user still can only play the game on the touch screen because the shell of the tablet computer is integral and cannot deform or expand, and the operation hand feeling is poor. In addition, when certain special working software is used, the simple touch screen operation is poor in hand feeling, and convenience in operation is difficult to meet.
Disclosure of Invention
Based on this, it is necessary to provide a tablet computer housing with a magnetic rotation function to solve the above technical problems, which can rotate to change the operation or play interface, improve the operation hand feeling and satisfy the convenience of operation.
The invention provides a tablet personal computer shell with a magnetic attraction rotation function, which comprises:
The lower shell and the upper shell are provided with first mounting holes on opposite sides, and a plurality of limit grooves are formed in the side wall of each first mounting hole in an annular array;
The annular connecting piece is clamped in the two first mounting holes, a plurality of third mounting holes are formed in the side wall of the annular connecting piece in an annular array, and the third mounting holes are opposite to the limiting grooves;
The first movable limiting piece and the second movable limiting piece are arranged in a semicircular structure, fixed ends of the first movable limiting piece and the second movable limiting piece are positioned in the annular connecting piece, and limiting ends of the first movable limiting piece and the second movable limiting piece penetrate through the same third mounting hole and are abutted in the limiting groove;
When the upper shell or the lower shell rotates, the limiting end of the first movable limiting piece or the second movable limiting piece is pushed by the upper shell or the lower shell to shrink into the third mounting hole, and when the upper shell or the lower shell rotates to a set angle, the limiting end of the first movable limiting piece or the second movable limiting piece is abutted to the limiting groove under the influence of magnetic interference with the fixed end.
In one embodiment, the annular connecting piece comprises a first fixed ring, a second fixed ring, a plurality of first connecting plates and two first limiting plates; the first fixed ring is located the inner circle of the second fixed ring, the first fixed ring with a plurality of first connecting plates that the second fixed ring set up through annular array are connected, first limiting plate is annular platy structure setting, the inner circle of two first limiting plates is connected respectively the top and the bottom of the second fixed ring.
In one embodiment, a first mounting cavity is formed between the first fixing ring, the second fixing ring and two adjacent first connecting plates, a second mounting cavity is formed between the second fixing ring and two first limiting plates, and the third mounting hole is formed in the second fixing ring; the fixed ends of the first movable limiting piece and the second movable limiting piece are arranged in the first mounting cavity, and the limiting ends of the first movable limiting piece and the second movable limiting piece are positioned in the second mounting cavity.
In one embodiment, the first movable limiting part comprises an upper top shell and an upper top rod, the upper top rod is located in the first mounting cavity, the upper top shell is movably sleeved at one end of the upper top rod, which is far away from the first fixing ring, and one end of the upper top shell, which is far away from the first fixing ring, is clamped at the third mounting hole; the second movable limiting piece comprises a lower top shell and a lower top rod, the lower top rod is located in the first mounting cavity, the lower top shell is movably sleeved at one end, far away from the first fixing ring, of the lower top rod, and one end, far away from the first fixing ring, of the lower top shell is clamped at the third mounting hole.
In one embodiment, the upper top shell comprises a first shell and a second limiting plate, the first shell is arranged in a semi-cylindrical structure, the first shell faces one end of the first fixing ring to be opened, and the second limiting plate is arranged at the opening end of the first shell in a fan-shaped annular plate structure; the upper ejector rod is movably inserted into the first shell; the lower top shell comprises a second shell and a third limiting plate, the second shell is arranged in a semi-cylindrical structure, the second shell is open towards one end of the first fixing ring, and the third limiting plate is arranged at the open end of the second shell in a fan-ring-shaped plate structure; the lower ejector rod is movably inserted into the second shell; the end parts of the upper ejector rod and the lower ejector rod are respectively provided with a second magnetic attraction piece, the first shell and the inside of the second shell are respectively provided with a first magnetic attraction piece, and the magnetic properties of the opposite surfaces of the first magnetic attraction piece and the second magnetic attraction piece are the same.
In one embodiment, the first fixing ring is provided with a plurality of second mounting holes, the upper ejector rod and the lower ejector rod are both mounted in the second mounting holes, and the distance between the other end of the upper ejector rod or the other end of the lower ejector rod and the first fixing ring can be changed by rotating one end of the upper ejector rod or the lower ejector rod away from the second fixing ring.
In one embodiment, the inner ring of the first fixed ring is provided with a third fixed ring, the third fixed ring is connected with the first fixed ring through a plurality of second connecting plates arranged in an annular array, a plurality of fourth mounting holes are formed in the third fixed ring, a screw sleeve is rotationally mounted in the fourth mounting holes, and one end, far away from the second fixed ring, of the upper ejector rod and the lower ejector rod is mounted in the screw sleeve in a threaded manner.
In one embodiment, the upper ejector rod comprises a first screw rod part and a first movable rod part; one end of the first screw rod part is arranged in the screw sleeve, the other end of the first screw rod part is rotationally connected with one end of the first movable rod part, and the other end of the first movable rod part is arranged in the first shell; the lower ejector rod comprises a second screw rod part and a second movable rod part; one end of the second screw rod part is installed in the screw sleeve, the other end of the second screw rod part is rotationally connected with one end of the second movable rod part, and the other end of the second movable rod part is installed in the second shell.
In one embodiment, the first movable rod portion and the second movable rod portion are respectively provided with a first through hole and a second through hole, one end of an elastic connecting piece is arranged in the first through hole, and the other end of the elastic connecting piece is arranged in the second through hole.
In one embodiment, a fourth limiting plate is mounted on one side, opposite to the first through hole and the second through hole, of the fourth limiting plate, the fourth limiting plate can slide in the first through hole or the second through hole along the radial direction of the first fixing ring, and two ends of the elastic connecting piece are respectively fixed on the two fourth limiting plates.
According to the tablet personal computer shell with the magnetic attraction rotating function, when the edges of the upper shell and the lower shell are located on the same outline surface, the limiting ends of the first movable limiting piece and the second movable limiting piece are inserted into the third mounting hole, when the upper shell or the lower shell is rotated, the limiting ends of the first movable limiting piece or the second movable limiting piece can be pushed to the fixed end in the rotating process of the first mounting hole, the side wall of the first mounting hole is provided with the plurality of limiting grooves in the annular array mode, and therefore when the rotating angle between the upper shell and the lower shell reaches a set angle, the limiting ends of the first movable limiting piece or the second movable limiting piece are abutted to the limiting grooves, relative fixation between the upper shell and the lower shell is achieved, through the arrangement of the structure, the tablet personal computer shell can keep the use state that the edges are tightly attached when the tablet personal computer shell is used, and when some special software or games are operated, the upper shell or the lower shell can be rotated, so that the operation or playing interface is changed, and convenience of operation is improved.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a tablet computer housing provided by the present invention;
FIG. 2 is a schematic view of the structure of the lower housing according to the present invention;
fig. 3 is a schematic view of a partial three-dimensional structure of a tablet computer housing according to the present invention;
fig. 4 is a second schematic diagram of a partial three-dimensional structure of a tablet computer housing according to the present invention;
fig. 5 is a schematic diagram of a partial cross-sectional structure of a tablet computer case according to the present invention;
fig. 6 is a schematic diagram of a partial cross-sectional structure of a tablet computer case according to the present invention.
Reference numerals:
110. A lower housing; 120. an upper housing; 130. a first mounting hole; 140. a limit groove; 210. a first fixing ring; 211. a second mounting hole; 220. a second fixing ring; 221. a third mounting hole; 230. a first connection plate; 240. a first limiting plate; 250. a first mounting cavity; 260. a second mounting cavity; 270. a third fixing ring; 280. a second connecting plate; 310. an upper top shell; 311. a first housing; 312. a second limiting plate; 320. an upper ejector rod; 321. a first screw portion; 322. a first movable lever portion; 323. a first through hole; 330. a lower top shell; 331. a second housing; 332. a third limiting plate; 340. a lower ejector rod; 341. a second screw portion; 342. a second movable rod portion; 343. a second through hole; 350. a first magnetic attraction member; 360. a second magnetic attraction member; 400. a screw sleeve; 510. a fourth limiting plate; 520. an elastic connection member.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The following describes a tablet computer case with a magnetic rotation function according to the present invention with reference to fig. 1 to 6.
As shown in fig. 1 to 3, in one embodiment, a tablet computer housing with a magnetic rotation function includes a lower housing 110, an upper housing 120, an annular connecting member, a first movable limiting member and a second movable limiting member; the opposite sides of the lower shell 110 and the upper shell 120 are respectively provided with a first mounting hole 130, and the side wall of the first mounting hole 130 is provided with a plurality of limit grooves 140 in an annular array; the annular connecting piece is clamped in the two first mounting holes 130, a plurality of third mounting holes 221 are formed in the side wall of the annular connecting piece in an annular array, and the third mounting holes 221 are opposite to the limiting grooves 140; the first movable limiting piece and the second movable limiting piece are arranged in a semicircular structure, fixed ends of the first movable limiting piece and the second movable limiting piece are positioned in the annular connecting piece, and limiting ends of the first movable limiting piece and the second movable limiting piece penetrate through the same third mounting hole 221 and are abutted in the limiting groove 140; when the upper housing 120 or the lower housing 110 rotates, the limiting end of the first movable limiting member or the second movable limiting member is pushed by the upper housing 120 or the lower housing 110 to shrink into the third mounting hole 221, and when the upper housing 120 or the lower housing 110 rotates to a set angle, the limiting end of the first movable limiting member or the second movable limiting member abuts against the fixed end in the limiting groove 140 under the influence of magnetic interference.
When the edges of the upper shell 120 and the lower shell 110 are positioned on the same contour surface, the limiting ends of the first movable limiting piece and the second movable limiting piece are inserted into the third mounting hole 221, when the upper shell 120 or the lower shell 110 is rotated, the limiting ends of the first movable limiting piece or the second movable limiting piece can be pushed to the fixed end in the rotating process of the first mounting hole 130, and as the side wall of the first mounting hole 130 is provided with the plurality of limiting grooves 140 in the annular array, each time the rotating angle between the upper shell 120 and the lower shell 110 reaches the set angle, the limiting ends of the first movable limiting piece or the second movable limiting piece are all abutted in the limiting grooves 140, so that the relative fixation between the upper shell 120 and the lower shell 110 is realized. In this state, a physical key may be provided on one surface of the lower case 110 attached to the upper case 120.
As shown in fig. 4, in one embodiment, the ring-shaped connection member includes a first fixing ring 210, a second fixing ring 220, a plurality of first connection plates 230, and two first limiting plates 240; the first fixing ring 210 is located at an inner ring of the second fixing ring 220, the first fixing ring 210 is connected with the second fixing ring 220 through a plurality of first connecting plates 230 arranged in an annular array, the first limiting plates 240 are arranged in an annular plate-shaped structure, and inner rings of the two first limiting plates 240 are respectively connected at the top end and the bottom end of the second fixing ring 220.
Specifically, a first installation cavity 250 is formed between the first fixing ring 210, the second fixing ring 220 and two adjacent first connecting plates 230, as can be seen from fig. 4, the first installation cavities 250 are arranged in a fan-shaped structure, and each first installation cavity 250 is internally communicated with at least one third installation hole 221; a second installation cavity 260 is formed between the second fixing ring 220 and the two first limiting plates 240, the second installation cavity 260 is in an annular structure, and the second installation cavity 260 is communicated with each third installation hole 221. The third mounting hole 221 is opened on the second fixing ring 220; the fixed ends of the first movable limiting member and the second movable limiting member are disposed in the first mounting cavity 250, and the limiting ends of the first movable limiting member and the second movable limiting member are disposed in the second mounting cavity 260. The positions of the upper shell 120 and the lower shell 110 provided with the first mounting holes 130 are movably sleeved on the second fixed ring 220 and positioned in the second mounting cavity 260, and the limiting ends of the first movable limiting piece and the second movable limiting piece are abutted in the limiting groove 140 in a normal state.
In one embodiment, the first movable limiting member includes an upper top shell 310 and an upper top rod 320, the upper top rod 320 is located in the first mounting cavity 250, the upper top shell 310 is movably sleeved at one end of the upper top rod 320 far away from the first fixing ring 210, and one end of the upper top shell 310 far away from the first fixing ring 210 is clamped at the third mounting hole 221; the second movable limiting piece comprises a lower top shell 330 and a lower top rod 340, the lower top rod 340 is located in the first installation cavity 250, the lower top shell 330 is movably sleeved at one end of the lower top rod 340 far away from the first fixing ring 210, and one end of the lower top shell 330 far away from the first fixing ring 210 is clamped at the third installation hole 221.
Specifically, as shown in fig. 5, the upper top case 310 includes a first case 311 and a second limiting plate 312, where the first case 311 is disposed in a semi-cylindrical structure, and the first case 311 is open toward one end of the first fixing ring 210, and the second limiting plate 312 is disposed in a fan-ring-shaped plate structure at the open end of the first case 311; the upper ejector rod 320 is movably inserted into the first shell 311; the lower top case 330 includes a second housing 331 and a third limiting plate 332, the second housing 331 is disposed in a semi-cylindrical structure, the second housing 331 is open towards one end of the first fixing ring 210, and the third limiting plate 332 is disposed in a fan-shaped annular plate structure at the open end of the second housing 331; the lower ejector rod 340 is movably inserted into the second shell 331; the ends of the upper push rod 320 and the lower push rod 340 are respectively provided with a second magnetic attraction piece 360, the interiors of the first shell 311 and the second shell 331 are respectively provided with a first magnetic attraction piece 350, and the opposite sides of the first magnetic attraction piece 350 and the second magnetic attraction piece 360 have the same magnetism.
The second limiting plate 312 is arranged such that the first housing 311 is not separated from the third mounting hole 221 due to the mutual interference of the first magnetic attraction piece 350 and the second magnetic attraction piece 360, and the third limiting plate 332 is arranged such that the second housing 331 is not separated from the third mounting hole 221 due to the mutual interference of the first magnetic attraction piece 350 and the second magnetic attraction piece 360; through setting the first shell 311 and the second shell 331 to be semi-cylindrical structures, and the first shell 311 and the second shell 331 are inserted in the same third mounting hole 221, so that the first shell 311 or the second shell 331 can only make linear movement when being pushed by the upper ejector rod 320 or the lower ejector rod 340, and the first shell 311 is guaranteed to only be abutted with the limit groove 140 on the upper shell 120, and the second shell 331 is guaranteed to only be abutted with the limit groove 140 on the lower shell 110.
In one embodiment, the first fixing ring 210 is provided with a plurality of second mounting holes 211, the upper ejector 320 and the lower ejector 340 are both mounted in the second mounting holes 211, and the distance between the other end of the upper ejector 320 or the lower ejector 340 and the first fixing ring 210 can be changed by rotating the one end of the upper ejector 320 or the lower ejector 340 away from the second fixing ring 220.
Specifically, according to the personal use habit of the user, there are different requirements on the magnitude of the rotational force between the upper housing 120 and the lower housing 110, so in order to cope with the personal habit of the user, the present embodiment changes the distance between the upper push rod 320 or the lower push rod 340 and the first fixing ring 210 by rotating the upper push rod 320 or the lower push rod 340, and when the distance between the upper push rod 320 or the lower push rod 340 and the first fixing ring 210 increases, the minimum distance between the first magnetic attraction piece 350 and the second magnetic attraction piece 360 decreases, and meanwhile, since the opposite sides of the first magnetic attraction piece 350 and the second magnetic attraction piece 360 have the same magnetism, the generated repulsive force between the two sides is larger, so that the user uses a larger force when the upper housing 120 or the lower housing 110 needs to be rotated.
As shown in fig. 6, in one embodiment, a third fixing ring 270 is disposed on the inner ring of the first fixing ring 210, the third fixing ring 270 is connected to the first fixing ring 210 through a plurality of second connection plates 280 disposed in an annular array, a plurality of fourth mounting holes are formed in the third fixing ring 270, a screw sleeve 400 is rotatably mounted in the fourth mounting holes, and one ends of the upper push rod 320 and the lower push rod 340, which are far from the second fixing ring 220, are screw-mounted in the screw sleeve 400.
Specifically, the upper ejector pin 320 includes a first screw portion 321 and a first movable rod portion 322; one end of a first screw rod portion 321 is arranged in the screw sleeve 400, the other end of the first screw rod portion 321 is rotatably connected with one end of a first movable rod portion 322, and the other end of the first movable rod portion 322 is arranged in the first shell 311; the lower push rod 340 includes a second screw portion 341 and a second movable rod portion 342; one end of the second screw portion 341 is installed in the screw sleeve 400, the other end of the second screw portion 341 is rotatably connected with one end of the second movable rod portion 342, and the other end of the second movable rod portion 342 is installed in the second housing 331.
Specifically, the first movable rod portion 322 and the second movable rod portion 342 may have any shape other than a cylinder, such as a rectangle, a triangle, or a trapezoid, for preventing the first movable rod portion 322 or the second movable rod portion 342 from rotating synchronously when the first screw portion 321 or the second screw portion 341 rotates.
In one embodiment, the first movable rod portion 322 and the second movable rod portion 342 are respectively provided with a first through hole 323 and a second through hole 343, one end of the elastic connecting member 520 is disposed in the first through hole 323, and the other end of the elastic connecting member 520 is disposed in the second through hole 343.
Specifically, since the electrical components in the upper housing 120 and the electrical components in the lower housing 110 need to be connected by wires, and the wires need to pass through the inner ring of the third fixing ring 270 in this embodiment, in order to avoid that the user unknowingly rotates the angle between the upper housing 120 and the lower housing 110 too much, for example, over 90 degrees, the wires on the electrical components in the upper housing 120 and the lower housing 110 loose or fall off, in this embodiment, the elastic connection piece 520 is used to limit the first movable rod portion 322 and the second movable rod portion 342, so as to avoid that the rotation angle between the two is too large.
In one embodiment, the opposite sides of the first through hole 323 and the second through hole 343 are respectively provided with a fourth limiting plate 510, the fourth limiting plate 510 can slide in the first through hole 323 or the second through hole 343 along the radial direction of the first fixing ring 210, and two ends of the elastic connecting piece 520 are respectively fixed on the two fourth limiting plates 510.
Specifically, since the first movable rod portion 322 and the second movable rod portion 342 can both move along the radial direction of the first fixing ring 210, in order to avoid the fourth limiting plate 510 and the elastic connection 520 from affecting the movement of the first housing 311 or the second housing 331, in this embodiment, the first through hole 323 and the second through hole 343 are configured as waist holes or similar shapes, so as to provide a suitable movement space for the fourth limiting plate 510, and avoid the fourth limiting plate 510 from interfering with the movable first housing 311 or the movable second housing 331.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (6)
1. A tablet computer housing with magnetic attraction rotation function, comprising:
The lower shell and the upper shell are provided with first mounting holes on opposite sides, and a plurality of limit grooves are formed in the side wall of each first mounting hole in an annular array;
The annular connecting piece is clamped in the two first mounting holes, a plurality of third mounting holes are formed in the side wall of the annular connecting piece in an annular array, and the third mounting holes are opposite to the limiting grooves;
The first movable limiting piece and the second movable limiting piece are arranged in a semicircular structure, fixed ends of the first movable limiting piece and the second movable limiting piece are positioned in the annular connecting piece, and limiting ends of the first movable limiting piece and the second movable limiting piece penetrate through the same third mounting hole and are abutted in the limiting groove;
When the upper shell or the lower shell rotates, the limiting end of the first movable limiting piece or the second movable limiting piece is pushed by the upper shell or the lower shell to shrink into the third mounting hole, and when the upper shell or the lower shell rotates to a set angle, the limiting end of the first movable limiting piece or the second movable limiting piece is abutted in the limiting groove under the influence of magnetic interference with the fixed end;
The annular connecting piece comprises a first fixing ring, a second fixing ring, a plurality of first connecting plates and two first limiting plates; the first fixing ring is positioned at the inner ring of the second fixing ring, the first fixing ring is connected with the second fixing ring through a plurality of first connecting plates arranged in an annular array, the first limiting plates are arranged in an annular plate-shaped structure, and the inner rings of the two first limiting plates are respectively connected at the top end and the bottom end of the second fixing ring;
A first mounting cavity is formed among the first fixing ring, the second fixing ring and two adjacent first connecting plates, a second mounting cavity is formed among the second fixing ring and two first limiting plates, and the third mounting hole is formed in the second fixing ring; the fixed ends of the first movable limiting piece and the second movable limiting piece are arranged in the first mounting cavity, and the limiting ends of the first movable limiting piece and the second movable limiting piece are positioned in the second mounting cavity;
The first movable limiting piece comprises an upper top shell and an upper top rod, the upper top rod is positioned in the first mounting cavity, the upper top shell is movably sleeved at one end of the upper top rod, which is far away from the first fixing ring, and one end of the upper top shell, which is far away from the first fixing ring, is clamped at the third mounting hole; the second movable limiting piece comprises a lower top shell and a lower ejector rod, the lower ejector rod is positioned in the first mounting cavity, the lower top shell is movably sleeved at one end of the lower ejector rod, which is far away from the first fixing ring, and one end of the lower top shell, which is far away from the first fixing ring, is clamped at the third mounting hole;
The upper top shell comprises a first shell and a second limiting plate, the first shell is arranged in a semi-cylindrical structure, the first shell faces towards one end opening of the first fixing ring, and the second limiting plate is arranged at the opening end of the first shell in a fan-ring-shaped plate-shaped structure; the upper ejector rod is movably inserted into the first shell; the lower top shell comprises a second shell and a third limiting plate, the second shell is arranged in a semi-cylindrical structure, the second shell is open towards one end of the first fixing ring, and the third limiting plate is arranged at the open end of the second shell in a fan-ring-shaped plate structure; the lower ejector rod is movably inserted into the second shell; the end parts of the upper ejector rod and the lower ejector rod are respectively provided with a second magnetic attraction piece, the first shell and the inside of the second shell are respectively provided with a first magnetic attraction piece, and the magnetic properties of the opposite surfaces of the first magnetic attraction piece and the second magnetic attraction piece are the same.
2. The tablet personal computer shell with the magnetic rotation function according to claim 1, wherein a plurality of second mounting holes are formed in the first fixing ring, the upper ejector rod and the lower ejector rod are mounted in the second mounting holes, and the distance between the other end of the upper ejector rod or the lower ejector rod and the first fixing ring can be changed by rotating one end of the upper ejector rod or the lower ejector rod away from the second fixing ring.
3. The tablet personal computer shell with the magnetic attraction rotating function according to claim 2, wherein a third fixing ring is arranged on the inner ring of the first fixing ring, the third fixing ring is connected with the first fixing ring through a plurality of second connecting plates arranged in an annular array, a plurality of fourth mounting holes are formed in the third fixing ring, a screw sleeve is rotatably mounted in the fourth mounting holes, and one ends, far away from the second fixing ring, of the upper ejector rod and the lower ejector rod are mounted in the screw sleeve in a threaded manner.
4. The tablet computer housing with the magnetic rotation function according to claim 3, wherein the upper ejector rod comprises a first screw rod part and a first movable rod part; one end of the first screw rod part is arranged in the screw sleeve, the other end of the first screw rod part is rotationally connected with one end of the first movable rod part, and the other end of the first movable rod part is arranged in the first shell; the lower ejector rod comprises a second screw rod part and a second movable rod part; one end of the second screw rod part is installed in the screw sleeve, the other end of the second screw rod part is rotationally connected with one end of the second movable rod part, and the other end of the second movable rod part is installed in the second shell.
5. The tablet personal computer housing with the magnetic rotation function according to claim 4, wherein a first through hole and a second through hole are respectively formed in the first movable rod portion and the second movable rod portion, one end of an elastic connecting piece is arranged in the first through hole, and the other end of the elastic connecting piece is arranged in the second through hole.
6. The tablet personal computer shell with the magnetic rotation function according to claim 5, wherein a fourth limiting plate is mounted on one side, opposite to the first through hole and the second through hole, of each of the first through hole and the second through hole, the fourth limiting plate can slide in the first through hole or the second through hole along the radial direction of the first fixing ring, and two ends of the elastic connecting piece are respectively fixed on the two fourth limiting plates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410146943.9A CN117666714B (en) | 2024-02-02 | 2024-02-02 | Tablet personal computer shell with magnetic attraction rotation function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410146943.9A CN117666714B (en) | 2024-02-02 | 2024-02-02 | Tablet personal computer shell with magnetic attraction rotation function |
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| CN117666714A CN117666714A (en) | 2024-03-08 |
| CN117666714B true CN117666714B (en) | 2024-05-17 |
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