Three-proofing tablet personal computer with safe backup power supply

Abstract

The invention is applicable to the technical field of tablet personal computers, and provides a three-proofing tablet personal computer with a safe backup power source, which comprises a backup power source body, the top of the backup power source body is fixedly connected with a protection frame, one side of the backup power source body is fixedly connected with two symmetrical extension parts, and the inside of the protection frame is rotatably connected with a rotating plate. According to the three-proofing tablet personal computer with the safety backup power source, a screen of the tablet personal computer can be protected through the protection plate, and the situation that the tablet personal computer is directly exposed in the external environment when not used is reduced to a certain extent; according to the device, the situation that the computer is damaged due to the fact that an object in the external environment is prone to colliding with the computer is avoided, the device can support the tablet computer at different angles, the protective plate can support the tablet computer while protecting the tablet computer, and a user can use the device more conveniently and rapidly.

Description

Technical Field

[0001] The present invention relates to the technical field of tablet computers, and more particularly to a triple-proof tablet computer with a safety backup power supply. Background Art

[0002] A three-proof machine is a machine that has been specially treated to be drop-proof (shockproof / pressure-resistant), waterproof, and dustproof. With the maturity of the three-proof technology, it has gradually been applied to tablet computers. Among them, a tablet computer, also called a portable computer, is a small, easy-to-carry personal computer that uses a touch screen as the basic input device. With the continuous development of industrialization, the use of tablet computers in industrial production has gradually become popular.

[0003] At present, the three-proof tablet computer with safe backup power supply on the market consists of a backup power supply and a tablet computer. Although this tablet computer can be backed up by the backup power supply, since the computer has no protective components, the computer is directly exposed to the external environment when not in use, making it easy for objects in the external environment to collide with the computer and cause damage to the computer. Summary of the invention

[0004] In view of the deficiencies in the prior art, an object of the present invention is to provide a triple-proof tablet computer with a safe backup power supply.

[0005] To achieve the above object, the present invention provides the following technical solutions: A three-proof tablet computer with a safe backup power supply comprises a backup power supply body, wherein a protective frame is fixedly connected to the top of the backup power supply body, two symmetrical extensions are fixedly connected to one side of the backup power supply body, a rotating plate is rotatably connected to the inside of the protective frame, a protective plate is arranged on the top of the protective frame, a rotating groove is opened on one side of the protective plate, the surface of the rotating plate is rotatably connected to the inside of the rotating groove, a transmission groove is opened inside the protective frame, a transmission frame and a transmission plate are slidably connected to the inside of the transmission groove, a protective fixing device is arranged inside the transmission groove, a hidden groove is opened on the top of the protective plate, the hidden groove is composed of two longitudinal grooves and one transverse groove, support rods are arranged inside the two longitudinal grooves of the hidden groove, a rotating shaft and a connecting shaft are fixedly connected between the two support rods, the connecting shaft is arranged inside the transverse groove of the hidden groove, a moving groove connected to the inside of the hidden groove is opened inside the protective plate, the rotating shaft is arranged inside the moving groove, the upper and lower surfaces inside the moving groove are opened with positioning grooves, the rotating shaft is slidably connected to the inside of the positioning groove, and an angle supporting device is arranged at the bottom of the backup power supply body.

[0006] The present invention is further configured as follows: two symmetrical first sliding grooves are provided inside the protective plate, the interior of the first sliding groove is connected to the interior of the hidden groove, a first tightening block is slidably connected inside the first sliding groove, two symmetrical protrusions are fixedly connected to the side of the first tightening block close to the connecting shaft, two symmetrical grooves are provided on the outer surface of the connecting shaft, a first spring is fixedly connected to the side of the first tightening block away from the protrusion, and one end of the first spring away from the first tightening block is fixedly connected to the inner wall of the first sliding groove.

[0007] The present invention is further configured as follows: a power groove communicating with the interior of the hidden groove is opened inside the protective plate.

[0008] The present invention is further configured as follows: a cross groove is provided on both sides of the protective frame, the cross groove has a cross-shaped cross section, the interior of the cross groove is slidably connected to a limit plate, the top of the limit plate is rotatably connected to a baffle, the surface of the baffle is slidably connected to the interior of the cross groove, and sliders are fixedly connected to both sides of the baffle, the surface of the slider is slidably connected to the interior of the cross groove.

[0009] The present invention is further configured as follows: a second spring is fixedly connected to the bottom of the limit plate, and a bottom end of the second spring is fixedly connected to the top of the backup power supply body.

[0010] The present invention is further configured as follows: the protective fixing device includes a gear, the surface of the gear is rotationally connected to the inside of the transmission groove, the inside of the transmission groove is slidingly connected to two fixing frames extending to the outside of the protective frame, the cross-section of the fixing frame is L-shaped, the top of the fixing frame is provided with an inclined surface, the bottom of the protective plate is provided with two symmetrical fixing grooves, the surface of the fixing frame is slidingly connected to the inside of the fixing groove, the transmission plate and the transmission frame are respectively fixedly connected to the bottoms of the two fixing frames, the gear is arranged between the transmission frame and the transmission plate, the transmission frame and the transmission plate are provided with teeth on one side close to the gear, the transmission frame and the transmission plate are meshed with the surface of the gear through the teeth, and one side of the gear is fixedly connected with a rotating column that rotates and extends to the outside of the protective frame.

[0011] The present invention is further configured as follows: a limit rod is fixedly connected inside the transmission groove, a surface of the limit rod is slidably connected to the inside of the fixing frame, a fourth spring movably sleeved on the limit rod is fixedly connected to one side of the fixing frame, and an end of the fourth spring away from the fixing frame is fixedly connected to the inner wall of the transmission groove.

[0012] The present invention is further configured as follows: the angle supporting device includes a base plate, the top of the base plate is fixedly connected to the bottom of the backup power supply body, a positioning groove is provided at the bottom of the base plate, a second slide groove is provided inside the base plate, a second tightening block is slidably connected inside the second slide groove, an arc groove is provided on the side of the second tightening block close to the groove, an inclined surface is provided on the bottom of the second tightening block, a third spring is fixedly connected to the side of the second tightening block away from the groove, and one end of the third spring away from the second tightening block is fixedly connected to the inner wall of the second slide groove.

[0013] The present invention is further configured as follows: a heat dissipation groove is provided on the top of the bottom plate, heat dissipation fins are provided inside the heat dissipation groove, and heat dissipation holes are provided inside the bottom plate.

[0014] The advantages of the present invention are: 1. The present invention provides a triple-proof tablet computer with a safe backup power supply. The protective plate can protect the screen of the tablet computer and reduce, to a certain extent, the direct exposure of the tablet computer to the external environment when not in use, so that objects in the external environment are easy to collide with the computer and cause damage to the computer. At the same time, the user can slide the rotating shaft to the inside of the positioning grooves at different positions on the lower surface of the moving groove, so that the inclination angle of the support rod can be adjusted, and the device can support the tablet computer at different angles, so that the protective plate can protect the tablet computer while supporting it, so that the user can use the device more conveniently.

[0015] 2. The present invention provides a triple-proof tablet computer with a safe backup power supply. The baffle plate can protect the socket of the tablet computer, and to a certain extent, reduce the dust and other impurities in the external environment from easily entering the inside of the socket of the tablet computer, so that the socket of the tablet computer is blocked and other faults occur, and the tablet computer can be used and stored more smoothly. At the same time, when the tablet computer is in use, the squeezing of the baffle plate by the protective plate is released, so that the cross groove and the baffle plate move upward under the action of the second spring, and the slider slides out of the inside of the cross groove, and at the same time, the baffle plate can be rotated on the top of the limit plate, so that the baffle plate changes from a vertical state to a horizontal state, so that the user can use the socket of the tablet computer more smoothly, and the tablet computer can be better protected when not in use.

[0016] 3. The present invention provides a three-proof tablet computer with a safety backup power supply. The protrusion slides into the interior of the groove and tightens the inner surface of the groove, so that the positions of the connecting shaft and the support rod are positioned and fixed, so that the support rod and the connecting shaft can be hidden inside the hidden groove, making the outer surface of the protective plate neater and allowing users to use the device more conveniently.

[0017] 4. The present invention provides a three-proof tablet computer with a safety backup power supply. By enabling two fixing frames to slide into the interior of the vertical groove of the fixing groove and realizing the fixing and releasing of the protective plate, the position fixing and fixing release of the protective plate are more convenient, and the user can use the device more conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a three-proof tablet computer with a safety backup power supply according to the present invention; Figure 2 It is a structural schematic diagram of the support rod of the present invention; Figure 3 It is a schematic structural diagram of the cross slot of the present invention; Figure 4 It is a structural schematic diagram of the transmission groove of the present invention; Figure 5 It is a schematic diagram of the structure of the protective plate of the present invention; Figure 6 It is a structural schematic diagram of the baffle of the present invention; Figure 7 It is a structural schematic diagram of the bottom plate of the present invention; Figure 8 It is a schematic structural diagram of the second tightening block of the present invention.

[0019] In the figure: 1. backup power supply body; 2. protection frame; 3. extension part; 4. protection plate; 5. rotating plate; 6. hidden groove; 7. support rod; 8. connecting shaft; 9. groove; 10. rotating shaft; 11. moving groove; 12. positioning groove; 13. first slide groove; 14. first tightening block; 15. first spring; 16. cross groove; 17. baffle plate; 18. slide block; 19. limit plate; 20. second spring; 21. bottom plate; 22. heat dissipation slot; 23. heat dissipation fin; 24. positioning slot; 25. second slide slot; 26. third spring; 27. second tightening block; 28. heat dissipation hole; 29. Transmission groove; 30. Transmission frame; 31. Transmission plate; 32. Gear; 33. Rotation column; 34. Fourth spring; 35. Limit rod; 36. Fixed frame; 37. Fixed groove; 38. Rotation groove; 39. Power groove; 40. Bump. DETAILED DESCRIPTION

[0020] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0021] See also Figure 1-8, the present invention provides the following technical solutions: A three-proof tablet computer with a safety backup power supply, including a backup power supply body 1. The backup power supply body 1 is a conventional structure and will not be elaborated here. A protective frame 2 is fixedly connected to the top of the backup power supply body 1. The cross-section of the protective frame 2 is in a U-shape. A tablet computer is arranged inside the protective frame 2. The tablet computer is a conventional structure and will not be elaborated here. The tablet computer is connected to the backup power supply body 1 through a circuit. A communication groove is opened inside the protective frame 2. The tablet computer can be protected by the protective frame 2. Two symmetric extension parts 3 are fixedly connected to one side of the backup power supply body 1. A rotating plate 5 is rotatably connected inside the protective frame 2. A protective plate 4 is arranged on the top of the protective frame 2. The screen of the tablet computer can be protected by the protective plate 4. A rotating groove 38 is opened on one side of the protective plate 4. The surface of the rotating plate 5 is rotatably connected to the inside of the rotating groove 38. The protective plate 4 can rotate through the rotating plate 5. A transmission groove 29 is opened inside the protective frame 2. A transmission frame 30 and a transmission plate 31 are slidably connected to the inside of the transmission groove 29. A protective fixing device is arranged inside the transmission groove 29. A hidden groove 6 is opened on the top of the protective plate 4. The cross-section of the hidden groove 6 is an inverted U-shape. The hidden groove 6 is composed of two longitudinal grooves and a transverse groove. Support rods 7 are arranged inside both longitudinal grooves of the hidden groove 6. A rotating shaft 10 and a connecting shaft 8 are fixedly connected between the two support rods 7. The connecting shaft 8 is arranged inside the transverse groove of the hidden groove 6. A moving groove 11 communicating with the inside of the hidden groove 6 is opened inside the protective plate 4. The rotating shaft 10 is arranged inside the moving groove 11. After the user rotates the connecting shaft 8 inside the hidden groove 6, the user can lift the device through the connecting shaft 8, making the carrying method of the device more diverse and improving the portability of the device to a certain extent. Positioning grooves 12 are opened on the upper and lower surfaces inside the moving groove 11. The rotating shaft 10 is slidably connected to the inside of the positioning grooves 12. The rotating shaft 10 can slide into and out of the inside of the positioning grooves 12. An angle support device is arranged at the bottom of the backup power supply body 1.

[0022] The protective plate 4 has two symmetrical first slide grooves 13 arranged inside, the inside of the first slide groove 13 is connected with the inside of the hidden groove 6, the inside of the first slide groove 13 is slidably connected with a first tightening block 14, the first tightening block 14 is fixedly connected with two symmetrical protrusions 40 on one side close to the connecting shaft 8, the protrusion 40 is made of rubber, and the outer surface of the connecting shaft 8 has two symmetrical grooves 9 arranged thereon, the first tightening block 14 is fixedly connected with a first spring 15 on one side away from the protrusion 40, and one end of the first spring 15 away from the first tightening block 14 is fixedly connected with the inner wall of the first slide groove 13, and the first tightening block 14 can be moved to move the first tightening block 14. The spring 15 is compressed and reset. When the user slides the connecting shaft 8 into the hidden groove 6, the first tightening block 14 is pushed to move by the protrusion 40, so that the first spring 15 is compressed. When the connecting shaft 8 slides into the hidden groove 6, the first spring 15 is reset to make the first tightening block 14 slide into the groove 9 through the protrusion 40 and tighten the inner surface of the groove 9, so that the positions of the connecting shaft 8 and the support rod 7 are positioned and fixed, so that the support rod 7 and the connecting shaft 8 can be hidden in the hidden groove 6, making the outer surface of the protective plate 4 neater and allowing the user to use the device more conveniently.

[0023] A power slot 39 communicating with the hidden slot 6 is provided inside the protective plate 4 , and the user can take out the connecting shaft 8 more smoothly through the power slot 39 .

[0024] A cross groove 16 is provided on both sides of the protective frame 2. The cross groove 16 has a cross-shaped cross section. The cross groove 16 is internally slidably connected to a limit plate 19. The top of the limit plate 19 is rotatably connected to a baffle 17. The surface of the baffle 17 is internally slidably connected to the cross groove 16. Both sides of the baffle 17 are fixedly connected to sliders 18. The surface of the slider 18 is internally slidably connected to the cross groove 16. A second spring 20 is fixedly connected to the bottom of the limit plate 19. The bottom end of the second spring 20 is fixedly connected to the top of the backup power supply body 1. The second spring 20 can be compressed and reset by moving the baffle 17.

[0025] When the protective plate 4 is in close contact with the top of the protective frame 2, the protective plate 4 squeezes the baffle 17, so that the baffle 17 and the slider 18 slide into the inside of the cross groove 16, and the position of the baffle 17 is positioned and fixed, and the baffle 17 can protect the socket of the tablet computer, to a certain extent, reduce the dust and other impurities in the external environment from easily entering the inside of the socket of the tablet computer, so that the socket of the tablet computer is blocked and other faults occur, and the tablet computer can be used and stored more smoothly. At the same time, when the tablet computer is in use, the squeezing of the baffle 17 by the protective plate 4 is released, so that the cross groove 16 and the baffle 17 move upward under the action of the second spring 20, and the slider 18 slides out of the inside of the cross groove 16, and the baffle 17 can be rotated on the top of the limit plate 19, so that the baffle 17 changes from a vertical state to a horizontal state, so that the user can use the socket of the tablet computer more smoothly, and the tablet computer can be better protected when not in use.

[0026] The protective fixing device includes a gear 32, the surface of the gear 32 is rotatably connected to the inside of the transmission groove 29, and the inside of the transmission groove 29 is slidably connected to two fixing frames 36 extending to the outside of the protective frame 2. The cross-section of the fixing frame 36 is L-shaped, and the top of the fixing frame 36 is provided with an inclined surface. The bottom of the protective plate 4 is provided with two symmetrical fixing grooves 37, and the surface of the fixing frame 36 is slidably connected to the inside of the fixing groove 37. The transmission plate 31 and the transmission frame 30 are fixedly connected to the bottoms of the two fixing frames 36 respectively. The gear 32 is arranged between the transmission frame 30 and the transmission plate 31, and the transmission frame 30 and the transmission plate 31 are both provided with teeth on the side close to the gear 32. The transmission frame 30 and the transmission plate 31 are meshed with the surface of the gear 32 through the teeth, and one side of the gear 32 is fixedly connected with a rotating column 33 that rotates and extends to the outside of the protective frame 2.

[0027] A limit rod 35 is fixedly connected inside the transmission groove 29, and the surface of the limit rod 35 is slidably connected to the inside of the fixing frame 36. A fourth spring 34 movably sleeved on the limit rod 35 is fixedly connected to one side of the fixing frame 36. One end of the fourth spring 34 away from the fixing frame 36 is fixedly connected to the inner wall of the transmission groove 29. The fourth spring 34 can be compressed and reset by moving the fixing frame 36.

[0028] When the user closes the protective plate 4 and the protective plate 4 moves in the direction close to the protective frame 2, the protective plate 4 can push the two fixing frames 36 to move relatively away from each other through the fixing groove 37 and the inclined surface at the top of the fixing frame 36, so that the fourth spring 34 is compressed. When the fixing frame 36 slides into the vertical groove of the fixing groove 37, the fourth spring 34 is reset to make the fixing frame 36 slide into the horizontal groove of the fixing groove 37, and the fixing frame 36 fixes the position of the protective plate 4, so that the protective plate 4 can more smoothly protect the display screen of the tablet computer. At the same time, the user rotates the rotating column 33 to make the gear 32 drive the transmission frame 30 and the transmission plate 31 to move relatively, and the two fixing frames 36 can slide to the inside of the vertical groove of the fixing groove 37, and the fixing and releasing of the protective plate 4 are realized, making the fixing and releasing of the position of the protective plate 4 more convenient, and allowing the user to use the device more conveniently.

[0029] The angle supporting device includes a base plate 21, the top of the base plate 21 is fixedly connected to the bottom of the backup power supply body 1, a positioning groove 24 is provided at the bottom of the base plate 21, and the connecting shaft 8 can slide into the interior of the positioning groove 24, and a second slide groove 25 is provided inside the base plate 21, and a second tightening block 27 is slidably connected inside the second slide groove 25, and an arc groove is provided on the side of the second tightening block 27 close to the groove 9, and an inclined surface is provided at the bottom of the second tightening block 27, and a third spring 26 is fixedly connected to the side of the second tightening block 27 away from the groove 9, and one end of the third spring 26 away from the second tightening block 27 is fixedly connected to the inner wall of the second slide groove 25, and the third spring 26 can be compressed and reset by moving the second tightening block 27.

[0030] When the support rod 7 and the connecting shaft 8 are needed to support the device, the user flips the protective plate 4 to the bottom of the backup power supply body 1 and slides the connecting shaft 8 into the positioning groove 24. The inclined surface set at the bottom of the second tightening block 27 allows the inner surface of the groove 9 to push the second tightening block 27 to move, so that the third spring 26 is compressed. When the connecting shaft 8 moves to a suitable position, the second tightening block 27 tightens the inner surface of the groove 9 under the action of the third spring 26, so that the positions of the groove 9 and the connecting shaft 8 are positioned. At the same time, the user slides the rotating shaft 10 to the positioning groove 12 at different positions on the lower surface of the moving groove 11, so that the inclination angle of the support rod 7 can be adjusted, and the device can support the tablet computer at different angles, so that the protective plate 4 can support the tablet computer while protecting it, so that the user can use the device more conveniently.

[0031] A heat dissipation groove 22 is provided on the top of the base plate 21, and heat dissipation fins 23 are arranged inside the heat dissipation groove 22. The material of the heat dissipation fins 23 is aluminum or other materials with fast thermal conductivity. The heat generated by the backup power supply body 1 can be dissipated through the heat dissipation fins 23. Heat dissipation holes 28 are provided inside the base plate 21. Through the cooperation between the heat dissipation holes 28 and the heat dissipation fins 23, the heat of the backup power supply body 1 can be dissipated more smoothly.

[0032] Working principle: A three-proof tablet computer with a safe backup power supply. When in use, the screen of the tablet computer can be protected by the protective plate 4. After the user rotates the connecting shaft 8 into the hidden groove 6, the user can lift the device through the connecting shaft 8, making the carrying method of the device more diverse and improving the portability of the device to a certain extent. When the user slides the connecting shaft 8 into the hidden groove 6, the first tightening block 14 is pushed to move by the protrusion 40 to compress the first spring 15. When the connecting shaft 8 slides into the hidden groove 6, the first spring 15 is reset to make the first tightening block 14 slide into the groove 9 through the protrusion 40 and tighten the inner surface of the groove 9, so that the positions of the connecting shaft 8 and the support rod 7 are positioned and fixed, so that the support rod 7 and the connecting shaft 8 can be hidden in the hidden groove 6, so that the outer surface of the protective plate 4 is neater, and the user can use the device more conveniently. When the protective plate 4 is in close contact with the top of the protective frame 2, the protective plate 4 squeezes the baffle 17, so that the baffle 17 and the slider 18 slide into the inside of the cross groove 16, and the position of the baffle 17 is positioned and fixed, and the baffle 17 can protect the socket of the tablet computer, to a certain extent, reduce the dust and other impurities in the external environment from easily entering the inside of the socket of the tablet computer, so that the socket of the tablet computer is blocked and other faults occur, and the tablet computer can be used and stored more smoothly. At the same time, when the tablet computer is in use, the squeezing of the baffle 17 by the protective plate 4 is released, so that the cross groove 16 and the baffle 17 move upward under the action of the second spring 20, and the slider 18 slides out of the inside of the cross groove 16, and at the same time, the baffle 17 can be rotated on the top of the limit plate 19, so that the baffle 17 changes from a vertical state to a horizontal state, and the user can use the socket of the tablet computer more smoothly; When the user closes the protective plate 4 and the protective plate 4 moves in the direction close to the protective frame 2, the protective plate 4 can push the two fixing frames 36 to move relatively away from each other through the fixing groove 37 and the inclined surface at the top of the fixing frame 36, so that the fourth spring 34 is compressed. When the fixing frame 36 slides into the vertical groove of the fixing groove 37, the fourth spring 34 is reset to make the fixing frame 36 slide into the horizontal groove of the fixing groove 37, and the fixing frame 36 fixes the position of the protective plate 4, so that the protective plate 4 can more smoothly protect the display screen of the tablet computer. At the same time, the user rotates the rotating column 33 to make the gear 32 drive the transmission frame 30 and the transmission plate 31 to move relatively, and the two fixing frames 36 can slide into the vertical groove of the fixing groove 37, and the fixing and release of the protective plate 4 are realized, making the fixing and release of the position of the protective plate 4 more convenient. When the support rod 7 and the connecting shaft 8 are needed to support the device, the user flips the protective plate 4 to the bottom of the backup power supply body 1 and slides the connecting shaft 8 into the interior of the positioning groove 24. The inclined surface set at the bottom of the second tightening block 27 enables the inner surface of the groove 9 to push the second tightening block 27 to move, so that the third spring 26 is compressed. When the connecting shaft 8 moves to a suitable position, the second tightening block 27 tightens the inner surface of the groove 9 under the action of the third spring 26, so that the positions of the groove 9 and the connecting shaft 8 are positioned. At the same time, the user slides the rotating shaft 10 The inside of the positioning groove 12 at different positions of the lower surface of the movable groove 11 allows the inclination angle of the support rod 7 to be adjusted, and the device can support the tablet computer at different angles, so that the protective plate 4 can support the tablet computer while protecting it, so that the user can use the device more conveniently, and the heat generated by the backup power supply body 1 can be discharged through the heat dissipation fins 23. The inside of the bottom plate 21 is provided with heat dissipation holes 28. Through the cooperation of the heat dissipation holes 28 and the heat dissipation fins 23, the heat of the backup power supply body 1 can be dissipated more smoothly.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A three-proof tablet computer with a safe backup power supply, comprising a backup power supply body (1), characterized in that: The top of the backup power supply body (1) is fixedly connected to a protection frame (2); one side of the backup power supply body (1) is fixedly connected to two symmetrical extensions (3); the protection frame (2) is rotatably connected to a rotating plate (5); a protection plate (4) is provided on the top of the protection frame (2); a rotating groove (38) is provided on one side of the protection plate (4); the surface of the rotating plate (5) is rotatably connected to the inside of the rotating groove (38); a transmission groove (29) is provided inside the protection frame (2); a transmission frame (30) and a transmission plate (31) are slidably connected inside the transmission groove (29); a protection fixing device is provided inside the transmission groove (29); a hidden groove (38) is provided on the top of the protection plate (4) 6), the hidden groove (6) is composed of two longitudinal grooves and one transverse groove, the two longitudinal grooves of the hidden groove (6) are each provided with a support rod (7), a rotating shaft (10) and a connecting shaft (8) are fixedly connected between the two support rods (7), the connecting shaft (8) is arranged inside the transverse groove of the hidden groove (6), a moving groove (11) communicating with the inside of the hidden groove (6) is provided inside the protective plate (4), the rotating shaft (10) is arranged inside the moving groove (11), the upper and lower surfaces inside the moving groove (11) are each provided with a positioning groove (12), the rotating shaft (10) is slidably connected to the inside of the positioning groove (12), and an angle support device is provided at the bottom of the backup power supply body (1).

2. The three-proof tablet computer with a safety backup power supply according to claim 1, characterized in that: The protective plate (4) is provided with two symmetrical first slide grooves (13) inside, the inside of the first slide groove (13) is communicated with the inside of the hidden groove (6), the inside of the first slide groove (13) is slidably connected with a first tightening block (14), a side of the first tightening block (14) close to the connecting shaft (8) is fixedly connected with two symmetrical protrusions (40), the outer surface of the connecting shaft (8) is provided with two symmetrical grooves (9), a side of the first tightening block (14) away from the protrusions (40) is fixedly connected with a first spring (15), and one end of the first spring (15) away from the first tightening block (14) is fixedly connected to the inner wall of the first slide groove (13).

3. The triple-proof tablet computer with a safety backup power supply according to claim 2, characterized in that: The protective plate (4) is provided with a power groove (39) in communication with the interior of the hidden groove (6).

4. The triple-proof tablet computer with a safety backup power supply according to claim 1, characterized in that: The left and right sides of the protective frame (2) are provided with a cross groove (16), the cross groove (16) has a cross-shaped cross section, the inside of the cross groove (16) is slidably connected to a limit plate (19), the top of the limit plate (19) is rotatably connected to a baffle (17), the surface of the baffle (17) is slidably connected to the inside of the cross groove (16), and both sides of the baffle (17) are fixedly connected to sliders (18), the surface of the slider (18) is slidably connected to the inside of the cross groove (16).

5. The triple-proof tablet computer with a safety backup power supply according to claim 4, characterized in that: A second spring (20) is fixedly connected to the bottom of the limiting plate (19), and the bottom end of the second spring (20) is fixedly connected to the top of the backup power supply body (1).

6. The triple-proof tablet computer with a safety backup power supply according to claim 5, characterized in that: The protective fixing device comprises a gear (32), the surface of the gear (32) being rotatably connected to the inside of the transmission groove (29), the inside of the transmission groove (29) being slidably connected to two fixing frames (36) extending to the outside of the protection frame (2), the fixing frame (36) having an L-shaped cross section, the top of the fixing frame (36) being provided with an inclined surface, the bottom of the protection plate (4) being provided with two symmetrical fixing grooves (37), the surface of the fixing frame (36) being slidably connected to the inside of the fixing grooves (37), the transmission plate (31) and the transmission frame (30) being fixedly connected to the bottoms of the two fixing frames (36) respectively, the gear (32) being arranged between the transmission frame (30) and the transmission plate (31), the transmission frame (30) and the transmission plate (31) being provided with teeth on one side close to the gear (32), the transmission frame (30) and the transmission plate (31) being meshedly connected to the surface of the gear (32) through the teeth, and one side of the gear (32) being fixedly connected to a rotating column (33) rotatably extending to the outside of the protection frame (2).

7. The triple-proof tablet computer with a safety backup power supply according to claim 6, characterized in that: A limit rod (35) is fixedly connected to the interior of the transmission groove (29); a surface of the limit rod (35) is slidably connected to the interior of a fixing frame (36); a fourth spring (34) movably sleeved on the limit rod (35) is fixedly connected to one side of the fixing frame (36); an end of the fourth spring (34) away from the fixing frame (36) is fixedly connected to the inner wall of the transmission groove (29).

8. The three-proof tablet computer with a safety backup power supply according to claim 1, characterized in that: The angle support device comprises a bottom plate (21), the top of the bottom plate (21) is fixedly connected to the bottom of the backup power supply body (1), a positioning groove (24) is provided at the bottom of the bottom plate (21), a second slide groove (25) is provided inside the bottom plate (21), a second pressing block (27) is slidably connected inside the second slide groove (25), an arc groove is provided on a side of the second pressing block (27) close to the groove (9), an inclined surface is provided at the bottom of the second pressing block (27), a third spring (26) is fixedly connected to a side of the second pressing block (27) away from the groove (9), and one end of the third spring (26) away from the second pressing block (27) is fixedly connected to the inner wall of the second slide groove (25).

9. The triple-proof tablet computer with a safety backup power supply according to claim 8, characterized in that: A heat dissipation groove (22) is provided on the top of the bottom plate (21), heat dissipation fins (23) are arranged inside the heat dissipation groove (22), and a heat dissipation hole (28) is provided inside the bottom plate (21).

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