CN112535349A

CN112535349A - Lifting device and lifting method for notebook computer

Info

Publication number: CN112535349A
Application number: CN202011540988.2A
Authority: CN
Inventors: 何金凤; 何明标; 朱易; 孟千爽; 钱泽坤; 鲁松; 万杰; 胡传志
Original assignee: Nantong University
Current assignee: Nantong University
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-03-23
Anticipated expiration: 2040-12-23
Also published as: CN112535349B

Abstract

The invention provides a lifting device and a lifting method for a notebook computer, and belongs to the technical field of notebook computers. The technical scheme is as follows: a notebook computer lifting device comprises a base plate, wherein the base plate comprises a front end part and a rear end part, the rear end part of the base plate is provided with a lifting mechanism, the lifting mechanism is provided with a telescopic mechanism, one end of the telescopic mechanism is bridged on the lifting mechanism, the other end of the telescopic mechanism is provided with a computer frame, and the bottom of the computer frame is provided with a supporting mechanism; the invention has the beneficial effects that: the lifting mechanism is arranged at the rear end of the base plate, the space of the base plate is not occupied, the lifting mechanism can indirectly adjust the position of the notebook computer in height, the telescopic mechanism can be taken off from the lifting mechanism, the space is not occupied, the notebook computer can be effectively prevented from falling off by the computer frame, the supporting mechanism plays a role in supporting, and the telescopic mechanism is prevented from being broken due to the fact that one end of the computer frame is forced.

Description

Lifting device and lifting method for notebook computer

Technical Field

The invention relates to the field of notebook computer application, in particular to a lifting device for a notebook computer.

Background

Notebook computers have become important tools in modern people's work and life, but due to the inherent size and position relationship between the desktop and the notebook computers, people have some inherent ergonomic defects when using the notebook computers. If a notebook computer is used in an improper posture for a long time, cervical spondylosis, neck muscle damage, shoulder and arm muscle strain and other computer diseases can be caused.

In order to solve the technical problem of computer diseases caused by using a notebook in an improper posture for a long time, for example, the chinese patent invention with the publication number CN110260124B, named as "a notebook computer rack", discloses the following technical features: and when the first threaded shaft props against the limiting bolt or is screwed with the second threaded sleeve, the first threaded sleeve rotates, so that the connecting plate and the rotating shaft are adjusted to be lifted up and down, and the height of the connecting plate and the rotating shaft is adjusted to meet the requirements of different users. Although the patent publication can perform the height adjustment, the notebook computer stand cannot perform the front-rear direction adjustment according to the degree of the upright upper body of the human body when the human body is rested on the chair.

In order to solve the technical problem that the notebook computer cannot be adjusted in the front-back direction according to the upright degree of the upper body of a human body, the Chinese invention with an authorization notice number CN103211386B and a name of 'notebook computer lifting platform' discloses the following technical scheme: when the height of the display screen of the notebook computer is high, the horizontal transmission component can ensure that the display screen has larger forward movement amount so as to meet the requirement of normal visual distance (the distance between eyes and the display screen of the computer can be enlarged when the user raises his head and raises his chest), but the horizontal transmission component in the patent is fixed and occupies a large space on the base.

In order to solve the technical problem that the horizontal transmission assembly occupies space, the Chinese invention patent with the publication number of CN106764296B, named as 'Portable notebook bracket' discloses the following contents: the rotation connection is realized through the second coupling assembling between horizontal backstop subassembly and the supporting component, and when needs use, horizontal backstop subassembly perpendicular to supporting component sets up, can realize the change of antedisplacement volume, and when need not use, horizontal backstop subassembly is on a parallel with the supporting component setting, can fold at first accomodating the inslot. Although this patent of disclosing has solved occupation space's technical problem, on placing horizontal backstop subassembly with the notebook, when the horizontal backstop subassembly nonparallel setting of the left and right sides or when the horizontal backstop subassembly of one of them side damages, the notebook bottom does not support, can cause rocking in the left and right directions, very easily drops on horizontal backstop subassembly, causes the notebook damage.

Disclosure of Invention

The invention aims to provide a lifting device and a lifting method of a notebook computer, and aims to solve the technical problems that the notebook computer cannot be subjected to height adjustment, forward movement amount adjustment and occupied space of an adjusting device, and the notebook computer is unstable and damaged.

The invention is realized by the following measures:

a notebook computer lifting device comprises a base plate, wherein the base plate comprises a front end part and a rear end part, the rear end part of the base plate is provided with a lifting mechanism, the lifting mechanism is provided with a telescopic mechanism, one end of the telescopic mechanism is bridged on the lifting mechanism, the other end of the telescopic mechanism is provided with a computer frame, and the bottom of the computer frame is provided with a supporting mechanism;

a portal frame is arranged at the rear end part of the substrate, the lifting mechanism is arranged on the portal frame and comprises a lead screw, a slider, a lifting rod and a belt transmission mechanism, the slider is arranged on the lead screw, the lifting rod is arranged on the slider, the belt transmission mechanism drives the lead screw to rotate, the lead screw rotates to drive the slider to lift along the axis direction of the lead screw, and the slider lifts and further drives the lifting rod to lift;

the lifting rod is provided with the telescopic mechanism, the telescopic mechanism comprises a locking assembly and a moving assembly, the locking assembly comprises a shell, a gear transmission assembly, a cover body and a locking buckle, the gear transmission assembly is arranged in the shell, the locking buckle is arranged at the front end of the shell, the moving assembly is arranged at the rear end of the shell, the gear transmission assembly has two working states, the locking buckle is driven to open and close, the moving assembly is driven to stretch, and the cover body is buckled on the shell;

one end of the moving assembly is sleeved with the locking assembly, the other end of the moving assembly is provided with the computer frame, the computer frame comprises a base frame, the base frame is fixedly connected with the moving assembly, a supporting plate is arranged on the base frame, a clamping plate is arranged above the supporting plate, a gap is formed between the clamping plate and the supporting plate, a notebook computer is arranged on the supporting plate, and the edge of the notebook computer is arranged in the gap;

the bottom of the base frame is provided with the supporting mechanism, the supporting mechanism comprises a bottom plate, a worm and gear transmission mechanism is arranged on the bottom plate and comprises a worm gear and a worm, brackets are symmetrically arranged on the bottom plate, the worm is arranged between the symmetrically arranged brackets, two ends of the worm are arranged on the outer sides of the brackets, a worm wheel frame is arranged on the worm arranged on the outer side of the brackets in a bridging manner and comprises a top part and two leg parts, one of the leg parts is bridged on the worm, a bearing is arranged in the other leg part and is arranged on the worm, a rotating shaft is arranged on the top part of the worm wheel frame, the worm gear is arranged on the rotating shaft and is meshed with the worm, two ends of the rotating shaft extend out of the worm wheel frame, and two ends of the rotating shaft extending out of the worm wheel frame are provided with connecting rods, the connecting rod is provided with a top plate, one end of the worm is provided with a motor A, the motor A drives the top plate to incline left and right, one end of the worm wheel frame is provided with a motor B, and the motor B drives the top plate to turn back and forth.

The invention has the beneficial effects that: the lifting mechanism is arranged at the rear end of the base plate, the space of the base plate is not occupied, the lifting mechanism can indirectly adjust the position of the notebook computer in height, the telescopic mechanism can be taken off from the lifting mechanism, the space is not occupied, the notebook computer can be effectively prevented from falling off by the computer frame, the supporting mechanism plays a role in supporting, and the telescopic mechanism is prevented from being broken due to the fact that one end of the computer frame is forced. The screw rod transmission structure is simple, the processing is easy, the cost is low, the transmission axial force is large, the self-locking is realized, the positioning precision is high, the belt transmission can be used for the transmission with the large center distance of two shafts, the belt has elasticity, the impact and vibration load can be alleviated, the operation is stable, the noise is avoided, when the belt is overloaded, the belt can slip on wheels, other parts can be prevented from being damaged, the structure is simple, the equipment cost is low, and the maintenance is convenient. The telescopic machanism can guarantee that the display screen has great antedisplacement volume, and the gear drive subassembly is the opening and shutting of drive locking buckle, and another effect is that the drive removes the subassembly and stretches out and draws back. The computer frame has a stabilizing effect on the notebook computer, and the edge of the notebook computer is arranged in the gap, so that the notebook computer can be stabilized, and the notebook computer can be cooled. The supporting mechanism has a supporting function on the notebook and prevents the telescopic mechanism from being broken due to the weight of the notebook.

Furthermore, the portal frame comprises two auxiliary rods which are symmetrically arranged, a cross arm is arranged between the two auxiliary rods, the screw rod is arranged on each auxiliary rod, the screw rod is erected on the base at the two ends of each auxiliary rod, the slide block is arranged on each screw rod and comprises a lower part and an upper part, the lower part of the slide block is provided with a through hole, an internal thread corresponding to the external thread of the screw rod is arranged in the through hole, the upper part of the slide block is provided with a connecting part, the lifting rod is arranged between the two slide blocks and fixedly arranged between the connecting parts of the slide block, the belt transmission mechanism comprises a double-groove belt pulley, a single-groove belt pulley A and a single-groove belt pulley B, the double-groove belt pulley is arranged on the output shaft of the motor C, and the single-groove belt pulley A is arranged at one end of one of the, the single-groove belt pulley B is arranged at one end of the other screw rod, a synchronous belt A is arranged between the double-groove belt pulley and the single-groove belt pulley A, a synchronous belt B is arranged between the double-groove belt pulley and the single-groove belt pulley B, and the motor C is arranged on the cross arm.

Adopt above-mentioned further beneficial effect: the auxiliary rod provides the position for the installation of lead screw, and the cross arm is used for preventing motor C, and the lead screw changes motor C's rotation into the linear motion of lifter, wherein sets up the double flute belt pulley on motor C's the output shaft, can two effectual lead screw synchronous rotations of assurance, also the effectual lifter of assurance is linear motion in vertical direction.

Furthermore, the edge of the shell is provided with a surrounding baffle, the surrounding baffle at the front end of the shell is provided with an opening, the opening is provided with the locking buckle, the locking buckle is in a non-closed annular shape, the excircle of the locking buckle is provided with teeth, the shell is internally provided with a rotating shaft, a cylindrical pin A, a cylindrical pin B and a cylindrical pin C, the gear transmission assembly comprises a gear A, a gear B, a gear C and a gear D, the gear A is arranged on the rotating shaft, the gear B is arranged on the cylindrical pin A, the gear C is arranged on the cylindrical pin B, the gear D is arranged on the cylindrical pin C, the rotating shaft is provided with a motor D, the motor D is arranged on the outer side of the cover body, the gear A comprises an upper end portion A and a lower end portion A, the upper end portion A of the gear A is a gear disc A, and the lower end portion A is fixedly provided with a belt pulley A, the gear B comprises an upper end part B and a lower end part B, the upper end part B of the gear B is a gear disc B, the lower end part B is fixedly provided with a belt wheel B, the gear C comprises an upper end part C and a lower end part C, the upper end part C of the gear C is the gear disc C, the lower end part C is fixedly provided with the belt wheel C, the gear D comprises an upper end part D and a lower end part D, the upper end part D of the gear D is the gear disc D, the lower end part D is fixedly provided with the belt wheel D, a synchronous belt C is arranged between the belt wheel A and the belt wheel B, the gear disc A is meshed with the locking buckle, the gear disc B is meshed with the gear disc C, the synchronous belt D is arranged between the belt wheel C and the belt wheel D, the gear disc B, the rack is meshed with the gear disc D, and the handle is fixedly connected with the base frame.

Adopt above-mentioned further beneficial effect: enclose the effect that keeps off and prevent that the spare part in the casing from dropping to can effectually prevent that the dust from getting into, the locking is detained and is gone round for not closed, and not closed department is used for the articulate on the lifter, and motor D provides invariable power source, and toothed disc A is the driving gear, and toothed disc A and toothed disc B can effectual assurance locking detain rotatory, and gear D's effect is in order to realize the flexible of handle.

Further, the base frame is connected with the supporting plate through a pivot, the supporting plate is of a square structure and comprises a front side, a left side and a right side, the clamping plates are arranged on the front side, the left side and the right side of the supporting plate respectively, and the height of the gap is equal to the thickness of the keyboard surface after the notebook is opened.

Adopt above-mentioned further beneficial effect: the pivotal connection allows the angle at which the notebook is tilted to be adjusted,

further, the top plate is connected with the lower end face of the base frame.

Adopt above-mentioned further beneficial effect: the top plate supports the base frame.

Furthermore, a track is arranged on the base plate, an electric push rod A is arranged in the track, a push rod seat of the electric push rod A is fixedly connected with the track, a piston rod of the electric push rod A is just opposite to the position of the bottom plate of the supporting mechanism, an electric push rod B is arranged at the bottom of the supporting mechanism, and a piston rod of the electric push rod B is fixedly connected with the bottom plate.

Adopt above-mentioned further beneficial effect: the track has spacing and the effect of direction, can effectual assurance supporting mechanism be linear motion, and electric putter A's effect is to guarantee that supporting mechanism can stretch out and draw back along with the flexible of handle, and electric putter B's effect is to guarantee that supporting mechanism goes up and down along with the lift of lifter.

A lifting method using a lifting device of a notebook computer comprises the following steps:

the method comprises the following steps: starting the electric push rod A, adjusting the position of the supporting mechanism in the track, and closing the electric push rod A;

step two: the computer frame is fixedly connected with the telescopic mechanism, the motor D is started, the locking buckle rotates in the shell, when the locking buckle rotates to an opening and exposes out of the shell, the motor D is closed, in the process, the gear A rotates to drive the gear B to rotate, the gear B rotates to drive the gear C to rotate, the gear C rotates to drive the gear D to rotate, the gear D rotates to drive the handle to extend or shorten due to the fact that the gear D is meshed with a rack in the handle, the electric push rod A is started in the process, the position of the supporting mechanism is continuously adjusted along with the extension or shortening of the handle, the top plate of the supporting mechanism is always connected with the base frame of the computer frame, and the electric push rod A is closed;

step three: placing one end of the computer frame on the supporting mechanism, fastening the locking buckle on the lifting rod through the opening, continuously starting the motor D, turning off the motor D after the opening of the locking buckle is screwed into the shell, and installing the telescopic mechanism and the computer frame on the lifting rod;

step four: installing a notebook computer on a computer rack;

step five: starting a motor C, driving a screw rod to rotate by the rotation of the motor C, driving a sliding block to move along the axis direction of the screw rod by the rotation of the screw rod, driving a lifting rod to lift on the screw rod by the movement of the sliding block on the screw rod, and closing the motor C after the lifting rod is lifted to a proper distance;

step six: starting the electric push rod B, pushing the supporting mechanism to ascend and descend by the electric push rod B so as to ensure that the top plate of the supporting mechanism is always connected with the base frame of the computer frame, and closing the electric push rod B;

step seven: when the notebook computer needs to be inclined, the angle between the supporting plate and the base frame is manually adjusted.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a substrate.

Fig. 3 is a schematic structural diagram of the lifting mechanism.

Fig. 4 is a partially enlarged view of a portion a of fig. 3.

Fig. 5 is a schematic structural view of the combination of the telescoping mechanism and the lifting mechanism.

Fig. 6 is a schematic structural view of the telescoping mechanism.

Fig. 7 is a schematic structural view of the telescopic mechanism with the cover and the handle removed.

Fig. 8 is a schematic structural view of the locking buckle.

Fig. 9 is a schematic structural diagram of the housing.

Fig. 10 is a schematic view of the structure of the lifting mechanism, the telescoping mechanism and the computer rack.

Fig. 11 is a schematic structural diagram of a computer rack.

Fig. 12 is a schematic view of a structure of the lifting mechanism, the telescoping mechanism, the computer rack and the supporting mechanism.

Fig. 13 is a schematic structural view of the support mechanism.

Fig. 14 is a schematic structural view of the worm gear frame.

Wherein the reference numerals are: 1. a substrate; 11. a door frame; 111. an auxiliary lever; 112. a cross arm; 12. a track; 2. a lifting mechanism; 21. a screw rod; 22. a slider; 23. a lifting rod; 24. a belt drive mechanism; 241. a double grooved pulley; 242. a single-groove belt pulley A; 243. a single-groove belt pulley B; 244. a motor C; 245. a synchronous belt A; 246. a synchronous belt B; 25. a base; 3. a telescoping mechanism; 31. a locking assembly; 311. a gear drive assembly; 3111. a gear A; 3112. a gear B; 3113. a gear C; 3114. a gear D; 3115. a synchronous belt C; 3116. a synchronous belt D; 312. a locking buckle; 313. a housing; 3131. fencing; 314. a cover body; 32. a moving assembly; 321. a handle; 322. a rack; 4. a computer rack; 41. a base frame; 42. a support plate; 43. a splint; 44. a gap; 5. a support mechanism; 51. a base plate; 52. a worm gear drive; 521. a worm gear; 522. a worm; 53. a support; 54. a worm gear frame; 541. a top portion; 542. a leg portion; 55. a bearing; 56. a rotating shaft; 57. a connecting rod; 58. a top plate; 59. a motor A; 510. a motor B; 6. a notebook computer; 7. an electric push rod A; 8. and an electric push rod B.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to fig. 1 to 3, the present invention is a notebook computer lifting device, including a substrate 1, the substrate 1 includes a front end portion and a rear end portion, the rear end portion of the substrate 1 is provided with a portal frame 11, the portal frame 11 is provided with a lifting mechanism 2, the portal frame 11 includes two auxiliary rods 111 symmetrically arranged, a cross arm 112 is arranged between the two auxiliary rods 111, and the substrate 1 is provided with a track 12.

The base plate 1 is of a square structure, the support legs are arranged at the bottom of the base plate 1 to elevate the base plate 1, and meanwhile, the electric push rod B8 is convenient to mount, so that the support mechanism 5 can be lifted along with the lifting rod 23. The portal frame 11 is disposed at the rear end of the base plate 1, the two auxiliary rods 111 of the portal frame 11 are disposed at the rear end and do not occupy the end face space of the base plate 1, so as to mount the symmetrically disposed screw rods 21, and the cross arm 112 on the portal frame 11 is used for mounting the motor C244. The rail 12 on the base plate 1 has guiding and limiting functions, so that the support mechanism 5 can be ensured to do linear motion in the rail 12, and the support mechanism 5 can be prevented from shifting to cause the separation of the top plate 58 and the base frame 41.

Referring to fig. 1, 3, 4 and 5, a lifting mechanism 2 is arranged at the rear end of a substrate 1, the lifting mechanism 2 comprises a screw rod 21, a slider 22, a lifting rod 23 and a belt transmission mechanism 24, the screw rod 21 is provided with the slider 22, the slider 22 is provided with the lifting rod 23, the belt transmission mechanism 24 drives the screw rod 21 to rotate, the screw rod 21 rotates to drive the slider 22 to lift along the axial direction of the screw rod 21, and the slider 22 lifts to drive the lifting rod 23 to lift;

each auxiliary rod 111 is provided with a screw rod 21, the screw rod 21 is erected on a base 25 at two ends of the auxiliary rod 111, each screw rod 21 is provided with a slide block 22, each slide block 22 comprises a lower part and an upper part, the lower part of each slide block 22 is provided with a through hole, an internal thread corresponding to an external thread of the screw rod 21 is arranged in each through hole, the upper part of each slide block 22 is provided with a connecting part, a lifting rod 23 is arranged between the two slide blocks 22, the lifting rod 23 is fixedly arranged between the connecting parts of the slide blocks 22, a belt transmission mechanism 24 comprises a double-groove belt pulley 241, a single-groove belt pulley A242 and a single-groove belt pulley B243, the double-groove belt pulley 241 is arranged on an output shaft of a motor C244, the single-groove belt pulley A242 is arranged at one end of one screw rod 21, the single-groove belt pulley B243 is arranged at one end of the other screw rod 21, a synchronous, motor C244 is provided on cross arm 112.

The working principle of the lifting mechanism of the invention is as follows: the motor C244 is started, the output shaft of the motor 244C rotates, and then the double-groove belt pulley 241 is driven to rotate, because the two grooves of the double-groove belt pulley 241 are respectively provided with the synchronous belt A245 and the synchronous belt B246, the synchronous belt A245 is connected with the single-groove belt pulley A242, the synchronous belt B246 is connected with the single-groove belt pulley B243, and because the single-groove belt pulley A242 is arranged on one of the screw rods 21, and the single-groove belt pulley B243 is arranged on the other screw rod 21, the two screw rods 21 rotate synchronously and in the same direction, and therefore the two slide blocks 22 do synchronous and same-direction linear motion, and further the lifting rod 23 is driven to do linear lifting motion in the vertical.

Referring to fig. 5 to 9, the lifting mechanism 2 is provided with a telescopic mechanism 3, wherein preferably, the lifting rod 23 is provided with the telescopic mechanism 3, the telescopic mechanism 3 includes a locking component 31 and a moving component 32, the locking component 31 includes a housing 313, a gear transmission component 311, a cover 314 and a locking buckle 312, the gear transmission component 311 is arranged in the housing 313, the front end of the housing 313 is provided with the locking buckle 312, the rear end of the housing 313 is provided with the moving component 32, the gear transmission component 311 has two working states, the locking buckle 312 is driven to open and close and the moving component 32 is driven to stretch, and the cover 314 is buckled on the housing 313;

preferably, a groove is formed in the middle of the lifting rod 23, the locking button 312 is disposed in the groove in order to prevent the telescoping mechanism 3 from moving left and right on the lifting rod 23, the locking component 31 is connected to the lifting rod 23 to ensure that the entire telescoping mechanism 3 is lifted and lowered along with the lifting rod 23, the moving component 32 is offset along the front and rear direction of the substrate 1, and the housing 313 has a gear assembly 311.

A fence 3131 is arranged at the edge of the housing 313, the fence 3131 is used for preventing the gear transmission assembly 311 from falling off and preventing dust from entering the housing 313, an opening is arranged on the fence 3131 at the front end of the housing 313, a locking buckle 312 is arranged at the opening, an opening is arranged on the fence 3131, which can ensure that the locking buckle 312 deviates and also provide a rotation center for the rotation of the locking buckle 312, the locking buckle 312 is in an unclosed circular ring shape, teeth are arranged on the outer circle of the locking buckle 312, the locking buckle 312 is in an unclosed circular ring shape, so that the telescopic mechanism 3 can be detached from the lifting rod 23, a rotating shaft is arranged in the housing 313, a cylindrical pin a, a cylindrical pin B and a cylindrical pin C are arranged in the rotating shaft, the purpose of the cylindrical pin a is to install the gear a and install the motor D, the purpose of the cylindrical pin a is to install the gear B, the purpose of the cylindrical pin B is to install the gear C, and the purpose of the cylindrical, the gear transmission assembly 311 includes a gear a3111, a gear B3112, a gear C3113 and a gear D3114, the gear a3111 is disposed on a rotary shaft, the gear B3112 is disposed on a cylindrical pin a, the gear C3113 is disposed on a cylindrical pin B, the gear D3114 is disposed on a cylindrical pin C, a motor D is disposed on the rotary shaft, the motor D is disposed outside the cover 314, the gear a3111 includes an upper end portion a and a lower end portion a, the upper end portion a of the gear a3111 is a gear disc a, the lower end portion a is fixedly disposed with a pulley a, the gear B3112 includes an upper end portion B and a lower end portion B, the upper end portion B of the gear B3112 is the gear disc B, the lower end portion B is fixedly disposed with a pulley B, the gear C3113 includes an upper end portion C and a lower end portion C, the lower end portion C is fixedly disposed with a pulley C, the gear D4 includes an upper end portion D and a lower end portion D, the upper end portion D of the gear D is the, the meshing is detained with the locking to gear disc A, and the meshing is detained with the locking to gear disc B, and gear disc B meshes with gear disc C, is provided with hold-in range D3116 between band pulley C and the band pulley D, and removal subassembly 32 includes hollow handle 321, and the handle 321 medial surface is provided with rack 322, rack 322 and the meshing of gear disc D, handle 321 and bed frame 41 fixed connection.

The working principle of the telescopic mechanism of the invention is as follows: starting motor D, motor D output shaft is rotatory, it is rotatory to drive the rotation axis, and then it is rotatory to drive gear A, because gear A's toothed disc A and locking buckle meshing, consequently, toothed disc A rotation drive locking buckle is rotatory, because be provided with hold-in range C between gear A and the gear B, consequently, gear A is rotatory to drive gear B rotatory, and then drive toothed disc B and toothed disc A syntropy rotatory, when locking buckle is rotatory to not closed department, toothed disc A this moment just can not drive the locking buckle and has rotated, toothed disc B drives the locking buckle at this moment and continues to rotate. Therefore, the gear disc B is meshed with the gear disc C, the gear disc B rotates to drive the gear disc C to rotate, and the synchronous belt D is arranged between the gear C and the gear D, so that the gear D rotates to drive the rack to move, and finally the handle is driven to move.

Referring to fig. 10 and 11, one end of the telescopic mechanism 3 is bridged over the lifting mechanism 2, the other end of the telescopic mechanism is provided with a computer rack 4, one end of the moving assembly 32 is sleeved with the locking assembly 31, the other end of the moving assembly is provided with the computer rack 4, the computer rack 4 comprises a base frame 41, the base frame 41 is fixedly connected with the moving assembly 32, a supporting plate 42 is arranged on the base frame 41, a clamping plate 43 is arranged above the supporting plate 42, a gap 44 is arranged between the clamping plate 43 and the supporting plate 42, a notebook computer 6 is arranged on the supporting plate 42, and the edge of the notebook computer 6 is arranged in the;

the base frame 41 is pivotally connected with the supporting plate 42, the supporting plate 42 is of a square structure, the supporting plate 42 comprises a front side, a left side and a right side, the clamping plates 43 are respectively arranged on the front side, the left side and the right side of the supporting plate 42, and the height of the gap 44 is equal to the thickness of the keyboard surface after the notebook is opened.

The working principle of the computer rack of the invention is as follows: on placing the layer board with the computer, the splint here can adopt bolted connection with the layer board, installs splint on notebook computer keyboard terminal surface, and wherein preferred, in order to prevent that splint from causing the damage to notebook computer, the splint bottom can set up the rubber strip. After the notebook computer is adjusted to a proper height, the supporting plate can be manually adjusted, and the inclination angle of the notebook computer can be adjusted.

Referring to fig. 12-14, the bottom of the computer rack 4 is provided with a support mechanism 5; the bottom of the base frame 41 is provided with a supporting mechanism 5, the supporting mechanism 5 comprises a bottom plate 51, a worm gear transmission mechanism 52 is arranged on the bottom plate 51, the worm gear transmission mechanism 52 comprises a worm wheel 521 and a worm 522, brackets 53 are symmetrically arranged on the bottom plate 51, the worm 522 is arranged between the brackets 53 which are symmetrically arranged, two ends of the worm 522 are arranged outside the brackets 53, a worm wheel frame 54 is arranged on the worm 522 which is arranged outside the brackets 53 in a bridging manner, the worm wheel frame 54 comprises a top portion 541 and two leg portions 542, one leg portion 542 is arranged on the worm 522 in a bridging manner, a bearing 55 is arranged in the other leg portion 542, the bearing 55 is arranged on the worm 522, a rotating shaft 56 is arranged on the top portion of the worm wheel frame 54, the rotating shaft 56 is provided with a worm wheel 521, the worm wheel 521 is meshed with the worm, two ends of the rotating shaft 56 extend out of the worm wheel frame 54, two ends of the, one end of the worm 522 is provided with a motor A59, the motor A59 drives the top plate 58 to tilt left and right, one end of the worm wheel frame 54 is provided with a motor B510, and the motor B510 drives the top plate 58 to turn back and forth.

The top plate 58 is connected to the lower end surface of the base frame 41.

An electric push rod A7 is arranged in the track 12, a push rod seat of the electric push rod A7 is fixedly connected with the track 12, a piston rod of the electric push rod A7 is right opposite to the position of the bottom plate 51 of the supporting mechanism 5, an electric push rod B8 is arranged at the bottom of the supporting mechanism 5, and a piston rod of the electric push rod B8 is fixedly connected with the bottom plate.

When the notebook computer is not needed to be used, the supporting mechanism can be lowered into the track through the electric push rod B, and the electric push rod B can drive the supporting mechanism conveniently at any position of the supporting mechanism, so that the electric push rod B moves along with the movement of the supporting mechanism. In order to ensure that the supporting mechanism extends and retracts along with the extension and retraction of the handle, the piston rod of the electric push rod A is opposite to the bottom plate.

When the notebook computer is used, the electric push rod A firstly adjusts the supporting mechanism in the track, and then the electric push rod B adjusts the supporting mechanism in the height direction; when the notebook computer is not used, the electric push rod B firstly descends the supporting mechanism into the track.

The working principle of the supporting mechanism of the invention is as follows: the motor A is started, the output shaft of the motor A rotates to drive the worm to rotate, and the worm wheel rotates because the worm is meshed with the worm wheel, so that the worm wheel rotates to drive the top plate to incline leftwards or rightwards. And starting the motor B, wherein the output shaft of the motor B rotates to drive the leg part of the worm wheel frame to rotate, so that the worm wheel turns over along the worm groove of the worm. The top plate in the invention has two working states, namely swinging left and right and turning back and forth.

At first starter motor D, guarantee that the unclosed department of locking knot exposes the casing, take telescopic machanism and computer frame off from the lifter, start electric putter B, descend supporting mechanism in the track, starter motor B overturns the roof backward, couples together electric putter A's piston rod and bottom plate again, and the connection of here can be the mode that adopts opposite sex magnet to inhale mutually, the mode of couple etc. draw supporting device to portal frame department through electric putter A.

step four: installing a notebook computer on a computer rack;

The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A notebook computer lifting device is characterized by comprising a base plate (1), wherein the base plate (1) comprises a front end part and a rear end part, the rear end part of the base plate (1) is provided with a lifting mechanism (2), the lifting mechanism (2) is provided with a telescopic mechanism (3), one end of the telescopic mechanism (3) is bridged on the lifting mechanism (2), the other end of the telescopic mechanism is provided with a computer rack (4), and the bottom of the computer rack (4) is provided with a supporting mechanism (5);

the rear end part of the substrate (1) is provided with a portal frame (11), the portal frame (11) is provided with the lifting mechanism (2), the lifting mechanism (2) comprises a screw rod (21), a sliding block (22), a lifting rod (23) and a belt transmission mechanism (24), the sliding block (22) is arranged on the screw rod (21), the lifting rod (23) is arranged on the sliding block (22), the belt transmission mechanism (24) drives the screw rod (21) to rotate, the screw rod (21) rotates to drive the sliding block (22) to lift along the axis direction of the screw rod (21), and the sliding block (22) lifts and then drives the lifting rod (23) to lift;

the lifting rod (23) is provided with the telescopic mechanism (3), the telescopic mechanism (3) comprises a locking assembly (31) and a moving assembly (32), the locking assembly (31) comprises a shell (313), a gear transmission assembly (311), a cover body (314) and a locking buckle (312), the gear transmission assembly (311) is arranged in the shell (313), the locking buckle (312) is arranged at the front end of the shell (313), the moving assembly (32) is arranged at the rear end of the shell (313), the gear transmission assembly (311) has two working states, the locking buckle (312) is driven to open and close and the moving assembly (32) is driven to stretch, and the cover body (314) is buckled on the shell (313);

one end of the moving component (32) is sleeved with the locking component (31), the other end of the moving component (32) is provided with the computer frame (4), the computer frame (4) comprises a base frame (41), the base frame (41) is fixedly connected with the moving component (32), a supporting plate (42) is arranged on the base frame (41), a clamping plate (43) is arranged above the supporting plate (42), a gap (44) is formed between the clamping plate (43) and the supporting plate (42), a notebook computer (6) is arranged on the supporting plate (42), and the edge of the notebook computer (6) is arranged in the gap (44);

the bottom of the base frame (41) is provided with the supporting mechanism (5), the supporting mechanism (5) comprises a bottom plate (51), a worm and gear transmission mechanism (52) is arranged on the bottom plate (51), the worm and gear transmission mechanism (52) comprises a worm wheel (521) and a worm (522), brackets (53) are symmetrically arranged on the bottom plate (51), the worm (522) is arranged between the brackets (53) which are symmetrically arranged, two ends of the worm (522) are arranged on the outer side of the brackets (53), a worm wheel frame (54) is arranged on the worm (522) which is arranged on the outer side of the brackets (53) in a bridging manner, the worm wheel frame (54) comprises a top part (541) and two leg parts (542), one of the leg parts (542) is arranged on the worm (522) in a bridging manner, a bearing (55) is arranged in the other leg part (542), and the bearing (55) is arranged on the worm (522), the top (541) of the worm wheel frame (54) is provided with a rotating shaft (56), the rotating shaft (56) is provided with a worm wheel (521), the worm wheel (521) is meshed with the worm (522), two ends of the rotating shaft (56) extend out of the worm wheel frame (54), two ends of the rotating shaft extending out of the worm wheel frame (54) are provided with connecting rods (57), a top plate (58) is arranged on the connecting rods (57), one end of the worm (522) is provided with a motor A (59), the motor A (59) drives the top plate (58) to incline left and right, one end of the worm wheel frame (54) is provided with a motor B (510), and the motor B (510) drives the top plate (58) to turn back and forth.

2. The notebook computer lifting device according to claim 1, wherein the door frame (11) comprises two auxiliary rods (111) symmetrically arranged, a cross arm (112) is arranged between the two auxiliary rods (111), each auxiliary rod (111) is provided with the screw rod (21), the screw rods (21) are erected on the bases (25) at the two ends of the auxiliary rods (111), each screw rod (21) is provided with the sliding block (22), the sliding block (22) comprises a lower part and an upper part, the lower part of the sliding block (22) is provided with a through hole, an internal thread corresponding to the external thread of the screw rod (21) is arranged in the through hole, the upper part of the sliding block (22) is provided with a connecting part, the lifting rod (23) is arranged between the two sliding blocks (22), and the lifting rod (23) is fixedly arranged between the connecting parts of the sliding block (22), belt drive mechanism (24) include double flute belt pulley (241), single flute belt pulley A (242) and single flute belt pulley B (243), double flute belt pulley (241) set up on the output shaft of motor C (244), single flute belt pulley A (242) set up the one end at one of them lead screw (21), single flute belt pulley B (243) set up the one end at another lead screw (21), double flute belt pulley (241) with be provided with hold-in range A (245) between single flute belt pulley A (242), double flute belt pulley (241) with be provided with hold-in range B (246) between single flute belt pulley B (243), motor C (244) set up on cross arm (112).

3. The notebook computer lifting device according to claim 1, wherein a fence (3131) is disposed at an edge of the housing (313), an opening is disposed on the fence (3131) at a front end of the housing (313), the opening is provided with the locking buckle (312), the locking buckle (312) is in a non-closed circular ring shape, teeth are disposed on an outer circle of the locking buckle (312), a rotating shaft is disposed in the housing (313), a cylindrical pin A, a cylindrical pin B, and a cylindrical pin C are disposed in the opening, the gear transmission assembly (311) includes a gear A (3111), a gear B (3112), a gear C (3113), and a gear D (3114), the gear A (3111) is disposed on the rotating shaft, the gear B (3112) is disposed on the cylindrical pin A, the gear C (3113) is disposed on the cylindrical pin B, and the gear D (3114) is disposed on the cylindrical pin C, the rotating shaft is provided with a motor D, the motor D is arranged on the outer side of the cover body (314), the gear A (3111) comprises an upper end portion A and a lower end portion A, the upper end portion A of the gear A (3111) is a gear disc A, the lower end portion A is fixedly provided with a belt wheel A, the gear B (3112) comprises an upper end portion B and a lower end portion B, the upper end portion B of the gear B (3112) is a gear disc B, the lower end portion B is fixedly provided with a belt wheel B, the gear C (3113) comprises an upper end portion C and a lower end portion C, the upper end portion C of the gear C (3113) is a gear disc C, the lower end portion C is fixedly provided with a belt wheel C, the gear D (3114) comprises an upper end portion D and a lower end portion D, the upper end portion D of the gear D (3114) is a gear disc D, the lower end portion D is fixedly provided with a, the toothed disc A with locking knot meshing, toothed disc B with toothed disc C meshing, band pulley C with be provided with hold-in range D (3116) between the band pulley D, remove subassembly (32) including hollow handle (321), handle (321) medial surface is provided with rack (322), rack (322) with toothed disc D meshing, handle (321) with bed frame (41) fixed connection.

4. The notebook computer lifting device according to claim 1, wherein the base frame (41) is pivotally connected to the supporting plate (42), the supporting plate (42) has a square structure, the supporting plate (42) comprises a front side, a left side and a right side, the clamping plates (43) are respectively disposed on the front side, the left side and the right side of the supporting plate (42), and the height of the gap (44) is equal to the thickness of the keyboard surface after the notebook computer is opened.

5. The notebook computer lifting device according to claim 1, wherein the top plate (58) is connected with the lower end surface of the base frame (41).

6. The lifting device for the notebook computer according to claim 1, wherein a rail (12) is arranged on the base plate (1), an electric push rod A (7) is arranged in the rail (12), a push rod seat of the electric push rod A (7) is fixedly connected with the rail (12), a piston rod of the electric push rod A (7) is over against a bottom plate (51) of the supporting mechanism (5), an electric push rod B (8) is arranged at the bottom of the supporting mechanism (5), and a piston rod of the electric push rod B (8) is fixedly connected with the bottom plate.

7. A lifting method using the notebook computer lifting device according to any one of claims 1 to 6, comprising the steps of:

step four: installing a notebook computer on a computer rack;