CN114176311A - Adjustable liftable office computer desk of computer screen - Google Patents
Adjustable liftable office computer desk of computer screen Download PDFInfo
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- CN114176311A CN114176311A CN202111529726.0A CN202111529726A CN114176311A CN 114176311 A CN114176311 A CN 114176311A CN 202111529726 A CN202111529726 A CN 202111529726A CN 114176311 A CN114176311 A CN 114176311A
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims description 94
- 238000000034 method Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/007—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
- A47B21/0073—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk liftable above the desk top
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/081—Movable, extending, sliding table tops
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/03—Tables or desks for office equipment, e.g. typewriters, keyboards with substantially horizontally extensible or adjustable parts other than drawers, e.g. leaves
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Abstract
An office computer desk with a computer screen capable of being adjusted and lifted; the office computer desk comprises a desk entity, a display lifting mechanism arranged in the desk entity, a desk plate moving mechanism positioned on the right side of the display lifting mechanism and an inclination adjusting mechanism positioned on the rear side of the display lifting mechanism; the display lifting mechanism comprises a lifting plate screw rod, the lifting plate screw rod is connected with a lifting plate in a threaded mode, a gear is arranged in the lifting plate, a screen support is arranged on the upper end face of the lifting plate, and a screen inclined shaft extending forwards is connected in the screen support in a rotating mode. The computer screen which is not used by a computer can be collected into the desk by the motor, the utilization rate of the desktop is improved, two using modes of the computer screen can be selected by adjusting the screen inclined rack, and when the screen inclined rack is meshed with the gear, the screen is used in a mode of not shielding the sight; the screen is used in a normal mode when the screen tilt rack is not engaged with the gear.
Description
The embodiment of the invention relates to the technical field of office furniture, in particular to an office computer desk with an adjustable and liftable computer screen.
Background
At present, office computer desk on the market is when not using the computer, can let the display easily attach the dust and influence the display life-span, still can occupy the desktop position and lead to using the desktop inconvenient, simultaneously when meeting or listening and speaking the circumstances such as, need use the computer screen to assist, but the display screen of ordinary vertical placing can block the sight again and influence and exchange, and the current office desk that has screen raising and lowering functions can't realize using the computer screen under the mode of not sheltering from mostly, consequently need one kind can the computer screen go up and down and can realize the office computer desk of using the computer screen that does not shelter from the sight.
Disclosure of Invention
Therefore, the embodiment of the invention provides the office computer desk with the adjustable and liftable computer screen, the display can be folded when the office computer desk is not used for a computer, two opening modes of the display can be selected, and the display screen can be used in a mode without shielding the sight and can be normally used.
In order to achieve the above object, an embodiment of the present invention provides the following:
an office computer desk with a computer screen capable of being adjusted and lifted comprises a desk entity, a display lifting mechanism arranged in the desk entity, a desk plate moving mechanism positioned on the right side of the display lifting mechanism and an inclination adjusting mechanism positioned on the rear side of the display lifting mechanism;
the display lifting mechanism comprises a lifting plate screw rod, the lifting plate screw rod is in threaded connection with a lifting plate, a gear is arranged in the lifting plate, a screen support is arranged on the upper end face of the lifting plate, and a screen inclined shaft extending forwards is rotationally connected in the screen support;
the seat board moving mechanism comprises a table board positioned on the upper side of the screen inclined shaft, a table board pin is fixedly arranged at the right tail end of the front end surface of the table board, a table board sliding slide block is rotatably connected onto the table board pin, a table board retracting board is arranged on the right side of the screen support, and a table board pull rope is fixedly arranged between the upper end surface of the table board retracting board and the lower end surface of the table board sliding slide block;
the tilt adjusting mechanism includes a screen tilt rack located at a rear side of the lifting plate and capable of being engaged with the gear.
As a preferred embodiment of the present invention, a lifting plate sliding cavity with an upward opening is disposed in the table entity, a lifting plate is disposed at a lower end of the lifting plate sliding cavity, the lifting plate is slidably connected to the lifting plate sliding cavity, a motor fixedly connected to the table entity is disposed at a lower side of the lifting plate sliding cavity, a table transmission cavity is disposed between the motor and the lifting plate sliding cavity, a lifting plate transmission cavity is disposed between the table transmission cavity and the lifting plate sliding cavity, the lifting plate screw extends downward to penetrate through the lifting plate transmission cavity, a motor driving shaft extending upward to penetrate through the table transmission cavity to the lifting plate transmission cavity is fixedly connected to an upper end surface of the motor, a first transmission belt located in the lifting plate transmission cavity is dynamically connected between the motor driving shaft and the lifting plate screw, and a first transmission belt extending upward to penetrate through the table transmission cavity to the lifting plate sliding cavity is rotatably connected to a lower end wall of the table transmission cavity The table retracting screw is positioned on the right side of the motor driving shaft, the table retracting plate is in threaded connection with the table retracting screw, and the motor driving shaft is in power connection with the table retracting screw and is positioned on a second transmission belt in the table transmission cavity.
As a preferable scheme of the invention, a first pressing block capable of tightening the first transmission belt is connected in the lower end wall of the lifting plate transmission cavity in a sliding manner, a first pressing block spring is fixedly connected between the lower end surface of the first pressing block and the lower end wall of the lifting plate transmission cavity, two second pressing blocks which are arranged symmetrically left and right and can tighten the second transmission belt are connected in the lower end wall of the table board transmission cavity in a sliding way, a second pressing block spring is fixedly arranged between the lower end surface of the second pressing block and the lower end wall of the table plate transmission cavity, a first pull rope is fixedly arranged between the lower end surface of the second pressing block on the left side and the lower end surface of the first pressing block, a second pressing block corresponding to the lifting plate is connected in the lower end wall of the lifting plate sliding cavity in a sliding way, a third pressing block spring is fixedly arranged between the lower end surface of the second pressing block and the lower end wall of the sliding cavity of the lifting plate, and a second pull rope is fixedly arranged between the lower end face of the second pressing block and the lower end face of the second pressing block on the right side.
As a preferable aspect of the present invention, the spring force of the second presser spring on the left side is greater than that of the first presser spring, and the spring force of the second presser spring on the right side is smaller than that of the third presser spring.
As a preferable aspect of the present invention, the display lifting mechanism further includes a gear chamber located in the lifting plate and having a rearward opening.
As a preferable scheme of the invention, a retracting plate sliding cavity extending downwards to the table transmission cavity is arranged at the lower right side of the lifting plate sliding cavity in a communicating manner, the table retracting plate is in sliding connection with the retracting plate sliding cavity, a screen support shaft corresponding to the second pressing block at the left side is arranged at the left end of the lower end surface of the table retracting plate, an arc-shaped sliding pin is fixedly connected to the middle of the rear end surface of the table, an arc-shaped sliding cavity corresponding to the arc-shaped sliding pin is arranged at the rear side of the lifting plate sliding cavity in a communicating manner, the arc-shaped sliding cavity is in sliding connection with the arc-shaped sliding pin, a vertically arranged table sliding cavity is arranged at the right end of the front end wall of the lifting plate sliding cavity in a communicating manner, and the table sliding slider is in sliding connection with the table sliding cavity.
As a preferable scheme of the present invention, the tilt adjusting mechanism includes a rack cavity, the rack cavity corresponds to the gear and is forward communicated with the lifter plate sliding cavity, a screen tilt rack capable of meshing with the gear is disposed in the rack cavity, an upward extending tilt transmission cavity is disposed at a rear side of the rack cavity, and an adjusting rack shaft is rotatably connected to a rear end wall of the rack cavity, extends backward into the tilt transmission cavity, and extends forward to be in threaded connection with the screen tilt rack.
As a preferable scheme of the present invention, a bevel gear primary cavity located on the upper side of the rack cavity is disposed between the lifter plate sliding cavity and the inclined transmission cavity, an inclined adjustment shaft extending upward to the outside and downward to the bevel gear primary cavity is rotatably connected to an upper end wall of the bevel gear primary cavity, a first bevel gear is fixedly connected to a lower end surface of the inclined adjustment shaft, a bevel gear shaft extending rightward to the inclined transmission cavity and extending leftward to the bevel gear primary cavity is rotatably connected to a right end wall of the bevel gear primary cavity, a second bevel gear fixedly connected to the bevel gear primary cavity is disposed at a left end of the bevel gear shaft, and an inclined transmission belt located in the inclined transmission cavity is dynamically connected between the bevel gear shaft and the adjustment rack shaft.
As a preferable scheme of the present invention, the display lifting mechanism further includes a worm gear cavity located in the lifting plate and located on the right side of the gear cavity, a worm shaft extending leftward into the gear cavity and extending rightward into the worm gear cavity is rotatably and cooperatively connected to a left end wall of the worm gear cavity, the gear is fixedly connected to a left end of the worm shaft, a screen support shaft extending upward into the screen support and downward into the worm gear cavity is rotatably connected to an upper end wall of the worm gear cavity, and a worm wheel meshed with a right end of the worm shaft is fixedly arranged at a lower end of the screen support shaft.
As a preferable scheme of the present invention, a bevel gear cavity is disposed in the screen support above the worm gear, the screen support shaft extends upward into the bevel gear cavity, a third bevel gear is fixedly connected to a rear end of the screen support shaft, the third bevel gear engages with a fourth bevel gear in the bevel gear cavity, the screen tilting shaft is rotatably connected to the screen support and extends rearward into the bevel gear cavity, a fourth bevel gear engaged with the third bevel gear is fixedly disposed at a rear end of the screen tilting shaft, and a computer screen is fixedly connected to a front end of a right end face of the screen tilting shaft.
The embodiment of the invention has the following advantages:
the computer screen which is not used by a computer can be collected into the desk by the motor, the utilization rate of the desktop is improved, two using modes of the computer screen can be selected by adjusting the screen inclined rack, and when the screen inclined rack is meshed with the gear, the screen is used in a mode of not shielding the sight; the screen is used in a normal mode when the screen tilt rack is not engaged with the gear.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the invention, and do not limit the limit conditions of the invention, so that the invention has no technical essence, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical contents disclosed in the invention without affecting the efficacy and the achievable purpose of the invention.
Fig. 1 is a schematic structural diagram of an office computer desk with an adjustable and liftable computer screen according to an embodiment of the present invention.
Fig. 2 is a schematic sectional view of the structure in the direction of a-a in fig. 1.
Fig. 3 is a schematic sectional view of the structure in the direction B-B in fig. 1.
Fig. 4 is a schematic sectional view of the structure in the direction C-C in fig. 1.
Fig. 5 is a schematic sectional view of the structure in the direction of D-D in fig. 1.
Fig. 6 is a schematic view of an office computer desk with an adjustable and liftable computer screen according to an embodiment of the present invention.
Detailed Description
While embodiments of the present invention will be described with reference to particular embodiments, those skilled in the art will readily appreciate that the present invention has additional advantages and benefits that may be realized from the teachings herein, and that the embodiments described are only a few, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention provides an office computer desk with an adjustable and liftable computer screen, which comprises a desk body 10, a display lifting mechanism disposed in the desk body 10, a desk board moving mechanism located on the right side of the display lifting mechanism, and a display tilting mechanism located on the display lifting mechanism.
The table comprises a table body 10, a display lifting mechanism arranged in the table body 10, a table plate moving mechanism positioned on the right side of the display lifting mechanism and an inclination adjusting mechanism positioned on the rear side of the display lifting mechanism;
the display lifting mechanism comprises a lifting plate screw 16, a lifting plate 15 is connected to the lifting plate screw 16 in a threaded mode, a gear 42 is arranged in the lifting plate 15, a screen support 14 is arranged on the upper end face of the lifting plate 15, and a screen inclined shaft 13 extending forwards is connected in the screen support 14 in a rotating mode;
the seat board moving mechanism comprises a table board 11 positioned on the upper side of the screen inclined shaft 13, a table board pin 33 is fixedly arranged at the right tail end of the front end surface of the table board 11, a table board sliding slide block 32 is rotatably connected onto the table board pin 33, a table board retracting board 29 is arranged on the right side of the screen support 14, and a table board pull rope 51 is fixedly arranged between the upper end surface of the table board retracting board 29 and the lower end surface of the table board sliding slide block 32;
the tilt adjusting mechanism includes a screen tilt rack 18 located at the rear side of the elevating plate 15 and capable of engaging with the gear 42.
The desk comprises a desk body 10, a lifting plate sliding cavity 31 with an upward opening is arranged in the desk body 10, a lifting plate 15 is arranged at the lower end of the lifting plate sliding cavity 31, the lifting plate 15 is in sliding connection with the lifting plate sliding cavity 31, a motor 25 fixedly connected with the desk body 10 is arranged on the lower side of the lifting plate sliding cavity 31, a desk transmission cavity 53 is arranged between the motor 25 and the lifting plate sliding cavity 31, a lifting plate transmission cavity 19 is arranged between the desk transmission cavity 53 and the lifting plate sliding cavity 31, a lifting plate screw 16 extends downwards to penetrate through the lifting plate transmission cavity 19, a motor driving shaft 52 extending upwards to penetrate through the desk transmission cavity 53 to the lifting plate transmission cavity 19 is fixedly connected to the upper end face of the motor 25, and a first transmission belt 20 located in the lifting plate transmission cavity 19 is dynamically connected between the motor driving shaft 52 and the lifting plate screw 16, a table retracting screw 28 which extends upwards and penetrates through the table transmission cavity 53 to the lifting plate sliding cavity 31 is rotationally connected to the lower end wall of the table transmission cavity 53, the table retracting screw 28 is located on the right side of the motor driving shaft 52, the table retracting plate 29 is in threaded connection with the table retracting screw 28, and the motor driving shaft 52 is in power connection with the table retracting screw 28 to form a second transmission belt 24 which is located in the table transmission cavity 53.
A first pressing block 21 capable of tightening the first transmission belt 20 is connected in the lower end wall of the lifting plate transmission cavity 19 in a sliding manner, a first pressing block spring 56 is fixedly connected between the lower end surface of the first pressing block 21 and the lower end wall of the lifting plate transmission cavity 19, two second pressing blocks 26 which are arranged in bilateral symmetry and capable of tightening the second transmission belt 24 are connected in the lower end wall of the table plate transmission cavity 53 in a sliding manner, a second pressing block spring 58 is fixedly arranged between the lower end surface of the second pressing block 26 and the lower end wall of the table plate transmission cavity 53, a first pull rope 59 is fixedly arranged between the lower end surface of the second pressing block 26 on the left side and the lower end surface of the first pressing block 21, a second pressing block 22 corresponding to the lifting plate 15 is connected in the lower end wall of the lifting plate sliding cavity 31 in a sliding manner, and a third pressing block spring 57 is fixedly arranged between the lower end surface of the second pressing block 22 and the lower end wall of the lifting plate sliding cavity 31, a second pull rope 60 is fixedly arranged between the lower end surface of the second pressing block 22 and the lower end surface of the second pressing block 26 on the right side;
the second presser spring 58 on the left side has a larger spring force than the first presser spring 56, and the second presser spring 58 on the right side has a smaller spring force than the third presser spring 57.
The display lifting mechanism further comprises a gear cavity 61 located in the lifting plate 15 and opening backwards.
The lift board slides the chamber 31 right side downside intercommunication and is equipped with downwardly extending to the board sliding chamber 54 that packs up of table transmission chamber 53 intercommunication, the table pack up board 29 with pack up board sliding chamber 54 sliding connection, the table pack up under 29 terminal surface left side end be equipped with the left side screen support axle 62 that second briquetting 26 corresponds, fixed connection is equipped with arc sliding pin 30 in the middle of the table 11 rear end face, lift board sliding chamber 31 rear side intercommunication be equipped with arc sliding chamber 46 that arc sliding pin 30 corresponds, arc sliding chamber 46 with arc sliding pin 30 sliding connection, lift board sliding chamber 31 front end wall right side end intercommunication is equipped with the table sliding chamber 34 of vertical setting, table sliding block 32 with table sliding chamber 34 sliding connection.
The inclination adjusting mechanism comprises a rack cavity 47, the rack cavity 47 and the gear 42 correspond and forward with the lifting plate sliding cavity 31 is communicated, the rack cavity 47 is internally provided with a screen inclination rack 18 which can be meshed with the gear 42, the rear side of the rack cavity 47 is provided with an inclined transmission cavity 39 which extends upwards, and the rear end wall of the rack cavity 47 is connected in an inner rotation mode and extends backwards to the inclined transmission cavity 39 and forwards extends to an adjusting rack shaft 41 which is connected with the screen inclination rack 18 in a threaded mode.
A bevel gear first cavity 36 located on the upper side of the rack cavity 47 is arranged between the lifting plate sliding cavity 31 and the inclined transmission cavity 39, an inclined adjusting shaft 35 which extends upwards to the outside and downwards to the bevel gear first cavity 36 is rotationally connected to the upper end wall of the bevel gear first cavity 36, a first bevel gear 37 is fixedly connected to the lower end face of the inclined adjusting shaft 35, a bevel gear shaft 55 which extends rightwards to the inclined transmission cavity 39 and leftwards to the bevel gear first cavity 36 is rotationally connected to the right end wall of the bevel gear first cavity 36, a second bevel gear 38 fixedly connected to the bevel gear first cavity 36 is arranged at the tail end of the left side of the bevel gear shaft 55, and an inclined transmission belt 40 located in the inclined transmission cavity 39 is dynamically connected between the bevel gear shaft 55 and the adjusting rack shaft 41.
The display lifting mechanism further comprises a worm gear cavity 43 which is positioned in the lifting plate 15 and positioned on the right side of the gear cavity 61, a worm shaft 44 which extends leftwards into the gear cavity 61 and rightwards into the worm gear cavity 43 is connected to the left end wall of the worm gear cavity 43 in a rotating fit mode, the gear 42 is fixedly connected with the left end of the worm shaft 44, a screen support shaft 62 which extends upwards into the screen support 14 and downwards into the worm gear cavity 43 is connected to the upper end wall of the worm gear cavity 43 in a rotating mode, and a worm gear 45 which is meshed with the right end of the worm shaft 44 is fixedly arranged at the lower end of the screen support shaft 62.
A bevel gear cavity 48 is formed in the screen support 14 above the worm gear 45, the screen support shaft 62 extends upwards into the bevel gear cavity 48, a third bevel gear 49 is fixedly connected to the tail end of the screen support shaft 62, the third bevel gear 49 is engaged with a fourth bevel gear 50 in the bevel gear cavity 48, the screen tilting shaft 13 is rotatably connected with the screen support 14 and extends backwards into the bevel gear cavity 48, the fourth bevel gear 50 engaged with the third bevel gear 49 is fixedly arranged at the tail end of the rear side of the screen tilting shaft 13, and the computer screen 12 is fixedly connected to the tail end of the front side of the right end face of the screen tilting shaft 13.
The lifting plate 15 is attached to the lower end wall of the lifting plate sliding cavity 31 in the initial state, the second pressing block 22 is abutted to the lower end face of the lifting plate 15, the third pressing block spring 57 is in a compressed state, the second pull rope 60 is in a tightened state, the second pressing block 26 is popped up and tightens the second transmission belt 24, the second transmission belt 24 is in a tightened transmission state, the second pressing block 26 on the left side is popped up, the first pressing block 21 is in a retracted state and is not in contact with the first transmission belt 20, the first transmission belt 20 is in a loosened and non-transmission state, the second transmission belt 24 is in tightened transmission, the table 11 is in a horizontal closing state, the table retracting plate 29 is located at the tail end of the upper side of the table retracting screw 28, and the computer screen 12 is in a vertical state.
When the display screen needs to be normally used, the motor 25 is started, the motor driving shaft 52 rotates to drive the table retracting screw 28 to rotate through the second transmission belt 24, so that the table retracting plate 29 is driven to move downwards along the table retracting screw 28, the table retracting plate 29 moves downwards to drive the table sliding slide block 32 to move downwards along the table sliding cavity 34 through the table pull rope 51, the table 11 is driven to move downwards through the table pin 33, and the table 11 rotates to a vertical state by taking the table pin 33 as the center while moving downwards in cooperation with the limiting effect of the arc sliding cavity 46 on the arc sliding pin 30;
when the table board retracting plate 29 reaches the bottom end of the retracting plate sliding cavity 54, the screen support shaft 62 just presses the left second pressing block 26 to enable the left second pressing block spring 58 to be compressed, the first pulling rope 59 is loosened, the first pressing block 21 loses the tensile force of the first pulling rope 59 and pops up under the thrust action of the first pressing block spring 56, at the moment, the second transmission belt 24 is still in a transmission state under the tightening action of the right second pressing block 26, but the table board retracting plate 29 descends to the non-threaded section of the table board retracting screw 28, so the table board retracting plate 29 does not descend any more, meanwhile, the first transmission belt 20 tightens to enable the motor driving shaft 52 to rotate to drive the lifting plate screw 16 to rotate through the first transmission belt 20, so that the lifting plate 15 ascends, the second pressing block 22 loses the pressure of the lifting plate 15 to pop up, the third pressing block spring 57 and the second pulling rope 60 are loosened, the right second pressing block 26 loses the tensile force of the second pulling rope 60 and retracts under the thrust action of the right second pressing block spring 58, the second drive belt 24 is released and does not drive;
when the lifting plate 15 rises to the top end of the lifting plate screw 16, the motor 25 is turned off, the lifting of the display screen is completed at the moment, and a user can normally use the display screen;
when the display screen needs to be used in a mode without shielding the sight, the tilt adjusting shaft 35 is rotated before the starting motor 25, the tilt adjusting shaft 35 is rotated, so that the first bevel gear 37 is rotated, the tilt adjusting shaft 35 is rotated to drive the second bevel gear 38 to rotate through the first bevel gear 37, so that the bevel gear shaft 55 is rotated, the bevel gear shaft 55 is rotated to drive the adjusting rack shaft 41 to rotate through the tilt transmission belt 40, so that the screen tilt rack 18 moves forward to be meshed with the gear 42, the tilt adjusting shaft 35 is stopped to rotate, the motor 25 is started, the above processes are repeated, so that the lifting plate 15 starts to ascend, at the moment, in the ascending process of the lifting plate 15, the gear 42 is rotated under the action of the screen tilt rack 18, so that the worm gear 45 is driven to rotate through the worm shaft 44, the worm gear 45 is rotated to drive the screen bracket shaft 62 to rotate, so that the screen tilt shaft 13 is driven to rotate under the transmission action of the third bevel gear 49 and the fourth bevel gear 50, so that the computer screen 12 rotates around the screen tilting axis 13 while rising;
when the computer screen 12 rotates to form a thirty-degree angle with the upper end surface of the table entity 10, the lower edge of the computer screen 12 is just flush with the upper end surface of the table entity 10, the motor 25 is turned off, and at the moment, a user can use the display screen in a non-shielding mode;
when the use is finished, the motor 25 is reversely rotated, the table transmission cavity 53 rotates, the lifting plate screw 16 is driven to rotate through the first transmission belt 20, so that the lifting plate 15 and the computer screen 12, the screen tilting shaft 13 and the screen bracket 14 move downwards, when the lifting plate 15 moves downwards to the lower end wall of the lifting plate sliding cavity 31, the lifting plate 15 presses the second pressing block 22, the second pull rope 60 is loosened, the right second pressing block 26 pops under the pushing force of the right second pressing block spring 58 to enable the second transmission belt 24 to be tensioned and transmitted, so that the table retracting screw 28 rotates, when the table retracting plate 29 ascends, the left second pressing block 26 loses the pressing and popping of the screen bracket shaft 62, the first pull rope 59 is tightened, the first pressing block 21 retracts under the pulling force of the first pull rope 59, the table pull rope 51 is loosened, so that the table sliding slide block 32 vertically slides upwards in the table sliding cavity 34, so that the table pin 33 moves upwards, the table pin 33 and the arc slide pin 30 are fixedly connected to the table 11 so that the arc slide pin 30 moves in the arc slide cavity 46 to the upper left to flip the table 11 ninety degrees to the horizontal.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. An office computer desk with a computer screen capable of being adjusted and lifted; the method is characterized in that: the table comprises a table body (10), a display lifting mechanism arranged in the table body (10), a table plate moving mechanism positioned on the right side of the display lifting mechanism and an inclination adjusting mechanism positioned on the rear side of the display lifting mechanism;
the display lifting mechanism comprises a lifting plate screw rod (16), a lifting plate (15) is connected to the lifting plate screw rod (16) in a threaded mode, a gear (42) is arranged in the lifting plate (15), a screen support (14) is arranged on the upper end face of the lifting plate (15), and a screen inclined shaft (13) extending forwards is connected to the screen support (14) in a rotating mode;
the seat board moving mechanism comprises a table board (11) positioned on the upper side of the screen tilting shaft (13), a table board pin (33) is fixedly arranged at the right tail end of the front end face of the table board (11), a table board sliding slide block (32) is rotatably connected onto the table board pin (33), a table board retracting plate (29) is arranged on the right side of the screen support (14), and a table board pull rope (51) is fixedly arranged between the upper end face of the table board retracting plate (29) and the lower end face of the table board sliding slide block (32);
the tilt adjustment mechanism includes a screen tilt rack (18) located at the rear side of the lifting plate (15) and capable of meshing with the gear (42).
2. The adjustable and liftable office computer desk of claim 1, wherein a lifting plate sliding cavity (31) with an upward opening is formed in the desk body (10), a lifting plate (15) is arranged at the lower end of the lifting plate sliding cavity (31), the lifting plate (15) is slidably connected with the lifting plate sliding cavity (31), a motor (25) fixedly connected with the desk body (10) is arranged at the lower side of the lifting plate sliding cavity (31), a desk transmission cavity (53) is formed between the motor (25) and the lifting plate sliding cavity (31), a lifting plate transmission cavity (19) is formed between the desk transmission cavity (53) and the lifting plate sliding cavity (31), the lifting plate screw (16) extends downwards to penetrate through the lifting plate transmission cavity (19), and an upper end face of the motor (25) is fixedly connected with a lifting plate transmission cavity (53) which extends upwards to the lifting plate transmission cavity (19) The table plate folding mechanism comprises a motor driving shaft (52), a first transmission belt (20) located in a lifting plate transmission cavity (19) is in power connection with the lifting plate screw rod (16) between the motor driving shaft (52), a table plate folding screw rod (28) extending upwards to penetrate through the table plate transmission cavity (53) and in the lifting plate sliding cavity (31) is in rotary connection with the lower end wall of the table plate transmission cavity (53), the table plate folding screw rod (28) is located on the right side of the motor driving shaft (52), a table plate folding plate (29) is in threaded connection with the table plate folding screw rod (28), and a second transmission belt (24) located in the table plate transmission cavity (53) is in power connection with the table plate folding screw rod (28) between the motor driving shaft (52) and the table plate folding screw rod (28).
3. The adjustable and liftable office computer desk of claim 2, wherein a first pressing block (21) capable of tightening the first transmission belt (20) is slidably connected to the lower end wall of the lifting plate transmission cavity (19), a first pressing block spring (56) is fixedly connected between the lower end surface of the first pressing block (21) and the lower end wall of the lifting plate transmission cavity (19), two second pressing blocks (26) which are bilaterally symmetrically arranged and capable of tightening the second transmission belt (24) are slidably connected to the lower end wall of the desk plate transmission cavity (53), a second pressing block spring (58) is fixedly arranged between the lower end surface of the second pressing block (26) and the lower end wall of the desk plate transmission cavity (53), and a first pull rope (59) is fixedly arranged between the lower end surface of the second pressing block (26) on the left side and the lower end surface of the first pressing block (21), the lifting plate sliding cavity is characterized in that a second pressing block (22) corresponding to the lifting plate (15) is connected to the lower end wall of the lifting plate sliding cavity (31) in a sliding mode, a third pressing block spring (57) is fixedly arranged between the lower end face of the second pressing block (22) and the lower end wall of the lifting plate sliding cavity (31), and a second pull rope (60) is fixedly arranged between the lower end face of the second pressing block (22) and the lower end face of the second pressing block (26).
4. The adjustable and liftable office computer desk of claim 3, wherein the second pressing spring (58) on the left side has a larger elastic force than the first pressing spring (56), and the second pressing spring (58) on the right side has a smaller elastic force than the third pressing spring (57).
5. The adjustable and liftable office computer desk of claim 1, wherein the monitor lifting mechanism further comprises a gear chamber (61) located in the lifting plate (15) and opening backward.
6. The adjustable and liftable office computer desk of claim 1, wherein a retraction plate sliding chamber (54) extending downward to the desk transmission chamber (53) is provided at the lower right side of the lifting plate sliding chamber (31) in a communicating manner, the desk retraction plate (29) is slidably connected with the retraction plate sliding chamber (54), a screen support shaft (62) corresponding to the second pressing block (26) at the left side is provided at the left end of the lower end surface of the desk retraction plate (29), an arc sliding pin (30) is fixedly connected with the middle of the rear end surface of the desk (11), an arc sliding chamber (46) corresponding to the arc sliding pin (30) is provided at the rear side of the lifting plate sliding chamber (31) in a communicating manner, the arc sliding chamber (46) is slidably connected with the arc sliding pin (30), the right end of the front end wall of the lifting plate sliding chamber (31) is provided with a desk sliding chamber (34) arranged vertically in a communicating manner, the table plate sliding slide block (32) is in sliding connection with the table plate sliding cavity (34).
7. The adjustable and liftable office computer desk according to claim 1, wherein the tilt adjusting mechanism comprises a rack cavity (47), the rack cavity (47) corresponds to the gear (42) and is communicated with the lifting plate sliding cavity (31) forwards, a screen tilt rack (18) capable of being meshed with the gear (42) is arranged in the rack cavity (47), an upward extending tilt transmission cavity (39) is arranged at the rear side of the rack cavity (47), and an adjusting rack shaft (41) which extends backwards into the tilt transmission cavity (39) and is connected with the screen tilt rack (18) in a threaded manner is rotatably connected to the rear end wall of the rack cavity (47).
8. The adjustable and liftable office computer desk of claim 7, wherein a bevel gear cavity (36) is disposed between the lifting plate sliding cavity (31) and the inclined transmission cavity (39) and located at the upper side of the rack cavity (47), an inclined adjustment shaft (35) extending upward to the outside and downward to the bevel gear cavity (36) is rotatably connected to the upper end wall of the bevel gear cavity (36), a first bevel gear (37) is fixedly connected to the lower end surface of the inclined adjustment shaft (35), a bevel gear shaft (55) extending rightward to the inclined transmission cavity (39) and leftward to the bevel gear cavity (36) is rotatably connected to the right end wall of the bevel gear cavity (36), a second bevel gear (38) fixedly connected to the bevel gear cavity (36) is disposed at the left end of the bevel gear shaft (55), an inclined transmission belt (40) positioned in the inclined transmission cavity (39) is in power connection between the bevel gear shaft (55) and the adjusting rack shaft (41).
9. The adjustable and liftable office computer desk as claimed in claim 8, characterized in that the display lifting mechanism also comprises a worm gear cavity (43) which is positioned in the lifting plate (15) and on the right side of the gear cavity (61), a worm shaft (44) which extends leftwards into the gear cavity (61) and rightwards into the worm gear cavity (43) is connected with the left end wall of the worm gear cavity (43) in a rotating and matching way, the gear (42) is fixedly connected with the left end of the worm shaft (44), the upper end wall of the worm gear cavity (43) is rotationally connected with a screen bracket shaft (62) which extends upwards into the screen bracket (14) and downwards into the worm gear cavity (43), and a worm wheel (45) meshed with the tail end of the right side of the worm shaft (44) is fixedly arranged at the tail end of the lower side of the screen support shaft (62).
10. The adjustable and liftable office computer desk as claimed in claim 9, it is characterized in that a bevel gear two-cavity (48) is arranged in the screen bracket (14) above the worm wheel (45), the screen support shaft (62) extends upwards into the bevel gear cavity (48), the upper end of the screen bracket shaft (62) is fixedly connected with a third bevel gear (49), the third bevel gear (49) engaging a fourth bevel gear (50) in the bevel gear chamber (48), the screen tilting shaft (13) is rotationally connected with the screen bracket (14) and extends backwards into the bevel gear cavity (48), the rear end of the screen tilting shaft (13) is fixedly provided with a fourth bevel gear (50) meshed with the third bevel gear (49), the front end of the right end face of the screen tilting shaft (13) is fixedly connected with a computer screen (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111529726.0A CN114176311A (en) | 2021-12-14 | 2021-12-14 | Adjustable liftable office computer desk of computer screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111529726.0A CN114176311A (en) | 2021-12-14 | 2021-12-14 | Adjustable liftable office computer desk of computer screen |
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| Publication Number | Publication Date |
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| CN114176311A true CN114176311A (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111529726.0A Pending CN114176311A (en) | 2021-12-14 | 2021-12-14 | Adjustable liftable office computer desk of computer screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115517463A (en) * | 2022-05-17 | 2022-12-27 | 徐国斌 | Data management equipment based on simulation process |
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Application publication date: 20220315 |
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