CN113925329B - Display device is used in evaluation of science and technology activity efficiency - Google Patents
Display device is used in evaluation of science and technology activity efficiency Download PDFInfo
- Publication number
- CN113925329B CN113925329B CN202111197363.5A CN202111197363A CN113925329B CN 113925329 B CN113925329 B CN 113925329B CN 202111197363 A CN202111197363 A CN 202111197363A CN 113925329 B CN113925329 B CN 113925329B
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- China
- Prior art keywords
- display
- storage box
- information board
- plate
- connecting arm
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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
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F7/00—Show stands, hangers, or shelves, adapted for particular articles or materials
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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
- A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
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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
- A47B91/00—Feet for furniture in general
- A47B91/06—Gliders or the like
- A47B91/066—Swivel gliders
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F5/00—Show stands, hangers, or shelves characterised by their constructional features
- A47F5/10—Adjustable or foldable or dismountable display stands
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
- E06B3/362—Double winged doors or windows
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
- E06B3/367—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening specially adapted for furniture
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
Abstract
The invention discloses a display device for evaluating efficiency of scientific and technological activities, which comprises: the bottom of the exhibition stand is provided with a storage box, and the exhibition stand is provided with a first opening communicated with the inside of the storage box; the display piece information board is arranged above the display table and hinged to one side of the display table; the lifting assembly is arranged in the storage box; the supporting plate is arranged in the storage box and connected with the lifting assembly, and the lifting assembly drives the supporting plate to lift; the rotating assembly is arranged on the supporting plate; the display piece placing plate is arranged above the display table and connected with the rotating assembly, the rotating assembly drives the display piece placing plate to rotate, and the supporting plate drives the display piece placing plate to leave or enter the storage box through the first opening; and the at least one linkage assembly is arranged between the display piece information board and the supporting board, and drives the display piece information board to rotate away from the display stand through the transmission of the linkage assembly when the supporting board ascends, and drives the display piece information board to rotate close to the display stand through the transmission of the linkage assembly when the supporting board descends. The device can improve the display efficiency.
Description
Technical Field
The invention belongs to the technical field of display devices, and particularly relates to a display device for evaluating efficiency of scientific and technological activities.
Background
Technological activities refer to all, organized, systematic technological activities closely related to the generation, development, propagation and application of technological knowledge in all scientific and technical fields, namely natural science, agricultural science, medical science, engineering and technical science, humane and social science. By organized, systematic, technological activities, it is meant that within the framework of an organization, work plans are placed in the organization, and technological activities are planned by the staff of the organization. The statistical technological activities refer to technological activities which are organized and developed systematically in the investigation range. Including research and development activities, research and development effort application activities, and scientific and technological service activities.
In the technical activity exhibition, many devices such as a display table, a tablecloth, light, a display part, a brochure and the like are required to be prepared, and are arranged independently before and after being assembled and disassembled, so that a great deal of time is required to be spent for arrangement, the efficiency is extremely low, and more manpower is required in the carrying process, so that a device is required to be provided for solving the problem.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a display device for evaluating efficiency of a technological activity, which can improve the display efficiency.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a display device for scientific and technological activity efficiency evaluation, comprising:
the display stand is provided with a storage box at the bottom and a first opening communicated with the inside of the storage box;
the display piece information board is arranged above the display table and hinged to one side of the display table;
the lifting assembly is arranged in the storage box;
the supporting plate is arranged in the storage box and connected with the lifting assembly, and the lifting assembly drives the supporting plate to lift;
the rotating assembly is arranged on the supporting plate;
the display piece placing plate is arranged above the display stand and connected with the rotating assembly, the rotating assembly drives the display piece placing plate to rotate, and the supporting plate drives the display piece placing plate to leave or enter the storage box through the first opening;
at least one linkage assembly is arranged between the display piece information board and the supporting board, and the display piece information board is driven by the linkage assembly to rotate away from the display stand when the supporting board ascends, and is driven by the linkage assembly to rotate close to the display stand when the supporting board descends.
According to one embodiment of the invention, the display device comprises a connecting plate, wherein the connecting plate is arranged on one side of the display information board and hinged with one side of the display platform, a first threaded rod is arranged on one side of the display information board, the first threaded rod penetrates through the connecting plate, a locking knob is sleeved at one end, far away from the display information board, of the first threaded rod, and the connecting plate and the display information board are fastened and connected through the locking knob and the first threaded rod.
According to an embodiment of the present invention, the rotating assembly is a first motor, and an output shaft of the first motor is fixedly connected to the display placing plate.
According to an embodiment of the invention, the lifting assembly comprises:
the second motor is arranged at the bottom of the storage box;
the first gear is sleeved on the output shaft of the second motor;
the connecting rod is arranged at the side of the second motor through the mounting seat, a second gear is sleeved on the connecting rod, and the second gear is meshed with the first gear;
the two first bevel gears are respectively arranged at two ends of the connecting rod;
the two rectangular sleeves are arranged at the bottom of the storage box and are respectively positioned beside the two first bevel gears;
the two support rods are respectively penetrated and connected in the two rectangular sleeves in a sliding manner, and the upper ends of the support rods are connected with the bottoms of the support plates;
the two second threaded rods are respectively arranged in the two rectangular sleeves and the two supporting rods in a penetrating mode, the upper ends of the second threaded rods are connected with the supporting rods in a threaded mode, and the lower ends of the second threaded rods extend out of the rectangular sleeves;
the two second bevel gears are respectively connected to the lower ends of the two second threaded rods and meshed with the two first bevel gears, and the lower ends of the second bevel gears are rotationally connected with the bottom of the storage box.
According to an embodiment of the present invention, a second opening is provided on a side wall of the storage box, a fixing rod is provided in the second opening, and the linkage assembly includes:
the mounting bracket is connected with the supporting plate;
the first end of the first connecting arm is hinged with the mounting bracket, a first waist-shaped through hole is formed in the first connecting arm, and the first waist-shaped through hole is sleeved on the fixing rod;
and the first end of the second connecting arm is hinged with the second end of the first connecting arm, and the second end of the second connecting arm is hinged with the display piece information board.
According to an embodiment of the present invention, a second waist-shaped through hole is provided at a second end of the second connecting arm, a hinge rod is inserted in the second waist-shaped through hole, a third connecting arm is sleeved and fixedly connected on the hinge rod, and the other end of the third connecting arm is fixedly connected to the stent-graft information board.
According to an embodiment of the invention, four universal wheels which are uniformly distributed are arranged at the bottom of the storage box.
According to the embodiment of the invention, two mounting plates are arranged in the storage box, one side of each mounting plate is fixedly arranged on the inner side wall of the storage box, the other side of each mounting plate is fixedly arranged at the bottom of the storage box, and drawers are arranged at the bottom of each mounting plate.
According to one embodiment of the invention, two cabinet doors are arranged on one side of the storage box, and the two cabinet doors are hinged with the storage box on the side far away from each other.
By adopting the technical scheme, the invention has the following advantages and positive effects compared with the prior art:
according to the embodiment of the invention, the display table, the display piece information board and the display piece placing board are arranged, the storage box is arranged at the bottom of the display table, the lifting assembly is arranged at the bottom of the display piece placing board, when the display piece placing board is arranged on site, objects such as tablecloth, lamplight, display pieces and propaganda books are taken out through the storage box, visitors can know basic information and achievement benefits of the display piece through the display piece information board, a model or an original piece of the display piece is placed through the display piece placing board, so that the visitors can clearly know the appearance of the display piece, when the display piece is picked up on site, all arrangement devices are collected in the storage box, the lifting assembly drives the support plate and the display piece placing board to descend into the storage box, and the linkage assembly drives the display piece information board to rotate towards the display table in the descending process of the support plate until the display piece information board is attached to the support plate, so that the automatic covering of the display piece information board is realized. And because lifting assembly drives the showpiece to put the board and descends to in the storage tank, when messenger's showpiece information board and stand subsides, can not crush the showpiece of showpiece on putting the board, it is inefficiency to have solved arranging the device arrangement in the scientific and technological activity, needs the problem that the manual handling is many.
Drawings
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is an isometric view of a display device for evaluating efficiency of a technological activity according to the present invention;
FIG. 2 is a schematic diagram showing a display device for evaluating efficiency of a technological activity according to the present invention;
FIG. 3 is a schematic diagram showing a display device for evaluating efficiency of a technological activity according to the present invention;
FIG. 4 is a schematic diagram of a display device display information board for evaluating efficiency of a technological activity according to the present invention;
fig. 5 is a schematic diagram showing a part of a display device for evaluating efficiency of a technological activity according to the present invention.
Reference numerals illustrate:
1: an exhibition stand; 2: a storage box; 3: a display information board; 4: a display member placing plate; 5: a support plate; 6: a first motor; 7: a lifting assembly; 8: a universal wheel; 9: a connecting plate; 10: a first threaded rod; 11: a locking knob; 12: a mounting plate; 13: a drawer; 14: a cabinet door; 15: a second opening; 16: a fixed rod; 17: a mounting bracket; 18: a first connecting arm; 19: a first kidney-shaped through hole; 20: a second connecting arm; 21: a second kidney-shaped through hole; 22: a second motor; 23: a first gear; 24: a connecting rod; 25: a second gear; 26: a first bevel gear; 27: a rectangular sleeve; 28: a second bevel gear; 29: a support rod; 30: and a second threaded rod.
Detailed Description
The invention is described in further detail below with reference to the drawings and the specific examples. Advantages and features of the invention will become more apparent from the following description and from the claims. It is noted that the drawings are in a very simplified form and utilize non-precise ratios, and are intended to facilitate a convenient, clear, description of the embodiments of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Referring to fig. 1 to 5, the core of the present invention is to provide a display device for evaluating efficiency of scientific and technological activities, which comprises a display stand 1, a display information board 3, a lifting component 7, a supporting board 5, a rotating component, a display placing board 4 and at least one linkage component.
The bottom of the exhibition stand 1 is provided with a storage box 2, and the exhibition stand 1 is provided with a first opening communicated with the inside of the storage box 2. The locker 2 is used for storing various kinds of display articles.
The bottom of storage tank 2 is equipped with four evenly distributed's universal wheel 8 to need not many people to carry after making storage tank 2 collect the completion, solved the storage tank 2 and collected the problem that needs many people to carry after accomplishing, realized the mobilizable problem of storage tank 2. The inside of storage tank 2 is equipped with two mounting panels 12, and one side of every mounting panel 12 is fixed to be set up on the inside wall of storage tank 2, and the opposite side of every mounting panel 12 is fixed to be set up in the bottom of storage tank 2, and the bottom of every mounting panel 12 all is equipped with drawer 13, through setting up mounting panel 12 to set up drawer 13 in mounting panel 12 bottom, thereby make the space in the storage tank 2 multiply, be convenient for put the arrangement device, solved and arranged the device and put in disorder in storage tank 2 put the problem, realized that storage tank 2 put clearly, arrange orderly function. One side of the storage box 2 is provided with two cabinet doors 14, and one side, away from each other, of the two cabinet doors 14 is hinged with the storage box 2. Through setting up cabinet door 14 to make storage tank 2 more convenient open take out or place and arrange the device, solved storage tank 2 and taken out or place the difficult problem of arranging the device, realized storage tank 2 and conveniently taken out and place the function of arranging the device.
The display information board 3 is arranged above the display table 1 and hinged to one side of the display table 1. Specifically, one side of the display piece information board 3 is provided with a connecting plate 9, the connecting plate 9 is hinged with one side of the display stand 1, the center position of one side of the display piece information board 3 is provided with a first threaded rod 10, the first threaded rod 10 penetrates through the connecting plate 9, one end of the first threaded rod 10, far away from the display piece information board 3, is sleeved with a locking knob 11, and the connecting plate 9 and the display piece information board 3 are fastened through the locking knob 11 and the first threaded rod 10. And the first threaded rod 10 is unscrewed through the locking knob 11, so that the angle between the display piece information board 3 and the connecting plate 9 can be adjusted, and the first threaded rod 10 is screwed through the locking knob 11 after the adjustment is finished, so that the function of adjusting the angle between the display piece information board 3 and the display stand 1 is achieved.
By way of example, according to the position of putting the exhibition stand 1, the angles of putting of the exhibition piece information board 3 facing the visitors are different, the first threaded rod 10 is unscrewed on the connecting plate 9 through the locking knob 11 to rotate the exhibition piece information board 3 to adjust the putting angles facing the visitors, the first threaded rod 10 is screwed through the locking knob 11 to fix the exhibition piece information board 3 and the connecting plate 9, so that the putting angles of the exhibition piece information board 3 cannot swing at will, the problem that the putting angles of the exhibition piece information board 3 cannot be adjusted according to the putting conditions of the exhibition stand 1 is solved, and the function of rotatably adjusting the putting angles of the exhibition piece information board 3 is realized.
The lifting component 7 is arranged in the storage box 2, the supporting plate 5 is arranged in the storage box 2 and connected with the lifting component 7, and the lifting component 7 drives the supporting plate 5 to lift.
Specifically, the lifting assembly 7 comprises a second motor 22, a first gear 23, a connecting rod 24, two first bevel gears 26, two rectangular sleeves 27, two support rods 29, two second threaded rods 30 and two second bevel gears 28. The second motor 22 is installed at the bottom of the storage box 2 through a motor bracket, and the first gear 23 is sleeved on the output shaft of the second motor 22. The connecting rod 24 is arranged at the side of the second motor 22 through a mounting seat, a second gear 25 is sleeved on the connecting rod 24, and the second gear 25 is meshed with the first gear 23. Two first bevel gears 26 are provided at both ends of the connecting rod 24, respectively. Two rectangular sleeves 27 are mounted at the bottom of the storage case 2 and are located beside the two first bevel gears 26, respectively. The two support rods 29 are respectively penetrated and connected in the two rectangular sleeves 27 in a sliding way, and the upper ends of the support rods 29 are connected with the bottom of the support plate 5. The two second threaded rods 30 are respectively arranged in the two rectangular sleeves 27 and the two supporting rods 29 in a penetrating way, the upper ends of the second threaded rods 30 are connected with the supporting rods 29 in a threaded way, and the lower ends of the second threaded rods extend out of the rectangular sleeves 27. The two second bevel gears 28 are respectively connected to the lower ends of the two second threaded rods 30, and meshed with the two first bevel gears 26, and the lower ends of the second bevel gears 28 are rotatably connected with the bottom of the storage box 2.
The rotating assembly is arranged on the supporting plate 5, the display piece placing plate 4 is arranged above the display table 1 and connected to the rotating assembly, the rotating assembly drives the display piece placing plate 4 to rotate, and the supporting plate 5 drives the display piece placing plate 4 to leave or enter the storage box 2 through the first opening when being lifted.
Specifically, the rotating assembly is a first motor 6, the first motor 6 is arranged at the bottom of the supporting plate 5, and an output shaft of the first motor 6 penetrates through the supporting plate 5 to be fixedly connected with the display placing plate 4.
The linkage assembly is arranged between the display information board 3 and the support board 5, and 2 linkage assemblies are arranged in the embodiment. When the supporting plate 5 rises, the display piece information board 3 is driven to rotate away from the display stand 1 through the transmission of the linkage assembly, and when the supporting plate descends, the display piece information board 3 is driven to rotate close to the display stand 1 through the transmission of the linkage assembly.
Specifically, two second openings 15 corresponding to two linkage assemblies are respectively arranged on one side wall of the storage box 2, the shape of the second openings 15 is preferably rectangular, a fixing rod 16 is arranged in each second opening 15, and each linkage assembly comprises a mounting bracket 17, a first connecting arm 18 and a second connecting arm 20. The installing support 17 is connected to the backup pad 5, and first connecting arm 18 first end is articulated with installing support 17, is equipped with first waist shape through-hole 19 on the first connecting arm 18, and first waist shape through-hole 19 cover is established on dead lever 16. The first end of the second connecting arm 20 is hinged to the second end of the first connecting arm 18, the second end of the second connecting arm is hinged to the display piece information board 3, specifically, a second waist-shaped through hole 21 is formed in the second end of the second connecting arm 20, a hinging rod is arranged in the second waist-shaped through hole 21 in a penetrating mode, a third connecting arm is sleeved on the hinging rod and fixedly connected with the hinging rod, and the other end of the third connecting arm is fixedly connected to the display piece information board 3.
A fulcrum is formed at the first connecting arm 18 by the fixing lever 16 so that the second connecting arm 20 descends when the support plate 5 ascends; so that the second link arm 20 is lifted up when the support plate 5 is lowered.
When arranging the scene, take out articles such as tablecloth, light, showpiece and brochure through storage tank 2, make the visitor know basic information and the achievement benefit of showpiece through showpiece information board 3, place the model or the original paper of showpiece through showpiece putting board 4, thereby make the clear appearance of understanding the showpiece of visitor, when the scene is picked up, through collecting all arrangement devices in storage tank 2, drive backup pad 5 and showpiece putting board 4 through lifting unit 7 and descend to storage tank 2 in, and make simultaneously drive showpiece information board 3 and rotate towards stand 1 at backup pad 5 decline in-process through the linkage subassembly, until laminating with it, realized the automatic lid of showpiece information board 3. And because lifting assembly 7 drives the showpiece to put board 4 and descends to in the storage tank 2, when making showpiece information board 3 and stand 1 paste, can not crush the showpiece on the showpiece put board 4, it is low to have solved the arrangement device arrangement efficiency in the scientific and technological activity, needs artifical transport problem many.
The working process of the invention is further described below:
when needing to show, first drive first gear 23 through second motor 22 and rotate, drive second gear 25 through first gear 23 and rotate, drive connecting rod 24 through second gear 25 and rotate, drive two first bevel gears 26 through connecting rod 24 and rotate, drive two second bevel gears 28 through two first bevel gears 26 respectively, drive two second threaded rods 30 respectively in two rectangular sleeve 27 through two second bevel gears 28 and rotate, drive two bracing pieces 29 respectively through two second threaded rods 30 and reciprocate, drive backup pad 5 through two bracing pieces 29 and reciprocate.
When the supporting plate 5 moves upwards, the first motor 6 and the display piece placing plate 4 are driven to leave the storage box 2 through the first opening to reach the upper part of the display table 1. Meanwhile, the first connecting arm 18 is driven to ascend near one end of the supporting plate 5, and one end, connected with the second connecting arm 20, of the first connecting arm 18 is lowered through the fixing rod 16, so that the second connecting arm 20 is driven to descend, and the second connecting arm 20 descends to drive the display information board 3 to rotate away from the display table 1 so as to be unfolded. So that the display placing plate 4 and the display information plate 3 are displayed on the display stand 1 at the same time.
The first motor 6 drives the display placing plate 4 to rotate so as to display the display omnidirectionally, and therefore visitors can see the full view of the display.
When the supporting plate 5 moves downwards, the first motor 6 and the display piece placing plate 4 are driven to enter the storage box 2 through the first opening. Meanwhile, one end of the first connecting arm 18, which is close to the supporting plate 5, is driven to descend, one end, which is connected with the second connecting arm 20, of the first connecting arm 18 is lifted through the fixing rod 16, so that the second connecting arm 20 is driven to ascend, the second connecting arm 20 ascends, the display piece information board 3 is driven to rotate close to the display stand 1, and the display piece placing board 4 and the display piece information board 3 are rapidly stored in the storage box 2.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, it is within the scope of the appended claims and their equivalents to fall within the scope of the invention.
Claims (7)
1. Display device for evaluation of technological activity efficiency, characterized by comprising:
the display stand is provided with a storage box at the bottom and a first opening communicated with the inside of the storage box;
the display piece information board is arranged above the display table and hinged to one side of the display table;
the lifting assembly is arranged in the storage box;
the supporting plate is arranged in the storage box and connected with the lifting assembly, and the lifting assembly drives the supporting plate to lift;
the rotating assembly is arranged on the supporting plate;
the display piece placing plate is arranged above the display stand and connected with the rotating assembly, the rotating assembly drives the display piece placing plate to rotate, and the supporting plate drives the display piece placing plate to leave or enter the storage box through the first opening;
the display information board is driven to rotate by the linkage assembly when the support board ascends and is far away from the display platform, and is driven to rotate by the linkage assembly when the support board descends;
the lifting assembly includes:
the second motor is arranged at the bottom of the storage box;
the first gear is sleeved on the output shaft of the second motor;
the connecting rod is arranged at the side of the second motor through the mounting seat, a second gear is sleeved on the connecting rod, and the second gear is meshed with the first gear;
the two first bevel gears are respectively arranged at two ends of the connecting rod;
the two rectangular sleeves are arranged at the bottom of the storage box and are respectively positioned beside the two first bevel gears;
the two support rods are respectively penetrated and connected in the two rectangular sleeves in a sliding manner, and the upper ends of the support rods are connected with the bottoms of the support plates;
the two second threaded rods are respectively arranged in the two rectangular sleeves and the two supporting rods in a penetrating mode, the upper ends of the second threaded rods are connected with the supporting rods in a threaded mode, and the lower ends of the second threaded rods extend out of the rectangular sleeves; the two second bevel gears are respectively connected to the lower ends of the two second threaded rods and meshed with the two first bevel gears, and the lower ends of the second bevel gears are rotationally connected with the bottom of the storage box;
be equipped with the second opening on a lateral wall of storage tank, be equipped with the dead lever in the second opening, the linkage subassembly includes:
the mounting bracket is connected with the supporting plate;
the first end of the first connecting arm is hinged with the mounting bracket, a first waist-shaped through hole is formed in the first connecting arm, and the first waist-shaped through hole is sleeved on the fixing rod;
and the first end of the second connecting arm is hinged with the second end of the first connecting arm, and the second end of the second connecting arm is hinged with the display piece information board.
2. The display device for evaluating the efficiency of technical and scientific activities according to claim 1, comprising a connecting plate, wherein the connecting plate is arranged on one side of the display information board, the connecting plate is hinged with one side of the display table, a first threaded rod is arranged on one side of the display information board, the first threaded rod penetrates through the connecting plate, a locking knob is sleeved at one end, far away from the display information board, of the first threaded rod, and the connecting plate and the display information board are fastened and connected through the locking knob and the first threaded rod.
3. The display device for evaluating efficiency of technical and scientific activities according to claim 1, wherein the rotating assembly is a first motor, and an output shaft of the first motor is fixedly connected to the display placing plate.
4. The display device for evaluating the efficiency of scientific and technological activity according to claim 1, wherein a second waist-shaped through hole is formed in the second end of the second connecting arm, a hinge rod is arranged in the second waist-shaped through hole in a penetrating mode, a third connecting arm is sleeved on the hinge rod and fixedly connected with the hinge rod, and the other end of the third connecting arm is fixedly connected with the display information board.
5. The display device for evaluating the efficiency of technical and scientific activities according to claim 1, wherein four universal wheels which are uniformly distributed are arranged at the bottom of the storage box.
6. The display device for evaluating the efficiency of technical and scientific activities according to claim 1, wherein two mounting plates are arranged in the storage box, one side of each mounting plate is fixedly arranged on the inner side wall of the storage box, the other side of each mounting plate is fixedly arranged at the bottom of the storage box, and drawers are arranged at the bottom of each mounting plate.
7. The display device for evaluating the efficiency of a scientific and technological activity according to claim 1, wherein two cabinet doors are provided on one side of the storage box, and both sides of the two cabinet doors, which are far away from each other, are hinged to the storage box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111197363.5A CN113925329B (en) | 2021-10-14 | 2021-10-14 | Display device is used in evaluation of science and technology activity efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111197363.5A CN113925329B (en) | 2021-10-14 | 2021-10-14 | Display device is used in evaluation of science and technology activity efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113925329A CN113925329A (en) | 2022-01-14 |
| CN113925329B true CN113925329B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111197363.5A Active CN113925329B (en) | 2021-10-14 | 2021-10-14 | Display device is used in evaluation of science and technology activity efficiency |
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| CN (1) | CN113925329B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN113925329A (en) | 2022-01-14 |
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