CN112890539A - Evidence object display stand convenient to remove and carry - Google Patents
Evidence object display stand convenient to remove and carry Download PDFInfo
- Publication number
- CN112890539A CN112890539A CN202110139036.8A CN202110139036A CN112890539A CN 112890539 A CN112890539 A CN 112890539A CN 202110139036 A CN202110139036 A CN 202110139036A CN 112890539 A CN112890539 A CN 112890539A
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- Prior art keywords
- rod
- wall
- rotating shaft
- bottom plate
- object display
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- 230000005540 biological transmission Effects 0.000 claims description 22
- 238000010030 laminating Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 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
- 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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- 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
- A47F7/14—Show stands, hangers, or shelves, adapted for particular articles or materials for pictures, e.g. in combination with books or seed-bags ; for cards, magazines, newspapers, books or booklike articles, e.g. audio/video cassettes
- A47F7/144—Show stands, hangers, or shelves, adapted for particular articles or materials for pictures, e.g. in combination with books or seed-bags ; for cards, magazines, newspapers, books or booklike articles, e.g. audio/video cassettes the show stands or the like being provided with trays, shelves or adjustable partitioning means therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/045—Allowing translations adapted to left-right translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0012—Furniture
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses an evidence object display platform convenient to move and carry, which comprises a bottom plate, a fixing device and a sliding device, wherein universal wheels are installed at the bottom of the bottom plate, a first rotating shaft is installed inside the top of the bottom plate, a supporting rod is installed on the outer wall of the first rotating shaft, a second rotating shaft is installed inside the supporting rod, an illuminating lamp is installed on the outer wall of the second rotating shaft, a limiting wheel is installed on the outer wall of the second rotating shaft, a limiting rod is installed inside the supporting rod, and a return spring is installed on the outer wall of the limiting rod. This evidence show stand in kind convenient to remove and carry passes through fixing device, promotes fixing device according to the size of paper evidence, makes the slider in the fixing device slide in the spout, after concrete adjustment between the fixing device is accomplished, the fixed block that slides downwards uses the connecting plate and the paper evidence laminating of fixed block front end, then rotatory fixing bolt, with fixed block and dead lever zonulae occludens, prevents that the paper evidence from being blown away by wind.
Description
Technical Field
The invention relates to the technical field of display stands, in particular to an evidence real object display stand convenient to move and carry.
Background
The show stand is a photographic device connected with a projector or a television, can clearly show data, lectures, real objects, slides and the like, is one of indispensable teaching devices in a multimedia classroom, mainly comprises a camera, a light source and a table board, and can be divided into a double-side lamp stand type video show stand, a single-side lamp stand type video show stand, a bottom plate separated type video show stand and a portable video show stand, wherein the real object show stand also needs to be used in a court, and the paper evidence used in the court is projected.
The evidence show stand in kind that the tradition used can not fix the evidence, leads to the evidence to be blown away by wind easily in the projection process, causes the evidence to damage, and the show stand in kind can not enlarge the important information in the evidence simultaneously to the evidence show stand in kind is not convenient for remove, consequently, we provide the evidence show stand in kind that is convenient for remove and carry.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the evidence physical display platform convenient to move and carry, and solves the problems that the evidence physical display platform cannot fix the evidence, the evidence physical display platform cannot amplify important information in the evidence and the evidence physical display platform is inconvenient to move in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: an evidence object display stand convenient to move and carry comprises a bottom plate, a fixing device and a sliding device, wherein universal wheels are installed at the bottom of the bottom plate, a first rotating shaft is installed inside the top of the bottom plate, a supporting rod is installed on the outer wall of the first rotating shaft, a second rotating shaft is installed inside the supporting rod, a lighting lamp is installed on the outer wall of the second rotating shaft, a limiting wheel is installed on the outer wall of the second rotating shaft, a limiting rod is installed inside the supporting rod, a reset spring is installed on the outer wall of the limiting rod, a sliding groove is formed in the top of the bottom plate, the fixing device is installed inside the sliding groove, a polished rod is installed inside the bottom plate, the sliding device is installed on the outer wall of the polished rod, a lifting rod is installed on the top of the sliding device, a rack is installed inside the lifting rod, and, and the gear is installed to driving motor's output, the internally mounted at the top of lifter has the lead screw, and one side of lead screw installs servo motor to the camera is installed to the outer wall of lead screw.
Preferably, the bottom plate and the support rod form a rotating structure through a first rotating shaft, the first rotating shaft is in interference connection with the support rod, and the rotating range of the support rod is L-shaped.
Preferably, the light passes through spacing wheel and gag lever post and constitutes limit structure with the bracing piece, and the outer wall of spacing wheel is the annular and has seted up the recess to spacing wheel and gag lever post pass through reset spring and constitute reset structure.
Preferably, the fixing device and the bottom plate form a sliding structure through a sliding chute, and the longitudinal section of the sliding chute is convex.
Preferably, fixing device includes slider, dead lever, fixed block, fixing bolt and connecting plate, and the slider is installed in the inside of spout, the dead lever is installed at the top of slider, and the internally mounted of dead lever has the fixed block to the internally mounted of fixed block has fixing bolt, and the connecting plate is installed to the outer wall of fixed block simultaneously, the dead lever passes through fixing bolt with the fixed block and constitutes adjustment structure, and the outer wall of fixed block and the inner wall laminating of dead lever.
Preferably, the sliding device comprises a sliding rod, a roller, a transmission belt and a driving motor, the sliding rod is installed on the outer wall of the polish rod, the roller is installed at the bottom of the sliding rod, the transmission belt is installed on one side of the roller, and the roller is connected with the driving motor through the transmission belt.
Preferably, the driving motor and the roller form a transmission structure through a transmission belt, and the outer wall of the roller is attached to the outer wall of the polish rod.
Preferably, the racks are symmetrically distributed on two sides of the vertical center line of the lifting rod, and a transmission structure is formed between every two racks through a gear.
Preferably, the screw rod and the sliding device form a lifting structure through a gear and a rack, and the gear and the rack are meshed with each other.
Preferably, the camera and the lifting rod form a horizontal moving structure through a screw rod, and the length of the screw rod is equal to that of the lifting rod.
The invention provides an evidence object display platform convenient to move and carry, which has the following beneficial effects:
1. this kind of evidence show stand in kind convenient to remove and carry passes through first pivot, after putting into the show stand in kind with the evidence, need adjust the angle of illuminating lamp, make the light throw light on to the evidence, through first pivot to the outer rotatory bracing piece, make bracing piece and bottom plate mutually perpendicular, then upwards stimulate the gag lever post, make the gag lever post extrude reset spring, then the gag lever post breaks away from spacing wheel, thereby rotate lighting lamp through rotatory second pivot, after the angular adjustment of light is accomplished, loosen the gag lever post, make reset spring promote the gag lever post and move down, make gag lever post and spacing wheel laminating, fix lighting lamp, prevent that the dead angle from appearing in-process that the light throws light on the evidence.
2. This evidence show stand in kind convenient to remove and carry passes through fixing device, promotes fixing device according to the size of paper evidence, makes the slider in the fixing device slide in the spout, after concrete adjustment between the fixing device is accomplished, the fixed block that slides downwards uses the connecting plate and the paper evidence laminating of fixed block front end, then rotatory fixing bolt, with fixed block and dead lever zonulae occludens, prevents that the paper evidence from being blown away by wind.
3. This evidence show stand in kind convenient to remove and carry passes through slider, when needs remove the camera, starts driving motor in the slider, makes driving motor's output drive belt rotatory, then the drive gyro wheel of drive belt slides at the outer wall of polished rod to drive the holistic removal of slider, the polished rod sets up in the both sides of bottom plate simultaneously, the gyro wheel of both sides rolls on the surface of polished rod simultaneously, can prevent that slider from removing the skew of in-process.
4. This evidence show stand in kind convenient to remove and carry passes through the gear, when the height of lifter is adjusted to needs, starts driving motor, then driving motor's output drives the gear rotation, and the gear that the gear drove the opposite side is rotatory, and two gears and the rack toothing of lifter inner wall, the rotatory elevating movement of rack transform for the lifter that passes through of gear to can adjust the height of camera.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2;
FIG. 5 is an enlarged view of a portion A of FIG. 3 according to the present invention.
In the figure: 1. a base plate; 2. a universal wheel; 3. a first rotating shaft; 4. a support bar; 5. a second rotating shaft; 6. an illuminating lamp; 7. a limiting wheel; 8. a limiting rod; 9. a return spring; 10. a chute; 11. a fixing device; 1101. a slider; 1102. fixing the rod; 1103. a fixed block; 1104. fixing the bolt; 1105. a connecting plate; 12. a lifting rod; 13. a polish rod; 14. a sliding device; 1401. a slide bar; 1402. a roller; 1403. a transmission belt; 1404. a drive motor; 15. a drive motor; 16. a gear; 17. a rack; 18. a screw rod; 19. a servo motor; 20. a camera is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the present invention provides a technical solution: an evidence object display platform convenient to move and carry comprises a bottom plate 1, universal wheels 2, a first rotating shaft 3, a supporting rod 4, a second rotating shaft 5, a lighting lamp 6, a limiting wheel 7, a limiting rod 8, a reset spring 9, a sliding chute 10, a fixing device 11, a sliding block 1101, a fixing rod 1102, a fixing block 1103, a fixing bolt 1104, a connecting plate 1105, a lifting rod 12, a polished rod 13, a sliding device 14, a sliding rod 1401, a roller 1402, a transmission belt 1403, a driving motor 1404, a driving motor 15, a gear 16, a rack 17, a screw rod 18, a servo motor 19 and a camera 20, wherein the universal wheels 2 are installed at the bottom of the bottom plate 1, the first rotating shaft 3 is installed inside the top of the bottom plate 1, the supporting rod 4 is installed on the outer wall of the first rotating shaft 3, the second rotating shaft 5 is installed inside the supporting rod 4, the lighting lamp 6 is installed on the outer wall of the second rotating shaft 5, a limiting rod 8 is arranged inside the supporting rod 4, a return spring 9 is arranged on the outer wall of the limiting rod 8, a sliding groove 10 is formed in the top of the bottom plate 1, a fixing device 11 is arranged inside the sliding groove 10, a polished rod 13 is arranged inside the bottom plate 1, a sliding device 14 is arranged on the outer wall of the polished rod 13, a lifting rod 12 is arranged on the top of the sliding device 14, a rack 17 is arranged inside the lifting rod 12, a driving motor 15 is arranged on the outer wall of the sliding device 14, a gear 16 is arranged at the output end of the driving motor 15, a lead screw 18 is arranged inside the top of the lifting rod 12, a servo motor 19 is arranged on one side of the lead screw 18, and a camera 20 is arranged on the;
the bottom plate 1 and the support rod 4 form a rotating structure through the first rotating shaft 3, the first rotating shaft 3 is in interference connection with the support rod 4, the rotating range of the support rod 4 is L-shaped, the illuminating lamp 6 forms a limiting structure through the limiting wheel 7 and the limiting rod 8 and the support rod 4, the outer wall of the limiting wheel 7 is annularly provided with a groove, the limiting wheel 7 and the limiting rod 8 form a resetting structure through the resetting spring 9, after the evidence is put into a material object display platform, the angle of the illuminating lamp 6 needs to be adjusted, the illuminating lamp 6 illuminates the evidence, the support rod 4 is rotated outwards through the first rotating shaft 3 to enable the support rod 4 and the bottom plate 1 to be perpendicular to each other, then the limiting rod 8 is pulled upwards to enable the limiting rod 8 to extrude the resetting spring 9, then the limiting rod 8 is separated from the limiting wheel 7, the illuminating lamp 6 is rotated through the second rotating shaft 5, after the angle adjustment of the illuminating lamp 6 is completed, the limiting rod 8 is loosened, the reset spring 9 pushes the limiting rod 8 to move downwards, the limiting rod 8 is attached to the limiting wheel 7, the illuminating lamp 6 is fixed, and dead angles are prevented from occurring in the process of illuminating the certificate by the illuminating lamp 6;
the fixing device 11 and the bottom plate 1 form a sliding structure through the sliding chute 10, the longitudinal section of the sliding chute 10 is in a convex shape, the fixing device 11 comprises a sliding block 1101, a fixing rod 1102, a fixing block 1103, a fixing bolt 1104 and a connecting plate 1105, the sliding block 1101 is installed inside the sliding chute 10, the fixing rod 1102 is installed at the top of the sliding block 1101, the fixing block 1103 is installed inside the fixing rod 1102, the fixing bolt 1104 is installed inside the fixing block 1103, the connecting plate 1105 is installed on the outer wall of the fixing block 1103, the fixing rod 1102 and the fixing block 1103 form an adjusting structure through the fixing bolt 1104, the outer wall of the fixing block 1103 is attached to the inner wall of the fixing rod 1102, the fixing device 11 is pushed according to the size of paper evidence, the sliding block 1101 in the fixing device 11 slides in the sliding chute 10, after the specific adjustment between the fixing devices 11 is completed, the fixing block 1103, then, the fixing bolt 1104 is rotated to tightly connect the fixing block 1103 with the fixing rod 1102, so that the paper evidence is prevented from being blown away by wind;
the slide device 14 includes a slide bar 1401, rollers 1402, a belt 1403, and a drive motor 1404, and a sliding rod 1401 is installed at the outer wall of the polished rod 13, a roller 1402 is installed at the bottom of the sliding rod 1401, and a driving belt 1403 is installed at one side of the roller 1402, the roller 1402 is connected with a driving motor 1404 through a transmission belt 1403, the driving motor 1404 and the roller 1402 form a transmission structure through the transmission belt 1403, the outer wall of the roller 1402 is attached to the outer wall of the polished rod 13, when the camera 20 needs to be moved, the driving motor 1404 in the sliding device 14 is started, so that the output end of the driving motor 1404 drives the transmission belt 1403 to rotate, the roller 1402 driven by the belt 1403 slides on the outer wall of the polished rod 13, thereby moving the sliding device 14 as a whole, meanwhile, the polish rod 13 is arranged on two sides of the bottom plate 1, and the rollers 1402 on two sides roll on the surface of the polish rod 13 at the same time, so that the sliding device 14 can be prevented from shifting in the moving process;
the racks 17 are symmetrically distributed on two sides of the vertical center line of the lifting rod 12, a transmission structure is formed between every two racks 17 through the gear 16, the screw rod 18 forms a lifting structure with the sliding device 14 through the gear 16 and the racks 17, the gear 16 is meshed with the racks 17, the camera 20 and the lifting rod 12 form a horizontal moving structure through the screw rod 18, the length of the screw rod 18 is equal to that of the lifting rod 12, when the height of the lifting rod 12 needs to be adjusted, the driving motor 15 is started, then the output end of the driving motor 15 drives the gear 16 to rotate, the gear 16 drives the gear 16 on the other side to rotate, the two gears 16 are meshed with the racks 17 on the inner wall of the lifting rod 12, the rotation of the gear 16 is converted into the lifting motion of the lifting rod 12 through the racks 17, so that the height of the camera 20 can be adjusted, the servo motor 19 is started, and the screw rod 18 driven by the servo, so that the horizontal position of the camera 20 can be adjusted.
To sum up, when the evidence object display platform is used in a court to project paper evidence, the evidence display platform is pushed out through the universal wheel 2, then the support rod 4 is rotated outwards through the first rotating shaft 3 in sequence to enable the support rod 4 to be perpendicular to the bottom plate 1, then the paper evidence is attached to the top of the bottom plate 1, the fixing device 11 is slid according to the size of the paper evidence, the sliding block 1101 in the fixing device 11 slides in the sliding groove 10, after adjustment is completed, the fixing block 1103 is slid downwards, the connecting plate 1105 at the front end of the fixing block 1103 is attached to the paper evidence, then the fixing bolt 1104 is rotated, the fixing block 1103 is connected with the fixing rod 1102 through the fixing bolt 1104, then the illuminating lamp 6 is opened, the angle of the illuminating lamp 6 is adjusted, and the illuminating lamp 6 illuminates the paper evidence, the limiting rod 8 is pulled upwards, the limiting rod 8 stretches the reset spring 9, then the limiting rod 8 is separated from the limiting wheel 7 on the outer wall of the second rotating shaft 5, the illuminating lamp 6 is rotated, and after the angle adjustment of the illuminating lamp 6 is completed, the limiting rod 8 is loosened, the reset spring 9 pulls the limiting rod 8 to be attached to the limiting wheel 7, and the illuminating lamp 6 is fixed;
then the camera 20 is opened, the shot video is transmitted to the projector through the transmission line through the camera 20 for projection, when the local part of the paper evidence needs to be projected, firstly the height of the camera 20 is adjusted, the driving motor 15 is started, the output end of the driving motor 15 drives the gear 16 to rotate, then the gear 16 drives the other gear 16 on the outer wall to rotate, the rotating directions of the two gears 16 are opposite, then the gear 16 rotates, the rotation of the gear 16 is converted into the lifting movement of the lifting rod 12 through the rack 17, the position of the X axis of the camera 20 is adjusted after the height adjustment of the camera 20 is completed, the driving motor 1404 in the sliding device 14 is started, the output end of the driving motor 1404 drives the transmission belt 1403 to rotate, the roller 1402 is driven by the transmission belt 1403 to slide on the outer wall of the polish rod 13, so as to drive the camera 20 to move, and then the position of the Y axis of the camera 20 is adjusted, the servo motor 19 is started, the servo motor 19 drives the camera 20 to move, the Y-axis position of the camera 20 is adjusted, and therefore the paper evidence is projected locally.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides an evidence object display platform convenient to remove and carry, includes bottom plate (1), fixing device (11) and slider (14), its characterized in that: the universal wheel (2) is installed at the bottom of the bottom plate (1), a first rotating shaft (3) is installed inside the top of the bottom plate (1), a supporting rod (4) is installed on the outer wall of the first rotating shaft (3), a second rotating shaft (5) is installed inside the supporting rod (4), an illuminating lamp (6) is installed on the outer wall of the second rotating shaft (5), a limiting wheel (7) is installed on the outer wall of the second rotating shaft (5), a limiting rod (8) is installed inside the supporting rod (4), a reset spring (9) is installed on the outer wall of the limiting rod (8), a sliding groove (10) is formed in the top of the bottom plate (1), a fixing device (11) is installed inside the sliding groove (10), a polished rod (13) is installed inside the bottom plate (1), a sliding device (14) is installed on the outer wall of the polished rod (13), and a lifting rod (12) is installed at the top of the sliding device, and the internally mounted of lifter (12) has rack (17), drive motor (15) are installed to the outer wall of slider (14), and drive motor's (15) output installs gear (16), the internally mounted at the top of lifter (12) has lead screw (18), and one side of lead screw (18) installs servo motor (19) to camera (20) are installed to the outer wall of lead screw (18).
2. The portable evidence object display stand of claim 1, wherein: the bottom plate (1) and the support rod (4) form a rotating structure through the first rotating shaft (3), the first rotating shaft (3) is in interference connection with the support rod (4), and the rotating range of the support rod (4) is L-shaped.
3. The portable evidence object display stand of claim 1, wherein: the illuminating lamp (6) and the supporting rod (4) form a limiting structure through the limiting wheel (7) and the limiting rod (8), the outer wall of the limiting wheel (7) is provided with a groove in an annular shape, and the limiting wheel (7) and the limiting rod (8) form a reset structure through the reset spring (9).
4. The portable evidence object display stand of claim 1, wherein: the fixing device (11) and the bottom plate (1) form a sliding structure through the sliding groove (10), and the longitudinal section of the sliding groove (10) is convex.
5. The portable evidence object display stand of claim 1, wherein: fixing device (11) include slider (1101), dead lever (1102), fixed block (1103), fixing bolt (1104) and connecting plate (1105), and slider (1101) are installed in the inside of spout (10), dead lever (1102) is installed to the top of slider (1101), and the internally mounted of dead lever (1102) has fixed block (1103) to the internally mounted of fixed block (1103) has fixing bolt (1104), and connecting plate (1105) are installed to the outer wall of fixed block (1103) simultaneously, dead lever (1102) and fixed block (1103) constitute the adjustment structure through fixing bolt (1104), and the outer wall of fixed block (1103) is laminated with the inner wall of dead lever (1102).
6. The portable evidence object display stand of claim 1, wherein: the sliding device (14) comprises a sliding rod (1401), a roller (1402), a transmission belt (1403) and a driving motor (1404), the sliding rod (1401) is installed on the outer wall of the polished rod (13), the roller (1402) is installed at the bottom of the sliding rod (1401), the transmission belt (1403) is installed on one side of the roller (1402), and the roller (1402) is connected with the driving motor (1404) through the transmission belt (1403).
7. The portable evidence object display stand of claim 7, wherein: the driving motor (1404) and the roller (1402) form a transmission structure through a transmission belt (1403), and the outer wall of the roller (1402) is attached to the outer wall of the polished rod (13).
8. The portable evidence object display stand of claim 1, wherein: the racks (17) are symmetrically distributed on two sides of the vertical center line of the lifting rod (12), and a transmission structure is formed between every two racks (17) through a gear (16).
9. The portable evidence object display stand of claim 1, wherein: the screw rod (18) and the sliding device (14) form a lifting structure through a gear (16) and a rack (17), and the gear (16) and the rack (17) are meshed with each other.
10. The portable evidence object display stand of claim 1, wherein: the camera (20) and the lifting rod (12) form a horizontal moving structure through a screw rod (18), and the length of the screw rod (18) is equal to that of the lifting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110139036.8A CN112890539A (en) | 2021-02-01 | 2021-02-01 | Evidence object display stand convenient to remove and carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110139036.8A CN112890539A (en) | 2021-02-01 | 2021-02-01 | Evidence object display stand convenient to remove and carry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112890539A true CN112890539A (en) | 2021-06-04 |
Family
ID=76122614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110139036.8A Pending CN112890539A (en) | 2021-02-01 | 2021-02-01 | Evidence object display stand convenient to remove and carry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112890539A (en) |
Citations (17)
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Application publication date: 20210604 |
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