102results about "Drawing desks" patented technology

The utility model relates to a design drawing comparison device for construction cost, which comprises a bottom frame, a first frame and a second frame, the first frame is mounted on the bottom frame, the rear end of the first frame is hinged with the rear end of the second frame, a loading layer is arranged in the middle of the first frame, and a pressing layer made of transparent materials is arranged in the middle of the second frame. The object pressing layer can rotate or be attached to the upper end of the object carrying layer. The revised manuscript is placed on the object pressing layer and can be compared with the manuscript left and right, the revised manuscript can also be moved to the position above the manuscript, the revised manuscript becomes transparent through auxiliary means such as a glare flashlight, direct comparison between the revised manuscript and the manuscript is facilitated, subtle parts modified and changed in the revised manuscript can be found more intuitively and more easily, and the revised manuscript is more convenient to use. And under the condition that the design main body and the design framework are basically unchanged, the cost and other expenses caused by the size change are evaluated and calculated again, and the construction expenses are corrected.

The utility model discloses an art design table with an illumination adjusting function, and belongs to the technical field of art design tools. Comprising a table, a supporting frame is fixedly connected to the table, and an upper lamp is arranged in the supporting frame; a placement groove is formed in the table, and a bottom lamp is arranged in the placement groove; a light-transmitting plate corresponding to the bottom lamp is fixedly arranged on the table; sliding grooves communicating with the containing groove are formed in the two sides of the table, the sliding grooves are located below the light-transmitting plate, and shielding assemblies are arranged in the sliding grooves in a sliding mode. An inserting hole is formed in the bottom of the shielding assembly, and an inserting assembly inserted into the inserting hole is arranged in the table. According to the artistic design table, by arranging the two sliding grooves and the sliding shielding assembly, the light-transmitting position and range of the artistic design table can be rapidly and efficiently adjusted, and the flexibility is high.

The utility model discloses an industrial design personnel uses mechanical drawing device belongs to industrial design technical field, aims at solving the drawing device under prior art mostly is workbench, and the designer places drawing on the workbench and draws, but the table top is relatively simple, and the functional inadequacy is insufficient, and the drawing auxiliary effect of designer is not good. Including processing station, and the processing station is equipped with the tool drawer, and the tool drawer is divided into a plurality of storage areas through the partition plate, the movable drawing support plate is arranged on the processing station top, the horizontal distribution pressure rod is established on the drawing support plate, and the upper surface of processing station is fixedly installed with reference display board, and the surface of reference display board is horizontally provided with inner sliding groove. The industrial design personnel uses mechanical drawing device, and through the setting of reference display board and reference drawing clamping mechanism, the designer can conveniently draw by checking reference drawing, and it is helpful to accurately grasp design size and details, thereby improving the precision of drawing.

The utility model relates to the technical field of drawing devices, and discloses a drawing device for urban planning, which comprises a drawing bedplate, an adjusting mechanism is arranged below the drawing bedplate, a positioning mechanism is arranged in the adjusting mechanism, and the adjusting mechanism comprises a supporting assembly, a shaking assembly, a stabilizing assembly and an adjusting assembly. The supporting assemblies are arranged on the left side and the right side of the drawing table plate, the shaking assembly is arranged in the left sides of the supporting assemblies, the stabilizing assembly is arranged on the outer ring of the shaking assembly, and the adjusting assembly is arranged on the inner sides of the supporting assemblies. According to the drawing device for urban planning, through the arranged adjusting mechanism, the drawing table plate can be driven to rotate through a driving gear and a semi-gear ring only by shaking a rocker, so that when drawing personnel draw urban construction drawings, the angle of the drawing table plate can be adjusted according to the use requirements of the drawing personnel; and the adaptability between the drawing device and different persons during use is improved.

The invention relates to the technical field of project cost auditing, and discloses a project cost auditing auxiliary tool which comprises an auditing table top, two grooves are formed in the two sides of the top of the auditing table top, tracks are fixedly installed in the two grooves, one track is a mechanical track and is driven by electric power, and the other track is a mechanical track and is driven by electric power. The two rails are internally provided with projection table tops, and the interiors of the projection table tops are rotationally connected with three rollers. The building engineering drawing storage device has the following advantages and effects that the multiple first interlayers, the multiple second interlayers and the multiple third interlayers are arranged to store building engineering drawings, and the first interlayers, the second interlayers and the third interlayers correspond to the building engineering drawings correspondingly; the purpose of automatically changing the surfaces of a plurality of constructional engineering drawings is achieved through transmission of the first interlayer, the second interlayer and the third interlayer, so that in the auditing process of the constructional engineering drawings, the surfaces of the constructional engineering drawings can be conveniently changed for display and auditing.

The utility model discloses a multifunctional building design drawing auxiliary device, which belongs to the technical field of manual drawing auxiliary tools, and comprises a base cylinder, the top of the base cylinder is rotatably connected with a movable disc, one side of the top of the movable disc is fixedly provided with a fixed seat, and one side of the fixed seat is hinged with a drawing support plate through a hinge. An angle adjusting assembly is arranged between the movable disc and the drawing supporting plate, a storage base for storing drawings is movably arranged in an inner cavity of the base cylinder, the storage base and a containing cavity are integrated on the base cylinder, the drawing and tool containing function of the device is added, and the drawing and tool containing function is improved. Then, the drawing supporting plate deflects and adjusts the angle at the top of the movable disc through the angle adjusting assembly, a drawer can conveniently adjust according to the drawing habit of the drawer, the movable disc and the base cylinder can freely rotate, the flexibility of the movable disc is improved, and therefore the drawer can conveniently draw and use the auxiliary device, and the functionality of the auxiliary device is improved.

The embodiment of the utility model provides a light table for constructional engineering design, which comprises adjustable support legs arranged at the bottom of the light table and used for adjusting the horizontal state of the light table; the metal heat dissipation bottom plate is installed at the bottom of the interior of the light table and used for conducting and dispersing heat; the transparent panel is mounted at the top of the light table; the hot air convection guide pipe is arranged between the metal heat dissipation bottom plate and the transparent panel and is used for guiding air convection; the front-back adjustable baffles are arranged on the two sides of the light table, and the angle of the front-back adjustable baffles can be adjusted; wherein a plurality of raised radiating fins are arranged on the lower surface of the metal radiating bottom plate, and the raised radiating fins are arranged in a matrix; the hot air convection guide pipe adopts a snakelike multi-channel design, and a plurality of hot air inlets are distributed in a gap between the metal heat dissipation bottom plate and the transparent panel. Through the scheme of the embodiment of the invention, the problems of panel deformation and light transmission reduction caused by non-uniform heating of the light table panel after long-time use can be solved.

The invention discloses an anti-toppling and convenient-to-contract architectural design drawing platform, relates to the technical field of architectural design drawing platforms, and aims to solve the problems that the practicability of the platform is not high and the overall efficiency of architectural design drawing is affected due to the fact that an existing drawing platform cannot meet the requirement that multiple functions exist at the same time. According to the anti-toppling and convenient-to-contract architectural design drawing platform, movable grooves are formed in the front end and the rear end of the table top, movable blocks are slidably connected to the interiors of the movable grooves, and pressing and covering assemblies used for pressing and covering drawing paper are arranged at the upper ends of the movable blocks. And then a first rotating block in a rotating seat is rotated, a protrusion at the lower end of the first rotating block presses a pressing plate downwards, when the pressing plate presses, fixes and loosens the paper, the pressing plate is rotated upwards, the pressing plate retracts upwards under the action of a contraction spring, and compared with a traditional paper clip, the paper clip is wider in pressing range, better in effect and convenient to operate.

The utility model relates to the technical field of engineering design, in particular to a drawing device for engineering design, which comprises a base, a frame is fixedly connected to the top of the base, a fixed drawing board is fixedly mounted on the inner side of the frame, and a limiting mechanism and an adjusting mechanism are arranged on the inner side and the outer side of the frame and the fixed drawing board. The adjusting mechanism is used for adjusting the overall drawing area of the device, the adjusting mechanism enables the movable drawing board in the state of moving towards the outer side to increase the overall drawing area of the device, and the movable drawing board in the state of moving towards the inner side is movably stored in the fixed drawing board. By means of the structure, the overall drawing area of the device can be conveniently adjusted, the limiting mechanism enables the magnetic plate to horizontally move to the position suitable for limiting the engineering drawing, the end of the engineering drawing is laid in the gap between the magnetic plate and the fixed drawing plate, and the magnetic plate and the fixed drawing plate in a magnetic connection state limit the engineering drawing.

The utility model belongs to the field of drawing design tables, and particularly relates to an extensible drawing design table for the environmental art specialty, which comprises a support, a first table top is arranged on the surface of the support, an extension mechanism is arranged on the inner wall of the first table top, the extension mechanism comprises a second table top, the second table top is arranged in an inner cavity of the first table top, and the second table top is arranged in an outer cavity of the first table top. A groove is formed in the inner wall of the first table top, a rotating shaft is fixedly connected to the inner wall of the second table top, the two ends of the rotating shaft are rotationally connected to the inner wall of the groove, an arc-shaped sliding rail is fixedly connected to the inner wall of the groove, and an arc-shaped sliding block is fixedly connected to one side of the second table top; by arranging the stretching mechanism, the second table top is expanded to the side face or the upper portion of the first table top in a rotating mode, a user can freely adjust the drawing layout according to actual requirements, synchronous viewing of multiple drawings is achieved, and operation interference and time loss caused by frequent switching of the drawings are reduced.

The utility model discloses a figure design workbench, which comprises a workbench main body, a storage rack, a supporting plate assembly and a table lamp mounting rack, the workbench main body is placed on the ground, the storage rack is arranged on the workbench main body, the table lamp mounting rack is arranged on the storage rack, the supporting plate assembly is arranged on the workbench main body and is collected below a workbench surface, and the table lamp mounting rack is arranged on the storage rack. The supporting plate assembly comprises a first supporting plate and a second supporting plate, and the first supporting plate and the second supporting plate are controllably unfolded and installed on the working table top for an operator to use. The working table has the advantages that personal sundries are placed on the storage rack to ensure that the working table is simple and sample manuscripts are convenient to draw, the clamping plates on the storage rack serve as sample manuscript placement positions to prevent the sample manuscripts from being accidentally stained and damaged, working table mode switching is completed through the supporting plate assembly, the first supporting plate is unfolded when the sample manuscripts are drawn, and a mouse and a keyboard are placed on the second supporting plate to ensure that the working table is simple; during modeling, the first supporting plate is folded, the second supporting plate is unfolded, computer modeling can be carried out, operation is convenient, and frequent arrangement and storage of objects are avoided.

The utility model relates to drawing device technical field, and disclose a kind of drawing teaching auxiliary support, including drawing board, light source being set in the top of drawing board, projection board, the side of drawing board is equipped with clamping base, and the top of clamping base is equipped with telescopic link, universal connecting component, and telescopic link is installed between the bottom of universal connecting component and clamping base, the movable end of universal connecting component is connected with the assembly that can hold the side edge of projection board, and the assembly formed by projection board and assembly can be parallel or inclined position with drawing board under the rotation adjustment of universal connecting component.The utility model proposes drawing teaching auxiliary support, to universal connecting component and telescopic link combination, construct the linkage mechanism of 'three-dimensional angle adjustment+distance convenient control', compared with traditional two-dimensional adjusting device, while the application scene expansion is further expanded, can realize multidimensional adjustment function, satisfy the angle and distance requirement of different drawing scene.

The utility model provides an environment-friendly multifunctional bamboo table which comprises a table top, a placing piece used for placing paper is arranged on the left side face of the table top, guide rail grooves are formed in the left end and the right end of the upper surface of the table top, and first measuring scales are arranged at the left end of the upper surface of the table top. The first measuring scale is arranged on the right side of the guide rail groove in the left end, a sliding pressing plate is arranged in the guide rail groove in a sliding mode, the sliding pressing plate is perpendicular to the guide rail groove, and sliding blocks used for being embedded into the guide rail groove are arranged at the left end and the right end of the lower surface of the sliding pressing plate correspondingly; the left end of the upper surface of the sliding pressing plate is provided with a measuring opening corresponding to the first measuring scales, the upper surface of the sliding pressing plate is provided with a strip-shaped opening, the lower end of the upper surface of the sliding pressing plate is provided with second measuring scales, and a paper cutting piece is arranged in the strip-shaped opening in a sliding mode. According to the paper cutting device, the size of paper can be conveniently measured, and the paper can be cut.

The utility model discloses a calligraphy and painting puzzle game table with a storage function. The calligraphy and painting puzzle game table is characterized by further comprising a plurality of detachable table boards arranged on a table frame, a plurality of detachable storage baskets arranged on the table frame and located below the table boards, a roll paper frame arranged on one side of the table frame and used for containing long-roll drawing paper and a storage basket hung on the other side of the table frame. Due to the arrangement of the roll paper frame, a long roll of drawing paper can be installed on the roll paper frame, when drawing is carried out, drawing can be carried out by pulling out the drawing paper from the roll paper frame and laying the drawing paper on a table board, storage of the drawing paper and fixation of a drawing place are facilitated, and children can develop good habits; meanwhile, a paintbrush can be placed in the storage basket on the other side of the table frame, when the paintbrush is not used for drawing, drawing paper can be rolled up, and a user can write or play other intelligence toys on the table board; due to the arrangement of the storage basket, tools and game instruments can be conveniently stored in a classified mode; the game table has the functions of painting and calligraphy creation and puzzle games, and diversified requirements of users are met.

The utility model provides a building construction drawing multifunctional working table which comprises a table top and a support fixedly installed on one side of the bottom of the table top, and a storage cabinet is fixedly installed on the other side of the bottom of the table top. When the construction drawing is displayed, the pressing plate is pulled upwards through the first handle, the side edge of the construction drawing is placed at the bottom of the pressing plate, the pressing plate presses the drawing through the elasticity of the reset spring, after the drawing is pressed, a display person pulls the pulling plate to move through the second handle, and in the moving process of the pulling plate, the pulling plate is pulled to move through the second handle. The sliding blocks on the two sides of the pull plate are matched with the guide grooves, the guide grooves are lifted when the pull plate passes through one sides of the guide grooves, construction drawings are flattened, accordingly, the corners of the drawings are pressed when the drawings are displayed, the drawings are flattened through the flattening assembly, designers can conveniently and accurately convey design details, and the construction drawings can be conveniently and rapidly displayed. And the design precision visibility is further improved.

The invention belongs to the technical field of preschool education equipment, and discloses a children's toy drawing board for preschool education, which comprises a rectangular plate, and two groups of same adjusting mechanisms are respectively arranged on two sides of the rectangular plate; the adjusting mechanism comprises a rotating assembly and a lifting assembly, the rotating assembly comprises a T-shaped shaft fixedly installed on the outer wall of the side face of the rectangular plate, the outer wall of the T-shaped shaft is fixedly sleeved with a worm wheel, a lifting column is rotatably installed on the outer wall of the T-shaped shaft, and switching of the classification board and the drawing board is achieved by rotating a first rotary knob; flexible and changeable game modes are provided for children, and the children can concentrate on color recognition and classification in classified games; and in the drawing game, creativity can be exerted, and colorful patterns can be drawn in the circular grooves by using the circular blocks, so that not only is the interestingness of the game increased, but also the game requirements of children of different age groups are met, and the practicability and playability of the device are improved.

The utility model relates to the technical field of design science auxiliary equipment, and discloses an auxiliary support which comprises a drawing board, supporting legs are arranged at the bottom of the drawing board, storage grooves are formed in the front side, the left side and the right side of the drawing board, sliding drawer frames are arranged in the storage grooves in a sliding mode, shaft rods are installed in the sliding drawer frames, and the shaft rods are connected with the sliding drawer frames. The shaft rod is rotationally sleeved with an auxiliary support, and the thickness of the auxiliary support is consistent with that of the sliding drawer frame. The auxiliary support solves the problems that in the prior art, in product design, multiple sets of sketches need to be drawn to push and knock the modeling and structure of a product, the supporting range of an auxiliary support used for drawing the sketches is limited, when too many sketches are drawn, the sketches need to be drawn on multiple paper faces, and the auxiliary support only can support one piece of paper; therefore, sketches drawn on a plurality of paper surfaces cannot be combined and compared, the continuity of thinking creation of a designer is easy to break, and the product design efficiency is reduced.

The application discloses an auxiliary device for interior design drawing, which comprises a protective shell, a reciprocating wire rod, an air groove, an air suction one-way valve, a placing box and a circular magnetic sheet. A threaded rod is rotationally connected to the right end of the protective shell, the top end of the threaded rod is fixedly connected with a first bevel gear, the bottom end of the threaded rod is fixedly connected with a second bevel gear, the upper end outer surface of the threaded rod is threadedly connected with a threaded block, and the other end of the threaded block is fixedly connected with a workbench. The auxiliary device for interior design drawing is provided with a convenient storage structure. The telescopic legs at the bottom of the protective shell can be rotated out during use and stored up when not in use, so that the volume of the device is reduced. The workbench is arranged in the interior of the protective shell and can be extended out by rotating the adjuster. The interior of the workbench is provided with two placing boxes for placing drawing tools, which plays a role of tool transfer.

The utility model discloses a multifunctional side table, and particularly relates to the technical field of furniture, the multifunctional side table comprises a table plate, detachable table corners and an adjusting support plate, the detachable table corners are arranged in an inner cavity of a limiting groove, and the adjusting support plate is arranged in an inner cavity of a mounting groove; by means of the design of the adjusting supporting plate, the multifunctional desk can adapt to various scenes such as reading, notebook computer using and drawing, a user can flexibly adjust the angle according to needs of the user, using convenience is greatly improved, neck fatigue is relieved during reading, pressure of arms and the cervical vertebra is relieved during computer using, and a comfortable posture is maintained during drawing; the detachable table corners can effectively reduce the fatigue feeling of the body caused by keeping bad postures for a long time, a user can adjust the detachable table corners to a proper angle according to own needs, the use comfort is improved, the body injury risk is reduced, the detachable table corners are designed to achieve the detaching effect, the detached detachable table corners can serve as small trays to be independently used in various scenes, and the detachable table corners are convenient to use. The table is not limited by the position of the side table and is more convenient and faster.

The utility model belongs to the technical field of drawing tables, and particularly relates to a drawing table capable of being stored and folded, which comprises an outer shell, an unfolding assembly comprises a two-way screw rod, connecting seats are fixedly arranged on two sides of a fixing seat, and the two-way screw rod is rotatably arranged in a sliding groove formed in the top surface of each connecting seat. The outer sides of the two ends of the bidirectional lead screw are sleeved with a first sliding block and a second sliding block in a threaded connection mode respectively, connecting bases are fixedly arranged on the top faces of the first sliding block and the second sliding block and rotationally connected with one end of a movable rod, and the other end of the movable rod is rotationally connected with the bottom face of a movable plate. A placement plate is rotatably arranged between the two sets of limiting plates and connected with an angle adjusting assembly arranged on one side of one set of limiting plates, the angle adjusting assembly comprises a first worm gear, a shaft rod of the first worm gear is connected with one end of the placement plate in a penetrating mode, and one side of the first worm gear is connected with a first worm in an engaged mode; the problems that a traditional drawing table is rigid and fixed in overall structure, large in occupied area and inconvenient to carry are solved.

The utility model discloses a multifunctional drawing board for architectural design, and relates to the technical field of drawing boards, the multifunctional drawing board for architectural design comprises a support frame, the top of the support frame is fixedly provided with a drawing board, and the position of the support frame close to the drawing board is provided with a fastening bolt. A fastening bolt on the supporting frame is in extrusion connection with one side of the drawing board, a sliding groove is formed in the drawing board, a roller is slidably connected into the sliding groove, and a transmission shaft is fixedly connected to one side of the roller. According to the multifunctional drawing board for building design, the transmission shaft and the rolling wheel slide in the sliding groove, then the line drawing rod can be driven to vertically move in the drawing board, vertical line drawing can be conducted on a drawing paper, and therefore a stable and flat drawing surface is provided for the drawing paper during drawing; according to the drawing device, paper shaking or wrinkling can be effectively avoided, each line can be accurately drawn conveniently, the accuracy of a design drawing is ensured, and the construction problem caused by drawing errors is reduced.

The utility model belongs to the technical field of civil engineering, and particularly relates to a drawing device which comprises a drawing board and supporting legs, the supporting legs are fixedly installed on the periphery of the bottom of the drawing board, and the drawing device is arranged on the top of the drawing board and comprises a pressing mechanism, a protection mechanism and an adjusting mechanism. The pressing mechanism is arranged at the top of the drawing board, the protection mechanism is arranged above the drawing board, and the adjusting mechanism is arranged at the bottoms of the supporting legs. According to the drawing device, the pressing mechanism is arranged, the left moving plate and the right moving plate slide along the drawing plate, the distance between the left moving plate and the right moving plate is adjusted, then drawings of different sizes are pressed and fixed, use is convenient, practicability is high, the protection mechanism is arranged, protection cloth is unfolded, and the protection cloth is located above the drawings, so that the practicability is high. The drawing paper is protected, and stains or impurities on the drawing paper are prevented from damaging the drawing paper on the drawing board.

The utility model discloses building design tracing equipment which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a tracing plate, the bottom plate is provided with four through holes, the inner surfaces of the four through holes are all connected with lifting supporting columns in a sliding mode, and the lower ends of the two lifting supporting columns are fixedly connected with a long connecting plate; the lower ends of the other two lifting supporting columns are fixedly connected with short connecting plates, the upper ends of the four lifting supporting columns are fixedly connected with sliding rails, and the inner surfaces of the four sliding rails are slidably connected with sliding blocks. Compared with the prior art, light diffuse reflection and scattering caused by paper wrinkling, bending or unevenness are reduced, light can penetrate through the paper more evenly, visual interference caused by irregular reflection of the light on the surface of the paper is reduced, patterns on the base drawing look clearer, and a user can conduct drawing more easily.

The invention provides an auxiliary learning desk for students, and relates to the technical field of learning desks. An auxiliary learning table for students comprises a supporting frame and a table top arranged on the supporting frame, a showing stand is arranged on the table top in a sliding mode, a showing plate is arranged on the showing stand, an L-shaped baffle is connected to the lower side of the showing plate, and a first storage shaft is rotationally arranged on the showing stand and located below the showing plate. A second storage shaft is rotationally arranged on the support frame below the table top, a first rotating handle is arranged at one end of the first storage shaft, a first arc-shaped positioning clamping plate is hinged to the other end of the first storage shaft, a second rotating handle is arranged at one end of the second storage shaft, and a second arc-shaped positioning clamping plate is hinged to the other end of the second storage shaft. The invention aims to provide the auxiliary learning desk for the student, which has the function of quickly collecting drawing paper or writing paper, so that a person can write or draw according to reference data (books or learning videos), the auxiliary effect is better, and meanwhile, the auxiliary learning desk is provided with a message leaving and quick memorizing area and is very convenient.

The utility model relates to the technical field of map labeling, and provides a surveying and mapping geographic information map labeling device which comprises a side plate, two groups of first connecting rods are rotatably connected in the side plate, one end of each first connecting rod is fixedly connected with a labeling table, two groups of grooves are formed in the bottoms of the two labeling tables, and the two groups of first connecting rods are fixedly connected with the labeling tables. According to the utility model, through the arrangement of the fixing rod, the inserting plate can be firstly taken out from the interior of the first connecting rod, at the moment, the first connecting rod is changed into a rotatable state, the two groups of labeling tables are turned upwards, the two groups of labeling tables are folded, then the screw rod is rotated, and the screw rod drives the fixing rod to slide out of the interior of the inserting hole during rotation; and then the base is folded into the groove, at the moment, the two groups of downward inserting holes rotate to the left side and the right side, then the fixing rods are controlled to be inserted into the inserting holes through the screw rods, and therefore the base is fixed into the groove, the purpose of folding the base is achieved, and the device is convenient to carry.

The utility model provides a toy colored drawing clamping device, and relates to the technical field of toy manufacturing auxiliary equipment, the toy colored drawing clamping device comprises a toy colored drawing table, a colored drawing toy fixing assembly comprises a movable sliding groove formed in the upper side of the toy colored drawing table, and a front-back position adjusting sliding frame is installed on the inner side of the movable sliding groove; a rotating bearing is installed on the upper side of the front-back position adjusting sliding frame, a colored drawing tray is installed at the top end of the rotating bearing, a tray metal plate is welded to the upper side of the colored drawing tray, adsorption magnets are installed on the upper side of the tray metal plate, and a pasting metal plate is installed on the upper sides of the adsorption magnets. Toy clamping assemblies are arranged on the left side and the right side of the tray metal plate correspondingly, the colored drawing tray is driven by the rotating bearing to rotate, so that the angle of the colored drawing tray is adjusted, children can flexibly adjust the colored drawing tray according to different angle requirements when colored drawing toys, and the comfort degree during use is improved.