23results about "Writing underlays" patented technology

The utility model discloses a calligraphy pad which comprises a storage bin, a side strip and a pad body, and a fastening assembly used for fixedly connecting the side strip and the storage bin is arranged between the storage bin and the side strip. According to the application, the pad body is pulled by the side strip, the rolling rod rotates, the pad body stored in the storage bin extends out until the pad body is flatly laid on the table top, and the effective use area of the pad body is ensured while the pad body is pulled through the design of the first connecting belt and the second connecting belt, and when the pad body is not used subsequently, the rolling rod is driven by the rotating block to rotate, so that the pad body can be conveniently used. The pad body is gradually wound to the outer side of the winding rod until the side strip abuts against the storage bin, the locking rod is rotated to be combined with the corresponding screw hole, fixing of the storage bin and the side strip is achieved, the pad body in the winding state is located in a relatively sealed environment, assistance of impurities such as dust is avoided, and therefore the convenience of storage and taking of the calligraphy pad is guaranteed.

The utility model provides a portable cost auditing instrument, which relates to the technical field of engineering cost, and comprises a calculation board assembly, the calculation board assembly is composed of two board bodies, clamping grooves are formed in the ends, close to each other, of the two board bodies, reserved grooves are formed in the sides, away from the clamping grooves, of the two clamping grooves, and limiting convex seats are arranged on the reserved grooves; the connecting and folding assembly is composed of a connecting plate and a connecting seat which are connected to the limiting convex seat in a sliding mode, under the action of the connecting and folding assembly, the calculation board assembly can be folded and stored in the using process, no gap exists between the two board bodies during combination, the using effect is improved, and the attractiveness is improved; after the two plate bodies are horizontally placed, the plate bodies are pushed inwards so that the two plate bodies can be attached to each other, at the moment, the limiting protruding bases move to the other ends of the limiting sliding grooves from one ends of the limiting sliding grooves till the hole sites in the connecting plates are attached to the vacant sites in the plate bodies, and then the connecting plates and the plate bodies are connected through the limiting bolts.

The utility model discloses a portable data statistics auxiliary device for performance evaluation of detection equipment, which relates to the technical field of data statistics, and comprises a form paper supporting mechanism, a page turning paper pressing mechanism, a sheet paper fixing mechanism, a sheet paper pressing mechanism, a sheet paper pressing mechanism, a sheet paper pressing mechanism, a sheet paper pressing mechanism, a sheet paper pressing mechanism and a sheet paper pressing mechanism, wherein the sheet paper supporting mechanism is used for mounting the sheet paper fixing mechanism and the page turning paper pressing mechanism; the form paper fixing mechanism is used for pressing and fixing the bound form paper; the page turning paper pressing mechanism comprises a rotating shaft, a sleeve, a torsional spring, a shifting plate and an L-shaped pressing plate; and the rotating shaft is rotationally embedded in the inner side of the mounting groove through a bearing, and the sleeve is fixedly arranged in the middle of the outer side of the rotating shaft in a sleeving mode. According to the utility model, the sheet paper can be blocked and limited after page turning, so that the condition that the sheet paper is blocked due to resetting in the subsequent data registration process is avoided, and the sheet paper is more convenient in actual use.

The utility model discloses a writing board for calligraphy practice, and relates to the technical field of writing boards, the writing board comprises a writing board body, the surface of the writing board body is provided with a placing table, the right side of the writing board body is fixedly provided with an ink grinding table, the surface of the ink grinding table is provided with an ink grinding groove, the upper part of the writing board body is provided with a pleat removing mechanism, and the upper part of the writing board body is provided with a pleat removing mechanism. And a storage mechanism is fixedly mounted on the left side of the writing board body. The fixed block is arranged to be matched with the movable column, so that the connecting plate drives the edge pressing frame to press edges of paper placed on the surface of the placing table, meanwhile, the sliding groove is matched with the smoothing plate and the grip, wrinkles on the surface of the paper are smoothed by the smoothing plate, a writer can conveniently and better practice calligraphy, the practicability of the writing board is improved, and the writing board is worthy of popularization and application. The writing brush storing and taking box is arranged to be matched with the movable roller, the surface of the writing brush storing and taking box is conveniently covered with the cover plate, meanwhile, the inserting groove is matched with the inserting block, the sealing performance of the writing brush storing and taking box is better, and the writing brush storing effect is improved.

The utility model discloses a writing board with a storage function, which comprises a board body used for supporting or writing, a supporting wall is arranged on the back of the board body, and a storage box capable of being stored in the supporting wall or pulled out of the supporting wall is arranged on the supporting wall. The board body can be supported through the arranged supporting wall, meanwhile, articles such as mark pens, erasers and erasers can be stored through the storage box arranged in the supporting wall, the articles are prevented from falling off accidentally, and carrying is convenient.

This invention proposes a parallel auxiliary drawing board, comprising a rectangular drawing board with connecting slide rails on all four sides and a ruler whose two ends slide within the slide rails. The ruler is the same length as the long side of the rectangular drawing board. One end of the ruler slides within the slide rail via a first connecting member; the other end of the ruler slides within the slide rail via a second connecting member. Simultaneously, the bottom surface of the ruler has a groove for the second connecting member to slide within. This invention solves the problems of cumbersome and inaccurate operations in drawing horizontal and vertical parallel lines during the drafting process. The ruler's direction can change as it slides on the slide rails, from horizontal to vertical and from vertical to horizontal, reducing the cumbersome operations of changing the ruler's direction and requiring other rulers for drafting assistance, thus improving work efficiency. The track also serves to fix the ruler, ensuring drafting accuracy.

The utility model relates to the technical field of recording boards, and discloses a multifunctional nursing recording board which comprises a recording board body, and a document folder is fixedly connected to the top of the recording board body. According to the multifunctional nursing recording plate, an I-shaped plate is moved out of an I-shaped groove by a worker, the angle between the I-shaped plate and the recording plate body is adjusted, then an iron insertion rod is upwards rotated out of the I-shaped plate, one end of the iron insertion rod is inserted into a clamping groove formed by a magnetic suction inclined block, and the magnetic force of the magnetic suction inclined block is utilized; the iron inserting rod is attracted into the magnetic attraction inclined block, so that the positions of the I-shaped plate and the iron inserting rod are stabilized, the iron inserting rod and the I-shaped plate jointly form a triangular support, the rear portion of the recording plate body is supported, the recording plate body can vertically stand on a table top, and the recording plate body can vertically stand on the table top by changing the inserting position of the iron inserting rod and the magnetic attraction inclined block. And the vertical angle of the recording board body is adjusted, so that a worker can check contents recorded on the recording board body more comfortably, and vertical placement of the recording board body is realized.

A multifunctional single plate clamp comprises a single plate body, a hovering clamp is fixed to one end of the single plate body, the hovering clamp comprises a rotating cover plate and a fixing plate, and a torsional spring and a ratchet hovering structure are arranged between the rotating cover plate and the fixing plate; a force application part is arranged at the rear end of the rotating cover plate, the force application part comprises an extension table and an elastic clamp which are oppositely arranged up and down, a writing tool accommodating space is arranged between the extension table and the elastic clamp, and a writing tool is clamped in the accommodating space; the pen container has the advantages that the writing tools can be fixed and stored, additional carrying is not needed, and use is convenient.

We provide a writing pad, ruler, and stationery set including a writing pad and ruler that allows users to draw parallel lines relatively easily, thereby improving the efficiency of learning geometry problems in arithmetic and mathematics, and enhancing the user's understanding. [Solution] The underlay 1 is made of a transparent material, has a planar shape that is approximately rectangular, and has underlay scale line segments 12 that act as underlay scales and numerical values ​​indicating their length on at least one side of the underlay 1, and at least one underlay scale line segment 12 is a transverse scale line segment 11 that extends in a direction approximately perpendicular to the underlay scale and extends until it touches the straight line on the opposite side, and the length of the longest underlay scale line segment 12 other than the transverse scale line segment 11 is 30 millimeters or more.

The invention relates to the technical field of teaching aids, in particular to a preschool education teaching display teaching aid which comprises a bottom plate, two first shells are symmetrically and fixedly connected to the upper surface of the bottom plate, two guide rods are symmetrically and fixedly connected to the inner side walls of the two first shells, a first motor is mounted at the top of one first shell, and a second motor is mounted at the bottom of the other first shell. The output end of the first motor is fixedly connected with a threaded rod, the outer side wall of the threaded rod is in threaded connection with a first connecting block, the outer side wall of the guide rod is in sliding connection with a second connecting block, the interior of the second shell is divided into a plurality of independent spaces through the design of partition plates and a disc, and different types of teaching aids can be stored in a classified mode; the second motor drives the gear to perform transmission, so that rapid space switching is realized, teaching aids do not need to be manually carried and arranged, the teaching content transition time is greatly saved, multiple learning scenes such as story telling, scientific cognition and artistic creation can be rapidly adapted, and the classroom teaching efficiency is improved.

The application discloses a portable multifunctional bulletproof and riot shield, which comprises a shield body, characterized in that the shield body is flat, the back of the shield body is provided with a handle capable of rotating relative to the shield body, and the front of the shield body is provided with a file folder used for clamping paper placed on the front of the shield body; the material of the shield body is ultra-high molecular weight polyethylene, aramid or polyglycolate; and the shield body can be used as a writing pad in daily work and life, and when an emergency occurs, the handle on the back of the shield body can be held to pick up the shield body as a bulletproof or riot protection tool to protect the head and other vital parts and make a counterattack at any time. The application integrates the bulletproof and riot protection function and the writing pad function, has a small size and light weight, is convenient to use and carry, and can be used for bulletproof and riot protection at any time and anywhere in daily work and life.

The utility model relates to the technical field of engineering cost recording, and discloses a classified statistical recording device for engineering cost, which comprises a first writing board, a first limiting groove is arranged on one side wall of the first writing board, a second writing board is slidably connected in the first writing board, and an adjusting assembly is fixedly connected on the outer wall of the second writing board. The adjusting assembly comprises a second connecting rod, one end of the second connecting rod is fixedly connected to the side wall of the second writing board, the outer wall of the second connecting rod is slidably connected to the inner wall of the first limiting groove, a clamping board is fixedly connected to the outer wall of the second writing board, a telescopic board is fixedly connected to the outer wall of the clamping board, and a second limiting groove is formed in the side wall of the second writing board. According to the working panel, the clamping buckle is pulled outwards to be separated from the second limiting groove, then the clamping plate is pulled outwards to drive the second writing board to be pulled out, the second writing board and the second connecting rod move on the limiting groove formed in the outer wall of the first writing board, then the usable area of the working panel is expanded, and meanwhile multiple pieces of data can be checked.

The utility model discloses a multifunctional drawing board for children, and particularly relates to the technical field of children teaching aids, the multifunctional drawing board comprises a support, the left side and the right side of the front part of the support are both fixedly provided with mounting plates, and inner cavities of the two mounting plates are jointly connected with a magnetic back plate in a sliding manner; limiting mechanisms are fixedly mounted on the upper portions of the ends, away from each other, of the two mounting plates, a cloth rolling mechanism is fixedly mounted on the upper portion of the front end of the support, and fixing mechanisms are fixedly mounted on the left side and the right side of the lower portion of the front end of the support. According to the multifunctional drawing board for children, through the combination of the designed magnetic back plate and the cloth rolling mechanism, magnetic teaching aids such as figures and geometric figures can be attracted through magnetism, the requirements for separation and combination operation and splicing creation in the scientific field are met, gouache painting cloth can be installed through the cloth rolling mechanism, and the multifunctional drawing board for children is convenient to use. Switching of different drawing forms is achieved, and the learning scenes of children in the fields of art creation, logical thinking and the like are expanded.

The utility model discloses a data recording device for surveying and mapping, and belongs to the technical field of surveying and mapping equipment. A data recording device for surveying and mapping comprises a writing board and a paper clamping board, the paper clamping board is arranged at the rear end of the top face of the writing board, a storage bag is arranged on the side face of the writing board and is a soft bag, one end of the storage bag is connected with the side wall of the writing board, and a first magnet is arranged at the other end of the storage bag. A second magnet corresponding to the first magnet is arranged on the writing board; the utility model has the advantages that the structure is simpler, the weight and the size are easier to control, and the use experience is improved.

The utility model relates to the technical field of engineering management, and discloses a construction quality inspection record folder which comprises a working plate, the front end of the working plate is fixedly connected with a clip, the inside of the clip is fixedly connected with a limiting plate, the top end of the working plate is provided with a paper meter, and the outside of the working plate is fixedly connected with a fixing box. A sliding block is slidably connected to the interior of the fixing box, a first telescopic column is fixedly connected to the bottom end of the sliding block, a first spring sleeves the first telescopic column, a clamping plate is rotatably connected to the top end of the sliding block, an adjusting assembly is arranged at the bottom end of the working plate, and a clamping groove is formed in the top end of the fixing box. The clamping plate is pulled to be separated from the clamping groove, the sliding block is driven to stretch the spring, the clamping plate is rotated to the position above a target paper meter, the spring pulls the sliding block to reset after loosening, the clamping plate tightly presses the paper meter, interference of other paper meters is effectively prevented, and it is guaranteed that the recording process is smooth.

The application is suitable for the technical field of warning devices, and provides a power equipment warning device, which comprises a support and further comprises: a warning structure, the warning structure comprising a warning board for warning and a moving structure for driving the warning board to move reciprocally; a recording structure, the recording structure comprising a recording board for recording information, the outer side of the recording board being provided with a cover, the cover being used for shielding the recording board from dust, the recording structure further comprising a cleaning brush for cleaning the cover and a lifting assembly for driving the cleaning brush to move. The warning device sets the warning structure to drive the warning board to move reciprocally, can dynamically display the warning board, is vivid and obvious, and has a good effect of safety warning. The recording structure is set, and it is unnecessary to use a separate notebook to record maintenance operation information, the information will not be lost, and the recording structure can wipe off the dust on the cover, avoids affecting the staff from checking the information, and is convenient for the staff to use.

The utility model relates to the technical field of environmental protection engineering, in particular to a data recording device for surveying and mapping of environmental protection engineering, which comprises a recording plate and a fixing component, the fixing component comprises a cross rod which is parallel to the width direction of the recording plate and is positioned in front of the recording plate, and the edge of paper needing to be fixed is inserted into a gap between a magnetic block and the recording plate. When the handle is loosened, the magnetic block and the magnetic metal sheet in the recording plate attract each other, the magnetic block slides backwards in the second sliding groove, and therefore paper is clamped and fixed, operation is easy and convenient, the steps are single, the structure is simple, the sliding base can slide on the outer wall of the sliding rail, and therefore the position of the transverse rod can be adjusted according to conditions; according to the technical scheme, paper can be conveniently fixed to multiple positions of the recording board, use is more convenient, by arranging the lighting unit, when the recording board is used at night, an LED light bar can be turned on, the LED light bar illuminates the whole recording board, and the recording board can be normally used at night to record engineering surveying and mapping data.

The utility model discloses a banner copybook and an auxiliary device thereof. The banner copybook comprises a transparent loose leaf, a fold line and a loose leaf binder. According to the banner copybook and the auxiliary device thereof, the copybook is composed of a plurality of banners, an original text reference area, a copybook body area, a serial number area, a protractor area and a scale area are arranged on the copybook, a storage auxiliary assembly comprises a transparent loose-leaf and a loose-leaf binder, the existing on-sale metal loose-leaf binder is adopted as a loose-leaf frame, a folding line is arranged in the middle of the transparent loose-leaf, and the transparent loose-leaf is folded through the folding line. Binding holes matched with the loose-leaf binder are formed in one sides of the transparent loose-leaves, the transparent loose-leaves are connected to the loose-leaf binder through the binding holes, gum is arranged on the other sides of the transparent loose-leaves, the gum is coated with a film before being used, the number of the transparent loose-leaves is multiple, and the banners are pasted to the corresponding sides of the transparent loose-leaves through the gum. After the copybook is torn into a plurality of banners, the banners can be adhered to the transparent loose leaves, and the transparent loose leaves are sorted and stored through the loose-leaf binder, so that the loss of the banners is effectively avoided.

The utility model relates to the technical field of clamping plates, and discloses an accounting document clamping plate which comprises a bottom plate, a cover plate is arranged at the top of the bottom plate, a magnet outer ring is arranged on the periphery of the bottom plate in a sleeved mode, inserting rods are inserted into assembling blocks, and iron sheets are laid at the bottom of the cover plate. The bottom pieces are installed at the bottom ends of the inserting rods, pressing plates are connected to the inner sides of the bottom pieces, side pressing pieces are hinged to the two sides of the upper surfaces of the pressing plates through hinges, and springs are arranged at the positions, located between the upper sides of the bottom pieces and the top of the inner cavity of the assembling block, of the outer portions of the inserting rods in a sleeving mode. According to the accounting document clamping plate, a document can be placed at the bottom of the accounting document clamping plate after the pressing plate is lifted, then the pressing plate is loosened, the document can be clamped through the pressing plate under the action of the spring, and due to the fact that the pressing plate moving up and down and the side pressing pieces can apply pressure to the whole peripheral surface of the document, comprehensive clamping is achieved; compared with a single-side clamping mode or a local clamping mode, loosening or displacement of paper inside the vouchers can be prevented, and integrity and regularity of the vouchers are guaranteed.

A learning base plate capable of supporting the elbow comprises a base plate body. The supporting assembly is connected with the base plate body and suitable for adjusting the height of the base plate body far away from the user; the elbow support assembly is rotationally connected with the base plate body and located at the end close to the user. According to the learning base plate capable of supporting the elbow, the elbow supporting assembly is arranged at the front end of the base plate body in a rotating connection mode, so that when different inclination angles of the bearing face on the base plate body are adjusted through the supporting assembly, the elbow supporting assembly is not affected, the good elbow supporting function is always achieved, and hand fatigue is relieved; furthermore, by adjusting the inclination angle of the bearing surface, the purpose of providing the inclination angle of the bearing surface for personalized selection is achieved, and a reading and writing angle more suitable for the user is formed, so that the vision of the user is more effectively protected, and meanwhile, the probability of poor body types such as humpback caused by head lowering is effectively reduced.