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65results about How to "Easy to display" patented technology

High-precision coordinate calculation method based on Matlab

The invention discloses a high-precision coordinate calculation method based on Matlab, and belongs to the field of coordinate calculation technology and data processing, and the method comprises the steps: firstly, obtaining the combination of all points and vectors through a specific combination generation function, and then initializing a result vector; aiming at each combination, calculating intersection point coordinates and parameters by virtue of an accurate geometric intersection point calculation function, storing the intersection point coordinates and parameters in a result vector, and distributing the intersection point coordinates and parameters to a working area according to a rule by virtue of a working area assignment function; then, a midpoint coordinate matrix is obtained by applying a midpoint calculation function based on the coordinates of the intersection points, the distance between the points is calculated, a clustering center is determined by adopting a clustering algorithm, points of an intersection point concentrated area are screened out according to distance characteristics in a cluster, and finally, high-precision coordinates are calculated through a weighted average calculation function in combination with priori knowledge and weights. According to the method, the coordinate calculation precision can be effectively improved, good noise immunity is achieved, priori knowledge can be fully fused, and the method is suitable for numerous fields with high coordinate precision requirements.
Owner:HEFEI UNIV OF TECH +1

Frostless display freezer

The utility model belongs to freezer technical field especially is a kind of frostless display freezer, including cabinet, and the front side hinged connection of cabinet is connected with switch door.The utility model is placed on the baffle in cabinet by the object in cabinet under the condition that switch door is closed, it is convenient to show the article in cabinet to outside, when taking article, hold U-shaped handle and press push rod, push rod is moved by corresponding connecting rod with the driving connecting plate, connecting plate is stretched to corresponding second spring in the process of moving, connecting plate is moved by hinged link with the driving square bar, square bar is moved with the driving corresponding limit ring, limit ring is stretched to corresponding first spring in the process of moving, so that square bar is separated from corresponding square groove, U-shaped handle is pulled at this time, U-shaped handle is moved with the driving corresponding drawer, drawer is slid on guide rod with the driving corresponding slider, so that rectangular hole is not shielded, take out the article on baffle, avoid the energy waste caused by switch door wide open.
Owner:DONGGUAN GUANXUE REFRIGERATION EQUIPMENT CO LTD

Three-dimensional cultivation container convenient for displaying aquatic plants

The utility model discloses a three-dimensional cultivation container convenient for displaying aquatic plants, which comprises an aquatic plant cultivation container, a planting cylinder and a water storage cylinder are arranged on the aquatic plant cultivation container, the bottom of the lower portion of the planting cylinder is arranged in the water storage cylinder, and a water pump is arranged outside the aquatic plant cultivation container in a matched mode. According to the aquatic plant cultivation container, the planting cylinder body and the water storage cylinder body form an up-down split structure, so that the aquatic plant cultivation container is simple in structure, convenient to disassemble, transport and display and suitable for being used as a cultivation exhibition device of aquatic plants; the aquatic plant cultivation container can be used for cultivation and display, the adaptation time of the aquatic plants in the landscape arrangement process is shortened, and damage to the aquatic plants can be effectively reduced.
Owner:SHANGHAI CHENSHAN BOTANICAL GARDEN

Combined optical experiment box teaching aid

The utility model provides a combined optical experiment box teaching aid. The combined optical experiment box teaching aid is composed of a box body, three drawers capable of being drawn out completely are arranged in the box body and correspond to teaching aids of light reflection, light three-primary color and dispersion and light refraction respectively, and an experiment board is arranged at the top of the box body and corresponds to a light linear propagation teaching aid. According to the teaching aid, experiments of linear propagation of light, reflection of light, refraction of light, three primary colors and dispersion of light and the like are integrated in one experiment box through modular design, and the problems that an existing optical teaching aid is poor in integration, insufficient in light path visualization, complex in operation, poor in portability and the like are solved. The teaching aid has the advantages of simplicity and convenience in operation, clear light path, high interactivity and the like, is suitable for classroom teaching and autonomous exploration of students, and contributes to improving the teaching effect and the scientific literacy of the students.
Owner:HUNAN UNIV OF SCI & TECH

Physical examination information and data association analysis system and method based on medical laboratory

The invention provides a physical examination information and data association analysis system based on a medical laboratory. The physical examination information and data association analysis system comprises a data acquisition unit, a data annotation and arrangement unit, an association analysis unit and a visual display unit. The invention further provides a medical laboratory-based physical examination information and data association analysis method, which comprises the following steps of: acquiring physical examination personnel information and a detection result, and storing the physical examination personnel information and the detection result as original physical examination data; labeling and sorting the original physical examination data to obtain to-be-analyzed physical examination data; establishing a correlation analysis model; calculating and analyzing correlation; and the system displays a correlation analysis result. According to the invention, personnel information and detection data are collected and stored in combination with an existing medical examination laboratory management system, and on the basis of monotonicity and discontinuity characteristics of the personnel information and detection data of physical examination people, visual correlation analysis of personnel and regional personnel information and a detection item system can be realized; and the information is converted into effective and valuable health management suggestions which are simple and easy to understand, so that diseases are prevented.
Owner:SHANXI BOOTE MEDICAL TESTING LAB CO LTD

Electronic commerce product display cabinet

The utility model discloses an electronic commerce product display cabinet which comprises a base, a transparent display frame is installed on the base, a top cover is installed at the end, away from the base, of the transparent display frame, a rotating disc is rotationally connected to the upper end face of the base, a connecting rod is detachably installed between the rotating disc and the top cover, and a plurality of containing assemblies are installed on the connecting rod. And the placing assembly comprises a first connecting ring, the outer wall of the first connecting ring is rotationally connected with a second connecting ring, the second connecting ring is fixedly connected with a placing table, the second connecting ring is provided with a third threaded hole, and the annular clamping groove is provided with a strip-shaped hole matched with the third threaded hole. Compared with the prior art, the e-commerce product display cabinet has the advantages that the placing tables can be additionally arranged according to actual use requirements, the height and the angle in the horizontal direction of the placing tables can be independently adjusted, the e-commerce product display cabinet can adapt to e-commerce products of different specifications, and details of the e-commerce products can be better displayed.
Owner:SILICON LAKE COLLEGE

Convenient-to-carry enrollment information propaganda and display device

The utility model discloses a portable enrollment information propaganda display device, which is provided with a front display board and a rear display board at the upper part and a front support frame and a rear support frame at the lower part, and is characterized in that the front display board and the front support frame are hinged and assembled on a hollow shaft I, and the rear display board and the rear support frame are hinged and assembled on a hollow shaft II; the hollow shaft I and the hollow shaft II are connected, fixed and positioned through bearing frames at the two ends, and the front display board and the rear display board are positioned and fixed through elastic hooks with springs. The portable display device has the advantages of being convenient to carry and display, and whether the content needing to be displayed and propagandized is installed on site and then opened to be displayed or the content needing to be displayed is installed before departure and then opened to be displayed on site. Moreover, when the content needing to be displayed is installed before departure, after the front display board and the rear display board are folded, content carriers (such as posters and notices) for displaying and propagandizing face the interior oppositely, and damage caused by collision is avoided.
Owner:TIANFU SOUTHWEST UNIV OF FINANCE & ECONOMICS

A media advertisement marketing display device

The utility model discloses a kind of media advertising marketing display devices, it is related to display device technical field, to solve the current display device single image display effect is poor, the technical problem of big body difficulty in outdoor propaganda use, including vertical pole, base and light shield ring, the upper end surface middle part of the base is equipped with connecting seat, and the top end middle part of connecting seat is fixed with wiring pole, the vertical pole is inserted in wiring pole outside, the top of the vertical pole is fixed with exhibition stand, the front and rear end surface of the exhibition stand is rotatably installed with first outer ring and second outer ring respectively by hinge, the first outer ring outside is equipped with display board, the second outer ring is fixed with display screen inside, the light shield ring is inserted and installed on exhibition stand upside. The utility model has the advantages of small body, image and image double display, easy to attract customers, and good display effect.
Owner:HUBEI HONGJIANG MEDIA CO LTD

A high-quality packaging box with truncated square shape

ActiveCN224428245UIncrease the convenience of opening and closingEasy to displayClassical mechanicsSquare Shape
This application discloses a truncated square box, comprising: a box body, formed by eight pentagonal plates sequentially connected to form a hollow structure with an upper opening, a lower opening, and a receiving space; a box bottom and a box lid, respectively disposed on opposite sides of the receiving space, the box bottom covering the lower opening, and the box lid being foldably connected to a pentagonal plate so that the box lid can be folded onto the upper opening to seal the receiving space; wherein both the box bottom and the box lid are quadrilateral; and a magnetic module, which is disposed along the edge of the upper opening and the edge of the box lid not connected to the pentagonal plate, so that the box lid and the box body are magnetically fastened together. The premium packaging box of this application features a reasonable structural design, exquisite craftsmanship, and an appealing design.
Owner:WING FAT (DONGGUAN) PRINTING CO LTD

A hose detection clamping device

The application provides a clamping device for rubber pipe detection, and relates to the technical field of rubber pipe detection. The clamping device comprises a base, a first limiting ring is fixedly connected to the top of the base, a rotating disc is inserted into the inner wall of the first limiting ring, a clamping structure is arranged on the top of the rotating disc, a hand screw bolt is threadedly connected to the side of the first limiting ring, and one end of the hand screw bolt extends to the inner side of the first limiting ring and abuts against the outer surface of the rotating disc. The rotating disc can rotate in the first limiting ring, so that the clamping structure can rotate, the rubber pipe can also rotate when the clamping structure clamps the rubber pipe, the rubber pipe can be conveniently displayed at different angles, and detection is facilitated.
Owner:GUANGZHOU MILESUN RUBBER PLASTIC TECH

A device for quickly collecting and packaging yuba rods

ActiveCN224376100UPackaging machines
The utility model relates to the technical field of dried beancurd stick production, and disclose a kind of device of quick dried beancurd stick rod packing, the center of installation table installs hopper, the center of hopper installs center column, the upper end of center column installs drying rod, the lower half of center column is provided with empty slot, empty slot inside fixed installation cylinder, the upper end of cylinder is fixedly connected with limit block, and the side end of limit block is provided with multiple connecting blocks, and the other end of connecting block extends to the outer end of empty slot and is connected with movable ring, and the side end of movable ring is movably connected with multiple support rods, and the other end of support rod is movably connected with drying rod, by the drive of cylinder, movable ring can move up and down along the empty slot of center column, to realize the lifting adjustment of drying rod, so that user can easily adjust the height of drying rod, drying rod is connected with support rod through movable shaft, can realize the rotation or adjustment of certain angle, so that user can adjust the angle of drying rod according to needs, to better drying or show goods.
Owner:ANYANG SHUANGQIANG BEAN GOODS CO LTD

Intelligent lock key testing device

The utility model relates to the technical field of intelligent lock detection, and discloses an intelligent lock button testing device, which comprises a fixing frame, an electromagnetic valve pressing structure and a detection structure, and is characterized in that the fixing frame is used for fixing an intelligent lock; the electromagnetic valve pressing structure is suitable for facing a key of the intelligent lock, and the detection structure is connected with the electromagnetic valve pressing structure; the fixing frame is further provided with a mobile power source interface which is suitable for being connected with a mobile power source so as to supply power to the electromagnetic valve pressing structure and the detection structure. The device replaces a cylinder in the prior art, is beneficial to miniaturization of test equipment, is small in size, light in weight, convenient to carry and easy to operate, is not limited in a fixed place for testing any more, and is suitable for testing in various places. And the mobile power supply interface can be connected with a mobile power supply, so that the whole intelligent lock key testing device can be moved and tested at the same time, and display to customers is facilitated.
Owner:WONLY SECURITY & PROTECTION TECH CO LTD

A new type of light-emitting photo frame refrigerator sticker

ActiveCN224408776UMeet diverse usage needsEasy to displayIceboxEngineering
The utility model discloses a novel light emitting photo frame refrigerator sticker, including refrigerator sticker photo frame main part, the bottom fixed setting of refrigerator sticker photo frame main part has conversion structure, the inside of refrigerator sticker photo frame main part is equipped with central processing structure, the top of central processing structure is equipped with light emitting structure, one side of light emitting structure is equipped with display structure, the utility model discloses a novel light emitting photo frame refrigerator sticker, and the functions such as photo frame display, refrigerator sticker adsorption, light emitting, identification decoration are integrated, as photo frame, can show the content such as photo, card, refrigerator sticker photo frame main part can be firmly adsorbed on the surface of refrigerator and other magnetically adsorbable surface, and the convenient display and use, the light emitting function can not only highlight the display content, but also can act as temporary lighting or atmosphere light source in dark environment, in addition, through the pin design, can also be worn as a badge on clothes, bag, satisfy the diversified use demand of user under different scenes, expand the applicable range.
Owner:高峰

Cognitive function training and rehabilitation equipment for psychiatry department

The utility model belongs to the technical field of training equipment, particularly relates to cognitive function training and rehabilitation equipment for the psychiatry department, and aims to solve the problems that the position of a card is adjusted by moving a conveying belt in the prior art, but the card is inconvenient to replace after being used for a long time, and the position cannot be automatically adjusted and changed. A connecting box is obliquely arranged at the top of the base, a rotating shaft is rotatably arranged on one side of the connecting box in a penetrating mode, a plurality of sets of adjusting frames are arranged on the rotating shaft, clamping pieces are arranged in the adjusting frames, a magnifying lens is embedded in one side of the connecting box, and a fixing strip is fixedly arranged on one side of the connecting box. According to the intelligent card display device, multiple functions such as card display, magnifying lens assistance, automatic pushing and writing and drawing on the writing board are integrated, flexible selection and display of cards are achieved through driving of the first motor and the second motor, and meanwhile stable rotation and positioning of the adjusting frame are guaranteed through the design of the clamping piece and the rotating ring.
Owner:中国人民解放军联勤保障部队第九〇四医院

A colorectal cancer multi-modal image data processing method and system based on uncertainty constraint evidence fusion

PendingCN122617801AImproving Fusion Cognitive UncertaintyReduce overconfidence in output
The application discloses a kind of based on uncertainty constraint evidence fusion colorectal cancer multi-modal image data processing method and system, belong to medical artificial intelligence and medical image processing field.The present application includes: obtaining the CT image and whole section pathological image of colorectal cancer patient;Respectively extract macroscopic image representation and microscopic pathological representation;Each modal representation is mapped to include belief quality and cognitive uncertainty evidence output;Based on clinical pathology prior, cross-scale dynamic calibration is carried out;Using Dempster-Shafer evidence theory, intra-modal and inter-modal evidence fusion is carried out;When any mode is missing, based on uncertainty constraint mechanism, missing mode compensation is carried out;Finally, the output of explainable image processing result.The present application can cross-scale fusion macroscopic image and microscopic pathological evidence, improve the reliability of image evidence fusion, while avoiding overconfident output in the scene of missing mode, suitable for colorectal cancer multi-modal image auxiliary analysis.
Owner:QIDONG FUDAN INSTITUTE OF MEDICAL INNOVATION

A method, system, and related equipment for predicting engineering costs based on MLP

This application relates to a method, system, and related equipment for engineering cost prediction based on MLP (Mechanical, Material, and Practical) estimation, belonging to the technical field of engineering cost estimation. The method includes: acquiring construction stage information of the target project, including the scheme study stage, preliminary design stage, and design expansion stage; acquiring construction variables for the corresponding construction stages based on the construction stage information; acquiring a preset MLP cost prediction model, which includes different quantities of engineering costs corresponding to different construction stages; and acquiring cost tables for different construction stages based on the construction variables and the MLP cost prediction model. This application has the effect of better displaying the cost changes that may occur during the project.
Owner:CHONGQING MUNICIPAL CONSTR ENG CONSTR CONSULTING CO LTD

Double-color cosmetic display prop and preparation method thereof

PendingCN121999671Aincrease in sizeImprove the simulation effectEducational modelsColor effectBottle cap
The invention discloses a double-color cosmetic display prop and a preparation method thereof, and particularly relates to the technical field of cosmetic display, the double-color cosmetic display prop comprises a bottle body and a bottle cap, the bottle body is of a double-layer structure and is divided into an inner container and an outer layer, and the inner container and the outer layer are transparent parts or colored parts; the inner container and the outer layer are overlapped, so that the bottle body can present a full-transparent, semitransparent or solid-color effect. The prepared double-color cosmetic display prop is different in shape, light in weight, good in simulation effect and convenient to arrange and display in any place.
Owner:DIAM DISPLAY CHINA CO LTD

Robotic head and robot

ActiveCN224295889UIncrease non-verbal communication skillsAnthropomorphic head designManipulatorComputer graphics (images)Man machine
The application provides a robot head and a robot, and belongs to the technical field of robots. The robot head comprises a skull part and a mask part. The mask part comprises a mask shell, a flexible curved display screen and a mask. The mask shell is connected with the skull part and both of them jointly enclose an internal accommodating space. The middle region of the mask shell is provided with an opening. The flexible curved display screen is arranged on the opening. The mask covers the outer side surface of the mask shell. The mask is an integral structure and the outer side surface of the mask is a continuous curved surface. The flexible curved display screen is arranged on the mask shell, so as to increase the non-verbal communication ability of the robot head and facilitate human-computer interaction. The flexible curved display screen is located in the middle region of the mask shell, so that the flexible curved display screen can be used to simulate the eye part of a person. The mask is not only an integral structure, but also the outer side surface of the mask is a continuous curved surface. The robot head is given a smooth and modern appearance, which is beneficial to simulate the human face form and realize a more personified head design.
Owner:KEENON ROBOTICS CO LTD

Transportation carton convenient to place

The transportation carton convenient to place comprises a carton body and a cover body, an isolation frame is arranged in the carton body, magnetic attraction strips are arranged on the four vertical outer walls of the carton body, four reinforcing grooves are formed in the upper end face of the carton body, reinforcing pieces are arranged in the four reinforcing grooves, an identification groove is formed in the upper end face of the carton body, and the cover body is arranged in the identification groove. An identification groove is formed in the upper end face of the box body, an identification plate is arranged in the identification groove, an observation opening is formed in the vertical outer wall of the box body, the observation opening is communicated with the identification groove and corresponds to the identification plate, a plurality of grooves are formed in the upper end face and the lower end face of the cover body, a plurality of protruding blocks are arranged on the bottom wall of the box body, and the protruding blocks correspond to the grooves. Cartons are attracted and fixed side by side through the magnetic attraction strips, and placement dislocation is prevented; the carton boxes are stacked and accurately positioned through cooperation of the protruding blocks and the grooves, friction force is increased through the protruding blocks made of rubber, and slipping is prevented; and the reinforcing pieces remarkably improve the stacking bearing capacity, and safe transportation and storage of goods are guaranteed.
Owner:QINGDAO ZHITONG PACKAGING CO LTD

Circuit board placing rack

The utility model discloses a circuit board placing frame, which belongs to the technical field of food packaging containers and comprises a bottom frame, rollers, a first placing component and a second placing component. The rollers are mounted on the bottom frame; the first placing assembly is fixed on the bottom frame; the first placing assembly and the second placing assembly are both used for placing a circuit board, and the second placing assembly is rotatably connected with the first placing assembly. The circuit board placing rack solves the problems that an existing circuit board placing rack is difficult to display, take and place and inconvenient to transfer.
Owner:ZHUHAI BENRONG ELECTRONIC CIRCUIT CO LTD

Multifunctional advertising board for advertising media

The invention discloses a multifunctional advertising board for advertising media, and relates to the technical field of advertising media, the multifunctional advertising board comprises a supporting base, an advertising board body and an outer connecting frame body, the upper side of the outer connecting frame body is fixedly connected with a limiting top plate, and the advertising board body is fixedly connected to the interior of the outer connecting frame body; the limiting top plate is located at the top end of the advertising board body, the top end of the supporting base is fixedly connected with a supporting plate, the top end of the supporting plate is fixedly connected with a set of vertical plates, the top ends of the vertical plates extend to the inner side of the outer connecting frame body, and the interiors of the vertical plates are movably connected with lifting adjusting mechanisms. The first guide gear and the second guide gear rotate in the opposite directions to push the adjusting tooth frames to move outwards, meanwhile, the guide strips synchronously slide in the guide grooves, the advertising board auxiliary boards on the two sides stretch out of the outer connecting frame, other content of advertisements can be conveniently displayed at the same time, and the propaganda effect of the advertising board body is improved.
Owner:邓爱兰

Display equipment for material device design products

The utility model discloses display equipment for material device design products, which relates to the field of display of material device design products and comprises an equipment body, a rotating shaft is rotatably connected to the center of the top of the equipment body, a display component is mounted on the outer wall of the rotating shaft, and positioning components are symmetrically and movably connected to two sides of an inner cavity of the display component. The top of the rotating shaft is movably connected with an installation assembly, six irradiation lamps are installed on the outer wall of the equipment body, and the top of the servo motor is installed at the bottom of the rotating shaft through a coupler. According to the display equipment for the material device design products, different sizes or different states of the material device design products can be displayed together through the arranged display assemblies, meanwhile, the arranged servo motor is started, the display assemblies can be driven to rotate through the rotating shaft, and the display assemblies are driven to rotate through the rotating shaft. And the display assembly can drive the material device design product to rotate, so that the material device design product can be conveniently displayed to more people.
Owner:SUZHOU GUANGZHIJI DATA TECHNOLOGY CO LTD

Electronic product sales device based on internet of things

ActiveCN224609516Uavoid lossPortable
The utility model relates to electronic product sales field especially, based on electronic product sales device of internet of things, include: box, the front side of box is equipped with the protective door rotationally, is fixed with a plurality of partition box in the box, is equipped with round rod axle rotationally all on the partition box, is equipped with transparent protective cover all on the partition box, the utility model discloses new through the cooperation of round rod axle, transparent protective cover, sliding slot, gear, electric push rod and rack, can order through the receiver through internet of things on -line, pay, then the cabinet door body opens, and the user directly takes the electronic product of purchase, prevents the possible of other commodity loss, through the cooperation of motor, disc, cylinder, square dish and U -shaped groove, can drive the intermittent rotation of commodity that the placement dish drives, can all -round show the overall appearance of commodity, make commodity better show to the customer and facilitate its selection.
Owner:SHAANXI LIANYEHUO SOFTWARE TECHNOLOGY CO LTD

Display device for selling textile raw materials

The utility model discloses a display device for textile raw material sales, including rotary board, the one side swing installation of rotary board has the mounting seat, the outside fixed mounting of mounting seat has the vertical board, the bottom fixed mounting of vertical board has the support plate, the one side fixed mounting of rotary board has a plurality of fixed baffle, the one side fixed mounting of a plurality of fixed baffle has the inner sleeve rod, the outside sleeve joint installation of inner sleeve rod has the torsional spring, the outside sleeve joint installation of inner sleeve rod all has the inner rotating cylinder, through pulling the display cloth unrolling, make the outer sleeve rotate, drive the inner rotating cylinder and rotate in the outside of inner sleeve rod and torsional spring, and twist to torsional spring, when the display cloth shows up, under the action of torsional spring, can rotate reset to the inner rotating cylinder and outer sleeve, to re -winding display cloth in the outside of outer sleeve, prevent the display cloth after showing up in disorder, can arrange the display cloth after showing up personally, improve the display effect.
Owner:WUJIANG CHENGYU TEXTILE CO LTD

Generator car safety intelligent monitoring system based on image automatic identification and trend prediction

PendingCN121887957AMonitor operating status in real timeImprove transportation safety levelsParticular environment based servicesClosed circuit television systemsVideo monitoringWireless transmission
The invention discloses a power generation vehicle safety intelligent monitoring system based on image automatic identification and trend prediction, which comprises a video monitoring subsystem, an intelligent analysis subsystem and a vehicle-ground wireless transmission subsystem, and is characterized in that the video monitoring subsystem is connected with the intelligent analysis subsystem and the vehicle-ground wireless transmission subsystem; the video monitoring subsystem comprises a vehicle-mounted video monitoring server and a plurality of high-definition cameras respectively connected with the vehicle-mounted video monitoring server; the intelligent analysis subsystem comprises an intelligent analysis host, the intelligent analysis host is connected with a vehicle-mounted video monitoring server, the vehicle-ground wireless transmission subsystem comprises a transmission server and a communication antenna, and the transmission server is respectively connected with the vehicle-mounted video monitoring server and the communication antenna. Therefore, through real-time monitoring and intelligent early warning, the abnormal condition of the generator car unit can be captured in time, rapid response is achieved, the railway transportation safety level is effectively improved, and the labor cost is reduced.
Owner:SHENZHEN RHA

Storage device for construction engineering cost

The utility model relates to the technical field of storage, in particular to a storage device for construction engineering cost. The storage device comprises a storage cabinet, storage grooves are formed in the front face of the storage cabinet at equal intervals, storage boxes are slidably connected into the storage grooves, placing blocks are fixedly connected to the inner walls of the storage boxes at equal intervals, and placing grooves are formed in the top faces of the placing blocks at equal intervals. A pop-up assembly is fixedly mounted on the inner bottom wall of the placement groove, a placement cylinder is in lap joint with the top of the pop-up assembly, connecting blocks are in threaded connection with the two sides of the storage cabinet, and a display assembly is fixedly connected to the bottoms of the connecting blocks. Through the arrangement of a pop-up assembly and a placement cylinder, when a worker needs to roll construction cost paper into a cylinder and place the construction cost paper into the placement cylinder, the worker places the placement cylinder into a placement groove, then a sliding block slides downwards along an L-shaped clamping groove, and the placement cylinder is rotated clockwise to slide the sliding block into the L-shaped clamping groove; and the spring is restrained.
Owner:SHANDONG MINGXIN ENG MANAGEMENT CO LTD