549 results about "Sandwich panel" patented technology

The invention discloses a 3D printing layered honeycomb sandwich panel and a processing method thereof. The processing method comprises the steps that a digital forming platform is constructed, process parameters are initialized, a functional interface layer is laid on a printing substrate in advance, a three-dimensional model is generated, and the printing substrate is divided into a plurality of gradient areas; collaborative printing of a lower panel structure is executed, and a composite panel base body is formed by adopting a multi-nozzle alternate deposition process; according to the characteristics of the divided gradient areas, honeycomb units are formed layer by layer by dynamically controlling printing rheological parameters, and a gradient honeycomb core layer is constructed; the cooperative growth of the upper panel and the gradient honeycomb core layer is realized by adopting a rotary incongruous printing strategy; the performance of the core layer material is regulated and controlled through a multi-stage heat treatment process, and the functional interface layer is activated to obtain the honeycomb sandwich panel; according to the honeycomb sandwich board, the mechanical property customized distribution of the honeycomb core layer is realized, the surface-core interface bonding strength is improved by combining the directional activation mechanism of the micro interlocking structure and the functional interface layer, and the honeycomb sandwich board with high mechanical property and thermal stability is provided.

The invention discloses a multi-parameter collaborative optimization design method for lateral impact resistance of a honeycomb sandwich panel battery pack, and relates to the technical field of structural safety and lightweight design of new energy automobile battery packs. An existing battery pack generally has the defects of insufficient light weight, limited energy absorption efficiency and lack of multi-parameter collaborative optimization with an upper box body, a lower box body and a stiffening beam in impact resistance research. Therefore, according to the honeycomb sandwich panel battery pack lateral impact resistance multi-parameter collaborative optimization design and parameter calculation method, a honeycomb sandwich panel finite element model is established, performance parameters are obtained, an optimal energy absorption combination is screened, then a battery pack box body finite element model is established, and multiple design variables are set; and constructing a function relationship between variables and responses by utilizing an agent model, and carrying out multi-objective optimization by combining an NSGA-II algorithm to finally obtain an optimal design parameter meeting a safety threshold and carrying out simulation verification. The method is suitable for battery pack anti-impact protection design work of the electric automobile under the lateral collision working condition.

The utility model relates to a mineral wool sandwich board PIR edge sealing production system which comprises a white material storage tank, a pentane storage tank, an on-line cutting precision mixer, a transition tank, a black material storage tank and a mixing head. Due to the fact that the using amount of edge sealing materials is small, the mixing effect of polyester and pentane is affected, and edge sealing sandwich boards with high fire resistance cannot be manufactured, the system cuts, extrudes, impacts and disperses white materials and pentane in the mixer by increasing flow feeding, and the mixing effect is improved. Due to the fact that the premixing white material amount consumed by the mixing head is small, discharging of the mixing head cannot be interrupted, and the output of the premixing white material is different from the premixing white material amount consumed by the mixing head, in order to achieve flow balance of the premixing white material and the premixing white material amount consumed by the mixing head, flow balance is achieved by increasing the premixing white material flow + intermittent feeding = small flow of the mixing head + continuous discharging. The middle transfer transition device caches the premixed white material to solve the problem of uninterrupted discharging of the mixing head so as to achieve continuous production, and the major problem that online mixing foaming cannot be achieved due to small flow of polyester and pentane is successfully solved.

The invention belongs to the technical field of composite material structures and energy storage, and discloses a multifunctional energy storage composite structure of an embedded lithium ion battery and a preparation method of the multifunctional energy storage composite structure. The composite structure comprises an upper-layer skin, a lower-layer skin and an integrated energy storage layer located in the middle. The integrated energy storage layer comprises a sandwich panel and an energy storage unit; the sandwich panel is provided with a honeycomb or a grid; the energy storage units are embedded into honeycombs or grids of the sandwich panel; the raw materials of the upper-layer skin and the lower-layer skin are at least one layer of fiber prepreg. Through the application of the epoxy resin fiber composite material (fiber prepreg), the battery pack body becomes a part of the structure, electrical-structural integration is realized, an independent metal battery shell is not needed, the weight is reduced, and the bearing capacity and the heat-conducting and electrical-conducting properties of fibers are fully utilized; a hot-pressing integrated process is adopted for preparation, the technological process is simple and feasible, and the manufacturing cost is reduced.

The utility model discloses a metal surface mesh-woven reinforced heat-preservation sandwich board structure which comprises a metal panel, a metal mesh-woven reinforced heat-preservation sandwich board and a metal mesh-woven reinforced heat-preservation sandwich board, the utility model relates to the technical field of building materials, and adopts a sewing technology, namely a technology for integrally reinforcing mechanical strength by sewing and combining fiber bare cotton boards and glass fiber mesh cloth through various twisted threads such as basalt fibers and the like on fiber cotton boards such as rock wool, mineral wool, glass wool and the like wrapped by fabrics such as the glass fiber mesh cloth. A one-way annular chain-type continuous locking ring is adopted to penetrate and reinforce a plane material and a thermal insulation material into a whole, as the chain-type continuous locking ring generally has the characteristic of one-way loosening, continuous locking ring penetrating reinforcement can be carried out again in the opposite direction after one-way continuous penetrating reinforcement according to requirements, and finally the purpose that the plane material and the thermal insulation material are cut from any part of the thermal insulation material is achieved. The chain rings on the periphery of the cutting section are not loosened, so that the integrity of the whole insulation board is enhanced, and the insulation board is not easy to loosen.

The invention provides a replaceable phase-change temperature-adjusting modular composite color steel sandwich panel and a preparation method thereof.The replaceable phase-change temperature-adjusting modular composite color steel sandwich panel is characterized in that phase-change heat preservation blankets, substrates and heat conduction adjusting layers of different specifications are adopted, and the phase-change heat preservation blankets of different specifications are distinguished according to different phase-change temperature ranges; the base plate comprises an upper surface layer color steel plate, a core material and a lower surface layer color steel plate, and a heat conduction adjusting layer is evenly distributed on the outer surface of the upper surface layer color steel plate. The phase change heat preservation blanket is installed on the outer surface of the heat conduction adjusting layer in a magnetic attraction positioning and sliding groove clamping and embedding mode. A plurality of heat conduction pieces are arranged on the side, facing the heat conduction adjusting layer, of the phase change heat preservation blanket, and an RFID tag is arranged on the side, away from the heat conduction adjusting layer, of the phase change heat preservation blanket. By means of the split design of the phase change heat preservation blanket and the base plate, the phase change heat preservation blanket suitable for the environment temperature can be replaced according to the environment temperature change, and seasonal heat management is achieved.

The invention discloses a roof sandwich plate and embedded part composite connecting structure for a rail transit vehicle and a process of the roof sandwich plate and embedded part composite connecting structure, and relates to the technical field of mechanical connecting structures. The multi-layer composite board is composed of an upper panel, a lower panel and a light core material, the pre-buried metal section bar is installed on the edge of the board through a glue joint layer, the framework edge beam is arranged on the board in a sleeved mode through a clamping groove and is in glue joint with the upper panel and the lower panel, and the framework edge beam, the upper panel and the lower panel are mechanically connected and fixed through the mechanical locking unit. By means of the composite connection structure of glue joint and mechanical locking, the connection strength of the roof sandwich plate and the embedded part is guaranteed, the reliability and durability of connection are improved, and the comprehensive requirements of rail transit vehicles for high reliability, high durability and light weight of the roof structure are met.

The invention relates to the technical field of aerospace structure safety, and discloses a flying bird anti-collision device with a foamed aluminum sandwich energy-absorbing structure, the flying bird anti-collision device comprises an assembly frame and an outer frame as the device, the corners of the outer side of the assembly frame are provided with assembly cylinders, and the assembly frame is assembled in the head of an aircraft through the assembly cylinders; the front panel is arranged on the inner side of the assembly frame and is used for bearing a first collision impact; the buffering assembly is arranged on the inner side of the assembling frame and used for buffering the first impact; the sandwich board is arranged on the inner side of the assembly frame and used for bearing the buffered impact; and the rear panel is arranged on the inner side of the assembly frame and is used for bearing the impact which is buffered twice. Through ordered hierarchical arrangement of the front panel, the buffer assembly, the foamed aluminum sandwich panel and the rear panel, a synergistic energy absorption system and a multi-structure synergistic gradient protection mechanism are constructed, impact is decomposed into a plurality of controllable energy dissipation stages, and efficient management and dissipation of impact energy are achieved.

The invention belongs to the technical field of laser cutting, and particularly relates to a color steel sandwich panel size cutting device which comprises a workbench and further comprises two extrusion limiting mechanisms, a laser cutting mechanism, a smoke suction mechanism, a laser power synchronous regulation and control mechanism and a panel thickness feedback regulation and control mechanism. The thickness can be synchronously detected and fed back, and the clamping force (the larger the thickness is, the larger the force is) of the extrusion limiting mechanism is automatically adjusted and controlled to guarantee the cutting stability; the laser cutting power is synchronously regulated and controlled (the larger the thickness is, the larger the power is), the penetrating power is ensured, and material ablation is avoided; the rotating angular speed of the laser cutting mechanism can be automatically regulated and controlled according to the thickness and the cutting diameter, and the linear speed is stabilized to guarantee the cutting quality; meanwhile, cutting smoke can be rapidly adsorbed, the suction power can be automatically adjusted and controlled according to the thickness (the larger the thickness is, the larger the thickness is), pollution is avoided, slag adhering and burr adhering to a notch of the thin plate are prevented, and the cutting quality is comprehensively guaranteed.

The utility model discloses a moisture-proof and water-proof bathroom partition board, and belongs to the technical field of bathroom partitions. The damp-proof and waterproof toilet partition board comprises a partition board body, the partition board body comprises a metal frame used for supporting the structure of the partition board body, a honeycomb sandwich board is fixedly connected to the interior of the metal frame, an upper waterproof board is fixedly connected to the upper end face of the metal frame, and clamping grooves are formed in the four corners of the upper end face of the upper waterproof board. The partition board body is designed into a small block combination type, in the transportation link, the size and weight of a single piece are obviously reduced, carrying, loading and unloading are easy, the transportation cost and difficulty are reduced, and the collision damage risk in the transportation process is reduced. In the later use process, if local damage occurs, the whole partition does not need to be replaced, only the corresponding small partition plate bodies need to be disassembled, maintained or replaced in a targeted mode, time and labor are saved, economy and efficiency are achieved, and the maintenance cost and interference to normal use of a toilet are reduced to the maximum extent.

The utility model discloses an indoor ski field pipeline penetrating heat preservation and cold bridge prevention structure which comprises a heat preservation plate, a pipeline and a first heat preservation layer. The insulation board is a metal rock wool sandwich board, the pipeline penetrates through the insulation board, and a first insulation layer is arranged between the pipeline and the insulation board; the pipeline comprises a first pipeline, and when the first pipeline is a fire fighting pipeline or an air conditioner pipeline, the anti-cold-bridge structure further comprises a second heat preservation layer, a third heat preservation layer, an air isolation layer, a first fixing device and a first protection pipe. The first pipeline is sleeved with the first protection pipe, and the space between the first pipeline and the first protection pipe is filled with a second heat preservation layer; the joint of the side, facing the outdoor space, of the first pipeline and the heat preservation plate is coated with an air isolation layer. Heat transfer between the interior of the snow field and the structural layer can be efficiently isolated, the temperature of the structural layer and the temperature of the bottom of the snow layer are stabilized with extremely low heat supplement, extra energy consumption is greatly reduced, and the service life is prolonged.

The sandwich panel of the present invention comprises: a foamed molded body; a first thermoplastic continuous fiber reinforced woven body fused to an upper portion of the foamed molded body; a second thermoplastic continuous fiber reinforced woven body fused to a lower portion of the foamed molded body; and one or more composite material bars embedded in the foamed molded body. The sandwich panel exhibits excellent rigidity (flexural strength, flexural rigidity, and maximum deflection), lightweight properties, and the like.

The utility model relates to a noise reduction and sound insulation type aluminum veneer splicing assembly which comprises a middle section plate layer. The upper end and the lower end of the middle section plate layer are integrally connected with a top sound insulation arc plate and a bottom sound insulation arc plate correspondingly, and the bottom sound insulation arc plate is of a solid plate body structure. The top sound insulation arc plate is of a hollow sandwich plate structure, and a built-in hollow structure of the top sound insulation arc plate is filled with reinforcing ribs; the middle plate layer is of a hollow sandwich plate structure, the middle plate layer is composed of a back plate and a front plate, and the space between the back plate and the front plate is filled with a sound insulation filling layer. The utility model provides a noise reduction and sound insulation type aluminum veneer splicing assembly. A left-right horizontal combined and spliced assembly structure is adopted, meanwhile, the sound wave collection area of noise is enlarged by matching with the structure of the arc-shaped end faces of the upper end and the lower end, and the noise reduction performance is further improved; the technical problems that the installation structure is unstable and the noise reduction area is small in the side-by-side installation process of a single set of noise reduction boards in the past are solved.

This utility model discloses a waterproof structure for lightweight aggregate concrete partition walls, relating to the technical field of concrete partition walls. It includes an autoclaved aerated concrete (AAC) plate, with two foamed sandwich panels fixed to its outer wall. Gypsum board is fixed to the side of each foamed sandwich panel that is far from each other. A reinforcing plate extends from one side of the AAC plate, and a retaining strip extends from the side of the reinforcing plate away from the AAC plate. A retaining groove is formed between the end of the AAC plate away from the reinforcing plate and the two foamed sandwich panels. The AAC plate, reinforcing plate, and retaining strip are integrated. Through the AAC plate, reinforcing plate, retaining strip, retaining groove, main reinforcing groove, and secondary reinforcing groove, the overall structural strength of the wall can be enhanced. Simultaneously, the wall is spliced ​​using a retaining method, and the space at the splice can be used to pour cement slurry, filling the splice to increase the stress points of the wall and improve the overall strength of the wall.

The application relates to a ship composite material corrugated sandwich panel structure and a forming method thereof. A plurality of first foam corrugated strips and second foam corrugated strips are pre-assembled in an up-down staggered mode, a plurality of first foam corrugated strips are connected to form a first foam corrugated assembly through a glass fiber mat, a second fiber cloth is laid on the first foam corrugated assembly through a row-by-row die assembly process, a second foam corrugated strip is laid on the second fiber cloth, a glass fiber mat with glue is laid on the plurality of second foam corrugated strips, a third fiber cloth is laid on the glass fiber mat, a reinforcing rib member is laid on the outer side of the third fiber cloth and is wrapped with the fiber cloth, a preformed body is completed, and finally, a composite corrugated sandwich panel is obtained through vacuum pouring. The application is simple and convenient to operate, controllable preparation of a corrugated-foam hybrid core material is realized, process problems of a complex structure in forming precision, interface combination and form control are solved, and a feasible manufacturing approach is provided for practical application of the complex structure in a lightweight shell of a ship.

Provided is an antenna integrated structure in which an antenna is inserted into ground vehicle, marine ship and aircraft structure, and more particularly, a sandwich panel type antenna integrated latticecore having a structure for improving communication performance of an antenna module.

The utility model discloses a sound insulation type composite color steel sandwich plate which comprises a composite color steel plate, a protruding strip is fixedly connected to one side of the upper end of the composite color steel plate, four grooves are evenly formed in the protruding strip, threaded holes are fixedly formed in the middles of the interiors of the grooves and one side end of the composite color steel plate, and the threaded holes are communicated with the protruding strip. A plurality of threaded holes are formed in the convex strips, threaded connecting pieces are connected into the threaded holes, a plurality of clamping plates are arranged and attached to the convex strips, clamping blocks are fixedly connected to the lower ends of the clamping plates, and the clamping blocks are inserted into the upper ends of the interiors of the grooves. The section cutting plane of the clamping plate is of the arc-shaped structure, so that the clamping plate and the protruding strip are attached more tightly, the threaded connecting piece in the groove is sealed through the clamping plate, water is not prone to accumulating in the groove, the threaded connecting piece in the groove is not prone to being affected by rainwater erosion, and the service life of the threaded connecting piece is prolonged. And the service life of the threaded connecting piece is prolonged.

The utility model belongs to the technical field of sandwich panels, and particularly relates to an environment-friendly flame-retardant polyurethane sandwich panel which comprises a sandwich panel body, and a hard metal plate is wrapped outside the sandwich panel body. A flame-retardant isolation layer, a polyurethane foam layer and a polystyrene foam layer are further arranged in the sandwich panel body, and the flame-retardant isolation layer is arranged between the polyurethane foam layer and the polystyrene foam layer; the flame-retardant isolation layer comprises an aluminum honeycomb and a glass magnesium filler, and the glass magnesium filler is arranged in holes of the aluminum honeycomb; the left side and the right side of the laminboard body are provided with three connectors and three connecting grooves respectively, and the connectors are matched with the connecting grooves. According to the sandwich board, more environment-friendly and flame-retardant materials are adopted to serve as inner core filling, the heat preservation performance of the board is improved, meanwhile, the fireproof performance is improved, the overall weight of the board is reduced, and splicing and using are facilitated.

A support box apparatus includes longitudinal members that span forward to aft and transverse members that span inboard to outboard between the longitudinal members. The longitudinal members and the transverse members are formed of composite honeycomb sandwich panels. The support box apparatus also includes attachment components configured to couple the longitudinal members or the transverse members to structural components of an aircraft, electrical wiring attached to the longitudinal members or the transverse members, environmental control system (ECS) ducting attached to the longitudinal members or the transverse members, and life support lines attached to the longitudinal members or the transverse members.

A composite material layer, the composite material layer comprising a curable resin which is in the form of a solid layer at 20°C, wherein the composite material layer comprises a prepreg comprising a

Sandwich panels 174, 176, 178 are produced by simultaneously and continuously applying outer layers 122, 124 to the top 108 and bottom 110 faces of an elongate thermoplastic foam panel 102. The outer

The application provides a high-efficiency damping device and method based on a surface wave damping mechanism phononic crystal sandwich structure, and belongs to the field of ship damping and noise reduction. The device solves the problems of poor low-frequency damping effect, narrow damping frequency band and high cost-effectiveness ratio of existing damping devices. The device comprises a high-damping bearing panel, a damping liquid capsule, a phononic crystal sandwich panel and a bottom plate structure. The bottom plate structure is connected with a ship plate, the phononic crystal sandwich panel is fixed on the bottom plate structure, the damping liquid capsule is arranged on the phononic crystal sandwich panel, and the high-damping bearing panel is arranged on the damping liquid capsule. The damping liquid capsule comprises a liquid capsule body and a liquid capsule limiting mechanism. The liquid capsule limiting mechanism is fixed on the phononic crystal sandwich panel, the liquid capsule body is arranged in a space surrounded by the liquid capsule limiting mechanism, and the liquid capsule body is filled with fluid medium. The phononic crystal sandwich panel comprises an upper panel, a lower panel and a phononic crystal array. The phononic crystal array comprises a plurality of local resonance phononic crystals. The application is suitable for effective damping of ship mechanical equipment during operation.

The embodiment of the utility model provides arc-shaped laminboard cutting equipment. The arc-shaped laminboard cutting equipment comprises a material table; the two longitudinal sliding rails are arranged on the two sides of the material table; the at least one transverse sliding rail is arranged on the longitudinal sliding rail; the sliding rail driving device is arranged on the material table and is connected with the transverse sliding rail through a transmission assembly; the cutting saw is connected to the transverse sliding rail and provided with a plurality of saw blades arranged at intervals; the cutting driving device is arranged on one side of the transverse sliding rail and connected with the cutting saw through a driving assembly. According to the technical scheme, after a plate needing to be cut is placed on the material table, the cutting saw can move along the transverse sliding rail so that the plate can be cut, and after one position is cut, the transverse sliding rail and the cutting saw move along the longitudinal sliding rail together so that the cutting position can be changed. When the arc-shaped laminboard cutting equipment is used for cutting and processing the laminboard, the laminboard does not need to be moved repeatedly, the risk of scratching the laminboard is avoided, a plurality of slots can be cut at the same time, the processing efficiency is high, and the processing quality is good.

The utility model relates to the technical field of color steel plate splicing, and discloses a splicing structure of a color steel sandwich plate, which comprises two color steel plates, the left side of one of the color steel plates is fixedly connected with a positioning component for mounting the other color steel plate, the top end of the left side of one of the color steel plates is fixedly connected with a plurality of connecting blocks, and the connecting blocks are fixedly connected with the top end of the right side of the other color steel plate. A clamping groove is formed in the bottom of the left side of the connecting block, a plurality of mounting shells are fixedly connected to the interior of the right side of the other color steel plate, a connecting plate is fixedly connected to the bottom end of the interior of each mounting shell, a supporting plate is fixedly connected to the top of each connecting plate, and a limiting groove is formed in the top of each supporting plate. According to the utility model, the engineering project can be delivered and used more quickly, the time cost is reduced, the working efficiency can be improved by quick splicing, more workload can be completed within limited time, the flexibility of the construction process can be enhanced, and field changes can be coped with in time.

The utility model relates to a tool for checking the peripheral profile tolerance of a honeycomb sandwich plate and the position tolerance of a connecting piece hole group, which comprises a platform supporting frame, a supporting platform for placing the honeycomb sandwich plate, a profile tolerance checking block and a hole group checking block, a profile tolerance checking block is arranged on the supporting platform corresponding to the peripheral profile of the honeycomb sandwich plate, and a hole group checking block is arranged on the supporting platform corresponding to a connecting piece mounting hole in the honeycomb sandwich plate; the profile tolerance checking block is provided with a go-no go gauge for checking the peripheral profile tolerance, the hole group checking block is provided with a checking pin for checking the hole group position tolerance of the connecting piece, and the checking pin comprises a positioning end and a checking end; all the inspection pins can be inserted into the hole group inspection blocks at the same time, that is, it is proved that the hole group position tolerance of the connecting piece meets the requirement, and that when the go-no go gauge inspects the peripheral profile, the go end of the go-no go gauge can pass and the no-go end of the go-no go gauge does not pass, that is, it is proved that the peripheral profile meets the requirement, so that the inspection efficiency is effectively improved.

The utility model provides a vertical steam cabinet which comprises a cabinet body, a first cavity and a second cavity which are arranged from bottom to top are arranged in the cabinet body, one side of the cabinet body is provided with a first inlet and outlet, and the cabinet body is further provided with a first door body for opening and closing the first inlet and outlet; a partition plate dividing the first cavity into a mounting chamber and a liquid receiving chamber is fixedly connected into the first cavity, and a steam generator is arranged in the mounting chamber. Two interlayer plates located on the two sides of the first inlet and outlet are further arranged in the second cavity, interlayer spaces are defined by the two interlayer plates and the cabinet body, a plurality of air holes are further formed in the interlayer plates, and the steam generator communicates with the two interlayer spaces through connecting pipes; the lower edge of the first inlet and outlet is further buckled with an inclined butt strap which is obliquely arranged, and the end face of the lower end of the inclined butt strap is flush with the bottom face of the cabinet body. The problems that in the prior art, due to the fact that a steaming space is higher than the ground, a container needs to be used as a carrier, frequent operation and transfer are needed, and finally the overall efficiency is low are solved.

This invention discloses a crimping device for sandwich panel production with anti-warping function, relating to the technical field of crimping devices. The crimping device includes a feeding component, a guiding component, and a crimping component. The feeding component has a guiding component on its surface, which is used to correct the offset and detect the size of the metal sheet to be processed. A crimping component is provided on one side of the feeding component, and a driving component is provided on one side of the crimping component. An auxiliary pressing component is provided at the bottom of the crimping component, which is used to enhance the plasticity of the unpressed area in the metal sheet during the crimping process.

The application relates to the field of household decorative plate industrial production, in particular to a composite method, device, system, equipment and medium for an asymmetric aluminum sandwich plate, which comprises the following steps: determining a loading proportionality coefficient between a first aluminum roll and a second aluminum roll according to a first thickness corresponding to the first aluminum roll and a second thickness corresponding to the second aluminum roll; the loading proportionality coefficient is used for representing a ratio relationship of the required tensile force of the first aluminum roll and the second aluminum roll under the condition of applying the same transverse displacement; calculating a target tensile force corresponding to the other aluminum roll according to a first preset tensile force corresponding to any aluminum roll and the loading proportionality coefficient, and then compositing the two first aluminum rolls and the second aluminum roll according to the corresponding tensile forces to obtain the asymmetric aluminum sandwich plate. According to the application, the tensile forces of the two aluminum rolls with different thicknesses can be determined before the composition, so that the two aluminum rolls have the same tensile strain, and the symmetric aluminum sandwich plate without the stress warping problem can be obtained through the composition.

The utility model relates to the field of gas stove panels, and discloses an easy-to-clean scratch-resistant nano glass plate, which comprises an explosion-proof glass plate, a protective sticky net and a bottom sticky plate, the protective sticky net is arranged at the bottom of the explosion-proof glass plate, a sandwich plate is arranged at the bottom of the protective sticky net, a plurality of groups of rubber pads are arranged in the sandwich plate at equal intervals, and the bottom sticky plate is arranged at the bottom of the sandwich plate. The easy-to-clean scratch-resistant nano glass plate comprises an explosion-proof glass plate, the explosion-proof glass plate is arranged on the inner side of the explosion-proof glass plate, a bottom layer adhesion plate is arranged at the bottom of the interlayer plate, an annular edge protection ring is arranged on the outer side of the explosion-proof glass plate in a surrounding mode, and a protection ring is arranged on the inner side of the explosion-proof glass plate. The risk that fragments splash to hurt people when the glass plate is exploded is greatly reduced, the body safety of a user and surrounding people can be effectively protected, meanwhile, the mesh design of the protective adhesive net can uniformly disperse heat of the whole glass plate, the phenomenon of thermal explosion caused by uneven heating of the whole glass plate is prevented, and the service life of the glass plate is prolonged. And the safety of the whole device is improved.

This utility model discloses a composite adhesive uniform spraying device for processing rock wool sandwich panels, a green building material. It relates to the technical field of green building material processing equipment. The device includes a base, with two support plates fixedly connected to the upper surface of the base. A top plate is fixedly connected to the upper end of each support plate. An inner groove is formed on the lower surface of the top plate, and a lead screw is rotatably connected inside the inner groove. A movable seat is threadedly connected to the outer surface of the lead screw. Two second hydraulic rods are fixedly installed on the lower surface of the movable seat. A lifting plate is fixedly connected to the output end of each second hydraulic rod. Several linearly arranged composite adhesive spraying heads are fixedly connected to the lower surface of the lifting plate. The advantages of this utility model are: the scraper ensures the uniformity of the composite adhesive spraying thickness on the surface of the rock wool sandwich panel, improving product quality; the collection trough reduces material waste while maintaining a clean working environment and reducing cleaning costs.