35results about How to "Suitable for outdoor applications" patented technology

The invention relates to a movable integrated solar cold drink vending machine in the technical field of photoelectric refrigeration, which comprises a solar panel, a solar controller, a storage cell, a connecting box, a cold drink vending machine cabinet and a charger, wherein the solar panel and the cold drink vending machine cabinet form a shell with a sun shading cavity; the solar controller, the storage cell and the charger are arranged in the shell of the sun shading cavity; the solar controller is connected with the solar panel, the storage cell and the connecting box through wires respectively; and the storage cell is connected with the charger through the wire. The vending machine can move flexibly and freely, meets the requirements of occasions such as outdoor squares, exhibitions and the like, adopts solar energy as a main energy utilization form so as to achieve cleanness, environmental protection and capability of saving conventional electric energy, and realizes long-term continuous and stable running; and the sail-shaped solar panel can effectively prevent sunlight from irradiating the cold drink vending machine directly and enhance the heat-shielding performance of the cold drink vending machine, so the vending machine is suitable for outdoor use.

The invention relates to a method for forming a super-hydrophilic anti-reflective composite coating on a glass substrate, and the super-hydrophilic anti-reflective composite coating formed by use of the method. The method comprises the steps of soaking the glass substrate into a sol solution containing silica particles, removing organic matters by use of a pulling method and by virtue of calcining, soaking the glass substrate covered with a silica coating into the precursor sol solution of titanium dioxide to prepare a titanium dioxide coating on the glass substrate covered with the silica coating by use of the pulling method, and then calcining titanium dioxide into an anatase crystal form, and finally, structuring the high-strength and long-acting super-hydrophilic anti-reflective silica / titanium dioxide composite coating on the glass substrate. The light transmittance of the glass substrate covered with the high-strength and long-acting super-hydrophilic anti-reflective composite coating is increased to 96.9% from 91.2% of blank glass, and the contact angle of water on the surface of the glass substrate is 0-1 degree; even after the glass substrate is placed indoors for 75 days, the contact angle of water on the surface is still kept below 5 degrees.

The invention discloses a fog screen projection system. The system comprises a fog screen generating module, a projection module, a control module, an invisible light source and an image acquiring device, wherein the fog screen generating module comprises a fog generating unit, a fog guide unit, a water filtering unit, a fog outlet and a sidewall; the fog generating unit comprises a water tank and an ultrasonic integrating atomizing plate; the fog guide unit comprises a fog guide fan, an air wall blower, a fog guide tube and air guide tubes, wherein the air guide tubes are symmetrically distributed at two sides of the fog guide tube; the fog guide tube and the air guide tubes can be integrally rotated in the same direction; an air speed sensor connected with the control module is arranged at the outer side of the fog outlet and is used for detecting the external air speed information and sending the information to the control module; the control module can process the air speed data and control the rotating angles of the fog guide tube and the air guide tubes. According to the system, the rotating angles of a fog guide opening and air guide openings can be controlled through the controller according to the air speed information, so that the shape influence factor of the air speed on a fog screen can be effectively compensated; the fog screen display effect can be improved; the system is suitable for outdoor use.

The present invention discloses an intelligently controllable fog screen projection system. The system comprises a fog screen generation module, a projection module, a control module, invisible light sources and an image acquisition device, wherein the fog screen generation module comprises a fog generation unit, a fog guide unit, a water filtering unit, a fog outlet and a side wall; the fog generation unit comprises a water tank and an ultrasonic wave integrated sprayer plate; the water filtering unit comprises a fog generation water fender; the fog guide unit comprises a fog guide fan, ventilation wall fans, a fog guide pipe and air guide pipes, and also comprises air velocity transducers and power adjusting modules, wherein outside air velocity information is detected by the air velocity transducers and sent to the control module, and the control module processes the air velocity data, controls rotating angles of the fog guide pipe and the air guide pipe according to the processed data, and controls the power adjusting modules to adjust output power of the fog guide fan and the ventilation wall fan. Influence factors of air velocity on fog screens are effectively compensated, the fog screen display effect is raised, and the intelligently controllable fog screen projection system is suitable for usage outdoors.

The invention discloses waterborne two-component acrylic hammer paint and a preparation method thereof and relates to the technical field of paint. The waterborne two-component acrylic hammer paint comprises, by weight, a component A comprising 60-70 parts of waterborne hydroxy acrylic resin, 7-25 parts of deionized water, 3-5 parts of cosolvent, 0.3-0.7 part of wetting auxiliary, 5-8 parts of hammer agent, 1-2 parts of thickener, 1-2 parts of dispersant, 3-5 parts of silver paste, 0.1-0.3 part of light absorber, 0.1-0.3 part of light stabilizer, 1-2 parts of color paste and 0.5-1 part of defoamer and a component B comprising 70-80 parts of isocyanate curing agent and 20-30 parts of cosolvent. During construction, a user only needs to mix the component A and the component B according to aweight ratio of 6-8:1. The hammer paint can be dried at normal temperature, is quick in drying and needless of heating for baking and can present needed hammer pattern three-dimensional effect after being sprayed; the hammer paint is convenient for construction and spraying, a paint film is hard while not crisp, high in plumpness, glossiness and hardness, excellent in resistance to corrosion and chemicals and weatherability, good in industrial application prospect and simple in preparation method and construction method and belongs to environment-friendly products.

According to the present invention there is provided an optical transducer adapted to detect external mechanical actions acting on said transducer, said transducer comprising at least one sensing optical path (5) adapted to transmit at least one sensing optical signal (b') and to emit at least one sensing output electrical signal (d) along with at least one reference path (4) adapted to emit at least one output electrical reference signal (e). Moreover, at least one portion (5') of said at least one optical path (5) is adapted to be exposed to external mechanical actions, so that the transmission of said sensing optical signal (b') through said sensing optical path can be modified as a result of said mechanical actions, so that a phase shift between said sensing electrical signal (d) and said reference electrical signal (e) is generated. Furthermore, said at least one reference path (4) comprises phase shifting means (11) adapted to maintain the phase shift between said at least one output sensing electrical signal (d) and said at least one output reference electrical signal (e) at a constant value in absence of any mechanical action exerted on said at least one sensing optical path (5), resulting in the working point of the transducer being kept within a range centered o a predefined phase shift, thus allowing to improve the sensitivity pf the transducer.

The invention relates to an outdoor fir finished-material manufacturing method. A fir is cut, dried and carbonized, and then the fir is also sawed and sliced into long materials which are combined, glued, pressed, solidified, cooled and discharged, etc. to be made into square, trapezium or triangle shape fir long materials (2) which are lightly or moderately carbonized and are all vertically arranged. The long materials (2) are adhered to waterproof glue layers (1) one by one and by intervals to be pressed into single-layer or multi-layer materials which are used for making outdoor pleasure grounds and play grounds, etc. establishments or other apparatuses. A bond adopted by the method is waterproof and an internal stress of the wood is small. The method has the advantage that a warp distortion is difficult to happen and creates conditions for more ideal outdoor application of small-diameter firs.

The invention relates to an assembled modular lamphouse, which is formed by assembling a plurality of light emitting modules according to arrays, wherein each light emitting module comprises back light units, a box body and a power supply; a plurality of back light units are mutually spliced and arranged at a box body installing surface at the front side of the box body according to arrays, and are electrically connected with the power supply; each back light unit consists of an array lamp hole module, a light dispersion surface cover and a light source module; the array lamp hole module is also used for installing the light source module; the light dispersion surface cover is arranged at the front side of an array lens module; a surface cover connecting tongue and groove is in direct insertion connection with a base connecting tongue and groove; the light source module is arranged at the back side of the array lamp hole module, so that the light source at the front side of the light source module is positioned in a lamp hole formed in the base plate, and is fixed by a first screw base post at the back side of the base plate through screws. The assembled modular lamphouse has the advantages that the light emitting is uniform; the structure is simple; the installation and the maintenance are convenient; the requirement of outdoor application is met.

The invention relates to an outdoor fir finished-material manufacturing method. A fir is cut, dried and carbonized, and then the fir is also sawed and sliced into long materials which are combined, glued, pressed, solidified, cooled and discharged, etc. to be made into square, trapezium or triangle shape fir long materials (2) which are lightly or moderately carbonized and are all vertically arranged. The long materials (2) are adhered to waterproof glue layers (1) one by one and by intervals to be pressed into single-layer or multi-layer materials which are used for making outdoor pleasure grounds and play grounds, etc. establishments or other apparatuses. A bond adopted by the method is waterproof and an internal stress of the wood is small. The method has the advantage that a warp distortion is difficult to happen and creates conditions for more ideal outdoor application of small-diameter firs.

The invention relates to a backlight unit and a light emitting module of a modular lamp box. The backlight unit is composed of an arrayed lamp hole module, a light-diffusing face mask and a light source module, wherein the arrayed lamp hole module is mounted with the light source module; the light-diffusing face mask is mounted on the front side of an arrayed lens module, and a face mask connecting rabbet is in straight cutting connection with a substrate connecting rabbet; and the light source module is mounted on the rear side of the arrayed lamp hole module, so that light sources on the front side of the light source module are placed in lamp holes in a substrate, no shelter is arranged around the backlight unit, and thus no obvious dark line appears around the backlight unit. The light emitting module comprises the backlight units and further comprises a box body, the multiple backlight units are mutually spliced and mounted on the front side of the box body according to arrays in the mode of corresponding to through holes in the mounting face, and when the multiple light emitting modules are spliced, no obvious dark line appears either. The backlight unit and the light emitting module of the modular lamp box have the advantages that light emitting is uniform, the structure is simple, and mounting and maintenance are convenient.

The invention relates to a method for forming an assembled modularized lamp box. The method comprises the steps of firstly forming backlight units by array lamp hole modules installed together with light source modules, light diffusing masks installed on the front sides of the array lamp hole modules and light source modules installed on the rear sides of the array lamp hole modules, then mutuallysplicing and mounting a plurality of backlight sources on the box body mounting surface on the front side of the box body in an array way, wherein all the backlight unitss are connected with a powersupply to form a light-emitting module, then a plurality of light-emitting modules are spliced in an array way to form the assembled modular lamp box, and the light-emitting modules are fixedly connected with a supporting frame through fixing mechanisms on the rear side of the box body. The modular lamp box formed by the method not only has the advantages of being uniform in light emission, simplein structure, convenient to mount, repair and maintain, but also meets the demand for outdoor application.

The invention relates to a backlight unit and a light-emitting module of a spliced module lamp box. The backlight unit is composed of an integrated lens module mounted along a light source module andthe light source module, wherein the integrated lens module is composed of a lens substrate, a plurality of light inlets arranged on the rear side of the lens substrate and uniformly distributed according to an array, concave spherical surfaces on the bottoms of the light inlets, a plurality of first bolt base columns arranged on the rear side of the lens substrate, having certain intervals, and distributed on the rear side of the substrate, and second bolt base columns on the rear side of the substrate, the light source module is mounted at the rear side of the lens substrate, so that light sources are placed at the light inlets, and screw fixing is realized by the first bolt base columns on the rear side of the substrate. The light-emitting module comprises the backlight units, and further comprises a box, the plurality of backlight units are mounted on the front side of the box in a splicing manner according to an array, screw fixing is realized through screw holes in the mounting face and second bolt base column bolts on the rear side of the substrate, and thus the light-emitting module is formed. The backlight unit and the light-emitting module have the advantages that the light emission is uniform, the maintenance is convenient, etc.

The invention relates to an arc-shaped light box. The arc-shaped light box comprises an arc-shaped light-emitting wall and a light-admitting picture in front of the arc-shaped light-emitting wall; thearc-shaped light-emitting wall is composed of N long-strip-shaped light-emitting units; each long-strip-shaped light-emitting unit is composed of a long-strip-shaped supporting shell and a light-emitting module located at the front portion of the long-strip-shaped supporting shell; each light-emitting module comprises a light diffusion module composed of a plurality of cone bodies in display, light source panels and screw base columns of the two rows of light-emitting modules at the rear side and close to the edge; each light source panel is arranged at the rear side of the corresponding light diffusion module, so that a light source light-emitting face tightly fits the top face of the corresponding cone body, thereby emitting uniform light on a light diffusion module panel; each long-strip-shaped supporting shell is a profile integrally formed by a bottom plate on the corresponding supporting shell and a connecting mechanism on the corresponding supporting shell; and a middle area isprovided with an opening in the bottom plate of each supporting shell; a power supply terminal of the rear side is placed in the opened area of the bottom plate of the corresponding supporting shell.According to the technical scheme, the long-strip-shaped light-emitting units can not only be spliced into a large-area light-emitting light box display device, but also meet the splicing requirements of an arc-shaped structure.

The invention relates to a method for forming a super-hydrophilic anti-reflective composite coating on a glass substrate, and the super-hydrophilic anti-reflective composite coating formed by use of the method. The method comprises the steps of soaking the glass substrate into a sol solution containing silica particles, removing organic matters by use of a pulling method and by virtue of calcining, soaking the glass substrate covered with a silica coating into the precursor sol solution of titanium dioxide to prepare a titanium dioxide coating on the glass substrate covered with the silica coating by use of the pulling method, and then calcining titanium dioxide into an anatase crystal form, and finally, structuring the high-strength and long-acting super-hydrophilic anti-reflective silica / titanium dioxide composite coating on the glass substrate. The light transmittance of the glass substrate covered with the high-strength and long-acting super-hydrophilic anti-reflective composite coating is increased to 96.9% from 91.2% of blank glass, and the contact angle of water on the surface of the glass substrate is 0-1 degree; even after the glass substrate is placed indoors for 75 days, the contact angle of water on the surface is still kept below 5 degrees.

The invention relates to a large modular lamp box formed by splicing a plurality of light emitting modules according to an array. Each light emitting module comprises a backlight unit, a box body anda power supply, the backlight units are arranged on box body mounting surfaces on the front sides of the box bodies in an array and are connected with the power supplies in a power supplying mode, andthe light emitting modules are fixedly connected with a supporting frame through box body fixing devices on the rear sides of the box bodies. Each backlight unit is composed of an integrated lens module and a light source module which is mounted on the integrated lens module, wherein each integrated lens module comprises a light-transmitting substrate, bumps on the back side of the substrate, a light inlet, first screw base columns on the rear side of the substrate and a substrate connecting mechanism; the light source modules are arranged on the rear sides of the integrated lens modules, andlight sources on the front sides of the light source modules are arranged in the light inlets and fixed by the first screw base columns screw on the rear sides of the substrates; the backlight unitsand the box body mounting surfaces are fixed through the substrate connecting mechanisms. The large modular lamp box has the advantages of being uniform in light emitting, simple in structure, convenient to install and maintain and the like.

The invention relates to a method for forming an assembled module lamp box. An array lamp hole module which is also installed as a light source module, a lens module and a face cover which are arranged on the front side of the array lamp hole module, and a light source module arranged at the rear side of the array lamp hole module together form backlight units. The array lamp hole module comprisesa substrate, lamp holes in the substrate, a connecting block on the substrate, a first screw base column on the rear side of the substrate and a second screw base column on the rear side of the substrate. A lens light inlet at the rear side of a lens coincides with the lamp holes in the substrate, a face cover connecting tongue-and-groove joint is directly connected with a connecting block on thebase plate in an inserted mode, and a light source on the front side of the light source module is arranged in the lamp holes in the base plate; the plurality of backlight units are mutually assembled and mounted on a box body mounting surface on the front side of the box body according to an array, and the backlight units are in power supply connection with a power supply to form light emittingmodules; and the plurality of light-emitting modules are assembled in an array to form the assembled module lamp box. The module lamp box is assembled according to the method and has the advantages ofuniform light emitting, simple structure, convenience in installation and maintenance and the like.

The invention relates to a modular large lamp box. The modular large lamp box is constituted by a plurality of light emitting modules which are assembled in an arrayed mode; the light emitting modulescomprise backlight sources, box bodies and power supplies; the multiple backlight sources are mounted on box body mounting faces on the front sides of the box bodies in an arrayed mode and connectedwith the power supplies in a powered mode; the backlight sources are constituted by array lens modules provided with light source modules, face masks and the light source modules; the array lens modules comprise lens module substrates and forward-protruded substrate connecting rabbets in the peripheries of the lens module substrates, and lens light entering openings are formed backwards; the facemasks are mounted on the front sides of the array lens modules and connected with the connecting rabbets in the front sides of the substrates through face mask connecting rabbets in the rear side parts of the peripheries of the face masks; and the light source modules are mounted on the rear sides of the array lens modules, and thus the light sources are arranged on the rear sides of lenses. The modular large lamp box has the advantages of being uniform in light emitting, simple in structure, convenient to mount and maintain and the like.

The present invention relates to a preparation method and product of rayon based on polyester. The rayon is curved or straight. The present invention uses polyester as raw material to stably prepare artificial turf through melt extrusion. At the same time, the present invention further provides lawns or carpets based on the artificial turf.

The invention relates to a backlight unit of a uniformly light-emitting module lamp box. The backlight unit comprises a basin-shaped box body, a lens module, a panel and a light source module, whereinthe basin-shaped box body is used for mounting the light source module. The basin-shaped box body comprises a plurality of uniformly arrayed lamp holes, a box body connecting rabbet, a first screw foundation pillar and a second screw foundation pillar, wherein the lamp holes are formed in a box body bottom plate, the first screw foundation pillar is arranged on the rear side of the bottom plate,and the second screw foundation pillar is arranged on the bottom plate. The lens module comprises a lens and is mounted on the front side of the box body bottom plate, so that lens light inlets on therear side of the lens can be matched with the lamp holes in the bottom plate. The panel is mounted on the front side of the basin-shaped box body and connected with the box body connecting rabbet ina directly inserted manner through a panel connecting rabbet. The light source module is mounted on the rear side of the bottom plate, so that light sources on the front side of the light source module are exactly placed on the rear sides of the lamp holes in the bottom plate. The backlight unit has the advantages of light-emitting uniformity, simple structure, convenience in installation and maintenance and the like.

The invention relates to a straight-down-type slab backlight source. The straight-down-type slab backlight source comprises a conical reflecting cover, a light dispersion plate and a lamp plate, wherein the conical reflecting cover is integrally formed by multiple conical cavities which protrude backwards, and are connected mutually and uniformly distributed in an array, lamp holes formed in the conical top face part of the reflecting cover, and protection edges surrounding the peripheries of the lamp holes in the reflecting cover; the light dispersion plate is installed at the front side of the conical reflecting cover; the lamp plate is installed in the protection edges on the reflecting cover; light reflection layers coat the conical inner walls of the conical cavities; when the lamp plate is installed in the protection edges of the reflecting cover, a light emitting body of a light source penetrates through the lamp holes in the reflecting cover; light emitted by the light source is reflected and refracted on the light dispersion plate through the conical inner wall, and uniform light is emitted at the front side of the light dispersion plate after the light passes through thelight dispersion plate; through the overall and edge-free structure with the conical cavities which are uniformly distributed in an array, the light emitted by the light source is uniformly emitted onthe light dispersion plate, no dark edges exist, and display equipment capable of achieving large-area light emitting can be made through splicing.

The invention relates to a backlight source and a light-emitting module of a modular lamp box. The backlight source consists of a lens box installed together with a light source module, a panel and the light source module. The lens box comprises a lens box base plate, a lens on the base plate, a lens box wall, a lens box connecting rabbet, a lamp groove in the back side of the base plate, a connecting groove in the lamp groove, first screw base columns and second screw base columns; the panel is arranged on the front side of the lens box and is connected with the lens box connecting rabbet through the panel connecting rabbet in a direct plugging way; the long-strip light source module is mounted in the lamp groove formed in the rear side of the lens box and is fixed through the first screwbase columns and screws; the light-emitting module comprises the backlight source and also comprises a box body, wherein a plurality of backlight sources are mutually spliced and mounted on the frontside mounting surface of the box body according to an array. The backlight source and the light-emitting module have the advantages of being uniform in light emission, simple in structure, convenientto install, repair and maintain and the like.

The invention relates to a forming method of a modular arc-shaped lamp housing. Firstly, a long strip-shaped support casing used for face cover and lamp strip installation, a face cover arranged at the front side of the support casing, and a lamp strip arranged at the back side of the support casing are used for forming a long strip back light module; the support casing is integrally formed by a casing base plate, a lamp groove formed in the back side of the casing, connecting convex blocks arranged on the casing, and the like; a lamp hole is formed in the bottom of the lamp groove formed in the back side of the casing; a clamp position at the back side of the face cover side plate is clamped and connected with the connecting convex block arranged on the casing; a light source at the frontside of the lamp strip is put in the lamp hole; the wiring end on the lamp stirp is electrically connected with a bus; then, a plurality of long strip back light modules are mutually spliced in the longitudinal direction or transverse direction, and are fixed with the support frame via screw bolts through the fixing clamp grooves; the bus and the power supply are in power supply connection, so that the modular arc-shaped lamp housing is formed. The modular lamp housing formed by splicing according to the method has the advantages that the luminescence is uniform; the structure is simple; theappearance is attractive; the maintenance is convenient.

The invention relates to a modularized lamp box. The modularized lamp box is formed by splicing a plurality of light emitting modules in arrays; each light emitting module comprises a backlight unit,a box body and a power supply; the plurality of the backlight units are installed on the box body installing surface on the front side of the box body in an array and are connected with the power supply in a power supplying manner; each backlight unit consists of an array lens shell which is also used for installing a light source module, a mask and the light source module; the mask is installed on the front side of the array lens shell and is connected with a shell connecting tongue-and-groove through a mask connecting tongue-and-groove; the light source module is installed on the rear side of the array lens shell, so that a light source on the front side of the light source module is placed in a light emitting port of a lens and is fixed by a first bolt base bolt on the rear side of theshell; each backlight unit is fixed with the box body installing surface on the front side of the box body through a second bolt base bolt on the rear side of the shell; after the plurality of light emitting modules are fixed by an installing mechanism on the rear side of the box body after being spliced in the array. The modularized lamp box provided by the invention has the advantages of uniformlight emitting, simple structure, convenience in installation, repair, maintenance and the like.

The invention relates to a stable parallel cargo receiving platform with dual-drive crossed and folded branches. The stable parallel cargo receiving platform comprises a base, an upper platform body, energy storage assemblies and the three identical dual-drive crossed and folded branches for connecting the base and the upper platform body. Each dual-drive crossed and folded branch is mainly composed of U-shaped connecting rods, frame-type connecting rods and linear drivers. By controlling the linear drivers of the dual-drive crossed and folded branches, motion output of the stable parallel cargo receiving platform can be achieved, wave fluctuation is compensated, and thus stability of the upper platform body is maintained. The stable parallel cargo receiving platform is high in structural stiffness and bearing capacity, large heaving space can be realized through small driving travels, and the stable parallel cargo receiving platform has extremely high practical application value.

The invention discloses a solar energy special diode. The solar energy special diode comprises a base, a chip packaging body and pins; the pins are connected with the base through the chip packaging body; the pins are respectively mounted at one side of the chip packaging body and are positioned on the same horizontal line; the solar energy special diode further comprises a solar energy temperature receiving block, and the solar energy temperature receiving block is arranged at the middle position of the upper surface of the chip packaging body. By adopting the manner, the solar energy special diode has smaller high temperature leakage current and lower power consumption compared with the common diode; the highest rated junction temperature is 200 DEG C, and wider security option is offered; the positive surge current resistance ability is great, and the anti-static electricity capacity is strong; the solar energy special diode is applied to outdoor application, the product high and low temperature performance is good, in the wide range from high temperature to low temperature, the parameter change is little and the solar energy special diode is suitable for various installation requires.

The invention relates to a lens light scattering plate, a backlight module and a modular lamp box. The lens light scattering plate is integrally composed of a base plate, a plurality of lamp holes, spherical structures, fences, a plurality of first screw hole foundation columns, a plurality of second screw hole foundation columns and convex blocks, wherein the multiple lamp holes are laid out in one side of the base plate according to arrays, the spherical structures are sunken in the bottoms of the lamp holes, the fences are arranged around the peripheries of the lamp holes, the multiple first screw hole foundation columns are located within the ranges of the fences and arranged in the mode of keeping a certain distance, the multiple second screw hole foundation columns are located on theouter sides of the fences and arranged in the mode of keeping a certain distance, and the convex blocks are located on the other side of the base plate and arranged corresponding to the lamp holes; microstructures are arranged at the tops of the convex blocks on the base plate; the backlight module comprises the lens light scattering plate, and further comprises a modular backlight module body constituted by a box body unit and a light source module; and the modular lamp box is constituted by the backlight module, and the large-specification modular lamp box can be spliced. The advantages that the structure is simple, mounting and maintaining are convenient, and no obvious dark line exists are achieved.

The invention relates to a strip-shaped sleeve of a modular lamp box and a light-emitting module. The strip-shaped sleeve comprises a support shell, front modules, bus connectors and a face cover, wherein the support shell is composed of a shell base plate, lamp grooves and fixing clamping grooves at the rear side of the base plate, connecting convex blocks on the shell, and clamping grooves in the shell; the bottoms of the lamp grooves at the rear side of the base plate comprise lamp holes and first open holes in the bottoms of the lamp grooves are also arranged, and open holes in the shell are arranged among the lamp grooves at the rear side of the base plate; and the front modules are horizontally mounted on the front side of the shell base plate, so that electric connectors on the front modules are arranged in the first open holes in the bottoms of the lamp grooves, the bus connectors are mounted in the open holes of the shell, and the face cover is mounted on the front side of thesupport shell. The light-emitting module comprises the strip-shaped sleeve and also comprises lamp strips, the lamp strips are mounted in the lamp grooves at the rear side of the base plate, so thatlight sources are arranged in the lamp holes in the bottoms of the lamp grooves, and electric connectors on the lamp strips are in straight insertion connection with the electric connectors on the front modules. The strip-shaped sleeve and the light-emitting module provided by the invention have the advantages that the strucutre is simple, the heat dissipation effect is good, the mounting and maintenance are convenient, etc.

The invention relates to a backlight unit and a light-emitting module of a modular lamp box. The backlight unit consists of a lens box installed together with a light source module, a panel and the light source module. The lens box comprises a lens box base plate, a lens box wall, a lens on the base plate, a lens box connecting rabbet, a fence on the back side of the base plate, first screw base columns and second screw base columns; the periphery of the panel is provided with a panel connecting rabbet protruding backwards, and the panel is arranged on the front side of the lens box and is connected with the lens box connecting rabbet through the panel connecting rabbet in a direct plugging way; the light source module is mounted on the rear side of the lens box and is fixed through the first screw base columns and screws; the light-emitting module comprises the backlight unit and and also comprises a box body, wherein a plurality of backlight units are mutually spliced and mounted onthe front side mounting surface of the box body according to an array. The backlight unit and the light-emitting module have the advantages of being uniform in light emission, simple in structure, convenient to install, repair and maintain and the like.

The invention relates to a method for constituting a modular lamp box. The method comprises the steps of: firstly, backlight units are each composed of an array cavity shell, a surface cover and a light source module, wherein the array cavity shell and the light source module are mounted together, the surface cover is mounted on the front side of the array cavity shell, and the light source moduleis mounted on the rear side of the array cavity shell; shell connecting openings and surface cover connecting rabbets in the rear sides of the surface covers are in straight-plugging connection, andlight sources on the front sides of the light source modules are arranged in lamp holes in the bottoms of basin-shaped cavities; then the multiple backlight units are mounted on the box body mountingface on the front side of a box body in a mutually-spliced mode according to the array, all the backlight units are in power supply connection with a power source, and thus light emitting modules areformed; and then the multiple light emitting modules are mutually spliced according to the array to form the modular lamp box. The modular lamp boxes of various specifications can be spliced accordingto the method, and have the advantages of uniform light emitting, simple structure, and convenient mounting and maintenance.