47results about How to "Waterproof" patented technology

The invention discloses a fiber foamed concrete and a preparation method thereof. The fiber foamed concrete comprises the following raw materials in parts by weight: 5290 parts of cement, 4965 parts of water, 1.361 part of foaming solution, 1.2964 part of fly ash and 10 parts of fiber. The preparation method comprises the following steps: proportionally weighing the components; sequentially adding the cement and fly ash into a stirrer, proportionally weighing the water, uniformly stirring the mixture by the stirrer, and adding the fiber; preparing and adding the foaming solution; gradually adding the foam into the mixture, and continuously stirring until all the components are uniformly mixed; pouring the mixture into a mold on which lubricating oil is brushed, and curing in a curing chamber; after 24 hours, removing the mold; and respectively curing for 3 days, 7 days and 28 days for experimental detection. The fiber foamed concrete has the advantages of favorable thermal insulation property, favorable compression resistance and favorable bending resistance, and is applicable to a railway bed strengthening layer.

The utility model discloses a cooling water system convenient to move, disassemble and assemble, which comprises a water tank, a cooling tower, an integrated pump set, a control cabinet and a container, the integrated pump set and the control cabinet are arranged in the container, and a container door is arranged on the container; water inlet connectors and water outlet connectors of the integrated pump set, the water tank and the cooling tower are quick-assembly flanges, and the integrated pump set, the water tank and the cooling tower are connected through the quick-assembly flanges and external pipelines. The control cabinet is electrically connected with the integrated pump set and the cooling tower. The modularized structural design is adopted, the integrated pump set and the control cabinet are arranged in the container, the integrated pump set and the control cabinet do not need to be independently installed and debugged, during installation, the integrated pump set is connected with the cooling tower and the water tank through an external pipeline, and the integrated pump set is electrically connected with the cooling tower through the control cabinet; reliability and stability of equipment are guaranteed, earlier-stage investment cost of customers is reduced, later-stage extension requirements are met, the installation period is short, and disassembly and migration are flexible and simple.

This utility model provides a waterproof packaging box with a protective structure, including a corrugated box body and a corrugated flap integrally formed on the opening side of the box body; a first honeycomb cardboard layer is provided at the bottom of the inner cavity of the corrugated box body, a buffer limiting seat is provided above the first honeycomb cardboard layer, and a buffer pressing seat is provided above the buffer limiting seat; the buffer limiting seat includes a limiting main board formed by folding a corrugated cardboard and support side plates formed on the four sides of the limiting main board and in contact with the first honeycomb cardboard layer, and a fitting hole matching the shape of the product is opened in the middle of the limiting main board; the buffer pressing seat includes a second honeycomb cardboard layer and hollow corrugated tubes respectively pasted and fixed at the four corners of the lower surface of the second honeycomb cardboard layer. In addition to having good shock absorption and cushioning functions, it can fix the product securely and provide good cushioning protection for the product, and also has waterproof and mildew-proof functions.

The application relates to the technical field of building materials, and discloses a polymer composite mortar material for a waterproof layer of a building outer wall and a preparation method of the polymer composite mortar material, wherein the waterproof layer of the building outer wall comprises, in sequence from top to bottom, an interface treatment layer, a vitrified microbead mortar leveling layer, a bottom mortar layer in which glass fiber mesh cloth is embedded, a surface mortar layer and a polymer cement waterproof layer; the material of the surface mortar layer and the bottom mortar layer is the polymer composite mortar material. Through the technical scheme, the problems of heavy load, low bonding strength, poor crack resistance and easy falling of the waterproof layer of the building outer wall in the related art are solved.

The utility model provides a portable intelligent recording pen with a plug-in clamping assembly, which comprises a recording pen body, a rear protection plate arranged on one side of the recording pen body, a plurality of groups of slide rail plates arranged on the rear protection plate, connecting slide blocks arranged on the plurality of groups of slide rail plates, and a movable carrier plate arranged on the plurality of groups of connecting slide blocks. A containing groove is formed in the movable carrying plate, a clamping assembly for clamping clothes is arranged on the containing groove and comprises a columnar containing column, the columnar containing column is located on the movable carrying plate, guide plates are arranged on the two sides of the containing groove, fixed clamping blocks and spring clamping blocks are arranged between the multiple sets of guide plates, one end of each spring clamping block is connected with the columnar containing column, and the other end of each spring clamping block is connected with the corresponding clamping assembly. And a limiting clamping column is arranged on the fixed clamping block. According to the recording pen, the position of the clamping assembly can be adjusted through the rear protection plate arranged on one side of the recording pen body, the sliding rail plate and the movable carrying plate, and after the recording pen is carried out, a user can adjust the clamping assembly to a proper position by moving the movable carrying plate along the sliding rail plate.

The utility model relates to the technical field of LED lamps, in particular to an LED lamp with a waterproof function, which comprises a bottom plate, a vertical block, a connecting block, a body, two protection mechanisms and a limiting mechanism, one end of the vertical block is connected with the top of the bottom plate, the other end of the vertical block is connected with the connecting block, the body is arranged at the top of the connecting block, the number of the protection mechanisms is two, and the limiting mechanism is arranged on the bottom plate. The protection mechanism comprises a cylinder, a limiting block and a protection shell, the cylinder penetrates through the vertical block, the outer wall of the cylinder is sleeved with the protection shell, the inner wall of the protection shell makes contact with the connecting block, one end of the limiting block is connected with the vertical block, and the other end of the limiting block makes contact with the inner wall of the protection shell. The limiting mechanism comprises an electromagnet, a long plate, an electric push rod and a clamping block, one end of the electromagnet attracts the vertical block, the other end of the electromagnet is connected with the long plate, and the LED lamp with the waterproof function solves the problem that an existing device is poor in protection effect.

The application relates to the technical field of tunnel engineering, and particularly discloses a 3D printing integrated tunnel lining structure and a construction method thereof. The structure is sequentially provided with a concrete leveling layer, a spray membrane waterproof layer and a concrete functional layer from the side of surrounding rock inward, and is particularly suitable for supporting and waterproof construction of underground engineering such as highway tunnels, railway tunnels, urban rail transit tunnels and the like. Based on the integrated design concept, the structure is adaptively designed according to the surrounding rock grade, the spray membrane waterproof layer and the concrete functional layer are cooperatively formed by using the 3D printing technology, the bearing capacity of the lining structure is significantly improved while meeting the waterproof requirement, the construction period is effectively shortened, and the construction cost is reduced. The performance and construction efficiency of the tunnel lining structure are improved.

The utility model provides a mining intelligent encapsulation and intrinsic safety type display screen, and belongs to the technical field of mining display equipment. The problems that an existing mining display screen is poor in display effect, poor in safety, poor in sealing performance and the like are solved. Comprising an image display module, an image receiving card, an image control card, an audio power amplifier board and an encapsulated and intrinsically safe power supply, the image display module is connected with an image transmission port of the image receiving card, a receiving control card data network port of the image receiving card is connected with the image control card through a network cable, and the encapsulated and intrinsically safe power supply supplies power to the image receiving card and the image control card; a power supply of the image receiving card is connected with a power supply of the image display module and is used for supplying power to the image display module, a power supply of the audio power amplifier board is connected with a power supply of the image control card and is used for supplying power to the audio power amplifier board, and an audio source of the image control card is connected with an input port of the audio power amplifier board and is used for transmitting audio data to the audio power amplifier board; the utility model is applied to coal mines.

The utility model provides an integrated continuous anti-corrosion sound-insulation aluminum plate, which relates to the field of aluminum plates, and comprises an aluminum plate main body, the aluminum plate main body comprises a panel, a sound-insulation component and a back plate, the sound-insulation component is arranged between the panel and the back plate, the sound-insulation component comprises a frame, and the inner side of the frame is connected with a reinforcing rod; the upper side and the lower side of the reinforcing rod are connected with aluminum honeycomb core plates, mounting holes are formed in the aluminum honeycomb core plates, sound absorption cotton is arranged in the mounting holes, resin adhesive is arranged on the upper side and the lower side of the aluminum honeycomb core plates, a groove is formed in the back plate, a bottom plate is arranged on the outer side of the groove, and vertical reinforcing ribs and transverse reinforcing ribs are arranged on the inner wall of the bottom plate. The composite board has the effects of corrosion resistance, water resistance, fire resistance and sound insulation, and has the advantages of high mechanical strength and strong structural toughness.

The portable disassembly and transportation monitoring equipment placing device of the application comprises a power supply box, a continuous monitoring equipment fixing module, an external equipment suspension module, an unmanned aerial vehicle landing / laser radar installation platform and a module interfixing structure; the device can maximize the utilization of functions, save space, reduce costs, play a greater role in extreme conditions and harsh sites in the field, has the advantages of multi-mode power access, short time endurance, external expansion, high expandability of the module, high compactness of the structure, reduction of space occupation, high strength and impact resistance of the structure, high safety of the structure, certain waterproofness of the whole equipment, naked use in rainy and snowy weather, cost reduction, repeated use of each module, high universality, avoidance of cost and resource waste caused by non-universal structural parts and high stability of the system.

This application relates to a secondary structural functional wall structure and its construction process, belonging to the technical field of building construction. The secondary structural functional wall structure includes: a masonry foundation, which is the foundation for the functional wall and has the same length and thickness as the designed functional wall; two first masonry walls, both with the same designed length as the functional wall; a waterproof layer, which is laid on the lower surface of the masonry foundation and folded over and pasted to the opposing side walls and top of the first masonry walls, and then bent between the two first masonry walls; fasteners, including a base plate, a connecting plate, a top plate, and a limiting plate; and two second masonry walls, both with the same designed length as the functional wall, and the distance between the opposing side walls of the two second masonry walls is the same as the designed thickness of the functional wall; and is built above the top plate to the designed height of the functional wall. This application has the effect of improving the waterproofness of the secondary structural functional wall.

The embodiment of the invention provides a functional garment. The functional garment includes: a garment including a plurality of air accommodating portions formed between a first fabric and a second fabric disposed facing each other and accommodating air inside; and an air injection device which is connected to at least one of the air accommodating parts and injects air into the air accommodating parts. At least one first region formed on the periphery of the air-containing part, in which the first fabric and the second fabric are joined to divide the air-containing part from another adjacent air-containing part, and air-connecting the air-containing part from another adjacent air-containing part without joining the first fabric and the second fabric and at least one second region through which air can be delivered to the plurality of air accommodating parts when the air is injected into the garment by the air injection device.

The utility model discloses a medical dressing with medicine loading groove, medical dressing includes polyurethane film and antiseized layer, be equipped with a plurality of medicine loading groove on the polyurethane film, be equipped with hydrogel layer in the medicine loading groove, fill in the medicine of hydrogel layer, one side of the antiseized layer with polyurethane film is equipped with medicine loading groove and is close -fitted. The utility model discloses medical dressing is equipped with medicine loading groove on polyurethane film, fills hydrogel layer in medicine loading groove inner chamber, and the medicine is loaded in hydrogel, can promote the slow -release capacity of medical dressing. The medicine is distributed on the slow -release skeleton, and the slow -release skeleton is prepared through three -dimensional micro -nanometer printing, and the inner chamber is hollow, and the shape of slow -release skeleton is customized according to the shape of medicine loading groove, makes the quantity of slow -release skeleton in medicine loading groove maximization, forms medicine -skeleton load structure, can accommodate more medicine in medicine loading groove to good slow -release effect.

The utility model discloses a waterproof heat preservation roof structure which comprises a plurality of roof modules which are detachably connected. Each roof module comprises an external connecting clamping plate, an upper connecting net layer arranged in the connecting clamping plate and located on the top, a lower connecting net layer arranged at the bottom and a plurality of roof unit layers arranged in the roof module. The roof unit layer sequentially comprises a first heat preservation layer, a leveling layer, a reinforcing connecting layer, a first waterproof layer, a second heat preservation layer, a second waterproof layer and a protective layer from bottom to top. And a mounting cushion layer corresponding to the bottom of the container house is arranged at the bottom of the lower connecting net layer. According to the utility model, by providing the integrally modularized roof modules, the roof modules of the container house can be mounted or dismounted according to actual requirements, so that the thermal insulation performance of the container house is enhanced, and the roof modules are also convenient to dismount and reuse.

The application relates to a novel body position pad, and belongs to the technical field of medical devices. The novel body position pad comprises an external wrapping piece and an internal fluid layer. The external wrapping piece comprises a first wrapping layer, a second wrapping layer and a third wrapping layer. The first wrapping layer is flexible. The second wrapping layer is arranged between the first wrapping layer and the third wrapping layer. The second wrapping layer supports the first wrapping layer and the third wrapping layer. The first wrapping layer and the third wrapping layer are both waterproof. The first wrapping layer and the third wrapping layer can isolate air. The external wrapping piece is arranged to form a containing cavity. The internal fluid layer is filled in the containing cavity. The internal fluid layer is flowable. The application can improve the problem that the shaping effect of the body position pad is not easy to maintain.

The utility model belongs to the technical field of ground mats, and particularly relates to an anti-snagging ground mat which comprises a bottom layer. The top of the bottom layer is provided with a surface layer through a middle layer; wherein the surface layer comprises a braid layer adhered to the top of the middle layer, and a protective layer is sprayed on the top of the braid layer; the braid layer comprises a gap filling assembly which is used for filling gaps of the main body to make the top of the main body smooth. By means of the design of the woven layer, fibers can be tightly attached together, the probability that the fibers are hooked up by the fibers is reduced, meanwhile, the protective layer is sprayed on the surface of the woven layer and is the PU coating, the surface of the ground mat is smoother, snagging is prevented, and meanwhile due to the fact that the protective layer has the waterproof effect, the ground mat is more comfortable to wear. Meanwhile, due to the design of the bottom layer, the ground mat has the anti-skid function, and meanwhile the anti-skid effect can be further improved through adsorption of the ground mat and the ground.

This utility model discloses a waterproof joystick mouse resistant to high and low pressure environments, including a mouse faceplate, joystick, mouse buttons, a base plate, a shielding box, and a PCBA board. The mouse faceplate has an opening at the bottom, and multiple screw connecting posts are provided along the inner side of the opening. A first through hole for fixing the joystick is provided on the left side of the mouse faceplate. A second through hole for fixing the mouse buttons is provided on the right side and near the front end of the mouse faceplate. The base plate has a recessed area that conforms to the shape of the lower opening of the mouse faceplate, and a waterproof gasket is embedded in the recessed area. Screw connecting holes are provided on the inner side of the recessed area corresponding to the waterproof gasket. The upper end of the shielding box is open, covering the through holes of the base plate and sealingly connecting to the base plate. The shielding box has vent holes, and a waterproof and breathable membrane is provided inside the vent holes. The PCBA board is fixed inside the shielding box and connected to the joystick and mouse button circuitry. The PCBA board is connected to a signal transmission socket.

The utility model provides a hydrophobic polyester fabric, and belongs to the technical field of textile fabrics. The base cloth layer is made of polyester woven fabric; a periodic rough area is formed on the surface of the base cloth layer through plasma patterning etching, and a non-etching area is coated with a hydrophobic coating to form a coating hydrophobic area; the width of the periodic rough area is less than or equal to 1mm. The hydrophobic layer is formed on the surface of the polyester fabric through plasma etching and hydrophobic coating, so that the polyester fabric has an excellent hydrophobic effect, meanwhile, the influence of coating of the coating on the breathability of the polyester fabric can be reduced, and the polyester fabric still has certain breathability. And the coating has a certain thickness, so that the etching region can be protected, the probability that the etching region is subjected to external friction is reduced, and the service life of the etching region is prolonged. The hydrophobic coating has waterproofness, the periodic rough area formed by etching has super-hydrophobicity, and the combination of the hydrophobic coating and the periodic rough area enables the polyester fabric to have a certain waterproof effect.

This invention relates to a high-temperature resistant foam ceramic microwave absorbing material and its preparation method, belonging to the technical field of microwave absorbing stealth materials. The preparation method of the high-temperature resistant foam ceramic microwave absorbing material includes the following steps: (1) mixing silicon carbide and calcium carbonate into a mixed powder; (2) mixing the mixed powder, borax, sodium silicate, potassium carbonate, polyvinyl alcohol, sodium carboxymethyl cellulose, and water to form a slurry; (3) impregnating a foam ceramic component with the slurry, followed by drying and sintering to obtain the high-temperature resistant foam ceramic microwave absorbing material. The foam ceramic microwave absorbing material prepared by this invention retains the original properties of the foam ceramic to the maximum extent, and exhibits excellent microwave absorption performance, especially since high temperature of 850℃ has no effect on its microwave absorption performance, indicating that the foam ceramic microwave absorbing material prepared by this invention has excellent microwave absorption performance and high-temperature resistance.

The utility model relates to the technical field of earphones, and discloses an earmuff for earphones, which comprises a shell and a soft rubber sleeve, the right side of the shell is communicated with a sound emitting tube, the right side of the outer wall of the sound emitting tube is fixedly connected with a fixing ring, the right side of the fixing ring is provided with a first plugging groove, the upper and lower sides of the outer wall of the fixing ring are provided with clamping grooves, and the first plugging groove is communicated with the soft rubber sleeve. Clamping plates are slidably connected to the inner walls of the two first inserting grooves, second inserting grooves are formed in the right side of the fixing ring, and top blocks are slidably connected to the inner walls of the two second inserting grooves. According to the filter screen, the clamping plate and the inserting plate on the mounting plate are correspondingly inserted into the first inserting groove and the second inserting groove, after the clamping plate and the inserting plate are completely inserted into the first inserting groove and the second inserting groove, the clamping plate and the clamping groove are clamped and fixed through the protrusion at the tail end, and finally mounting treatment on the filter screen is completed; and at the moment, the plug board is quickly disassembled under the action of the micro spring on the top block.

The utility model relates to the technical field of unmanned vehicle electric appliance cabin, specifically discloses an electric appliance cabin arrangement structure and unmanned vehicle, and the electric appliance cabin arrangement structure includes electric appliance cabin box, electric appliance cabin door, fuse box subassembly, switch subassembly and sealing element. Some lower waterproof grade electric devices, for example: fuse box subassembly, switch subassembly are all installed in the containing cavity, and sealing element is arranged between electric appliance cabin box and electric appliance cabin door, so that the sealing effect of containing cavity can be guaranteed, the electric appliance cabin arrangement structure has waterproof function, and the water depth of unmanned vehicle is further improved, and the problem that the lower waterproof grade electric devices in the prior art are usually arranged outside the electric appliance cabin, leading to the poor water depth of unmanned vehicle is solved effectively.

The utility model provides a solar integrated intelligent charging bag. The solar integrated intelligent charging bag comprises a waterproof layer (1), a handle arranged on the edge of the waterproof layer (1), a support (3) arranged on the outer side of the waterproof layer (1), a pull belt (4) arranged on the support and a photovoltaic assembly arranged on the inner side of the waterproof layer (1). The handles are arranged at the two ends of the waterproof layer (1), and PCBs (64) are arranged in the handles. The PCB is connected with the photovoltaic module; the waterproof layer can be folded, and after the waterproof layer is folded, the handle makes contact with the waterproof layer and corresponds to the waterproof layer. One end of the support is fixed to one side of the waterproof layer, and the other end of the support is movably connected to the other side of the waterproof layer. The solar water heater can store electricity under the condition of insufficient sunlight, and is convenient for a user to use in any environment. Folding is convenient, carrying is easy, and space can be fully utilized. And the power utilization requirements under the conditions of outdoor work, travel and emergency are met.

The application belongs to the technical field of special coating materials, and particularly relates to a functional finish for maintaining the aerodynamic shape of a ceramicized heat-resistant coating and a preparation method thereof. The functional finish comprises component A and component B. The component A comprises 75-80% of a base and 20-25% of a pigment based on the total weight of the component A. The base comprises 50-60 parts of organic silicon resin, 5-10 parts of a reinforcing agent and 3-5 parts of a matting agent. The component B comprises a cross-linking agent and a catalyst in a mass ratio of 10:1. The functional finish has the characteristics of easily forming uniform micro-cracks in a high-temperature flight environment. The finish cracks extend to the surface of the heat-resistant coating, so that the surface of the heat-resistant coating forms uniform micro-cracks. Therefore, the gas generated by pyrolysis in the coating can be released through the cracks, and the phenomenon that the ceramicized ablation surface layer is separated from the original layer due to poor emission of pyrolysis gas is avoided.

This invention discloses a vinyl copolymer, a waterproof composition containing the vinyl copolymer, and its applications. The vinyl copolymer is obtained by free radical polymerization of monomers; based on a total monomer weight of 100 parts, it includes 40-60 parts of monomer a, 30-50 parts of monomer b, 5-10 parts of monomer c, and 0.1-5 parts of monomer d; monomer a is a vinyl monomer with a homopolymer glass transition temperature (Tg) below 0°C; monomer b is a vinyl monomer with a homopolymer glass transition temperature greater than or equal to 0°C; monomer c is a cationic vinyl monomer; and monomer d is a crosslinked vinyl monomer. The presence of cationic monomers in the vinyl copolymer makes it cationic; simultaneously, the copolymer contains crosslinking units, which react with hydroxyl groups on the fibers during the drying process of paper products to form a network structure, improving the adhesion of the waterproof membrane and imparting better mechanical properties to the paper products.

The utility model belongs to the technical field of charging equipment, and provides a direct current charging pile capable of rapidly replacing a charging handle and a handle part. The direct-current charging pile comprises a charging handle and a direct-current charging pile body, the direct-current charging pile body comprises a first blocking body, the first blocking body divides the direct-current charging pile body into a charging gun wiring cavity and a mains supply access wiring cavity, the charging gun wiring cavity and the mains supply access wiring cavity are mutually independent, and the charging handle comprises a charging gun cable. The charging gun cable is detachably connected with the charging handle and the charging gun wiring cavity. The charging gun wiring cavity and the commercial power access wiring cavity are mutually independent, components in the commercial power access wiring cavity cannot be touched when the charging gun is replaced or the charging wiring cavity is operated, an independent wiring space is provided, and the high-voltage direct-current charging gun wiring cavity and the low-voltage alternating-current commercial power access wiring cavity are physically isolated. And the quality problem of other components caused by manual operation is avoided.

The utility model discloses a pivot waterproof structure for car cover, including first rotating board, second rotating board and pivot hinge, first rotating board and second rotating board are connected through pivot hinge, pivot hinge is equipped with two rotating shafts, two rotating shafts are connected in first rotating board and second rotating board respectively, one side of first rotating board and second rotating board is connected with top water baffle and side water baffle, two top water baffles are equipped with top water baffle boss, two side water baffles extrude each other, form the drainage water channel, the utility model discloses through the improvement to pivot structure makes it have better waterproof effect, can realize the whole process waterproof of pivot rotation process.

The utility model discloses a single-layer daylighting panel with waterproof performance, and relates to the technical field of daylighting panels. A wedging groove is formed in the edge of the bottom of a light-transmitting plate; the crimping strip is arranged on the wedging groove, and the crimping strip and the wedging groove are respectively arranged on the upper side and the lower side of the main body structure; the fixing screw rod vertically penetrates through the crimping strip and is in threaded connection with the light-transmitting plate; the fixing screw rod is arranged on one side, close to the middle of the light-transmitting plate, of the crimping strip; a vertical sliding groove is formed in the bottom of the crimping strip, and the vertical sliding block vertically slides in the vertical sliding groove. The transmission screw vertically penetrates through the vertical sliding groove and is rotatably connected with the vertical sliding block, the transmission screw is in threaded connection with the vertical sliding groove, and the vertical sliding block vertically slides when the transmission screw is rotated. According to the daylighting panel, the matching groove is formed in the light-transmitting plate, the pressing connection strip is arranged to be matched with the light-transmitting plate to clamp the top and the bottom of the main body structure, rapid installation and sealing installation of the daylighting panel can be achieved, and the daylighting panel can effectively prevent water in a room.

The utility model provides an isolating switch handle, which comprises an operating mechanism for the action of an isolating switch, a handle, a handle cover and a fixing screw, a hole I is formed in the center of the handle; the handle cover is mounted on the upper surface of the handle; the handle is fixed on the operating mechanism through a fixing screw penetrating through the first hole. A plurality of grooves I are formed in the periphery of the upper surface of the handle; a protrusion matched with the first groove is arranged at the bottom of the handle cover. An annular sealing ring is arranged at the position, corresponding to the first hole, of the bottom of the handle cover. One end of the sealing ring is contacted with the bottom of the handle cover, and the other end is contacted with the upper surface of the handle to enclose the fixing screw inside; a second groove is formed in the position, connected with the handle cover, of the side face of the handle. A third groove is formed in the contact face, where the handle cover is installed, of the upper surface of the handle and used for limiting the handle cover. The LED lamp is simple in structure, capable of being quickly assembled and high in safety performance, and has certain waterproofness.

The utility model belongs to lithium battery heat preservation technical field discloses a battery heat preservation box, including box body and heating device, the box body is by upper box body and lower box body is composed, the upper box body and lower box body are through magic paste sticky buckle and are composed box body, the heating device is by heating blanket, heater is composed, the heating blanket with heating ware is connected through electric wire, the heater includes temperature controller, electric wire, wire ear, is equipped with the fuse on the electric wire. The utility model battery heat preservation box includes box body and heating device, and the box body adopts three -layer structure, has waterproof, moisture -proof, fire -retardant, the efficacy of heat preservation, is equipped with independent heating blanket in the box body to the battery and is covered and is wrapped, controls the temperature in the box body through temperature controller, ensures that the temperature in the heat preservation box meets the technical requirement. The utility model battery heat preservation box can ensure that the temperature in the heat preservation box is not less than 0 DEG C for 24 hours under the environment of -40 DEG C, can good protection battery normal use under low temperature environment.

The utility model discloses a plastic hollow plate logistics turnover box, which relates to the technical field of logistics turnover boxes, and comprises a box bottom, a left box wall, a right box wall, a front box wall, a rear box wall, a transverse partition plate, a longitudinal partition plate and a plug-in mounting body, the left box wall and the right box wall are arranged above the left end and the right end of the box bottom, and the front box wall and the rear box wall are arranged above the front end and the rear end of the box bottom; a plurality of transverse partition plates are arranged between the left box wall and the right box wall, a plurality of longitudinal partition plates are arranged between the front box wall and the rear box wall, the transverse partition plates and the longitudinal partition plates are connected together in a sliding mode, inserting bodies are arranged at the four corners of the box bottom, inserting grooves are formed in the inserting bodies, and a left protruding block and a right protruding block are fixedly connected to the inserting bodies. All parts of the turnover box are connected through inserting grooves, inserting blocks and inserting bodies, complex tools are not needed, assembling can be completed by inserting according to corresponding structures, in addition, transverse partition plates and longitudinal partition plates slide in rolling grooves through balls, the distance can be freely adjusted, and the storage space layout can be flexibly changed according to the sizes and shapes of different objects.