83results about How to "Guaranteed moisture-proof effect" patented technology

A solid-state imaging device comprises: a solid-state imaging element comprising a solid-state imaging element body; a first substrate one end face of which is bonded to and integrated with one end face of a solid-state imaging element substrate of the solid-state imaging element, the first substrate comprising on its one surface an electrode for establishing electrical contact with a bonding wire led from a pad provided on one surface of the solid-state imaging element, a frame that seals the solid-state imaging element so as to surround outer peripheral surfaces of the solid-state imaging element substrate excluding its the one end face; and a sealing resin portion that covers a region extending from a portion including the electrode on the one surface of the first substrate to a portion including the pad on the one surface of the solid-state imaging element.

A solid-state imaging device comprises: a solid-state imaging element comprising a solid-state imaging element body; a first substrate one end face of which is bonded to and integrated with one end face of a solid-state imaging element substrate of the solid-state imaging element, the first substrate comprising on its one surface an electrode for establishing electrical contact with a bonding wireled from a pad provided on one surface of the solid-state imaging element, a frame that seals the solid-state imaging element so as to surround outer peripheral surfaces of the solid-state imaging element substrate excluding its the one end face; and a sealing resin portion that covers a region extending from a portion including the electrode on the one surface of the first substrate to a portionincluding the pad on the one surface of the solid-state imaging element.

The invention discloses a guard rail tube composite structure, comprising a translucent face case and a bottom case. The cross section of the face case is a bisymmetric arc. The central area of the arc top is a smooth inner surface. Sawteeth are equipped on the inner surface at two sides of the arc. The bottom case is a metal bottom case and provided with lamp trough in center. The invention adopts a special translucent light tube face case structure, generates different light intensity and visual effect at the different portions of the light tube to make the light transmission in center of the face case top most intensive and meet the requirement of the lighting lamp. The invention combines the illumination and decorative illumination in a simple and effective way. The bottom case has a good heat radiation. The lamp trough facilitates the installation, maintenance and replacement of the lamp band and well matches with the illuminating source such as the high power LED lamp band or fuse lamp band.

The invention discloses a bamboo scrap and waste plastic PE composite outdoor building material, which is manufactured and formed by mixing 65 weight percent of bamboo scrap, 30 weight percent of waste plastic PE and 5 weight percent of auxiliary agent; and the manufacture forming process after the mixing comprises drying treatment, surface treatment, premixing, granulation, extrusion forming, cooling and cutting. The building material can be prepared into plates, vertical strips of which the shape of the section is a solid rectangle, hollow upright posts, polygonal sections of which the planes are provided with holes and the peripheries are provided with sawtooth and matching semicircular grooves, and the like. The building material has low cost, wide application, and particularly has excellent humidity resistance and moth resistance, so the building material is most suitable to be used as the outdoor building material, realizes resource of waste, and solves the problem of environmental pollution caused by white plastics.

The invention discloses an adjustable dampproof compact rack, and belongs to the technical field of a compact rack. The adjustable dampproof compact rack comprises a cabinet body, wherein a separationplate is arranged inside the cabinet body; a rotating rod is arranged at the middle part of the upper end of the separation plate; moving blocks are arranged at the middle parts of two ends of the rotating rod; a guide block is arranged at the middle part of the lower end of each moving block; the lower end of each guide block is hinged to a pull rod through a fixing block; the bottom end of thepull rod is connected with a pull door through a hinging block; the top end of the pull door is connected with the cabinet body through a hinge; the separation plate is arranged in the cabinet body; aplurality of parallel placing grooves are respectively formed between the middle part of the separation plate and the inner wall of the cabinet body; placing plates are arranged inside the placing grooves; an air blowing cavity is arranged at the bottom end inside the cabinet body; the air blowing cavity is connected with a drying box through an air outlet pipe; the other end of the drying box isconnected with an air inlet machine through an air inlet pipe. Different height regulation can be realized on a space inside the cabinet body; the placement requirement of articles in different typesand sizes is met; meanwhile, through the matching of the installed drying box and the pull door, the dampproof performance inside the compact rack is ensured.

The invention discloses an HD-STP building outer wall ultra-thin vacuum insulated panel which is formed by inorganic fiber core materials and a high-resistance composite membrane. The high-resistance composite membrane is formed by compounding inorganic fiber cloth, aluminum foil and multiple layers of compact materials, and the core materials are formed by combining microporous inorganic materials and multiple kinds of additives. The HD-STP building outer wall ultra-thin vacuum insulated panel has the advantages of being formed by treating and packaging the inorganic fiber core materials and the high-resistance composite membrane through super-strong vacuum, being environmentally friendly and efficient and saving energy. High-efficiency heat insulation is achieved. The heat conductivity coefficient can be lowered to a large extent and is smaller than 0.04w / (m2.k). The excellent performance of being low in heat conductivity, ultrathin, light, resistant to corrosion, resistant to fire, non-combustible, environmentally friendly and good in sound absorption performance is achieved.

The invention discloses a wool shearing facility which comprises a wool shearing machine and a shearing head. A wool shearing area, a wood placing area, a grading area, a temporary storage area, a package labeling area and a package storage area are arranged vertically in the facility. A wool shearing table 0.25-0.35 m higher than the ground and with the width as 0.5m is arranged in the wood shearing area. A plurality of wool shearing work stations are arranged vertically on the wool shearing table, and a rest room for sheep to be subjected to wool shearing and a rest room for sheep subjected to wool shearing are arranged beside the wool shearing table. The facility can reduce labor intensity, operation areas are standardized and clean, and the sheep to be subjected to wool shearing do not affect the wool shearing operation.

The invention relates to a safe and flexible fire resistant cable comprising a conductor, a wrapping fire-resistant mica tape, a wrapping ceramic fiber tape or filling ceramic fiber rope combined with the wrapping ceramic fiber tape, an extrusion coating corrupted aluminium tube, an extruded polymer precursor, a wrapping fire isolating layer and an extruded halogen-free low-smoke flame retardant sheath; the wrapping ceramic fiber tape coats the conductor to form a cable guide wire, and the wrapping fire-resistant mica tape, the wrapping ceramic fiber tape or filling ceramic fiber rope combined with the wrapping ceramic fiber tape, the extrusion coating corrupted aluminium tube, the extruded polymer precursor, the wrapping fire isolating layer and the extruded halogen-free low-smoke flame retardant sheath coat the cable guide wire from interior to exterior sequentially. Compared with the prior art, the safe and flexible fire resistant cable has the advantages of softness, lightness, small section area, fine heat radiation, large carrying flow and waterproof and moisture proof performances.

The invention discloses novel modern Chinese medicinal pieces with unified specifications and unified mass standards, which are prepared by clean selecting, covering and wetting, cutting, processing, sterilizing, drying and quantitative packing of genuine medicinal materials by applying the principle of system engineering and adopting modern science and technology under the guide of Chinese medicinal theory. The situations of uneven size and thickness of Chinese medicinal pieces through the ages, difficult dissolution of components, un-sterilization of pieces, various pathogenic bacteria, low bioavailability and Chinese medicinal resource waste are replaced; the conditions of hand-grasping arbitrage of prescription, no health standard and the like are changed; the defects of the conventional pieces are made up; and the medicinal application characteristics of the conventional Chinese medicament are also kept. Therefore, a method for producing the modern Chinese medicinal pieces with even granularity, easy decoction, curative effect enhancement, controllable quality, cleanness and sanitation, convenience for allocating and convenience for carrying is provided.

Relating to the field of electronic product protection films and preparation methods thereof, the invention provides a graphene bubble protection film and a preparation method thereof. The graphene bubble protection film is composed of the following raw materials: a PE plastic film, nylon, high-pressure polyethylene, polypropylene, graphene, asbestos, a whitening agent, an anti-blocking agent, anadhesive and a corrosion inhibitor. The raw materials are taken in proportion and are processed according to the preparation method of the graphene bubble protection film so as to complete preparation. By adopting the technical scheme, the graphene bubble protection film provided by the invention has the beneficial effects that: the graphene bubble protection film itself has high toughness, the bubbles therein are not damaged easily, and gas in the bubbles does not leak due to a too long storage time, the overall protection performance is ensured, the storage time is long, and the shock absorption, impact resistance, moisture proof and corrosion resistant characteristics of the protection film are guaranteed.

The invention discloses flame-retardant heat-resistant unsaturated polyester-modified epoxy solvent-free resin which is suitable for soaking a dry-type transformer and mining electrical equipment. The solvent-free resin is characterized by comprising base unsaturated polyester, an unsaturated vinyl monomer, epoxy resin comprising two or more epoxy groups, an amine polymer, an amine epoxy curing agent and a flame retardant. Compared with unifunctional flame-retardant unsaturated polyester resin or epoxy resin, the flame-retardant heat-resistant unsaturated polyester-modified epoxy solvent-free resin has the characteristics that: a curing agent with flame retardance is used; and when being used separately, the curing agent is stored stably and has a latent function. When being used together with a catalyst with a promoting function, the solvent-free resin has high electrical property and mechanical property, and can be cured quickly at high temperature.

The invention discloses a school book cabinet with a good moisture resistance effect. The school book cabinet comprises a cabinet body. Separation plates are fixedly connected to an inner cavity of the cabinet body. A groove is formed in the top of the inner cavity of the cabinet body. A humidity sensor is fixedly connected to an inner cavity of the groove. A protection box is fixedly connected tothe top of the cabinet body. Fixing blocks are fixedly connected to the top and the bottom of an inner cavity of the protection box. A heating block is fixedly connected between the two fixing blocks. Motors are fixedly connected to two sides of the inner cavity of the protection box through the fixing blocks. Blades are fixedly connected to the output ends of the motors. The school book cabinethas the advantages that through cooperative use of the cabinet body, the separation plates, the groove, the humidity sensor, the protection box, the fixing blocks, the heating block, the motors, the blades, first pipelines, second pipelines and a power adjuster, humid air in the book cabinet can be exhausted, and the book cabinet is then dried, so that internal dryness of the book cabinet is guaranteed, and great convenience is brought to daily teaching.

The invention discloses an electric automobile smooth capacitor, comprising a main capacitor set, and two leading-out terminals respectively connected to two poles of the main capacitor set; two Y capacitors which are in parallel connection with the main capacitor set after series connection are arranged between the two leading-out terminals; a neutral point leading-out ground terminal is arranged between the two Y capacitors. The main capacitor set is composed of a plurality of capacitor element in parallel connection. The electric automobile smooth capacitor can restrain common mode interference, and has the characteristics of smaller ESR and ESL, and good weather fastness.

The invention discloses a multifunctional damp-proof file cabinet device, and belongs to the technical field of storage tanks. The multifunctional damp-proof file cabinet device comprises a base and a containing cabinet, a supporting plate of a hollow structure is connected to the top wall of the base, the containing cabinet is connected to the top wall of the base, a supporting frame is connected to the top wall of the supporting plate, containing plates are slidably connected to the inner wall of the supporting frame, a driving motor is connected to the bottom wall of the supporting plate, a rotating shaft is connected to the output end of the driving motor, a lead screw is connected to the end, away from the driving motor, of the rotating shaft, the end, away from the rotating shaft, of the lead screw is rotationally connected to the top wall in the containing cabinet, a distance adjusting assembly is arranged between every two adjacent containing plates, clamping assemblies are connected in the containing plates, the output ends of the clamping assemblies penetrate through the containing plates and extend upwards, and a damp-proof assembly is arranged in the base. By means of the device, a worker can conveniently place files on the containing plates, the requirement for storage of different types of files is met, the stability of the files after storage is improved, and meanwhile the good damp-proof effect is achieved.

The invention relates to a manufacturing method of a packaging material, in particular to a production method of an environment-friendly cigarette packet material. The production method mainly comprises the steps of: A, performing laser die pressing on a BOPP (biaxially-oriented polypropylene) film to form a laser pattern on the BOPP film, B, coating a first layer on the front surface of raw paper, performing flattening treatment on the front surface of the raw paper, coating a second layer on the front surface of the raw paper in a high-temperature pressed environment, performing rolling compounding on the raw paper and the BOPP film, and C, coating a first layer on the back surface of the raw paper and performing flattening treatment on the back surface of the raw paper. The method does not use non-renewable metal aluminum as a raw material any longer, saves non-renewable mineral resources and energy sources, makes full use of a high technology and a new technology to effectively avoid generation of environmental pollutants, raises an environment-friendly grade of a product, saves the resources to the greatest extent, protects an environment, achieves a zero utilization standard of the aluminum, and avoids the generation of three industrial wastes, the product with the higher environment-friendly grade has higher market competitiveness, and the method has wider market prospects.

The invention relates to a copper-wire-knitted data transmission cable for a shielding transponder, which comprises a cable core and a protective layer coating the cable core, wherein a pair line set is arranged in the cable core; the pair line set is made by stranding two insulating single lines in different colors; each insulating single line comprises a conductor and an insulating layer coating the conductor; and a non-moisture-absorbent insulating layer, a copper-wire-knitted shielding layer and an outer sheath are arranged in the protective layer sequentially from inside to outside.

A luneberg lens, which is configured by combining a plurality of lens parts, has a problem on keeping of a combined condition of lens parts and securement of good moisture prevention, and displacement of lens parts not only becomes a cause of cost-up but also has a bad influence on an electric performance, and furthermore, intrusion of moisture and humidity deteriorates an electric performance, and therefore, these problems are solved by a simple and inexpensive method. A lens portion 2, which is configured by combining lens parts of spherical core and spherical shell-like resin foams, is configured by a luneberg lens which is sealed by a synthetic resin film 3 which is formed along a surface of that lens portion 2 and in which a thickness is 100 m or less and of which own relative dielectric constant is higher than a relative dielectric constant of the outermost layer of the above-mentioned lens portion.

The invention relates to a signal cable. The signal cable comprises a cable core and an outer protecting bush wrapping the cable core. A non-hygroscopicity insulating layer is arranged outside the cable core, a comprehensive protecting layer longitudinally warps the non-hygroscopicity insulating layer, a welded pipe aluminum protecting bush is arranged outside the comprehensive protecting layer, a polyethylene adhesive protecting layer is arranged outside the welded pipe aluminum protecting bush, a double-steel-belt armour layer is arranged between the polyethylene adhesive protecting layer and the outer protecting bush, a plurality of twines or a plurality of quads are arranged in the cable core, each twine is formed by twisting two single insulating wires of different colors, and each quad is formed by twisting four single insulating wires of different colors. Each single insulating wire is composed of a cooper conductor, an inner insulating layer wrapping the periphery of the copper conductor, a copper wire weaving shielding layer wrapping the inner insulating layer, and an outer insulating layer wrapping the periphery of the copper wire weaving shielding layer.

The invention discloses a cable stress body fixing apparatus and an assembling method for a cable and a separable cable connector. The cable stress body fixing apparatus comprises a first clamping piece and a second clamping piece, wherein the first clamping piece is articulated with one end of the second clamping piece, and the first clamping piece is detachably connected with the other end of the second clamping piece; a clamping space for clamping the cable is formed between the first clamping piece and the second clamping piece; and the first clamping piece and the second clamping piece are arranged on the side, away from a terminal, of a stress body. The cable stress body fixing apparatus can be fixed on the cable, and when the separable cable connector is installed, the stress body can abut against the first clamping piece and / or the second clamping piece, so that the stress body can be prevented from moving, uniform electric field distribution after the separable cable connector is installed is guaranteed, and the installation effect is good. The first clamping piece is articulated with one end of the second clamping piece and is detachably connected with the other end of the second clamping piece, the cable stress body fixing apparatus can be detached after the installation of the separable cable connector is completed, the cable stress body fixing apparatus can be repeatedly used, and the cable stress body fixing apparatus is convenient in operation.

The invention relates to a moistureproof tea caddy which comprises a caddy body and a caddy cover arranged at the upper part of the caddy body, wherein a caddy opening is formed in the upper part of the caddy body in an open manner; an external thread is formed in the outer wall of the upper part of the caddy body; an internal thread matched with the external thread is formed in the inner wall ofthe caddy cover; a flange is arranged at the upper part of the internal thread in the inner wall of the caddy cover; the internal circumferential diameter of the flange is smaller than that of the caddy opening; a moistureproof mechanism is arranged on the inner wall of the caddy body and comprises a plurality of storage grids fixedly arranged on the inner wall; each of the storage grids comprisesa bottom plate and side plates arranged on the edges of the bottom plate; the side plates are higher than the bottom plate and form a drying agent accommodating cavity in the storage grids; a breathable cloth layer covers the storage grids to the edges of the side plates; a pasting strip is arranged on the outer side of the breathable cloth layer; the moistureproof tea caddy further comprises a storage base arranged at the bottom of the caddy body; the bottom of the caddy body is arranged in an open manner; and a filtering device is arranged between the storage base and the caddy body. The moistureproof tea caddy is simple in structure and excellent in moistureproof effect; and in addition, tea stored in the moistureproof tea caddy has better tea water taste.

The invention belongs to the technical field of convenient food packaging, and particularly relates to a convenient food cup cover capable of being subjected to microwave heating and a manufacturing process of the cup cover. The manufacturing process of the convenient food cup cover, which is disclosed by the invention, can be used for ensuring that compound finished cup cover paper meets the requirement of smoothness by controlling tension among various layers of materials during various compounding procedures, simultaneously ensuring that the cup cover meets the requirement of food-stage packaging by volatilizing a residual adhesive from a compound film through a compound machine drying box during compounding, and ensuring the moistureproof property and the antioxidant property by respectively compounding a printing PET film and an inner PET film on two sides of a paper sheet. By adopting the structure, the convenient food cup cover disclosed by the invention ensures the sealing and moistureproof property, is good in smoothness and attractive in appearance, can be used for mechanical cover suction and high-speed sealing, and can be placed into a microwave oven for the microwave heating without an aluminum foil layer, and thus the requirement of fast-paced life of modern people can be met.

The invention discloses a multi-round-hole floor mould. The multi-round-hole floor mould comprises a mould body, a transition plate, a rear support plate, a front support plate, a confluence plate, a neck mould, a cooling water jacket, a water passing core rod, a main core rod and a diversion cone, wherein the mould body, the transition plate, the rear support plate, the front support plate, the confluence plate, the neck mould and the cooling water jacket are connected in sequence, and the water passing core rod, the main core rod and the diversion cone are located inside. The multi-round-hole floor mould is characterized by further comprising an internal mould cavity, wherein multiple round holes are formed in the surface of the mould cavity, and sawtooth-shaped grooves are integrally designed in the upper and lower surfaces of the round holes. Due to the structure of the sawtooth-shaped grooves, stripes are formed on the surface of a product machined by the mould, and through round holes are formed inside the product; besides, skid resistance can be achieved, and practicability is high. The water passing core rod, the main core rod and the diversion cone are all located in the middle in the mould and are located at the same height, and the main core rod penetrates through the front support plate, the confluence plate, the neck mould and the cooling water jacket on the inner side in sequence. The multi-round-hole floor mould is ingenious in structural design and more reasonable in layout, and a manufactured round-hole floor is high in structural stability and permeability and good in dampproof effect.

The invention discloses a high-voltage solid-closed type cable intermediate joint. The high-voltage solid-closed type cable intermediate joint comprises an intermediate joint main body, the outside of the intermediate joint is sleeved by a nanometer keel net, the nanometer keel net is fixed through a band, the middle part and two ends of the nanometer keel net are respectively provided with a three-port glue-pouring valve and two exhaust pipes, the outside of the nanometer keel net is encapsulated by an antistatic film, the outside of the antistatic film is encapsulated by a PVC band and a waterproof adhesive tape in sequence, port encapsulating positions at two sides of the antistatic film and the PVC band and port encapsulating positions at two sides of the PVC band and the waterproof adhesive tape are all sealed by employing sealant, the glue-pouring valve and the exhaust pipes are encapsulated by the antistatic film, the PVC band and the waterproof adhesive tape, only an upper port of the glue-pouring valve communicates with the nanometer keel net, glue is poured into the glue-pouring valve until tail pipes of the exhaust pipes are filled with glue, the outside of the waterproof adhesive tape is sleeved by an armored tape, and the outside of the armored tape is provided with a protective shell. According to the high-voltage solid-closed type cable intermediate joint, the structure is reasonable and reliable, the service lifetime is long, and the fireproof and moisture-proof performances are good.

The present invention provides a thermosetting resin composition for sealing, which contains (A) a thermosetting resin, (B) a curing agent and (C) semi-calcined hydrotalcite as an inorganic filler, wherein when the thermogravimetric loss rate prior to moisture absorption, as measured by thermogravimetric analysis, at 280 DEG C of a cured product of the thermosetting resin composition is denoted byX1 (%), the thermogravimetric loss rate prior to moisture absorption of the cured product at 380 DEG C is denoted by Y1 (%), the thermogravimetric loss rate following moisture absorption, as measuredby thermogravimetric analysis, at 280 DEG C of the cured product of the thermosetting resin composition is denoted by X2 (%) and the thermogravimetric loss rate following moisture absorption of the cured product at 380oC is denoted by Y2 (%), the relationships 2% <= X2-X1 and Y2-Y1 <= 10% are satisfied and the overall content of inorganic filler, including semi-calcined hydrotalcite, is 20-60 mass% relative to the overall quantity of non-volatile components in the thermosetting resin composition.

The invention discloses a gypsum plaster board. The gypsum plaster board comprises a board core and surface protection paper, wherein the board core comprises dihydrate gypsum formed by hydration of gypsum clinker and polyvinyl alcohol, and the board core does not comprise starch. According to the invention, the polyvinyl alcohol is used for replacing starch, foreign ions are coated or blocked, the interference of the foreign ions on gypsum crystals and the influence of the foreign ions on migration to the surface of the board are inhibited, and then the influence of the foreign ions on the strength of the gypsum board is reduced.

The invention discloses a photoelectric composite waterproof flame-retardant cable for a photovoltaic system and processing equipment of the photoelectric composite waterproof flame-retardant cable, and relates to the technical field of photovoltaic cables. On the structure basis of the waterproof outer sheath layer, the anti-corrosion stainless steel band armor layer, the waterproof flame-retardant filling layer, the electric transmission unit and the optical transmission unit, the waterproof wrapping tape layer, the metal shielding layer, the insulation shielding layer, the insulation layer and the conductor shielding layer are arranged outside the conductor of the electric transmission unit, and the waterproof wrapping tape layer prevents water from entering; the cooperation of the metal shielding layer and the conductor shielding layer improves the anti-electromagnetic shielding performance of the conductor, and the cooperation of the insulation shielding layer and the insulation layer improves the insulation antistatic performance of the conductor. The cable has good strength, waterproof and flame-retardant performance and anti-electromagnetic shielding performance, and the current-carrying capability of the cable is improved. The processing equipment has the functions of conveying, extruding, shaping and pressing, winding and cutting the anti-corrosion stainless steel band armor layer, and the photoelectric composite waterproof flame-retardant cable with the waterproof outer sheath layer is obtained.

The invention relates to a plate used in containers, which mainly solves the problems of poor compressive resistance, poor bending resistance and insufficient aesthetics of the plate in the prior art. The present invention adopts a board applied to containers, including a surface layer and a middle material layer and a mixed layer successively connected downwards, the surface layer includes epoxy resin, curing agent, absorbent and colored sand, and the middle material The layer contains landscaping discarded tree branch fibers, and the mixed layer includes the technical solution of grid cloth and glass fiber cloth, which solves this problem well and can be used in container rooms.

The invention discloses a composite waterproof material and a waterproof system with the composite waterproof material applied, and relates to the technical field of waterproof materials. According to the composite waterproof material and the waterproof system with the composite waterproof material applied, the technical problems that existing waterproof materials are prone to aging and damaging, the service life of the existing waterproof materials is short, and frequent repairing or updating is needed are solved. The composite waterproof material comprises a non-woven fabric layer, a first modified asphalt layer, a structural base layer, a second modified asphalt layer and a film-tearing layer from top to bottom. The structural base layer comprises one or more of a PET film layer, a PET non-woven fabric layer or a fiberglass mesh cloth layer. According to the composite waterproof material, water and moisture resistance and high temperature resistance are achieved, meanwhile, the high tearing strength and ageing resistance are achieved, and damaging and aging can be prevented, so that the service life of the composite waterproof material is effectively prolonged, and the installation is convenient.

The invention discloses a high-low voltage distribution box, which belongs to the technical field of distribution boxes and comprises a box shell, a mounting seat is fixedly mounted on the side wall of the box shell, a box door is mounted outside the box shell through hinges, a sound absorption pad is arranged on the inner wall of the box shell, and a side shell is arranged on the side surface of the box shell. A fireproof mechanism and a protection assembly are arranged on the inner side wall and the outer side wall of the side shell respectively, the fireproof mechanism is used for stable fire prevention in the box shell, and the protection assembly is used for external anti-impact protection in the box shell and release of the fireproof mechanism; according to the power distribution box, the fireproof mechanism and the protection assembly are arranged in the power distribution box, through the linkage structure design, the fireproof mechanism and the protection assembly can enable the power distribution box to have good and stable structure protection and safety protection functions, meanwhile, the fireproof mechanism and the protection assembly are matched in the working process, the traditional design that fire extinguishing base particles are blown out through electric control is abandoned, the equipment cost is effectively reduced, and the practicability is high. The use effect is improved, and meanwhile the failure rate can be stably reduced.

The invention discloses an outdoor waterproof and dustproof switch cabinet, which comprises a cabinet body, wherein supporting legs are arranged at the bottom end of the cabinet body, a switch opening is formed in one side of the cabinet body, a switch door is arranged at the switch opening, the switch door is hinged to the cabinet body, a plurality of ventilation openings are formed in side walls at two ends of the cabinet body, a matching groove is formed in the middle of the switch door, a sealing ring is arranged in the matching groove and makes contact with the side edge of the matching groove, a sealing plate is arranged in the cabinet body along the side wall of the switch opening, the cross section of the sealing plate is in an L shape, and the sealing plate and the side wall of the switch opening define a sealing cavity used for containing a sealing ring. According to the scheme, through the arrangement of the matching groove in the middle of the switch door and the sealing ring in the matching groove, the sealing plate at the switch opening can be matched to seal the position of the switch opening, so that external rainwater is prevented from permeating into the switch cabinet through a gap, the moisture-proof performance is ensured, and the service life of the device is prolonged.