81results about How to "Easy to install apps" patented technology

The invention discloses a packaging material for photovoltaic modules. The packaging material includes the following raw materials in parts by weight: 30-50 parts of fiber cloth, the fiber cloth is made of fiber materials; 50-70 parts of acrylic powder coating, and 50-70 parts of acrylic powder The coating includes an acrylic resin and a curing agent; wherein, the acrylic powder coating is evenly coated on the fiber cloth; the invention not only has low manufacturing cost, but also satisfies the requirements of photovoltaic industry technical standards such as anti-ultraviolet, anti-aging, impact resistance, and fire prevention. It effectively solves the problem of reducing the weight of the photovoltaic module packaging material, improves the convenience of installation, and reduces the installation cost, which is very suitable for large-scale promotion and application in the photovoltaic field; The package size of photovoltaic modules can be changed arbitrarily to meet the installation requirements of different buildings, which further facilitates the installation and application of photovoltaic modules.

The invention provides a compact broadband circular polarizer which comprises a square-circle converter, a mode converter, a reflecting back cavity and a feed source. The square-circle converter is connected to the upper end of the mode converter through a flange plate, and the reflecting back cavity and the feed source are connected and are connected to the lower end of the mode converter through the flange plate. The compact broadband circular polarizer is simple in structure, small in size, capable of covering wide frequency bands, capable of using the same circular polarizer for meeting the demands of mobile communications, satellite communications, short distance communications, broadband access communications and digital TV receiving with different standards in different areas, capable of meeting the demand for system miniaturization, and wide in application prospect.

The invention discloses a bending type heat exchanger. The bending type heat exchanger comprises a first collecting main, a second collecting main, a plurality of flat pipes and fins, wherein the two ends of each flat pipe are connected with the first collecting main and the second collecting main respectively, and the flat pipes are arranged at intervals in the axial direction of the first collecting main and the second collecting main; each fin is arranged between two corresponding adjacent flat pipes, each fin extends in a ripple shape in the length direction of the corresponding flat pipe, the thickness of each fin is FT, the bigger one of the external diameter of the first collecting main and the external diameter of the second collecting main is OD, the bigger one of the wall thickness of the first collecting main and the wall thickness of the second collecting main is T, the width of each flat pipe is W, the circular arc radius of each fin is FR, the height of each fin is FH, and 0.01<=(100*FT*FR*T) / (FH*OD)<=9. The bending type heat exchanger has the advantages of being reasonable and stable in structure, high in heat exchange efficiency, good in heat exchange performance, high in reliability, convenient to install and apply, good in water discharging performance and the like.

The invention discloses a laminated structure of a photovoltaic module, a preparation method thereof, and a photovoltaic module. The laminated structure includes a first encapsulation layer and a second encapsulation layer, wherein the first encapsulation layer consists of 30-50 parts by weight of fiber cloth and 50 parts by weight. ‑70 parts by weight of the first packaging powder coating is prepared, the first packaging powder coating is evenly coated on the fiber cloth; the second packaging layer is made of 30‑50 parts by weight of fiber cloth and 50‑70 parts by weight of the second packaging powder coating Prepared, the second packaged powder coating is evenly coated on the fiber cloth; wherein, the first packaged powder coating is acrylic powder coating or super weather-resistant polyester powder coating, and the second packaged powder coating is super weather-resistant polyester powder coating; The invention not only has low cost, but also effectively realizes the lightweight of photovoltaic module packaging materials under the premise of meeting the requirements of photovoltaic industry technical standards such as anti-ultraviolet, anti-aging, impact resistance, fire prevention, and anti-insulation, and is very suitable for use in the field of photovoltaics. Scale application.

The invention relates to a waste heat recycle device for automobile cooling water and belongs to the field of waste heat recycle. Waste heat of the cooling water is recovered for low-temperature start of an automobile; the waste heat recycle device is provided with a heat storage and exchange device (1) internally equipped with a phase change heat storage material (3); the waste heat recycle device is internally provided with independent heat exchange units for transmitting and circulating heat outside with different heat-conducting working media and different circulation pipelines to heat an object; water serves as the heat-conducting working medium; the waste heat can be transmitted into the heat storage and exchange device (1) through the corresponding heat exchange units, and recovered and stored in the phase change heat storage material (3); the heat can also be transmitted outside to preheat the cooling water for the low-temperature start of an engine; in addition, preheated machine oil can be pumped into a main oil gallery of the engine first through the circulation pipeline of the heat transmission working medium, namely the machine oil, enters friction pairs to establish oil pressure, and can greatly reduce the friction during the low-temperature start of the engine; and the waste heat recycle device is energy-saving, environment-friendly, simple in structure, easy to implement and convenient to mount and use, does not influence the original automobile design, facilitates standard and industrial production, and is applicable to various motor vehicles.

An anti-displacement coil spring-type spine stabilization device includes: a coil spring member made of a spiral spring wire having multiple continuous loops, the coil spring member having the form of an elongated bar; two connection members securely connected with two ends of the coil spring member, opposite end faces of the two connection members being respectively formed with two axially extending sockets; and at least one elastic bar disposed in the coil spring member and axially extending through the coil spring member with two ends of the elastic bar respectively extending into the sockets of the connection members. The coil spring member is made of the spiral spring wire so that two ends of the coil spring member are naturally formed with threads, which can be directly screwed on the connection members without further mechanically processing. This simplifies the manufacturing process to lower the manufacturing cost.

A preparation method for a laminated structure of a photovoltaic assembly, the laminated structure and the photovoltaic assembly, which are prepared by using a lamination process. The lamination process comprises a first heating stage, a second heating stage, and a third pressurization and cooling stage. In the first stage, the heating temperature range is from 110ºC to 130ºC, and the heating time range is from 100 seconds to 600 seconds; in the second stage, the hating temperature range is from 131ºC to 200ºC, and the heating time range is from 100 seconds to 1200 seconds; and in the third stage, the cooling temperature range is from 25ºC to 60ºC, and the pressurization range is from 0.05 Mpa to 0.25 Mpa. The lamination process is implemented in a low-temperature environment, power consumption is reduced, and the flatness of the laminated structure of the photovoltaic assembly is ensured, thereby further facilitating the mounting, enforcement and application of the photovoltaic assembly.

The invention discloses a solar cell module. The solar cell module comprises a transparent hardened layer, a cell piece layer and a bottom rubber layer in sequence, wherein the transparent hardened layer is made of tempered glass, common glass, transparent plastic or transparent rubber; the transparent hardened layer is a support of a cell module; a slot or a hole for placing the cell piece, wires, a plug and a socket is reserved at the lower side of the transparent hardened layer; the cell piece layer is connected to two main wires by a connecting wire in a manner that a plurality of cell pieces are connected in parallel or in series; the cell pieces are crystal silicon cell pieces, film cell pieces or dye sensitized cell pieces; one end of the main wire is in a plug structure, and the other end of the main wire is in a socket structure; the plugs and the sockets of the adjacent cell modules are in sealing connection; the bottom rubber layer is insulated plastic or rubber; and the cell pieces are sealed and fixed under the transparent hardened layer. The solar cell module disclosed by the invention can be flexibly mounted at places like existing sport fields, traffic road surfaces, squares, top parts and sides of buildings.

The invention relates to a diaphragm booster pump with a constant-pressure structure. The diaphragm booster pump comprises a pump head body which is internally provided with a high-pressure cavity and a low-pressure cavity; the high-pressure cavity and the low-pressure cavity are respectively connected with a water outlet and a source water inlet; a pressure-limiting assembly is arranged on a channel through which the source water inlet is communicated with the low-pressure cavity, the water inlet end of the pressure-limiting assembly is communicated with the source water inlet, and the water outlet end the pressure of which is limited by the pressure-limiting assembly is communicated with the low-pressure cavity; and a pressure-release assembly is arranged between the water outlet of the booster pump and the channel of the high-pressure cavity by a water-break pressure sensing diaphragm. In the invention, the pressure-limiting assembly is functionally combined with the pressure-release assembly to stabilize the output water pressure of the booster pump within a preset water pressure range, avoid the adverse effects of abnormal water pressure on pumping equipment, and reduce pressure-bearing potential safety hazards.

The invention discloses a color photovoltaic module and a preparation method thereof. The color photovoltaic module comprises a lamination structure which is formed by laminating a first packaging part, a first packaging adhesive film layer, a solar cell string and a second packaging part. The first packaging part comprises a transparent film layer which is prepared from a color thermoplastic high-molecular polymer, and the relative molecular mass of the color thermoplastic high-molecular polymer is greater than 20000. The color photovoltaic module costs low and is light. Under the premise that the technical standard requirements for ultraviolet resistance, aging resistance, impact resistance, fire prevention and insulation resistance in the photovoltaic industry are satisfied, the packaging material of the photovoltaic module is light, the installation cost of the photovoltaic module is reduced on the whole, and the photovoltaic module is very suitable for large-scale promotion and application in the field of photovoltaic building materials. Moreover, the appearance color of the photovoltaic module can be freely selected and changed, and the photovoltaic module looks more beautiful.

The invention relates to a water purification machine system with a new stop valve. The source water inlet (225) of the negative pressure stop valve of the system is communicated with source water through a pipeline, the source water outlet (201) is communicated with a source water tap (P) through a pipeline, the water purifier port (207) is directly communicated with the water inlet of a self-priming booster pump (M) through a pipeline, the filtering unit of a water purification machine is not arranged in front of the water inlet of the self-priming booster pump (M), and the water outlet of the self-priming booster pump (M) is communicated with the water inlet of a polypropylene (PP) cotton filter barrel. The water supply cut-off protect point of the water purification machine system in power-off state moves before the PP cotton filter barrel of the water purification machine through the change of the installation position of the water-break pump, thus greatly improving the bearing safety performance of the filtering units of the water purification machine.