72results about How to "Prevent transmission to" patented technology

The invention relates to the manufacture field of rigidity electric ignition powder heads of industrial electric detonators and discloses a device for detection, rejection and butt connection of the rigidity electric ignition powder heads. The device comprises a stepping mechanism, a rigidity electric ignition powder head resistance automatic detection machine, a rejection machine, a hot press welder, a programmable logic controller (PLC) and a computer. The rigidity electric ignition powder head resistance automatic detection machine is provided with a resistance measuring instrument, and a probe is respectively connected with two poles of the resistance measuring instrument. The rejection machine is arranged on the conveying route of the stepping mechanism and located at the back of the rigidity electric ignition powder head resistance automatic detection machine. The hot press welder is arranged on the conveying route of the stepping mechanism and located at the back of the rejection machine. The computer is connected with the rigidity electric ignition powder head resistance automatic detection machine, a rejection cylinder of the rejection machine and the hot press welder through the PLC. The device is high in production efficiency and capable of producing rigidity electric ignition elements with stable resistance and good shockproof capability.

An insulating assembly for electric water heater is composed of the first supporter of the first object to be electrically insulated, the second supporter of the second object to be electrically insulated, insulating pad between the second object and the first supporter, connecting part for sequentially connecting all parts together, and insulating sleeve for said connecting part. When the electric water heater has internal current leakage, the current can not be conduced to its casing (or wall).

The invention belongs to the technical field of building energy conservation, discloses a shape-stabilized phase-change and embedded tubular ventilation roof, and provides phase-change layer thickness, phase-change temperature range and ventilation strategy suitable for different regions. The shape-stabilized phase-change and embedded tubular ventilation roof comprises a roof layer provided with aphase-change material layer and an embedded tubular ventilation pipeline, an air inlet and an air outlet, wherein electric air valves and a fan are arranged on an air opening, the fan is used for conveying outdoor air to the ventilation pipeline, and the electric air valves are used for switching the communicating and non-communicating state of the outdoor air and the embedded tubular ventilationpipeline. Compared with an existing traditional roof system, the problems of effective heat insulation in daytime and effective heat removal at night in summer can be effectively solved, and cool wind at night can be utilize to store cold, so that a roof structure with near zero energy consumption in summer is achieved. Compared with existing similar phase-change ventilation bricks, the phase-change ventilation roof achieves optimal heat insulation performance in different climate regions through the improvement of the roof structure, the design of the thermophysical properties of a phase-change material and the optimization of the ventilation strategy.

The invention discloses a safe lithium ion battery coil core and a lithium ion battery containing the safe lithium ion battery coil core. The safe lithium ion battery coil core is formed by winding anegative plate, a positive plate and a diaphragm stacked between the negative plate and the positive plate, wherein an electrode plate on the outer side of the safe lithium ion battery coil core is the negative plate; the tail end of the negative plate on the outer side of the safe lithium ion battery coil core is a blank tail end without a negative active layer; a negative tab is electrically connected to the surface, which deviates from the inner side of the safe lithium ion battery coil core, of the blank tail end; a temperature-resistant insulating layer is bound to the surface, which faces the inner side of the safe lithium ion battery coil core, of the blank tail end; and the temperature-resistant insulating layer and the negative tab are in negative correspondence at an electric connection point on the surface of the blank tail end. The safe lithium ion battery coil core and the lithium ion battery with the same disclosed by the invention have high safety and excellent electrochemical performance.

The invention relates to the field of edge sealing of packaging equipment, in particular to an edge sealing device used for edge sealing or opening sealing of packaging equipment. The edge sealing device comprises supporting columns, a supporting plate, a supporting block, an electric heating plate, a vertical block, an operation rod, a temperature sensor, a cooling fan and rolling wheels. The edge sealing device solves the problems that some existing edge sealing devices cannot detect the temperature on electric heating plates and heat radiation is slow.

The invention provides a brake disc. The brake disc comprises an outer disc, an inner disc and a plurality of positioning parts, wherein the outer disc is annular, and is defined with an axial direction; a plurality of connection bridges which are arranged at intervals and extend towards a middle axle are formed on the inner ring edge of the outer disc; the free ends of the connection bridges are provided convex parts; through holes are formed in the convex parts in the axial directions; the inner disc is coaxially arranged in the center of the outer disc and is positioned on the same plane with the outer disc; a plurality of concave parts which are arranged at intervals are arranged in the outer ring edge of the inner disc; the plurality of concave parts correspond to the plurality of convex parts respectively; the convex parts are just embedded into the concave parts to avoid rotation of the inner disc relative to the outer disc; a gap is formed between each concave parts and each convex part; each positioning part passes through the corresponding through hole to limit relative movement of the outer disc and the inner disc along the axial direction; the outer disc and the inner disc are not overlapped in the axial direction at all. The brake disc is a floating brake disc which has a good heat-insulating effect and high structural strength.

PROBLEM TO BE SOLVED: To provide an actuator device which can surely prevent the occurrence of malfunction, noise, etc. due to the flexure of the drive shaft of a motor. ŽSOLUTION: In the actuator device which is equipped with a case which has a cover for covering a motor storage and a gear storage, a motor which is housed in the motor storage, an output gear which is housed rotatably in the gear storage and is rotated via a reduction gear by the drive shaft of the motor, an output shaft which is supported rotatably by the case and rotates together with the output gear, and an output means which is attached to the output shaft, the motor is supported floatably within the motor storage via an elastic member, and the tip of the above drive shaft is supported rotatably via the bearing of a bearing holder in the gear storage, and the bearing is supported floatably by the bearing holder in the gear storage via a vibrationproof member. Ž

The invention relates to a multifunctional sealing machine which comprises a supporting column (1). The top end of the supporting column (1) is provided with a supporting plate (2), a supporting block (3) is arranged on the supporting plate (2) and provided with a plurality of electric heating plates (4) with different sectional areas, the supporting plate (2) on one side of the supporting block (3) is provided with a sliding groove (5), a sliding block (6) is arranged in the sliding groove (5) and movably connected with an operating rod (7), each electric heating plate (4) is respectively connected with a control box (8), and the control box (8) is arranged on the supporting plate (2). The multifunctional sealing machine can seal materials having different temperature requirements and have multiple purposes.

The invention discloses an industrial-computer controller with long service life. The controller includes a backplane and a computer body. An upper surface of the backplane is fixedly connected with two support rods. A control box is fixedly connected between the two support rods. An inner side wall of the control box is fixedly connected with a two-shaft motor. Output shafts of the two-shaft motor are fixedly connected with roll-up wheels. Ropes are wound on the roll-up wheels. One end of each rope passes through the side wall of the control box and is fixedly connected with a control board.The control board is in sliding connection between the two support rods. The computer body is in rotating connection with an upper surface of the control board, and is locked through a locking mechanism. A lower surface of the control board is provided with an accommodating groove accommodating moisture absorbing cotton. According to the controller, position adjustment of the computer body is facilitated, moisture at the bottom of the control board is prevented at the same time from being transmitted to the computer body, and protection on the computer body is realized when the computer body is not used.

The invention discloses a novel composite sound-insulation sheet material, which is characterized by comprising the following raw materials by weight percentage: 10-15% of fly ash, 5-10% of lime, 20-25% of resin, 3-8% of fibrous material, 16-22% of steel, 3-12% of aluminum and the balance of magnesium. The novel composite sound-insulation sheet material has the advantages that ethylene vinyl acetate resin can insulate low-frequency noise, can effectively prevent the noise pollution while being used in the sound-insulation sheet material, when the sound-insulation sheet material is arranged in the building, the outdoor noise can be effectively avoided for transmitting to indoor, mutual interference between each room can be also avoided, good sound attenuating and noise reduction effects can be reached in the places with large noise which is easily generated at highway and railway, so that noise pollution can be effectively controlled.

The invention discloses a computer mainframe box with functions of environmental protection and radiation protection. The computer mainframe box comprises a device body, a storage groove and heat emission holes, wherein a push rod is fixedly installed at the rear side of the device body; radiation protection coatings are respectively and fixedly arranged at the two sides of the device body, and the heat emission holes are evenly formed in the surfaces of the radiation protection coatings; a dust suction inlet is formed in the upper surface of the device body, and a dust collection box is fixedat the lower end of the dust suction inlet; the storage groove is formed in the lower end of the upper surface of the device body; a CD-ROM drive is installed at the upper end of the surface of the outer side of the device body, a power button is fixedly installed under the CD-ROM drive, and a control panel is installed under the power button. The computer mainframe box with the functions of environmental protection and radiation protection has the advantages of being reasonable in design, novel in structure as well as convenient and safe to use, and well reduces the harm of computer radiation to people; furthermore, the heat in the computer mainframe box can be well dissipated, so that the service life of the computer mainframe box is prolonged.

This invention provides a controlling part of microwave oven, which comprises a control panel with at least one earth connection slot setting in one lateral of the oven, and in the circuit board inside the control panel it has at least one earth connection slot corresponding to said earth connection slot; the front of the control panel also comprises a earth connection slot sequentially go through the control panel and circuit board, and a control cover with at least one earth connection part connecting to the microwave body. Said structure can prevent the internals in the controlling part hurting by the external electrostatic; besides, in the rear of the control cover it set a metal board to prevent the inner fire hazard going outside with lower cost.

Elevator guide shoe for guiding an elevator car along guide rails in an elevator shaft, said guide shoe comprising a supporting frame (2) attached to the elevator car (1) and guides (4) resting against a guide rail (3). According to the invention, the guide shoe comprises an intermediate frame (5), to which the guides (4) are attached. In addition, the supporting frame (2) and the intermediate frame (5) are provided with permanent magnet bars (6a, 6b, 7a, 7b, 8a, 8b) arranged to maintain a horizontal distance between the supporting frame and the intermediate frame. Moreover, the guide shoe comprises vertical suspension (9) between the supporting frame and the intermediate frame to damp the propagation of sound in the structures.

The invention discloses a piston of a circular slider-crank mechanism, comprising a piston seat and a crown arranged at one end of the piston seat, wherein, a circular slider containing hole and a lateral guide plate are arranged on the piston seat; the crown comprises an annular zone; the lateral guide plate is arranged along the profile of the piston seat; thermal resistance gap is arranged between the lateral guide plate and the annular zone. The piston can prevent the heat of the crown from being transferred to the lateral guide plate of the piston seat or decrease the heat when an internal combustion engine works, thus decreasing expansion and deformation of the lateral guide plate of the piston seat due to heat. The invention also provides the internal combustion engine comprising the piston of the circular slider-crank mechanism.

A water-cooling fan comprises a shaft and a water-cooling main body. The shaft is connected with a fan impeller; the water-cooling main body is arranged on the position close to the fan impeller; a water-cooling jacket is arranged in an inner cavity of the water-cooling main body; and the part, extending into a high-temperature area, of the shaft penetrates through the inner cavity of the water-cooling main body. According to the water-cooling fan, on the one hand, the length of the shaft between the water-cooling main body and the fan impeller is shortened by forwards moving the water-coolingmain body, and thus the stability of rotating of the fan impeller is greatly improved; and on the other hand, the part, extending into the high-temperature area, of the shaft can be cooled completely, that is, the whole part, extending into the high-temperature area, of the shaft is not damaged or broken due to overheating, the mechanical properties of the shaft are also not affected, and the service life of the shaft is greatly prolonged.

The invention belongs to the technical field of indoor temperature adjustment houses, in particular to an indoor temperature adjustment house based on water circulation heat conduction. The indoor temperature adjustment house comprises a refrigerating mechanism, a heating mechanism, a temperature adjustment house body and an electronic valve, wherein the refrigerating mechanism and the heating mechanism are arranged at the upper end of the temperature adjustment house body and are connected with the temperature adjustment house through the electronic valve. According to the indoor temperature adjustment house, the temperature adjustment house body is made to communicate with the heating mechanism by controlling the electronic valve to achieve the warm-keeping effect. In a conversion device, when hot water or cold water flows into a water spray arc plate through a water inlet pipe, water in the water spray arc plate is sprayed onto a transition plate. Water flows downwards along the transition plate. Water can transfer the temperature to the side, close to the interior of the house, of a temperature adjustment shell in the flowing process, and then the temperature of the transition plate is transferred into the house to achieve the heating or cooling effect.

This invention discloses a door handle of microwave oven. The microwave oven has a barbecue cavity inside, a fire door selectively opening and closing the barbecue cavity, a handle for rotary fire door, whose one side contacts directly on one side of the fire door, and a contacting part connecting to the handle with space; in the contacting part, it has several cooling holes prevent heat transporting to the handle from the microwave. By the cooling holes, the contacting face of handle and air is enlarged, which prevent heat transporting to the handle from the microwave.

The invention discloses a special reagent storage and temperature control device for the blood transfusion department. The special reagent storage and temperature control device for the blood transfusion department comprises a temperature control device main body, wherein a temperature control cabinet is arranged on the outer wall of the temperature control device main body; a temperature control cabinet door is arranged on the outer surface of the front end of the temperature control cabinet; and a storage mechanism, a constant temperature mechanism, a stabilizing mechanism and a blood bank mechanism are arranged in the temperature control cabinet. According to the special reagent storage and temperature control device for the blood transfusion department provided by the invention, the storage cabinet door and a storage box can relatively store some reagents stored at normal temperature, so that the protection performance is improved, and reagents are convenient to take; a heating wire and an air blower can keep the relative constant-temperature storage of the reagents in a constant-temperature box, so that the reagents in the constant-temperature box are prevented from being damaged; a refrigerator can be used for cooling a blood bank box, so that some low-temperature reagents can be stored in the blood bank box, and the shelf life of the reagents in the blood bank box is effectively protected; and the preservation of the reagents in a stabilizing box is kept, so that a better use prospect is brought to treatment of the blood transfusion department.