93results about How to "Simple production and installation" patented technology

The invention belongs to the technical field of automotive electrical appliances and discloses an automobile hybrid remote control transmitting device. The automobile hybrid remote control transmitting device is composed of a double-wave-double-code and single-wave-double-code remote control transmitting unit circuit and a power supply unit circuit, wherein the double-wave-double-code and single-wave-double-code remote control transmitting unit circuit is composed of a double-wave-double-code remote control transmitting unit circuit and a single-wave-double-code remote control transmitting unit circuit. The double-wave-double-code remote control transmitting unit circuit is composed of a double-wave button switching circuit, a double-wave oscillating circuit, a double-wave electric switching circuit, a double-wave wireless remote control transmitting circuit, a double-wave infrared remote control transmitting circuit and a double-wave or gate circuit. The double-wave wireless remote control transmitting circuit is composed of a double-wave wireless transmitting circuit, a double-wave wireless encoding circuit and a double-wave or gate circuit. The single-wave-double-code remote control transmitting unit circuit is composed of a single-wave button switching circuit, a single-wave or gate circuit, a single-wave oscillating circuit, a single-wave electric switching circuit, a single-wave remote control transmitting circuit and a single-wave encoding circuit. The automobile hybrid remote control transmitting device is used for triggering and releasing a central control lock in an automobile, and has high resistance to decoders and code grippers.

The invention discloses a warmer and a humidifying device thereof. The humidifying device comprises a water tank, a cotton suction rod, a fixing knob, an atomization flake, a hollow tube and a mist ejecting box, wherein the cotton suction rod conveys water to the atomization flake to directly produce atomized particles, so that the design is simple and the structure is concise. As an air purification device, a warming-up device and a heating device are assembled in the warmer, various functions are achieved; air which is purified, warmed up and heated up is discharged from the same air outlet, so that air discharging is very comfortable, and people can breathe in warm air which is fresh and not dry.

The invention provides an ultrasonic spraying, cleaning, disinfecting and drying device. The ultrasonic spraying, cleaning, disinfecting and drying device comprises a cleaning tank, a spraying arm rotating mechanism, an ultrasonic wave generating device, a moisture removal device, a drying system and a movable gate system, wherein the spraying arm rotating mechanism is arranged inside the cleaning tank; the moisture removal device and the drying system communicate with the cleaning tank; and ultrasonic wave transducers are pasted to the side faces or / and the bottom face of the cleaning tank. Through the technical scheme, the maintenance cost of a movable gate transmission part of the device is reduced, and even zero maintenance is achieved; meanwhile, production and installation are simplified, and the production cost is reduced; and reliability is also improved to a great extent. Electric energy consumption of the device is reduced, and energy saving and environmental protection are achieved. The situations that outside air causes secondary pollution to the interior of the tank, and condensate water destroys the drying effect can be avoided.

The invention belongs to a teaching aid, in particular provides a blackboard with a chalk powder cleaning groove. When the existing blackboard is cleaned, chalk powder scatters everywhere on the floor, so that the cleanness of a classroom is influenced. When the floor is swept, the chalk powder flies everywhere, so that the health of teachers and students is influenced. The two sides at the lower part of the blackboard (1) provided by the invention are respectively provided with brackets; the chalk powder cleaning groove is connected with the brackets through screws (2); the lower part of the chalk powder cleaning groove is provided with a chalk powder collecting box (6); the cleaning groove is divided into three sections (3), (4) and (5); and the cleaning groove can be rotated to be tilted downwards, thus the chalk powder automatically flows into the chalk powder collecting box. The blackboard provided by the invention has the advantage of simple structure, is convenient to use, is easy to produce and install and is not easy to damage.

The invention discloses a float switch which comprises a float, a float guide rod, a reed pipe detecting device and a relay, wherein the float is sleeved on the float guide rod, and can freely slide;the reed pipe detecting device comprises a high level reed pipe, a lower level reed pipe and a magnet; the float guide rod is hollow inside, and the high level reed pipe and the lower level reed pipeare respectively arranged at the high position and the low position in the float guide rod; and the magnet is arranged inside the float. The float switch adopts the relay to control a motor. When therelay is switched on, the motor works; when the relay is switched off, the electric motor stops working. The invention has long service life and high reliability, has outstanding waterproof performance by adopting a mode of glue pouring sealing, completely avoids the worry about that hydrosphere enters the interior of a product, avoids the phenomenon of metal oxidation, further strengthens the reliability of the product, has simple production and installation, lower poor rate and rejection rate, and further lowers the cost.

The invention provides a parallel interlocking chain type stretchable device and a stretching method. The stretchable device is of a double-chain structure and formed by alternately engaging two single stretchable parallel chains. Each single stretchable parallel chain is composed of a plurality of mutually hinged chain type units. The number of the chain type units can be increased flexibly according to needs, and therefore the parallel interlocking chain type stretchable device has the advantage that the length is convenient to adjust. In the contracting process of the parallel interlocking chain type stretchable device, the chain type units of each contracting single stretchable parallel chain are wound on a chain winding machine, the function of contracting to the zero position is achieved, and the advantage that the occupied space is small after contracting is achieved. Furthermore, compared with an existing device, under the condition that the occupied space is fixed after the stretchable device contracts, a large extension length is provided. After the two single stretchable parallel chains are engaged and interlocked, the stretchable device has higher rigidity, can bear high-strength pushing force and pulling force needed by stretching, and can also bear the high bending force in the direction perpendicular to the stretching direction. The parallel interlocking chain type stretchable device has the advantage of being easy to produce and install.

The invention discloses a filter, a filter installing assembly and water purification equipment, wherein the filter comprises a filter core body and at least three pipe joints in parallel arrangement; the axial lines of all of the pipe joints are mutually parallel; each pipe joint is provided with a larger first insertion and connection section arranged in a way of being adjacent to the filter core body and a smaller second insertion and connection section arranged in a way of being far away from the filter core body; a first step surface backing to the filter core body is formed in a connecting position of the first insertion and connection section and the second insertion and connection section; a sealing ring is arranged at the second insertion and connection element; in the at least three pipe joints, the first insertion and connection sections of the two pipe joints are used for realizing inserted, connected, fixed and tightly matched arrangement with the pipe joint seats to be installed of the filter. By using the technical scheme, the production and the installation can be convenient.

The invention discloses a colored steel foamed cement laminboard and belongs to a building wall material. An outer layer is a rectangular cavity body formed by rolling a metal thin board into a wall material shape. A face plate and a bottom plate are arranged on the long sides of the rectangular cavity body and provided with long-strip-shaped metal board ribs extending inwards. The long-strip-shaped metal board ribs and foamed cement or light concrete are solidified and cemented in the rectangular cavity body to form the laminboard. One short side of the rectangular cavity body is in a protruding strip shape, and the other short side of the rectangular cavity body is in a groove shape. Fastening nails are nailed to the meshing sides below the groove. In the installing process, the protruding strip is inserted into the groove, and the fastening nails are not exposed to the outside. The foamed cement or the light concrete or a solid material formed after other fluid solidifies is adopted as filler. A metal thin board, a metal film-coated board, a metal coating board, a colored thin steel board and other materials are adopted as the rectangular cavity body.

The invention provides a camera quick mounting seat. The camera quick mounting seat comprises a quick mounting base, a lock catch assembly, a quick mounting plate and a camera fixing screw, wherein the quick mounting base is located at the lower part of the camera quick mounting seat, quick mounting sliding grooves are formed in the left side wall and the right side wall of the quick mounting base, a lock catch window is formed in the front side wall of the quick mounting base, the lock catch assembly is installed in the inner space, located on one side of the lock catch window, of the quick mounting base, the front end of the lock catch assembly penetrates through the lock catch window and is exposed out of the quick mounting base, the quick mounting plate is arranged on the quick mounting base, the quick mounting plate covers the top of the quick mounting base, a camera fixing screw through hole is formed in the middle of the quick mounting plate, and the front end of the camera fixing screw penetrates through the camera fixing screw through hole upwards from the bottom and is exposed above the quick mounting plate. The camera quick mounting seat has the advantages that a one-waylock structure is adopted, the quick mounting plate is rapid and convenient to install, the structure is simpler, production and installation are easy, and the manufacturing cost is low; and a safetylock piece is arranged, so that the situation that a camera or a triangular frame falls off due to accidental pressing of a lock catch is avoided, and the safety is high.

The invention relates to a disaster reduction control system of an explosion door of an underground return air main roadway. The disaster reduction control system is composed of a control device, an electrical dynamic impact device, a gantry type explosion door and a glass explosion door. The control device is connected with signal cables of the electrical dynamic impact device fixed on the glass explosion door and magnetic clutch device of the gantry type explosion door; the electrical dynamic impact device is fixed with four-corner fitted bolts of the glass explosion door; the control device is composed of a collection box and a control box; the electrical dynamic impact device is composed of an outer casing, a spring, a front pressure cover, a piston A, a piston B, a coil, a rear cover and a compact iron; the gantry type explosion door is composed of an abnormity metal door frame, the magnetic clutch device, a hang ring, an explosion door plate, sealing strips, a slideway and pulleys; and the glass explosion door is composed of a metal door frame, the sealing strips, a glass door plate, door hinges and the electrical dynamic impact device. With the adoption of the disaster reduction control system, the glass explosion door is crushed by the device to release strong shock wave in the explosion moments, and a main fan room is closed to avoid shock and damage so that air supply is recovered in time after a disaster and the time for disaster relief is obtained.

The invention provides a central lock automatic locking device with an LED display self-checking function and belongs to the technical field of automotive electrical appliances. The central lock automatic locking device is composed of a basis door frame unit, an input operation system, a sampling system, a detection display system, an identification circuit unit, an input circuit unit, a zero clearing releasing circuit unit, a control circuit unit, a power management unit, a battery supply unit and an operating mechanism execution unit. By adopting the central lock automatic locking device with the LED display self-checking function, the locking principle of existing products is changed thoroughly. The central lock automatic locking device can automatically shut off a central lock system in a car after completion of the car door closing process, automatically input an alarm unit, automatically shut off and lock an oil circuit, automatically detect the operating states of important parts of the system, automatically give a prompt when the system breaks down during operating, conduct LED display on the faulty system unit, facilitate timely maintenance and guarantee the car safety.