40results about How to "Convenient on-off" patented technology

A push spring type water valve, comprising an upper casing and a lower casing fixedly connected with the upper casing, a guide sleeve is provided between the upper casing and the lower casing, a rotating sleeve is provided on the guiding sleeve, and a rotating sleeve is arranged on the rotating sleeve. The sleeve is equipped with a pressure sleeve. Through the use of the guide sleeve, ejector rod, rotating sleeve and pressure sleeve, the switch of the valve core relative to the water hole can be conveniently controlled. In this way, the on-off of the water valve can be conveniently controlled, and the other On the one hand, the accumulation of iron-containing impurities is avoided, and there will be no clogging in the water valve, which can also achieve the effect of extending the service life of the product.

The invention discloses a clinical cooling device for emergency treatment. The clinical cooling device comprises a pillow body, a hook fastener bandage and a water bag, wherein the upper portion of the pillow body is covered with a temperature conduction pad; a water storage tank is installed in the middle of the lower portion of the pillow body; water pipes are connected to the front side and therear side of the water storage tank; circulating pumps are installed in the middles of the water pipes; a display screen is installed on the outer wall of the left side of the water storage tank; a controller is connected to the right end face of the display screen; battery boxes are installed on the left side and the right side of the water storage tank; battery packs are arranged in the batteryboxes; the hook fastener bandage is connected to the lower portion of the left side of the pillow body; a loop fastener bandage is installed on the lower portion of the right side of the pillow body;the water bag is arranged in the pillow body; and a first groove is formed in the middle of the upper surface of the pillow body. The whole cooling device body is arranged to be in the shape of a pillow, so that a cooling mechanism and the pillow are effectively combined, the cooling device can be used as the pillow when cooling is not needed, and the functionality of the whole device is expanded.

The invention relates to the field of decoration appliances, in particular to a multi-functional wall skin cleaning device for decoration. The multi-functional wall skin cleaning device for decorationcan effectively solve the problem that the function of a mortar knife is relatively simple in the past. The multi-functional wall skin cleaning device for decoration structurally comprises a mortar knife, and a handle is arranged at the bottom of the mortar knife. A first supporting rod is fixedly arranged at the bottom of the handle, and a through hole is formed in the first supporting rod perpendicular to the axis in a penetrating mode. A water outlet pipe is disposed in the through hole in a penetrating mode, and the upper end portion of the water outlet pipe extends above the mortar knifeand a spray nozzle is arranged at the tail end of the water outlet pipe. The lower end of the water outlet pipe is connected with a water outlet of a water suction pump fixed to the top of a water storage tank, and a water inlet of the water suction pump is fixedly connected with a water inlet pipe inserted into the water storage tank. A storage battery is fixedly arranged at the top, on one sideof the water suction pump, of the water storage tank, and the storage battery is electrically connected with a switch arranged on the outer surface of the water suction pump through a connecting line. Fixing straps are separately arranged on two sides of the water storage tank. The multi-functional wall skin cleaning device for decoration is easy to operate and comvenient to use, and is suitablefor a variety of places.

The invention discloses a shielding device for an ore pulp outlet of a mineral separation system. The shielding device comprises a control rod with high self-weight. A blocking piece used for blocking the ore pulp outlet is arranged at the lower end of the control rod and comprises a big-end-up truncated-cone-type rubber plug. The truncated-cone-type rubber plug is clamped by an upper gasket and a lower gasket. The control rod penetrates the upper gasket, the rubber plug and the lower gasket. The tail end of the lower gasket is screwed down by a pair of anti-loosening nuts. When being used, the shielding device is manually taken down by operators, the specified ore pulp outlet is plugged by the blocking piece at the lower end, and when the ore pulp outlet is plugged, the posture of the shielding device is adjusted, and the control rod is perpendicular to the bottom plane of an ore distribution cylinder bottom. As the self-weight of the control rod is high, the rubber plug can be well attached to the upper edge of the ore pulp outlet, so that ore pulp is blocked, and overhauling of downstream equipment is facilitated.

The invention discloses an integrated injection device. The integrated injection device comprises an injection pipe (3), a liquid inlet assembly and an air inlet assembly, and a liquid absorbing pipe(1) is installed at the front end of the injection pipe (3). The integrated injection device is characterized in that the interior of the injection pipe (3) is divided into a liquid absorbing cavity (4) and an air cavity (7) through a partition plate (6), and the liquid inlet assembly and the air inlet assembly are installed at the front portion and the rear portion of the side face of the injection pipe (3) respectively; the air inlet assembly comprises a plug A (8) and an air pipe (10), the plug A (8) is in detachable cooperation with an air hole (9) in the side wall of the injection pipe (3), the top of the air pipe (10) is connected with the plug A (8), a pressure regulating box (12) is installed at the tail of the air pipe (10), and the air hole (9) is communicated with the air cavity(7); the liquid inlet assembly comprises a mounting base (17) and a plug B (20), and a special-shaped cavity (18) is formed in the mounting base (17). The integrated injection device is convenient tooperate, saves time and labor, and is simple in structure, efficient, reliable, suitable for being popularized and applied for integrated injection of liquid absorbing and injecting.

The invention relates to a gasoline engine gasoline sprayer nozzle comprising a needle valve assembly and a valve seat assembly. The needle valve assembly comprises a needle valve rod, a armature and a valve head, wherein the armature and the valve head are fixed at the upper end and the lower end of the needle valve rod correspondingly. The valve seat assembly comprises a valve sleeve and a valve seat fixed at the lower end of the valve sleeve. The needle valve rod is placed in the valve sleeve. A gasoline guiding channel is formed between the needle valve rod and the valve sleeve. The valve head is placed in a central hole of the valve seat. A spraying hole is formed in the end of the valve seat. The valve head is of a hollow structure. A hollow cavity of the valve head constitutes a part of a fuel oil channel and communicates with the gasoline guiding channel through valve head gasoline inlet hole in the upper end of the valve head, and a gasoline spraying oblique hole is formed in the end of the valve head. In the gasoline engine gasoline sprayer nozzle, the fuel oil channel in the valve seat is formed in the sealing valve head, so that machining difficulty is reduced; flowing and blocking of the fuel oil is better facilitated by sealing through a cone valve; and the sealing valve head has the functions of the fuel oil channel and sealing simultaneously, and the valve seat only keeps guiding and sealing functions, so that the machining difficulty of the whole nozzle is reduced greatly.

The invention relates to a knife switch type electric energy metering combined conjunction box which comprises a box body. The box body is provided with a plurality of different terminals which are respectively connected with power-supply-side voltage, power-supply-side current, a voltage transformer and a current transformer. The knife switch type electric energy metering combined conjunction boxfurther comprises an on-off connecting module and a knife switch. The first end of the knife switch is fixed in the box body through the on-off connecting module. The second end of the knife switch rotates around the first end. When the knife switch rotates to a position which is coplanar with the box body, the on-off connecting module is on, the knife switch type electric energy metering combined conjunction box is in a working state. When the knife switch is rotated to be perpendicular with the box body, the on-off connecting module is off, and the knife switch type electric energy meteringcombined conjunction box is in an off state. Compared with prior art, the knife switch type electric energy metering combined conjunction box has advantages of no frequent wiring error, easy operation, easy maintenance, high practicability, etc.

The invention discloses a plug with a touch switch. The plug comprises a plug shell. Plug pieces are arranged at the front end of the plug shell. A boss is arranged at the rear end of the plug shell, and the lower end of the boss is connected with a power line. A touch-sensitive chip is arranged on the boss, and the lower end of the touch-sensitive chip is connected with a touch-sensitive circuit board assembly. The touch-sensitive circuit board assembly is arranged in the boss and comprises a wiring terminal, a touch-sensitive circuit board and an elastic connector, wherein one end of the elastic connector is connected to the lower end of the touch-sensitive chip, the other end of the elastic connector is connected with the touch-sensitive circuit board, the touch-sensitive circuit board is connected with the wiring terminal, and the wiring terminal is connected with a plug circuit. In this way, a user can switch on or switch off a circuit more conveniently and does not need to plug or pull the plug frequently, so that the service life of the plug is prolonged and electric power is saved.

The invention discloses an all-pneumatic all-dimensional drill carriage. The all-pneumatic all-dimensional drill carriage comprises driving wheels, a first track, a second track, traveling speed reducers, a pump station, an oil pump, a reduction gearbox, a fixing plate, a pneumatic motor, a control chamber, an alarm device, a valve, a first reversing valve, a second reversing valve, a pneumatic alarm horn, a base, a vertical column, a supporting column, a drill arm, an integrated atomized lubricator, a pneumatic control valve and an atomized lubricator. The vertical column and the alarm deviceare arranged at one end, away from the control chamber, of the base. Accuracy and safety in pressure comparison of an air passage and a liquid passage in the alarm device are achieved, and accurate alarm instructions can be provided by the first reversing valve and the second reversing valve.

The invention relates to a wheel pair paint brushing method. The wheel pair paint brushing method comprises the following steps that S1, a wheel pair is arranged at the top of a rack structure of a wheel pair paint brushing device; S2, a rotating mechanism is started, the rotating mechanism works to drive a first rolling wheel to roll, the wheel pair is driven by the first rolling wheel to rotate,a gap is reserved between the first rolling wheel and a second rolling wheel so as to prevent the wheel pair from deviating, and a rolling mechanism works to drive the wheel pair to rotate; and S3, the paint brushing device is started, the paint brushing device is located below the wheel pair at the moment, and the paint brushing device works to brush paint to the wheel pair. In the method, the rolling mechanism works, the first rolling wheel drives the wheel pair to rotate, the gap is reserved between the first rolling wheel and the second rolling wheel so as to prevent the wheel pair from deviating, the paint brushing device is located below the wheel pair at the moment, the wheel pair constantly rotates at the original position, and therefore the paint brushing device can brush paint to the wheel pair precisely and more evenly, the problems of manual wheel pair pushing and manual paint brushing are avoided, and the paint brushing efficiency is improved.

The invention relates to the technical field of hydraulic engineering, and discloses a hydraulic engineering water gate opening and closing device based on capacitive sensing. The hydraulic engineering water gate opening and closing device based on capacitive sensing comprises a dam body and a rotating wheel. A sliding rail is movably connected with the exterior of the dam body, and a gate is movably connected with the exterior of the first sliding rail. A motor is movably connected with the exterior of the dam body, a rotating rod is movably connected with the exterior of the motor, and gearsare fixedly connected with the exterior of the rotating rod. A connecting block is movably connected with the exterior of the rotating wheel, a first connecting rod is movably connected with the exterior of the connecting block, and a moving block is movably connected with the interior of the first connecting rod. Due to the mutual cooperation of the dam body, the first sliding rail, the gate, the motor, the rotating rod and the gears, when the opening and closing operation of the gate is conducted, the time and labor waste and the low efficiency caused by the manual operation can be avoided,and water flow connection and disconnection under the emergency conditions can also be more convenient. In addition, the gears rotate to drive the gate to ascend and descend, and therefore the influence of the phenomenon that the gate corrodes and rusts to generate the high friction force can be reduced.

The invention provides an integrated tester for an LED driving power supply. The tester comprises a first moving plate, a second moving plate, a slide block, circuit connection mechanisms, wiring holes, fixing columns, press rings, cavities and moving blocks, wherein both the first and second moving plates are fixed in the upper end surface of the slide block, the first moving plate is arranged inthe rear end surface of the second moving plate, the circuit connection mechanisms are symmetrically mounted in the left and right of the lower end surface of the second moving plate respectively, and thus, a worker can connect and dismount the LED driving power supply under a power-off condition. The wiring holes are formed in the upper end surface of the second moving plate, the fixing columnsare arranged in the left and right sides of each wiring hole, the fixing columns are fixed in the upper end surface of the second moving plate, the press rings are assembled on the fixing columns respectively, the cavities are formed in the first moving plate, the moving blocks are assembled in the cavities, and thus, the LED driving power supply can be fixed conveniently. The tester has good functions, is highly safe and stable and has a good test effect.

The invention provides a negative oxygen ion generator. The negative oxygen ion generator comprises a generator body, a filter screen, control buttons, an air inlet fan, a generation bin, a flow guidefan, a high-voltage discharge module, an oscillation module, a boost driving module and a timing module, wherein the filter screen is mounted below the front end surface of the generator body; the control buttons are installed on the upper end surface of the generator body; the air inlet fan is mounted on the rear side of the filter screen; the flow guide fan is mounted on the rear side of the air inlet fan; the generation bin is arranged at the rear side of the flow guide fan; the timing module is mounted on the upper side of the generation bin; the output end of the timing module is connected with the input end of the boost driving module; the output end of the boost driving module is connected with input end of the oscillation module; and output end of the boost driving module is connected with the input end of the high-voltage discharge module. By means of the design, the problem that original negative oxygen ions are inconvenient to treat is solved; and the negative oxygen ion generator is reasonable in structure, convenient to assemble and install and good in adjuvant therapy effect.

The invention relates to an instrument pipeline fluid control device, comprising bracket, shaft coupler, radiator, protective cover, electric actuator, high temperature ball valve and vortex flow sensor, where the casing of the electric actuator is a lengthened casing, the electric actuator is installed through the bracket on an actuator platform of the high temperature ball valve and the shaft coupler connects the electric actuator and high temperature ball valve; circuit board of the vortex flow sensor is directly installed in the lengthened casing, and the protective cover and radiator are arranged between the main body of the vortex flow sensor and the electric actuator; probe signals are transmitted through leads to signal amplification circuit board. And it has advantages of convenient to measure and convenient to control pipeline ON/OFF.