51results about How to "Simple and applicable structure" patented technology

The invention discloses a municipal green belt trimming device. The lower end of a first motor is rotationally connected with a driving shaft. The middle of the driving shaft is fixedly connected with a fourth bevel gear. The bottom of the driving shaft is fixedly connected with a semicircular bevel gear. A fifth bevel gear is fixedly connected with a sleeve shaft which is connected with a driving shaft in a sliding mode. A first bevel gear is fixedly connected with the middle of a bidirectional threaded rod. A boss is arranged on the surface of the driving shaft. A concave groove is formed in the sleeve shaft. One end of the driving shaft is fixedly connected with a third bevel gear which is meshed and connected with a second bevel gear. The second bevel gear is fixedly connected with the driving shaft. According to the device, the bidirectional threaded rod is driven by the bevel gear group and the semicircular bevel gear to rotate forward and backward in a reciprocating mode so as to drive the driven shaft to move leftward and rightward in a reciprocating mode, and the driving shaft drives the driven shaft to rotate when the driven shaft is driven to move leftward and rightward in the reciprocating mode; the device is simple and applicable in structure, the green belt trimming range is greatly enlarged, work efficiency is improved, and labor is reduced.

The present invention relates to a semi-frame solar photovoltaic building structure, which comprises a substrate, a heat-insulating layer, a solar battery element, packaging material and a cover board. Wherein, the solar battery element is arranged on the packaging material of the substrate and positioned with the packaging material and the cover board in sequence. Here, wires for a positive electrode and a negative electrode are led. After the cover board is properly arranged, the whole structure is laminated and packaged vertically with an aluminum alloy frame. A horizontal part of the photovoltaic structure is fixed on a building beam through a mounting groove. The mounting groove is connected with the structure through industrial glue, thus ensuring horizontal packaging and connection. The present invention has the functions of heat insulation, water resistance, fire prevention and power generation, etc. and is directly arranged on a building roof, thus ensuring simple and applicable structure and facilitating integrated application of solar energy and building.

The invention discloses a municipal cement floor laying device. The left end of the transmission shaft is fixedly connected to the first bevel gear, and the left end of the first bevel gear is fixedly connected to the driving worm, the lower end of the driving worm meshes with the driven worm gear, and the lower end of the connecting rod is hinged to the connecting plate; The plate bolt is fixedly connected to the tamping block, the bearing at the end of the movable block is connected to the threaded rod in rotation, the threaded rod is threaded into the threaded sleeve, and the threaded sleeve is fixedly connected to the device body, and the end of the threaded rod is fixedly connected to the adjusting wheel; the residual gear is intermittently meshed The complete gear is connected, and a trowel is set at the lower end of the residual gear. The device drives the lower end of the connecting rod to reciprocate and move up and down through the transmission of worm gear and worm, and then drives the tamping block to tamp the ground, and the second motor drives the residual gear to intermittently mesh with the teeth on the upper end of the troweling plate and the complete gear to drive the troweling plate to move back and forth left and right to smooth the ground . The structure of the device is simple and applicable, which can realize the integration of cement laying and compaction, improve work efficiency and save labor.

The invention provides an input end assembly of a mechanical supercharger, which is applied to the field of mechanical superchargers. The input end assembly of the supercharger comprises a belt pulley (2). A front cover plate (20) and a bearing plate at the input end of the mechanical supercharger form a hollow cavity structure, an input shaft (3) and a driving shaft (12) are installed in a hollow cavity and are connected by a shaft coupling (15), a driving gear (13) is sleeved and installed on the driving shaft (12), a driven gear (14) is sleeved and installed on a driven shaft (16), the driving gear (13) and the driven gear (14) are engaged, the input shaft (3) is fixedly connected with the belt pulley (2), and a decorative cover (1) is installed on the other face of the belt pulley (2) which is connected with the input shaft (3). By the technical scheme, the coaxiality of the driving shaft and the input shaft when the supercharger is in different working conditions can be ensured, the running stability of the supercharger is enhanced, and the condition that the lubricating oil of the supercharger is free from maintenance perpetually is realized.

The invention discloses a chestnut accurate grading device. The upper end of the second motor is rotatably connected to the lower end of the driving shaft, and the upper end of the driving shaft is fixedly connected to a gear, the gears are meshed and connected to an annular rack, and the annular rack is fixedly connected to a movable turntable; the upper right end of the device body is hinged The top of the buffer plate and the lower part of the buffer plate are provided with a chute, the sliding block is slidably connected in the chute, and the right end of the sliding block is hinged to the No. 1 spring telescopic column; the upper right end of the device body is externally fixedly connected to the first motor. The device realizes intermittent feeding through the movable turntable and the fixed disc, and the lower end of the grading plate is equipped with a plurality of chestnut holding grooves with different gap sizes, which can finely classify chestnuts according to different sizes, and the grading effect is excellent. The structure of the device is simple and applicable, which greatly improves the efficiency of chestnut grading and saves labor.

An invisibility device which comprises color cameras be evenly distributed on the back surface of a three dimension support body. Camera lens of the color cameras are opposite to background images, a display screen is hanged in front of the three dimension support body, the bottom of the three dimension support body is connected with a base plate, and a rolling wheel is arranged below the base plate; at least one space is provided for containing objects in the inner part of the three dimension support body and a bracket is fixed on the inside surface of the three dimension support body and is connected with a signal transducer, an input terminal of the signal transducer is connected with a signal output terminal of the color camera, a video signal output terminal of the signal transducer is connected with a video signal input terminal of the display screen, the color cameras and the display screen are connected with a high capacity power source. The invisibility device realizes the ideal that a visible object becomes invisible in the visual field of people and disappears in the range of eyesight of people. The invisible device has a simple structure which can be widely applicable to important secret departments such as national defence department, military branch, national security council, information gathering department, anti-espionage institution , anti-terrorism institution, etc.

The invention relates to an automatic controller for opening and closing door, belonging to an automatic control device. It is mainly used to open and close door automatically. It mainly comprises remote control handle part and controller assembly. The remote control handle part comprises power switch, changeover switch, and remote control head. The controller assembly comprises fixed seat for motor, motor, signal receiver, driving gear, transmission gear, rail groove, trolley, connecting bar and joint hinge. The invention is provided with simple and practical structure, high automatic operation degree, opening and closing doors automatically and expediently.

The invention relates to a floating removable natural swimming pool, formed by floating cylinders 2, a support, and a stopping net 3. The swimming pool is characterized in that a group of interconnected PVC floating cylinders 2 connect to form a water channel of the swimming pool, and upper part pool walls of a closed swimming pool are formed. The upper part of a side stand column 6 of the swimming pool is connected with the floating cylinder 2 by threads. The lower part of the side stand column 6 is plugged on a bottom frame support 5. A swimming pool bottom board 4 is laid on the bottom frame support 5. The side frame of the swimming pool is provided with the stopping net 3. The swimming pool is novel in design, simple in structure, stable and safe in operation, convenient and fast in purchasing and installation, convenient in building and maintenance, and low in building and operation costs. The swimming pool can be integrally moved on water. The swimming pool is suitable to be built in development of tourism, vacationing, recuperating and intensified training campsites, and is suitable to be popularized and used in coast, urban area, harbor, lakeside, reservoir, and pond.

The invention relates to a shaped deburring cutter. The middle of a cutter body (1) is provided with a shaft hole (2), the circumference of one side of the disk-shaped cutter body (1) is provided with a cutter edge (4), and curved teeth (5) are uniformly distributed on the cutter edge (4). Since the curved teeth are uniformly distributed on the cutter edge, the structure is simple and applicable, and the shaped deburring cutter can be used for scraping , trimming and deburring tools and castings made of various materials, and can be widely applied in machining and mould production. The shaped deburring cutter not only can be conveniently rotated clockwise and counterclockwise to remove burrs, but also can process complex machined surfaces.

The invention discloses a high-frequency straight-seam welded pipe forming machine die quick changer provided with a main connector. The main connector is provided with a base and a support. The middle of the support is provided with a lower bearing seat, an upper bearing seat and a horizontal machine cap sequentially from bottom to top. The middle of each bearing is provided with a transmission shaft, the front ends of the two transmission shafts are connected to the rear ends of two telescopic transmissions, the rear ends of the transmission shafts are connected to the front ends of two corresponding horizontal shafts of a die set through a clutch. The middle of the horizontal machine cap is provided with an adjusting screw standing vertically, the adjusting screw is engaged with an adjusting worm, and the lower end is hinged to the upper bearing seat. The lower face of the base is provided with sliding rails, and the front end of the base is connected with the piston bar of a cylinder. The die quick changer is adaptable to changing dies of a high-frequency straight-seam welded pipe forming machine, and is simple in structure, convenient and fast to use, low in cost and high in efficiency.

The invention provides an energy-storing capacitance type self-propelled electric workover rig. A transmission mechanism, an electric control system and a hydraulic system are mounted on a chassis vehicle; the transmission mechanism comprises a power taker, a universal shaft and a gear box; the electric control system comprises an electric control cabinet, an energy-saving capacitor, a braking resistor, an energy-saving management device and a motor; the hydraulic system comprises a hydraulic control cabinet, a hydraulic system auxiliary motor, a hydraulic pump, a hydraulic motor and an oil tank; a winch is mounted on one side of the gear box; and a derrick unit is fixed on the chassis vehicle. The energy-storing capacitance type self-propelled electric workover rig has the advantages of low noise, zero pollution, energy-saving and environment-friendly properties, and high use ratio of energy.

The invention relates to diagnostic equipment for fault points in an electrical control circuit, belonging to the technical field of circuit monitoring. The equipment comprises a group of relays connected to each control point terminal in parallel according to a certain sequence so as to form channels in multiple levels; the output end of the relay at each level is connected with a triode collector correspondingly and one input end of a conjunction gate at the same time; from the channel at the second level, the triode collector of each level is in reverse connection with the other input end of the conjunction gate at the previous level; except the final level, the emitter of the triode of each level is connected with the base of the triode at the next level; and the output of conjunction gates at different levels is connected with a digital display device via a coding circuit. As the equipment is connected on the control circuit terminal in parallel directly, an energy source of the control circuit is adopted directly to accurately reflect the operation condition of the control circuit, and especially indicates the fault position of the control circuit actually and timely. The circuit structure is simple and practicable, and has economic cost; and the fault of the circuit structure has no influence on the control circuit by means of the isolation of the relays.