31results about How to "Simple mechanical connection" patented technology

The invention discloses an in-pipe walking robot. The in-pipe walking robot comprises a running mechanism, a connecting rod assembly and a universal connecting mechanism connected with the running mechanism and the connecting rod assembly. The running mechanism comprises a transmission mechanism, a first pressure spring, two road wheels and two rocker connecting rods. The connecting rod assembly comprises a center rod, a front locking block, a rear locking block, a sliding block, at least two pairs of connecting rod slices, at least two pulleys and a second pressure spring. According to the in-pipe walking robot, the synergistic effect of worm gears, a worm and the first pressure spring is adopted, the close fit of the worm gears and the worm is retained, and the road wheels are made to roll on the inner wall of a pipe in a tightly attached mode. When the worm is in a shape of a taper or a circular truncated cone, the running mechanism can automatically adjust the interval of the worm gears in pipes with different diameters, so that the road wheels are ensured to make contact with the inner wall of the pipe all the time and the adhesive force is retained; due to the second pressure spring, the symmetrical pulleys are always pushed by the sliding block to make contact with the inner wall of the pipe, so that a flange plate is ensured to be positioned on the central axis of the pipe all the time, and an operating mechanism externally connected with the flange plate can run with the flange plate steadily.

The invention discloses a dedusting device for a photovoltaic panel, which comprises a frame, transparent wind deflectors, an upper rolling shaft, a lower rolling shaft, a plastic thin film conveyer belt, a motor and a rotary hair brush. Two transparent wind deflectors are respectively arranged at the left end and the right end of the frame. The upper rolling shaft and the lower rolling shaft are respectively arranged at the upper end and the lower end of the frame and are connected through the plastic thin film conveyer belt. The motor drives the lower rolling shaft through a speed reducing mechanism, and the rotary hair brush is arranged at one side of a lower frame of the frame and is contacted with the plastic thin film conveyer belt tightly. The dedusting device for the photovoltaic panel has simple structure and low cost and is convenient to maintain, safe and reliable and is appropriate for dedusting the solar cell panels in water-deficient areas.

The invention provides a combined lamp and an illuminating system. First conductive terminals are arranged on at least one side wall of each lamp unit in the combined lamp, arrangement holes with second conductive terminals are formed in the other side walls of each lamp unit in the combined lamp, a power supply bus, a light source device, a processor and a communication bus are further arranged in each lamp unit; each light source device and the corresponding processor are connected with the corresponding power supply bus; each communication bus is connected with the corresponding processor;each power supply bus and the corresponding communication bus are connected with the first conductive terminals and the second conductive terminals of the corresponding lamp unit; while each two optional lamps are in inserted connection by the corresponding first conductive terminals and the second conductive terminals in the arrangement holes, mechanical connection, electric connection and communication connection between the two adjacent lamp units are realized. Therefore, by the scheme of an embodiment of the invention, mechanical connection, electric connection and communication connectionbetween the various lamp units can be simplified, and a complicated step of arranging multiple lines between the lamp units is omitted.

The present invention relates to a casing for a mobile electronic device, the casing including a dispenser, which includes a spraying unit and a reservoir, wherein the dispenser can be moved from a secure position to at least one dispensing position.

The invention relates to a prefabricated square steel tube concrete column component connection structure and a construction method thereof. Anchoring end heads with certain length are reserved at twoends of prefabricated square steel tube concrete column components; anti-shearing connection bolt holes are reserved in four sides of each anchoring end head; a connector is a square steel tube innersleeve; reserved bolt holes, corresponding to the anti-shearing connection bolt holes in the anchoring end heads of the prefabricated square steel tube concrete column components, are reserved in four sides of the square steel tube inner sleeve; spring pin bolts are arranged on four sides of the inside of the square steel tube inner sleeve; the positions of the spring pin bolts correspond to thepositions of the reserved bolt holes. According to the prefabricated square steel tube concrete column component connection structure, two prefabricated square steel tube concrete column components are combined into a whole body through the connector with the spring pin bolt type square steel tube inner sleeve structure; the reliability of joint connection of the square steel tube concrete columnsis ensured; the quality defects in connection of the conventional welding process and the complex technical requirements in connection of the conventional bolt process are avoided; the construction quality of full prefabrication, on-site rapid connection and assembly and integrated combination of the square steel tube concrete column components is achieved.

The invention discloses a series-parallel connection plug-in hybrid electrical vehicle driving system and method. The driving system structurally comprises a driving motor, an energy storage unit, a combustion motor, a power separator, a power variator and a charger, wherein the driving motor serves as an electric generator and an electric motor, one end of the electric motor is connected with the energy storage unit through the power variator, and the other end of the electric motor is connected with the power separator connected with the combustion motor. By using the driving system and the method, the mechanical connection mechanism can be effectively simplified, the size and weight are reduced, the electric motor selectively performs driving according to different operation conditions of a vehicle and capacitance of the energy storage unit, effective flowing of energy among the combustion motor, the electric motor and the energy storage unit can be guaranteed, efficiency of the electrical driving system is improved, and the fault occurrence rate is reduced.

The invention discloses an intelligent dirt removal and ice melting device for a solar panel. The intelligent dirt removal and ice melting device comprises a linear drive motor mounted on the solar panel and cleaning brushes arranged on two sides of the linear drive motor and driven by the linear drive motor, wherein each cleaning brush comprises a support as well as bristles, a temperature sensor, water spraying holes and air blowing holes which are arranged on the support. The intelligent dirt removal and ice melting device is mounted on the solar panel, can completely maintain the solar panel without dead angles under the drive of the linear motor, can be combined with the controller, automatically performs intelligent operations such as dirt removal solution spraying, hot air blowing and the like and can automatically melt ice, remove dirt and the like. Compared with a current solar clean technique, the intelligent dirt removal and ice melting device is novel and simple in structure and low in cost, has prominent machine maintenance and intelligent maintenance functions and is safe and reliable, and manpower and material resources are saved.

A female connector (15) is provided with engaging walls (217) having surfaces which face engaging claws (14) when the female connector (15) is being connected to a male connector (10), and the surfaces include sloped surfaces (222). When the female connector (15) and the male connector (10) become connected together, the engaging claws (14) move up along the sloped surfaces (222) in the direction of sliding of the engaging claws (14) relative to the engaging walls (217). A male connector (30) is provided with engaging claws (34) having surfaces which face engaging walls (417) when a female connector (35) is being connected to the male connector (30), and the surfaces include sloped surfaces (34a). When the female connector (35) and the male connector (30) become connected together, the engaging walls (417) move up along the sloped surfaces (34a) in the direction of sliding of the engaging walls (417) relative to the engaging claws (34).

A device for controlling orientation of fan blades of a turboprop including at least one set of fan blades having adjustable orientation attached in rotation to a rotating ring mechanically connected to a turbine rotor. Each blade of the set is coupled to a blade root support pivotably mounted on the rotating ring by a conical gear train including a first gear wheel attached to the blade root support and a second gear wheel attached to the rotating ring and bearing a counterweight that is eccentric with respect to its axis of rotation. A cylinder attached in rotation to the turbine rotor and a rod of which is connected to each counterweight through a connecting arm makes it possible to impart synchronous angular displacement to all the counterweights about the axis of rotation of their respective gear wheel.

The invention discloses a locking mechanism for unfolding and folding of an undercarriage of an unmanned aerial vehicle. The locking mechanism comprises a cylinder barrel, a piston rod and a power assembly, wherein the piston rod is slidably arranged in the cylinder barrel, the power assembly drives the piston rod to move, a through hole is formed in the piston rod along the axis of the piston rod, one end of the piston rod penetrates out of the cylinder barrel and a guide sleeve is arranged between the piston rod and the cylinder barrel, a rod head is connected to the penetrating end of the piston rod, and a sliding sleeve which is in sliding fit with the inner wall of the cylinder barrel is formed at the other end of the piston rod; and the power assembly comprises a motor and a transmission locking mechanism, wherein the motor provides power, and the transmission locking mechanism ensures that the piston rod is stably telescopic. The whole folding and unfolding process of the structure is smooth, the mechanical connection relation is simple, the connection is reliable, the design is very ingenious, the unlocking of the piston rod can be performed only through the rotation of a nut, the locking mechanism has enough support strength or rigidity, and can bear impact generated when the undercarriage is touched.

A directional coupler comprising a first connection for the inlet or outlet of a shaft, a first decoupling connection which is used to decouple a coupled shaft, a second connection for the inlet or outlet of the inlet or outlet shaft from the first connection and a second decoupling connection which is used to decouple the coupled shaft. The first connection and the first decoupling connection are connected to the internal conductor and to the external conductor of a coaxial conductor on the first connection surface thereof, by means of a first network. The second connection and the second decoupling connection are connected to the internal conductor and to the external conductor of the coaxial conductor on the second connection surface thereof, by means of a second network. The coaxial conductor is curved in such a manner that it is arranged in a parallel manner in relation to the first and second connection surfaces thereof, with a planar circuit board containing the first connection, the second connection, the first decoupling connection and/or second decoupling connection.

The present invention relates to a clothing nursing device(1) with a cabinet shaped housing (2) including a door (10) at the front panel of the cabinet shaped housing (2), the door has an opening unit (12), where the door is pivotably arranged over a vertical axis). The opening unit (12) has locking mechanism (16) matched with a locking opening (18) in the housing (2), so as to lock the door (10), and the door has a gripping element (20) which is pivotably arranged over a horizontal axis (22), where the door is opened by pivoting the gripping element. The horizontal axis is arranged below the locking unit. The present invention has the advantages of not needing stoop when opening the door, and labor saving.

The invention relates to an AGV jacking device comprising a top plate, a bottom plate, a push assembly and a plurality of connecting assemblies. The top plate and the bottom plate are opposite in a layered mode. The push assembly is located between the top plate and the bottom plate. The top plate and the bottom plate are parallel to each other. The first surface of the top plate is opposite to the second surface of the bottom plate. The tops of all the connecting assemblies are slidably connected to the first surface of the top plate, and the bottoms of all the connecting assemblies are rotationally connected to the second surface of the bottom plate. The push assembly is in driving connection with at least one connecting assembly. Under driving of the push assembly, the tops of all the connecting assemblies can slide on the first surface of the top plate, and the bottoms of all the connecting assemblies can rotate around the second surface of the bottom plate. Through the AGV jackingdevice provided by the invention, mechanical connection between the multiple connecting assemblies and the push assembly can be simplified, stress uniformization of the AGV jacking device is achieved, and stability of the AGV jacking device is promoted.

Coil units are disclosed for use in electrical circuits. An exemplary coil unit comprises a rigid substrate having an electrically non-conductive three-dimensional (3-D) surface. At least one 3-D coil (shaped, for example, as a helical coil) of semiconductor material is formed on the substrate surface. Disposed on the at least one coil of semiconductor material is a 3-D coil of a conductive metal. The coil of conductive metal is situated sufficiently closely to the at least one coil of semiconductor material for the coil of conductive metal to produce Coulombic drag in the at least one coil of semiconductor material when the coils are conductive of low-mass electrons. The semiconductor material can be a photoconductor or other material that has conductive low-mass electrons.

A method for dividing water from plastic pipe includes sleeving water pipe into horizontal sleeve of pipe hoop and connecting connector to longitudinal sleeve of pipe hoop to let external sleeve of connector screw-fixed in longitudinal sleeve of pipe hoop, drilling drill head into water pipe to open a mouth on water pipe for realizing water-dividing purpose. The water-divider for realizing said method is also disclosed.

A modular portable power station comprises a portable power charger that can be supplemented with battery expansion modules that can be mechanically and electrically connected, as needed, to increase power output and capacity. The power charger housing is adapted for mechanical connection to a battery expansion module. When the expansion module is mechanically connected to the charger housing, an internal battery of the expansion module is electrically connected to the internal battery of the power charger to provide a boost of additional power and capacity, which can be transferred to electronic devices in need of a charge. The expansion module includes connection means to complement the connection means on the portable power charger. Additionally, the expansion module may include further connection means, simulating the connection means of the portable power charger, so that multiple expansion modules can be connected to the portable charger, in series, at the same time.

The invention relates to the technical field of escalator detection, and discloses a driving force and speed deviation detection device for an escalator handrail belt. The driving force and speed deviation detection device for the escalator handrail belt comprises a rack, the handrail belt, a rod body I and a bearing I, wherein a rod body II is further fixedly connected to the rack; a wheel disc Iis rotationally connected to the rod body II; a speed difference measuring device is arranged at the left side of the wheel disc I; a driving force measuring device is arranged at the right side of the wheel disc I; the handrail belt rotates to drive a disc I to rotate to drive a disc II attached to the disc I to move; the small circle part of a plate body I pushes a rod body V to move leftwards;the rod body V pushes a sliding block I to move leftwards; the sliding block I generates heat in the leftward moving process; the heat is conducted to air at the left side through a heat conduction plate I, the air at the left side of a cylinder I is heated to expand in volume, the expanded air pushes a ball body to slide upwards in the cylinder, and the position of the ball body is obvious, so that measurement convenience is improved; and due to simple mechanical structure connection, the device is stable, reliable and accurate in measurement.