254results about How to "Achieve multi-function" patented technology

The invention discloses a broadband channelization reception system of radar with an external radiation source and an FPGA (Field Programmable Gate Array) implementation method. The FPGA implementation method comprises the steps of: dividing received radar broadband signals into multiple paths of analogue signals through a power division filter module; transmitting each path of analogue signals after AD (Analogue-Digital) conversion into an FPGA for frequency point separation; converting to a baseband through down-conversation in the FPGA; sequentially carrying out a multi-phase structured deceleration treatment, channelization treatment, FIFO (First In First Out) series and parallel conversion treatment and FFT (Fast Fourier Transformation) on baseband signals; and finally outputting output signals of any eight frequency points through the FPGA. The reception system comprises a power division filter module, an analogue-digital conversion module and an FPGA frequency point separation module. According to the invention, echo signals of the radar are subjected to a segmental treatment, and the same treatment is adopted for the signal separation process of each path of the analogue signals after the segmentation. Different clock frequencies are adopted at different treatment stages of the FPGA frequency point separation. According to the broadband channelization reception system of the radar with the external radiation source and the FPGA implementation method, disclosed by the invention, the difficulties of great equipment amount and high development cost when the traditional reception system of the radar with the external radiation source implements synchronous reception of multiple signals of the broadband signals are solved; and complexity and cost of the system structure are decreased.

The invention discloses a sprinkler wagon self-walking type reel sprinkler and a using method thereof. The sprinkler wagon self-walking type reel sprinkler comprises a chassis (1), a reel (2), a PE pipe (3), a water turbine case (4), a reel driving gearbox (5) and a sprinkler wagon (6). The sprinkler wagon comprises a power source (63), a sprinkler wagon driving gearbox (64), a control valve set (67) and a water tank (68). The input end of the control valve set (67) is connected with the output end of the PE pipe (3). One path of the output end of the control valve set (67) is connected with a sprinkler (66) through a pipeline, and the other path of the output end of the control valve set (67) is connected with the water tank (68). The lower portion of the water tank (68) is further provided with a stop valve V (681). According to the sprinkler wagon self-walking type reel sprinkler, the weight of the sprinkler wagon is changed by changing the water storage amount of the water tank, and the unreeling resistance of the PE pipe can be lowered during unreeling of the PE pipe on the premise that enough road grabbing capacity generated by the sprinkler wagon pulls the PE pipe for self-walking.

The invention provides a cast-in-situ hollow floor with pores formed by a reticular box-shaped component. The cast-in-situ hollow floor comprises a reinforced concrete girder or a profile steel girder, a reinforced concrete ribbed beam, an upper flange plate, a lower flange plate and the reticular box-shaped component, wherein the reticular box-shaped component comprises a box roof, a box body and a box bottom; the box roof is compounded with cement mortar, polyfoam or a panel; the box body and the box bottom are made of reticular bodies; each reticular body comprises a reticular plate, a reinforcing rib and a connecting net, which constitute an integral structure with mutual effect; each of the reinforcing ribs is V-shaped; the reticular box-shaped component comprises at least two reticular bodies; at least two structural slopes are arranged at the corner parts between the box bottom and the box body of the reticular box-shaped component; the reticular bodies of the reticular box-shaped component are made of a steel material or a molding material. The cast-in-situ hollow floor with the pores formed by the reticular box-shaped component adopts the unsealed reticular box-shaped component to substitute the existing fully-sealed hollow fillers and solid fillers as the cast-in-situ hollow floor pore-forming technology. The cast-in-situ hollow floor with the pores formed by the reticular box-shaped component is favorable to realization of building and energy conservation integration and the multifunctional floor.

A radiation electrode is formed on a substrate of a surface mount antenna. One end of the radiation electrode forms a ground connection portion connected to ground, and the other end of the radiation electrode forms an open end. A ground connection electrode for connecting the open end of the radiation electrode to ground via a capacitance is provided on the substrate. No feeding electrode for feeding power to the radiation electrode is provided on the substrate. This surface mount antenna is mounted on a non-ground region (a region on which a ground electrode is not formed) of a board so as to constitute an antenna structure. On the board of the antenna structure, a feeding electrode for capacitively feeding power to the radiation electrode is provided at a position between the ground connection portion and the open end.

The invention relates to an automobile hydraulic electric power steering reliability test bench and program control test method. An input system comprises a servo motor, a reducer and a universal joint connected with the input end of a steering gear; an output system comprises a linear hydraulic cylinder with two functions of driving and load simulation, the front pole of a hydraulic cylinder piston is provided with a pressure sensor and connected with the rocker arm of the output end of the steering gear by a coupler with a joint bearing. An eccentric shaft, an eccentric bushing and a variable frequency motor are arranged at the inner bore of the rear lug of the hydraulic cylinder to form an automobile vibration simulation system, so as to simulate real vibration of rugged road surface. The hydraulic cylinder is compact and simple in structure, system integration is high and usable range is wide. The joint bearing causes the installation to be convenient. The hydraulic loop includes a throttle valve, thus speeding up oil-taking. An industrial personal computer, a motion control card and a data acquisition card are used, so that system stability is high, measurement accuracy is high, and response speed is fast. Curves and process control can be displayed in real time, and automatic save, plotting and printing can be realized. The test bench set can complete all reliability tests of fatigue, wear, forced steering, inverse overload and overpressure.

The present invention discloses a pipeline contourgraph. The pipeline contourgraph is used for measuring the outer contour of a pipe 13 to be measured. The pipeline contourgraph comprises a guide rail 1, a fixed bracket 8 and a first sliding bracket 3; the first sliding bracket 3 is arranged on the guide rail 1; two identical circular groove openings are formed at the top ends of the fixed bracket 8 and the first sliding bracket 3 respectively; one rotation shaft of which the diameter is matched with the corresponding circular groove opening is arranged in each of the two identical circular groove openings; positioning pushing cones are fixed onto the inner sides of the two rotation shafts; the outer sides of the two rotation shafts are fixedly connected with two rotating discs respectively used for rotating the pipe to be measured; an angle rotating disc is arranged around the circular groove opening of the fixed bracket 8 or the first sliding bracket 3; an angle pointer is located on the rotation shaft so as to determine the rotation angle of the pipeline; a displacement dial plate 5 of a depth gauge is arranged on one slide channel of the guide rail 1; and the displacement probe 4 of the depth gauge points to the pipe 13 to be measured and is located at the same horizontal plane with the axis of the pipe 13 to be measured. The present invention also provides a pipeline scribing instrument.

The invention relates to the technical field of domestic kitchen appliances, in particular to a multifunctional food processing platform. The multifunctional food processing platform comprises a machine base. A driving motor is arranged in the machine base. A speed feedback device is arranged on the driving motor. Matched food processing assemblies are arranged on the platform body. A plurality of sensors used for detecting whether the food processing assemblies are mounted in place or not are arranged on the machine base. A trigger mechanism is arranged at the bottoms of the food processing assemblies and corresponds to the sensors. The sensors are triggered by the trigger mechanism to identify the types of the processing assemblies. According to the types of the food processing assemblies, a control system controls the driving motor to act through the sensors, so that the food processing assemblies are driven to work correspondingly. Multiple functions of the platform are achieved, and the platform is more intelligent, automatic and humanized to use and can achieve the effect that foods manufactured through all functions are good in effect.

The invention relates to an electric welding machine circuit, in particular to a multifunctional high-frequency inversion direct-current electric welding machine realizing circuit which comprises an electric welding machine control unit, a voltage regulator, a current regulator, a PWM (pulse-width modulation) control circuit, an IGBT (insulated gate bipolar transistor) driving circuit, a high-frequency inversion direct-current power source main circuit, an electric welding machine output electrode, a current detection circuit and an isolation voltage detection circuit. The electric welding machine control unit is a control center taking a CPU (central processing unit) logic control unit as a core, and the CPU logic control unit is connected with a display unit, a constant-current or constant-voltage control unit, a D / A converter and an A / D converter respectively. High-frequency technology, soft switching technology and digital control technology are adopted to realize constant-voltage characteristic and constant-current characteristic of an electric welding machine. The electric welding machine has three functions including TIG (argon tungsten-arc welding), MMA (manual metal arc) and MIG (metal-inert gas) welding, production cost is lowered, requirements on multifunctional intelligentization and high-quality welding are met, and the electric welding machine has a friendly display interface and is convenient to operate and use.

The invention provides an improved printing machine, which can freely select a processing method according to the requirement and has wide applicable range and strong impromptu performance and randomness; furthermore, the invention can realize the printing process requirement of small batches and various types with lower production cost. The invention comprises a multi-working position workbench, the rotation driving structure of the multi-working position workbench, and a screen frame; the screen frame is arranged on a supporting frame. The invention is characterized in that the invention also comprises an ink-jet printing head which is arranged on the supporting frame; the ink-jet printing head, the screen frame and the rotation driving structure can be electrically connected by a PLC.

The invention relates to a full-automatic washing machine, wherein, an eccentric barrel, a sucking tube, a spray tube and a screw blade are coaxial with a transmission shaft, the screw blade is mounted in the spray tube whose wall is provided with a plurality of spray holes while the central line of the spray holes at upper half part is inclined downward while the central line of the spray holes at the lower half part is inclined upwards, the wall of the eccentric barrel is provided with a plurality of dewater holes, a baffle vortex sheet group formed by a plat plate or an arc plate is mounted under the eccentric barrel. The invention provides a full-automatic washing drying machine comprises a condense compressor under the full-automatic washing machine. The inventive full-automatic washing machine uses washing agent as the medium pass cloths fiber circulated to clean dirt, with less water consumption, complete clean, and simple structure. The washing machine is mounted with an internal-circulation compressor whose cold-hot physical effect can dry clothes, therefore, the washing machine has multiple functions, automation, low cloths damage rate and energy-saving property.

The invention discloses a novel rubber aging inhibitor containing rare earth substances and application of the same in natural rubber. In the rubber aging inhibitor, the rare earth substances are formed by reaction of more than one inorganic substance containing light rare earth element, more than one inorganic substance containing other metallic elements except the rare earth element, and more than one organic acid with the carbon chain length of between C1 and C22 and / or derivative of the organic acid. The rubber aging inhibitor has the characteristics of diverse anti-aging property, non-toxicity and non pollution. Moreover, the aging inhibitor also has the functions of processing and lubrication, is favorable for the dispersion of rubber filler, and improves the compatibility between rubber and inorganic filler.

The invention provides high-fluidity cement concrete and a preparation method thereof. The high-fluidity cement concrete comprises 500-600 parts by weight of sulphoaluminate cement, 300-400 parts by weight of fine sand, 250-300 parts by weight of medium-coarse sand, 100-120 parts by weight of mineral powder, 15-25 parts by weight of graphene oxide, 75-85 parts by weight of hollow glass beads, 50-80 parts by weight of gypsum, 33-49 parts by weight of compound admixture, 260-320 parts by weight of water and 0.6-1.2 parts by weight of concrete fibers; the concrete fibers are uniformly dispersed into monofilaments through mixing and stirring time by time, and then the monofilaments can be put into use; the cement concrete prepared by the preparation method provided by the invention can effectively improve the fluidity and ensure the compression resistance, the permeability resistance and the frost resistance.

The invention relates to the technical field of vehicle speed monitoring, in particular to a freeway overspeed monitoring system. The freeway overspeed monitoring system consists of a speed-limiting signal transmitting device mounted at the speed-limiting and road speed-limiting variation prompt position at the entry of a road, a speed measuring device arranged on a vehicle and a processing device arranged at a passageway toll house on the road and used for reading and performing other treatment to the speed and other data, wherein the speed measuring device receives signals sent by the signal transmitting device, then compares the received signals with measured vehicle running speed and stores the speed exceeding the speed-limiting value and related information in a memory unit; the information stored in the memory unit of the speed measuring device is read when the vehicle runs away from the toll house; and the processing device respectively calculates the toll sum and the overspeed information according to the information, and tells the road toll and the overspeed punishment situation to the vehicle. The freeway overspeed monitoring system can achieve gapless freeway speed measurement, and can be extensively used for freeway speed measurement and monitoring.

The invention provides a novel simple multifunctional antiskid manipulator. The novel simple multifunctional antiskid manipulator comprises a rotary arm, a rotary power motor, a rotary shaft, a connection frame, a piston cylinder, a piston rod, a clamping frame, a connection shaft, movable frames, supporting shafts, screws, pressure pads, antiskid pads and clamping blocks, wherein the rotary power motor is installed inside the rotary arm; the rotary shaft is installed on the lower portion of the rotary power motor; the connection frame is installed on the lower portion of the rotary shaft; and the piston cylinder is installed inside the connection frame. Through arrangement of the clamping blocks, detachment can be achieved, and clamping blocks in other shapes can replace the original clamping blocks conveniently, so that the manipulator is applied to various working occasions, and the multifunctional characteristic of the manipulator is achieved advantageously; the antiskid pads are arranged and conical protrusions are arranged on the surfaces of the antiskid pads, so that the antiskid function is achieved better, the manipulator works more reliably and is suitable for small and medium enterprises, the great energy-saving effect is brought to users, and the multifunctional characteristic is achieved.

The invention provides a networked comprehensive intelligent socket and an implementation method thereof based on alloy resistors and radio frequency identification (RFID). The socket comprises a RFID identifier. The circuit of the socket comprises alloy resistors and voltage measurement units which are in parallel connection with the alloy resistors. After the alloy resistors are connected in parallel with the voltage measurement units, the alloy resistors can be connected in series with a controllable switch and a large impedance device respectively to form series units, wherein one series unit, which is formed through the series connection of the alloy resistor and the controllable switch, is accessed to an electrical loop, and the large impedance device in other series unit which is formed through the series connection of the alloy resistor and the large impedance device is connected with a fire wire while the alloy resistor is connected with a zero wire; the controllable switch and a communication unit are connected with the output terminal of a microcontroller; the input terminal of the microcontroller is connected with the voltage measurement units and the RFID identifier respectively; the communication unit outputs information to a background system; and the microcontroller, the voltage measurement units and the communication unit are connected with the power supply unit respectively. According to the invention, electricity measurement of electrical appliances, automatic control, fault protection, data analysis, ID Identification and network communication are integrated in the socket, so that multifunctional, integrated and intelligent terminal equipment of intelligent power utilization network based on cloud computation is realized.

The embodiment of the invention provides a multifunctional air fryer which comprises the components of a lower fryer body which is internally provided with a lower heat radiation heating assembly; anupper pot body, a hot air convection assembly is arranged in the upper pot body, the upper pot body can be covered with or separated from the lower pot body, an air frying cavity can be formed when the upper pot body is covered with the lower pot body, and the lower heat radiation heating assembly is matched with the hot air convection assembly to conduct air frying on food materials in the air frying cavity; when the upper pot body is separated from the lower pot body, the upper pot body can avoid the upper part of the lower pot body, so that a cooking cavity with an upward opening is formedin the lower pot body; a cooking utensil; the cooking utensil can be arranged in the air frying cavity or the cooking cavity and used for containing food materials to be cooked. Compared with the prior art, the multifunctional air fryer disclosed by the embodiment of the invention can realize multiple functions of frying, frying, baking, braising, steaming and the like, is multipurpose, convenientto use and high in cost performance, reduces the kitchen space occupancy rate, increases food cooking modes, and meets different functional requirements of users of all ages.

The invention discloses a PM2.5 concentration detecting device based on the photoacoustic spectrometry. The PM2.5 concentration detecting device comprises a first laser device, a photoacoustic pool, an optical fiber F-P sound wave sensor, a second laser device, an optical fiber coupler, a photoelectric detector, a lock-in amplifier and a computer. The photoacoustic pool comprises a front bufferingchamber, a sample chamber, a rear buffering chamber and a rheomicrophone chamber. Super-hydrophobic coatings are formed on the inner walls of the front buffering chamber, the sample chamber, the rearbuffering chamber, a front guide pipe and a rear guide pipe. By means of the PM2.5 concentration detecting device, sound pressure waves are detected through the optical fiber F-P sound wave sensor based on a fluorolite vibrating membrane, and the high-sensitivity, high-response-speed and high-stability effects of the optical fiber F-P sound wave sensor can be brought into full play; the inner wall of the photoacoustic pool of the detecting device is coated with the corresponding super-hydrophobic coating, so it is avoided that PM2.5 microparticles are attached to the inner wall of the photoacoustic pool and photoacoustic signals are affected; no PM2.5 microparticles are attached to the fluorolite vibrating membrane, so the detection precision can be further improved.

The invention discloses a large-tonnage single-girder horizontal sling for hoisting rocket bodies. The large-tonnage single-girder horizontal sling for hoisting the rocket bodies comprises a hoisting girder, dual-hook hoisting assemblies, single-hook hoisting assemblies and rock body connection assemblies; a first dual-hook hoisting connection hole and a second dual-hook hoisting connection hole are symmetrically formed in the two ends of the hoisting girder; a first single-hook hoisting connection hole and a second single-hook hoisting connection hole are symmetrically formed in the two sides of the center axis of the hoisting girder; and a first hoisting point connection hole, a second hoisting point connection hole, a third hoisting point connection hole, a fourth hoisting point connection hole, a fifth hoisting point connection hole and a sixth hoisting point connection hole are sequentially formed in the portion, in the horizontal direction and located on a connection line of the first dual-hook hoisting connection hole and the second dual-hook hoisting connection hole, of the hoisting girder. The large-tonnage single-girder horizontal sling for hoisting the rocket bodies has the beneficial effects of being simple in structure, safe, reliable and easy and convenient to operate. By means of the large-tonnage single-girder horizontal sling for hoisting the rocket bodies, the rocket bodies can be hoisted through a single vehicle or two vehicles, the requirement of the sling for the environment of a workshop is lowered, and multifunctional and multi-state application can be achieved.

The invention provides a polyvinyl chloride loop route production method (short for loop route method), and belongs to the field of new coal chemical industry materials and the technical field of polymer material science and engineering, and relates to a polyvinyl chloride green production technology with characteristics of high efficiency, energy saving, and environmental protection. According to the method, actual production starts from an oxygen-rich calcium carbide high temperature reaction furnace, oxygen-rich calcium carbide reacts in the high temperature reaction furnace to obtain a solid product calcium carbide and synthesis gas carbon monoxide, the subsequent process is divided into two branches, one branch process is preparing acetylene from the calcium carbide, the other branch process is preparing ethanol from the synthesis gas carbon monoxide, and then preparing dichloroethane through ethanol chlorination, a closed loop is formed after the two branch reactions are completed and combined, both end products acetylene and dichloroethane can be subjected to a reaction by using a mercury-free catalyst to prepare a vinyl chloride monomer, and the existing technology can be adopted to prepare the PVC from the vinyl chloride monomer. According to the present invention, the reacting calcium carbide residue can be used for producing cement, and the synthesis gas CO can completely participate in the subsequent reactions so as to achieve zero emission; and the expansion loop method can be adopted to achieve multi-function and multi-efficacy co-production operation.

The invention discloses an all-electric-heating asphalt pavement maintenance vehicle. The all-electric-heating asphalt pavement maintenance vehicle comprises a vehicle body (1); a generator set (2), an electric heating plate (3), an electric heating stock bin (4) and a heating and spraying device (5) are arranged on the vehicle body (1), wherein the generator set (2) is used for supplying electric energy, the electric heating plate (3) is used for heating the pavement, and the heating and spraying device (5) is used for supplying liquid asphalt for the electric heating stock bin (4); electric heating devices (6) are arranged in the electric heating stock bin (4), the heating and spraying device (5) and the electric heating plate (3) and are powered by the generator set (2).

The invention belongs to the technical field of electronic commerce goods sorting, and provides an intelligent sorting system for electronic commerce goods. The intelligent sorting system comprises a main controller, a power supply module, a driving module, a sensor module, an image recognition module, an alarm module, a display module, an electromagnetic valve driving module, a power device, a pushing device and a transmitting device, wherein the main controller is connected with the power supply module, the driving module, the sensor module, the image recognition module, the alarm module, the display module, the electromagnetic valve driving module, the power device, the pushing device and the transmitting device. The technical scheme is applied to an intelligent sorting system in the field of electronic commerce, the goods are sorted accurately by taking different destinations as a condition under the premise of protecting the goods from being damaged in the sorting process by virtue of the modes such as a pressure sensing system and motor-driven transportation through image recognition, a sorting task is completed efficiently, and the intelligent sorting system replaces manpower to complete a task of goods waybill number scanning.

The invention discloses a heat source tower heat pump solution regeneration device achieving cooling in summer and solution regeneration in winter. The heat source tower heat pump solution regeneration device achieving cooling in summer and solution regeneration in winter comprises a regeneration and refrigerating loop, a heat source loop, a cooling loop and a vacuum loop. According to the heat source tower heat pump solution regeneration device achieving cooling in summer and solution regeneration in winter, efficient absorption refrigeration can be achieved in summer and efficient solution regeneration can be achieved in winter through heat discharged from refrigeration of refrigerant of a superheat section of a heat pump system or renewable energy source solar energy based on vacuum low voltage, efficient utilization of the renewable energy source solar energy or waste heat is achieved, the solution regeneration efficiency in winter and the refrigeration efficiency in summer of the heat source tower heat pump system are improved, and winter and summer comprehensive efficient utilization of the system is achieved.

At present, multipodal robots have some shortcomings, such as single function, slow moving speed, poor obstacle-crossing ability and so on, which are difficult to meet needs of people. In order to solve the above problems, A biped four-wheel variable walking mechanism multi-functional biomimetic robot system It includes the car body, Wheel, hub motor, mechanical leg support, mechanical leg hinge,An upper mechanical leg link, Middle mechanical leg joint, Middle mechanical leg connecting rod, lower mechanical leg joint, Lower mechanical leg connecting rod, mechanical claw joint, A back finger,forefinger of mechanical pawl, end of claw, Front ultrasonic sensor, The rear ultrasonic sensor, front vision sensor mount, front vision sensor, rear vision sensor mount, rear vision sensor, cargo box, sensor signal processing system, robot control system and robot driving system can be maneuvered in all terrain, and have the characteristics of lightweight, intelligence and multi-function, and have very broad application prospects.

The invention discloses a non-contact thermal shock high-temperature mechanical test device, and belongs to the field of high-temperature mechanical performance test. The device comprises a base, a mechanical test module, a middle cross beam, an out-cavity upper clamp and a spherical cavity, wherein the spherical cavity is fixed on a guiderail through a cavity bracket; an upper pull rod, an uppervacuum corrugated pipe, a vacuum gauge, an infrared lamp heating module, a laser heating module, a sample injection door with an observation window, an infrared temperature measurement module, a dynamic test module, a vacuum air exhaust module, an air intake module, a lower pull rod and a lower vacuum corrugated pipe are arranged on the spherical cavity; and an extensometer, an in-cavity upper clamp, an in-cavity lower clamp and a test piece are arranged in the spherical cavity. The device is capable of providing freely switched thermal load environment, vacuum or inert gas environment and laser thermal shock environment, is convenient to mount / dismount, has high flexibility and sealing property, and is capable of realizing dynamic and multi-angle observation.

The invention relates to the technical field of intelligent appliances, and discloses an electromagnetic oven with an adjustable heating surface. The electromagnetic oven comprises a furnace stage, wherein the furnace stage is provided with an installing groove, the installing groove is internally provided with a heating part, the heating part consists of multiple homocentric electromagnetic coils, and the bottom of the heating part is provided with an elastic umbrella-shaped framework; the umbrella-shaped framework is connected with the bottoms of the electromagnetic coils, the umbrella-shaped framework is connected with an adjusting mechanism, and the adjusting mechanism applies an outside force to the umbrella-shaped framework so as to adjust the posture of the umbrella-shaped framework; the posture of the umbrella-shaped framework is adjusted, so that the multiple electromagnetic coils are formed into a plane, an arc concave surface or an arc convex surface. By virtue of the adjusting mechanism, the posture of the umbrella-shaped framework is adjusted, and the multiple electromagnetic coils are formed into the plane, the arc concave surface or the arc convex surface, so that the heating part is integrated with multiple types of heating surfaces, the electromagnetic oven is applicable to multiple types of formed cookware, is not only applicable to pans, but also is applicable to round-bottom pots with concave surfaces or convex surfaces, the multiple functions of the electromagnetic oven are realized, the volume of the electromagnetic oven is reduced, and the occupied space is small.

The invention discloses a multifunctional connecting support which is a multifunctional element used in a hole-series modular fixture. A supporting body is made into a cubiod, and a thread through hole is made on the center of the surface formed by two short edges, the axis of the surface formed by other two short edges is manufactured with four pin shaft blind holes, and four thread blind holes are manufactured on the diagonal; two pin shaft through holes are respectively manufactured on the axis of the symmetrical surfaces of the two short edges and long edges; an inner hexagon screw passing hole is respectively manufactured above the right side of the axis and below the left side of the axis, and the thread blind hole is respectively manufactured above the left side of the axis, below the right side of the axis and on the center; a bolt sinking through hole is manufactured on the axis crossing point of the symmetrical surface of the other two short edges and long edges, and a pin shaft blind hole is respectively manufactured on two ends of a horizontal axis. The invention has the advantages: due to adoption of hexagonal support, the invention is capable of extending to multiple directions to be combined with other hole system elements and realize the functions of orientation, positioning, limiting and locking; and space for converting and adjusting to each angel with 90 degrees can be added.

The invention discloses an LED (light-emitting diode) landscape street lamp which comprises a supporting seat, a lamp body, an LED light source, a switch power supply, radiating fins, radiating baffles, a transmission device and a controller, wherein the supporting seat is fixedly connected with the lamp body; the LED light source is arranged on the frontage of the lamp body; the switch power supply is fixed at the back face of the lamp body and is adjacent to the supporting seat; the back face of the lamp body is also provided with the radiating fins; the radiating baffles are also arranged at the edge of the back face of the lamp body and are fixedly connected with the radiating fins; the heat generated by the LED light source can be effectively conducted and radiated by the radiating fins and the radiating baffles, and a plurality of spaces formed by the radiating fins and the radiating baffles can collect and store natural water and assist heat dissipation, thus the service life of the LED landscape street lamp is greatly prolonged; and a switch power supply circuit in the switch power supply is electrically connected with a control circuit and the transmission device, thus the color change function of the LED landscape street lamp is realized. The LED landscape street lamp can be used for heightening the festal atmosphere during festivals and providing illumination for road surfaces.