12results about How to "Various combinations" patented technology

This utility model discloses a modular probe assembly test fixture, including a test fixture main frame and a chip limiting guide frame. The upper inner surface of the test fixture main frame has a guide frame groove, and the chip limiting guide frame is installed within the guide frame groove. The lower inner surface of the test fixture main frame has a needle plate groove, and a frame-shaped probe plate is installed within the needle plate groove. The inner sidewall of the probe plate has a first snap-fit ​​structure. Multiple probe assembly modules are installed within the probe plate, and each probe assembly module has a second snap-fit ​​structure around its perimeter. The multiple probe assembly modules are arranged in a matrix. The probe assembly modules around the perimeter of the matrix arrangement are snapped and fixed by the first snap-fit ​​structure and the second snap-fit ​​structure. Each pair of adjacent probe assembly modules is snapped together by the second snap-fit ​​structure. The probe plate is assembled from at least two needle plate main bodies. This utility model's modular probe design reduces the difficulty of probe installation and replacement.

The utility model relates to the technical field of combined type assembly connectors, and discloses a novel combined type assembly connector which comprises a novel combined type connector body, a fixed connecting pin is arranged at the upper end of the novel combined type connector body, and a through hole A, a through hole B and a sealing groove are formed in the upper end of the novel combined type connector body. A sealing face is arranged at the upper end of the novel combined connector body, and a pin hole is formed in the lower end of the novel combined connector body. The assembly connector can be combined with a traditional assembly connector in an overlapped mode to increase the height of the traditional assembly connector, and the assembly connector can be combined in an overlapped mode, is flexible and convenient to use, has various combination modes, can be overlapped and disassembled according to various size requirements, and is very economical and practical.

The invention discloses an oil switching valve five-way ball valve and a reactor feeding operation method thereof. The oil switching valve is a five-way ball valve and is provided with a valve body, a valve element, a valve cover, a valve rod, filler, a filler gland and a rotary executing mechanism. The five-way ball valve is provided with four oil inlets and an oil outlet, the oil outlet is located at the bottom of the valve body, and fixed included angles are formed between the four oil inlets. The oil switching five-way valve can be used for a reactor feeding method of five reactors, each reactor uses an independent oil switching valve for switching feeding, and reactor feeding reaction and other operations are completed according to the device operation period and the process continuous production requirement.

The invention provides a photo-thermal reaction device, and relates to the technical field of photo-thermal catalysis. The device comprises light source assemblies, a heat collection tube, a reaction tube and a temperature probe, the light source assemblies are distributed on the outer side of the heat collection tube in the circumferential direction, the light source assemblies are provided with photo-thermal light sources and / or photo-reaction light sources capable of irradiating the heat collection tube in the axial direction of the heat collection tube, a main body of the reaction tube is placed in the heat collection tube, and the two ends of the reaction tube penetrate out of the ends of the heat collection tube; and the main body of the temperature probe is placed in the heat collecting tube. According to the photo-thermal reaction device, the all-round light source assembly is arranged on the outer side of the heat collecting pipe, high irradiation energy density and high irradiation uniformity can be provided for the heat collecting pipe, the constant-temperature effect of the constant-temperature area is improved, the light source assembly has rich combination forms, the photo-thermal reaction device can conduct photo-reaction, thermal reaction and photo-thermal integrated reaction, and the photo-thermal reaction efficiency is improved. And the reaction tube is matched in the heat collecting tube, so that the photochemical reaction system with high heat collecting efficiency is integrally formed.

The invention belongs to the technical field of motor coil winding, and particularly relates to motor stator coil multi-row winding equipment which comprises a mounting platform and winding assemblies, and the three winding assemblies are evenly mounted on the mounting platform and used for evenly winding and forming electric wires in a spiral shape. The elastic insulating sleeve is arranged on the winding assembly and is used for fixing the wire which is spirally wound and formed; the three groups of forming assemblies are uniformly mounted on the mounting platform and are used for extruding the electric wire wound on the elastic insulating sleeve into a U shape; the electric wire connecting assembly is used for connecting an electric wire mounted on the wire winding bracket; winding of a motor stator coil is achieved through a simple structure, the motor stator coil can be automatically fixed to the winding support after winding is completed, in addition, coils at different positions can be combined and connected at will according to connection requirements through the wire connecting assembly designed on the winding support, the combination modes are diversified, and the winding efficiency is improved. And the winding requirement of the motor stator coil is met.

The present invention discloses an electrician's tool, including a handle and a plurality of replacement parts, any of which is detachably mounted on the handle through a locking mechanism, and the locking mechanism is mounted on the handle; wherein the plurality of replacement parts include ratchet sets of different specifications, single-head screwdriver rods of different specifications, and double-head screwdriver rods of different specifications. The present invention can combine tools of different specifications through the handle and different replacement parts, wherein the replacement parts not only include screwdriver rods of different specifications, but also include ratchet sets of different specifications, which are suitable for different scenarios, and realize the function of providing different tool heads with a set of electrician's tools, and any replacement part can be relatively fixed on the handle through a locking mechanism, which improves applicability and versatility, and has various combination forms, which is convenient for daily use and carrying outside.

The utility model relates to the technical field of sewage detection, and discloses portable sampling equipment which comprises an upper cover and a bottom box, a first connecting long rod is embedded in the position, close to the rear end, of the upper end face of the bottom box, and three connecting short rods are embedded in one side of the upper end face of the bottom box; connecting sampling heads are embedded in the front end and the rear end of the other side of the upper end face of the bottom box, two supports are embedded in the positions, between the connecting short rods and the connecting sampling heads, of the upper end face of the bottom box, and a second connecting long rod is embedded in the position, close to the front end, of the upper end face of the bottom box. According to the portable sampling device, when the portable sampling device is carried out, all parts can be detached and stored in the bottom box, then the upper cover and the bottom box are rapidly combined and locked through the lock catch mechanism, then the whole sampling device can be taken and used in a portable mode through the handle at the rear end, and the portable sampling device is convenient to carry and use outside, simple in structure and convenient to use. Splicing and combination are convenient and fast, combination modes are diversified, and practicability is higher.

The invention provides a front-back mixing combined type abrasive water jet mechanism and a method thereof.The front-back mixing combined type abrasive water jet mechanism comprises ultrahigh-pressure water jet devices, a plurality of high-pressure abrasive water jet devices and a jet mixing acceleration device, and the ultrahigh-pressure water jet devices and the jet mixing acceleration device are arranged; the water jet device and the ultrahigh-pressure water jet device are obliquely arranged; the jet mixing acceleration device comprises a mixing cavity, a mixing jet nozzle and a locking assembly, a plurality of mounting holes are formed in the mixing cavity, one mounting hole is communicated with the ultrahigh-pressure water jet device, the other mounting holes are connected with the corresponding high-pressure abrasive water jet devices, and at least one high-pressure abrasive water jet device is communicated with the mixing cavity. According to the invention, the pre-mixed abrasive water jet is firstly formed, and then the ultrahigh-pressure water jet with higher speed is formed to perform secondary acceleration on the pre-mixed abrasive water jet, so that the speed of abrasive particles is remarkably increased, and the jet cutting effect is improved.

The utility model discloses a modularized magnetic assembly teaching and playing assembly, which relates to the technical field of building block toys and comprises a building block frame body, the periphery of the building block frame body is provided with mounting grooves with the same number, two fasteners are mounted on the upper side and the lower side of the interior of each mounting groove in a butt joint manner, and two bearing plates are fixedly mounted on the inner walls of the two fasteners. The bearing plates on the two fasteners are correspondingly arranged, clamping grooves are formed in the bearing plates, and magnetic sheets are installed in the clamping grooves in a clamped mode. According to the utility model, the magnetic sheet is embedded into the clamping groove of the fastener, and then the fastener is mounted on the bottom side of the mounting groove, so that the sleeve and the insertion rod are aligned to the abdicating hole for insertion; and then the other fastener is buckled on the upper side, the upper sleeve and the lower sleeve are mutually inserted into the insertion rod, meanwhile, the limiting groove and the wedge-shaped clamping plate are clamped and fixed, and finally the magnetic sheet is limited by the upper clamping groove and the lower clamping groove. The utility model has the advantages that the combination modes are diversified and the interestingness is strong due to the magnetic attraction design; modularized magnetic sheet installation allows independent replacement of damaged magnetic sheets, overall disassembly is not needed, and maintenance is convenient.

This invention relates to the field of vacuum electronics technology, specifically to a wide-range adjustable magnetic positioning device for a superconducting magnet used in a gyroscopic traveling wave tube. The device includes a superconducting magnet and two coaxially arranged left and right compensation coils connected to the left and right end faces of the superconducting magnet. A temperature-controlled hole is formed through the middle of the superconducting magnet, into which the gyroscopic traveling wave tube is inserted. Both ends of the superconducting magnet have a first groove and a second groove for positioning and securing the left and right compensation coils. This invention increases the movable axial distance between the compensation coils and the superconducting magnet while maintaining a constant compensation coil current, thereby effectively improving the range and accuracy of the magnetic positioning device, allowing the gyroscopic traveling wave tube to operate at its optimal performance. It features convenient use, simple operation, high sensitivity, high accuracy, a wide range of magnetic positioning variations, and rich combinations of magnetic positioning methods.

The utility model relates to the technical field of silencers, and discloses a silencer assembly which comprises a cylinder body, stamping end covers are fixed at two ends of the cylinder body, pressing grooves are arranged on outer side surfaces of the stamping end covers in an array mode, connecting sleeves are fixed on the stamping end covers, silencing hole pipes are fixed in the connecting sleeves, red copper transition terminals are fixed at one ends of the silencing hole pipes, and the red copper transition terminals are fixed at the other ends of the silencing hole pipes. Silencing holes are formed in the silencing hole pipe in an array mode, and the stamping end cover is connected with the cylinder body in a welded mode. After the silencer assembly and the cylinder body are integrally formed, the stamping end covers which are independently formed are arranged at the two ends of the cylinder body, cold hardening in the material spinning process is reduced, the material cracking defect is avoided, the silencer avoids repeated spinning and rolling, the production cost is reduced, the machining efficiency is improved, the combination modes of the two ends of the cylinder body are diversified, and the practicability is high. The silencer assembly is suitable for various silencer structures, the stamping end cover is independently connected with the silencing hole pipe and the barrel in a welded mode, operation is easy, the production difficulty is lowered, and the service life of the silencer assembly is prolonged.

The present invention relates to the field of toys, and discloses a gyroscope toy. The gyroscope toy is composed of a first gyroscope and a second gyroscope that can rotate independently. The first gyroscope is provided with an energy storage acceleration component and a separation component. The energy storage acceleration component can store energy and accelerate the first gyroscope and the second gyroscope. The first gyroscope and the second gyroscope after energy storage and acceleration can rotate together as a combination, or the first gyroscope and the second gyroscope after energy storage and acceleration can be separated from each other by the separation component and then rotate separately. The gyroscope toy provided by the present invention has a novel structure and a variety of play methods, which enhances the fun and playability of the gyroscope toy, brings a richer competitive game experience to players, and improves the players' participation interest.