48results about How to "Easy snap connection" patented technology

The invention relates to a camera fixing device which comprises a base, an insert-pull piece, a connecting piece, a rotating piece and an installation piece, and all the parts of the camera fixing device are detachably connected. A camera not only can be fixed on objects such as a helmet, a side wall, a flat surface and the like, but also the camera is detachably connected, and the camera fixing device can be used for solving the problem that if one part is broken, the whole fixing device is necessarily replaced, so that the replacement of each part is more simple, convenient and practicable, thereby reducing the manufacture and use costs; in particular, a clamping connection is adopted between the insert-pull piece and the base so as to facilitate the disassembly, thereby meeting the requirement of operating the cameral without taking down the whole camera fixing device from a mount point; and in addition, the connecting piece and the rotating piece are rotatably connected, so that the camera can be used for realizing multi-angle filming and also can be used for carrying out localization on the shooting angle through coordinating with a screwed stud. The invention also relates to a camera device which comprises the camera and the camera fixing device.

The invention discloses a connection mechanism of a mobile terminal based on a big data platform. The connection mechanism of the mobile terminal based on the big data platform comprises a box and a vehicle-mounted mobile terminal. A cooling device is installed on one side of the box. A fixing groove is formed in the box. A pop-up mechanism is installed on one side of the fixing groove. The vehicle-mounted mobile terminal is embedded into the fixing groove. The connection mechanism of the mobile terminal based on the big data platform is provided with the vehicle-mounted mobile terminal whichcan be in butt joint with the fixing groove, so that when the vehicle-mounted mobile terminal is in butt joint with the fixing groove, a clamping block can be driven to move, when the clamping block moves, the fixing groove squeeze the clamping block, and when the clamping block is squeezed, a second spring is squeezed; and in this way, when the clamping block moves to a first clamping groove, thespring can conduct resetting on the clamping block by means of elastic force of the spring, when the clamping block is reset, a first squeezing block can be pushed into a second clamping groove for connection, after the clamping block is reset, the clamping block is clamped into the first clamping groove, and therefore the mobile terminal can be conveniently clamped and connected.

The invention relates to a splicing-insertion type glass fiber reinforced plastic tray, in particular to a tray which is suitable for different dimensional specifications and bearing capacities and capable of being reused for a long time. The splicing-insertion type glass fiber reinforced plastic tray is composed of long-strip panels, beams and supporters of supporting beams, wherein the upper side of each long-strip panel is a plane; the beams are crosswise placed under the panel and clamped to the panel in parallel; the supporters of the supporting beams are fixedly clamped to the beams; and the panels, the beams and the supporters are all produced from glass fiber reinforced plastic. The splicing-insertion type glass fiber reinforced plastic tray disclosed by the invention has the advantages of high bearing capacity, long repetitive use life, high strength, water resistance, corrosion resistance, large range of applicable sizes, large range of applicable bearing capacities, easy maintenance and simplicity for installation.

The invention discloses a prestressed fabricated concrete joint curved surface connecting structure which comprises prefabricated columns and prefabricated beams. Joint overhanging arms are arranged at joints of the prefabricated columns and the prefabricated beams, each joint overhanging arm is of a variable-section structure, sections at the joints of the joint overhanging arms and the prefabricated columns are large while those at the joints of the joint overhanging arms and the prefabricated beams are small, and end faces connected with the prefabricated beams are concave surfaces; connecting end faces of the prefabricated beams and the joint overhanging arms are convex surfaces, and the convex surfaces and the concave surfaces on the joint overhanging arms are equal in curvature. Prefabricated beams prestressed rebars sequentially penetrate prestressed rebar holes in the prefabricated beams, the joint overhanging arms and the prefabricated columns to be pre-tightened to connect the prefabricated beams, the joint overhanging arms and the prefabricated columns to form a whole. The prestressed fabricated concrete joint curved surface connecting structure is stable in structure and long in service life.

The invention discloses a device and a method for detecting the compaction degree of an on-site filling roadbed based on shear wave velocity, and solves the problems that in the prior art, a feeler lever can generate an embedding and extruding effect on a soil body and a bending element is in close contact with roadbed soil to be detected. The device and the method can improve the reliability of a shear wave test result. According to the specific scheme, the device for detecting the compaction degree of an on-site filling roadbed based on shear wave velocity comprises a shear wave excitation mechanism and a shear wave receiving mechanism, and each of the shear wave excitation mechanism and the shear wave receiving mechanism comprises an outer sleeve, a soil sampling inner core pipe and a bending element inner core rod; a first opening is formed in the side wall of the outer sleeve; the soil sampling inner core pipe can be detachably connected with the outer sleeve, so that when the outer sleeve is cut into a soil body, the soil body in the outer sleeve enters the soil sampling inner core pipe, and the soil sampling inner core pipe can move relative to the outer sleeve under the action of external force; and the bending element inner core rod comprises a hollow rod body which can be connected with the outer sleeve, the rod body is provided with a second opening which can be communicated with the first opening, and a movable bending element test piece is arranged in the rod body.

The invention discloses tubular bus supporting hardware for facilitating installation of tubular buses. The tubular bus supporting hardware comprises a mounting plate, a lower fixing ring and an upperfixing ring. Mounting bolts are connected to the mounting plate, connecting blocks are arranged on connecting sleeve rods, screw rod nuts are mounted on the connecting sleeve rods, and the connectingsleeve rods are connected to the screw rod nuts through the connecting blocks and connecting grooves. The upper fixing ring is located above the lower fixing ring, vertical rods are fixed to the upper fixing ring, toothed blocks are arranged on the vertical rods, the upper fixing ring is connected to the lower fixing ring through the vertical rods, and fastening bolts are mounted on the upper fixing ring and the lower fixing ring respectively. According to the tubular bus supporting hardware for facilitating installation of the tubular buses, the connecting sleeve rods under the connecting blocks form sliding structures with the screw rod nuts through the connecting blocks and the connecting grooves, and more convenience is provided for rotation of the screw rod nuts on the connecting sleeve rods so that the distance between a screw rod and the connecting sleeve rods can be conveniently adjusted through the screw rod nuts, and the mounting distance of the tubular buses can be adjustedconveniently.

The invention discloses a cable connecting device capable of being rotationally adjusted. The cable connecting device comprises a host, a rotating assembly and first plug-in units, wherein the rotating assembly is movably arranged on the host and comprises a supporting piece and a limiting piece, one side of the supporting piece is connected to the host, and the other side of the supporting pieceis connected with the limiting piece; and each first plug-in unit comprises a sleeve, and the sleeve is movably connected with the host through a rotating assembly. By designing an adjusting device between the host and the plug-in units, the angle of the plug-in units can be adjusted through rotation before the plug-in units are connected, so clamping connection between the two plug-in units is facilitated, clamping difficulty and poor contact are avoided, communication between the host and a slave after connection is more stable, clamping connection can be achieved only by pushing two ends during connection, operation is easy, practicability is high, and troubles are greatly reduced for workers.

The invention discloses a chemical production reaction device capable of quickly cleaning a conveying pipe. The chemical production reaction device comprises a reaction box, a spoiler, a driving motorand a one-way valve, a mounting cylinder is arranged at the upper end of the reaction box, the spoiler is arranged on the inner side of the mounting cylinder, a control rod is arranged in front of the spoiler, a reset spring is arranged on the outer surface of a limiting rod, the driving motor is installed in the middle of the upper end of the reaction box, a connecting rod is fixed behind the conical teeth, and a fixing rod is arranged at the tail end of the connecting rod. The chemical manufacturing reaction device capable of quickly cleaning the conveying pipe can quickly clean chemical residues in the conveying pipe, can control the falling speed of raw materials, can prevent the raw materials from being accumulated at the bottom due to gravity in the reaction process, and is high inreaction efficiency, stable in device structure operation, and reasonable in energy application. Stirring reaction is sufficient, processing and using are convenient, and the inner wall of the deviceis convenient to clean.

The invention discloses a four hot pressing connected body oxygen sensor outer clamped by end buckles, comprising a double-layer heat shield, a hexagonal nut clamping assembly, oxygen sensing chip assemblies, a main body copper protection sleeve, a four hot pressing outer clamping steel sleeve, a sealing ring, an insulated thermal insulation assembly, and a sensing wire harness assembly. The double-layer heat shield is fixedly welded to the front end of the hexagonal nut clamping assembly. The rear end of the hexagonal nut clamping assembly is fastened with the main body copper protection sleeve. The inner parts of the main body copper protection sleeve and the hexagonal nut clamping assembly and the double-layer heat shield are all arranged with an oxygen sensing chip assembly respectively. The insulated thermal insulation assembly is arranged between the oxygen sensing chip assembly and the main body copper protection sleeve. The tail of the chip in the oxygen sensing chip assembly is connected with the sensing wire harness assembly. According to the four hot pressing connected body oxygen sensor outer clamped by end buckles, the problem that the outer surface of the sensing wireharness assembly will be easily damaged by the high temperature heat diffused from the engine is solved through the four hot pressing outer clamping steel sleeve structure, the overall stability is good, the clamping connection is convenient, the strength is high, and is suitable for being popularized and used in the production and manufacturing of automobile oxygen sensors.

The invention discloses a portable measuring device with adjustable depth for rock and soil geological survey, which comprises a bottom plate, a through hole is arranged in the middle of the bottom plate, a borehole sampling device is arranged above the through hole, and the borehole sampling device It includes a first rotating shaft, a drill bit is arranged below the first rotating shaft, a number of connecting drill rods are arranged between the drill bit and the first rotating shaft, and first flanges are arranged at both ends of the connecting drill rods, The connecting drill rods are respectively connected to the drill bit and the first rotating shaft through the second flange, the connecting drill rod is provided with a first helical leaf, and the inside of the connecting drill rod is provided with a cavity, so A rotating shaft is arranged inside the cavity. Beneficial effects: the device is simple in structure, easy to operate and use, and can sample rock and soil at different depths at one time, avoiding mixing of rock and soil at different depths during ascent, greatly increasing the safety of use and increasing the accuracy of sampling , to improve the accuracy of sampling measurement.

The invention relates to a movable thread-off proof anti-skid F-shaped valve key which comprises a handle (1), a first driving end (2) and a second driving end (3). The first driving end (2) is connected to the end of the handle (1), the second driving end (3) is connected to the side wall of the handle (1), an F shape is formed after the handle (1) is connected with the first driving end (2) andthe second driving end (3), a driving end thread part (32) is arranged on the second driving end (3), a nut (4) is connected to the driving end thread part (32), a rod (5) is welded and connected to the outer wall of the nut (4), and the length of the rod (5) is smaller than the distance between the first driving end (2) and the second driving end (3). The valve key can be clamped and connected toa valve conveniently, and the phenomenon that the F-shaped key falls down when a user exerts force is avoided.

The invention relates to the technical field of building engineering boards, in particular to a multipurpose prefabricated thermal insulation board and a manufacturing method and a construction methodof the multipurpose prefabricated thermal insulation board as different walls. An existing building board directly wraps C-shaped steel by adopting an EPS board, the bearing capacity is insufficient,and the connection between the upper layer and the lower layer is not firm. The multipurpose prefabricated thermal insulation board comprises a board body. The board body comprises a main board and asteel frame which are compounded together. One end of the board body is provided with a protruding groove and tongue and the other end corresponding to the protruding groove and tongue is provided with a concave groove and tongue. The steel frame comprises a plurality of steel keels, each steel keel array is arranged on the same side of the main board, and the firm multipurpose prefabricated thermal insulation board with the steel frame and the main board integrated is produced; the bearing performance is multiplied, the multipurpose prefabricated thermal insulation board is more light in weight and more convenient and faster, and the use range and the use function of a conventional EPS wall board are completely subverted; and the multipurpose prefabricated thermal insulation board is suitable for mounting of various forms of wall bodies and has good development prospects in the technical field of building engineering boards.

The invention discloses a directional oil throwing mechanism for a compressor and a refrigerator compressor. The directional oil throwing mechanism comprises a directional cap, wherein the directional cap is mounted at one side, opposite to a connecting rod, of a crankshaft balance block, the directional cap is matched with the crankshaft balance block, the directional cap is connected with the crankshaft balance block, and one side, close to the crankshaft balance block, of the directional cap is provided with a reducing section to control the lubricating oil splashing position of a crankshaft oil groove. the oil line splashing position of lubricating oil can be effectively controlled by adjusting the length and slope of the horn mouth of the directional cap according to the requirements of compressors of different sizes for the oil line splashing position, the amount of lubricating oil sucked into the system is reduced while a piston is fully lubricated, and the product reliability and the overall performance of a refrigerating system are improved.

The invention discloses a rotatable and adjustable cable connection device, which includes a host and a rotating assembly, the rotating assembly is movably arranged on the host, the rotating assembly includes a support and a limiter, one side of the support is connected to On the host, the other side is connected to the limiter; and, the first plug-in includes a sleeve, and the sleeve is movably connected to the host through a rotating assembly; the present invention designs an adjustment between the host and the plug-in The device can rotate and adjust the angle of the plug-in before the plug-in connection, which is convenient for the snap-in connection between the two plug-ins, avoiding the difficulty of snap-in and poor contact. After the connection, the communication between the master and the slave is more stable. The terminal can be snapped and connected, the operation is simple, and the trouble of the staff is greatly saved.

The invention discloses a prestressed fabricated concrete joint curved surface connecting structure which comprises prefabricated columns and prefabricated beams. Joint overhanging arms are arranged at joints of the prefabricated columns and the prefabricated beams, each joint overhanging arm is of a variable-section structure, sections at the joints of the joint overhanging arms and the prefabricated columns are large while those at the joints of the joint overhanging arms and the prefabricated beams are small, and end faces connected with the prefabricated beams are concave surfaces; connecting end faces of the prefabricated beams and the joint overhanging arms are convex surfaces, and the convex surfaces and the concave surfaces on the joint overhanging arms are equal in curvature. Prefabricated beams prestressed rebars sequentially penetrate prestressed rebar holes in the prefabricated beams, the joint overhanging arms and the prefabricated columns to be pre-tightened to connect the prefabricated beams, the joint overhanging arms and the prefabricated columns to form a whole. The prestressed fabricated concrete joint curved surface connecting structure is stable in structure and long in service life.

The invention relates to the technical field of valves, in particular to an outdoor valve for petroleum pipelines with antifreeze function, comprising a valve body, a heat preservation mechanism is installed on the valve body, and a plurality of locking mechanisms are connected to the heat preservation mechanism, A support mechanism is installed on the heat preservation mechanism, a control mechanism is connected to the support mechanism, and a discharge mechanism is installed on the heat preservation mechanism; under the action of the locking mechanism, the disassembly and assembly of the heat preservation mechanism and the valve body is convenient, and the heat preservation mechanism has It is beneficial to convert solar energy into electric energy and generate heat to heat and keep the outside of the valve body, which is beneficial to prevent the valve body from being damaged by freezing in winter. It is convenient to drive and control the support mechanism under the action of the control mechanism. It is convenient for storage and storage, and it is convenient to discharge the water vapor and pressure generated between the heat preservation mechanism and the valve body under the action of the discharge mechanism, which reduces the damage to the valve body and the heat preservation mechanism and prolongs the service life.