87results about How to "Fixed and reliable" patented technology

The invention aims to provide a ceiling fan flange which is convenient to fix and reliable and a ceiling fan provided with the flange. The ceiling fan flange comprises a flange body, and a screw hole is formed in the flange body. The ceiling fan flange is characterized in that a through hole is formed in the flange body, and a part of the through hole is communicated with the screw hole; a fixing pin is fixedly mounted in the through hole, a rotation preventing plane is arranged at the side part of the fixing pin and faces the screw hole, and part of the rotation preventing plane is located in the screw hole. The ceiling fan comprises a motor shaft, a motor, fan blades and the flange, the motor is mounted on the motor shaft, the fan blades are mounted on the motor, external threads are formed in the upper part of the motor shaft, and the motor shaft extends into the screw hole in the flange and is connected and fixed with the flange in a screw-thread fit manner. More importantly, a fixing plane is arranged at the side part of the upper part of the motor shaft and is opposite to the rotation preventing plane of the fixing pin.

The invention provides a fuse mounting structure. The fuse mounting structure comprises an electric appliance box main body and a fuse holder, wherein slots are formed in the two sides of the electric appliance box main body; first bosses and second bosses are arranged inside the slots; the fuse holder comprises a fuse mounting part, clamping parts positioned on the two sides of the fuse mounting part, and two insertion parts positioned below the fuse mounting part; the insertion parts comprise sliding chutes with sealed upper ends and lower ends, and bulges protruded in the directions far away from the sliding chutes; the insertion parts of the fuse holder are inserted in the slots of the electric appliance box main body; the second bosses are positioned in the sliding chute; under the working condition, the first bosses are buckled with the bulges, and meanwhile the second bulges are not in contact with the lower ends of the sliding chutes; under the out-of-service condition, the first bosses squeeze the bulges to enable the insertion parts to be deformed towards the sliding chutes, and meanwhile the second bosses are in contact with the lower ends of the sliding chutes. The fuse mounting structure disclosed by the invention is convenient to operate and high in safety.

The invention relates to a thread-connection apparatus for connecting two thread ends without using knots, having at least two friction discs which can rotate in relation to one another for the purpose of machining the thread ends to be connected. According to the invention, provision is made for the friction disks (16, 17) to be provided such that they are fixed to holding rings (19) of the thread-connection apparatus (10) by permanent-magnet inserts (26) in a force-fitting manner and are easily accessible, so that it is possible to exchange the friction disks (16, 17) even when the thread-connection device (10) is installed.

The invention relates to the technical field of wire harness fixing devices and discloses a metal plate clamp assembly. The metal plate clamp assembly comprises a metal plate clamp and a ribbon. The metal plate clamp comprises a ribbon fixing part and a metal plate clamp fixing part. A ribbon channel is formed in the ribbon fixing part, two sets of protrusions are arranged in the ribbon channel in the direction perpendicular to the ribbon penetrating direction, and the distance between the two sets of protrusions is smaller than the width of the widest to-be-used ribbon. The ribbon is connected with the protrusions in a clamped manner through tooth clearances in the ribbon. The fixing reliability of the ribbon for a wire harness is improved, and the metal plate clamp assembly is suitable for adopting ribbons of different widths.

The invention provides a self-locking looseness-proof pipe clamp which comprises a fixing bolt, an upper fixing plate, a supporting block and a lower fixing plate, wherein the supporting block comprises an upper part and a lower part, concave parts are respectively formed on the edges of the upper and lower parts, the respectively concave parts of the upper and lower parts are combined to form a hole for fixing a pipeline when the edges of the upper and lower parts are spliced, the lower fixing plate is fixed on a field supporting face, and the fixing bolt penetrates through the upper fixing plate and the supporting block and is screwed into the lower fixing plate. The self-locking looseness-proof pipe clamp also comprises a ratchet wheel and a ratchet pawl, wherein the ratchet wheel is located between an outer hexagon nut of the fixing bolt and the upper fixing plate, and the ratchet wheel is fixedly connected with the fixing bolt; and the ratchet pawl is rotatably arranged on the upper fixing plate and is meshed with the ratchet wheel to prevent the ratchet wheel from rotating towards the unscrewing direction of the fixing bolt. The self-locking looseness-proof pipe clamp does not require frequent point inspection and maintenance and has the advantages of convenience for installation and use, simple structure, low cost, long service life, strong replaceability with the traditional pipe clamp and the like.

The invention discloses a bone carrying device for a large segmental bone defect of a tibia. The device comprises a main intramedullary screw, a fixed support, a plurality of fixed screws, and a plurality of carrying needles capable of moving axially along the main intramedullary screw, wherein the main intramedullary screw can be axially nailed into the sclerotin and has the size matched with that of the anatomical structure of the human tibia; locking holes matched with the common fixed screws are formed in two ends of the main intramedullary screw; fixed screw holes are formed in two ends of the main intramedullary screw; the rear ends of the fixed screws are connected with the fixed support; the front ends of the fixed screws are in matched connection with the fixed screw holes in the main intramedullary screw; one end of each carrying needle is implanted into a bone needing to slip; and the other ends of the carrying needles are connected onto the fixed support.

The invention relates to a 3D printing method of a bone defect prosthesis, and belongs to the technical field of making of a bone prosthesis. The 3D printing method comprises the steps of establishinga bone defect model: constructing a three-dimensional mathematical model for bone defect through a CT or MRI technique; establishing a prosthesis model; compiling a printing program; performing pre-printing: performing printing, and performing layer-by-layer printing of the prosthesis; switching on a heat insulation device in a printing table, and keeping the temperature of the surface being in contact with the prosthesis, of the heat insulation device consistent with the temperature of the prosthesis; reducing the temperature: after printing is completed, rotating the printing table for aircooling and reducing the temperature; and taking down the prosthesis to end printing. According to the 3D printing method disclosed by the invention, through a gradient structure of a supporting framework layer and a merging layer, on one hand, the structural strength is guaranteed, the functionality is realized, on the other hand, through combination of the merging layer and a natural bone, the combining strength can be increased, through the gradient design, the purposes of saving the cost and reducing the weight are realized easily through selection of materials, and help is provided for promoting clinical application of bone prosthesis.

The invention discloses a bone transport apparatus for treatment of large segmental defect of humerus. The bone transport apparatus comprises a main intramedullary nail axially driven into bones, and further comprises a fixation support, a plurality of set screws and a plurality of transport needles. The main intramedullary nail is of the scope matched with the human humerus anatomical structure, and both ends of the main intramedullary nail are provided with lock holes matched with general set screws and provided with set screw holes. The near end of the main intramedullary nail is provided with a blade feed hole and a screw blade matched with the blade feed hole. Rear ends of the set screws are connected with the fixation support while front ends thereof are matched and connected with the set screws on the main intramedullary nail. The transport nails, with one ends being implanted into bones needing transport and the other ends being connected with the fixation support, are capable of moving along the axial direction of the main intramedullary nail.

The invention discloses a large-space commercial vehicle frame turning-over device which comprises a frame lifting hydraulic cylinder, a turning-over base, a turning-over motor, a turning-over shaft, a frame fixing base, displacement vehicle supporting legs, a frame displacement base, a measuring protection plate, displacement wheels and a gearbox. A track lifting base is arranged under the ground. A track lifting hydraulic cylinder is fixedly installed on the track lifting base. An assembly line track is installed on the upper portion of the track lifting hydraulic cylinder. The displacement vehicle supporting legs are arranged on the assembly line track. The displacement wheels are installed on the lower portions of the displacement vehicle supporting legs. The turning-over shaft is installed on the turning-over base. The frame fixing base is arranged at the tail end of the turning-over shaft. A frame is lifted by means of the hydraulic cylinder, and fixed through another hydraulic cylinder, fixing is reliable, the motor drives the frame to rotate, turning-over is stable, efficiency is high, and the turning-over device is simple in structure and convenient to operate.

The invention relates to a single tooth implant for a fixed dental prosthesis, said implant comprising a substantially cylindrical main part which can be inserted into a bore in a jaw bone; an abutment which can be inserted into the annular seat in the main part, said abutment having a bore for receiving a retaining screw and a securing head for the dental prosthesis; and a retaining screw which can be inserted into the blind hole of the main part and traverses the abutment.

The invention discloses a clamping device for a plant leaf surface physical parameter detection sensor, aiming to overcome defects that existing clamping devices are large in size, inconvenient to carry and narrow in application range. A stepped through hole for holding a magnet is formed at the center of an upper clamping plate, a rectangular groove is formed at one end of the upper clamping plate, the depth of the stepped thorough hole is larger than the thickness of the magnet, the stepped through hole is sealed by a magnet cover plate, one side of the stepped through hole, close to the rectangular groove, is in the shape of a semi-dovetail groove, and a trapezoidal clamping block is regulated in the rectangular groove freely by screws, and matches with the semi-dovetail groove to fix the physical parameter acquisition sensor. Besides, an elongated slot is formed at the other end of the upper clamping plate and used for mounting a USB (universal serial bus) connector, and is communicated with a wiring slot on the inner side of the upper clamping plate, and the USB connector is in signal connection with the physical parameter acquisition sensor through a signal line in the wiring slot. By the clamping device, the sensor can be fixed reliably, measurement precision of leaf thermometers is improved, and damages to measured objects can be reduced to the utmost extent.

The invention relates to a television support, comprising a support body and a fixing mechanism arranged on the support body, wherein the fixing mechanism comprises a locating plate fixed on the support body, a support frame movably mounted on the locating plate and a blocking piece used for fixing the support frame and the locating plate; the locating plate comprises a vertical clamping piece; the support frame comprises a base part for fixing a television, two side wings which are formed by bending and extending the two sides of the base part and a cavity surrounded by the side wings and the base part; the two side wings are respectively provided with a clamping hook which is oppositely buckled with the clamping piece; and one end of the clamping piece is fixed in the cavity, and the other end of the clamping piece extends towards the outside of the cavity and is fixed on the locating plate. The television support adopts the structures that the clamping piece and the clamping hooks are mutually buckled and the blocking piece is used for fixing, thus a television is easy and convenient to mount, can be guaranteed to be fixed reliably after being mounted, and is free from loosening...

An intelligent temperature-control semiconductor cold-compress instrument is composed of a water cooling device, a heat-conducting bottom plate and a semiconductor refrigerating plate. The semiconductor refrigerating plate is arranged on the heat-conducting bottom plate, the refrigerating surface of the semiconductor refrigerating plate is attached to the heat-conducting bottom plate, and water cooling heads of the water cooling device are arranged on the heat-dispersing surface of the semiconductor refrigerating plate. According to the intelligent temperature-control semiconductor cold-compress instrument, the semiconductor refrigerating plate serves as a cold source, and an operator can control the working state of the cold-compress instrument through a human-computer interaction interface, so that the effect that the cold-compress temperature and time are adjustable is achieved. A temperature sensor is used for precisely controlling the cold-compress temperature. A cold-compress patch part of the cold-compress instrument is smaller in size and is attached to surface skin of an affected part through a silica gel sticking patch, and the advantages of conveniently observing the skin condition, meeting the requirement of small wound cold compress and the like are achieved. The cold-compress instrument does not need an external power supply and can be applied to hospital treatment and outdoor on-site rescue.

The invention provides a capacitive transition and voltage control device for testing the fault of a power cable and belongs to the field of cable fault testing devices. The device is characterized by comprising a static polar disc (6) and a movable polar disc (5). A capacitive plug-in assembly (12) and a plurality of voltage change-over switches are fixedly arranged on the static polar disc (6). Multiple sets of connection assemblies, fittingly connected with the capacitive plug-in assembly in the plug-in manner, and guide posts (29) used for triggering the voltage change-over switches, are arranged on the movable polar disc (5). Through pulling up, rotating and pressing down the movable polar disc (5), the plug-in operation of the capacitive plug-in assembly (12) on the static polar disc (6) and the triggering effect of the voltage change-over switches are realized. According to the technical scheme of the invention, in the capacitive transition and voltage control device for testing the fault of the power cable, the plug-in state of the static polar disc and the movable polar disc is realized through the rotating and plugging process. Meanwhile, the transition of the capacitance and the transition of the test voltage during the cable testing process are realized. Therefore, the device can be used for testing the faults of cables of different types and different levels.

The embodiment of the invention provides electrical equipment. The electrical equipment comprises a first shell, a second shell and a cable sheath, wherein the first shell comprises a wire inlet holecomposed of a limiting hole and a rotation stopping hole, and the cable sheath correspondingly comprises a limiting sleeve shoulder and a rotation stopping sleeve shoulder; the second shell comprisesa positioning rib, and the rotation stopping sleeve shoulder further correspondingly comprises a limiting groove. The cable sheath is arranged in the wire inlet hole in a penetrating manner, so that the rotation stopping hole and the rotation stopping sleeve shoulder are in hole-shaft fit, and the cable sheath is prevented from rotating relative to the first shell; and the limiting sleeve shoulderand the limiting hole are in hole-shaft fit, so that the cable sheath is prevented from moving in the direction of penetrating into the cable inlet hole. Therefore, according to the technical schemeprovided by the embodiment of the invention, the cable sheath can be reliably fixed, the possibility that the cable sheath slides and gets loose relative to the electrical equipment is reduced, and the cable of the electrical equipment is effectively protected.

The invention discloses a composite skull base repair fixer. The top end of a connecting rod is provided with a fixed disc, the lower end of the connecting rod is provided with a movable disc capable of moving on the connecting rod, the fixed disc and the movable disc are coaxial on the connecting rod and use one side, opposite to the movable disc, of the fixed disc as the inner side, a biological dura mater matched with the shape of the fixed disc is pasted on the inner side surface of the fixed disc, a silica gel bag filled with water absorption resin is additionally arranged on the connecting rod arranged between the fixed disc and the movable disc, a plurality of through holes are uniformly formed in the movable disc, the inner side surface of the movable disc comprises an inner ring and an outer ring, the through holes are formed between the inner ring and the outer ring, the inner ring is butted against and in contact with the silica gel bag, a plurality of needle-shaped sawteeth are arranged at the outer ring, the needle-shaped sawteeth face the silica gel bag, in addition, a flow guide groove is formed in the needle-shaped sawteeth, when the silica gel bag is pierced by the needle-shaped sawteeth, one end of the flow guide groove is communicated with the silica gel bag, and the other end of the flow guide groove is communicated with a bone window gap of the skull of a patient. The composite skull base repair fixer has the advantages that the biological dura mater capable of being trimmed and the water absorption resin of the silica gel bag with good conformity can be applicable to the complete repair on various defective bone windows, the leakage of cerebrospinal fluid can be repaired, and the death rate and the occurrence rate of postoperative intracranial infection are reduced.

The invention discloses a steel bar cutting machine which comprises a cutting machine body, a handle arranged at the upper end of the cutting machine body, a protection cover arranged on one side of the cutting machine body, a cutting blade arranged in the protection cover and a working table arranged at the lower end of the cutting machine body. A through hole is formed in the working table, a water injection port is formed in the upper end of the protection cover, a water flowing pipe is arranged in the protection cover, a motor is arranged in the cutting machine body, the motor is connected with the cutting blade, and the working table is detachably connected with the cutting machine body. Water absorbing sponge is arranged at the inner end of the protection cover, and water can be injected into the water absorbing sponge through the water flowing pipe. When the cutting machine conducts cutting, the water absorbing sponge can effectively adsorb flying dust at the upper end, and working environment of operation workers is improved. Due to the fact that the working table with the through hole is arranged at the lower end, a steel bar can penetrate the through hole to be cut, a reliable fixing effect is achieved, noise is reduced, and the machine is simple in structure, convenient to use and low in manufacture cost.

The invention discloses an intelligent gravity clamping automatic barrel-filling drinking water device, which includes an intelligent part, a bracket part, a lifting part, a side turning part, and a counterweight frame. The inside of the support part is provided with a water processing part for heating and cooling drinking water, and one side of the support part is connected with a bucket connection part for placing and fixing a pure water bucket through a side turning part. The resistance thermostat The connection is connected to the water processing part through wires, the temperature sensor is arranged in the water processing part, the temperature sensor is used to detect the temperature of drinking water in the water processing part, and the wireless connection part is used to establish a wireless connection with the smart device, so The above-mentioned resistance temperature controller is used to control the water cooling and heating range of the water processing department. The invention can automatically fix the equipment and load the pure water bucket, the pure water bucket can be easily replaced, and at the same time, the working state of the drinking water equipment can be remotely controlled, and the operation is simple and convenient.

The invention discloses an automobile trunk lid packaging box production technique. The automobile trunk lid packaging box production technique comprises the following steps of S1, making a corrugatedpaper packaging plate, wherein the step S1 comprises the steps of S11, printing graphic or text logos on the corrugated paper packaging plate by utilizing an ink printing and fluting machine, and pressing out transverse folds extending in the width direction and longitudinal folds extending in the length direction, and S12, cutting the corrugated paper packaging plate by utilizing a steel cutter,so as to obtain the corrugated paper packaging plate capable of being folded into an automobile trunk lid packaging box; and S2, fixing hook and loop belts on the inner surface and the outer surfaceof the corrugated paper packaging plate. According to the automobile trunk lid packaging box production technique, the corrugated paper packaging board meeting requirements can be quickly, stably andreliably manufactured, the automobile trunk lid packaging box can be quickly and conveniently folded, an automobile trunk lid can be fixed reliably and foam does not need to be used; and the whole process is high in mechanical degree and high in production efficiency, and meanwhile, the labor intensity of workers is greatly reduced.

The embodiment of the invention provides a supporting plate and a battery module. The supporting plate is applied to the battery module; the battery module comprises a bottom plate and a plurality of cells mounted on the bottom plate. A plurality of passing opening groups are arranged on the supporting plate; each passing opening group comprises a plurality of passing openings; the cells are mounted on the bottom plate after passing through the passing openings; heating devices are arranged among the plurality of passing opening groups; the heating devices are connected with a power supply. In the case that the power supply is powered on, the heating devices generate heat and heat the cells passing through the passing openings, so that temperatures of the cells reach a required working temperature.

The invention discloses a semiconductor laser photoelectric detector die bonding clamp and a die bonding method. The semiconductor laser photoelectric detector die bonding clamp comprises a base, a positioning mechanism, a tray, tube socket positioning holes, a cover plate, elastic sheets, and a cover plate fixing mechanism. The base is fixed to a photoelectric detector die bonder, and silver colloid is smeared to the middle positions of 12-degree-angle planes of tube sockets through a dispensing head of the die bonder; and the photoelectric detector is die-bonded on the silver colloid throughsuction nozzles. The above dispensing and die bonding processes is repeated until the die bonding of the photoelectric detector is completed on the 12-degree angle planes of all the tube sockets. Finally, the positioning mechanism is loosened, and the base is taken out after die bonding. The tube sockets are reliable in fixation and convenient to replace, dispensing and die bonding work is completed on the same fixture through simple operation and automatic equipment, better conditions are provided for the next procedure, the loading capacity is greatly increased, and the production efficiency is improved.

The invention relates to the technical field of plastic part machining, in particular to a surface fine treatment system for plastic part machining. The surface fine treatment system for plastic part machining comprises a workbench, and a fixing device and a grinding device are arranged on the workbench; the fixing device comprises a rotating motor, a fixing cylinder, a bidirectional electric cylinder and a fixing plate; and the grinding device comprises a mounting rod, a driving motor, a driving gear, a concentric-square-shaped lifting frame, a grinding rod, a grinding block and a lifting pressure spring. In a plastic gear grinding process of the system, plastic gears with different inner hole diameters can be fixed and ground, the system can also be used to grinding plastic gears with the small distance between two teeth, the plastic gears can be reliably fixed, and the grinding efficiency is high.

The invention relates to a fork-shaped bone fracture plate for treating dislocation of a sternoclavicular joint, and belongs to the technical field of orthopedic medical instruments. The fork-shaped bone fracture plate is used for repositioning and fixing a breast bone and a collar bone in an operation of dislocation of the sternoclavicular joint. The technical scheme is that: the fork-shaped bone fracture plate consists of a plate body and a fixing fork, wherein the plate body is an elongated plate; a plurality of fixing screw holes for fixing the breast bone and the collar bone are distributed on the plane of the plate body; the fixing fork is a bent thin cylinder and consists of a root part and a fork body; the root part is vertically fixed at one end of the plane of the plate body; the fork body is straight, is positioned above the plane of the plate body and is parallel to a long axis of the plane of the plate body; and the front end of the fork body is sharp, while the rear end is connected with the root part. The fork-shaped bone fracture plate has the advantages of simple operation, safety, no damage to important organizational structures behind the breast bone and the collar bone under orthoptic operation, stable fixation and good joint reliability; the plate body accords with anatomical features of the sternoclavicular joint; and the fork-shaped bone fracture plate is reliably fixed after being fixed with screws, and is favorable for carrying out early functional exercise, and repairing and rebuilding damaged sternoclavicular joint capsule, sternoclavicular ligaments and costoclavicular ligaments.

The invention discloses a multifunctional low-temperature well plate apparatus, which includes a hollow box. The top of the box is equipped with a 96-well plate and an EP tube rack which are connected to the box to form one body. The top of the box is provided with a refrigerant feeding port, and the bottom of the side wall of the box is provided with a refrigerant discharge port. A refrigerant is located inside the box, so that the 96-well plate and the EP tube rack arranged at the top of the box are kept in low-temperature circumstances. During an experimental process, PCR tubes and EP tubes can be directly located in the 96-well plate and the EP tube rack. The apparatus is reliable in fixation and uniform in cooling, and an 8-tube strip used for a fluorescence test can be used on the apparatus.

A damper device can easily and reliably lead bearing heater connected with a heater. In the air door device (1), the heater wire (8) through the formation of heater on the bulkhead plate (20) of the lead pathway (25) and pulled around to the driving chamber (60) side. And the heater wire (8) the middle part on the surface of the shell (3) of the housing (3) of the side plate portion (321) surface and formed on the bulkhead plate (20) the next plate side lead support department (26) is supported. Heater wire (8) along the bottom of the side plate (3) the Housing Department 321 outer surface (concavity (33) (330) along the X direction extension, the next plate side supporting leads the Ministry (26) for supporting a heater wire (8) along the side (321) outer surface extending part.

The invention discloses a cable protection tube bridge crossing structure, which comprises a pier arranged in a river and a cable bridge crossing over the river, wherein an arc steel frame is arranged on the pier; the cable bridge passes through the arc steel frame; the arc steel frame is fixed with the cable bridge via cable-stayed ropes; the cable bridge is provided with a protection tube clamp for fixing the cable protection tube; the protection tube clamp comprises a plurality of parallelly-arranged clamping strips vertically; the cable protection tubes are fixed between vertical adjacent clamping strips side by side; and each clamping strip is provided with an arc-shaped positioning groove for positioning the outer circle of the cable protection tube. The protection tube clamp is arranged on the cable bridge for fixing the cable protection tube, and the protection tube can be ensured to be reliably and tidily fixed in the bridge.

The invention discloses a five or six gear shifting yoke bending die of an automobile, which belongs to the technical field of die design. The five or six gear shifting yoke bending die comprises a concave die, a convex die, a convex die fixed plate, a workpiece and a concave die fixed plate, wherein a counterbore is formed in the middle of the concave die, the concave die and the concave die fixed plate are fixed into a whole by adopting a welding mode, and the connection is firm; during processing, the workpiece is put into the counterbore of the concave die, and the workpiece which is put into the concave die is forged and pressed by the convex die; and the convex die and the convex die fixed plate are fixedly connected by adopting the welding mode, the convex die fixed plate is fixed to a forging head of a forging machine, and the forging head moves up and down so as to drive the convex die to forge a workblank of the workpiece, so that the required shape of the workpiece is formed. According to the five or six gear shifting yoke bending die of the automobile, the workpiece is conveniently formed, the convex die and the convex die fixed plate are reliably fixed, the concave die and the concave die fixed plate are reliably fixed on a workbench, the position of the concave die fixed plate can be adjusted, and the processing accuracy of the workpiece is high.