51results about How to "Avoid Lost Situations" patented technology

The invention discloses a precision adjusting method based on digital compensation and a digital oscilloscope. The method comprises the steps of obtaining digital waveform data of a signal; performingrandom number compensation on a numerical value of each data point in the digital waveform data to obtain a plurality of compensation values corresponding to the numerical values of the data points;performing digital gain configuration on each compensation value to obtain a plurality of one-to-one corresponding configuration values; cutting out each configuration value, and obtaining first values with the isotopic number as the numerical values of the data points; according to the first values, displaying the signal waveforms. Due to the fact that the obtained first values show the distribution with continuous values and the small identical numerical value ratio, no middle numerical value is lost, when the first values are used for performing waveform displaying, the waveforms can show the smooth display effect with no broken line, and the signal waveform observation experience of technicists can be improved.

The invention discloses a machine data acquisition method, which comprises the following steps of: transmitting a connection instruction to a data receiver to connect an access point server and the data server; when the access point server is successfully connected with the data receiver, transmitting a searching node instruction to the data receiver to search for a machine; when the data receiver finds the machine, transmitting an acquisition instruction to the data receiver to acquire machine data corresponding to the found machine; storing the acquired machine data in form of file; when the machine data in the data receiver is updated, synchronously updating the updated machine data into a file; and transferring the updated machine data in the file into a database to finish the acquisition of the machine data. The invention also provides a machine data acquisition system. By the method and the system, the data volume of the database can be reduced, the condition of data loss caused by network anomalies can be avoided, and the data error rate is reduced.

The invention discloses a portable multi-functional labor-saving screwdriver. The portable multi-functional labor-saving screwdriver comprises a handle; containing cavity chambers are correspondinglyarranged on the two side surfaces of the middle of the handle; a cavity is formed in the handle, a containing assembly is installed at the top of the cavity, a containing tube is installed at the topof the cavity, the containing tube is filled with a sponge block, and containing holes are formed in the top end of the sponge block in a centrosymmetrical mode. According to the portable multi-functional labor-saving screwdriver, the structure is scientific and reasonable, the use is safe and convenient, and the functions of labor saving, multifunction and convenient portability are realized; thelabor-saving function is achieved through the containing cavity chamber, a first rotating shaft and a booster rod; multiple screwdriver heads are convenient to collect through the containing assembly; the shaking of screwdriver heads is reduced in the process of collecting through the coordination of a rotating disc and the sponge block; the goal of multiple purposes of one screwdriver is achieved by replacing screw screwdriver heads; and at the same time, outlets of the screwdriver heads and label grooves are formed, the purpose of accurately picking up the screwdriver heads is realized by rotating the rotating disc, and the efficiency of picking up the screwdriver heads is improved.

The invention discloses a pressing type grounding wire joint connecting device, which comprises a wire clamp, wherein the bottom of the wire clamp is provided with a fixed contact, the fixed contact is provided with a movable contact, and the bottom of the movable contact is connected with a grounding wire; the fixed contact includes a cylindrical body fixed at the bottom of the wire clamp, the bottom of the cylindrical body is provided with an inserting port, the inserting port is internally provided with an extrusion spring, and the inner wall at the bottom of the inserting port is providedwith a plurality of uniformly distributed clamping slots; and the movable contact includes an upper inserting head, the bottom of the upper inserting head is provided with a grounding wire sleeve, andthe side wall surface of the upper inserting head is provided with clamping blocks matched with the clamping slots. The device has the characteristics that the firmness of grounding wire connection can be improved, the labor intensity of operators can be reduced, and the assembly efficiency can be improved.

The invention discloses a fiber clamping joint on a fiber quick-connection joint. The fiber clamping joint on a fiber quick-connection joint includes a joint base and a clamping base, wherein the joint base includes a rectangular base body, and a hinge column is moulded on two side walls of the base body; a semi-circular lower plate body is moulded on the front end surface of the base body; a plurality of D type lower clamping pieces are moulded on the inner wall of the lower plate body; the clamping base includes side plates on two side walls of the base body; a front positioning hole and a back positioning hole which are communicated with each other are formed in each of the side plates; the hinge column is inserted in the front positioning holes of the side plates; circular arc transition is formed between the front positioning hole and the back positioning hole; the back end of each back positioning hole penetrates through a wire duct of the back end surface of each side plate; a front panel is moulded on the front end surface of the side plates; a semi-circular upper plate body is moulded on the front end surface of the front panel; the upper plate body abuts against the lowerplate body, and is opposite to the lower plate body to be displayed in an annular column sleeve; an annular limit sleeve is moulded on the outer wall of the front end of the upper plate body; and thelimit sleeve sleeves the lower plate body in an inserted manner. The fiber clamping joint on a fiber quick-connection joint is convenient for mounting, clamping and fixing of fibers, and does not need a fixing sleeve, thus avoiding the situation of losing the fixing sleeve.

The invention relates to a thread tension adjustment mechanism of a sewing machine. A screw is assembled on a sewing machine body, two thread champing pieces and a spring are connected with the screw in sequence in a sleeved manner to enable the two thread clamping pieces to be arranged between the spring and the machine body in a butted manner, a knob is arranged, a screw hole is formed in the center of the knob to be in screw joint with the screw and pressed on the spring in a butted manner, and a plurality of slots are formed in the periphery of the screw hole of the knob. Thereby, by the aid of the slots formed in the periphery of the screw hole of the knob, the knob screw hole with the diameter smaller than that of the screw can generate extension margin to benefit screw joint with the screw; when the knob is positioned to restore, the screw can be clamped tightly to be prevented from loosening due to vibration, and accordingly pressure on the spring is stabilized to keep adjustment statuses of a thread.

A system and a method for adjusting dynamic random access memory (DRAM) operating frequency are provided. The DRAM operating frequency adjusting system comprises: a statistics module, for counting the effective operating state of DRAM in a predetermined time interval to acquire bandwidth utilization of current DRAM operating frequency; a parameter configuration module, including a target operating frequency configuration sub-module which is used for generating a target operating frequency; a frequency switch controller, for adjusting the current DRAM operating frequency to a target operating frequency. The system adjusts the performance power consumption balance point of the DRAM so as to improve operating speed of the chip system and save power consumption effectively.

The invention relates to the technical field of e-commerce, and discloses an encrypted display device for e-commerce that is automatically rotated and exhibited, including a casing, the top of which is movably connected with a cover plate; The rotation of the turntable provides double checkpoints for the start of the device, increasing the safety of exhibit storage. While the gear and the second turntable are changing between the rotating and stationary states, the placement table is rotated up and kept rotating at the highest point, and then received The action of the outer spring moves down, automatically rotating the exhibits, increasing the comprehensiveness of the exhibits display, with a high degree of automation, and after the exhibition is over, the exhibits are automatically retracted, which is more conducive to the retraction of the exhibits and saves more manpower. The gear bar moves up and down to make the cover flip back and forth by 180 degrees to cover the retracted exhibits, increase the safety of exhibits storage, and effectively prevent dust from contaminating the exhibits, reducing the cleaning burden of the staff.

The invention discloses a multifunctional pottery manufacturing utility knife which comprises a protection sleeve. A knife seat is arranged on the left side of an inner cavity of the protection sleeve. A storage groove is formed in the surface of the knife seat. A utility knife body is connected in an inner cavity of the storage groove in an inserted manner. The utility knife body comprises a knife head. A knife handle is arranged on the right side of the knife head. A groove is formed in the bottom of the knife handle. The left side of the knife seat is movably connected with a locking part. An adaptation groove is formed in the surface of the locking part. According to the multifunctional pottery manufacturing utility knife, the effect of fastening the utility knife is achieved through the arrangement of the locking part, a fastening ring, a first gear groove, a first gear, a first sliding block groove, a first sliding block, a second gear groove, a second gear, a second sliding block groove, a second sliding block, a buckle and the groove; the problem of wobbling of the utility knife during pottery manufacturing can be effectively solved by fastening the utility knife; and therefore the problem that modification is not accurate during pottery manufacturing is effectively solved, and the quality of pottery products is greatly improved.

The invention provides a positioning tool and method for assembling of a crankshaft and a chain wheel of a marine low-speed diesel engine. The positioning tool comprises a right positioning plate and a left positioning plate. The positioning tool is mounted on the sprocket by means of a technological hole, the right positioning plate and the left positioning plate are each provided with a chain wheel positioning surface and a crankshaft thrust disc positioning surface which are used for positioning the relative locations of the chain wheel and the crankshaft, and positioning of the relative locations of the crankshaft and the chain wheel in the assembling process is guaranteed by making the positioning surfaces of the two positioning plates be tightly attached to the side face of the chain wheel and the side face of the crankshaft correspondingly. By adoption of the positioning tool and method, the effects of simplifying the installing process and improving the working efficiency and the installing precision are achieved, and the positioning tool and method are suitable for shrinkage-fit assembling of the crankshaft and the chain wheel.

The invention discloses a smart medical management equipment and a smart medical management system based on big data, belonging to the technical field of smart medical treatment. The smart medical management equipment comprises a machine shell, a side connecting piece, a file positioning assembly, a first smashing assembly, a second smashing assembly and a vibration assembly, wherein a blocking cover is slidably installed on an inner guide rail fixedly installed on the inner wall of the machine shell, and a side connecting piece is fixedly installed on the side wall of the machine shell. According to the invention, the first smashing assembly and the second smashing assembly are installed in the equipment; when some unnecessary waste files need to be processed at ordinary times, a driving motor can be directly started, the driving motor drives the first smashing assembly to rotate, and the first smashing assembly and the second smashing assembly rotate at the same time, so waste medical files can be effectively and rapidly smashed and the using functionality of the equipment is improved; and a negative pressure air bag is arranged in the equipment, and through a linkage design, the negative pressure air bag can be extruded to exhaust air, file fragments cannot be left on the smashing assembly, and the using effect of the smashing assembly is kept.

The invention provides a chip debugging system capable of retaining debugging information. The chip debugging system comprises a debugging device and a system chip. The system chip comprises a debugging interface module, a reset module, a program recording and selection module and a processor, wherein the debugging interface module is connected to the debugging device so as to receive a control command, and a control signal and a reset signal can be generated according to the control command; the reset module is in coupled connection with the debugging interface module, responds to the received reset signal and then generates a system reset signal; the program recording and selection module is in coupled connection to the debugging interface module so as to receive the control signal and adjust a working state of the module according to the control signal; and the processor is in coupled connection to the reset module, responds to the received system reset signal and thus restarts the system, so an infinite cyclic program or a normal start program can be operated according to the working state of the program recording and selection module.