50results about How to "Reduce design and production costs" patented technology

The invention discloses a device for obtaining the feedback information of an absorbent product. The device comprises a detection component, a transmitter and an intelligent terminal. The detection component is used for detecting a state parameter of the absorbent product. The transmitter is connected with the detection component and used for receiving the state parameter, converting the state parameter into a terminal parameter capable of being recognized by the intelligent terminal and sending to the terminal parameter to the intelligent terminal. The intelligent terminal is used for receiving the terminal parameter, analyzing the terminal parameter through software and obtaining the physiological information of a wearer. By means of the device, the protection intensity for people can be enlarged by easily and conveniently obtaining much physiological information of the wearer, and the design and production cost of the absorbent product can be reduced. The invention further discloses a method for obtaining the feedback information of the absorbent product based on the device.

The invention discloses a distributed-type wheel-edge electrically-driven power assembly of an electric vehicle and a method. In the power assembly, a two-in-one speed reducer is internally provided with two gear speed reducing structures without interference in structure, and the two gear speed reducing structures are integrally mounted through a shell; a first motor and a second motor are symmetrically distributed on the left side and the right side of the two-in-one speed reducer correspondingly and connected with input shafts of the two gear speed reducing structures in the two-in-one speed reducer; a first half shaft assembly and a second half shaft assembly are arranged on the left side and the right side of the two-in-one speed reducer correspondingly, one ends of the first half shaft assembly and the second half shaft assembly are connected with output shafts of the two gear speed reducing structures in the two-in-one speed reducer correspondingly, and the other ends of the first half shaft assembly and the second half shaft assembly are connected with a first wheel and a second wheel correspondingly, and the output shaft and the corresponding input shaft of each gear speedreducing structure in the two-in-one speed reducer are parallel and not collinear; and the whole power assembly is distributed in a mirror-image symmetrical mode along the center of the two-in-one speed reducer of the power assembly. A feasible arranging scheme of the wheel-edge motor-driven power assembly adopted by the electric vehicle has the characteristics of being compact in structure and simple and convenient to mount.

The invention discloses a crawler type air-suspension transport vehicle. The crawler type air-suspension transport vehicle comprises a chassis, wherein a power system and a control system are arranged on the chassis, and crawler walking mechanisms in left-right symmetry and the same structure are respectively arranged on the left side and the right side of the bottom of the chassis; a frame is arranged in the middle part of the chassis; an upper bracket is arranged at the top of the frame; a bearing plate is horizontally arranged on the upper bracket; a lower bracket is arranged at the bottom of the frame; two air-jet load bearing devices are respectively arranged on the left side and the right side of the lower end of the lower bracket; each air-jet load bearing device is positioned at the inner part of the corresponding crawler walking mechanism; the front end and the rear end of each air-jet load bearing device are connected with the corresponding crawler walking mechanism through connecting rod mechanisms respectively; a spring is arranged between the chassis and each crawler walking mechanism; an air compressor and a high-pressure air storage tank are arranged in the frame; the outlet of the high-pressure air storage tank is connected with the air inlet of each air-jet load bearing device through a high-pressure air tube. The crawler type air-suspension transport vehicle disclosed by the invention is convenient to operate and control, easy to manufacture, low in cost, little in energy consumption, and high in safety and reliability, so that the crawler type air-suspension transport vehicle is especially suitable for transporting heavy cargoes at wharfs and ports.

The invention relates to an array type ultrasonic scanning imaging system for multiphase flow measurement. A modular design scheme is adopted, the system comprises an ultrasonic phased array sensor, amain control module, M transceiving front-end modules and a back plate. The system is characterized in that the ultrasonic phased array sensor is formed by uniformly distributing M ultrasonic phasedarray probes at the same cross section position of a measured pipe section, each ultrasonic phased array probe is formed by linearly arranging N array elements, and each array element can be independently excited and received. Plane waves with different angles are generated according to a set scanning mode for scanning; and after each ultrasonic phased array probe transmits a group of plane waveswith different angles and scanning is finished, the next adjacent ultrasonic phased array probe is switched on for excitation until all the ultrasonic phased array probes scan for one circle in sequence, and excitation and acquisition of one piece of section data are completed.

The invention discloses a compact type tethered balloon which comprises an air bag (1), a wind direction sail (2), an inflating and deflating valve, a safety valve, a working platform (3), a tethered (4), a tethered hinge (5) and task equipment, wherein the air bag (1) is spheroidal; the wind direction sail (2) is mounted on the air bag (1); the inflating and deflating valve and the safety valve are mounted at an inflating opening of the air bag (1); the task equipment is arranged on the working platform (3); one end of the tethered (4) and one end of the tethered hinge (5) are respectively connected with the working platform (3); the other end of the tethered (4) is connected with the air bag (1). The compact type tethered balloon disclosed by the invention has the advantages that the quickly arranged compact type tethered balloon system optimizes the design of a pneumatic appearance, cancels pressure adjustment equipment, simplifies system mooring equipment, reduces the weight of the tethered and the number of transportation units, so that the compact type tethered balloon has the advantages of being convenient and quick in arrangement, low in design and production cost and the like.

The invention belongs to the field of avionics, and particularly relates to a universal collection and interpretation method for flight parameters and a universal flight parameter collector adopting the method. The flight parameter collector is installed and fixed to a collector installation frame by adopting a four rectangle butt joint mode. According to the method and product, different featuresignals output by all related systems or sensors of similar platform aircrafts are collected and subjected to interface definition according to a maximized mode and a regional mode separately, same signals in different types of aircrafts are led to a multiplex channel, and different signals in the aircrafts are led to a mutually different definition channel, so that the universality, the stabilityand the anti-interference performance of the product on the same series of aircrafts are achieved.

The invention provides a mobile phone battery cover and a mobile phone. The mobile phone battery cover provided by the embodiments of the invention includes a battery cover main body and a side frame arranged on the peripheral edge of the battery cover main body; a first slot is left between the battery cover main body and the side frame; the battery cover main body is of an integrally-formed metal structure; and the side frame is of a metal structure which is used as a mobile phone antenna. The invention also provides a mobile phone comprising the above mobile phone battery cover. Thus, a problem that adopting a large-area metal structure as a mobile phone battery cover is difficult in the prior art can be solved, and therefore, influences on a radio frequency antenna brought by an all-metal battery cover, can be solved. With the mobile phone battery cover of the invention adopted, the use quality of the mobile phone can be improved, design production cost can be reduced, and the overall appearance of the mobile phone can be ensured.

A centrifugal compressor used in a delayed coking process, comprising a main shaft, an impeller, a diaphragm, a coupling, a diffuser, a balance air pipe, an upper casing, a lower casing, a sealing assembly and a bearing, characterized in that: (1) The casing of the compressor is divided into upper and lower parts from the horizontal plane of the rotating shaft. The upper casing is fixed with the lower casing through the sealing bodies at both ends, and the lower casing is fixed on the support; (2) It consists of multiple stages of the same diameter. The back-curved closed impeller, spacer, balance disc and other parts are installed in series on the main shaft to form a rotor, and the rotor is placed on the lower casing through the bearing and bearing seat; (3) The back-curved closed impeller of the same diameter adopts Back-to-back arrangement; (4) When the number of impellers is an even number, they are arranged in a back-to-back arrangement; (5) When the number of impellers is an odd number, the low-pressure section is arranged with one more impeller than the high-pressure section; (6) The front and rear two The balanced gas pipe is installed outside the segment shell The invention is especially suitable for the application of the delayed coking process in petrochemical enterprises, and can improve the efficiency and reduce the cost.

The invention discloses a detachable camera. The detachable camera is characterized by comprising a camera and a detachable fixing device; and the detachable fixing device is used for fixing the camera in a detachable manner. The invention further discloses a vehicle positioning device. The vehicle positioning device comprises the detachable camera, a displaying device and a connecting cable which is used for connecting the detachable camera with the displaying device; the detachable camera is used for shooting in real time; the connecting cable is used for transmitting images, which are shot by the detachable camera in real time, to the displaying device; and the displaying device is used for displaying the images. According to the detachable camera and the vehicle positioning device, while ensuring that tasks such as central positioning, backing and crane hoisting are rapidly and accurately finished in a safe manner, the structural simplification and multi-functional application of the vehicle positoning device are realized.

The invention relates to a wheel machine with wheels provided with threads. The wheel machine comprises a spindle head, the wheels and a cover plate. The wheel machine is characterized in that the wheels include the main wheel and the side wheel; the side wheel is arranged on the main wheel in a sleeving manner; the outer thread is arranged on the outer side wall of the main wheel; the inner side wall of the side wheel is provided with the inner thread matched with the outer thread of the main wheel; a guide rail is arranged at the bottom of an adjusting seat; a sliding block is arranged on the guide rail; the sliding block is connected with the guide rail in a sliding manner; a support is arranged on one side of the sliding block; the support is fixedly connected with the sliding block; the wheels are arranged at the lower portion of the support; and the wheels are connected with the support through pin shafts. According to the wheel machine with the wheels provided with the threads, the design and production cost is reduced, and radial and axial loads can be borne; and the guide rail is hard and is suitable for high movable loads and static loads, economic efficiency and practicability are achieved, and a bearing part is easy to replace.

The invention discloses a method for proportioning pump constant power control for a bedding-in hydraulic machine. The method comprises the following steps: (1) in the working process of the bedding-in hydraulic machine, a proportioning pump changes an opening of a valve core through an amplification plate according to process motions so as to output different flows, so that the descending running speed and beat of a sliding block are guaranteed, and a control module judges whether the motor should undergo constant power control; (2) the control module reads power signals of an instrument; if the actual power P of the motor is equal to or exceeds the rated power P0 and the time exceeds 0.3 s, the step (3) is executed, and if the actual power P of the motor is smaller than the rated power P0, a step (4) is executed; (3) the control module collects pressure information of the sliding block through a pressure sensor, the proportioning pump flow is output according to the constant power control method, power=pressure*flow(P=P*Q), the pressure of the sliding block goes on rising while the speed is continuously slowed down, so that the rated power value of the motor is guaranteed, and the workpiece pressing forming motions are finished; and (4) the sliding block enters pressure maintaining and follow-up process motions.

The invention discloses a pulse width modulation output adjustable voltage circuit and a use method thereof; the pulse width modulation output adjustable voltage circuit comprises a signal shaping circuit, a signal conversion circuit, a signal amplification circuit and an SOC controller, the signal shaping circuit is used for converting a power supply input voltage VCC into a system power supply VCC1 to supply power to the SOC controller and a resistor; wherein the signal conversion circuit is used for converting a power supply input voltage into a group of negative power supplies VCC2 to supply power to the negative power supplies of the operational amplifier; and the signal amplification circuit is used for amplifying the voltage output by the signal shaping circuit and the signal conversion circuit through the signal amplification circuit to obtain a voltage, and the voltage is 0-VCC1. According to the invention, the second-order filtering characteristic of the RC circuit is utilized, and the amplification function of the operational amplifier on the voltage signal is combined, so that the circuit design cost is reduced.

The invention relates to a single-machine-driven double-pendulum synchronous push-and-pull device and a method for avoiding unfavorable push and pull. The single-machine-driven double-pendulum synchronous push-and-pull device comprises a first universal joint rod, a second universal joint rod and a universal bearing ball, wherein the first universal joint rod and the second universal joint rod are connected in a rotating mode and installed in a through hole of the universal joint rod of the universal bearing ball in a clamping mode so that a cross point of a first shaft and a second shaft coincides with a center of a sliding outer wall of the universal bearing ball. The single-machine-driven double-pendulum synchronous push-and-pull device has the advantages that axes of a push-and-pull sleeve assembly is adapted to sway and change with the torque changing and the center of gravity displacing during the change process of a variable device; the overall torque balance of the variable device and the smooth movement of the center of gravity are maintained; and further the situation of unfavorable push and pull in the prior art is prevented from occurring with a feedback sleeve, a pressure switch and a feedback boss structure.

The invention provides a flip mobile communication terminal, which is used for solving the problems that the conventional flip mobile communication terminal is inconvenient to utilize of a television antenna and easy to be worn and broken, and cannot meet the performance requirements of a communication antenna and the television antenna simultaneously. The flip mobile communication terminal comprises a lower turning cover and an upper turning cover in rotary connection with the first end of the lower turning cover through a rotary connection device. The flip mobile communication terminal further comprises a single-pole communication antenna, a television antenna, an antenna impedance matching network, a low-noise amplifying circuit and a filtering processing circuit, wherein the single-pole communication antenna is arranged inside the first end of the lower turning cover; the television antenna is arranged inside a second end of the lower turning cover; the second end of the lower turning cover is opposite of the first end of the lower turning cover; the antenna impedance matching network is arranged inside the lower turning cover; the low-noise amplifying circuit is arranged inside the lower turning cover and is connected with the television antenna through the antenna impedance matching network; and the filtering processing circuit is arranged inside the lower turning cover. The flip mobile communication terminal is convenient to use and not easy to be worn and broken, and can meet the property requirements of the communication antenna and the television antenna simultaneously.

An intelligent battery pack includes a battery pack having a plurality of cells, characterized in that: the intelligent battery pack also includes a master control module, a step-up / step-down module and a voltage level detection module, the output of the integral battery pack and the master control module, the step-up / step-down module and a voltage level detection module are electrically connected, the output end of the voltage level detection module is electrically connected with the input end of the main control module for providing voltage information required by different electrical appliances to the main control module, the main control module is provided with a PWM unit, the output terminal of the PWM unit of the main control module is electrically connected with the input terminal of the step-up / step-down module for regulating the output voltage of the step-up / step-down module, and the output terminal of the step-up / step-down module is electrically connected with the power inputterminal of the electric appliance product. The output voltage of the intelligent battery pack is adjustable, the design and production cost are reduced, and the versatility is good. In addition, theinvention also provides a power tool with adjustable output voltage of a battery pack, low design and production cost and good versatility.

The invention discloses a 5G micro base station system convenient to install and good in insect repelling effect, the 5G micro base station system comprises an installation rod pre-buried on the ground and a ceiling fixedly installed at the top end of the installation rod, the top of the ceiling is fixedly provided with a bird repelling assembly, the outer surface of the installation rod is sleeved with a plurality of disassembly and assembly box assemblies, and a plurality of adjusting mechanisms are arranged in each dismounting box body assembly. The invention relates to the technical field of 5G communication equipment. According to the 5G micro base station system convenient to install and good in insect repelling effect, rapid installation and expansion assembly of the 5G micro base station can be achieved, installation is convenient, the 5G micro base station system is also suitable for large-scale 5G communication occasions, the number of wireless modules on the 5G micro base station can be automatically expanded according to the installation requirement, the aim of accurately adjusting the direction according to the requirement of the transmitting signal direction is well fulfilled, the design and production are simple, the production cost is low, the use is flexible, and the expansion and installation of different wireless modules are simply and conveniently realized.

The invention provides a DDR simulation method for a vehicle chip. The DDR simulation method comprises the following steps: S1, extracting a controller IBIS Plus model by using a software tool; s2, corresponding Die parameters are extracted from a Die parameter model in the DDR chip according to requirements; s3, utilizing a software tool to extract S parameter models of the package PKG and the circuit board PCB; and S4, searching the memory model from the memory organ network or the supplier of the memory. According to the DDR simulation method for the vehicle chip, the simulation precision is high, the simulation time is greatly shortened, the influence of power on signals can be accurately simulated, and the simulation precision is close to SPICE simulation and far higher than that of a common IBIS model.

An environment monitoring device comprises a hardware part and a software part. The hardware part comprises a power supply, a sensor, an interface circuit, a single-chip microcomputer and a display module. The power supply supplies power to the sensor and the single-chip microcomputer. The sensor is connected with the single-chip microcomputer through the interface circuit. The single-chip microcomputer is externally connected with a keyboard and the display module. The sensor transmits the received data to the single-chip microcomputer. The single-chip microcomputer performs testing determining and displays information through the display module. According to a portable environment monitoring environment which is powered based on solar energy, an AT89C52 single-chip microcomputer is usedas a core processor; a three-in-one sensor acquires values of corresponding physical quantities; testing and displaying are controlled by the AT89C52 single-chip microcomputer, thereby simplifying system configuration and reducing designing and production cost. The environment monitoring device further has advantages of convenient operation, simple structure, high safety, high reliability, solar power supplying, low cost, convenient manufacture, automatic recording, storage function, high practicability, etc. The environment monitoring device supplies a condition for scientific development ofa household environment and is suitable for purchasing by domestic consumers.

The invention discloses a centrifugal compressor for a device of converting heavy aromatics to light aromatics. The centrifugal compressor mainly comprises a main shaft, an impeller, a partition plate, a coupler, a diffuser, an upper case, a lower case, a sealing assembly and a bearing, and is characterized in that (1) the blade-free diffuser with equal-width annular flow channels composed of twoparallel wall surfaces is adopted; (2) the inner diameter D3 of the blade-free diffuser is 1.03 to 1.12 times of the diameter D2 of the impeller; (3) the compressor adopts the multi-stage impeller with the same diameter; and (4) the inlet width of a backflow device is smaller than the outlet width of the diffuser. The centrifugal compressor for the heavy aromatics lightening device is particularlysuitable for being matched with a heavy aromatics lightening process for use. The centrifugal compressor which is designed according to the requirements of users obtains the consistent praise of petrochemical enterprises.

The invention discloses a fabricated wallboard corner structure. The structure comprises a first connecting part and a second connecting part which are combined to form a wallboard corner, and a shear type elastic buckle assembly is arranged between the first connecting part and the second connecting part; and the shear type elastic buckle assembly comprises an internal corner buckle piece arranged on the inner side of the wallboard corner and an external corner buckle piece arranged on the outer side of the wallboard corner, a corner buckling piece is arranged between the internal corner buckle piece and the external corner buckle piece, and the corner buckling piece connects the first connecting part and the second connecting part in a buckling mode. The elastic buckle assembly is arranged at the joint of the double-layer wallboard corner composed of the first connecting part and the second connecting part, and the corner buckling piece is arranged in the double-layer wallboard corner, so that the elastic buckle assembly and the corner buckling piece form force balance on the wallboard corner, and a stable wallboard corner structure is obtained through modular assembly.

The invention discloses a chassis bushing. The chassis bushing comprises an inner sleeve, an elastic sleeve sleeving the inner sleeve, an outer sleeve sleeving the elastic sleeve and assembly elementsfor changing the stiffness of the chassis bushing; the elastic sleeve is provided with more than two hole sites; the hole sites are uniformly distributed at equal intervals along the circumferentialdirection; and the assembly elements are arranged in some or all of the hole sites. According to the chassis bushing, the assembly elements of different types and different numbers can be correspondingly assembled to different hole sites to obtain required stiffness characteristic curves; and by changing the type, number and location of the assembly elements, variations in the stiffness characteristics of the chassis bushing can be quickly achieved.

The invention provides a light intensity-based electronic feedback manual zoom lens, which is convenient to operate, stable in performance, simple in structure and low in cost, and is capable of effectively reducing the unreliability of human operation and greatly improving the work efficiency. The light intensity-based electronic feedback manual zoom lens comprises a manual zoon lens main body and an electronic feedback device connected with the manual zoon lens main body, wherein the manual zoon lens main body comprises a lens adapter, an upper lens barrel and a lower lens barrel, which aresequentially connected and arranged from top to bottom; a rotating shaft sleeve is rotationally connected with the inside of the upper lens barrel; optical signal reflectors are also arranged on the rotating shaft sleeve at intervals in a ring; light passing holes are formed in the upper lens barrel corresponding to the optical signal reflectors; the electronic feedback device comprises an electronic feedback base, an optical signal transmitting unit, an optical signal receiving unit and a signal processing unit; the optical signal transmitting unit, the optical signal receiving unit and the signal processing unit are arranged on the electronic feedback base; the electronic feedback base is fixed on an outer wall of the upper lens barrel; the optical signal transmitting unit and the optical signal receiving unit are toward the optical signal reflectors through the light passing holes; and the optical signal receiving unit is connected with a subordinate device.

The invention relates to a combined centrifugal compressor for continuous catalytic reforming units. Each compressor comprises a spindle, impellers, diaphragms, a coupling, a diffuser, an upper casing, a lower casing, a sealing assembly, and bearings. The combined centrifugal compressor is characterized in that (1) the combined centrifugal compressor is of a tandem structure of a high-pressure cylinder compressor, a medium-pressure cylinder compressor and a low-pressure cylinder compressor; (2) each of the three compressors adopts a vertically split structure; (3) the impellers of each compressor adopt a string of sequentially mounted enclosed impellers with the same external diameter, and each stage of impeller is provided with an impeller cover for sealing, adopts hot assembly with the spindle, and is provided with a corresponding spindle sleeve for positioning; (4) the overall compression ratio of each compressor is 1.73 to 2.29. The combined centrifugal compressor for the continuous catalytic reforming units is adopted by a number of large petrochemical enterprises, and after stably operating for a period of time, the combined centrifugal compressor achieves an ideal technical effect, and also creates better economic benefit, gaining the unanimous praise of customers.

The invention relates to a device for detecting the depth of an annular groove. The device for detecting the depth of the annular groove comprises a magnetometer base, an adjusting device and a measuring device. The magnetic gauge stand is attracted to a lathe Z-axis ram through the magnetic force of the magnetic gauge stand. The adjusting device is installed on the magnetometer base. The measuring device is installed on the adjusting device. The measuring device can rotate at will; the device is low in production cost, stable in operation, easy to maintain, long in service life and wide in application range. According to the invention, the defect of insufficient measurement precision grade in the prior art is overcome; measurement errors and randomness are large. The invention provides adevice capable of accurately measuring the groove depth in cooperation with a numerical control vertical lathe. The device is simple in structure, wide in application range, convenient to operate, efficient and capable of achieving the measurement tolerance grade of 0.001-0.01, the problem that measurement is not accurate when the depth of the inner circular ring groove and the depth of the outercircular ring groove are measured through a vertical numerical control lathe is solved, and the rejection rate is reduced in the machining process.

The invention discloses a bottom reaming bit. The bottom reaming bit comprises a drill sleeve, a drill rod and a transmission shaft, wherein the drill rod comprises two drill bars which are hinged together; each drill bar comprises an inserting part, a fixing part arranged at one end of the inserting part, and a reaming part arranged at the other end of the inserting part; the fixing parts are connected with one end of the transmission shaft; the transmission shaft is used for driving the two drill bars to be crossly staggered away from each other along a hinge part in order that the two reaming parts are crossly staggered away from each other; the other end of the transmission shaft is connected with an external power mechanism. Compared with the prior art, the bottom reaming bit provided by the invention has the advantages that two hinged drill bars are skillfully taken as the drill rod, and the two drill bars are driven to be crossly staggered away from each other along a hinge shaft through the transmission shaft in order that the two reaming parts are crossly staggered away from each other, so that a reaming effect is achieved during rotation in holes needing to be reamed; during reaming by adopting the drill rod having the structure, the two reaming parts are staggered away from each other and recover flexibly and conveniently, so that the fault rate is low, and convenience is brought to insertion and pulling.

The invention discloses a multi-core angle connector for a motor and a motor controller. The multi-core angle connector comprises a shell, an insulation mounting plate, soft copper bars, terminal blocks, insulators, shielding rings, shielding pressure sleeves, a cover plate, a seal gasket and a seal ring. When cables are connected into the connector, the cables are stripped to exposure shielding layers and then connected with the terminal blocks, and the shielding rings are connected to the cables through the shielding pressure sleeves by pressing and clamped on the shell; the insulators sleeve the terminal blocks and pressed into the shell by interference fit; the insulation mounting plate is detachably fixed to the shell; the soft copper bars and the terminal blocks are detachably fixed to the insulation mounting plate; the seal gasket is arranged between the shell and the cover plate; the seal ring is arranged on a mounting surface of the shell. The multi-core angle connector has advantages that product integration is realized, and secondary shielding processing is reduced; a power part is locally bendable, the defect that the copper bars are not coplanar due to tolerance accumulation is improved, effective contact of joint faces of the copper bars is guaranteed, and accordingly high reliability in connection is realized.