32results about How to "High operating stability" patented technology

An electrical connector includes an insulator body, a number of terminals arranged on the insulator body, and a shell surrounding the insulator body. The insulator body comprises a main body and a mating portion extending forward from the main body, the front end of the mating portion has a mating aperture, and the top and bottom sides of the mating aperture have a number of terminal grooves. Each terminal includes an elastic portion, a contact portion extending from the elastic portion, and an abutting portion located at the end of the contact portion. The terminals can be configured as to become gradually thinner toward the abutting portion.

The invention provides a cover body assembly, a washing machine, a clothes dryer, a door cover body opening control method, computer equipment and a computer readable storage medium, wherein the cover body assembly comprises a casing and a door cover body; the door cover body is openably and closeably arranged at the opening part of the casing surface; the cover body assembly also comprises a triggering device, a main controller, a motor and an ejecting rod; the triggering device is arranged on the casing and is used for obtaining a work instruction; the main controller is arranged in the casing, is connected with the triggering device and is used for processing the work instruction obtained by the triggering device; the motor is arranged on the casing and is connected with the main controller; the ejecting rod is connected with the motor; the motor drives the ejecting rod to extend out or withdraw; the ejecting rod is used for ejecting the door cover body open to the preset angle; the triggering device sends the obtained work instruction to the main controller; after the main controller processes the work instruction, an operation instruction corresponding to the work instruction is sent to the motor; the motor starts and drives the ejecting rod to extend out or withdraw.

The invention relates to a riveting machine for a refrigerator side plate. The riveting machine comprises a rack, a workbench and riveting mechanisms, wherein the workbench is fixedly arranged on the rack; the riveting mechanisms are symmetrically arranged at the two sides of the workbench; a positioning frame for placing a workpiece is arranged on the workbench; each riveting mechanism comprises a lifting device and a riveting device; each riveting device comprises a lifting plate, a pedestal and a lifting air cylinder; each lifting air cylinder is fixedly arranged on the pedestal; each lifting plate is arranged on the pedestal in a sliding mode; a telescopic pole of each lifting air cylinder is fixedly connected with the corresponding lifting plate; each riveting device is fixedly arranged on the corresponding lifting plate; each riveting device comprises a riveting clamp and a closing drive assembly for driving the riveting clamp to close; and each riveting clamp is fixedly arranged on the corresponding closing drive assembly. The riveting machine can meet the requirements of simultaneously riveting at multiple positions, realizes quick riveting and greatly improves production efficiency.

The invention relates to a thread trimming device of aramid fiber threads after peeling an optical fiber patch cord. The thread trimming device comprises an installing plate, wherein the installing plate is provided with a clamping mechanism which is used for clamping an optical fiber, a thread arranging mechanism which is used for gathering and fixing the aramid fiber threads in a peeling position of the optical fiber and a thread trimming mechanism which is used for cutting off the aramid fiber threads; the thread arranging mechanism comprises a suction pipeline, a movable thread pressing plate, a fixed thread pressing plate and a thread pressing air cylinder; the suction pipeline is arranged under the peeling position of the optical fiber and is positioned between the movable thread pressing plate and the fixed thread pressing plate; the thread trimming mechanism comprises a thread trimming tool group and a thread trimming air cylinder; the thread trimming tool group is provided with a thread trimming cutting edge which can be tightly attached to the optical fiber and can pass through the position under the optical fiber. According to the thread trimming device disclosed by the invention, the design is ingenious, and the aramid fiber threads in the peeling position of the optical fiber can be automatically gathered and fixed and can be automatically cut off; the automation degree is high, and the production efficiency can be effectively improved.

The invention discloses a transmission device for enabling an ultrasonic three-dimensional probe transducer to rotate in a reciprocating manner. The transmission device comprises a power unit which comprises a motor and a cam shaft in transmission connection with the motor, wherein the side wall of the periphery of the cam shaft is provided with a cam groove with a height difference in space; a power output unit which comprises a transducer and a transmission shaft connected with the transducer, wherein two spiral grooves which correspond to each other in space and penetrate through each otherare formed in the power output unit; and a transmission unit which comprises a rolling shaft in contact connection with the cam groove and a sliding shaft penetrating through the spiral grooves. According to the transmission device for enabling an ultrasonic three-dimensional probe transducer to rotate in a reciprocating manner, the structure design of the transmission device is capable of converting motor uniform-speed one-way rotation into transducer forward and reverse rotation, 0-360 DEG rapid scanning is carried out on a to-be-scanned position, the scanning speed is higher, vibration issmall, noise is low, and compared with an existing radial swing scanning structure, transducer axial rotation scanning is simpler.

The invention provides a tumbling-type stirring device and method. The tumbling-type stirring device comprises a stirring tank, a center stirring system and a sidewall stirrer; a stirring space is formed in the stirring tank; the sidewall stirrer is mounted on the sidewall of a tank body of the stirring tank; the center stirring system includes a guide device and a center stirrer; the guide deviceincludes a guide barrel mounted in the stirring space; the center stirrer is extended along the length into the guide barrel; the sidewall stirrer is a structure to convey down the stirred material that is in the stirring space outside the guide barrel; the center stirrer is a structure to convey up the stirred material that is in the guide barrel. The sidewall stirrer and the center stirring system enable the stirred material to tumble up and down in the stirring tank; adding a pumping device to the outside of the stirring tank is not required; equipment cost is lowered, and stirring efficiency is effectively improved.

The invention relates to a riveting machine for a refrigerator side plate. The riveting machine comprises a rack, a workbench and riveting mechanisms, wherein the workbench is fixedly arranged on the rack; the riveting mechanisms are symmetrically arranged at the two sides of the workbench; a positioning frame for placing a workpiece is arranged on the workbench; each riveting mechanism comprises a lifting device and a riveting device; each riveting device comprises a lifting plate, a pedestal and a lifting air cylinder; each lifting air cylinder is fixedly arranged on the pedestal; each lifting plate is arranged on the pedestal in a sliding mode; a telescopic pole of each lifting air cylinder is fixedly connected with the corresponding lifting plate; each riveting device is fixedly arranged on the corresponding lifting plate; each riveting device comprises a riveting clamp and a closing drive assembly for driving the riveting clamp to close; and each riveting clamp is fixedly arranged on the corresponding closing drive assembly. The riveting machine can meet the requirements of simultaneously riveting at multiple positions, realizes quick riveting and greatly improves production efficiency.

The invention discloses a multivariable decoupling control method applied to soil vapor extraction equipment. The method comprises the following steps: adding a decoupling matrix D (s) between a PID control matrix Gc (s) and a process model matrix G (s); and calculating, correcting and separating the fan rotating speed control quantity and the valve opening control quantity through the decoupling matrix D (s), and issuing the fan rotating speed control quantity and the valve opening control quantity to an equipment actuator. According to the method, the structure of the existing equipment can be kept unchanged, only the upper computer needs to be processed, the control value generated by the original PID equipment is calculated and corrected through the decoupling matrix, and then the control value is issued to the equipment actuator, so that decoupling control can be realized on the premise of not changing the structure of the equipment, the parameter adjustment difficulty of the PID is reduced, and the system stability and the service life are improved.

The invention provides a cover body assembly, a washing machine, a clothes dryer, a door cover body opening control method, computer equipment and a computer readable storage medium, wherein the cover body assembly comprises a casing and a door cover body; the door cover body is openably and closeably arranged at the opening part of the casing surface; the cover body assembly also comprises a triggering device, a main controller, a motor and an ejecting rod; the triggering device is arranged on the casing and is used for obtaining a work instruction; the main controller is arranged in the casing, is connected with the triggering device and is used for processing the work instruction obtained by the triggering device; the motor is arranged on the casing and is connected with the main controller; the ejecting rod is connected with the motor; the motor drives the ejecting rod to extend out or withdraw; the ejecting rod is used for ejecting the door cover body open to the preset angle; the triggering device sends the obtained work instruction to the main controller; after the main controller processes the work instruction, an operation instruction corresponding to the work instruction is sent to the motor; the motor starts and drives the ejecting rod to extend out or withdraw.

The invention provides inlet-outlet equipment and a control apparatus thereof. The control apparatus comprises a motor, an induction switch apparatus and a control circuit connected with the motor and the induction switch apparatus, wherein the motor is used for driving the inlet-outlet equipment to act; the induction switch apparatus is used for detecting the operating position and the operating state of the inlet-outlet equipment to further assist the control circuit to give out an accurate control signal to the motor; the control circuit is used for controlling, driving or braking the motor; the control circuit comprises a frequency conversion module; and the control circuit can control the rotating speed of the motor by controlling the output frequency of the frequency conversion module so as to realize stable starting, stable stopping and variable-speed operation of the motor. The control apparatus can realize slow starting, slow stopping and braking in the starting, destination-approaching and operating processes of the inlet-outlet equipment to reduce the impact torque of the mechanical structure so as to prolong the service life of the inlet-outlet equipment.

The invention relates to a packing machine clamping and sealing heating device in the technical field of packing equipment. The packing machine clamping and sealing heating device comprises a power cylinder, a fixed base, a sliding base, a hinge block, rotating blocks, a fixed shaft and a heating block. Two first hinge shafts are symmetrically arranged on the two sides of the sliding base, second hinge shafts are arranged at one ends of the rotating blocks, second shaft holes are formed in the middles of the rotating blocks, and the axes of the second shaft holes are parallel to the axes of the second hinge shafts. The power cylinder is connected to one side face of the fixed base, a transmission shaft of the power cylinder penetrates through the fixed base and then is connected with the sliding base, the first hinge shaft is rotationally connected with the second hinge shaft through the hinge block, and the fixing shaft is rotationally connected with the rotating blocks through the second shaft holes. The two sets of rotating blocks are arranged on the two sides of the sliding base respectively, the two heating blocks are connected to the other ends of the two sets of rotating blocks respectively, and the heating faces of the two heating blocks are oppositely arranged. By applying the connecting rod type structural design, the structure is simple, the action is accurate, the distance between the two heating surfaces is effectively controlled, and the heating and plastic sealing effect on a folded film is improved.

An embodiment of the invention discloses a method for dynamically forecasting external air and load intelligent energy saving control. According to the method of the invention, according to a machine room air conditioning load requirement, by means of data which are supplied from an external data platform, an external weather change trend is obtained through analytical calculation; a machine room load rate trend is analyzed through load trend analysis; and finally through evaluating and analyzing whether the external weather condition satisfies a requirement, external air cooling benefit optimization is realized. According to the method, by means of the forecast external air weather condition, a fact that an external air cooling system should be started or stopped is obtained through calculation and analysis so that a machine room air conditioning load effectively utilizes external air cooling for reducing operation energy consumption of an air conditioning host. Furthermore according to the machine room equipment load change trend, the equipment load change amount is intelligently learned, thereby improving external air cooling benefit.

The invention discloses a method for treating waste drilling fluid of an oil and gas field. The method includes the following steps that the pH value of the waste drilling fluid is adjusted to a weak acidity value; the weakly acid waste drilling fluid is subjected to coagulation and oil removing treatment through microwave water treatment equipment; the pH value of the waste drilling fluid subjected to coagulation and oil removing treatment is adjusted to a neutral value; the neutral waste drilling fluid is subjected to sedimentation treatment, and lower-layer sludge and supernatant liquor are obtained. According to the method, the microwave water treatment equipment is used for treating the waste drilling fluid, the treatment efficiency of the waste drilling fluid is greatly improved by means of the microwave hot spot catalytic effect, and it is guaranteed that the waste drilling fluid is well treated under the circumstances that the size of the equipment is small and operation is convenient.

The invention discloses a transmission device for enabling an ultrasonic three-dimensional probe transducer to rotate in a reciprocating manner. The transmission device comprises a power unit which comprises a motor and a cam shaft in transmission connection with the motor, wherein the side wall of the periphery of the cam shaft is provided with a cam groove with a height difference in space; a power output unit which comprises a transducer and a transmission shaft connected with the transducer, wherein two spiral grooves which correspond to each other in space and penetrate through each otherare formed in the power output unit; and a transmission unit which comprises a rolling shaft in contact connection with the cam groove and a sliding shaft penetrating through the spiral grooves. According to the transmission device for enabling an ultrasonic three-dimensional probe transducer to rotate in a reciprocating manner, the structure design of the transmission device is capable of converting motor uniform-speed one-way rotation into transducer forward and reverse rotation, 0-360 DEG rapid scanning is carried out on a to-be-scanned position, the scanning speed is higher, vibration issmall, noise is low, and compared with an existing radial swing scanning structure, transducer axial rotation scanning is simpler.

The invention provides central churning equipment. The equipment comprises a stirring tank and a stirring system; the stirring system comprises a stirring shaft, a flow guiding device and a power mechanism; the flow guiding device comprises a flow guiding cylinder and a supporting member, and the flow guiding cylinder is installed on the supporting member; the power mechanism comprises a power component and a power machine frame, and the power component is installed on the power machine frame; the stirring shaft is circumferentially and fixedly connected with a power output shaft included in the power component; the stirring shaft reaches the flow guiding cylinder in a length extension direction; and the stirring tank comprises an upper seal head component, assembly connection holes are formed in the upper seal head component, the supporting member runs through the assembly connection holes in a length extension direction, and the supporting member is connected with the upper seal headcomponent through seal connection pieces. According to the equipment provided by the invention, the stirring system can be installed in the stirring tank and forms a separate fluid ascending channel,so that circumferential flow spreading of the fluid when the fluid is conveyed upwards is reduced, the bottom raw material can be efficiently transported and re-stirred, and the stirring efficiency is improved.

The invention relates to a robot bionic wrist joint and a structure optimization method of the robot bionic wrist joint, and belongs to the field of robots. The robot bionic wrist joint comprises a motion platform (1), a spherical pair (2), an upper fixing rod (3), a fixed platform (4), a lower fixing rod (5) and pneumatic manual muscles (6). The upper fixing rod is connected with the motion platform, the lower fixing rod is connected with the fixed platform, and meanwhile an upper connecting rod and a lower connecting rod are connected through the spherical pair. The four peripheral pneumatic manual muscles on the periphery are divided into two sets, the pneumatic manual muscles in each set are distributed in a crossed mode, and the four pneumatic manual muscles act on each other to jointly control the motion platform to move relative to the fixed platform. The robot bionic wrist joint has the advantages of being compact in structure, large in rotation control range, high in compliance and the like, and has the wide application prospect.