67 results about "Device Spring" patented technology

The invention relates to a multifunctional transfusion support, which comprises a hook, wherein the lower end of the hook is connected with an upper support rod; the upper support rod is connected with a lower support rod through a height adjusting rod; the lower support rod is connected with base calipers through a bulb; the base calipers are connected with support calipers; a disc spring is arranged in the base calipers; a limiting fixed fixture block is arranged between the bulb and the disc spring; and the bottom end of the disc spring is provided with a force adjusting block. The multifunctional transfusion support is simple in structure, and is convenient to operate; and the height of the transfusion support can be adjusted, the angle of the transfusion support can be adjusted as required, a sickbed can be rotated conveniently during operation, inconvenience caused by insufficient height or length of the transfusion support and a transfusion tube due to angle adjustment of the sickbed is avoided, and the personnel safety of a patient is ensured.

The invention discloses a spiking-up device used for an asphalt pavement, comprising a basic frame, a swaying frame, a cylinder, a spring, an assistant spiking-up swaying-arm, an assistant scarifying device and a main spiking-up device. The body of the cylinder is articulated to the back end of the basic frame, and the front end of the swaying frame is articulated with the front end of the basic frame, and the middle part of the swaying frame is articulated with the piston rod of the cylinder to form a triangle support; the back part of the swaying frame is raised upwards; the front end of the assistant spiking-up swaying-arm is articulated with the middle part of the swaying frame, and the spring is supported between the upper part of back end of the assistant spiking-up swaying-arm and the back part of the swaying frame; the assistant spiking-up device is arranged on a lower part of the back end of the assistant spiking-up swaying-arm; the main spiking-up device is arranged in the middle of the swaying frame. The spiking-up device adopts the whole cylinder for pressurizing and back-row assistant spiking-up device spring for pressurizing so as to make use of the compressibility of compressed air and automatic flexibility of spring to guarantee the tooth of spiking-up device to constantly contact pavement spiked-up and to avoid that the concave pavement can not be spiked-up and the projecting parts on pavement block the moving of spiking-up device or cause damage to the device.

The invention discloses a turbocharging executing device spring processing process, which is characterized by comprising the following steps of 1, material selection; 2, spring coiling: a steel wire blank is coiled into a cylindrical spiral spring according to the prefabricated height, outer diameter and ring number; 3, tempering: the spring is placed into a temper furnace for distressing temper; 4, spring grinding: the two end surfaces of the spring are flatly ground; 5, flaw detection; 6, shot blasting: coarse and fine twice shot blasting are adopted, the diameter of the first shot blasting is greater than the diameter and the intensity of the second shot blasting; 7, secondary tempering; 8, standing processing; 9, heat forming processing; 10, fine grinding; 11, sorting; 12, packaging. Through special heat treatment, the produced high-quality spring has the hardness being 45-50HRC, the full-stroke reciprocating movement in high-temperature environment being 280 DEG C can reach three hundred thousand times, and the elasticity loss rate does not exceed 40 percent.

The invention discloses a shock-absorbing device for drying sludge treatment equipment. The upper and lower ends of the shock-absorbing device are respectively provided with a shock-absorbing device flange, a shock-absorbing device spring is arranged between the two shock-absorbing device flanges, a shock-absorbing device cooling tank is arranged inside the shock-absorbing device spring, the shock-absorbing device cooling tank is a cylindrical sealed tank filled with solution, the distance between the shock-absorbing device spring and the shock-absorbing device cooling tank is 5mm; the side of the shock-absorbing device cooling tank is provided with a cooling liquid inlet pipe and a cooling liquid outlet pipe, and a cooling coil pipe is arranged between the cooling liquid inlet pipe and the cooling liquid outlet pipe; the cooling liquid enters from the cooling liquid inlet pipe, the solution inside the shock-absorbing device cooling tank is cooled by the cooling coil pipe, and the heat generated by the shock-absorbing device spring is taken away by the shock-absorbing cooling tank wall, and the cooling liquid is finally discharged from the cooling liquid outlet pipe. The shock-absorbing device for drying sludge treatment equipment has the advantages of high intelligent degree, good stability, uniform vibration dispersion, and small impact force on the whole equipment.

The invention discloses a spring plate type drying cylinder supporting ring welding tool and method for an asphalt mixture stirring device. The tool comprises a supporting ring positioning device, supporting rollers and a chassis. The supporting rollers are arranged on the two sides of the upper surface of the chassis. The supporting ring positioning device is installed between a supporting ring and a roller. The supporting ring positioning device comprises a support, a bottom plate, a fixing bolt, a radial adjusting bolt and an axial adjusting bolt. The bottom plate is fixed to the roller, and a threaded hole for the radial adjusting bolt to be engaged with in a threaded manner is formed in the middle portion of the bottom plate. A threaded hole for the axial adjusting bolt to penetrate in a threaded manner is formed in the support. Thus, the spring plate type drying cylinder supporting ring welding tool is simple in structure, convenient to operate and good in universality and can beused for installing and welding of different diameter sizes of supporting rings and cylinder spring plates, in addition, coaxiality of the supporting ring is effectively ensured, the end face jumpingand radial jumping tolerance meets the design requirement, and therefore running stability of the drying cylinder is ensured, and the cost can be obviously reduced.

A computer main body includes a casing and an input/output ports integrated device. The casing has a top surface, and the top surface has an opening. The input/output ports integrated device is disposed in the casing, and the input/output ports integrated device springs out of the top surface via the opening along a normal direction of the top surface or is contained in the casing. The input/output ports integrated device includes a plurality of input/output ports disposed at side surfaces of the input/output ports integrated device.

The invention relates to a multi-fiber connector which comprises an optical fiber connector plug and an adapter. The optical fiber connector plug comprises an insertion end. The insertion end comprises a longitudinal insertion hole allowing the end of an optical fiber to insert into. Two opposite ends of the adapter are provided with insertion holes. The optical fiber connector plug can be freely inserted into and pulled out of the insertion holes. An elastic device which can be compressed and spring back is disposed between the two opposite insertion holes of the adapter. The optical fiber connector plug is inserted into one optional insertion hole to be matched with the adapter, and the elastic device is compressed and abutted against the optical fiber connector plug towards the pulling out direction of the optical fiber connector; when the optical fiber connector plug is not matched with the adapter, the elastic device springs back towards the pulling out direction of the optical fiber connector plug. The multi-fiber connector has the advantages that the elastic device is simple in structure and simple to assemble, part number is reduced, and cost is lowered.

The invention relates to the medical device technical field, and especially relates to a wheelchair footrest adjusting device; an inner gear is arranged in a rotary gear, and connected with an adjusting device cover; an outer gear is arranged outside the inner gear, and connected with an adjusting device spring arranged on an inner central shaft of the rotary gear; the inner gear units of the outer gear are engaged with outer gear units of the inner gear; one end of the adjusting device spring is fixed with an end cover, and the other end is connected with an adjusting device button through an adjusting device screw; the wheelchair footrest can be rotated to the inner side of the wheelchair so as to reduce package volume of the wheelchair; the rotary structure is in a gear engaged mode, so the footrest can freely rotate, thus satisfying different footrest angle and height demands of the wheelchair; when the adjusting device button is pushed, the inner and outer gears can be disengaged, and the footrest can be rotated to the needed angle; when the button is released, the outer gear is driven by the adjusting device spring so as to push the outer gear to be engaged with the inner gear, and the footrest stops in the position.

A rope medium-length hole drilling tool locking device is characterized by being composed of an external spline drilling pipe, a locking unit, a position stopping device and a reamer. The taper extrusion expansion principle is adopted, when a drilling tool works, rising thrust producedby the external spline drilling pipe is converted into transverse tension through the locking device, a locking device spring piece enters a reamer groove, rising thrust produced by the external spline drilling pipe is effectively stopped, the purpose of locking is attained, and thus the drilling tool is protected from being damaged by the rising thrust produced by the external spline drilling pipe.

The invention discloses an intelligent calling-for-help wristband which is characterized in that the wristband is provided with a heart rate sensor and/or a pulse oxygen sensor, a data processing chip, an MCU processor, an information transmitting device and an airbag springing module. The data processing chip converts data which are acquired by the sensors to a digital signal and transmits the digital signal to the MCU processor. The MCU processor performs operation, diagnosis or/and storage on the digital signal. The information transmitting device transmits an operation diagnosis result ofthe MCU to a control module. The airbag spring module comprises a compressed airbag, an airbag connecting wire and an airbag spring device. The airbag spring device is electrically connected with a power supply. When the operation diagnosis result which is received by the control device reaches an alarming standard, the control device makes the airbag springing device spring the compressed airbag.The intelligent calling-for-help wristband according to the invention realizes in-time spring of the compressed airbag for calling for help according to the sign data range so that an emergent patient with the abnormal sign data can be helped in time, thereby preventing sudden death.

The invention provides a spring conveying device and bagged spring production equipment. The spring conveying device comprises a spring receiving conveying mechanism, a spring stopping piece, a springcompressing conveying mechanism, a spring receiving groove and a pushing part. The spring stopping piece is arranged below a first annular conveying piece and used for stopping a spring attracted toa magnetic component so that the spring can be disengaged from the magnetic component; the spring compression conveying mechanism comprises two second annular conveying pieces; the two second annularconveying pieces are opposite to each other and are arranged at intervals; the distance between the two second annular conveying pieces is reduced from the first ends of the second annular conveying pieces to the second ends of the second annular conveying pieces, the spring receiving groove is arranged at the first ends of the second annular conveying pieces and located below the spring stoppingpiece, and a pushing component is used for pushing springs in the spring receiving groove to the position between the two second annular conveying pieces. According to the spring conveying device, thespring is reliably separated from the spring receiving conveying mechanism, and is more stably conveyed on the spring compressing conveying mechanism.

The invention discloses an anti-falling centering device for a sucker rod. The sucker rod is connected with a universal device; a screw pump is connected with an anti-falling device through a screw pump connecting end; a connector is inserted between the universal device and the anti-falling device; and an anti-falling device spring assembly is arranged on the anti-falling device. In the anti-falling centering device for the sucker rod, the universal device and the anti-falling device are connected integrally through the connector; and the two ends of the whole are respectively arranged on the screw pump and the sucker rod. The anti-falling centering device for the sucker rod has the characteristics of preventing the screw pump from eccentricity and vibration, prolonging service life, shortening maintenance period and improving oil recovery, along with a stable and firm structure. The anti-falling centering device for the sucker rod is suitable to be used for connecting the screw pump and the sucker rod of oil pumping operation on an oilfield.

The invention discloses an intelligent direction control handle for sports equipment with an upper limb training function. The handle is provided with a data interaction gauge head; the inside of the data interaction gauge head is provided with an acceleration sensor, an angle sensor, a digital processing control unit and a wireless signal transmitting-receiving unit; the handle consists of a connecting rod, an arm strength device spring and two armrests; the arm strength device spring is connected between the two armrests; and the connecting rod is connected with the two armrests. According to the handle disclosed by the invention, the data interaction gauge head on the handle and a computer provided with game software carry out information interaction so as to achieve a purpose that the sports equipment and a game are combined, and the sports entertainment effect of the somatosensory body building is achieved. In addition, according to the structure that the handle and the arm strength device spring are combined, the handle has a peculiar upper limb training function, and the upper limb training is combined with the entertainment. Therefore, according to the intelligent direction control handle for sports equipment with the upper limb training function, which is disclosed by the invention, the whole body training is combined with the entertainment, and the intelligent direction control handle has the advantages of simple and compact structure and convenience in production in batches and assembly.

The invention discloses a toothed nail compressing device in a building engineering construction device. The toothed nail compressing device comprises a spring fixing base, a compressing device shell,a compressing device spring, a compressing device spring stabilizing column and an inverted U-shaped plate. The inverted U-shaped plate is positioned on the upper portion of a lantern ring lock nailand is fixedly connected with a center shaft of a toothed nail on the top of an adjusting mechanism; the spring fixing base is arranged on the upper portion of the inverted U-shaped plate, the bottomof the spring fixing base is fixedly connected with the inverted U-shaped plate, and the upper portion of the spring fixing base is fixedly connected with the compressing device spring; the upper endof the compressing device spring is fixedly connected with a spiral push rod of the toothed nail; the compressing device spring stabilizing column is arranged inside the compressing device spring, andthe diameter of the compressing device spring stabilizing column is smaller than that of the compressing device spring. The toothed nail compressing device has the advantages that the toothed nail compressing device is reasonable and compact in structure, low in application cost and convenient to adjust; the toothed nail compressing device is high in practicality, and fixing effects can be firmlyand quickly realized by the toothed nail compressing device; different construction devices can be fixed by the aid of the toothed nail compressing device, and accordingly the toothed nail compressing device is high in applicability.

The invention discloses a thermal environment-based composite material-metal hybrid connector fatigue test pre-processing device. The device comprises a push rod, a pushing device shell, a spring base, a pushing device locking nail, a locking nail middle shaft, a middle shaft fixing plate, a spring stabilizing upright column, and a pushing device spring; the pushing device spring is located insidethe pushing device housing; the upper portion of the pushing device spring is provided with the push rod; the lower portion of the pushing device spring is provided with the spring base; the pushingdevice spring is fixedly connected with the push rod and the spring base; the spring stabilizing upright column is disposed at the lower part of the interior of the pushing device spring; the spring stabilizing upright column is fixedly connected with the spring base; and the middle shaft fixing plate is fixedly connected with the lower portion of the spring base. The thermal environment-based composite material-metal hybrid connector fatigue test pre-processing device of the invention has the advantages of simple structure, convenient operation, high automation degree, good pre-processing effect and high work efficiency. With the thermal environment-based composite material-metal hybrid connector fatigue test pre-processing device adopted, defects such as cumbersome manual work and inconvenient use can be eliminated.

The invention is named as a pressure storage type automobile engine prestart engine oil pressure auxiliary device, and belongs to the technical field of automobile engine oil lubrication. The pressure storage type automobile engine prestart engine oil pressure auxiliary device mainly solves the problem that mechanical abrasion exists due to the poor lubrication when an existing automobile is started. The pressure storage type automobile engine prestart engine oil pressure auxiliary device is mainly characterized in that the pressure storage type automobile engine prestart engine oil pressure auxiliary device comprises a lubricating oil pressure storage device composed of a pressure storage device shell, a pressure storage device piston and a pressure storage device spring, and the lubricating oil pressure storage device is connected with an engine lubrication main oil way; an electrical control device is composed of a storage battery, an ignition switch, a pressure storage device electromagnetic valve, an engine oil pressure alarm lamp and an engine oil pressure alarm sensor; and the pressure storage device electromagnetic valve comprises a first electromagnetic valve coil and a second electromagnetic valve coil, and the pressure storage device electromagnetic valve is arranged at the joint of the lubricating oil pressure storage device and the engine lubrication main oil way. The pressure storage type automobile engine prestart engine oil pressure auxiliary device has the beneficial effects that the service life of an automobile engine is prolonged and normal work of a hydraulic tappet is ensured when an automobile is started, and the pressure storage type automobile engine prestart engine oil pressure auxiliary device is mainly used for making engine oil generate pressure capable of lubricating the engine before the automobile engine is started.

The invention provides a switchgear spring operating mechanism device fault diagnosis method and device. The fault diagnosis method includes the following steps that: switching-off and switching-on coil current signals and core stroke signals during the switching-off and switching-on operation process of an operating mechanism are detected; analysis processing is performed on the obtained switching-off and switching-on coil current signals and core stroke signals, so that relevant characteristic data are obtained; the obtained characteristic data are compared with a data model library, so thatwhether the operating mechanism is faulty and the fault type of the operating mechanism can be known through diagnosis, wherein the data model library includes a normal state data model and an abnormal state data model which respectively include the characteristic data of the operating mechanism under a normal state and an abnormal state which are corresponding to the switching-off and switching-on coil current signals and the core stroke signals. With the switchgear spring operating mechanism device fault diagnosis method and device of the invention adopted, the problem of low accuracy of adetermined result which is caucused a condition that only switching-off and switching-on coil current signals are adopted to determine the fault type of the operating mechanism of a switchgear in theprior art can be solved.

The invention relates to a switchgear spring operating mechanism fault diagnostic method, which comprises the steps of: acquiring an induction current of an electromagnet during the motion process of a spring operating mechanism; acquiring coil charging time, iron core motion time and a current feature value at a coil charging completion moment according to the acquired induction current; and comparing the actually obtained parameters with corresponding parameters under normal circumstances for carrying out fault diagnosis of the circuit breaker spring operating mechanism. The switchgear spring operating mechanism fault diagnostic method is simple in process, can diagnose faults by just acquiring the induction current of the electromagnet, and makes judgment based on the coil induction current which is closely associated with the spring operating mechanism, so that the switchgear spring operating mechanism fault diagnostic method can effectively and accurately diagnose circuit breaker faults.

A plate uncoiling and shearing die comprises an upper die base and a lower die base. A lower die cutter block, an elastic material supporting frame and a discharging roller strip set are sequentially arranged on the top of the lower die base from the feeding side to the discharging side. The lower die cutter block and the discharging roller strip set are fixed to the lower die base, an elastic material pressing device is correspondingly arranged over the lower die cutter block, the top of the elastic material pressing device is connected with the bottom of the upper die base through a material pressing device spring, and the bottom of the elastic material pressing device is matched with the top of the lower die cutter block in a pressing mode. The bottom of the elastic material supporting frame is connected with the top of the lower die base through a material supporting frame spring, an upper die cutter block is correspondingly arranged over the elastic material supporting frame, the top of the upper die cutter block is fixedly connected with the bottom of the upper die base, and the upper die cutter block is matched with the lower die cutter block. According to the design, roll materials are prevented from being scratched by a cutting edge of the lower die cutter block, meanwhile, the die is prevented from being damaged by the edges of the roll materials, and the die maintenance cost is reduced.

The invention discloses a rotary damping buffering meshed type automobile motor, aiming to solve the problems of easy gear milling and complicated structure of the existing motor. The automobile motor disclosed by the invention comprises a driving device, an electromagnetic switch and an electric driver and the like, wherein the driving device comprises a pusher dog, a one-way device spring, a round iron plate, a one-way clutch and a return hairspring; and the electromagnetic switch also comprises a spring, a movable tactile disk, a tactile point, a tactile rod, a tactile rod return spring and a holding electromagnetic coil. According to the invention, a backspring is used and the principle that the backspring becomes more and more tight along with screwing due to the reverse acting force is also used to form a buffering and fastening machine element, thus the meshing can be realized fully and lightly without damaging gear rings and producing gear milling. By adopting the motor disclosed by the invention, the cost can be reduced, partial motor cast iron components can be saved, the weight can be lightened and the energy-saving effect can be more obvious; as the lever mechanism of the traditional motor can be omitted, the size can be reduced, the structure can be more compact, the materials can be saved and the motor is lighter and smaller; and besides, the product has excellent performance, extremely low failure rate, faster startup and no rigid frictions, thus the service life of the motor gear rings can be prolonged. Therefore, the motor disclosed by the invention can be used for replacing any existing starting motor in the market.