1552 results about "Compression device" patented technology

The invention discloses an outboard engine box bearing press-fitting device, and relates to the technical field of bearing mounting equipment, the outboard engine box bearing press-fitting device comprises an equipment underframe, a press-fitting working table is arranged at the upper end of the equipment underframe, a press-fitting bottom plate is mounted at the upper end of the press-fitting working table, and a box press-fitting tray is detachably mounted on the press-fitting bottom plate; a supporting frame is installed at the upper end of the press-fitting working table at the rear portion of the press-fitting bottom plate, an installation frame is installed at the front end of the supporting frame, a servo lifting electric cylinder is installed on the installation frame, a lifting plate is installed at the output end of the servo lifting electric cylinder, a box press-fitting quick-change head is detachably installed at the lower end of the lifting plate, and a press-fitting program operation panel is installed at one end of the installation frame. According to the device, the servo lifting electric cylinder is electrically controlled through the press-fitting program operation panel, the box body press-fitting quick-change head is driven to act, the device can quickly and accurately press a bearing into a crankshaft box body, the box body press-fitting quick-change head can be quickly replaced according to the crankshaft box body of the corresponding model, and the production efficiency is greatly improved.

The invention relates to a hand-held pulling and compression device for driving inter-changeable pulling and pressing tools, with a drive unit having a battery-operated electric motor and a scew drive with a threaded spindle connected to the electric motor and mounted rotatably on a housing body and a threaded nut mounted rotatably on the threaded spindle and non-rotatably on the housing body via a bearing unit. In order to provide a hand-held pulling and compression device which is suitable for driving inter-changeable pulling and pressing tools, it is provided that the hand-held pulling and compression device has a coupling unit which is connected to a tool holder and is connected to the threaded nut in such a way that pulling and compressive forces resulting from the direction of rotation of the threaded spindle are transmitted to the coupling unit.

A crop feeler device comprising a rod. A base is coupled to the rod. A housing is positioned in a facing relationship with the base. The base is configured to pivot in two opposing directions relative to the housing. A compression device is positioned within a portion of the housing. A guide is positioned within a portion of the housing and in a facing relationship with the compression device. A cable is coupled to at least one of the rod or the base and to the guide. A sensor is positioned to measure a sensing distance from the sensor to at least one of the guide, the cable, or the compression device as the compression device is compressed as the base pivots relative to the housing.

The invention relates to a fluid compression apparatus having a plurality of compression stages, comprising a first compression chamber, a second compression chamber, an intake system communicating with the first compression chamber which is configured to allow fluid to be compressed into said first compression chamber, a transfer system configured to allow in an open position the transfer of fluid from the first compression chamber to the second compression chamber, a mobile piston for ensuring the compression of the fluid in the first and second compression chambers. The apparatus further comprises a discharge port which communicates with the second compression chamber and is configured to allow the exit of compressed fluid, the piston being translationally mobile in a longitudinal direction, wherein the first compression chamber is defined by a fixed lower cavity, a lower end of the piston and a first sealing system formed between the piston and a wall of the cavity, wherein the second compression chamber is defined by a fixed upper cavity, an upper end of the piston and a second sealing system formed between the piston and a wall of the upper cavity. The invention is characterized in that, in the operating configuration of the apparatus, the longitudinal direction of translation of the mobile piston is vertical, the intake system being located at a lower end of the apparatus and the discharge port being located in an upper part of the apparatus above the transfer system.

The utility model discloses a cardiovascular intervention postoperative artery wound compression device, which relates to the technical field of wound compression devices and comprises a shell, two sides of the shell are movably connected with two sides of a bandage, an adjusting mechanism is arranged at the bottom of the shell and comprises a circular ring, and the inner side of the circular ring is slidably connected with the bottom of the shell. The inner side of the shell is slidably connected with a pressing block, the front portion and the rear portion of the pressing block are both fixedly connected with threaded blocks, the outer sides of the threaded blocks are in meshed connection with the inner side of a circular ring, the inner side of the top of the shell is rotationally connected with a rotating disc, the bottom of the inner side of the pressing block is fixedly connected with the bottom of a rack, and one side of the rack is in meshed connection with the front portion of a gear. One side of the gear is fixedly connected with a worm, the rear portion of the worm is connected with a worm gear in a meshed mode, through the adjusting structure, the effect that the compression pressure can be observed is achieved, and the problem that in a traditional wound compression device, the wound compression force cannot be accurately controlled according to the pulse pressure of a patient is solved.

Alignment guide systems, fixation guide devices, and methods for positioning and inserting an intramedullary nail are disclosed. The alignment guide system includes a targeting guide with a first end and a second end, an alignment wire rotatably engaging a second end of the targeting guide, and a guide sleeve insert engaging an opening in the first end of the targeting guide. The fixation guide device including a frame including a first end and a second end, a compression device slidingly coupled to the first end of the frame, and the intramedullary nail secured to a nail attachment apparatus of the frame. A method of inserting an intramedullary nail into two bones for fixation of the two bones is also disclosed.

Methods and apparatus for inserting and / or pressurizing a balloon catheter to balloon dilate anatomical channels, such as Eustachian tube and sinus channels, in a human head. The insertion device includes a balloon catheter guide tube for receiving and guiding a balloon catheter, and a device body rigidly attached to a proximal end of the balloon catheter guide tube. A compression device includes a syringe body having a syringe barrel, a proximal pusher guide section, an external hand or finger engagement geometry, a plunger having a distal plunger head and a plunger rod, and a pusher having a proximal end with a finger or hand engagement portion.

An adjustable chest compression device that can adjust to accommodate a variety of patient sizes. The chest compression device can include adjustable support legs structured to support the chest compression mechanism at a distance from the base member and adjust to accommodate a patient size. Another adjustable chest compression device can include adjustable legs that can adjust to accommodate different patient sizes, as well as perform the chest compressions using the adjustable legs. An extension, such as a back plate and / or leg extension can be added to a chest compression device to make the chest compression device taller and / or wider to accommodate larger patients.

An electric compressor includes a housing and a compression device. The housing defines an intake volume and a discharge volume. The compression device is a rotary-type compression device configured to compress refrigerant. The compression device includes a piston device including a cylinder and a rolling piston. The cylinder is eccentrically coupled to a drive shaft. The rolling piston has an outer surface in contact with an inner surface of a compression chamber. The rolling piston rotates about the cylinder as the drive shaft and the piston device are rotated by a motor. A vane moveably coupled to the housing and having an end adjacent the compression chamber is biased such that the end of the vane is in contact with the rolling piston as the piston device is rotated by the drive shaft.

The invention relates to a hand-held pulling and compression device for driving interchangeable tools, witha drive unit with a battery-operated electric motor,a screw drive with a threaded spindle mounted rotatably on a housing body and a threaded nut mounted rotatably on the threaded spindle and non-rotatably on the housing body via a bearing unit, anda coupling unit connected to a tool holder for transmitting tensile and compressive forces resulting from the direction of rotation of the threaded spindle from the threaded nut to the tool holder.In order to provide a hand-held pulling and compression device that can be used easily and flexibly for different work operations, it is provided that the hand-held pulling and compression device has a switching unit for coupling and decoupling the screw drive from the drive unit.

The invention relates to a hand-held pulling and compression device for driving interchangeable tools. In order to provide a hand-held pulling and compression device which can be used simply and flexibly for different work operations, it is provided that the pulling and compression device has a tool unit with a screw drive and a tool holder. The screw drive has a threaded spindle mounted rotatably on a housing body and a threaded nut mounted rotatably on the threaded spindle and non-rotatably on the housing body via a bearing unit. In addition, the pulling and compression device has a drive unit with a battery-operated electric motor for driving the threaded spindle, which drive unit can be connected to the tool unit via a coupling.

The invention discloses a rubber sealing ring compression performance detection device and a detection method thereof.The rubber sealing ring compression performance detection device comprises a tensile machine, a mechanical arm, a feeding device and a discharging device, the tensile machine, the feeding device and the discharging device are arranged in a delta shape, and the feeding device and the discharging device are arranged on the two sides in front of the tensile machine; the mechanical arm is arranged between the feeding device and the discharging device. Through positioning of the mechanical arm, the central point of the rubber ring coincides with the force application axis of the tensile machine after the rubber sealing ring is placed on the compression device, the situation that the stress on one side of the rubber ring is large and the stress on the other side of the rubber ring is small in the detection process is avoided, and then the detection repetition precision is improved. According to the method for detecting the compression performance of the rubber sealing ring, the automation rate of the whole process from to-be-detected rubber ring feeding to detection completion and recovery is 100%, and the beneficial technical effects that the detection efficiency is high, and the influence of human factors in the detection process is small can be achieved.

The utility model relates to the technical field of bundling machines, and discloses a bundling machine compression device which comprises a machining box, a compression assembly is arranged in an inner cavity of the machining box and comprises two first electric push rods, and the telescopic ends of the two first electric push rods are fixedly connected with side pressing plates. And the top of the processing box is fixedly connected with an L-shaped plate. By arranging the compression assembly, straw can be compressed, the first electric push rod and the side pressing plate are arranged to compress the side edges of the straw, the second electric push rod and the top pressing plate are arranged to compress the top of the straw, comprehensive compression of straw piles is achieved, and the discharging assembly is arranged to discharge the straw piles. According to the straw discharging device, the compressed straw can be discharged conveniently, the two bottom plates can be driven to be unfolded through the arrangement of a motor, a positive and negative threaded rod and a threaded sleeve, and therefore the compressed straw pile can be rapidly discharged, and the processing efficiency is improved.

Fixation guide devices and methods for positioning and inserting an intramedullary nail are disclosed. The fixation guide devices include a frame with a first end and a second end, a compression device removably coupled to the first end of the frame, and the intramedullary nail secured to a nail attachment apparatus of the frame. An intramedullary nail including a body with a fastening end, a closed end, and at least two openings is also disclosed. A compression device includes a compression member, a knob, and a bolt secured in the knob and rotatably engaging the compression member is also disclosed. An alignment guide is disclosed and includes a base member, an alignment member, and a fixation guide. A method of inserting an intramedullary nail into two bones for fixation of the two bones is also disclosed.

The invention relates to a hand-held pulling and compression device and a mechanical force amplifier for a hand-held pulling and compression device for driving pulling and pressing tools. The hand-held pulling and compression device for driving interchangeable tools has a drive unit comprising a battery-operated electric motor, a first screw drive with a first threaded spindle mounted rotatably on a housing body and a threaded nut mounted rotatably on the first threaded spindle and non-rotatably on the housing body via a bearing unit, and a coupling unit connectable to a tool holder for transmitting tensile and compressive forces resulting from the direction of rotation of the first threaded spindle from the first threaded nut to the tool holder. In order to provide a mechanical force amplifier for a hand-held pulling and compression device and a hand-held pulling and compression device which can be easily and flexibly adapted to different work operations, it is provided that the mechanical force amplifier has a connecting section for detachably fixing the mechanical force amplifier to a connection section of the housing body of the hand-held pulling and compression device and a tool connection for pulling and compression tools.

The utility model provides an auxiliary abdomen pressing device which comprises an abdominal belt and pressing assemblies, hook-and-loop fasteners capable of being adhered to each other are fixedly arranged at the two ends of the abdominal belt, and at least one pressing assembly is fixedly arranged in the middle of the back face of the abdominal belt. The pressing assembly comprises a supporting seat, a motor, a rotating shaft and pressing pieces, the supporting seat is integrally U-shaped, the motor is fixedly installed on the side portion of the supporting seat, the rotating shaft is horizontally installed in the supporting seat, the motor can drive the rotating shaft to rotate, and at least one pressing piece is installed on the rotating shaft and extends out of an opening of the supporting seat; the auxiliary abdomen pressing device is fixed to the upper abdomen of a patient through the abdominal belt, when the patient coughs, the motor rotates to drive the pressing piece to rotate anticlockwise so that the abdomen can be pressed inwards and upwards, the pressing duration can be adjusted and controlled, the consistent abdomen pressing strength can be kept all the time, and the auxiliary abdomen pressing effect is better; the abdominal pressure is increased to enhance the cough strength of the patient, so that the patient is assisted to effectively cough, sputum excretion is promoted, and the pulmonary infection opportunity is reduced.

The utility model relates to the technical field of pleuroperitoneal cavity drainage tubes, in particular to a novel multifunctional pleuroperitoneal cavity drainage tube which comprises a puncture portion, a plurality of through holes are formed in the outer surface of the puncture portion, a connector is fixedly connected to the upper end of the puncture portion, and a limiting piece is fixedly connected to the lower portion of the outer surface of the connector. A limiting device is bonded to the middle of the outer surface of the connector, a drainage tube body is fixedly connected to the upper end of the connector, a flow limiter is movably connected to the outer surface of the drainage tube body, an extension tube is fixedly connected to the upper portion of the outer surface of the connector, and a pressing device is movably connected to the outer surface of the extension tube in a penetrating mode. The end, away from the connector, of the extension pipe is fixedly connected with an air bag. According to the novel multifunctional pleuroperitoneal cavity drainage tube, through the arrangement of the air bag, dredging can be rapidly conducted when blockage occurs, and the cleaning efficiency is improved.

The utility model provides an abdominal pressure tourniquet, including an abdominal belt, on which a tightening device is provided, the tightening device adopts a tightening belt, and the tightening belt is provided with Velcro; a pressurizing device is provided on the inner wall of the abdominal belt, and the pressurizing device includes a plurality of air bags arranged at intervals, and a gas diversion structure is provided on the outer surface of the abdominal belt, and all the air bags are connected to the inflation device through the gas diversion structure, and the gas diversion structure can connect all the air bags, or connect one air bag alone. The utility model adopts Velcro provided on the tightening belt, which can quickly fix the abdominal belt on the patient's abdomen; when the inflation device is used to connect one air bag alone through the gas diversion structure, one air bag is inflated alone to locally pressurize the wound, and the pressurized air bag area can be selected according to the wound location; when the amount of abdominal bleeding is large, the inflation device is used to connect all the air bags through the gas diversion structure, and all the air bags can be inflated at the same time to achieve the effect of pressurizing the abdomen as a whole.

The utility model relates to the technical field of blanket processing, in particular to a cut-off mechanism for blanket processing, which can stably pull a blanket by arranging the cut-off mechanism, so that the cut-off effect of the blanket is ensured. Comprising a top plate, four supporting columns, a pulling device, a pressing device, a moving device and a cutting device, the four supporting columns are installed on the left front side, the left rear side, the right front side and the right rear side of the bottom end of the top plate correspondingly, the pulling device is installed on the left side of the top end of the top plate, and the pressing device is installed on the right side of the top end of the top plate; the cutting device is mounted on the moving device, the two first fixing plates are symmetrically mounted on the left side of the top end of the top plate, the first screw is rotatably mounted on the two first fixing plates, the first motor is mounted at the left end of the left first fixing plate, and the output end of the first motor penetrates through the left first fixing plate to be connected with the left end of the first screw. And a threaded hole communicates with the middle side of the bottom of the L-shaped plate.

The invention relates to a hand-held pulling and compression device and a hydraulic force amplifier for a hand-held pulling and compression device for driving pulling and pressing tools. In order to provide a hydraulic force amplifier for an electro-mechanically driven, hand-held pulling and compression device and a hand-held pulling and compression device which can be easily and flexibly adapted to different operations, it is provided that the hydraulic force amplifier has a housing body having at least one first working chamber filled with hydraulic fluid and having a connecting section for detachably fixing the hydraulic force amplifier to a connection section of the pulling and compression device. In addition, the hydraulic force amplifier has a first hydraulic piston which is arranged in the first working chamber so as to be displaceable between a starting position and an end position and which has a first piston surface and a coupling section for connection to a drive element of the pulling and compression device which is adjustable relative to the connection section. Furthermore, the hydraulic force amplifier has a second hydraulic piston which is displaceably arranged in the working chamber at a distance from the first hydraulic piston and has a second piston surface which is larger than the first piston surface and a mechanical tool connection for the pulling and pressing tool.

A method for producing a crimp connection via a handheld pulling and compression device and to a handheld pulling and compression device for carrying out the method. For the handheld pulling and compression device, which enables reliable production of crimp connections, a control unit is provided for controlling the electric motor for adjusting the crimping punch between the crimp position and the open position, and a sensor unit connected to the control unit for monitoring the motor performance data when the crimping punch is adjusted in the direction of the crimp position. The control unit interrupts the adjustment of the crimping punch in the intermediate position when predefined first motor performance data are exceeded and / or undershot, adjusts the crimping punch further in the direction of the crimp position after reactivation and terminates the crimping process when predefined second motor performance data are reached.

The invention relates to a hand-held pulling and compression device for driving interchangeable tools, with a drive unit comprising a battery-operated electric motor, a screw drive with a threaded spindle connected to the drive unit and rotatably mounted on a housing body, and a threaded nut mounted rotatably on the threaded spindle and non-rotatably on the housing body via a bearing unit, and a coupling unit connected to a tool holder for transmitting tensile and compressive forces resulting from the direction of rotation of the threaded spindle from the threaded nut to the tool holder. In order to provide a hand-held pulling and compression device that can be used flexibly, it is provided that the housing body has a connection section for detachable fixing of a tool device to the pulling and compression device.

The invention discloses an intelligent control method and system for limb pressurization equipment, and relates to the technical field of intelligent control. The current working state of the limb pressurization equipment is determined according to multiple pieces of working data of the limb pressurization equipment; the training report of the target limb is determined according to the current working state of the limb pressurization equipment, the multiple training pressure items and the overall form of the target limb, and the accuracy of the training report of the target limb is improved. Determining a plurality of training features according to the detection of the training report, and determining a pressure curve of the target limb according to the plurality of training features, the pressure condition of the target limb and the age of the user; determining an intelligent control event of the limb pressurization equipment based on the pressure curve of the target limb and the current working state of the limb pressurization equipment, and determining a dynamic early warning system of the limb pressurization equipment according to the intelligent control event, the abnormal signal of the limb pressurization equipment and the current body state of the user, and the accuracy of the dynamic early warning system of the limb pressurization equipment is improved.

The utility model discloses a compression shaping device before spring heat treatment, which relates to the technical field of spring heat treatment, and comprises a base frame, a hydraulic cylinder is fixedly arranged on the inner side of the base frame, a cross bar is fixedly arranged at the end of the output shaft of the hydraulic cylinder, an extrusion plate is fixedly arranged at the end of the cross bar, a mounting frame is fixedly arranged at the end of the top of the base frame away from the hydraulic cylinder, a support plate is fixedly arranged on the side wall of the mounting frame, a plurality of movable holes arranged in a symmetrical manner are opened inside the extrusion plate and the support plate, sleeve rods are arranged in the movable holes, an externally threaded tube is rotatably sleeved on the rod wall of the cross bar, a movable plate is threadedly sleeved on the tube wall of the externally threaded tube, and a connecting plate is fixedly arranged at the end of the sleeve rod. The extrusion plate, movable hole, sleeve rod, cross bar, externally threaded tube, movable plate, connecting plate and push plate provided by the utility model can adjust the spacing between the plurality of sleeve rods according to the width range of the spring to be compressed, thereby improving the versatility of the spring compression device.

The invention provides an intelligent compression device and method for maintaining the internal fistula function of a hemodialysis patient, and belongs to the technical field of intelligent compression. The device comprises a CMUT ultrasonic array, an errhysis sensor, a bioelectricity monitoring module, an infrared temperature sensing array, an AI intelligent decision module, a dynamic pressure adjusting system, an energy field intervention module and a microneedle drug delivery module. Through space-time alignment collection of multi-modal data, dynamic parameter optimization of an AI model and rapid cooperative response of an actuator, the internal fistula compression is spanned from experience dependence to accurate intelligence, and the hemostasis efficiency and the blood vessel protection effect are remarkably improved.

The utility model discloses a compression device after radial artery puncture, which belongs to the technical field of medical treatment and comprises a glove, three elastic bands are arranged on the outer wall of the glove, the three elastic bands form a triangular position and are tensioned, a side edge opening is formed in the front side of the glove, and a pressing opening is formed in the top of the glove. The top of each elastic band is fixedly connected with a pressing sleeve used for pressing a wound, and the pressing sleeves are fixedly connected to the intersection of the three elastic bands. By means of the mode, the winding rod is rotated to enable the binding line to be wound and pull the elastic band to be tightened, so that the pressing sleeve properly compresses a wound, the winding degree of the binding line is adjusted by rotating the rotating rod, the compression strength is controlled, operation is easy and convenient, and adjustment is convenient.

The utility model discloses same-side horizontal overturning garbage compression equipment which comprises a compactor, a fixing frame, a lifting assembly, a supporting platform assembly, an overturning oil cylinder and a placement seat, the compactor is arranged above a foundation pit, the fixing frame and the placement seat are both installed at the bottom in the foundation pit, the placement seat is located under the compactor, and the lifting assembly is arranged on the supporting platform assembly. The fixing frame is arranged on one side of the containing base, the lower end of the lifting assembly is installed at the upper end of the fixing frame, the lower end of the supporting platform assembly is rotatably installed at the upper end of the lifting assembly, the lifting assembly operably drives the supporting platform assembly to move in the vertical direction, and the upper end of the overturning oil cylinder is rotatably connected with the supporting platform assembly. The lower end of the overturning oil cylinder is rotationally connected with the lifting assembly, and the supporting platform assembly is used for bearing the garbage container. Through the application of the same-side horizontal overturning garbage compression equipment, garbage dumping and compaction are completed in a foundation pit, the construction cost is reduced, and the occupied area is reduced.

The utility model discloses a hemostasis compression device which comprises an arc-shaped pressing plate, and an inflation compression assembly used for conducting hemostasis compression on a bleeding position is installed on the surface of the inner periphery of the arc-shaped pressing plate. The hemostasis compression device has the advantages that the arc-shaped pressing plate is pressed on a bleeding position, preposed hemostasis compression can be conducted on the bleeding position by means of the hemostasis lining of the inflation compression assembly, and the arc-shaped pressing plate is fixedly bound to the periphery of the bleeding position through the binding assembly; the hemostasis lining can be further pressurized and pressed at the bleeding position for hemostasis operation in an inflating and pressurizing mode of the inflating and pressing assembly on the inner surface of the arc-shaped pressing plate, front hemostasis pressing and rear inflating and pressurizing hemostasis pressing on the bleeding position are achieved, and the manual operation mode that a nurse and an accompanying person press a hemostasis pad with the hands is replaced. And the working intensity of nurses and accompanying personnel is relieved, and it can be guaranteed that hemostasis operation on the bleeding position is smoothly completed.

The utility model relates to a reciprocating mechanism and a compression device, the reciprocating mechanism comprises a rotary transmission part, a reciprocating body, a first rolling part and a second rolling part, the rotary transmission part is provided with a first guide groove and a second guide groove, and the tracks of the first guide groove and the second guide groove are provided with wave crests and wave troughs which are staggered in the circumferential direction of the rotary transmission part; the reciprocating body is provided with a first mounting part and a second mounting part which are relatively fixed; the first rolling piece is arranged on the first mounting part and is matched with the first guide groove; the second rolling piece is arranged on the second mounting part and is matched with the second guide groove; when the rotating transmission part rotates, the displacement variation of the first rolling part and the displacement variation of the second rolling part in the axial direction of the rotating transmission part are equal. According to the reciprocating mechanism and the compression device, in the rotating process of the rotating transmission part, the first rolling part moving along the first guide groove and the second rolling part moving along the second guide groove can achieve the stable supporting effect at different positions of the peripheral side of the corresponding rotating transmission part correspondingly, so that the movement stability is improved.

The utility model discloses a clamping device for aviation parts processing, relates to the technical field of parts processing, and solves the problem that the horizontal position of the clamping block of the existing device is fixed and cannot be adjusted according to aviation parts of different sizes, thereby reducing practicality. The scheme includes a base, a first rectangular frame is fixedly connected to one side of the upper surface of the base, a first one-way screw rod is rotatably connected to the inside of the first rectangular frame, and a slider is threadedly connected to the inner wall of the first rectangular frame on the outer surface of the first one-way screw rod. When the first adjusting mechanism of the utility model is in operation, the distance between the first clamping mechanism and the second clamping mechanism on both sides can be changed, and can be adjusted according to the length of the aviation parts. When the second adjusting mechanism is in operation, it can drive the corresponding second clamping mechanism to move, and can adjust the distance between adjacent first clamping mechanisms and second clamping mechanisms according to aviation parts of different widths.