34results about How to "Achieve articulation" patented technology

The invention relates to a disassembling tool comprising a clamp, a cylinder and a stepped shaft arranged in the cylinder, wherein the shaft shoulder of the stepped shaft is connected with the inner surface of the cylinder by screw threads; the bottom of the stepped shaft is provided with a jack allowing a flying plate to be insert into so as to drive the stepped shaft to rotate; the clamp comprises a plurality of clamping jaws, and the clamping jaws are respectively connected with the stepped shaft by a V-shaped rocker arm; the corner of the rocker arm is hinged with the cylinder by a pin shaft; the upper end of the rocker arm is hinged with the corresponding clamping jaw, and the lower end thereof is connected with the stepped shaft by a first spherical hinge; the lower end of the rocker arm is of a spherical shape; the stepped shaft is provided with an annular channel which accommodates and allows the lower end of the rocker arm to slide in the annular channel; the spherical shell of the first spherical hinge is formed on the channel; and the upper end of the cylinder is provided with a plurality of chutes which accommodate and allow the clamping jaws to slide in the sliding slots. The invention has the advantages of capability of being suitable for various brands of oil filters, wide adaptability and simple structure.

The invention relates to a bidirectional eccentric loading device for bamboo bending members, and an installation method. The device comprises two steel cylinder sleeves which are in vertical mirror symmetry, two ball hinged seats, and the bamboo bending members. The steel cylinder sleeves are disposed on the ball hinged seats, and the bamboo bending members are inserted into hollow steel cylinders in the steel cylinder sleeves. The device is advantageous in that 1), the structure is simple and is easy to install, the main body of the loading device only comprises the steel cylinder sleeves and the ball hinged seats, and the installation step is easy; 2), the device is clear in force transmission and is good in integrity, the steel cylinder sleeves can serve as attached corbels fixed at two ends of the member so as to enlarge the force bearing range of an end face, and the ball hinged seats achieve the hinging of the members; 3), the eccentric position is flexible and controllable, ball hinges and the steel cylinder sleeves are connected through holding-on teeth, and the movable ball hinges change the relative position of the steel cylinder sleeves and the ball hinges, thereby achieving the design of different eccentric distances easily; 4), the device is high in popularity, a bamboo member in any rectangular shape can be connected with the device through a steel filling piece and a reserved bolt hole, and the device can be used for carrying out the bidirectional eccentric bearing test of many types of bamboo materials.

The invention provides a novel tensile strength testing device for a core sample. The novel tensile strength testing device comprises a sleeve with a pull board, a test piece fixing sleeve, a gasket and a pulling device, wherein the test piece fixing sleeve comprises a sleeve; the upper part of a sleeve wall of the sleeve is an inner thread part with uniform thickness; the inner thread part gradually becomes thick towards the lower side from the bottom and the section of the inner thread part is in a normal trapezoid shape; the gasket is composed of two semi-circular arc shapes with the same size, the thickness of the gasket is gradually reduced along the vertical direction and the section of the gasket is in a reversed trapezoid shape matched with the normal trapezoid shape of the lower part of the sleeve; the gasket sleeves the two ends of a test piece; after the test piece fixing sleeve sleeves the test piece, the two ends of the test piece are lifted so that the gasket and the test piece fixing sleeve can be mutually engaged to clamp the test piece; the sleeve with the pull board and the inner thread part of the sleeve are in thread connection; one end of the pulling device is hinged with the sleeve with the pull board; and the other end of the pulling device is hinged with a tension tester. With the adoption of the novel tensile strength testing device, preparation and treatment processes of sticking and pulling off the tensile test piece and the pull board, crushing the test piece, stripping off the pull board and the like are simplified, and the working efficiency is improved to the greatest extent.

The invention relates to an on-site calibration method of a marine fiber bragg grating strain sensor. The method comprises the following steps of establishing a data preparing an upper computer,establishing the database on the upper computer, and setting electric communication between a simulated to-be-tested board and the database; mounting the simulated to-be-tested board: performing surface bonding on the simulated to-be-tested board and the fiber bragg grating strain sensor to form an equivalent strain; installing a fiber bragg grating demodulation instrument: connecting the fiber bragg grating strain sensor with the fiber bragg grating demodulation instrument; installing a simulated vibration analysis device; carrying out simulation analysis: obtaining the strain of the fiber bragg grating strain sensor for simulating the natural frequency vibration state of the to-be-tested board, determining the strain as calibration source data Z1, and storing the calibration source dataZ1 in a database; starting a fiber bragg grating demodulation instrument program to obtain actual strain data Z2 of the fiber bragg grating strain sensor; and carrying out comparison and calibration:displaying the data obtained in the steps S5 and S6 on a display screen of the upper computer, and performing comparison and calibration. The method is good in calibration effect and high in calibration precision.

The invention relates to a clutch disk (101) comprising a torsional vibration damper (105) which has two spring dampers (102, 103) connected in series, and comprising a centrifugal pendulum (104) which has a hub (112) and a flange (111) arranged on the hub, and side discs (110) are arranged on both sides of the flange (111), wherein the side discs (110) are connected radially outside to friction linings (108), wherein a first spring damper (102) is arranged as a main damper between the side discs (110) and the flange (111) in a torque-transmitting manner, and a second spring damper (103) is arranged as a pre-damper between the flange (111) and the hub (112) in a torque-transmitting manner, wherein the centrifugal pendulum (104) has at least one flange (114) and centrifugal weights (115) arranged displaceably thereon, wherein the at least one flange (114) of the centrifugal pendulum (104) is hinged to an element of the clutch disk (101) upstream of the second spring damper when viewed in the direction of torque.

The invention provides a power battery pack, which comprises a box body, a BMU and an installation plate, wherein L-shaped support plates are arranged at two sides of the BMU; an opening is formed in one side surface of the box body; the installation plate is arranged at the outer side of the box body and covers the opening; one end of the installation plate is hinged with the box body and the other end is detachably connected with the box body; a sliding seat is arranged at the inner side of the installation plate and is provided with a sliding chute; the BMU can slide inside through the L-shaped support plates from one end of the sliding chute; and the BMU can enter or penetrate through the opening along with rotation of the installation plate. Excessive bolts do not need to be fastened or removed by the BMU in the power battery pack in the installation and removal processes, so that the production efficiency can be greatly improved and the power battery pack is simple in structure and easy to operate.

The invention provides a rotating shaft and electronic equipment. The rotating shaft comprises a first main body part and a second main body part. A first rotating part on the fist main body part and a second rotating part on the second main body part can be inserted with a same axis front and back to enable the first main body part and the second main body part to be hinged together. An elastic arm is arranged on the side, provided with the first rotating part, of the first main body part and extends out in the direction parallel to the axis, and a gap is formed between the elastic arm and the side wall of the first main body part. When the elastic arm is in a free state, the position of a blocking part on the elastic arm is overlapped with the inserting position of the second rotating part and the first rotating part; and when the elastic arm is in an extruded state, the blocking part moves towards the gap along with the elastic arm to avoid the second rotating part. According to the rotating shaft, hinging rotating among different parts can be achieved, meanwhile, the structure is simple, and assembly is easy.

The invention discloses a hawser winch drum, and belongs to the field of marine hawser winches. The hawser winch drum comprises a first drum body, a second drum body and drum side plates, wherein thefirst drum body and the second drum body are oppositely arranged. The drum side plates comprise the first drum side plate and the second drum side plate, the first drum body and the second drum body have the same structures, the first drum body is of a semi-arc structure, one end of the first drum body and one end of the second drum body are both connected with the first drum side plate, and the other end of the first drum body and the other end of the second drum body are both connected with the second drum side plate. An opening for containing an emergency release device is formed between the first drum body and the second drum body, a first pin shaft mounting hole is formed in the first drum body, a second pin shaft mounting hole is formed in the second drum body, and the first pin shaft mounting hole and the second pin shaft mounting hole are coaxially formed. According to the hawser winch drum, the emergency release device can be integrated in the drum of a hawser winch, so that the mounting space of a deck is saved.

The invention discloses a non-invasive novel uterine manipulator which comprises an execution mechanism, a transmission mechanism connected to the end of the execution mechanism in a matched mode andused for driving the execution mechanism to act, and an operating mechanism connected to the end, away from the execution mechanism, of the transmission mechanism in a matched mode, the operating mechanism is vertically connected with the transmission mechanism. A flexible protective sleeve is arranged on the peripheries of the actuating mechanism and the transmission mechanism; the uterine manipulator is simple and reliable in structure, reasonable in design, convenient to use and reliable to operate; the transmission mechanism is driven by the operating mechanism to move, and then the executing mechanism is driven to move the uterus transversely and front and back, so that good space exposure is achieved, a reliable surgical operation environment is provided for an operator, and the surgical effect is improved.

The invention discloses a diabetic foot rehabilitation exercise device which comprises a telescopic base, the length of the telescopic base meets the requirement that after the telescopic base is matched with a stool or a bed, a diabetic patient can do Picger exercise, and the length of the telescopic base ranges from 75 cm to 100 cm; the telescopic base is provided with a first and second motion mechanism of the Pitger motion for lifting or laying the lower limbs of the patient flat and a first auxiliary mechanism for examining the two feet while the first motion of the Pitger motion is carried out; the telescopic base is further provided with a second auxiliary structure for foot pain sense, touch sense and temperature sense examination. The length of the telescopic base is half of the height of a human body, existing furniture of a diabetic patient at home can be used for carrying out Picger exercise, and the device is better in adaptability and suitable for wide popularization; when the first action of the Pitger movement is carried out, the two feet are examined at the same time, so that time is saved; during rehabilitation exercise, double-foot examination is carried out, and the design is ingenious.

The invention discloses an electronic remote controller and a solid wood shell thereof. The electronic remote controller comprises a bottom shell and a face shell; the bottom shell and the face shell can be separated from each other; the electronic remote controller further comprises a clamping hook locking rod, a clamping hook locking hook and a clamping hook locking groove; one end of the bottom shell is hinged to one end of the face shell; and the other end of the bottom shell and the other end of the face shell are clamped in the clamping hook locking groove through the clamping hook locking hook to achieve clamping connection; a clamping hook locking rod is pushed by a hand to move inwards so that the clamping hook locking hook can stretch into the clamping hook locking groove, and the clamping hook locking rod resets to move outwards so that the clamping hook locking hook can be clamped in the clamping hook locking groove; one end of the bottom shell and one end of the face shell are firstly hinged and then clamped in the clamping hook locking groove by utilizing the clamping hook locking hook, so that the other end of the bottom shell is clamped with the other end of the face shell. According to the electronic remote controller and the solid wood shell thereof, the electronic remote controller and the solid wood shell thereof are simple in structure; and the mounting and dismounting of the face shell and the bottom shell are convenient.

The invention discloses a clamping mechanism for welding machines, which is suitable for clamping a tool bit on a saw blade welding machine. The clamping mechanism comprises a pair of symmetrically-arranged tool bit clamps, the upper ends of the tool bit clamps are respectively connected with a pneumatic finger for controlling an opening between the tool bit clamps, and the lower ends of the tool bit clamps are respectively connected to a same elastic piece with flexibility. The clamping mechanism for welding machines, disclosed by the invention, replaces the traditional control mode of carrying out opening and closing operations on tool bit clamps by use of a sliding guide rail, so that the defects of poor positioning accuracy and short service life due to abrasion caused by that the tool bit clamps carry out reciprocating linear motion with the sliding guide rail for a long time are overcome. According to the invention, through fixedly connecting the two tool bit clamps to the same elastic piece with flexibility, the hinging of the two tool bit clamps is realized, so that the two tool bit clamps are controlled to be opened and closed repeatedly under the driving of the pneumatic finger; and the clamping mechanism is not only simple in structure, but also can realize approximately lossless hinging by aid of the flexibility of the elastic piece, thereby greatly prolonging the service life of the clamping mechanism.

The invention relates to a secondary sedimentation tank cleaning device and a cleaning method thereof. The cleaning device comprises a rack, a base plate, a sliding plate and a pressing plate, whereinthe top of the rack is fixedly connected with the bottom of a rotating bridge; the base plate is fixedly connected with the bottom of the rack; the sliding plate is parallel to the base plate and isarranged on one side of the base plate; a lifting device is arranged on one side of the base plate; the lifting device is capable of driving the sliding plate to move in a vertical direction; the pressing plate is perpendicular to the sliding plate and is rotationally connected with one side of the sliding plate; a driving device for driving the pressing plate to swing is arranged on one side of the sliding plate; the driving device is also capable of holding the pressing plate which is folded to work in a working position; and a cleaning device for cleaning side walls of a secondary sedimentation tank is arranged on one side of the pressing plate. The invention further relates to a cleaning device of the device. The side walls of the secondary sedimentation tank can be automatically cleaned without product halt, no chemical agent is used, the cleaning device is applicable to secondary sedimentation tanks of different sizes, the pressing plate can be propped by the driving device whencleaning is implemented, then a sufficient cleaning intensity can be ensured, the cleaning effect can be ensured, and the cleaning device can be withdrawn after cleaning is completed.

The invention relates to a scissors-fork type electric control material conveying box with an overturning function. The scissors-fork type electric control material conveying box comprises a bearing base, a lifting mechanism, a workbench, an overturning device and a material box. universal wheels are mounted at the bottom of the bearing base, and a handle for manually pushing and pulling the bearing base is mounted at the rear part of the bearing base; the lifting mechanism is installed above the bearing base and can stretch or contract, and the workbench is installed on the lifting mechanism and synchronously ascends or descends along with stretching or contracting of the lifting mechanism; the overturning device is installed below the rear end of the workbench and can move up and down in a lifting mode; and the material box is located on the workbench, the bottom of the front end of the material box is hinged to the workbench, and the rear end of the material box is connected with the overturning device and turns over front and back along with up-down lifting of the overturning device. The scissors-fork type electric control material conveying box has the beneficial effects that the structure is simple, the performance is reliable, a servo motor is adopted as a power source, operation is stable, manual operation is replaced, and the working efficiency is improved.

The invention relates to the field of lagging jacks for tunnel construction, in particular to a multi-truss prefabricated folding lagging jack and an erecting method thereof.The multi-truss prefabricated folding lagging jack comprises a lagging jack body, the lagging jack body comprises a top lagging jack and base lagging jacks arranged at the two ends of the top lagging jack, and the top lagging jack is hinged to the base lagging jacks at the two ends of the top lagging jack; connecting pieces used for connecting the top arch frame and the base arch frames are arranged between the two ends of the top arch frame and the base arch frames at the two ends of the top arch frame. Compared with an existing multi-section type arch frame, when the arch frame is installed, time can be better saved, and the installation efficiency of the arch frame in a tunnel is improved.

A mosquito net for beds comprises at least three frames. Two ends of one frame are directly or indirectly hinged to two ends of another frame. When the mosquito net is placed or set on a bed and the included angles of the frames decrease, the mosquito net is folded; when the included angles of the frames increase, the mosquito net is unfolded. The mosquito net is more convenient to access.

The invention relates to a test device for studying the interference law of marine risers under the action of jacking force, which mainly includes a bracket, a riser model, a hinged joint and a pulley; the pulley is fixed on the top of the bracket; the hinged joint includes an upper hinged joint and a The lower articulated joint, the lower end of the riser model is connected with the lower articulated joint, and the upper end of the riser model is connected with the upper articulated joint; studs are installed on the top plate of the upper articulated joint, and it is characterized in that: the top and the bottom plate of the bracket are respectively set There is a reserved hole, the upper end of the stud passes through the reserved hole on the top of the bracket to connect the steel strand, and the steel strand bypasses the pulley to connect with the counterweight; the lower hinged joint passes through the reserved hole on the stud and the bottom plate, and is fixed on the the bottom plate of the bracket. The device can effectively realize the articulation, apply the top tension, and can simulate the actual engineering by changing the arrangement and spacing of the riser model in the test of the interference law of the marine riser, so as to obtain accurate test data and conclusions .

The invention relates to the technical field of cranes, in particular to an anti-overturning mechanism of a crane, which solves the problem in the prior art that when lifting heavy objects, the vehicle loses balance, the vehicle easily overturns, and accidents occur. An anti-overturning mechanism for a crane, comprising a crane outrigger, the bottom of the crane outrigger is hinged to a base through a hinge assembly, the top of the crane outrigger is hinged to a horizontal telescopic assembly through a hinge assembly, and the top of the base is provided with a hinge assembly Cooperating grooves; both sides of the base are provided with a protective mechanism, the protective mechanism includes an I-shaped slide rail, both sides of the I-shaped slide rail are slidably connected with a first slider, and the I-shaped slide rail Limiting blocks are fixed at both ends of the rail, and the bottom of the I-shaped slide rail is connected to the ground. The invention has a reasonable structure, is convenient to carry out limit support when rolling over, prolongs the reaction time, and thus avoids the occurrence of accidents.

The invention relates to a clutch disc (101) having a torsional vibration damper (105) with two spring dampers (102, 103) connected in series and having a hub (112) and a The centrifugal force pendulum (104) of the flange (111), on both sides of the flange (111) there are side disks (110), wherein the side disks (110) are connected to the friction linings (108) on the radially outer side , wherein the first spring damper (102) is arranged as the main damper for torque transmission between the side plate (110) and the flange (111), and the second spring damper (103) acts as a pre-damper The device is arranged for torque transmission between a flange (111) and a hub (112), wherein the centrifugal pendulum (104) has at least one flange (114) and a centrifugal weight displaceably arranged on the flange (115), wherein at least one flange (114) of the centrifugal force pendulum (104) is articulated on an element of the clutch disc (101) in front of the second spring damper as viewed in the torque direction.

The invention provides a bottom lifting frame and a hydraulic support. The bottom lifting frame comprises a top plate, side plates and lug plates, the lower surface of the top plate is provided with afirst arc structure, the side plates are connected with the top plate and located on the two sides of the top plate, first pin holes are formed in the side plates, the lug plates are connected with the top plate and located on the two sides of the top plate, the lug plates and the side plates are arranged on the peripheral side of the top plate in a surrounding mode, and second pin holes are formed in the lug plates; and the bottom lifting frame is configured to be of an integrated structure. According to the bottom lifting frame, the top plate, the side plates and the lug plates are arrangedto be of the integrated structure, faults caused by open welding of a welding seam of a welding structure are avoided, the structure is simple, and cost is saved. The first arc structure on the lowersurface of the top plate is in arc contact with the top of a bottom lifting jack, and damage caused by bending deformation of a connected pin shaft is avoided.

The invention discloses a registered jack pull-out device of a case network cable, and belongs to the technical field of a network cable registered jack plug-in and plug-out device. The registered jack pull-out device comprises a press plate and an elastic piece, wherein the press plate is arranged at one side where a side wall of a case of the network cable registered jack is exposed, the press plate is arranged above an elastic sheet of the network cable registered jack, the press plate is hinged with the side wall of the case, the elastic piece is arranged below the press plate, an upper end of the elastic piece is connected with the press plate, and a lower end of the elastic piece is connected with the case. The elastic piece of the network cable registered head is pressed by the press plate, an operator does not need to extend a finger into a gap between the elastic piece above the network cable registered jack and an upper plate of the case, the network cable registered jack isattempted to be pulled out without pressing the elastic piece of the network cable registered jack for multiple times, the registered jack pull-out device is simple, convenient and accurate to operateand is high in success rate, the problem that the network cable registered cable is difficult to pull in the prior art is solved, and the damage probability of the elastic piece of the network cableregistered jack is reduced.

The invention discloses a novel toilet cover plate support. The support comprises a support body used for connecting a toilet cover plate with a toilet base, wherein the support body is provided witha connection unit that is in limiting cooperation with the side part of the toilet base, so that the support body is fixedly installed on the toilet base, and thus the installation component is positioned on the side surface of a toilet. Therefore, installation without holes in the upper surface of the ceramic toilet base is achieved, and thus the toilet base and the toilet cover plate are hingedtogether; the novel toilet cover plate support is cleaner in appearance and convenient to clean and maintain.

The invention discloses a pipeline tapping falling piece under-pressure fishing device which comprises a sealing structure provided with a sealing shell and a supporting sleeve. The first lifting mechanism is provided with a first pull rod; the second lifting mechanism is provided with a second pull rod; the salvage structure is provided with a guide part and a salvage assembly, the guide part is arranged at the bottom of the first pull rod, the top of the salvage assembly is fixed to the bottom of the second pull rod, and the salvage assembly slides along the guide part and has a first salvage state and a second salvage state; in the first fishing state, the fishing assembly is in a vertical state and vertically coincides with the center of the pipeline opening; and in the second salvage state, the tail end of the salvage assembly is horizontally bent and horizontally extends to the downstream. The sealing shell is fixed to the sandwich valve to define the anti-escape cavity, and the requirement for under-pressure fishing work can be met; the salvage position of the salvage assembly can be adjusted at will, the salvage range is wide, the salvage requirements of different salvage positions are met, and the defect that a traditional salvage device can only conduct salvage in a small range is overcome.

The invention discloses an air purifier. The air purifier comprises a casing and a support used for supporting the casing, wherein first connecting pieces are arranged on the connecting side of the casing, and second connecting pieces are arranged on the connecting side of the support; and shaft holes are formed in both the first connecting pieces and the second connecting pieces. The air purifier further comprises hinge pins which simultaneously penetrate the shaft holes of both the first connecting pieces and the second connecting pieces, and the hinge pins and the shaft holes are in detachable connection. The casing and the support are hinged by the first connecting pieces, the second connecting pieces and the hinge pins, and when maintenance is needed, the casing can rotate by a certain angle relative to the support so long as the casing is rotated, so that the gap between the casing and the support is large to bring convenience for maintaining the casing. The casing can be detached so long as the hinge pins are pulled out of the shaft holes of both the first connecting pieces and the second connecting pieces. Accordingly, the casing of the air purifier is more convenient to maintain and detach and can be mounted and dismounted more simply and conveniently.

The invention relates to the technical field of traffic transportation, and discloses a mobile platform which comprises N chassis and N+1 drive axles, and N is a positive integer larger than or equal to 1. Each drive axle comprises a drive axle support and wheels rotationally connected to the drive axle support, chassis hinge connecting pieces are arranged on the two sides of the chassis respectively, the N chassis and the N+1 drive axles are sequentially arranged at intervals, and the drive axle supports are hinged to the chassis hinge connecting pieces through coaxial hinges or double-shaft hinges. Two ends of each drive axle support are rotationally connected with wheels, the angles of the wheels relative to the drive axle supports are unchanged, and the wheels are provided with wheel driving mechanisms for driving the wheels to rotate. Compared with the prior art, steering is achieved through the differential speed of a left wheel and a right wheel of the vehicle, a complex steering mechanism is omitted, the cost and the weight of the vehicle can be reduced, and meanwhile the vehicle has the expansion capacity.

The invention provides a circular inclined column formwork supporting method, and relates to the technical field of formwork supporting. The method comprises the following steps: surveying and setting out, and marking a vertical support position and an inclined support position; the adjusting device is hinged to the supporting base plate, and then the supporting base plate is installed at the inclined strut position on the ground; vertical supports are installed according to the vertical support positions; the supporting pipe is arranged at the end of the adjusting device in a sleeving mode, and the supporting pipe and the vertical support are connected together through a fastener; the arc-shaped bracket is installed at the end of the supporting pipe; mounting a circular inclined column template on the arc-shaped bracket from bottom to top, and fixing the circular inclined column template by using a hoop; and the adjusting device is rotated to adjust the angle of the circular inclined column template. The circular inclined column formwork is supported through the arc-shaped bracket, surface contact between the arc-shaped bracket and the formwork is achieved, the stress area is increased, the formwork is prevented from deforming, and the supporting stability is improved. The supporting base plate is connected with the ground, the contact area between the supporting base plate and the ground is increased, and the advantages of being good in stress, safe and reliable are achieved.

The invention relates to the technical field of seat guide rails, and discloses a manual seat guide rail which comprises an outer rail and an inner rail slidably arranged in the outer rail, a plurality of locking grooves distributed in the length direction of the outer rail are formed in the outer rail, and notches are formed in the two sides of the inner rail. An unlocking rod, a first reset spring, a second reset spring and a locking claw are arranged in the inner rail, and claw parts on the two sides of the locking claw penetrate through the notches and make contact with the unlocking rod. The manual seat guide rail has the following advantages and effects that the hook part on the operating lever is hooked on the rod part of the second reset spring, so that the operating lever is prevented from falling off during use. Supporting shafts are formed at the two ends of the first reset spring and penetrate through the penetrating holes in the unlocking rod and the through holes in the inner rail to achieve hinge joint between the unlocking rod and the inner rail. The manual seat guide rail comprises an outer rail body, an inner rail body, an unlocking rod, a locking claw, a first reset spring and a second reset spring, the operating rod, the first reset spring and the second reset spring are each formed by bending an elastic steel wire, the number of parts is small, the structural design is ingenious, and assembly in the production and manufacturing link is facilitated.