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481results about How to "Play a limiting role" patented technology

Relay

The invention discloses a relay, which comprises a pair of static contact leading-out ends, a plurality of movable reeds and a plurality of separators, two ends of each movable reed along the first direction are respectively contacted with or separated from the leading-out ends of the pair of static contacts; the first direction is the arrangement direction of the pair of static contact leading-out ends; the moving direction of the movable contact spring is defined as a second direction; the number of the separators corresponds to the number of the movable reeds. Each separator comprises a top part and two side parts, the top part is located on one side, facing the static contact leading-out end, of the movable contact spring, and the two side parts are connected to the two sides, in the third direction, of the top part respectively and extend in the direction away from the static contact leading-out end from the top part; and the two side parts of the separator are respectively positioned on the two sides of the same movable contact spring along the third direction. Wherein the first direction, the second direction and the third direction are perpendicular to one another.
Owner:XIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD

Thread rolling machine capable of preventing stud from rotating

The thread rolling machine capable of preventing the stud from rotating comprises a base, a bottom plate is fixedly installed on the inner side of the base, a movable table is movably arranged on the top of the bottom plate, a sliding rail is fixedly connected to one side of the top of the movable table, a two-way screw rod is rotatably installed in the sliding rail, and the two-way screw rod is fixedly connected to the bottom of the base. The two ends of the two-way screw rod are respectively provided with a sliding rail, one end of the two-way screw rod is detachably provided with a first hand-cranking wheel, the two sides of the surface of the two-way screw rod are respectively provided with a sliding piece sliding on the surface of the sliding rail in a threaded mode, and the top of each sliding piece is fixedly connected with a clamping arm. A structure for clamping and positioning the stud is additionally arranged, so that the stud cannot rotate along with the rotation of a machine during thread rolling, the precision of thread rolling of the stud is improved, the machining quality of the stud is improved, and convenience is provided for work and use of a user.
Owner:ZHEJIANG QIANGBANG IND CO LTD

Waist binding belt for storing dynamic electrocardiogram instrument

ActiveCN222640491Uplay a fixed roleConvenient bindingRestraining devicesSensorsElectrocardiograph leadCardiographs
The utility model relates to the technical field of dynamic electrocardiogram instruments, and discloses a waist binding belt for storage of a dynamic electrocardiogram instrument, which comprises a shell, binding belts are mounted on two sides of the shell, a plurality of groups of storage bags are sewn on the outer wall of one of the binding belts, the storage bags are elastic, the binding belts can be fixed through the shell, and the waist binding belt can be used for storing the dynamic electrocardiogram instrument. The waist injury of a patient can be conveniently bound by the binding belt, the elastic storage bag can play a role in placing the electrode slice and prevent the electrode slice from falling off, the shell can play a role in placing the electrocardiograph, the baffle can play a role in limiting the electrocardiograph, the limiting block can play a role in limiting the baffle, and therefore the electrocardiograph can be prevented from falling off. According to the electrocardiograph lead wire fixing device, the first magnetic sheet and the second magnetic sheet are matched to further achieve a locking effect on the baffle, the electrocardiograph can achieve an installation effect on ten lead wires, then the lead wires are clamped into the T-shaped block, and the lead wires can be conveniently stretched out and drawn back by different lengths under the matching of the soft block.
Owner:HEBEI UNIV OF TECH

A holding device for a milling machine tool

This utility model discloses a top-holding device for a milling machine tool, relating to the field of milling machine tool technology. It includes a support column, one end of which is equipped with an adjustable clamping assembly. A guide frame moves within an adjustment groove to adjust the height of the ejector cylinder. The guide frame guides the use of the reinforcing column. Two limiting plates limit the use of two trapezoidal top pins. Two telescopic springs buffer the movement of the two trapezoidal top pins within the ejector cylinder. A first trapezoidal cylindrical tube and a second trapezoidal cylindrical tube contact the two trapezoidal top pins, enabling the two top pins to move up and down with the ejector cylinder while being limited and clamped to their outer wall. A connecting cylinder uses a limiting seat to limit and support a limiting ring. A fixed seat uses a fixing block to fix the adjustable clamping frame. The adjustable clamping frame clamps and guides the components within the limiting ring.
Owner:HEFEI JIANGLUN PRECISION MASCH CO LTD

Pre-tightening mechanism of high-rigidity linear guide rail

The utility model relates to the technical field of linear guide rails, in particular to a pre-tightening mechanism of a high-rigidity linear guide rail, which comprises two symmetrical linear guide rail main bodies, a central fixing block is fixedly arranged in the middle of the two linear guide rail main bodies, and a trapezoidal clamping groove is arranged on the upper surface of the central fixing block. A front rectangular limiting rod and a rear rectangular limiting rod which are symmetrical to each other are arranged between the two linear guide rail bodies, a center clamping block is fixedly installed between the two rectangular limiting rods and matched with the trapezoidal clamping grooves in a clamped mode, and end limiting plates are fixedly installed at the ends of the rectangular limiting rods and abut against the end faces of the linear guide rail bodies. Inner supporting ribs abutting against the inner side face of the linear guide rail body are fixedly installed on the front side face and the rear side face of the rectangular limiting rod, and bolt plates are fixedly installed on the side faces of the end limiting plates and detachably installed on an external frame body. The anti-loosening nut is firm and stable in structure and has a good anti-loosening effect.
Owner:GUANGZHOU PEGATRON MECHANICAL & ELECTRICAL EQUIP CO LTD

An adjustable two-dimensional tail nozzle

ActiveCN224432681UAchieve thrust adjustmentflying fastFlight velocityUncrewed vehicle
This utility model discloses an adjustable two-dimensional tail nozzle, belonging to the field of two-dimensional tail nozzle technology; it includes a connected engine and an adapter casing. A servo is provided on one side of the adapter casing. The output side of the adapter casing consists of a rectangular opening formed by two oppositely arranged fixed plates and two oppositely arranged adjusting plates. A power arm is provided at the output end of the servo. The right end of the power arm is connected to two parallel first connecting rods by a pin shaft. The other ends of the two first connecting rods are respectively connected to two second connecting rods. It can be applied to small afterburning turbojet engines to improve the flight speed of UAVs. Its structure is simple. The synchronous opening and closing movement of the adjusting plates is achieved through a single servo drive source, reducing the control difficulty, realizing engine thrust adjustment, reducing the number of structures, and making it lightweight, highly reliable, and low in cost. By setting a support rod on the outside of the adjusting plate, the adjusting plate can be limited. The structure is simple and the use effect is good.
Owner:ZHONGKE TIANCHI AVIATION TECHNOLOGY (YANTAI) CO LTD

A precision pre-former with a residual compound recovery structure

This utility model discloses a precision preforming machine with a residual adhesive recovery structure, comprising: a molding box and a molding template, with a base installed below the molding box; the molding template is tightly fitted to the right side of the molding box, and the molding template is mounted on the molding box via a connecting mechanism that facilitates the recovery of residual adhesive; a cutting mechanism for preventing uneven cut surfaces is provided on the upper right side of the base. The connecting mechanism includes a mounting block, a support spring, a mounting rod, and a mounting cap; the outer end of the molding template is tightly fitted to the mounting block, and a support spring is installed on the left side of the mounting block; the molding template and the mounting block are both internally connected to the mounting rod via slots. This precision preforming machine with a residual adhesive recovery structure allows for quick assembly and disassembly of the template, cleaning of internal residual adhesive, prevention of residual adhesive mixing with processed adhesive reducing yield, and uniform cutting, ensuring a smooth cut surface.
Owner:JIANGSU XINZHIJIE RUBBER & PLASTIC MASCH MFG CO LTD

Welding wire drum with intelligent weighing

ActiveCN224411042UReduce the impact of welding vibration on weighing accuracyPlay a limiting roleStructural engineeringIndustrial engineering
The utility model discloses a kind of welding wire tube for surfacing welding with intelligent weighing, it is related to welding technical field.The utility model includes welding wire tube, the welding wire tube bottom is provided with damping mechanism, the damping mechanism bottom is provided with weighing mechanism, the weighing mechanism outer wall is fixedly connected with weigher, the damping mechanism includes fixed plate, the fixed plate bottom is fixedly connected with upper plate, the utility model is by being provided with damping mechanism, welding wire tube is driven fixed plate to move downward after being acted on by force, when fixed plate moves, upper plate will also move downward, spring will also move downward at this moment, to compress downward, telescopic rod will also contract downward simultaneously, when upper plate is pressed down, it will drive upper fixing frame to move simultaneously, the connecting rod of upper fixing frame inner wall will rotate at this moment, to push lower fixing frame to move simultaneously, sliding block will also move at this moment, to drive it to slide on the surface of center rod, spring will rebound upper plate after the action of force disappears.
Owner:TIANJIN WODUN WEAR-RESISTANT MATERIALS CO LTD

Zipper visual detection device capable of reducing detection errors

The utility model discloses a zipper visual detection device capable of reducing detection errors, which relates to the technical field of zipper detection devices and comprises a detection table and a frame. According to the detection table, a supporting frame is arranged on the left side of the bottom face, conveying rollers are rotationally installed in the supporting frame, a guide roller frame is fixed to the top face of the detection table, the frame is installed on the right side of the top face of the detection table, machine bases are fixed to the upper side face and the lower side face in the frame, and defect detectors are placed in the machine bases; a detection unit is arranged on the left side face of the frame, and a light supplementing unit is arranged on the surface of the frame. According to the zipper visual detection device capable of reducing the detection errors, impurities such as dust on the surface of a zipper can be removed by adopting a matched dust sticking roller, so that the situation that the follow-up detection accuracy is affected due to impurity attachment is prevented, meanwhile, the angle of an illuminating lamp can be adjusted according to different detection conditions, and the detection error is reduced. And the accuracy of zipper detection can be improved by matching with a flaw detector.
Owner:JIANGSU DAZZAC SCI & TECH CO LTD

Pressing plate type glass curtain wall

The utility model discloses a pressing plate type glass curtain wall which comprises a glass curtain wall positioning frame, a glass body is installed on the inner wall of the glass curtain wall positioning frame in a positioning mode, and a pressing plate positioning mechanism is installed at the upper end of the glass curtain wall positioning frame in a positioning mode. The pressing plate positioning mechanism comprises a glass outer positioning frame, an inner movable groove, a triangular preliminary positioning block, a limiting block, a damper, an elastic piece, an insertion positioning groove, an anti-skid cushion block, an inner supporting abutting plate, a positioning preliminary groove, an inner filling rubber pad, a positioning pressing plate frame and an insertion positioning block. According to the pressing plate type glass curtain wall, due to the arrangement of the pressing plate positioning mechanism, it can be guaranteed that the glass plate is installed more smoothly, the problem that the surface is uneven is solved, meanwhile, larger wind loads and earthquake loads can be borne, the safety of the curtain wall is improved, and under the extreme weather condition, the curtain wall is not prone to falling off. The embedded positioning can effectively prevent the glass plate from falling off, and the risk of property loss and personal injury is reduced.
Owner:SUZHOU HUAJIAN GLASS

A carrier assembly for chemical mechanical polishing

The application provides a bearing assembly for chemical mechanical polishing, comprising a damping module, a driving module and a bearing head; wherein the damping module comprises a spindle with a cavity inside and a first damping unit in the cavity, the first damping unit comprises a core and a plurality of damping blocks arranged on the outer wall of the core, the damping blocks extrude the inner wall of the cavity to absorb the transverse vibration of the spindle. The core is placed in the spindle, which enhances the damping and anti-vibration effect, in addition, the plurality of damping blocks arranged on the outer wall of the core can absorb the transverse excitation generated from the polishing head grinding, the compression resistance of the damping blocks is fully utilized, the original shearing and tensile working state is changed to a compression working state, the transverse damping capacity is increased, and the reset and limiting effects are also exerted.
Owner:HWATSING TECHNOLOGY CO LTD

A convenient replaceable garment tag

ActiveCN224501406USolve the problem of needing to cut off the original labelAvoid destructive disassembly and assemblyStructural engineeringProtection layer
The utility model belongs to the technical field of clothes, concretely relates to a convenient clothes label of changing, including the protective layer, label layer and connecting assembly who set up in order along its thickness direction, label layer is provided with the storage groove, be provided with electronic ink screen in the storage groove, connecting assembly includes installation layer and slide rail, one side of installation layer is bonded in label layer, the other side of installation layer installs slide rail, the slide rail is used for with the snap -groove on clothes sliding connection, the slide rail can detachable connection snap -groove, the end of slide rail is provided with magnet block, one side of the length direction of snap -groove is provided with the magnetism piece that cooperates with magnet block, the utility model discloses through optimizing label structure, solves the problem that once existing label is fixed and cannot change, is helpful to convenient label change.
Owner:YAOYI INTERNATIONAL PACKAGING (GUANGDONG) CO LTD

Anti-collision battery box

The utility model relates to an anti-collision battery box which comprises a battery box body, the inner wall of the battery box body is connected with a lifting frame in a sliding mode, limiting grooves are formed in the left side face and the right side face of the interior of the battery box body, the inner walls of the limiting grooves are connected with limiting sliding blocks in a sliding mode, one ends of the limiting sliding blocks are fixedly connected with the lifting frame, and the other ends of the limiting sliding blocks are fixedly connected with the lifting frame. Two groups of extension mechanisms are arranged on each of four sides of the battery box body, each extension mechanism comprises a fixed plate, the fixed plate is fixedly connected with the battery box body, a plurality of positioning holes are formed in one side surface of the fixed plate, a lifting plate is slidably connected to one side surface of the fixed plate, and a positioning assembly is arranged on the side surface of the lower end of the lifting plate; the upper end of the lifting plate is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the lifting frame. According to the anti-collision battery box disclosed by the utility model, the use height of the whole box body can be adjusted according to the height of a power battery, so that the anti-collision battery box is relatively practical.
Owner:ZHONGBEI UNIV

Compact active prosthesis knee joint with torque regulation

ActiveCN115670759BReduce torque peakIncrease the rotational torque valley valueArtificial legsMaximum torquePhysical medicine and rehabilitation
The application relates to a compact active artificial knee joint with a torque adjusting device, which comprises a knee joint module, a receiving cavity connecting block, a lower leg connecting piece and a torque adjusting device, wherein the torque adjusting device comprises a spiral spring, a bent spring groove and the like, the knee joint module comprises a knee joint shell, a knee joint shaft center, a knee joint stator sleeve end cover and the like, one end of the spring is fixed at the upper receiving cavity connecting lug through an opening on the motor stator sleeve end cover, and the other end is fixed in the bent spring groove at the position of the motor stator sleeve end cover and the knee joint shaft center. The torque adjusting device can realize torque assistance and adjustment according to the angle size and direction of the limb rotation; meanwhile, the driving peak torque of the motor can be reduced, the size and the maximum torque of the driving motor are smaller due to the fact that the artificial limb needs to be easily worn, energy consumption and space are saved.
Owner:SOUTHEAST UNIV +1

Multi-station screw automatic assembly machine

The utility model relates to product screw assembly technical field, and disclose a kind of multi-station screw automatic assembly machine, including workbench and the four columns of workbench top end fixed installation, the one end fixed installation of column away from workbench is equipped with top plate, the one side fixed installation of top plate away from column is equipped with cylinder, the output of cylinder is fixedly installed with moving plate, the one end fixed installation of column away from top plate is equipped with fixed plate.This multi-station screw automatic assembly machine, through the design of six drive assemblies, six screws can be assembled simultaneously, further improve the overall assembly efficiency, through the cooperation of screw rod and sliding slot, during assembly, fixed rod is guided, and the fixed rod is also limited, to avoid the damage of screwdriver bit caused by excessive downward movement of fixed rod, through the design of spring, after assembly is completed, the screwdriver bit can be quickly reset, making the next assembly easier, and the practicability is higher.
Owner:SHANGHAI JIYI AUTO PARTS CO LTD

An anti-interference linear motor with a modular mover core

ActiveCN224537863UShortened disassembly and replacement timeeasy to useInterference resistanceElectric machine
The utility model discloses a kind of anti-interference linear motor with modularized mover iron core, including mover iron core main part, the two sides of the mover iron core main part are respectively provided with connecting block one, connecting block two, the four corners of the bottom of the mover iron core main part are fixedly installed with fixed block two, the both ends of the bottom side of connecting block one and connecting block two are fixedly installed with fixed block one, the side of fixed block one towards fixed block two is fixedly connected with the plug block inserted into fixed block two, the one side of the fixed block two inner cavity is slidably installed with pressing strip, the bottom of the fixed block two inner cavity is fixedly connected with four fixed frame, the utility model uses the modularization structure design of mover iron core, by mortise assembly and quick release design, when disassembling and maintaining to mover iron core, core component disassembly replacement time can be shortened, maintenance efficiency is improved, maintenance cost is reduced, and convenient is provided for the work use of user.
Owner:WENZHOU SHIBO ELECTRICAL APPLIANCE TECH CO LTD

GIS high-voltage switch shell with safety protection structure

This application discloses a GIS high-voltage switch housing with a safety protection structure for use in the field of high-voltage switches. This switch housing, through the inclusion of a sealing protection mechanism, allows the mechanism to monitor the sealing performance of the main housing. If a problem occurs in the sealing performance of the main housing, leading to SF6 failure... 6 When a gas leak occurs, the trigger board will activate the leak detection switch, causing the alert control module to activate the alarm and alert the staff. This allows staff to detect the gas leak in a timely manner and prompts them to conduct appropriate inspections and maintenance. This provides a protective effect, reducing the impact of problems with the casing's sealing. Furthermore, through the installation of gas sensors and gas analysis modules, when the leak detection switch is triggered, the sealing protection mechanism will also perform a self-check on its internal sealing to prevent false alarms. This avoids misleading staff and greatly improves practicality.
Owner:通为电气海安有限公司

Buffer blocks and vehicles

This disclosure relates to a buffer block and a vehicle. The buffer block is for mating with a vehicle body and a tailgate, and includes a base and an adjusting rod. The base has a mating cavity. One of the mating cavity and the adjusting rod is provided with a mating thread, and the other is provided with a first mating portion and a second mating portion. The first mating portion is provided with a forward thread, and the second mating portion is provided with a reverse thread. One of the forward thread and the reverse thread is used for threaded connection with the mating thread. Through the above technical solution, the buffer block provided by this disclosure is easy to install on a vehicle.
Owner:XIAOMI EV TECH CO LTD

Transformer voltage stabilizing structure

The utility model relates to the technical field of transformers, in particular to a transformer voltage stabilizing structure which comprises a transformer body, and a high-voltage sleeve and a low-voltage sleeve are arranged on the two sides of the top of the transformer body respectively. A voltage stabilization assembly voltmeter is arranged between the high-voltage bushing and the low-voltage bushing and can detect the voltage between the high-voltage bushing and the low-voltage bushing in real time, so that personnel can take corresponding emergency protection measures in real time to prevent damage to equipment or personnel, and the purpose of voltage stabilization is indirectly achieved through voltage detection. The safety is improved; the U-shaped base can play a role in limiting the transformer main body on the periphery of the transformer main body, the springs can play a role in buffering and energy dissipation when the transformer main body is impacted by foreign objects, and the phenomenon that the transformer main body is damaged due to the influence of impact force is avoided.
Owner:HUBEI HUAHONG ELECTRIC POWER TECH CO LTD

I-shaped steel reinforcing assembly

ActiveCN224187234UReduce risk of sabotageact as a constraintBuilding repairsShoresStructural engineeringMechanical engineering
The utility model discloses an I-shaped steel reinforcing assembly which comprises transverse I-shaped steel fixedly installed on the left side and the right side of I-shaped steel, a round sleeve is installed on the front side of the I-shaped steel, a square sleeve is installed on the surface of the round sleeve, and a plurality of bolts are arranged on the surface of the I-shaped steel in a penetrating mode. The round sleeve and the square sleeve are fixedly connected with the I-shaped steel through bolts, a connecting frame is fixedly connected to the surface of the square sleeve, an upper top plate is arranged at the top of the connecting frame and fixedly connected with the I-shaped steel, and a lower bottom plate is arranged at the bottom of the connecting frame and fixedly connected with the I-shaped steel. The round sleeve, the square sleeve and the connecting frame are used in cooperation, the periphery of a hole formed in the I-shaped steel is reinforced, then the supporting plate, the supporting frame and the triangular supporting plate are used in cooperation, the triangular supporting plate can support the lower bottom plate, and finally the round sleeve is stably installed on the periphery of the hole formed in the I-shaped steel.
Owner:SHANDONG WANNUO RENEWABLE RESOURCES CO LTD

Detachable split type lampshade

The utility model provides a detachable split type lampshade, and relates to the field of lampshades. The lampshade comprises a lampshade upper half part and a lampshade lower half part which is detachably connected with the lampshade upper half part, the bottom supporting assembly is detachably mounted at the bottom of the lampshade lower half part or the lampshade upper half part; the lampshade upper half part comprises a conical lampshade; the supporting frame is fixed at the bottom of the conical lampshade; the lower half part of the lampshade comprises a barrel-shaped lampshade which is detachably mounted below the conical lampshade; the bottom connecting ring is fixed at the bottom of the barrel-shaped lampshade; the bottom supporting assembly comprises an aluminum ring which can be installed in the bottom connecting ring in a threaded mode. The lampshade is formed by combining the lampshade lower half part and the lampshade upper half part, parts of the lampshade lower half part and the lampshade upper half part can be conveniently and independently replaced, meanwhile, the lampshade upper half part can be independently used, and a user can conveniently change the overall height of the lampshade according to needs.
Owner:KING DESIGN INSTR TECH (KUNSHAN) CO LTD

Planar motor with supporting structure

The utility model relates to the technical field of planar motors, and provides a planar motor with a supporting structure, which comprises a mover, a stator and a supporting structure, the mover and the stator are arranged at intervals along the vertical direction, a permanent magnet is arranged in the mover, a plurality of electromagnetic coils are arranged in the stator, and the supporting structure is arranged on the mover. The electromagnetic coil and the permanent magnet act to enable the mover to be supported above the stator in a suspended mode, a first installation groove is formed in the side face, facing the stator, of the mover, or a second installation groove is formed in the side face, facing the mover, of the stator, and one side of the supporting structure is arranged in the first installation groove or the second installation groove. And the other side of the supporting structure is movably connected with the stator or the rotor, so that the rotor can horizontally move relative to the stator. By arranging the supporting structure, magnetic suspension supporting and rigid supporting of the supporting structure exist between the rotor and the stator at the same time, the load capacity of the rotor can be improved, the moving resistance of the rotor can be reduced, and the motion precision of the planar motor can be guaranteed.
Owner:FOSHAN AUGMENTED INTELLIGENCE TECH CO LTD

An automatic over-the-wire deployment sled

The application discloses an automatic overline pay-off trolley and relates to the technical field of cable overhead installation. The automatic overline pay-off trolley comprises a frame body arranged on a pay-off trolley body, a plurality of pulleys rotatably connected to the frame body, two groups of protection mechanisms arranged on the two sides of the pulleys and fixed to the side walls of the frame body, and can protect the pulleys when a walking plate is pulled by a traction rope and a cable passes through the pulleys. Each group of the protection mechanisms comprises a mounting frame fixed to the side wall of the frame body through a connecting frame. The automatic overline pay-off trolley can avoid the impact of the walking plate on the pulleys, and can make the walking plate pass above the pulleys without contacting the pulleys, so that the pulleys are protected, the service effect and the service life are ensured, and after the cable is conveyed on the pulleys, the cable on the pulleys is limited, so that the cable is prevented from deviating or even separating from the pulleys, and the service effect is ensured.
Owner:LIAONING POWER TRANSMISSION & TRANSFORMATION PROJECT +3