38results about How to "Avoid vibration loosening" patented technology

The utility model discloses a support device for engineering surveying relates to engineering surveying technical field, including installation platform, telescopic support foot and total station, the number of telescopic support foot is three, and all rotationally connected in installation platform lower extreme a week, total station sets up installation platform top, and with installation platform swing joint. The utility model discloses the cooperation of installation platform, telescopic support foot, total station, docking groove, placement groove, fixing device, clamping joint assembly, linkage control mechanism, linkage, control self -locking spare, worm, knob, docking seat, draw -in groove and packaging board is used, need not work piece and screw thread cooperation can realize total station quick docking installation and disassembly, shorten operation preparation time, and can avoid the problem of the thread abrasion, improper operation and cause the silk and structural damage, connect stablely simultaneously, and the total station accidental drop possible of great reduction.

The application discloses a comprehensive distribution box for smart grid, and relates to the technical field of distribution boxes.The comprehensive distribution box for smart grid comprises a main body, an adjusting assembly is clamped in the inner cavity of the main body, and the adjusting assembly is adjusted synchronously along with the wiring channel demand; a splicing assembly is assembled at the end of the adjusting assembly, and the splicing assembly is used for lengthening or width adjusting of the wiring channel.The comprehensive distribution box for smart grid can accurately adjust the width of the wiring channel according to actual demand through the adjusting mechanism, can ensure that the space can be fully utilized under various environments, and can avoid unnecessary waste; the size of the wiring channel can be accurately controlled by adjusting the end of the line, space waste can be avoided, and the wiring layout can be optimized; meanwhile, the end of the wiring channel is adjusted, the channel width can be quickly expanded or reduced according to the change of the load, and the comprehensive distribution box for smart grid is suitable for different scenes.

The utility model relates to straightening press technical field discloses straightening press suitable for soft quality steel straightening, including work table, the top of work table is provided with adjusting mechanism, the top of adjusting mechanism is provided with down -the -press subassembly, down -the -press subassembly is used for rectifying soft quality steel, the right side of work table is provided with fixed component, fixed component is used for fixed adjusting mechanism, the back of work table is provided with detection component, detection component is used for detecting soft quality steel bending degree, the bottom fixed connection of work table has support seat, the bottom of support seat is provided with horizontal component, horizontal component is used for adjusting device is in horizontal state. In the utility model, when straightening soft quality steel, rotating the rotary disc adjusts the adjusting pad block interval to adapt to the hardness of steel, the steel is put into the correction groove, the detection head is pressed into the groove to measure the bending degree, the down -the -press subassembly is pressed down, the adjusting pad block cooperation increases the deformation of the bending place, satisfies the straightening demand.

The utility model discloses an efficient drilling device for hardware machining, and relates to the technical field of hardware machining equipment. Comprising a base, a vertical drilling machine and a square frame supported by four pneumatic push rods, clamping pieces with stepped grooves are symmetrically arranged at the bottom of the frame, the clamping pieces are hinged to a second shaft rod on the base through a first shaft rod and a connecting plate, and a spring piece riveted to the center of the base elastically supports the bottom of the connecting plate. When the pneumatic push rod drives the frame to ascend and descend, the clamping pieces are driven by the connecting plates to be opened and closed, elastic supporting is provided by the spring pieces, vertical pressure and vibration are converted into horizontal clamping force during drilling, and multi-directional fixing is formed in cooperation with the telescopic clamping jaws on the frame. According to the device, self-adaptive clamping under the vibration working condition is achieved through the elastic linkage structure, the stepped groove adapts to different workpiece specifications, the problem that a traditional clamp is prone to loosening is effectively solved, clamping stability and operation convenience are both achieved, and the drilling precision and the production efficiency are remarkably improved.

The utility model belongs to the technical field of protection devices, and particularly relates to a simple protection device of an industrial pH meter, which comprises an end disc, an electrode protection sleeve is in contact with the inside of the end disc, liquid inlet micropores are formed in the surface of the electrode protection sleeve, an electrode body is arranged inside the electrode protection sleeve, an electrode tip is arranged at the lower end of the electrode body, and a liquid outlet is formed in the end disc. A cleaning mechanism is arranged on the electrode protection sleeve, the outer side of the electrode protection sleeve is fixedly sleeved with a threaded head, and the threaded head is in threaded connection with the end disc. According to the scheme, normal circulation of a solution can be guaranteed through the arrangement of the liquid inlet micropores, the PH value of the solution can be measured in cooperation with the arrangement of the electrode tip, and under the action of the first spring, the guide rod, the movable ring and other structures, the cleaning ring can be driven to slide along the surface of the electrode protection sleeve, particle impurities attached to the liquid inlet micropores are cleaned, and the problem that the liquid inlet micropores are blocked is solved.

The utility model relates to exhaust pipe end cover technical field, especially exhaust pipe end cover convenient to detach, including cylinder, exhaust pipe body, upper end cover, lower end cap, annular groove, arc convex ring, L type groove, L type iron block, strong magnetic block, locking rod, locking hole, arc clamping seat and adjusting assembly, the side wall of cylinder is set up with annular groove, the one side of cylinder is provided with upper end cover, the one side of cylinder is provided with lower end cap, the inner wall of upper end cover and the inner wall of lower end cap are fixed respectively with arc convex ring, the both sides of the bottom of upper end cover are provided with L type groove, the inside fixed setting of L type groove has strong magnetic block, the both sides of the top of lower end cap are fixed with L type iron block, the inside through of L type iron block is provided with two locking holes, the utility model relates to an exhaust pipe end cover convenient to detach in the use process, and then can realize the convenient dismouting of end cover in the narrow space, and effectively avoid the end cap to shake off in the vehicle driving process.

This invention discloses a steel structure shear wall for building construction, comprising a base, a support frame, support ribs, a support plate, a fireproof plate, a locking mechanism, a plug-in mechanism, and a moisture-proof mechanism. The base contacts the support frame, and support ribs are welded inside the support frame, contacting the base. A support plate is welded to the support frame, contacting the support ribs. A fireproof plate contacts the support frame, contacting the base and the support plate. A locking mechanism is shared on both the fireproof plate and the support frame. A plug-in mechanism is shared on both the base and the support frame. A moisture-proof mechanism is provided on the base. This invention relates to a steel structure shear wall for building construction, which not only allows for rapid assembly of the base but also provides excellent moisture protection and effectively prevents the fireproof plate from loosening due to vibration.

This utility model discloses a stainless steel cabin roof light, which includes a lighting assembly and an electrical box. The electrical box contains an arched screw mounting base for installing electrical components. The arched screw mounting base is welded inside the electrical box. The electrical box is made of stainless steel, which provides good heat dissipation. This utility model, by using a stainless steel electrical box and an arched screw mounting base, achieves enhanced heat dissipation and buffering performance of the cabin roof light.

The utility model relates to the technical field of water beating heads, and particularly discloses a water bag water beating head which comprises a connecting seat, a water bag water beating head and a water bag water beating head, the water injection pipe is vertically mounted above the connecting seat, and a water permeable hole is formed in the connecting part of the water injection pipe and the connecting seat; the water inlet hole comprises a first water inlet section and a second water inlet section, the first water inlet section and the second water inlet section are both arranged on the inner side of the water injection pipe, a sealing cover is further installed at the first water inlet section, and the second water inlet section is communicated with the water permeable hole; according to the device, the first water inlet section and the second water inlet section are designed to be in axial stepped transition, so that the stepped surface naturally forms an abutting end, a stable stopping reference is provided for the plug body when the plug body is opened and closed, synchronous rotation and axial displacement can be achieved under the single rotation action in cooperation with a spiral guide groove and a sliding block of the plugging assembly, and the sealing effect is good. The opening and closing stroke is guaranteed to be accurate and controllable, and repeated operation is avoided.

This utility model discloses a stable deceleration top assembly, relating to the field of deceleration tops, including a housing assembly and a sliding cylinder assembly. The sliding cylinder assembly is disposed inside the housing assembly. The sliding cylinder assembly includes a cylinder, a piston rod assembly, a sealing cover assembly, a support ring, a return valve plate, a shaft retaining ring, and an anti-impact assembly. The piston rod assembly is disposed inside the cylinder, and the sealing cover assembly is disposed inside the top of the cylinder. A support ring is disposed on the cylinder above the sealing cover assembly. A return valve plate is disposed between the support ring and the sealing cover assembly. A shaft retaining ring is disposed on the cylinder below the return valve plate. This utility model adopts a combination design of "double stiffness spring of pressure valve spring assembly and speed valve plate" for the pressure valve, which can dynamically adapt the resistance work according to the vehicle weight and working conditions, thereby improving the vehicle coupling positioning rate in low-temperature winter environments.

The utility model belongs to the technical field of homogenizing devices, and particularly relates to a microbiological inspection homogenizing device which comprises a base, a homogenizing tank is arranged on the right side of the upper end of the base, a fixing column is fixedly connected to the left side of the upper end of the base, a sliding groove is formed in the surface of the fixing column, and a supporting plate is slidably connected to the inner wall of the sliding groove. The outer side of the fixed column is slidably sleeved with a movable sleeve, the movable sleeve is fixedly connected with a supporting plate, a stirring motor is mounted at the upper end of the supporting plate through a mounting disc, and a threaded rod is mounted in the fixed column through a bearing. Through the arrangement of the stirring motor, the stirring blades and other structures, a mixed solution in the homogenizing tank can be stirred and homogenized, under the action of the servo motor, the second gear, the first gear and other structures, the threaded rod can be driven to rotate so as to drive the supporting plate to move, and then the positions of the stirring blades are adjusted; the stirring effect on the mixed solution is improved.

The utility model relates to the technical field of mechanical engineering, and discloses a multifunctional elastic steel pad which comprises a nut, the top of the nut is fixedly connected with a screw, the outer portion of the screw is rotationally connected with a nut, the outer portion of the nut is rotationally connected with a buffering assembly, and the buffering assembly comprises a first gasket. The bottom of the first gasket is movably connected to the top of the nut, a first rubber pad is fixedly connected to the outer portion of the first gasket, and a spring is fixedly connected to the outer portion of the first rubber pad. According to the utility model, the rubber pad I and the rubber pad II can effectively absorb vibration generated during mechanical operation by utilizing the high elasticity and damping characteristics of the rubber pad I and the rubber pad II, avoid looseness of the nut and the screw cap due to vibration and elastic deformation of the spring when the spring is pressed, store and release energy, continuously provide buffering force and reduce rigid impact among parts; the first gasket and the second gasket enhance the structural stability, so that the buffering assembly can adapt to various working conditions, and the mechanical service life is prolonged.

The utility model belongs to the technical field of elevators, and particularly relates to an elevator safety protection device which comprises an elevator shaft, the elevator shaft is provided with an elevator car through a supporting piece, the lower end of the elevator car is fixedly connected with a first impact plate, and a base of the elevator shaft is in contact with an installation base. Fixing lugs are fixedly connected to the left side and the right side of the mounting seat, bolts are movably connected to the interiors of the fixing lugs, the bolts are in threaded connection with a base of the elevator shaft, clamping grooves are formed in the surfaces of the bolts, and end plates are in contact with the end faces of the sides, away from the bolts, of the fixing lugs. According to the scheme, through the arrangement of the first impact plate and the second impact plate, rigid impact can be conducted on the elevator car falling accidentally, under the action of structures such as the first hinge seat, the second hinge seat, the hinge plate, the first spring and the second spring, the impact force can be released, then the elevator car is effectively protected, and the rigid impact problem of the elevator car is avoided.

This abstract discloses a waste collection box for wooden toy processing, belonging to the technical field of woodworking machinery accessories. The collection box includes a box body, a pull-out drawer that can be inserted into the box body, and a waste inlet at the top of the box body. The lower end of the waste inlet is connected to a partitioned waste inlet groove. The pull-out drawer has a partition plate corresponding to the partitioned waste inlet groove. A rotating plate is rotatably connected to the outer wall of the pull-out drawer via a connecting platform and an inner shaft. A torsion spring is sleeved on the inner shaft. A side platform and a locking pin are fixed on the rotating plate. The locking pin cooperates with a positioning ring fixed inside the box body to form a locking structure that unlocks upon pressing and automatically resets. This utility model not only achieves automatic waste sorting at the source, facilitating recycling, but also effectively solves the problems of drawer loosening and waste leakage caused by processing vibration through a reliable locking structure. It features a stable structure and convenient use.

This utility model discloses a laminated glass laying assembly for uniformly laying laminated glass film, relating to the technical field of laminated glass production. It includes an operating table, a first servo cylinder, and a second servo cylinder. The first servo cylinder is positioned directly above the operating table. A guide rail is positioned directly below the operating table, and a shifting mechanism is positioned directly above the guide rail. The shifting mechanism lifts multiple sets of single-layer glass and simultaneously attaches PVB or SGP film to one set of single-layer glass. A clamping mechanism is positioned directly below the operating table. This clamping mechanism adjusts the clamping spacing of the glass according to its specific dimensions, and multiple clamps enhance the stability of glass clamping and pressure application. The clamps of the laying assembly, through longitudinal and lateral adjustment functions, can significantly improve the stability and flexibility of the laminated glass processing process. The longitudinal adjustment can accommodate combinations of glass with different thicknesses.

This utility model discloses a special chopping knife for titanium forging parts, relating to the field of forging equipment technology. The utility model includes a base, with the chopping knife body disposed inside the base; an anti-detachment mechanism is provided on one side of the base, comprising a fixed box fixedly connected to one side of the base, and a fixed cylinder disposed inside the fixed box. This utility model, through the synergistic effect of the worm gear transmission and the mechanical interlocking of the locking rod and locking hole in the anti-detachment mechanism, effectively prevents the mounting bolts from loosening due to vibration. The self-locking characteristic of the worm gear ensures that the locking rod will not rotate on its own due to reverse load after locking, while the structure of the locking rod inserting into the locking hole of the limiting disc forms a physical limit, providing double protection for installation stability and avoiding safety accidents caused by the chopping knife falling off. The transmission design of the first bevel gear and the second bevel gear in the drive mechanism converts the rotational motion input from the handle into the axial drive of the worm gear.

The utility model belongs to the technical field of radiator, disclose a kind of lower pressure type radiator of exempt from to tear down fan installation, including fan, radiator main body and the mounting seat of installation position that can be adjusted according to mainboard model, fan is fixedly installed at the top of radiator main body, radiator main body is fixed on mounting seat by first bolt, the avoiding hole for screwdriver to pass through is set up on radiator main body, first bolt is located the directly below of avoiding hole, the utility model radiator main body sets up avoiding hole, screwdriver can be inserted into avoiding hole by fan blade gap, directly tighten first bolt and fix radiator, without disassembling fan, the cumbersome process of " first tear down later install " of traditional radiator is solved.

The utility model discloses a switching power supply with an anti-loosening function, which comprises a base and a switching power supply body, the bottom of the switching power supply body is fixedly connected with two pairs of support plates which are symmetrically arranged, the bottoms of the two pairs of support plates are fixedly connected with mounting plates, two ends of each mounting plate are inserted with locking screw rods, and the locking screw rods are fixedly connected with the base. A screw groove corresponding to the locking screw rod is formed in the base, a hexagonal screw head is fixedly connected to the top end of the locking screw rod, rotating grooves are formed in the tops of the two ends of the base, threaded rods are rotationally connected into the rotating grooves, the two ends of each threaded rod are in threaded sleeve connection with moving plates, and traction plates are rotationally connected to the top ends of the moving plates; the top end of the traction plate is rotatably connected with a pressing plate, the two ends of the pressing plate are fixedly connected with positioning plates, and the installation assembly of the switching power supply can be positioned through the arrangement of the limiting assembly, so that the installation assembly is prevented from being loosened due to vibration.

The utility model discloses an injection mold convenient to forming cavity adaptation relates to injection mold technical field, including upper module, ring, connecting plate, bottom module and film groove, the upper module top is provided with forming cavity structure, and the forming cavity structure includes connecting plate, first forming cavity block, second forming cavity block, forming groove, shaping film block and film groove, and the film groove sets up in the connecting plate top, and the shaping film block is installed in the film groove, and the shaping film block top is equipped with first forming cavity block, second forming cavity block, and the first forming cavity block, second forming cavity block inboard is provided with forming groove, and the oblique guide groove of guide plate guides first forming cavity block and second forming cavity block flexible sliding, and the size of forming cavity can be adjusted, and the shaping film block is fixed through the film groove, and it is convenient to replace to adapt to different products fast, and the accurate matching of cooperation forming groove and injection head satisfies the diversified injection demand, and the mold adaptation cost and time are reduced.

This utility model discloses a multi-segment spliced ​​metal heat sink, comprising multiple detachably connected metal heat sink segments. Each metal heat sink segment includes a main substrate and heat dissipation fins vertically disposed on the surface of the main substrate. Adjacent metal heat sink segments are connected by a convex-concave mating structure. The convex-concave mating structure includes a boss at the rear end of the preceding metal heat sink segment and a groove at the front end of the following metal heat sink segment. The boss and the groove form an interference fit. The contact surface between the boss and the groove is coated with a thermally conductive adhesive layer with a thickness of 0.05-0.2mm. The multi-segment detachable design allows for flexible combination of lengths to adapt to different needs, saves space during transportation, and reduces costs by requiring only the replacement of damaged segments during maintenance. The convex-concave mating structure combined with the thermally conductive adhesive layer, along with the snap-fit ​​mechanism working in tandem with the convex-concave structure, reinforces the connection from the vertical direction, preventing loosening due to vibration and ensuring stable heat dissipation.

This utility model relates to the field of vibration measurement technology, specifically to a vibration measurement fixture for bearing assemblies, including a bracket, a support platform, a vacuum chamber, and a vibration measurement component. The bracket includes four columns and eight crossbeams. The columns are vertically arranged and distributed in a ring. Each group of four crossbeams forms a rectangular frame. Two groups of crossbeams are located at the top and bottom of the columns. The four columns and eight crossbeams form a cuboid frame structure. The cuboid frame structure of the bracket facilitates inverting or laying flat after assembling the workpiece to be measured, simulating the operating conditions of a bearing in its upright, inverted, and flat positions, thus improving the accuracy of the test. Simultaneously, the external laser detection head prevents vibration-induced loosening, further enhancing the accuracy of the vibration measurement.

The utility model relates to the field of small steam turbine coupling of induced draft fan, disclose a quick dismounting's small steam turbine coupling structure of induced draft fan, including connecting piece a, connecting piece b is provided with connecting piece a rear side, the fixed mounting of fixed part is installed to connecting piece a upper portion through bolt, the buffer piece is provided between connecting piece a and connecting piece b, the upper portion of fixed part is provided with auxiliary assembly, the auxiliary assembly includes the auxiliary part of inlaying in fixed part outside, the sealing element is fixedly connected with the lower part of auxiliary part, the sealing element is inserted in the inner wall of fixed part, in the utility model, through the cooperation of auxiliary assembly and fixed part, use sealing element to carry out the plugging of fixed part's mounting hole, prevent outside air, water vapor and impurity to enter the inside of mounting hole, thereby reduce the oxidation rust of bolt in the use process of coupling, thereby make the bolt on the coupling dismantle smoothly.

The utility model is suitable for elevator brake technical field provides an elevator brake fault monitoring devices, include: elevator brake, the device moves through connecting rod drive push board, push the connecting plate one, connecting plate two and shade slide of shading mobile subassembly and move, a plurality of ball groove and ball body on shade slide reduce the sliding resistance, avoid the device to slide to deviate, improved detection accuracy. When shade slide moves, shield or expose the photosensor in brake intensity display subassembly, photosensor senses light intensity change, through inductor trigger a plurality of display lamp bright, display brake intensity, and a plurality of small spotlight in mounting frame provide stable light source, ensure photosensor sensing accuracy, avoid the light source unstable to lead to detection error, simultaneously, the magnetic attraction plate of magnetic attraction fixed component is powered by battery, utilizes magnetic force and stably adsorbed in one side of elevator brake, prevent the device from loosening due to vibration, avoid spring to jam, and further ensure the accuracy of fault indication.

The utility model relates to the technical field of automobile parts, in particular to an automobile combination switch, which adopts the technical scheme that the automobile combination switch comprises a switch main body shell, an operation knob, a decoration panel and an electrical connection assembly, the operation knob is movably arranged at the top of the switch main body shell, and the decoration panel is arranged at the joint of the switch main body shell and the operation knob. The electrical connection assembly is integrated at the side part of the switch main body shell; the switch body shell is provided with an installation clamping groove and a fixing elastic piece, the operation knob is provided with a knob positioning point, the decoration panel is provided with a right mirror indicating point, a panel positioning point and a left mirror indicating point, and the electrical connection assembly is provided with electrical connection pins. And the mounting clamping groove is matched with the fixing elastic sheet to fix the mounting position of the switch main body shell on the vehicle. The utility model has the advantages of improving the installation stability, enhancing the operation feedback definition and improving the electrical connection reliability.

The utility model belongs to the technical field of electronic switch elastic sheets, and particularly relates to a long-service-life electronic switch elastic sheet, which comprises a bottom sheet, a supporting sheet is fixedly sleeved on the outer side of the bottom sheet, a main elastic sheet is fixedly connected at the upper end of the supporting sheet, and an auxiliary elastic sheet is contacted between the main elastic sheet and the bottom sheet. Stress holes are formed in the surfaces of the auxiliary elastic pieces, first insertion blocks are fixedly connected to the end faces of the sides, away from the bottom piece, of the auxiliary elastic pieces, the first insertion blocks are slidably connected with the main elastic pieces, and second insertion blocks are fixedly connected to the end faces of the sides, away from the main elastic pieces, of the auxiliary elastic pieces. According to the utility model, through the cooperative use of the first insertion block and the second insertion block, the auxiliary elastic sheet, the main elastic sheet and the bottom sheet can be inserted and installed, under the action of the stress hole, the stress release effect of the auxiliary elastic sheet can be improved, and then under the action of the auxiliary elastic sheet, the elastic effect of the main elastic sheet is improved; and finally, the service life of the electronic switch elastic sheet is prolonged.

The utility model belongs to the field of electric cross-country motorcycles, and particularly relates to a damping mechanism of an electric cross-country motorcycle, which comprises a damping mechanism, the damping mechanism comprises a base and a second traction frame, the second traction frame is provided with an adjusting head, the adjusting head is provided with an oil-gas mixing cylinder, the oil-gas mixing cylinder is provided with external threads, and the external threads are provided with threaded knobs. The threaded knob is provided with an adjusting mechanism, the adjusting mechanism comprises a rotating ring, the threaded knob is provided with a rotating ring groove, the rotating ring is assembled with the threaded knob, the rotating ring is provided with an arc block, the arc block is provided with a supporting block, the supporting block is provided with a guiding block, and the guiding block is provided with a positioning hole. According to the damping mechanism of the electric cross-country motorcycle, through cooperation of the positioning hole and the rotating ring, the problem that in the running process of an existing electric cross-country motorcycle, installation of a threaded rotary knob and an external thread on an oil-gas mixing barrel is prone to being affected by vibration, and the threaded rotary knob and the external thread on the oil-gas mixing barrel are loosened is solved.

The utility model discloses a high -end inverter high -current end piece formula capacitor, including by the core, and the capacitor shell that cladding setting in the capacitor main part of core outside is constituted, the both ends of core are connected with the connecting terminal through the electrode sheet, and the connecting terminal is including the terminal main part, and is set up in the head of terminal main part, and with the plug connector of electrode sheet connection, the tail of plug connector is equipped with the card hole. The utility model solves the problem of insufficient of capacitor in prior art to the high current resistance, and the high heat release, the fast temperature rise and the short service life.

The invention relates to the technical field of electric energy box equipment, and provides an anti-electric shock safe electric energy metering box which comprises an electric energy metering box body, a mounting base is arranged at the bottom end of the electric energy metering box body, the electric energy metering box body is mounted in a top groove of the mounting base, and a mounting back plate is fixedly connected to the top end of the mounting base. A groove is formed in the mounting base; according to the scheme, the electric energy metering box body is embedded into the three-face surrounding type insulation assembly composed of the installation base, the installation back plate and the installation top plate, so that the metal box body is completely covered, an effective current path cannot be formed even if internal electric leakage occurs and external personnel make contact with the surface of the insulation assembly, and electric shock is avoided; the whole structure achieves electric shock prevention through insulation wrapping, achieves dust prevention through the unfoldable roller shutter, and the two share the same installation frame, are independent in function and do not interfere with each other, and are suitable for long-term safe operation in a complex outdoor environment.