704 results about "Elastic component" patented technology

The utility model relates to a pull rod locking structure on a folding shopping cart. The pull rod locking structure comprises a shopping cart box body and a pull rod assembly arranged on a shopping cart body. A rear box plate of the shopping cart box body is provided with a pull rod groove. The pull rod assembly is hinged to the lower portion of the pull rod groove. A locking assembly is arranged on the pull rod assembly, and a locking seat is arranged in the pull rod groove; when the pull rod assembly rotates along the hinge point to be embedded into the pull rod groove, the output end of the locking assembly is clamped into the locking seat, and the pull rod assembly is limited in the pull rod groove. The locking device is characterized in that the locking assembly comprises a buckle plate arranged on the pull rod assembly in a longitudinal moving mode, a spring bolt fixed to the buckle plate and an elastic component used for driving the buckle plate and the spring bolt to stretch out and reset; when the buckle plate longitudinally moves relative to the pull rod assembly, the lock tongue can be driven to advance and retreat relative to the locking base, and clamping locking or separation unlocking of the lock tongue and the locking base is achieved. The scheme has the advantages of simplified structure, convenience in operation and high locking stability.

The invention discloses a steel pipe carrying device with an anti-falling mechanism, and relates to the technical field of steel pipe carrying, the steel pipe carrying device comprises a transverse column, the two ends of the transverse column are rotationally connected with a first movable rod and a second movable rod, and the outer wall of one side of the first movable rod is tightly attached to the outer wall of one side of the second movable rod; the end, away from the transverse column, of the first movable rod is fixedly connected with a first rotating column. An elastic assembly and an anti-falling assembly can be driven to swing downwards and reset together through a supporting column and gradually get close to a second rotating column, at the moment, an arc-shaped groove formed in the bottom of a clamping block can be pressed on the circumferential outer wall of the second rotating column, and therefore the second rotating column can be effectively locked by the clamping block; and the situation that the second rotating column rotates in the hoisting process to cause falling of the steel pipe body is avoided, and the safety of the whole device in the hoisting and carrying process is improved.

The invention discloses a rope-driven flexible mechanical arm capable of achieving bending-twisting combined deformation and a manufacturing method. The rope-driven flexible mechanical arm capable of achieving bending-twisting combined deformation comprises a base plate, a rope-driven flexible mechanical arm body and a rope-driven flexible mechanical arm body, the plurality of chiral elastic components and the plurality of substrates are sequentially connected in a staggered manner; the torsion between the adjacent chiral elastic components is realized through the middle driving component and / or the peripheral driving component; the middle driving assembly is in transmission connection with one end of the middle connecting piece so as to selectively drive the chiral elastic assembly to deform and twist; and the peripheral driving assembly is in transmission connection with one end of the peripheral connecting piece so as to selectively drive the chiral elastic assembly to deform and bend. Therefore, the space deformation capacity and the motion freedom degree of the rope-driven flexible mechanical arm can be remarkably improved, and meanwhile the controllability and designability of the rope-driven flexible mechanical arm are enhanced.

The utility model relates to the technical field of ring main units, in particular to a ring main unit with a box door locking device. Comprising a box body which comprises a box door; the base is mounted on the lower side of the inner wall of the box door and comprises two symmetrical mounting wall plates, and mounting holes are formed in the mounting wall plates; the locking rod is vertically arranged in the mounting hole in a sliding manner; the elastic component provides downward force for the locking rod; the first limiting part is arranged on the base; the second limiting part is arranged on the locking rod, and the second limiting part can abut against the upper portion of the first limiting part by rotating the locking rod, so that the lower end of the locking rod is higher than the threshold; according to the utility model, the pre-tightening force is matched with the limiting part, so that the position of the locking rod can be stabilized, and the locking function failure caused by upward movement of the position of the locking rod due to vibration in the transportation process is prevented.

The utility model relates to the production technical field of spool, concretely relates to the end effector for the mechanical arm suction spool, include: first support plate, first end surface connects the mechanical arm flange, the mechanical arm flange is used for connecting the mechanical arm, second support plate, the first end surface of second support plate connects elastic component, the second end of elastic component is connected to first support plate, electromagnet, the second end surface of second support plate is connected to. The utility model through double -deck elastic support carries electromagnet as the pickup structure of spool, the low requirement of surface flatness of spool, and can satisfy the purpose that the pickup speed is fast, simultaneously, can avoid the rigid collision of the buffer of elastic piece in the pickup process, protects electromagnet and spool to cause damage in the pickup process, in addition, the pick -up demand of the support plate of bearing spool can be satisfied to the suction disc of cooperation setting in electromagnet side, expands the function of end effector.

The utility model discloses a kind of composite fireproof insulation board laminating device, the utility model relates to thermal insulation board laminating technical field.It is laminated mechanism for composite fireproof insulation board and is provided on the mounting base, laminated mechanism includes: press-fit component, including the support rod fixed with both side walls of mounting base, the upper end of the support rod is provided with the mounting plate connected by lifting assembly, the lower end surface of the mounting plate is provided with the pressure plate main body connected by elastic component, the lower end inside of the pressure plate main body is provided with rectangular frame slot, the inside of the rectangular frame slot is provided with the rectangular pressure plate connected by telescopic component, the utility model is driven rectangular pressure plate telescopic by second hydraulic rod, realize the pertinence pressure to the edge of thermal insulation board, since the edge of thermal insulation board is prone to the problem of not firm combination when laminating, can effectively improve the compaction degree and bonding strength of edge, avoid edge curling, delamination and other quality problems.

An ultrasonic cavitation nasal clip device for therapy with built-in medication supply soaked in medicinal liquid comprises a U-shaped elastic component, as well as a left clip block and a right clip block respectively connected to both ends of the U-shaped elastic component. Each of the left clip block and the right clip block is provided with an ultrasonic therapy unit. The invention is characterized in that each of the left clip block and the right clip block is respectively provided with a medicinal-liquid chamber and a cavity. On the side surface of each clip block, a medicinal liquid outlet hole is formed in communication with the medicinal-liquid chamber. A cotton pad soaked in medicinal liquid is installed in the medicinal-liquid chamber, which is further equipped with a sealable lid that can be repeatedly opened or closed.

This utility model belongs to the field of movable pulley technology, specifically relating to a movable pulley wire rope anti-slip device. It includes two symmetrical mounting plates, with a first rotating shaft between the two plates. Two pulley bodies are mounted on the first rotating shaft, which has a circular groove. Locking holes are arranged in an array on the inner wall of the circular groove. Each of the two mounting plates has a first groove on its adjacent side. An elastic component is installed inside the first groove, and a second rotating shaft is mounted on the elastic component. Two limiting wheels are mounted on the second rotating shaft, located inside the pulley body grooves. A circular disc that rotates inside the circular groove is also mounted on the second rotating shaft, and locking rods are arranged in an array on the outer side of the circular disc. This device not only prevents the wire rope from slipping off the groove but also provides a safety lock in case of malfunction, improving safety.

The utility model relates to the field of building construction, in particular to a wire drawing device for masonry construction, which comprises a rod seat, one end of the rod seat is provided with a rod hole, a clamping plate rod is slidably connected in the rod hole, one end of the clamping plate rod inside the rod seat is connected with an elastic component, and one end of the clamping plate rod outside the rod seat is connected with a first clamping plate. Wire clamping grooves are formed in two ends of the first clamping plate; a sliding base is arranged on the outer side of the rod base and slidably connected with the rod base in the length direction of the rod base, a positioning device is arranged on the sliding base, and a second clamping plate is arranged at the end, away from the first clamping plate, of the sliding base. The telescopic structure is designed in the rod base, no protrusion exists on the outer side of the clamping plate, and the whole structure is not prone to being collided by workers; and meanwhile, the length of the device can be adjusted, so that the device can adapt to brickworks with different sizes.

The embodiment of the utility model provides a storage rack assembly and refrigeration equipment. The storage rack assembly comprises a first storage rack and at least one group of elastic assemblies, the first storage rack comprises at least one storage barrel, and a first opening is formed in the storage barrel; in the initial state, at least one part of the elastic assembly penetrates through the first opening to enter the inner side of the storage barrel, when an object is placed in the storage barrel, the object extrudes the elastic assembly to enable at least one part of the elastic assembly to move in the direction away from the object, the elastic assembly abuts against the object when moving is stopped, and at the moment, the elastic assembly is separated from the object. Elastic potential energy is stored in the elastic assembly, and when the articles are taken out of the storage barrel, the elastic assembly restores to the initial state and returns to the initial position. According to the storage rack assembly provided by the embodiment of the invention, the situation that a bottle shakes along with the door opening and closing process in the door opening and closing process can be avoided, so that the user experience is improved, when articles are taken out of the storage barrel, the elastic assembly restores the initial state and returns to the initial position, and subsequent use is facilitated.

This invention provides a portable rebar waterstop ring installation device and its usage method, applicable to the field of underground structure waterproofing technology. The device includes a sleeve, a tie rod assembly, and an elastic component. The sleeve is fitted onto the rebar to which the waterstop ring is to be installed, with a connecting portion at one end for inserting the waterstop ring. The elastic component is slidably connected to the connecting portion to push against the waterstop ring. The tie rod assembly is movably connected to the sleeve for contact with the waterstop ring. This invention allows for quick and convenient installation of the waterstop ring on the outside of the rebar, significantly reducing installation difficulty and improving efficiency; it also enhances construction safety; it occupies little space and is suitable for areas with dense rebar distribution; its simple structure makes it easy to manufacture, provides stable connections, and facilitates use and control.

The invention provides a sealing assembly completion state solving method and device, and relates to the technical field of sealing element design. Comprising the following steps: acquiring geometric models of an elastic component and a matched component thereof, constructing an assembly initial configuration, performing finite element discretization on a sealing assembly system, and setting an integral point in the elastic component; in the assembly iteration process, corresponding projection points are determined based on the integration points and the component combination where the integration points are located, and the contact force at the integration points is calculated in combination with material parameters, the positions of the projection points and the surface geometric information of the matched components; and uniformly assembling the contact force and the internal elastic force generated by the elastic component under the current configuration into an overall force balance relationship for nonlinear iterative solution until a preset convergence condition is met, thereby obtaining a sealing assembly completion state. According to the method, the sealing assembly completion state can be stably solved under the condition that initial geometric interference exists, and the convergence and calculation stability of assembly simulation are improved by uniformly processing the contact force and the internal elastic force.

The invention relates to a constant-force linear elastic device which comprises a base provided with a guide groove; one end of the elastic component is connected with the base; the sliding mechanism is connected with the other end of the elastic component and can move in the guide groove; restraining force exists between the guide groove and the sliding mechanism and is set to offset part of first elastic force, so that the output elastic force of the sliding mechanism is kept at a preset constant value and is unchanged in direction, and the first elastic force is the elastic force output by the elastic component to the sliding mechanism. The guide groove is matched with the sliding mechanism, the side wall of the guide groove limits the moving direction of the sliding mechanism, so that the restraining force is generated, and the direction and the magnitude of the restraining force can dynamically change according to the position of the sliding mechanism in the guide groove and the magnitude of the elastic force of the spring. The constraining force can offset part of the first elastic force, and the final output elastic force is kept at a preset constant value and is unchanged in direction, so that the effect of constant force output is achieved, and the requirements of force balance and other scenes for constant elastic force are met.

The utility model belongs to the technical field of electronic product protective shells, and particularly relates to an electronic product protective shell provided with a rotatable support, which comprises a shell provided with a bottom plate; the bracket device comprises a bracket; a cylindrical mounting part is arranged on the bottom plate; the support device further comprises a rotating assembly provided with a rotating plate and a positioning ring. The elastic assembly is arranged in the rotating plate; when one end of the support is hinged to the rotating assembly to drive the support to rotate relative to the bottom plate, the elastic assembly and the rotating plate rotate along with the support, the free end of the elastic assembly makes contact with the inner wall of the positioning ring at the moment, and when the free end of the elastic assembly rotates to one self-locking notch, the free end is inserted into the self-locking notch, and the free end and the self-locking notch are detachably clamped. Therefore, by the adoption of the structure, the rotating assembly can rotate relative to the bottom plate, the supporting state (the horizontal screen or the vertical screen) of the support to the shell can be adjusted, stable supporting can be achieved through the self-locking structure during supporting, and therefore the effect of being convenient to use is achieved.

The novel foot drop orthopedic brace comprises an orthopedic support, elastic assemblies are fixedly installed on the two sides of the orthopedic support, connecting plates are fixedly installed at the bottom ends of the elastic assemblies, the connecting plates are fixedly connected with mesh belt foot pads, and protective leg plates are fixedly connected to the two sides of the rear portion of the orthopedic support. According to the novel foot drop orthopedic brace, the elastic hinges are arranged on the two sides of the orthopedic support respectively and used in cooperation with the limiting elastic belts, through the arrangement of the structures, the two sides of the ankle joint can be limited through the orthopedic support, then through hinge connection of the elastic hinges, the ankle joint can be corrected to be over plantar flexion, and meanwhile the ankle joint is not prone to fall off. Dorsiflexion activities within a certain range are allowed, so that the mobility of ankle joints is improved, and the functional rehabilitation process of foot drop on the affected side is accelerated.

The utility model provides a coupler and transmission equipment, and relates to the technical field of gearbox couplings. The transmission equipment comprises a coupler, and the coupler comprises a motor end half-coupling with one end connected with a motor output shaft and the other end provided with a motor end connecting part; one end of the gear box end half-coupling is connected with the gear box input shaft, and the other end is provided with a gear box end connecting part; the elastic assembly is arranged between the motor end connecting part and the gear box end connecting part; the connecting assembly is used for connecting the motor end connecting part, the elastic assembly and the gear box end connecting part together; the connecting assembly is in transmission contact with the elastic assembly. The elastic assembly has certain elasticity and can play a role in compensating centering errors during installation, so that the requirement on installation precision is reduced, and the operability is good; in the starting and running process of the motor, the elastic assembly can receive part of acting force and generate certain deformation, so that the starting torque is reduced, the transmission impact is relieved, and the effect of protecting the gear box and the motor is achieved.

This invention provides a heliostat main beam positioning and vibration damping assembly and a heliostat main beam drilling device. The heliostat main beam positioning and vibration damping assembly includes a positioning clamping structure and a vibration damping structure. The positioning clamping structure includes an axial limiting part and a radial fixing part. The axial limiting part is configured to cooperate with the main beam mounting component to axially limit the heliostat main beam. The radial fixing part is configured to support the heliostat main beam and radially limit its movement. The vibration damping structure includes a mating part, an elastic component, and a fixed base. The mating part is directly or indirectly slidably disposed on the fixed base and is configured to clamp or connect to the main beam mounting component. The elastic component is disposed on the fixed base and is configured to directly or indirectly act on the mating part. This invention solves the problems of existing heliostat main beam positioning devices, which cannot effectively control vibration during processing and cause large radial deformation of the main beam, making it suitable for large-scale application.

This application discloses a monostable electromagnetic clutch, including a movable part, a magnetic assembly, a fixed disk, and several iron cores. The magnetic assembly is connected to the fixed disk, and the iron cores pass through the magnetic assembly and are connected to the fixed disk. An elastic component is provided on the movable part. Under the action of the electromagnetic force of the magnetic assembly and the elastic force of the elastic component, the movable part can reciprocate on one side of the magnetic assembly, keeping the movable part engaged or disengaged from the iron cores. This application features a flexible and compact structural design, allowing for different combinations depending on the application and available space. It can be used individually or in combination of several basic electromagnetic clutch units. After combination, it can be freely arranged in various installation positions and spaces according to requirements, fully optimizing the use of space.

The utility model relates to a lifting feeding spring type tray bracket mechanism for a vertical furnace, and belongs to the field of vertical vacuum furnaces. The problems that in the process of completing feeding and discharging operation of an existing vertical vacuum furnace, a charging tray topples over, and parts are damaged and other potential safety hazards exist are solved. According to the technical scheme, each guide component comprises a base, the bases are connected to a supporting frame, guide columns are arranged on the bases, adjusting screw rods are connected to the guide columns, the guide columns are sleeved with guide column sleeves, the guide columns are in sliding connection with the guide column sleeves, and protrusions are connected to the ends, away from the supporting frame, of the guide column sleeves; the bracket is provided with a protrusion, the protrusion is in clearance fit with a first through hole formed in the bracket in a penetrating mode, the protrusion is fixedly connected to the bracket, the bracket is connected to the furnace body bottom cover through a supporting plate, the guide column sleeve is sleeved with an elastic component of a hollow structure, the elastic component abuts against the position between the supporting frame and the bracket, and the protrusion is provided with a first through hole in a penetrating mode, and the first through hole is in clearance fit with an adjusting screw. The utility model is applied to the vertical furnace.

The utility model discloses a margin adjusting assembly, which comprises a shell component, an adjusting component, a power supply component, a power supply component and a control component, wherein an accommodating space is formed in the shell component; the elastic support is vertically assembled in the shell part, is connected with the functional element and comprises a support body, and an embedding part is arranged on the peripheral side face, making contact with the inner side wall of the shell part, of the support body; the elastic component is embedded in the embedding part, and at least part of the elastic component protrudes out of the support body; when the elastic support and the functional element are assembled in the shell component, the elastic component is compressed between the support body and the shell component, so that the elastic support and the shell component are kept locked. According to the allowance adjusting assembly provided by the utility model, the functional element cannot shake in the shell part, and the problem that the functional element is damaged due to collision with the shell part is avoided.

The present application provides a shower door assembly and a shower door comprising the assembly. The shower door assembly comprises a guide rail, a fixing device, and a rotating assembly. The guide rail is arranged in a first direction and is fixed to a wall corresponding to the shower door, and an end portion of the guide rail in the first direction is provided with a fixing portion. The fixing device comprises a main bottom plate and a sliding component; the main bottom plate is fixedly connected to a door panel of the shower door, and the main bottom plate sequentially comprises a first connecting portion and a second connecting portion in a first direction when the shower door is in a closed state; and the sliding component is connected to the second connecting portion, and the sliding component is configured to rotate around a third direction and slide along the guide rail. The rotating assembly comprises a connecting component and an elastic component; the connecting component comprises a fixed end, a movable end, and an extension portion formed by extending the movable end; the fixed end is connected to the fixing portion, and the movable end is connected to the first connecting portion; the connecting component is arranged perpendicular to a third direction and can rotate around the fixed end and the movable end during opening and closing of the door; and the elastic component comprises a first elastic end and a second elastic end, and the first elastic end is connected to the extension portion. The fixing device further comprises a third connecting portion, the second elastic end is connected to the third connecting portion, and the elastic component is arranged perpendicular to the third direction and can be stretched and compressed during opening and closing of the door. In the shower door assembly provided in the present application, the door panel can automatically open and close by means of the stretching and compression of the elastic component, and the opened or closed state of the door panel is maintained when the shower door is opened or closed.

This utility model discloses a child-protective nasal spray device with a safety lock function, including a push button, a nasal spray pump, and a medicine bottle. The upper wall of the nasal spray pump housing is installed inside the push button housing via an elastic component and a locking component. The lower wall of the nasal spray pump housing is installed on the mouth of the medicine bottle via an anti-opening component. The elastic component is an elastic protrusion on the inner wall of the push button housing, and the locking component is a transverse track on the outer surface of the upper wall of the nasal spray pump housing, with locking points on the transverse track. The anti-opening component includes a pawl on the lower wall of the nasal spray pump housing and a pawl on the mouth of the medicine bottle, with the two pawls interlocking. This device not only effectively prevents children from accidentally ingesting the medicine, improving safety, but also avoids the safety hazards caused by aluminum shavings in the crimping sealing method, simplifies the medicine filling process, and reduces production costs.

This invention discloses an anti-tilting sofa, comprising a base, a linkage support, a drive device, and a control unit. The linkage support includes a seat frame, a leg extension support, and a backrest frame, with the leg extension support and backrest frame rotatably connected to the seat frame. A damping element is connected to the leg extension support, the damping element having an elastic component that can elastically extend and retract. One end of the drive device is connected to the base, and the other end is connected to the elastic component of the damping element, used to drive the leg extension support to extend and retract via the damping element. When the load on the leg extension support reaches a preset value, the elastic component is compressed to retract the leg extension support. This anti-tilting sofa effectively avoids the risk of tipping over and is highly safe to use.

The utility model provides a tension and compression sensor with an outer protective shell. The tension and compression sensor comprises a sensor body, a first protective shell and a second protective shell, the sensor body comprises an elastic body, a resistor and a cable, the cable is fixed to the elastic body, and extension cylinders are fixed to the two sides of the elastic body; the first protective shell and the second protective shell can be fixedly enclosed to form an accommodating cavity, the sensor is located in the accommodating cavity, and the extension cylinder and the cable can extend out of the first protective shell and the second protective shell; elastic assemblies are fixed in the containing cavity and located at the two ends of the elastic body. The tension and compression sensor provided by the utility model can prevent the sensor body from directly contacting a hard object during accidental collision, and the elastic body of the sensor body can be conveniently connected with the tested component through the extension cylinder, so that the use is convenient.

The invention discloses a locking assembly and a locking air cylinder, and relates to the technical field of material conveying, and the locking assembly comprises a base, a lever, a locking piece and an elastic assembly; the base is provided with two bracket walls which are oppositely arranged; the lever is rotationally connected between the two bracket walls; a first limiting groove, an unlocking position and a second limiting groove are sequentially formed in one side face of the lever. The locking piece movably penetrates through the bracket wall, and one end close to the lever is exposed out of the bracket wall; the locking piece responds to rotation of the lever and is inserted into the first limiting groove or the second limiting groove so as to prevent the lever from rotating. The elastic assembly is connected with the locking piece and the base and provides reset acting force enabling the locking piece to be far away from the lever, so that the locking piece is separated from the first limiting groove or the second limiting groove and abuts against the unlocking position. According to the scheme, the single lever with the double limiting grooves is adopted to be matched with the single locking piece, the locking function in the forward direction and the reverse direction is achieved, the step of adjusting a locking device to adapt to different locking directions is omitted, and the overall mechanical structure is simplified.

The utility model relates to the technical field of aluminum alloy hub casting dies, and discloses a die-casting machine top platen and die connecting structure which comprises a connecting column, a bottom foot used for being connected with a hub casting die top die is arranged at the bottom end of the connecting column, and the top end of the connecting column is elastically connected with a die-casting machine top platen through an elastic assembly. And the connecting columns are elastically connected with the top platen, so that an elastic connection mode between the top mold of the casting mold and the top platen is formed. According to the utility model, the rigid connection mode between the traditional top template and the top die of the casting die is avoided, the matching clearance between the connecting column and the top bedplate is effectively reduced, the abrasion of the connecting part of the top template and the top die of the casting die is reduced, and the problems that the top die is easy to be assembled incorrectly during long-time use and the production cost is reduced are solved. The matching precision of the top die, the top die and the side die is influenced, and the casting precision of the hub blank is ensured; and meanwhile, the elastic connection mode effectively buffers impact in the action process of the die-casting machine, and the operation stability of equipment is improved.

The invention relates to the technical field of bogie suspension supports, and discloses an adjustable load-reducing and anti-falling support device suitable for a cantilever structure. The bracket body is arranged at the top of the auxiliary equipment; the connecting piece is arranged at the top of the bracket body; the adjustable elastic component is arranged on one side of the connecting piece; the pull ring is arranged at the bottom of the support body, and the pull ring is connected with the adjustable elastic component through a rigid pull rope; the fixed pulley assembly is arranged on one side of the support body and connected with the rigid pull rope. Vibration of the lower portion of the support body is restrained through the shock absorber, pre-stretching of the steel spring is achieved through the adjustable stud, failure of the steel spring is prevented through the adjusting bolt, and meanwhile the anti-disengaging function is achieved under the condition that the support body breaks down; therefore, the influence of auxiliary equipment on the long cantilever support and the large safety risk caused after the support is broken can be reduced.

A tool assembly includes a first body, two positioning plates, multiple rotational members, multiple hand tools, two elastic members, a second body unit, and two control units. The first body has two first pivot portions, multiple receiving spaces, and two first control grooves. Each of the positioning plates has two second pivot portions and two second control grooves. Each of the rotational members has a third pivot portion and multiple first locking portions. Each of the hand tools has a fourth pivot portion. The second body unit includes two second bodies and two connecting members. Each of the second bodies has two fifth pivot portions, two third control grooves, and a limit portion. Each of the control units includes a control lever, a pin, a control member, and a fixing member. The control lever has a second locking portion and a passage.