149 results about "Elastic distortion" patented technology

The present invention relates to an electrically conductive contact pin provided with an elastic portion, wherein the elastic portion includes: a plurality of straight portions; and a plurality of curved portions connecting the straight portions adjacent to each other above and below, and further includes a slit portion for dividing the curved portions into split beam portions, a stopper for limiting an elastic deformation position, or a groove portion for forming a cut portion on the inner surface of the curved portions. The purpose of the present invention is to improve the inspection reliability of an inspection object and to prevent damage to the inspection object by facilitating elastic deformation.

The utility model provides a vibrating screen mesh tensioning device which comprises a tensioning beam which is formed by modularly welding a preformed flange plate, a seat plate, a hollow rectangular pipe and a guide plate. The flange plates are welded to the two ends of the hollow rectangular pipe respectively, the base plate is perpendicularly fixed to the surface of the hollow rectangular pipe and integrally welded to the material guide plate, and the flange plates are detachably connected with side plates of the vibrating screen. The multiple elastic tensioning assemblies are sequentially arranged on the tensioning beam in the extending direction of the tensioning beam. The elastic tensioning assembly comprises an elastic body and a tension adjusting assembly, the tension adjusting assembly is connected with a screen mesh of the vibrating screen, and adjustable tensioning force is generated by compressing the elastic body so as to fix the screen mesh. According to the structure, the dynamic load and energy consumption of the screen body can be remarkably reduced, and light weight is achieved while the bearing capacity is guaranteed. The tensioning force is dynamically adjusted by compressing the elastic body, so that the screen is always in an elastic deformation range, looseness caused by plastic deformation is avoided, and the screen is more stable.

To provide an imaging device with a structure that can suppress size expansion. [Solution] An elastic dustproof member 50 is provided between the base portion 41 and the substrate 30. The elastic dustproof member 50 is cylindrical in shape and has a first frame portion 51 located on the base portion 41 side, a second frame portion 52 that comes into contact with the substrate 30, and a flexible portion 53 that is connected to the first frame portion 51 and the second frame portion 52 and changes the distance between the first frame portion 51 and the second frame portion 52 by elastic deformation. The center line of the cylindrical portion that constitutes the inner wall of the lens barrel 20 is defined as the central axis CL, and the dimensions of the first frame portion 51 and the second frame portion 52 in a direction perpendicular to the central axis CL and also perpendicular to the extension direction of the first frame portion 51 and the second frame portion 52 are defined as the first width dimension W1 and the second width dimension W2, respectively, such that the second width dimension W2 is smaller than the first width dimension W1.

The invention provides a sliding bearing oil film thickness obtaining method and device, and the method comprises the steps: building a micro-contact roughness model of a sliding bearing, and obtaining the contact pressure and contact area of a shaft of the bearing and a bearing bush rough peak according to the micro-contact roughness model; establishing a wear model of the sliding bearing, and obtaining the wear depth hw of the sliding bearing according to the wear model, the contact pressure and the contact area; obtaining the elastic deformation hE of the sliding bearing; according to the included angle between the axis of the sliding bearing journal and the center line of the bearing and the included angle between the circle center connecting line of the front and rear end faces of the journal and the center connecting line of the bearing and the journal, the journal inclination h '0 is obtained; and obtaining the thickness h of the oil film of the sliding bearing according to hw, he and h '0. According to the method, the influence of factors such as abrasion, elastic deformation and journal inclination in the working process of the bearing on the oil film thickness is fully considered, the oil film thickness of the sliding bearing can be accurately calculated and monitored, a theoretical basis is provided for design of the sliding bearing, and reliable operation of the bearing is guaranteed.

The utility model discloses an anti-blocking screening mesh surface structure for screening gravel. The anti-blocking screening mesh surface structure comprises a screening surface with screening holes; hole adjusting bulges are arranged on the axial outer surfaces of the rolling rods, and the rolling rods correspond to the sieve holes which are longitudinally distributed in the same row on the sieve surface; the vibrating screen further comprises a mounting frame with mounting grooves, and the left side and the right side of the screen face are mounted in the mounting grooves of the mounting frame through elastic pieces capable of generating elastic deformation. When the screen holes are blocked by blocking objects, the side edges, away from the screen face, of the electric telescopic rod A and the electric telescopic rod B do not clamp the screen face any more, the screen face is supported in the mounting frame through the elastic pieces, rolling rods rotate to drive hole adjusting protrusions to jack up the blocking objects, the screen face is buffered through the elastic pieces at the moment, and the situation that the blocking objects are jacked up by the hole adjusting protrusions excessively rigidly, and the screen face is damaged is avoided. The problem that in the jacking process of a fixing rod, excessive hard jacking is likely to be generated on a screen, and consequently damage is caused is solved.

This application discloses a method, apparatus, and device for solving the motion response of a circular permeable elastic structure. The method includes: determining the permeability effect, elastic deformation, and coupling equation of fluid motion in the fluid domain of the circular permeable elastic structure; determining the velocity potential of the outer and inner regions of the circular permeable elastic structure; constructing the vertical displacement equation of the circular permeable elastic structure with the vertical coordinates at zero; obtaining the modal eigenvalues ​​of the outer region velocity potential through the outer region velocity potential, and obtaining the modal eigenvalues ​​of the inner region velocity potential through the inner region velocity potential and the coupling equation, which are used as the modal eigenvalues ​​in the vertical displacement equation; and solving for the modal amplitude in the vertical displacement equation. Thus, the vertical displacement of the circular permeable elastic structure can be quantitatively output, providing data support for the vibration control of thin-film floating photovoltaic platforms.

Provided is a ventilation member that is suitable for improving the ease of elastic deformation of an insertion part when the insertion part is inserted into an opening of a housing. This ventilation member (10) is provided with a support body (4a) and a ventilation membrane (2). The support body (4a) includes a base portion (11) and a leg portion (12) that support the ventilation membrane (2). The leg part (12) has a plurality of insertion parts (21) and claw parts (23). In a plane (A) orthogonal to the central axis (O) of the support body (4a) and passing through the root portion of the insertion part (21), when an imaginary circle passing through both end portions (21p) in the width direction of the inner surface (21c) of the insertion part (21) and centered on the central axis (O) is defined as a first imaginary circle (C1), the inner surface (21c) of the insertion part (21) has a protruding part (21d) that protrudes further toward the central axis (O) than the first imaginary circle (C1). The ratio of the length in the radial direction of the claw section (23) to the length in the axial direction of the insertion section (21) is from 0.3 to 0.5 (inclusive). In the plane (A), the maximum length of the protruding portion (21d) in the radial direction is 0.1 mm or more and 1.5 mm or less.

The utility model discloses a shockproof carving tool head with a replaceable blade, and relates to the technical field of carving. The anti-vibration cutter comprises a cutter handle, a cavity is formed in the central axis in the cutter handle, a top anti-vibration mechanism is arranged in the cavity and comprises an elastic piece, the top of the elastic piece is fixedly connected with the cutter handle, a damping fin is fixedly installed at the bottom end of the elastic piece, a containing hole is formed in the damping fin, and the top of the containing hole is fixedly connected with the cutter handle. An opening of the placing hole faces downwards, the bottom of the knife handle is fixedly connected with an external thread pipe, and an internal thread mounting pipe is mounted on the outer wall of the external thread pipe in a threaded mode. Part of vibration generated by the blade is absorbed through elastic deformation of the elastic piece, the cylindrical damping fin dissipates vibration energy through the damping performance, meanwhile, the first gasket, the protruding block, the second gasket and the annular gasket which are made of polyurethane materials are adopted, vibration is absorbed and buffered through good elasticity and damping performance, and the service life of the blade is prolonged. And vibration transmission from the blade to the knife handle and equipment is reduced.

This utility model discloses a displacement-amplified composite friction damper. The upper connecting plate has three sets of equidistant axial connecting ends at its bottom; three sets of equidistant extension plates are located above the core plate, and friction shear components are installed on both sides of the core plate; a lever plate is installed between the axial connecting ends and the extension plates; connecting shafts pass through the axial connecting ends and the extension plates respectively to reinforce the installation of the lever plate; large side plates are fixed at both ends of the lower connecting plate, and the large side plates are tightly fitted to the core plate through the friction shear components. After being amplified by the lever plate, the relative displacement between the upper and lower connecting plates will be greater than the displacement generated by the original building structure. In the small displacement stage: the vulcanized rubber layer absorbs energy through elastic deformation, and the friction plates and steel plates remain relatively stationary, achieving low-frequency vibration isolation. In the large displacement stage: when the vulcanized rubber layer reaches its deformation limit, the steel plate and friction plates begin to slide and rub, significantly improving energy consumption efficiency and adapting to extreme conditions such as earthquakes. The overall structure is simple and easy to install.

This torsion spring has: a plurality of elements that are each rotatable about a common rotation center line, and that are arranged in the extension direction of the rotation center line; and a connection member that connects two adjacent elements. The connection member comprises: a first connection part that is connected to one of the two adjacent elements; a second connection part that is connected to the other of the two adjacent elements; and an elastic deformation part that is connected to the first connection part and the second connection part, and that elastically deforms when one of the two adjacent elements rotates relative to the other.

The present application relates to the technical field of data processing, in particular to a kind of short pile foundation deformation analysis method under oblique anchor elastic theory and deformation coordination condition, including according to short pile and anchor displacement deformation coordination condition, the displacement component of short pile at anchor displacement direction in pile-anchor node is equal to anchor displacement amount, displacement balance equation is established by displacement deformation coordination principle;Based on displacement balance equation, according to the analytical analysis method of elastic deformation of uplift single pile, the elastic deformation calculation method of oblique anchor short pile foundation is simplified, and simplified equation is obtained;Based on simplified equation, considering the boundary condition of oblique anchor short pile foundation, the whole foundation is divided into three parts, the internal force and displacement of upper half pile body and the internal force and displacement of lower half pile body are calculated, and the solving result is obtained;Based on the solving result, the design calculation of oblique anchor short pile uplift ultimate bearing capacity is completed, and foundation deformation analysis is carried out, and analysis result is obtained, the problem of no foundation deformation analysis of oblique anchor short pile is solved.

A shoe configured to absorb energy includes a system configured to harvest energy during compression of the shoe under load and to store the energy as compressed gas and / or elastic deformation. The system includes at least one pod. Components of the pod include an energy harvester and an energy storage device coupled to the energy harvester. The energy storage device is adapted to store energy from the energy harvester and reversibly return energy to the energy harvester.

The invention provides a supporting device, a pivoting structure and head-up display equipment, and the supporting device comprises an elastic base body which is configured to apply a radial pre-tightening force to a rotating shaft through elastic deformation; the self-lubricating part is fixed on the elastic base body, and the self-lubricating part comprises a macromolecular wear-resistant material and is configured to form sliding contact with the rotating shaft. By means of the supporting device, the problems that in the related technology, a pivoting structure is high in dependence on machining precision, unstable in pre-pressure and serious in frictional wear can be solved.

The utility model discloses a kind of high-voltage motor stator lamination structure, it is related to stator sheet assembly technical field.Stator sheet, axial two opposite end faces are respectively equipped with the position and the size matching positioning slot and positioning pin;The positioning pin includes: several elastic arc pieces, the arc surface of elastic arc piece is convex, the convex end of several elastic arc pieces is circumferentially distributed and the convex end between is set back, when multiple stator sheets are axially stacked, the convex end of the elastic arc piece of adjacent positioning pin is mutually opposed and generates radial elastic deformation, after being inserted into corresponding positioning slot, it is elastically attached to the inner circumferential wall surface of this positioning slot.The utility model generates radial elastic deformation and elastically attaches inner circumferential wall surface by the elastic arc piece of positioning pin when being inserted into positioning slot, ensure accurate positioning and firm connection when adjacent stator sheet is axially stacked in high speed or high load condition, prevent radial displacement.

This provides a connector that can stabilize the rotation of the lever. [Solution] In a connector 1 comprising a housing 3, a lever 9, and a pair of detection terminals 5, 5, one detection terminal 5 has an elastically deformable detection elastic piece 31 that is in contact with the other detection terminal 5, the housing 3 has an elastically deformable detection arm 17 that abuts against the detection elastic piece 31, the lever 9 has a pressing portion 45 that presses against the detection arm 17 during rotation to cause elastic deformation and elastic deformation of the detection elastic piece 31 to separate it from the other detection terminal 5, the housing 3 has a restricting portion 19 positioned in the direction of elastic deformation when the detection arm 17 is pressed against the pressing portion 45, and the lever 9 has a contact portion 47 that abuts against the restricting portion 19 during rotation to restrict the movement of the lever 9 in the direction of restoring the detection elastic piece 31 and the detection arm 17.

To provide a connector that can maintain the locking force of the front part against the housing. [Solution] The connector 10 comprises a housing 20 having a cavity 28, and a front portion 51 that is movable along the front side of the housing 20 in a direction intersecting the front-rear direction and locks to the housing 20 in the locking position. The housing 20 has a locking portion. The front portion 51 has a tab insertion hole 61 that communicates with the cavity 28 in the locking position, an elastic portion 67, a deformation-allowing portion 65 that allows elastic deformation of the elastic portion 67, and a projection 64 that protrudes from the elastic portion 67 and faces the locking portion so as to be lockable in the locking position.

The linear drive device for driving an object comprises a motor with a feed spindle shaft and a movable body that engages the feed spindle shaft and into which a section of the object to be driven engages. The movable body includes a nut element, on the inner circumference of which the feed spindle shaft is arranged, and a sliding element 30, which moves linearly in the axial direction of the feed spindle shaft together with the nut element. The sliding element 30 integrally forms a nut-retaining section 30b, which carries the nut element, a support section 30c, which contacts the engagement area of ​​the object to be driven from the X1 direction side, and an elastic section 30d, which is elastically deformable in the axial direction of the feed spindle shaft.The elastic section 30d is arranged closer to the X1 direction side than the support section 30c and touches the engagement section of the object to be driven from the X1 direction side in order to prestress the engagement section towards the X2 direction side.

The utility model provides an actuating device and projection equipment, and relates to the technical field of optical equipment. The service life of the actuating device can be prolonged, and the reliability of the actuating device can be improved. The actuating device comprises a base, a support and a driving assembly. Wherein the support comprises a bearing part and a deformation part, at least one part of the deformation part has elasticity and can generate elastic deformation, the bearing part is arranged on the base through the deformation part, and the bearing part is used for arranging an optical element; at least two sets of driving assemblies are arranged between the base and the bearing part in the circumferential direction of the bearing part. The actuating device is used for driving the optical element to move.

The electromechanical integrated parallel composite flexible disc type axial harmonic reducer consists of a moving part composed of a composite flexible disc (18, 35, 80, 120) that integrates a flexible thrust bearing low-speed moving ring raceway and a planar spur gear on both sides and has an integrated variable stiffness connecting part, and two rolling wave generators (12, 21, 41, 54, 78, 82, 119, 126) of the same structural size but with axial concavity and convexity perpendicular to each other in the circumferential direction, which are fixed on the motor rotor (8, 48, 87, 132). The stationary part is composed of two rigid end caps (3, 42, 63, 103) that are fixed to the planar spur bevel gear (16, 19, 39, 53, 79, 81, 118, 124) and the motor stator (5, 50, 65, 105). Due to the circumferential orthogonal axial symmetrical deformation of the shared composite flexible disk (18, 35, 80, 120), half of the motor input torque is generated by two axial harmonic drive components with the same structural parameters (12, 17, 18, 16 and 21, 20, 18, 19; 41, 49, 35, 39 and 54, 52, 35, 53; 69, 76, 78, 80, 79 and 86, 85, 82, 80, 81; 113, 114, 119, 120, 118 and 128, 127). The components 126, 120, and 124 are connected in parallel for synchronous amplification. After being superimposed by the integrated variable stiffness connector on the outer or inner circle of the composite flexible disk (18, 35, 80, 120), the output is sent to the rotating shell (15, 75, 117) or the spindle (31, 32). The total deformation of the flexible components is reduced due to the shared composite flexible disk (18, 35, 80, 120) and the integrated variable stiffness connector. The elastic deformation force cancels each other out in the moving parts and will not be transmitted to the support bearing, thus reducing frictional power consumption.

The invention relates to a probe cleaning sheet with elastic buffering, which is mainly used for cleaning foreign matters on the surface of a probe, and comprises a subbase layer; the middle layer is stacked on the top surface of the subbase layer, and the outer surface of the middle layer is subjected to surface processing treatment; the grinding layer is stacked on the top face of the middle layer, the grinding layer is formed by mixing a second material piece and a plurality of first grinding particles, the surface of the middle layer is tightly connected with the grinding layer after surface machining treatment, and the ductility of the second material piece in the grinding layer is larger than that of the first material piece in the middle layer; the release layer is movably attached to and torn from the top surface of the grinding layer; under the condition that the grinding layer has high elastic deformation and the middle layer has the compression characteristic, when the probe is inserted to apply force, the grinding layer can be elastically stretched downwards according to the characteristic of the second material piece, and a plurality of first grinding particles are in contact with foreign matters on the surface of the probe, so that the foreign matters can be separated from the surface of the probe; therefore, the grinding layer is driven to really coat the probe, so that the foreign matters on the probe can be completely removed.

This sheet conveyance device is provided with: a movement guide (300) capable of moving between a first position for guiding a sheet to a first conveyance path by means of first and second ribs (303, 700) and a second position for guiding the sheet to a second conveyance path by means of the first and second ribs; and an elastic member (600) against which the first rib (303) abuts and elastically deforms when the movement guide moves from the first position to the second position. In the second rib (700), at least a part of a sheet guide surface for guiding the sheet is constituted by a sliding member (500) having higher slidability with respect to the sheet than the first rib. When the movement guide moves from the first position to the second position, the first rib abuts the elastic member before the second rib abuts the first guide.

The utility model discloses a flange gasket which comprises a framework layer, a flange layer and a gasket layer. At least one set of connecting holes are formed in the framework layer. The elastic sealing layer is compounded on the framework layer through the connecting holes, so that the framework layer and the elastic sealing layer form a tight and firm whole. Meanwhile, the elastic deformation capacity and the water leakage and gas leakage prevention capacity of the gasket can be improved through the sealing layer in the flange gasket.

An existing building block structure generally depends on deformation characteristics of elastic materials (such as plastics) to achieve interference fit of shaft holes, so that building blocks must have the elastic deformation capacity, and application of rigid materials such as metal and stone is seriously restricted. Meanwhile, two contradictions of an assembly mode exist in the prior art: if interference fit is completely adopted, the connection is stable, but the disassembly and assembly are time-consuming; if only clearance fit is used, the structure is loose and easy to deform. The elastic body protection layer structure is introduced, the end of the rigid connecting rod piece is sleeved with the elastic body protection layer, interference fit is achieved on the premise that rigid materials do not depend on self deformation, and material limitation is effectively broken through. Meanwhile, a mixed assembly mode is adopted, interference fit is adopted at core connection nodes (such as positioning hole channels) to ensure stability, clearance fit is adopted at non-core nodes (such as through hole channels) to improve the assembly efficiency, and therefore the dual requirements of efficient assembly and stable structure are cooperatively achieved.

The application discloses a non-rectangular tunnel structure and a parameter design method thereof, and relates to the technical field of tunnel section construction. On one hand, the method comprises the following steps: according to the track transverse elastic deformation, the track vehicle transverse displacement and the curve radius at the track turning position, the widening distances of the inside and the outside of the tunnel structure passing space at the turning position are determined; according to the running speed of the track vehicle, the curve radius at the track turning position and the distance between the two track head center lines, the inclination angle of the outer side surface of the tunnel structure at the turning position is determined; according to the widening distances of the inside and the outside of the tunnel structure passing space at the turning position and the inclination angle of the outer side surface of the tunnel structure at the turning position, the size parameters of the tunnel structure at the turning position are determined. On the other hand, the non-rectangular tunnel structure obtained by using the method is provided. Through the above parameter design method, the utilization rate of the complex underground complex space can be improved by avoiding other structures outside the outer side surface of the tunnel structure.

This invention relates to the field of construction tool technology, specifically to a construction tool blade structure with directional adaptive deformation capability. The blade body includes a central deformation section and a first side working section and a second side working section respectively connected to both sides of the central deformation section. The thicknesses of the central deformation section, the first side working section, and the second side working section are H1, H2, and H3, respectively, and satisfy H1 < H2 and H1 < H3. The blade body is configured such that when the handle is connected to the central deformation section, both the first and second side working sections serve as working surfaces; when the handle is connected to the second side working section, the second side working section serves as the working surface. By making the central deformation section relatively thin, the blade body will undergo elastic deformation by bending towards the top surface when subjected to force, allowing the bottom surface of the side working section, which serves as the working surface, to actively adapt to the slight undulations of the construction surface, avoiding rigid scraping and significantly improving the flatness and smoothness of the construction surface.

Disclosed in the present application are a sound-producing assembly and a vehicle. The sound-producing assembly comprises: a housing, a sound-producing member and first elastic members. The housing is provided with an accommodating cavity, and the first elastic members are disposed on side walls of the accommodating cavity. The sound-producing member is configured to output sound, may be mounted in the accommodating cavity in a first direction, and has a removable state and a fixed state. In the removable state, the sound-producing member can move relative to the housing; and in the fixed state, the sound-producing member is fixed in the housing, and abuts against the first elastic members. In this way, in the removable state, the sound-producing member can move relative to the housing, so as to facilitate the mounting and removal of the sound-producing member; and in the fixed state, the sound-producing member is relatively fixed in the housing. Moreover, by means of providing the first elastic members between the housing and the sound-producing member, the first elastic members have an elastic deformation capability, and can thus function as a buffer between the sound-producing member and the housing, thereby achieving the energy absorption effect by means of the elastic deformation of the first elastic members.

The utility model relates to medical instrument technical field especially, more particularly to a kind of adapter applied to monitor, including shell, shell is covered with plug, connecting seat and socket connected in sequence, wherein, the front end of plug is provided with two rows of connecting holes, the rear end of plug is equipped with two rows of elastic sheet corresponding with connecting hole and two skeletons for fixing elastic sheet, and skeleton is connected with plug.The elastic sheet is installed in the plug in the application, the connecting hole is corresponding with the elastic sheet, when the adapter is inserted or pulled out from the connector of monitor, the convex needle is contacted or disconnected with the elastic sheet, so that the elastic sheet occurs elastic deformation or rebound movement, the structure and manufacturing process of elastic sheet are simple, and have good elasticity, conductivity and weldability, the production cost is lower, meet the demand of disposable wrapping use.