35 results about "Deformation ring" patented technology

This invention relates to the tunnel, it is concretely relate to a kind of waterproof method which is fit for the shield structure tunnel that large amount of stratum subside unevenly or a move alternatively, the shield structure tunnel of this method set up liner big deformation ring in the location around the fissure, using synthetic waterproof system which has multiple line of defence to satisfy the request that the seam doesn't leak under the working condition of the big deformation.

The invention belongs to the field of geotechnical test and deformation simulation, and particularly relates to an overlaying-ring ring shear apparatus and an overlaying ring shear test for continuouslarge-displacement shear deformation characteristic research of soil and complicated structural soil deformation simulation. The overlaying-ring ring shear apparatus comprises a vertical pressurizingmechanism, a twisting mechanism, a vertical assisting pressure applying mechanism and an overlaying ring shear box mechanism; the overlaying ring shear box mechanism is arranged on the twisting mechanism and can be driven by the twisting mechanism to rotate; the vertical pressurizing mechanism can apply vertical pressure to the overlaying ring shear box mechanism by virtue of the vertical assisting pressure applying mechanism; the limitless deformation ring-shaped shear of different geotechnical test samples of different heights can be performed, and the test sample is enabled to have certainfreedom and continuity in the deformation process; and the overlaying-ring ring shear apparatus can also be used for researching a deformation law of different material contact surfaces, simulating long-distance deformation of the complicated structural soil landslide as well as searching soft layers.

The present invention discloses a spiral inter-dimension decoupling two-dimensional wireless and passive implantable sensor. The sensor comprises a tension and pressure shaft, a reverse the expansionshaft, a sliding shaft, a spacing end cap, an axial deformation ring, an upper deformation ring, a lower deformation ring and a support pillar; when the spiral inter-dimension decoupling two-dimensional wireless and passive implantable sensor is used, when the axial force is coupled with a torsional force, the coupled axial force and torsional force allow the axial deformation ring to generate stress and allow the upper deformation ring and the lower deformation ring to generate stress to allow magnetostriction materials to generate stress, generate an inverse effect under the effect of applying of an excitation magnetic field and detect the change of the magnetic field through a detection coil so as to solve the problem that a current mechanical structure sensor is difficult to perform component solution of the tension or the pressure and the torsional force through measurement for a coupling force between the tension or the pressure and the torsional force.

The invention discloses a multi-connection-rod type inter-dimension decoupling two-dimensional wireless passive sensor, which comprises a sensor force bearing joint, an upper supporting cylinder, an upper multi-connection-rod connection round plate, a bending moment supporting round plate, a bending moment bearing body, a bending moment deformation ring, a lower multi-connection-rod connection round plate, a first torque connection round plate, a lower supporting cylinder, a second torque connection round plate, a torque bearing shaft, a torque deformation sheet, connection rods, a center connection rod sleeve, a torque limiting rod sleeve and a bending moment transmission rod. The multi-connection-rod type inter-dimension decoupling two-dimensional wireless passive sensor disclosed by theinvention can simultaneously detect a bending force component and a torsional force component in a coupling force, namely structurally decouple the coupling force; furthermore, no power supply line needs to be connected or no wired interface needs to acquire data; and the multi-connection-rod type inter-dimension decoupling two-dimensional wireless passive sensor may be applied to the medical field and is a human body implanted sensor, so that procedures of burying wires in a human body or doing second operation after the sensor is implanted into the human body are greatly reduced.

The present invention discloses a self-locking mechanism for use in a drill chuck, comprising: clutch tooth sleeves, fixedly connected with the chuck body of the drill chuck and forming teeth; an oval deformation ring, having a substantially circular first shape and a substantially oval second shape, wherein the oval deformation ring has teeth on the side wall, with the teeth engaging with the teeth of the clutch tooth sleeve when the oval deformation ring is in the second shape; and a control sleeve, for controlling the conversion of the oval deformation sleeve between the first shape and the second shape. The present invention also discloses a force increasing self-locking drill chuck with said self-locking mechanism. The self-locking mechanism according to the present invention can be used in drill chucks of multiple structures, and provides a brand-new thought for the designs of the self-locking mechanisms of drill chucks.

The invention discloses a roll-forming method of a TC17 titanium alloy complex deformed section ring unit. The method is used for rolling of complex deformed section ring units which are complete in appearance, high in accuracy of size, excellent in structure and performance, and distributed along the outline of a part. According to the technical scheme, TC17 titanium alloy bars blanked by specification are heated and then treated with jumping-up, punching and twice small deformation ring rolling to form rectangular pre-rolled compact, heated rectangular pre-rolled compact is rolled in a pre-rolled section groove by a pre-rolled inner pattern module and a pre-rolled outer pattern module to form deformed pre-rolled compact which is in a structural shape contrary to that of the finally rolled deformed section ring unit, and heated deformed pre-rolled compact is rolled in a finally rolled section groove by a finally rolled inner pattern module and a finally rolled outer pattern module to form the deformed section ring unit. During the rolling, the deformed pre-rolled compact widens along the radial direction in the finally rolled section groove and metal inside flows from places with more metal to places with less metal according to a predetermined volume flow rate. The ring unit is mainly used for revolving body components like a cylindrical shell used in fields like aerospace.

An axial force control nut assembly 10 includes a seat member 11, a fastening nut 12 rotatable relative to the seat member and a ring assembly 13 disposed between the seat member and the fastening nut. The ring assembly 13 can include one or more rings. At least one of the rings is an axial force control ring 20 is freely rotatable before a bolt axial force reaches the proper axial force and is restricted in rotation after the bolt axial force is equal to or greater than proper axial force. Alternatively or in addition, the ring assembly 13 can include an elastic deformation ring 21. A gap is defined between a radially outer portion of the elastic deformation ring 21 and the seat member 11 before the bolt axial force reaches the proper axial force. The gap between the radially outer portion of the elastic deformation ring 21 and the seat member 11 becomes zero after the bolt axial force is equal to or greater than the proper axial force.

An axial force control nut assembly 10 includes a seat member 11, a fastening nut 12 rotatable relative to the seat member and a ring assembly 13 disposed between the seat member and the fastening nut. The ring assembly 13 can include one or more rings. At least one of the rings is an axial force control ring 20 is freely rotatable before a bolt axial force reaches the proper axial force and is restricted in rotation after the bolt axial force is equal to or greater than proper axial force. Alternatively or in addition, the ring assembly 13 can include an elastic deformation ring 21. A gap is defined between a radially outer portion of the elastic deformation ring 21 and the seat member 11 before the bolt axial force reaches the proper axial force. The gap between the radially outer portion of the elastic deformation ring 21 and the seat member 11 becomes zero after the bolt axial force is equal to or greater than the proper axial force.

The invention relates to an LED (light-emitting diode) lamp convenient to focus. The LED lamp comprises a lamp body, an aluminum substrate and a lens assembly, wherein the aluminum substrate is fixedly arranged on the lamp body and provided with a plurality of LED elements, and the lens assembly is arranged at the front end of the aluminum substrate; a circuit board electrically connected with the LED elements on the aluminum substrate is also arranged in the lamp body; the LED elements are arranged on the circumference of the aluminum substrate at equal space; the lens assembly is provided with at least two sets of lenses different in degree; positions of each set of lens and positions of the corresponding LED elements are concyclic and mutually correspond; the lamp is also provided with a deformation ring and a rotating ring which is arranged at the front end of the lens assembly and fixed to the lens assembly; the aluminum substrate is fixedly connected with the deformation ring; the deformation ring is fixedly connected with the lamp body; the rotating ring is limited on the deformation ring, and the rotating ring rotates around the deformation ring; when the rotating ring rotates around the deformation ring and after the rotating ring is positioned after rotating, each set of lens on the lens assembly is aligned with the corresponding LED elements.

The invention discloses a roll-forming method of a GH4648 high temperature alloy complex deformed section ring unit. The method is used for rolling of complex deformed section ring units which are complete in appearance, high in accuracy of size, excellent in structure and performance, and distributed along the outline of a part. According to the technical scheme, GH4648 high temperature alloy bars blanked by specification are heated and then treated with jumping-up, punching and twice small deformation ring rolling to form rectangular pre-rolled compact, heated rectangular pre-rolled compact is rolled in a pre-rolled section groove by a pre-rolled inner pattern module and a pre-rolled outer pattern module to form deformed pre-rolled compact which is in a structural shape contrary to that of the finally rolled deformed section ring unit, and heated deformed pre-rolled compact is rolled in a finally rolled section groove by a finally rolled inner pattern module and a finally rolled outer pattern module to form the deformed section ring unit. During the rolling, the deformed pre-rolled compact widens along the radial direction in the finally rolled section groove and metal inside flows from places with more metal to places with less metal according to a predetermined volume flow rate. The ring unit is mainly used for revolving body components like a cylindrical shell used in fields like aerospace.

The present invention belongs to the field of tunnel technology, in the concrete, it relates to a water-proofing structure of shield-driven tunnel capable of adapting to large-magnitude stratigraphical non-uniform subsidence or disturbance. Said structure is characterized by that nearby stratigraphical crack position a lined large-deformation ring is set, sad deformation ring adopts an integrated water-proofing system with several protective lines so as to meet the requirements of that the lined joint does not leak water under the condition of large deformation.

The invention discloses a non-contact intuitive teaching device for water injection beef detection, which comprises a detection operation installation base, and support columns are symmetrically arranged at both ends of the lower side of the detection operation installation base, and the upper end of the detection operation installation base is arranged through the upper right corner. The limiting rotating shaft is equipped with a spherical glass cover, the limit rotating shaft is inlaid with a limited rotating block, the upper left corner of the spherical glass cover is provided with an arc-shaped handle, and the lower end of the spherical glass cover is inlaid with a deformation sealing ring. The upper end of the operation installation base cooperates with the deformation sealing ring to set a sealed closed groove, and the upper left corner of the detection operation installation base cooperates with the lower left corner of the spherical glass cover to provide a closed buckle. The invention has novel structure, fashionable appearance, perfect function and intuitive experimentation. , Excellent teaching effect, high portability, accurate experimental data and other advantages.

The invention discloses a compound pressure and vacuum gage for displaying different measuring ranges by linear scales. The lower part of a pressure gage shell is connected with a joint through a flange; an air passage is processed in the pressure gage shell; a vacuum deformation plate and a pressure deformation plate are stacked and then are fixedly arranged inside the pressure gage shell through a bolt; a closed air chamber is formed between the vacuum deformation plate and the pressure gage shell; the middle of the vacuum deformation plate is fixedly provided with a sleeve pipe used for mounting a pointer mechanism. When the compound pressure and vacuum gage works, when a vacuum exists in the air passage, the vacuum deformation plate makes the sleeve pipe to downwards move through the deformation of a vacuum deformation ring, and a pointer is dragged to anticlockwise deflect; when pressure exists in the air passage, the vacuum deformation plate compresses the pressure deformation plate for deformation, the sleeve pipe is enabled to upwards move, and the pointer is dragged to clockwise deflect; through a thickness difference between the vacuum deformation plate and the pressure deformation plate, deflection scales are enabled to be different. According to a pressure gage, the pointer is enabled to carry out inverse deflection through using the vacuum deformation plate and the pressure deformation plate; meanwhile, by utilizing the thickness difference between the vacuum deformation plate and the pressure deformation plate, the deflection scales are enabled to be different. A device is simple and reliable.

The invention provides an elastic speed reducer which can effectively overcome errors and eliminate abnormal vibration waves, has high precision and rigidity and is easy to machine and produce. The elastic speed reducer comprises a power input assembly which comprises an input shaft and an elastic component arranged on the input shaft, wherein the elastic component is one or more extrusion type deformation rings. Each extrusion type deformation ring comprises an annular ring body, wherein the outer ring wall and / or the inner ring wall of the annular ring body are / is provided with an elastic structural member. Each elastic structural member comprises two mutually symmetrical elastic piece groups, and each elastic piece group comprises a plurality of first elastic piece sub-groups and secondelastic piece sub-groups distributed on the outer ring wall or the inner ring wall of the corresponding annular ring body; an elastic limiting boss is arranged on the outer ring wall or the inner ring wall of each annular ring body, the first elastic piece sub-groups and the outer ring wall or the inner ring wall of the corresponding annular ring body form included angles toward the correspondingelastic limit boss, and the second elastic piece sub-groups and the outer ring wall or the inner ring wall of the corresponding annular ring body form included angles opposite to the corresponding elastic limit boss.

The invention discloses a multi-dimensional force sensor, comprising: a deformation ring comprising a ring strain beam and fixed ends at two ends of the ring strain beam, the ring strain beam having aclosed annular structure; a measuring ring used for measuring multi-dimensional force / torque and composed of a plurality of sensing units annularly distributed on the ring strain beam, each sensing unit for measuring one-dimensional force / torque. The multi-dimensional force sensor uses a simple and reliable mechanical structure to achieve ideal multi-dimensional force / torque measurement, and hasthe advantages of easy implementation, reliable mechanical performance and high measurement accuracy.

A zero-tooth-difference internal gear pair transmission mechanism comprises a set of zero-tooth-difference internal gear pair [1], an eccentric shaft [2], two end covers [3] and a pressing rivet ferrule [4], wherein the zero-tooth-difference internal gear pair comprises an internal gear (11), a planetary gear elastic deformation ring (12), a zero-tooth-difference gear output shaft (13) and the like. The tooth shape of the internal gear (11) is an involute curve (111); eight semi-cylindrical grooves are uniformly distributed on the periphery of the internal gear, used for mounting and compacting the pressing rivet ferrule and connected with accessories of a related product to be developed; the tooth shape of the planetary gear elastic deformation ring is an involute curve (121), an involute curve (122), an involute curve-fit arc or a linear equidistant curve; the eccentric distance of the eccentric shaft needs to be slightly greater than the central distance between the internal gear and the planetary gear elastic deformation ring; and the zero-tooth-difference internal gear pair transmission mechanism driven by the rotation of the eccentric shaft can drag the zero-tooth-difference gear output shaft to rotate in a speed reduction way according to the transmission ratio of small tooth difference, so as to perform forward and reverse gapless uniform rotation operation.

The invention relates to a high efficient ultralinear high speed self-adapting and self-healing controlled digital terrestrial television. The invention adopts multiple structures of single ring type, double ring type, double signals cancellation balanced three ring type, double distortions balanced three ring type and double signals double distortions balanced four ring type to realize ultralinear amplification; it adopts multiple DOHERTY self-adapting high efficient matching technology of temperature compensation attenuation, linear temperature compensation and two stage, three stage replacement type, four stage replacement type, parallel connection type, parallel connection replacement type, and tandem type to realizes high stable high efficient amplification; it adopts microprocessor interpolation method, searching list wide range optimizing and auto-locking high speed self- adapting control vector modulator to realize the precise, wide rang, stable balanced and high speed self-adapting control to the signals, deformation ring and Dohert matching; it adopts double tone IQ modulation demodulation high restrain to realize the pure abstraction of control signal; it adopts IQ demodulation mean square root operation to realize detection to the signal with small deformation; and it detects the working state in real time, alarms while it is abnormal and can eliminates the abnormity by self-healing regulation.

The invention discloses a wire splitting pre-deformation assembly of a strand twisting device. The wire splitting pre-deformation assembly comprises a wire splitting support frame (42), a wire feeding mold (44) is arranged on the wire splitting support frame (42), a regulating rod (45) is arranged on the middle part of the wire feeding mold (44), a deformation ring (46) is arranged on the outer end part of the regulating rod (45), a plurality of mold holes (43) are formed in the wire feeding mold (44), and the wire splitting support frame (42) is arranged on a cradle frame (21). The wire splitting pre-deformation assembly can be matched with the strand twisting device to realize the two-way simultaneous strand twisting, the twice strand twisting is completed when a fly wheel rotates for each circle, the work efficiency is high, the automation degree is high, the energy consumption is low, the occupied area is small, and the wire splitting pre-deformation assembly is particularly applicable to the fast strand twisting of fine wires.

The invention discloses a roll-forming method of a TC17 titanium alloy complex deformed section ring unit. The method is used for rolling of complex deformed section ring units which are complete in appearance, high in accuracy of size, excellent in structure and performance, and distributed along the outline of a part. According to the technical scheme, TC17 titanium alloy bars blanked by specification are heated and then treated with jumping-up, punching and twice small deformation ring rolling to form rectangular pre-rolled compact, heated rectangular pre-rolled compact is rolled in a pre-rolled section groove by a pre-rolled inner pattern module and a pre-rolled outer pattern module to form deformed pre-rolled compact which is in a structural shape contrary to that of the finally rolled deformed section ring unit, and heated deformed pre-rolled compact is rolled in a finally rolled section groove by a finally rolled inner pattern module and a finally rolled outer pattern module to form the deformed section ring unit. During the rolling, the deformed pre-rolled compact widens along the radial direction in the finally rolled section groove and metal inside flows from places with more metal to places with less metal according to a predetermined volume flow rate. The ring unit is mainly used for revolving body components like a cylindrical shell used in fields like aerospace.

The invention discloses an axial pressure detection system and method for a ball screw raceway surface grinding device. The system includes a grinding force-adding module and an elastic deformation ring arranged in the grinding force-adding module. An axial pressure measuring module is used to measure the axial pressure exerted by the grinding force-adding module on the elastic deformation ring. The method comprises: sticking a plurality of resistance strain gauges at equal intervals around the circumference to the middle portion of the inner wall of the elastic deformation ring; rotating a threaded end cap, causing the threaded end cap to press a gasket and finally squeezing the elastic deformation ring through the gasket in the axial direction, and thus causing the resistance strain gauges adhering to the elastic deformation ring to be subjected to axial strain; causing a strain meter to transmit the detected signals to a computer processing system, rotating the threaded end cap to make the threaded end cap sequentially rotate through different angles, obtaining a group of data of a corresponding relationship between axial pressure and the rotation angle of the threaded end cap,and obtaining a measurement curve of both. According to the axial pressure detection system and method for the ball screw raceway surface grinding device, the measurement process is sensitive and rapid, a measurement result has high accuracy, and the grinding machining accuracy of the surface of the screw raceway is improved.

The invention discloses a tail end joint of an alternating current charging gun. The problems that an existing alternating current charging gun is poor in tail end waterproof effect and circuit line fixing effect are solved. The tail end joint comprises an outer pipe and an inner pipe. The outer pipe comprises a connecting section and a squeezing section, the inner wall of the connecting section is provided with an internal thread, and the inner diameter of the squeezing section is smaller than that of the connecting section. The inner pipe comprises a pipe core and a pipe mat, the pipe core comprises a locating ring and a deformation ring which are formed into a whole, the pipe mat comprises a gasket and spacers evenly formed at the end of the gasket, the pipe core is sleeved with the pipe mat, the gasket corresponds to the locating ring to form a locating section, the spacers correspond to the deformation ring to form a deformation section, the inner diameter of the deformation section is gradually reduced from the side corresponding to the locating section to the side opposite to the locating section, and the outer diameter of the side, opposite to the locating section, of the deformation section is larger than the inner diameter of the squeezing section. An effective waterproof effect on the tail end of the alternating current charging gun can be achieved, and cables can beeffectively fixed as well.

The object of the present invention is an ultra-low temperature vacuum conductive sealing structure for conductive rods, including conductive copper threaded rods, and two sealing rod sleeves with spacing are arranged on the conductive copper threaded rods, and the sealing sleeve rods are connected to the conductive copper rods. The threaded rods are connected by dense threads. The sealing sleeve rod is provided with a deformation restricting ring for deformation restriction. The deformation restricting ring is composed of a transverse deformation ring and a vertical deformation ring. The lateral deformation ring and the vertical deformation ring are respectively set In the cross-section and side of the sealing sleeve rod, the angle between the transverse deformation ring and the vertical deformation ring is 90 degrees, which can effectively reduce the minimum temperature requirement and improve the application range of the lower temperature requirement.

The invention relates to a composite-deformation pressing part for a pickle jar. The composite-deformation pressing part comprises a barrel body, wherein a gate-shaped ring is arranged on the upper edge of the barrel body; the gate-shaped ring comprises a plurality of grids; a deformation ring for compacting pickles is arranged on the side edge of the bottom surface of the barrel body; the circular ring of the deformation ring is 5-20 cm wide. According to the composite-deformation pressing part for the pickle jar disclosed by the invention, the barrel body is used for containing an appropriate amount of water, and the weight is regulated by regulating the amount of water contained in the barrel; during use, other rod-shaped appliances extend into the barrel body for assisting compaction of the pickles. The gate-shaped ring is used for lifting the composite-deformation pressing part for the pickle jar, so that secondary pollution to the pickles during the preparation of the pickles is avoided; meanwhile, when water is added into the pickle jar, the composite-deformation pressing part for the pickle jar can be used for adding water into the pickle jar; water flows into the pickle jar along the gate-shaped ring, so that the water adding amount is conveniently regulated.

The invention provides an elastic speed reducer which can effectively overcome errors and eliminate abnormal vibration waves and is high in precision and rigidity and easy to process and produce. Theelastic speed reducer comprises a power input assembly, and the power input assembly comprises an input shaft and an elastic assembly arranged on the input shaft. The elastic assembly comprises one ormore extrusion type deformation rings. Each extrusion type deformation ring comprises an annular ring, wherein the outer ring wall and / or the inner ring wall of the annular ring are / is provided withan elastic structure component. Each elastic structure component comprises two symmetrical elastic sheet sets. Each elastic sheet set comprises a plurality of first elastic sheet subsets and a plurality of second elastic sheet subsets, and the first elastic sheet subsets and the second elastic sheet subsets are distributed on the outer ring walls or the inner ring walls of the annular rings; the outer ring walls or the inner ring walls of the annular rings are provided with elastic limiting bosses; and included angles towards the elastic limiting bosses are formed between the first elastic sheet subsets and the outer ring walls or the inner ring walls of the annular rings, and included angles opposite to the elastic limiting bosses are formed between the second elastic sheet subsets and the outer ring walls or the inner ring walls of the annular rings.

The invention discloses an extrusion type deformation ring which comprises an annular ring body. The outer ring wall and / or the inner ring wall of the annular ring body are / is provided with an elasticstructural member. The elastic structural member comprises two mutually symmetrical elastic piece groups, and each elastic piece group comprises a plurality of elastic pieces distributed on the halfside of the outer ring wall or the inner ring wall of the annular ring body; or the elastic structural member comprises an elastic limit boss and elastic piece groups symmetrically distributed along the two sides of the elastic limit boss, each elastic piece group comprises a plurality of first elastic piece sub-groups and second elastic piece sub-groups distributed on the outer ring wall or the inner ring wall of the annular ring body, the first elastic piece sub-groups and the outer ring wall or the inner ring wall of the annular ring body form included angles toward the elastic limit boss,and the second elastic piece sub-groups and the outer ring wall or the inner ring wall of the annular ring body form included angles opposite to the elastic limit boss. The extrusion type deformationring is applied to an elastic speed reducer, can effectively avoid errors and eliminate abnormal vibration waves, has high precision and rigidity, and enables the elastic speed reducer to be simplified in structure and to be easy to process and produce.

The invention relates to a water pump seal stuffing box structure of a mining sand washer. The water pump seal stuffing box structure comprises a stuffing base and stuffing which are connected to a pump shaft. A stuffing ring is connected in the stuffing base. A stuffing gland is arranged at the end portion of the stuffing base through screws. Compression springs with the two ends abutting against the stuffing base and the stuffing gland correspondingly are arranged on each screw. The stuffing ring is provided with a deformation ring groove arranged in the ring direction of the stuffing ring. The stuffing is arranged between the stuffing ring and the stuffing gland in the axial direction of the pump shaft. In the water pump seal stuffing box structure, through the joint action of the deformation ring groove of an I-shaped structure and the compression springs, generation of gaps during deformation of the stuffing in the cold and heat state is avoided, accordingly, the sealing performance of a stuffing box is prevented from being affected, and the work reliability of the stuffing box is improved.

A cooling water scatter preventing type surge tank assembly, may include a pressure cap, a cap coupling boss, a multi-deformation ring mounted to the pressure cap and selectively engaged to the cap coupling boss to form a receiving space between the pressure cap and the cap coupling boss, wherein the multi-deformation ring may be configured to collect vapor or cooling water discharged through a discharge path opened when a pressure of the vapor or the cooling water rises to an allowable pressure or more, to the receiving space connected to an overflow port

The invention relates to an LED (light-emitting diode) lamp convenient to focus. The LED lamp comprises a lamp body, an aluminum substrate and a lens assembly, wherein the aluminum substrate is fixedly arranged on the lamp body and provided with a plurality of LED elements, and the lens assembly is arranged at the front end of the aluminum substrate; a circuit board electrically connected with the LED elements on the aluminum substrate is also arranged in the lamp body; the LED elements are arranged on the circumference of the aluminum substrate at equal space; the lens assembly is provided with at least two sets of lenses different in degree; positions of each set of lens and positions of the corresponding LED elements are concyclic and mutually correspond; the lamp is also provided with a deformation ring and a rotating ring which is arranged at the front end of the lens assembly and fixed to the lens assembly; the aluminum substrate is fixedly connected with the deformation ring; the deformation ring is fixedly connected with the lamp body; the rotating ring is limited on the deformation ring, and the rotating ring rotates around the deformation ring; when the rotating ring rotates around the deformation ring and after the rotating ring is positioned after rotating, each set of lens on the lens assembly is aligned with the corresponding LED elements.