30results about How to "Avoid structural interference" patented technology

The invention provides a laser measuring device for steel bar deformation, and belongs to the technical field of laser measuring equipment, the laser measuring device is characterized in that a top cover frame is arranged above a device base, and a detection cavity is formed between the device base and the top cover frame; the detection assembly comprises a grating light emitter and a grating light receiver which are used for detecting the deformation amount of the reinforcing steel bar, and the grating light emitter and the grating light receiver are both installed in the detection cavity and located on the two sides of the reinforcing steel bar; the driving assembly is used for fixing the bottom end of the reinforcing steel bar, driving the reinforcing steel bar to rotate along the axis of the reinforcing steel bar and driving the grating light emitter and the grating light receiver to move along the axis of the reinforcing steel bar for deformation detection, so that full-section detection of rotary scanning and axial movement is formed, and light signal changes instead of the relative offset between the two sections are captured section by section. The problem that a traditional laser measuring device is prone to data deviation is solved, a fixing assembly comprises two sets of clamping forks used for clamping the top end of a steel bar, and lubricating assemblies used for lubricating the rotating connecting position of a clamping roller and a support are arranged on the clamping forks.

The utility model relates to LED lamp equipment technical field provides a kind of inner frame for LED lamp, comprising: lamp shade;Anti-loose lock accessory, set in the inside of lamp shade, its outer peripheral part is in abutment with the inside wall of lamp shade;Sealing cover, install in the inner bottom of anti-loose lock accessory;Sealing anti -drop piece, set in sealing cover edge and anti-loose lock accessory corresponding position, the relative movement between sealing cover and anti-loose lock accessory can be limited.The utility model sets up anti-loose lock accessory and sealing anti -drop piece, so that the support component connection of the device is more closely, more reliable limit, can maintain inner frame structure stability for a long time, reduce the trouble caused by loosening misplacement, at the same time, the multi-dimensional sealing anti -drop design of the device setting, so that the fixation of sealing cover is more firm, sealing is more comprehensive, can significantly reduce the risk of water seepage, prolongs the service life of inner frame internal element.

This invention provides a strong wind-resistant double-glass photovoltaic module structure, which includes multiple photovoltaic panels. Multiple connectors are slidably connected to the bottom of each photovoltaic panel, and adjacent photovoltaic panels are staggered together via these connectors. Each photovoltaic panel has a limiting component 1 and a limiting component 2 on both sides. When the photovoltaic panels are in the unfolded state, adjacent photovoltaic panels are fixed together by the limiting components 1 and 2, achieving rapid unfolding / storage and high space-efficiency folding. Through the sliding hinge block and groove design, adjacent photovoltaic panels can be folded around an axis or slid horizontally and stacked for storage. Combined with the detachable limiting components, users can quickly lock or release the panels without tools, achieving a seamless transition from the unfolded state to the compact folded state. This greatly improves the module's space storage efficiency, facilitates transportation and storage, and supports rapid deployment and dismantling.

The invention discloses a wireless power bank which comprises a base body provided with a power supply and a charging panel provided with a charging coil, and the charging panel is slidably connected to a first surface of the base body. According to the wireless power bank, the charging panel is designed to be slidably connected to the first surface of the base body, and the size of the extending part of the charging panel in the second direction is smaller than that of the base body in the second direction in the push-out state, so that a camera module of to-be-charged equipment can be effectively avoided, and structural interference between a charging coil and the camera module is avoided; and equipment such as mobile phones of different models can be adapted, and the product universality is improved. The sliding guide mechanism provides precise guide for sliding of the charging panel, it is ensured that the charging panel slides stably in the first direction and is free of offset and clamping stagnation, the conductive mechanism ensures that in the whole sliding process of the charging panel, the charging coil and the power source are always kept in conductive connection, charging interruption caused by sliding is avoided, and the stability of the wireless charging function is ensured.

The invention discloses an elastic wire mechanism and an anti-shake lens. The filament bouncing mechanism comprises a three-dimensional elastic piece and an AF elastic piece. The AF elastic sheet comprises a carrier connecting part used for being connected with a carrier and a support connecting part used for being connected with a support. An AF main elastic wire used for resetting a carrier AF is arranged between the carrier connecting part and the support connecting part, and the AF main elastic wire comprises a functional section and a first avoiding section used for avoiding an AF dispensing groove in the carrier. The three-dimensional elastic sheet is integrally formed by etching the same base material of the elastic sheet body, the AF elastic wire and the elastic blocking sheet, a splicing link is avoided, the structural strength is high, the mechanical property is unified, and a carrier AF auxiliary reset function and a support OIS core reset function are integrated. And the AF main elastic wire is provided with a first avoiding section for pertinently avoiding a carrier AF dispensing groove, so that the normal operation of dispensing operation is ensured.

The utility model relates to a shield construction system under multi-section step working condition, and specifically relates to a shield translation construction system under multi-section step working condition. The utility model discloses a rail clamp is set up on the first track and is fixedly connected with the jacking jack, so that the rail clamp is used as the supporting base of the jacking jack, and the shield machine is pushed; the first bracket and the second bracket are arranged at the bottom of the shield machine shell, the first bracket is arranged on the two sides of the first track, the second bracket is arranged on the side of the two first tracks away from the center line, the wheel set capable of sliding cooperation with the first track is installed through the first bracket, the friction resistance is reduced, the risk of damaging the shield machine body due to repeated installation and removal of the wheel set is reduced, the jacking jack is arranged through the second bracket for jacking, structural interference with the wheel set support is avoided, construction conditions are provided for changing the support system at the junction of different sections with height difference, and the shield machine can adapt to the translation of different sections.

This invention relates to an optical imaging system, comprising a lens barrel and an imaging lens group and multiple spacer elements disposed within the lens barrel. The imaging lens group, along the optical axis from the object side to the image side, sequentially includes: a first lens with positive optical power, a second lens with negative optical power, a third lens with positive optical power, a fourth lens with positive optical power, a fifth lens with positive optical power, a sixth lens with positive optical power, a seventh lens with negative optical power, and an eighth lens with either positive or negative optical power. The sixth and seventh lenses have the largest air gap along the optical axis. The multiple spacer elements include a fifth spacer element and a sixth spacer element. The optical imaging system satisfies: 6.89 ≤ d6s / T67 ≤ 8.82; 8.66 ≤ d5m / CT6 ≤ 11.80. The optical imaging system of this invention can optimize lens shaping and control its aberration sensitivity, improve off-axis aberrations, thereby enhancing the system's imaging quality.

This invention relates to the field of attitude stabilization and active vibration control technology for tunneling machines, and discloses a magnetorheological active anti-instability and vibration suppression attitude stabilization system for a steep inclined shaft tunneling machine. The system includes an anti-roll bar assembly, a magnetorheological actuator, an attitude sensing unit, a vibration sensing unit, a drive unit, and a main controller. The main controller performs frequency domain decoupling filtering on the three-dimensional attitude signal and the three-axis vibration acceleration signal, separating the low-frequency reference attitude offset and the high-frequency vibration acceleration characteristic quantity, and calculating the anti-instability foundation support current and the vibration suppression damping compensation current respectively. It then calculates the control weights based on contact pressure data and weightedly fuses the two currents to generate a comprehensive target drive current. The drive unit adjusts the excitation current according to the comprehensive target drive current to change the apparent yield stress of the magnetorheological fluid. This invention reduces control interference in attitude stabilization support and high-frequency vibration reduction, and improves operational stability under complex conditions of steep instability.

The application relates to the technical field of batteries and discloses a battery cell and a battery pack. The battery cell comprises a shell, an open end of the shell, a pole group arranged in the shell, the pole group comprising a positive pole sheet, a diaphragm and a negative pole sheet arranged in layers, the diaphragm extending out of the upper side walls of the positive pole sheet and the negative pole sheet, a battery cell cover plate assembly comprising a cover plate and a lower plastic, the cover plate being arranged on the open end, the lower plastic being arranged on the lower surface of the cover plate and in the shell, the lower surface of the lower plastic being provided with a separation part and a pair of limiting parts, the pair of limiting parts being respectively arranged at opposite ends of the lower surface of the lower plastic, the separation part being arranged between the pair of limiting parts, the end area of the separation part away from the cover plate being smaller than the end area of the limiting part away from the cover plate, the length of the separation part being smaller than the length of the limiting part, and the separation part and the limiting part both abutting against the part of the diaphragm extending out of the positive pole sheet and the negative pole sheet. The compression amount of the separation part on the diaphragm is reduced, and the possibility of damage of the separation part to the pole group is reduced.

The application discloses a kind of methods for vacuum brazing center nozzle assembly, belong to welding technical field, the whole process route design in the present application, first realize the argon arc welding connection of front and rear two fuel ducts, then the front section of the above fuel duct assembly is welded to flow divider using argon arc welding process, then the front section air duct is welded to flow divider using argon arc welding process. Then, using one-time furnace vacuum brazing, simultaneously weld front and rear two air ducts and rear air duct and rear fuel duct, thereby avoiding part structure interference to the greatest extent, reducing brazing frequency in furnace, reducing the influence of unstable factors. The complete process provided by the application solves the technical problem of needing to consider welding quality and position requirement when vacuum brazing certain type of center nozzle assembly with Z-shaped weld, ensuring the smooth delivery of certain type of gas turbine, enriching related technical reserves, and having important engineering reference value for processing and manufacturing of similar parts.

The utility model discloses a kind of welding strip 6 head simultaneous winding device, it is related to welding strip winding technical field, including base subassembly and winding subassembly, the top of base subassembly is vertically installed with driving assembly, winding subassembly is connected with the side edge upper end of base subassembly with base subassembly as center circular array and is provided with six groups, the top of driving assembly is installed with fixed frame.The welding strip 6 head simultaneous winding device, by setting the side edge of base subassembly is connected with six winding subassembly, simultaneously cooperate the structure cooperation of driving assembly, six groups of welding strip can be simultaneously wound, with the setting of this structure, the efficiency of device structure operation can be effectively guaranteed, simultaneously using winding subassembly itself structure, realize the disassembly replacement of winding roller, with this, the structural flexibility of device can be guaranteed, and base subassembly can guarantee the structural stability of entire device, to ensure the operation stability of device.

This invention relates to the field of laser cutting equipment technology, and discloses an intelligent laser cutting device and method for processing seamless steel pipes. The intelligent laser cutting device for processing seamless steel pipes is characterized by comprising: a machine tool body, a laser cutting mechanism, a front-end rotating fixture, a rear-end feed fixture, a control console, and an auxiliary support system; the auxiliary support system includes: a base, a rolling contact module, an avoidance drive module, a height adjustment module, a parameter sensing module, and a control module; the base is movably mounted on the machine tool body along the pipe's moving direction; the rolling contact module is mounted on the base and includes at least two side-by-side support rollers and a spacing drive mechanism for driving the two support rollers to move synchronously towards or away from each other; the avoidance drive module is connected to the base and is used to drive the rolling contact module to switch between a support position and an avoidance position.

The utility model provides an integral brazing light module water cooling plate radiator, include: the front water chamber, the front water chamber is equipped with at least one cooling liquid inlet and outlet pipeline connecting hole, the rear water chamber, a plurality of water cooling plates, a plurality of water cooling plates are arranged in parallel arrangement, a plurality of bellows, the bellows are arranged respectively in the front and back both ends of each water cooling plate for connecting every water cooling plate to the front water chamber and the rear water chamber respectively, the front water chamber and the rear water chamber are communicated with a plurality of water cooling plates in structure, make cooling liquid flow through every water cooling plate in turn, form continuous cooling liquid passage, the front water chamber, the rear water chamber, a plurality of bellows and a plurality of water cooling plates are formed integral connection structure through brazing, guarantee each water cooling plate has the deformability and the elastic displacement ability in vertical direction. Through bellows connection water cooling plate and front and rear water chamber, give the cold plate certain vertical floating capacity, can in the process of light module plug -in self -adaptation displacement, be convenient for light module plug -in, avoid structural interference.

The application discloses a hot oil abrasion test equipment for a rolling friction sleeve of an electronic disconnector, which comprises a tool seat, a tool frame and a main shaft shafting, the friction sleeve is detachably connected to the main shaft shafting, an oil bath heating box for placing the friction sleeve is arranged on the tool seat, a driving piece for driving the main shaft shafting to rotate is arranged on the tool frame, a secondary friction assembly for cooperating with the friction sleeve is arranged on the oil bath heating box, a loading structure for providing a controllable loading force to the secondary friction assembly and accurately detecting the micro-abrasion displacement of the secondary friction assembly is arranged on the tool frame, and an eccentric posture adjusting structure for adjusting the relative position and angle of the secondary friction assembly is arranged on the oil bath heating box. The application solves the problem that the prior art lacks a special test equipment for the rolling friction sleeve of the electronic disconnector of a new energy vehicle, so that the high-temperature hot oil lubrication, rotating operation, controllable load and eccentric posture multi-parameter coupling working conditions of the real work cannot be reproduced synchronously.

The invention provides an elevator structure capable of conveniently transporting super-long objects. The elevator structure comprises a shaft, a car frame arranged in the shaft in a lifting mode and a car arranged on the car frame in a turnover mode. A car door is arranged on one side of the lift car, a movable opening is formed in the bottom of the lift car and provided with a movable door plate capable of being opened and closed, the bottom of the lift car is further connected with a detachable supporting structure, and the supporting structure is located at the bottom of the movable door plate so as to support the movable door plate. The car frame is provided with a turnover mechanism used for driving the car to turn over. Reserved openings are formed in the positions, corresponding to at least two floors, of the shaft on the rear side shaft wall, and the reserved openings are used for providing overturning space for the lift car. The ultra-long objects can be directly fed into the lift car from the movable opening in the bottom of the lift car in the state tending to be horizontal, and interference with the landing door structure is avoided. The reserved opening is formed in the hoistway, the overturning space is provided for the lift car, the reserved opening can be only formed in part of floors, and the occupied building area is small.

The application provides a motor rotor and a compressor, wherein the motor rotor comprises a rotor core, a plurality of air holes and at least one sound attenuation cavity are arranged on the rotor core, the plurality of air holes are arranged around the axial direction of the rotor core and penetrate through opposite ends of the rotor core, and the sound attenuation cavity is arranged beside the air hole and is a closed columnar cavity; wherein the two ends of the columnar cavity are closed in the rotor core; or at least one end of the columnar cavity is an open end, and the open end is sealed by a component on the end face of the rotor core. In the motor rotor and the compressor provided in the application, by arranging the sound attenuation cavity on the rotor core and arranging the sound attenuation cavity as a closed columnar cavity, not only can the structural interference of the pump body caused by the arrangement of the sound attenuation cavity be avoided, but also the airflow noise of the compressor can be reduced, and the noise and vibration of the compressor can be effectively improved.

The utility model provides a kind of foldable guide rod device, including middle guide rod welding, and the left and right sides of middle guide rod welding are equipped with hose and side guide rod, and one end of hose is hinged with middle guide rod welding through first hinged shaft, and hose can rotate up and down relative to middle guide rod welding around first hinged shaft, and the other end of hose is hinged with side guide rod through second hinged shaft, and side guide rod can rotate up and down relative to hose around second hinged shaft;Side guide rod downside is also fixed with mounting support assembly.Adopting the utility model, by setting hose between middle guide rod welding and side guide rod, hose can be curved with the folding of cutting table, avoid hard contact and structural interference;At the same time, the hinged structure of hose two ends reliably releases deformation stress, avoids the folding situation of hose, guarantees the service life of hose.

This technical solution belongs to the field of motor assembly equipment technology, specifically relating to a bearing press-fitting device and a stainless steel permanent magnet motor assembly equipment having the device. The device includes a base placement platform, a rotor clamping mechanism, a press-fitting head mechanism, and a press-fitting drive mechanism. The press-fitting head mechanism includes two opposing press-fitting head assemblies. Each press-fitting head assembly includes a press-fitting seat, a press-fitting head body, a guide rod, and an elastic element. The rotor clamping mechanism supports and positions the rotor assembly, and the press-fitting drive mechanism applies a driving force to the press-fitting head mechanism located at the rotor clamping mechanism. This causes the press-fitting head mechanism to press against the outer ring of the bearing and complete the bearing press-fitting. The force is applied directly to the outer ring of the bearing and is uniform, improving the assembly accuracy and press-fitting stability between the bearing and the base, and ensuring the reliability of bearing operation. The press-fitting head mechanism avoids structural interference between the press-fitting operation of the press-fitting drive mechanism and the supporting operation of the rotor clamping mechanism, ensuring the operational stability of the bearing press-fitting device.

The utility model relates to related technical field of automobile parts provides a kind of for producing automobile parts's die structure, injection mold and injection equipment.Die structure includes first die, second die and 3D printing insert, first die is equipped with first cavity, first die and second die are oppositely movable, second die is equipped with second cavity, first cavity and second cavity are communicated to form die cavity, die cavity is used to form surface cover, 3D printing insert is located in first die, 3D printing insert is formed with functional position and conformal cooling waterway, conformal cooling waterway is arranged with functional position to avoid, conformal cooling waterway is arranged around the shape of 3D printing insert or along the structure trend of elbow area on 3D printing insert for forming surface cover, avoid the structure interference of ejector pin, exhaust insert and conformal cooling waterway, quickly take away the residual heat of product's elbow area, reduce the deformation shrinkage caused by heat residual after demoulding, to improve product forming quality.

This utility model discloses an insertion test mechanism for memory chip testing, relating to the field of memory chip testing technology. It includes a stage component and a protective cover. A functional testing machine is mounted on the top center of the stage component, and movable seats are provided on both the left and right sides of the functional testing machine. A stabilizing frame is horizontally mounted on the top of the movable seats. The protective cover is mounted on the top of the stage component, and a protective plate is connected and installed on the front side of the protective cover. This insertion test mechanism for memory chip testing, by providing a protective cover and protective plate, ensures good structural protection for the memory chip during testing. It avoids unnecessary impact from external factors on the memory chip without affecting the operator's observation. Furthermore, the structural design of the movable seats and stabilizing frame facilitates the docking of the memory chip with the functional testing machine while providing good structural stability to ensure the effectiveness of the testing.

This application relates to a door panel lifting mechanism and a door box device, which can automatically lift the door panel during the opening process, not only avoiding structural interference between the door panel and the kick plate, but also minimizing the gap between the door panel and the kick plate, thus improving the user experience. The door panel lifting mechanism includes: a hinge base frame for fixed connection to a box assembly; a hinge bracket rotatably disposed on the hinge base frame and for fixed connection to the frame of the door assembly; a sliding assembly slidably disposed on the hinge bracket and for limiting connection with the panel of the door assembly; and a linkage assembly including a first linkage rotatably disposed on the hinge base frame, a second linkage rotatably disposed on the sliding assembly, and a third linkage rotatably disposed on the hinge bracket and rotatably connected to the first and second linkages.

This utility model discloses a welding nozzle for a battery casing, comprising a body, a connecting plate, a first guide shaft, a second guide shaft, and a welding nozzle. The first guide shaft is located on the upper surface of the connecting plate, and the second guide shaft is located on the lower surface of the connecting plate and directly opposite the first guide shaft. The welding nozzle is located at the end of the second guide shaft away from the connecting plate. The body also has a guide through hole that sequentially passes through the first guide shaft, the connecting plate, the second guide shaft, and the welding nozzle. The second guide shaft is tapered, with its outer diameter at the end near the connecting plate being larger than its outer diameter at the end away from the connecting plate. In use, the connecting plate is connected to the welding head, and the guide through hole communicates with the welding head. Welding is achieved through the welding nozzle. The tapered second guide shaft creates a clearance around its bottom end, effectively avoiding interference with the casing edge sheet metal wall, airtight valve, insulation test studs, and other structures during welding, ensuring a high welding yield.

This utility model discloses a precision 3C machining safety clamping and positioning module, relating to the field of precision 3C machining technology. It includes a base assembly and clamping components. A material platform is installed in the middle of the base assembly, and a guide rail is installed on the top surface of the material platform. The clamping components are connected to the surface of the guide rail, and a surrounding frame is erected above the clamping components. This precision 3C machining safety clamping and positioning module, by arranging six sets of clamping components in a circular array on the top of the base assembly, in conjunction with the guide rail embedded in the top surface of the material platform, utilizes the combined use of the above structures to provide good limiting and fixing of the workpiece without damaging its surface. Furthermore, it allows for flexible adjustment within a certain range according to the structural dimensions of the workpiece. This ensures both the flexibility of the device structure and the adaptability of the workpiece clamping and positioning, thereby guaranteeing the effectiveness of the machining process.

The invention discloses flexible hoisting adaptive movable pulley base underneath type component three-direction freedom degree adjusting equipment which comprises an adjusting shell which is of a hollow shell structure, four posture adjusting oil cylinders which are located in the adjusting shell, and a movable pulley base which is arranged in the adjusting shell, and the upper ends of the posture adjusting oil cylinders are fixed to the top of an inner cavity of the adjusting shell through hooke joints. The lower end of each posture adjusting oil cylinder penetrates through the corresponding posture adjusting hole, extends downwards and extends out of the adjusting shell, and the lower end of each posture adjusting oil cylinder is hinged to a lifting lug ball of the lifting appliance mechanism; wherein the four posture adjusting oil cylinders are used for being matched with one another, and the supporting height of any side of the lifting appliance mechanism is changed by adjusting the expansion and contraction amounts of the four posture adjusting oil cylinders, so that the pitch angle and the roll angle of the lifting appliance mechanism are changed, and posture correction of a to-be-lifted workpiece is achieved; the structure layout is optimized, the shield tunnel narrow operation working condition is adapted, structural interference is avoided, the space adaptability and the flexible buffering capacity of hoisting operation are improved, and collision damage of a box culvert component and a peripheral structure is reduced.

The utility model belongs to the technical field of stamping part stacking, and particularly relates to a stamping part stacking device which comprises a base and a bottom face connected with the upper side of a protective seat, a moving assembly is arranged below the protective seat and is in transmission connection with a connecting seat, a feeding assembly is installed on the connecting seat, and the feeding assembly comprises a second electric push rod. A cylinder body of the second electric push rod is installed on the connecting base, a piston rod of the second electric push rod is connected with a support, a self-locking driving assembly is arranged on the support, the self-locking driving assembly is in driving connection with a crank arm rocker assembly, the crank arm rocker assembly is rotatably installed on the support and is in transmission connection with sliding sleeves, the sliding sleeves are slidably installed at the two ends of a guide rod, and the guide rod is fixedly arranged on the inner side of the support. An electric cylinder fixedly arranged on the bottom face of the support is connected with an electric control adsorber, the bottom face of a sliding sleeve is connected with a clamping jaw through a fixing rod, two travel switches are oppositely installed on guide rods on the two sides of the sliding sleeve, and the problems that the cost of purchasing a double-end electric cylinder is high, the electric cylinder is additionally provided with a brake device, and the cost of the device is further improved are solved.

The invention discloses a radiation protection device for a CT examiner, and relates to the technical field of medical radiation protection equipment, the radiation protection device comprises a bottom plate and a radiator mounted at the top of the bottom plate, and the top of the bottom plate is provided with an examination moving mechanism. According to the radiation protection device for the CT examiner, by arranging the telescopic shielding adjusting mechanism, flexible adjustment of the covering range of a shielding area is achieved, the combined covering area of the first lead cloth and the second lead cloth can be accurately adjusted, it is ensured that sensitive organs are completely shielded, meanwhile, an examined part is prevented from being shielded, and the examination efficiency is improved. The problems that when an existing device is used, the size of a thyroid gland shielding part and the size of a gonad shielding part are fixed, due to body type differences of different crowds, thyroid gland and gonad positions and coverage ranges of adults and children and males and females are obviously different, sensitive organs are difficult to completely cover by the shielding parts with the fixed sizes, and the sensitive organs cannot be completely covered by the shielding parts with the fixed sizes are solved. And the protection effect and the diagnosis accuracy are influenced.

This utility model discloses a signal transmission interface structure for a base station RF power amplifier module, relating to the technical field of base station RF power amplifier modules. It includes an outer frame assembly and a protective cover assembly. A transmission interface component is installed in the middle of the outer frame assembly. The protective cover assembly is located on the front facade of the transmission interface component, and an adjustment bracket connects the protective cover assembly and the outer frame assembly. This base station RF power amplifier module signal transmission interface structure, by providing a protective cover assembly on the front facade of the transmission interface component, offers good structural protection when the transmission interface component is not in use, reducing structural damage caused by external forces. It also provides a certain degree of moisture and liquid ingress prevention. The adjustment bracket connecting the outer frame assembly and the protective cover assembly allows for flexible adjustment of the protective cover assembly, facilitating maintenance operations on the transmission interface component.

This invention relates to a gene editing system and its application for intervening in neuronal cerebrospinal fluid deposition disease (INCL). The gene editing system includes a vector and a SpRY-ABE8e base editor coding sequence and an sgRNA-1 coding sequence carried by the vector. The sgRNA-1 targets the pathogenic c.451C>T mutation site region of the PPT1 gene, and its coding sequence is shown in SEQ ID NO:1. The gene editing system of this invention, through the combination of highly specific sgRNA-1 and a specific gene editor, achieves high recognition accuracy and avoids double-strand breaks during editing, thus reducing the possibility of bystander mutations. This addresses the technical problem in existing gene editing systems used for INCL intervention, which struggle to effectively target and repair the PPT1 gene c.451C>T nonsense mutation site, posing significant safety risks.

This utility model discloses a bending fixture for irregularly shaped tentacles, belonging to the field of tentacle bending and forming technology. The bending fixture includes a male mold and a female mold, both adapted to the shape of the irregularly shaped tentacles. The male mold is used to place the raw material, and the female mold can slide relative to the male mold to bend the raw material into irregularly shaped tentacles. The male mold includes a first mold and a second mold, the second mold being slidable relative to the first mold. The second mold has a first state and a second state. When the second mold is in the first state, the forming surface of the second mold is connected to the forming surface of the first mold; when the second mold is in the second state, the forming surface of the second mold is separated from the forming surface of the first mold. This utility model allows the second mold to slide between the first and second states. When the female mold is pressed to a specific position, the second mold switches from the first state to the second state, making room for the female mold and avoiding structural interference between the female mold and the second mold caused by the inclined arc transition section.

The application discloses a rocket body protruding equipment protection mechanism and an operating method thereof, and belongs to the technical field of carrier rockets. The rocket body protruding equipment protection mechanism comprises a heat preservation cover and a control module, and is characterized in that: a passive spring module is arranged below the heat preservation cover, a spherical hinge flange is arranged between the heat preservation cover and the passive spring module, two ends of the spherical hinge flange are connected with the heat preservation cover and the passive spring module respectively, and an active adjusting module is arranged below the passive spring module; the active adjusting module comprises an X-axis adjusting assembly, a Y-axis adjusting assembly and a Z-axis adjusting assembly, and the X-axis adjusting assembly, the Y-axis adjusting assembly and the Z-axis adjusting assembly are arranged in an up-down stacking mode; sensor assemblies for signal feedback are arranged in the passive spring module and the active adjusting module; and the sensor assemblies are connected with the control module. The application is a rocket body protruding equipment protection mechanism which actively adjusts a position and passively adapts to a roll and linear displacement posture of a rocket body.