241results about How to "Avoid drifting" patented technology

The utility model discloses a kind of smoke gas deflection-preventing fused salt furnaces, including furnace body, inner ring coil pipe, middle ring coil pipe, outer ring coil pipe, top coil pipe, sealing cover, burner and flue, the furnace body includes shell component, furnace base and furnace top cover, the lower end portion of the shell component is connected with the furnace base, the furnace top cover is connected on the upper end portion of the shell component, the shell component, the furnace base and the furnace top cover are enclosed to form furnace cavity, the inner ring coil pipe, the middle ring coil pipe and the outer ring coil pipe are sequentially arranged in the furnace cavity from inside to outside, the top coil pipe is arranged in the furnace cavity and located above the inner ring coil pipe and the middle ring coil pipe, and the outer peripheral portion of the top coil pipe is connected with the upper end portion of the outer ring coil pipe.The utility model can avoid smoke gas deflection, can make smoke gas evenly flow distribution in furnace, and then can improve the heat exchange efficiency between smoke gas and fused salt, reduce heat loss, reduce energy consumption, can also prolong the service life of furnace tube.

The utility model discloses a kind of repair equipment for soil pollution control, it is related to soil pollution control technical field.It includes drive bottom plate, medicine storage shell and water spraying shell, the top of damper is provided with guide frame, the output of second motor is provided with threaded shaft, the inside thread of water spraying shell is provided with threaded rod, the bottom end of threaded rod is rotatably provided with protective frame.In the utility model, by being provided with damper, threaded shaft and the components such as protective frame, protection can be carried out to water spraying shell using damper to dampen and consume energy, the rotation of threaded shaft can drive guide frame to move up and down, so as to be convenient for adjusting the use height of water spraying shell according to use requirement, when threaded rod rotates, the use position of protective frame can be adjusted, using protective frame can shade wind to space below water spraying shell, avoid liquid sprayed by water spraying shell to be blown away with wind when wind speed is relatively large, make repair liquid spray to specified position, effectively reduce the waste of repair medicine water.

The utility model discloses a guide structure for preventing a cutter from deviating and a bag making machine, relates to the technical field of bag making machines, and aims to solve the problem that the cutting position deviates due to the fact that the cutter needs high-frequency reciprocating motion, the guide structure comprises an anti-deviation cutting assembly, the anti-deviation cutting assembly comprises a connecting frame, sliding holes are formed in the two sides of the connecting frame, and the sliding holes are communicated with the connecting frame. And sliding pieces are movably connected to the interiors of the sliding holes correspondingly, moving rods are fixedly connected to the opposite sides of the sliding pieces correspondingly, cutting knives are fixedly connected to the outer sides of the moving rods correspondingly, connecting pieces are fixedly connected to the outer sides of the sliding pieces correspondingly, and the connecting pieces are located in the connecting frame. The guide structure for preventing the cutter from deviating and the bag making machine have the technical effects that the position of the cutter can be effectively and accurately restrained and dynamically adjusted, the deviation phenomenon of the cutter after multiple times of cutting is effectively prevented, and the cutting operation is ensured to always keep high precision and stability.

The utility model relates to photoelectric device test technical field especially a kind of miniature photoelectric tube ageing seat, including base, upper cover, integrated light source module, multiple elastic probes and locking assembly;The base is opened with heat dissipation groove, test groove and mounting groove, the heat dissipation groove and mounting groove confluence intercommunication, test groove is located at the confluence of heat dissipation groove and mounting groove;The elastic probe is distributed in mounting groove, and its upper end extends to test groove, and lower end is exposed below base;The upper cover left end is hinged with base;Upper cover is vertically opened with through-hole, and integrated light source module is located on upper cover and is positionally corresponding with test groove by through-hole;The locking assembly is located between upper cover and base to lock the closure state of upper cover and base, can satisfy the online light quantity control and test of miniature photoelectric tube by the utility model, improve test precision and reliability.

The invention relates to the technical field of multi-source remote sensing data processing, and discloses a tea whole-process digital early warning and block chain responsibility tracing method, which comprises the following steps: firstly, constructing a terrace planting micro-unit distribution map, and analyzing terrace landform repeated spacing; then acquiring multi-source heterogeneous sensing data, determining a comprehensive spatial resolution and a comprehensive time acquisition interval, and calculating a space-time sampling aliasing index according to the comprehensive spatial resolution and the comprehensive time acquisition interval; and generating a monitoring reliability attenuation factor by using the index, and recovering the anti-aliasing signal by using the monitoring reliability attenuation factor as a regular constraint to obtain a reliability correction risk value. The early warning event is generated according to the corrected risk value, the responsibility traceability allocation weight is calculated by using the monitoring reliability attenuation factor, and finally the early warning event, the responsibility weight and the recovery parameter are stored in the block chain system. According to the method, the problem of observation distortion of the mountain tea garden caused by cloud and mist shielding and terrain breakage is effectively solved, and the accuracy and credibility of risk early warning and responsibility determination are ensured.

The application discloses a robot map updating method, which comprises the following steps: step 1, a robot establishes a current map in a current environment; step 2, the current map is updated according to the angle relationship between the current map and a map stored in a historical map library last time, the updated current map is stored in the historical map library, and the updated current map is updated as the map stored in the historical map library last time, so that the current map established in step 1 is updated; wherein each frame of map stored in the same historical map library represents the current environment.

This utility model discloses a tea drying device for easy sieving, comprising: a support frame on which an installation frame is rotatably mounted via a shaft; a platform located inside the installation frame, connected to the frame via an elastic connection, with evenly distributed sieve holes in the center of the platform; an arc-shaped slide rail fixed to one end of a shaft of the installation frame; and a sliding seat located on one side of the arc-shaped slide rail, with rollers rotatably mounted on the outer wall of one side of the sliding seat, the rollers rolling within the arc-shaped slide rail. This utility model, through the structure of the platform and arc-shaped slide rail, allows tea leaves to be placed on the platform for drying. A translation drive mechanism moves the rollers, which in turn presses down on the arc-shaped slide rail, causing it to tilt, thus tilting the platform and allowing the tea leaves to move on it, preventing insufficient drying of the tea leaves at the bottom. During the movement of the tea leaves, the sieve holes remove impurities from the tea leaves.

The application discloses a novel full-line fast distance protection method under a power system, which comprises the following steps: S1, continuously monitoring the voltage and current on one side of the line, and starting the protection when detecting that the current mutation variable exceeds a set threshold; S2, establishing an accurate line differential equation based on a pi type equivalent model; S3, constructing the differential equation in the time domain by using the collected voltage and current data, and directly and real-timely solving the equivalent transition resistance of the fault point; S4, establishing a relationship model of the additional measurement impedance and the equivalent transition resistance, accurately compensating the apparent impedance measured by the protection device, and accurately calculating the real distance from the protection installation to the fault point; and S5, comparing the calculated fault distance with a preset protection section, and realizing the fast isolation of the fault; the application has the advantages of weak feed adaptability improvement, strong anti-transition resistance capability, long line anti-maloperation optimization and fast action speed, and can provide effective technical support for the main protection configuration of new energy sending-out lines and high-proportion power electronic power grids.

The utility model relates to the technical field of camouflage nets, and discloses a sandy soil camouflage toggle clip camouflage net structure which comprises a bottom net, a color strip layer is arranged at the top of the bottom net, a plurality of groups of camouflage strips are arranged on the color strip layer, a plurality of groups of toggle clips are arranged at the top of the bottom net, and the toggle clips are used for limiting and fixing the camouflage strips. According to the sandy soil camouflage toggle clip camouflage net structure, the camouflage strips on the colored strip layer can be fixed through the toggle clip piece, stable supporting and fixing points are provided for the camouflage strips, the toggle clip can tightly grasp the camouflage strips under various complex environment conditions no matter whether the camouflage strips are lightly fished by breeze or attacked by strong wind, the camouflage strips are effectively prevented from flying around, and the camouflage net structure is simple in structure and convenient to use. In this way, the camouflage net always keeps complete and stable appearance in the long-time use process, and the reliability and durability of the camouflage effect are greatly improved.

The application relates to a robot pose determination method and device, a robot and a storage medium. The method comprises the following steps: collecting a top-view image in a driving area by an RGB camera arranged on the top of the robot, taking the top-view image as a current positioning image, obtaining a target top-view image with the maximum similarity to the current positioning image from a visual map information library, and determining a current robot pose when the robot collects the current positioning image according to two-dimensional coordinates of candidate feature points in the current positioning image and three-dimensional coordinates of reference feature points in the target top-view image. The visual map information library comprises a plurality of top-view images collected by the robot at different poses in the driving area. The current robot pose can be determined based on the top-view image by the above method. Most of the features in the top-view image are static and cannot be moved, so that positioning failure or drift is avoided, and the accuracy of robot positioning is greatly improved.

The utility model discloses a gas detector convenient for heat dissipation, which belongs to the technical field of gas detection, and comprises a detection instrument, a detection head is fixedly connected above the detection instrument, a display screen is arranged above the detection instrument, protection plates are arranged on two sides of the detection instrument, a limiting groove is arranged outside the detection instrument, and the detection head is fixedly connected with the detection instrument. A limiting plate is fixedly connected to the outer surface of the protection plate, an inclined block is fixedly connected to one side of the limiting plate, and a clamping structure is fixedly connected to the outside of the detection instrument. According to the gas detector disclosed by the utility model, the filtering grid and the auxiliary structure are arranged, and the gas detector can vibrate dust on the surface of the filtering grid from the inside before the dust is cleaned through the matching among the bevel gear set, the bevel gear I and the bevel gear II, so that the residual dust is vibrated out of the body; dust is prevented from entering the interior of the gas detector through the filtering grid in the cleaning process, and the service life of the gas detector is guaranteed.

The utility model provides a modularized fluorine ion exchange column, which adopts a column body structure formed by connecting a plurality of sections of flanges to realize height adjustability and adapt to different fluorine concentration and flow requirements. Spiral flow guide ribs are arranged in the column to guide wastewater to spirally flow, fluid distribution is optimized through centrifugal force, and the fringe effect is reduced; the assembling precision between the columns is ensured through a concave-convex positioning mechanism, and the corrosion resistance is enhanced by matching with a polytetrafluoroethylene lining. The system integrates a water distribution plate and funnel combined structure, realizes flow equalization through groove water distribution holes, eliminates a bias flow phenomenon, and improves the resin utilization rate. And the saturation of the resin can be observed at any time through fluorine ion color-changing exchange resin and an observation window. The resin bracket is of a pull ring type quick release structure, and quick maintenance is achieved through a tap bolt and a sealing ring annular groove. According to the device, through modular combination, flow field optimization and visual monitoring, the fluorine ion deep purification efficiency and the operation convenience are remarkably improved.

The application discloses a pipeline displacement detection device and a use method thereof and belongs to the technical field of pipeline detection. The pipeline displacement detection device comprises a U-shaped mounting plate and further comprises a first ball seat rotatably arranged on the inner side of the U-shaped mounting plate through a first pin shaft, a second ball seat rotatably arranged on the inner side of the first ball seat through a second pin shaft, a first detection assembly arranged on the U-shaped mounting plate, a second detection assembly arranged on the first ball seat, and a connecting part connected with the second ball seat at one end and provided with a clamping part for clamping a pipeline body at the other end. The pipeline three-dimensional displacement is mechanically decoupled through two-stage orthogonal ball hinges and an axial sliding rod, and precise measurement is realized in cooperation with a gradient slope and a laser sensor. The installation adaptability is improved through a telescopic adjusting pipe and a universal ball. Length rigid locking is realized through a clamping trigger automatic locking structure, and the pipeline displacement detection device is suitable for long-term online monitoring in a harsh industrial environment.

The utility model relates to gas -liquid heat and mass transfer equipment technical field especially relates to a corrugated sheet and novel filling, including the air inlet area, mixed air area, heat exchange area and air outlet area that set gradually along the air flow direction, mixed air area is located between the air inlet area and heat exchange area for the even distribution of the air volume that enters, the heat exchange area forms the continuous zigzag corrugation that penetrates the upper and lower ends of sheet, for guiding the spray water to flow from top to bottom, the passage of air outlet area is structured as the circular arc curve structure that arcs upwards along the air outlet direction. This scheme has the advantages of improving the air distribution uniformity, reducing the outlet floating water, avoiding the installation error and optimizing the gas -liquid contact efficiency.

The invention relates to the technical field of biomedical engineering, in particular to an invasive mouse electroencephalogram data acquisition and analysis system and method. The system comprises a motion structure assembly used for providing a motion carrier for a mouse and collecting motion parameters; the control assembly is used for adjusting motor output according to the target parameter, generating a synchronous time label instruction, recording the actual motion parameter in real time and storing the actual motion parameter in association with the time label; and the data acquisition and analysis component is used for acquiring original electroencephalogram data, synchronously storing a time label, aligning an electroencephalogram sampling time sequence with a motion control time label sequence, extracting electroencephalogram pulse position information, calculating a neuron discharge frequency and establishing a correlation between the discharge frequency and a motion parameter. According to the technical scheme, accurate and synchronous acquisition, automatic alignment of time stamps and multi-dimensional correlation analysis of mouse motion states and electroencephalogram signals can be realized.

The utility model discloses a printing plate processor capable of preventing circuit offset, which comprises a plate making machine, a developing bin is fixedly connected to the front side of the plate making machine, a plate burning table is fixedly connected to the inner wall of the developing bin, a spraying device is arranged at the top of the developing bin, a clamping and conveying device is arranged in the developing bin, and a circuit is arranged in the clamping and conveying device. A clamping device is arranged in the developing bin, a conveying device is arranged on the outer wall of the clamping device, a clamping device is arranged in the developing bin, and a scraper device is arranged on the outer wall of the developing bin. According to the printing plate punching machine capable of preventing the circuit offset, synchronous operation of the clamping and conveying device and the conveying device is achieved through the double-output-shaft motor, the printing plate developing and conveying process becomes simple, the phenomenon of circuit offset of the printing plate punching machine is effectively avoided, meanwhile, the clamping and conveying device and the conveying device can clamp printing plates of different thicknesses and sizes, and the printing plate punching machine is convenient to use. And the problem that the image-text quality of the printing plate is reduced due to deviation of the printing plate is effectively avoided.

The utility model discloses a small winding device for upper and lower stop wires of a zipper, relates to the field of zipper processing equipment, and solves the problems of insufficient winding uniformity and the like. Comprising a take-up mechanism, a wire passing roller mechanism and a guide mechanism, the take-up mechanism comprises a rotating shaft capable of doing linear reciprocating motion and a take-up cylinder detachably and fixedly arranged on the rotating shaft in a sleeving mode; a lifting assembly is connected to the wire passing roller mechanism and drives the wire passing roller mechanism to rise gradually in the vertical direction. The guide mechanism comprises two bow arms which are oppositely arranged at an interval and at least two chord lines tensioned between the two bow arms; the two strings are arranged in parallel at intervals to form a guide channel for the wires to penetrate through, and the guide channel is perpendicular to the take-up barrel and located at the position where the wires are about to be wound to the take-up barrel. The double-string guide channel forms accurate constraint on the wires, transverse shaking of the wires before winding is effectively restrained, the problems of wire overlapping and groove jumping caused by insufficient constraint of a traditional guide mode are solved, and the winding stability and the winding body quality are integrally improved.

The invention discloses an observer-based satellite attitude system active fault-tolerant control method under dynamic interference, which comprises the following steps of: firstly, establishing a mathematical model of a satellite attitude system by considering external interference, actuator fault and model uncertainty, and further designing a nonlinear interference observer to estimate the external interference in real time; meanwhile, an actuator fault is dynamically estimated through a fault estimator, and an adaptive law is constructed to carry out approximation on uncertainty of a system model; and designing an anti-interference fault-tolerant controller according to a satellite attitude system model in combination with an observer, an estimator, an adaptive law and a system state to realize attitude control of the satellite. According to the method, under the action of various factors, the stability of the system of the satellite can be kept, interference factors can be accurately compensated, good robustness and practicability are achieved, and the anti-interference capability of the satellite is effectively improved.

The invention relates to the technical field of electrocardiosignal collection, in particular to a portable electrocardiosignal collection device which comprises a detector body and a sliding turnover assembly, and a plurality of electrode contacts are arranged on the bottom face of the sliding turnover assembly and the bottom face of the detector body. Mounting cylinders are arranged on the outer sides of the electrode contacts, telescopic assemblies are arranged below the mounting cylinders, extrusion wetting assemblies located in the mounting cylinders are arranged above the telescopic assemblies, and communication assemblies are arranged between the extrusion wetting assemblies and the telescopic assemblies; the telescopic assembly comprises a first restraining piece, a second restraining piece is arranged in the first restraining piece, and when the first restraining piece makes contact with the human body and squeezes the human body, the second restraining piece extends, and the squeezing wetting assembly humidifies the electrode contact through the communicating assembly; by arranging the telescopic assembly and the extrusion wetting assembly, the area, connected with the human body, of the electrode contact is in a wet state in the electrocardiogram monitoring process, the impedance of the connecting position is reduced, and the baseline drift phenomenon is avoided.

The utility model discloses a chain plate type feeding machine with crushing mechanism, including chain plate type feeding machine body and set in the upper portion of one end of chain plate type feeding machine body's feeding structure, the feeding structure includes two respectively through bolt connection in the top outer wall of chain plate type feeding machine body frame's mount, is equipped with the feeding mechanism between two mount. The utility model can beat the material guide plate when crushing, produces the vibration and makes the material smooth unloading, prevents the jam, improved practicality, can collect the dust produced when crushing, prevents a large amount of dust and scatters in the outside environment, improved environmental protection.

The utility model relates to a high stability temperature compensation quartz crystal oscillator, including the crystal base and the lower ceramic base of upper and lower stacking, the crystal base lower part has an upper recess, and the compensation chip is installed in this upper recess, the lower ceramic base upper part has a lower recess, and the quartz chip is installed in this lower recess, and the upper recess and the lower recess butt joint and splice to form an inner chamber, and the quartz chip includes quartz wafer, the quartz wafer is composed of fixed section wafer and turning section wafer, and one end of the fixed section wafer is provided with the bending turning section wafer. The utility model can reduce the difference between the temperature perceived by the compensation chip and the environmental temperature of the quartz wafer, provide accurate temperature compensation frequency, achieve the high stability of the frequency when temperature transient, and the quartz wafer with corner structure is designed, and under the double action of the corner structure and the partition through -hole, the stability of the quartz wafer work can be effectively improved.

The utility model discloses an automatic packaging system for furnace black production, and relates to the technical field of furnace black packaging, the automatic packaging system for furnace black production comprises a bottom frame and a filling machine, the upper side surface of the bottom frame is fixedly connected with two mounting plates, the surfaces of the close sides of the two mounting plates are both provided with first sliding grooves, and the first sliding grooves are provided with second sliding grooves; a limiting rod is fixedly connected between the inner walls of the upper side and the lower side of the first sliding groove, displacement frames are arranged on the surfaces of the sides, close to each other, of the two mounting plates, sliding blocks are fixedly connected to the surfaces of the sides, away from each other, of the two displacement frames, and the sliding blocks extend into the first sliding groove and are arranged on the outer surface of the limiting rod in a sliding and sleeving mode; by means of the arrangement of an L-shaped connecting rod and an L-shaped supporting plate, when furnace black is filled, a packaging bag can be automatically supported and slightly lifted, incomplete filling of the bottom of the packaging bag is avoided, the automation degree is improved, and the working intensity is reduced.

The utility model discloses a U-shaped guide rail saw cutting machining fixing tool which comprises a base, an adjusting assembly is installed on the top of the base, two sets of supporting frames are installed on the top of the adjusting assembly respectively, a servo motor is installed on one side of the base and drives the adjusting assembly to operate, and the servo motor is started to drive the adjusting assembly to operate. The adjusting assembly drives the two sets of supporting frames installed on the top to move on the top of the base, the distance between the two sets of supporting frames is adjusted so that U-shaped guide rails with different widths can be clamped and supported, and when the U-shaped guide rails are placed on the tops of the two sets of supporting frames, small piston rods on the tops of two sets of first supporting plates are started and drive second supporting plates to move; the second supporting plate drives the clamping plate to move in the supporting frame, the clamping plate fixes the placed U-shaped guide rail, and the phenomenon that the U-shaped guide rail deviates when the U-shaped guide rail is sawn is avoided.

The application discloses an intelligent lifting type culture net cage integrated with environment sensing and adaptive depth adjustment, and belongs to the technical field of marine culture devices. The net cage main body comprises main columns and a net cover. The main columns are provided in plurality. A connecting rod is arranged between the side portions of two adjacent main columns. The periphery of the net cover is supported and tensioned by the main columns to form a closed culture space. A buoyancy adjusting mechanism is connected with the bottom of the main column and is used for adjusting the overall buoyancy of the net cage main body to vertically lift. A mooring positioning mechanism is connected with the buoyancy adjusting mechanism and is used for anchoring the net cage main body in a predetermined sea area and adapting the vertical lifting movement of the net cage main body. An environment sensing module is installed on the net cage main body. An intelligent control module is electrically connected with the environment sensing module and the buoyancy adjusting mechanism. The intelligent control module is internally provided with a decision algorithm, is used for receiving the data collected by the environment sensing module, and outputs a control instruction to the buoyancy adjusting mechanism according to a preset strategy to adaptively adjust the water depth where the net cage main body is located.

The utility model relates to electronic circuit technical field, concretely relates to an adjustable constant current source drive circuit, in the drive circuit, when the second input end of adjusting circuit receives voltage signal, current sampling circuit perceives the current of load and forms voltage difference at both ends, feedback circuit gathers voltage difference and forms feedback signal input to adjusting circuit, and adjusting circuit exports adjusting signal according to feedback signal and received voltage signal, and the process of adjusting signal and feedback signal, gathering voltage difference, repeatedly perceiving current is repeated until feedback signal and voltage signal are consistent, and load current reaches stable value. The adjustable constant current source drive circuit provided by the utility model embodiment, through the setting of current sampling circuit, feedback circuit, adjusting circuit and control circuit, not only realizes the closed loop control and accurate adjustment of load current, and through double -end sampling, avoids the problem of system power supply noise and unstable influence introduced by single -end sampling.

This utility model relates to the technical field of acid tank opening anti-fall devices, and discloses a novel acid tank opening anti-fall device, including an auxiliary opening assembly. The auxiliary opening assembly includes a hydraulic rod, a first connecting block, a first connecting rod, a second connecting rod, a second connecting block, a third connecting rod, a third connecting block, and a fourth connecting rod. This novel acid tank opening anti-fall device, through the arrangement of the hydraulic rod, the first connecting rod, the second connecting rod, and the third connecting rod, allows the entire cover to be opened quickly and mechanically, eliminating the need for extensive manual labor. The hydraulic rod drives the first connecting rod, which in turn drives the connected second connecting rod via a rotating shaft. The second connecting rod drives the third connecting rod, and the third connecting rod, through the fourth connecting block, causes the cover to rotate and open to one side according to the fourth and fifth connecting rods. This not only facilitates opening but also improves overall safety.

The utility model relates to the technical field of non-woven fabric production, in particular to a lapping machine for non-woven fabric production, which comprises support frames, guide plates are fixedly mounted in the middles of the sides, close to each other, of the outer surfaces of the support frames, guide teeth are fixedly arranged on the upper surfaces of the guide plates, and sliding frames are movably mounted on the outer surfaces of the guide plates in a sleeving manner. Wherein a fixed seat is fixedly arranged in the middle of the front end of the outer surface of one sliding frame, symmetrically-arranged traction rollers are jointly and movably installed in the middles of the sides, close to each other, of the outer surfaces of the sliding frames, a guide frame is fixedly installed at the rear end of the lower surface of the other sliding frame, and an adjusting screw rod is movably installed in the middle of the inner top face of the guide frame through a bearing. The outer surface of the adjusting screw rod is spirally and movably sleeved with a sliding block. According to the utility model, the uniformity of the thickness of the laid fiber layer is ensured, and the subsequent use effect of the fiber layer is further improved.

The utility model discloses a furniture production trepanning and polishing device, including work table, the top one side of work table is provided with the support, and the top one side of support is provided with the sliding mechanism, and the bottom of sliding mechanism is provided with electric telescopic handle, the bottom of electric telescopic handle is provided with the adjusting mechanism, and the bottom inboard of support is provided with cleaning component, wherein, the adjusting mechanism includes the adjusting frame of setting in the bottom of electric telescopic handle, and the bottom fixed mounting of electric telescopic handle has the rotating block, and the inside bottom side of adjusting frame is installed the connecting block in the symmetry, and the inside fixed mounting of rotating block has the rotating rod, can realize the effect of quick adjustment to the plate material and carry out the drilling and polishing to the plate material, can greatly improve the device use range, reduce the step of staff to furniture plate processing, improve furniture plate processing efficiency, bring the convenience to staff when using.

The utility model discloses a linear motor counterweight device which comprises a counterweight box, an adjusting device is installed on the counterweight box, the adjusting device comprises a fixed sleeve, a shifting sleeve, a moving rod, a moving sleeve, a moving groove, an inserting groove, an inserting rod, a connecting spring, a pressing plate, a moving block and a moving plate, the moving rod penetrates through the fixed sleeve in a sliding mode, the moving groove is formed in the fixed sleeve in an inclined mode, and the moving block is arranged in the moving sleeve. The inserting groove is formed in the moving block, the inserting rod is connected to one side of the pressing plate, the moving block is connected to one side of the moving plate, a locking mechanism is installed on the outer side of the fixing sleeve, and the locking mechanism comprises a transverse plate, an arc-shaped rod, an arc-shaped spring, a return block, a matching groove, an arc-shaped hole, the fixing block, a longitudinal plate and a matching plate. According to the utility model, not only can the thrust applied by the spring be flexibly adjusted according to linear motors of different models and working condition requirements, but also the long-term stability of parameters after adjustment can be ensured.

The application provides a micro-channel radiator and a local optimization method thereof. The micro-channel radiator comprises a plurality of heat dissipation units arranged in a first direction in a stacked manner. The heat dissipation unit comprises a first side micro-channel structure and a second side micro-channel structure which are symmetrical about a first plane. The first side micro-channel structure comprises a first channel and a second channel which are intersected in a projection on a second plane. The second side micro-channel structure comprises a third channel and a fourth channel which are intersected in the projection on the second plane. The first channel and the third channel comprise a first inlet and a first outlet. The second channel and the fourth channel comprise a second inlet and a second outlet. The first outlet and the second outlet on the same side are arranged in the first direction. The second outlet is located on a side close to a top surface of the heat dissipation unit. The micro-channel radiator provided by the application has high heat conduction characteristics and a low entropy body state. Through the synergistic regulation of the impact jet flow and the staggered flow alternating structure, the heat boundary layer distribution characteristics are optimized, and the overall heat dissipation performance is improved.