42results about How to "Achieve damage" patented technology

The invention discloses a beta-lactoglobulin modified near-infrared fluorescent targeting probe as well as a preparation method and application thereof. The probe comprises indocyanine green (ICG) and beta-lactoglobulin (beta-LG) which are covalently bound. Compared with the prior art, the probe disclosed by the invention has the advantages that (1) the probe disclosed by the invention improves the stability of the near-infrared fluorescent dye in a body and prolongs the retention time of the near-infrared fluorescent dye, so that the observation window time is prolonged, imaging information is fully acquired in real time, and the effective circulation time in the body is prolonged; (2) the probe has the advantages of good biocompatibility, low toxicity and the like; and (3) the probe can specifically enrich in renal tubules and perform targeted imaging in kidneys, so that diagnosis and treatment of kidney injury, especially acute injury, are realized.

The invention relates to the technical field of fluidized bed roamers, in particular to an intelligent anti-blocking system, method and device for a gas distribution plate of a fluidized bed roaster. Installing two groups of nozzle arrays on the side wall of the fluidized bed roaster, and adjusting the spraying direction of nozzles to be aligned with the small hole area of the distribution plate; high-precision temperature and pressure sensors are installed at the edge and corner blockage high-incidence area of the distribution plate, real-time and continuous monitoring of temperature-pressure data is achieved, and key supporting data are provided for system diagnosis and control. An integrated programmable logic controller system is introduced, when a sensor captures signals indicating that small holes are possibly blocked, such as abnormal temperature drop or obvious pressure rise, a PLC immediately judges the existence and position of blockage and triggers a preset blockage clearing program, a nozzle is driven to spray high-pressure pulse airflow, and blockages are efficiently cleared. The system has the characteristics of intelligence, automation, high efficiency and the like, can prevent the problem of blockage of the gas distribution plate of the fluidized bed roaster, and ensures high efficiency and stability of equipment operation.

The invention discloses a plate flattening and shearing production line with high feeding precision and a using method, and relates to the technical field of plate flattening and shearing, the plate flattening and shearing production line comprises a plate flattening and shearing main body, a flattening chamber and a shearing chamber are formed in the plate flattening and shearing main body, and laser displacement sensors are mounted at outlets and inlets of the flattening chamber and the shearing chamber; acoustic sensors are mounted on the side walls of the flattening chamber and the shearing chamber; a top limiting module and a shearing module are mounted on the top wall of the shearing chamber, the top limiting module is used for fixing a plate from the top in the shearing process, and the shearing module is used for shearing the plate; a side face limiting module is installed on the side wall of the shearing chamber and used for fixing the plate from the side face in the shearing process. By installing the top limiting module, the side face limiting module and the shearing module, the problems that in the plate machining process, the feeding precision is low, the machining efficiency is low, flexibility is insufficient, and the machining quality is unstable can be solved.

The invention relates to the technical field of self-destruction acupuncture needles, and discloses a disposable self-destruction sterile cannula acupuncture needle which comprises a cannula body and an acupuncture needle body movably installed in the cannula body, a threaded rod is rotatably installed in the cannula body, and the threaded rod is used for rotating the acupuncture needle body to apply a needle. A pressing sleeve is slidably mounted in the sleeve body and used for driving the acupuncture needle body to move downwards, the pressing sleeve is in threaded fit with the threaded rod, a pressing block is mounted on the pressing sleeve, the upper end of the acupuncture needle body is rotationally connected with the pressing block, and the acupuncture needle body is slidably matched in the threaded rod. And a pressing spring is mounted between the pressing block and the threaded rod. According to the scheme, rotation and descending of the acupuncture needle body can be completed by pressing the pressing sleeve, different movements are achieved through single pressing, the complexity of acupuncture is reduced, and acupuncture treatment is more convenient.

The utility model relates to the technical field of numerical control machine tools, and discloses an inverted numerical control turning center chip discharging device which comprises a base, a mechanical arm is arranged at the top of the base, a mounting plate is fixedly connected to the moving end of the mechanical arm, a mounting frame is fixedly connected to the bottom of the mounting plate, and an annular frame is rotationally connected to the inner side of the mounting frame. A first gear is fixedly connected to the front side of the annular frame, a supporting frame is fixedly connected to the front side of the mounting frame, a first motor is fixedly connected to the inner side of the supporting frame, a second gear is fixedly connected to the output end of the first motor, the second gear and the first gear are in meshed connection, and a second motor is fixedly connected to the top of the inner side of the annular frame. According to the turning device, angle adjustment can be carried out when a workpiece is machined, the angle and the position of the workpiece can be rapidly adjusted according to needs for turning, time and labor are saved, operation is easy and convenient, and working efficiency is improved.

The invention discloses a full-automatic optical detection machine, which comprises a material conveying module, which comprises a feeding belt and a carrying assembly; the cleaning module comprises a first moving platform and a cleaning mechanism, the carrying assembly carries the screen to the first moving platform, and the cleaning mechanism cleans the screen; the leveling mechanism is located on the moving path of the first moving platform, and the leveling mechanism is used for leveling an FPC (Flexible Printed Circuit) of a screen; the detection module comprises a second moving platform and a detection mechanism, the carrying assembly carries the cleaned screen to the second moving platform to be fixed and powered on, the detection mechanism comprises a main detection part and a side detection part, the main detection part is located above the screen, the side detection part is located above the screen, and the main detection part is located above the side detection part. The screen is detected in multiple directions; and the blanking module is used for blanking the screen. The problems that manual operation is low in production efficiency, and detection accuracy and reliability cannot be guaranteed are solved.

This invention relates to the field of polishing machines, specifically disclosing a concrete polishing machine with protective functions. It includes a base with a hand handle, a mounting plate on the base, a polishing assembly on the base, a drive assembly connected to the polishing assembly on the base, a push assembly on the base, a brake assembly between the push assembly and the polishing assembly, and an inflation assembly on the mounting plate. This invention provides primary buffering, secondary buffering, braking, and support functions. When the hand is released, it effectively counteracts the polishing machine's continuous spinning and irregular movements, providing effective protection against abnormal movements from multiple angles. This ensures the polishing machine quickly stops working after an malfunction, reducing collision damage and preventing malfunctions, minimizing threats to surrounding workers, improving work efficiency, and accelerating construction progress.

The invention provides a high-temperature valve internal thermal detection device, and relates to the field of internal thermal detection, the high-temperature valve internal thermal detection device comprises a base and a high-temperature valve, the top of the base is fixedly provided with a detection seat and a fixed seat, the top of the detection seat is fixedly provided with a fixed plate, and the top of the fixed seat is fixedly provided with a conveying tank. The detection assembly is arranged, a driving roller arranged in a conveying tank can drive a piston plate engaged with the driving roller to move back and forth in a rotating state, when the piston plate moves towards one side, damage of high-temperature fluid to sealing filler in a high-temperature valve can be simulated, and the other side of the piston plate can suck detection gas; the reverse displacement of the piston plate can extrude and convey the sucked detection gas into the high-temperature valve for sealing detection, and the reverse displacement of the piston plate can suck the recovered high-temperature fluid into the conveying tank again to prepare for the next high-temperature valve to be detected. Therefore, the internal thermal detection accuracy and detection efficiency of the high-temperature valve are improved.

The invention relates to the technical field of spraying, in particular to an intelligent spraying maintenance system control method and a control device.The method comprises the steps that a spraying trolley is controlled to execute a spraying process, and the spraying process is used for indicating the spraying trolley to move back and forth along a precast beam and conduct spraying operation on a web and a wing plate of the precast beam; in the spraying process, the liquid level height in the water tank and the electric quantity value of the battery pack are obtained; when the liquid level height reaches a first preset threshold value, the spraying trolley is controlled to execute a water supplementing process, and after the water supplementing process is completed, the spraying trolley is controlled to continue to execute a spraying process; when the electric quantity value reaches the second preset threshold value, the spraying trolley is controlled to execute the charging process, and after the charging process is completed, the spraying trolley is controlled to continue to execute the spraying process, automatic water feeding and automatic charging in spraying operation are achieved, all-weather unmanned automatic maintenance can be achieved, manual intervention is not needed, the investment of maintenance labor force is greatly reduced, and the maintenance efficiency is improved. And the labor cost is saved for the project.

The utility model relates to the technical field of hair transplanting tools, and discloses a hair transplanting tool not easy to damage hair follicles, which comprises a hair transplanting pen mechanism, limiting mechanisms are fixedly connected to the two side surfaces of the lower end of the hair transplanting pen mechanism away from the center, and protection mechanisms are fixedly connected to the two side surfaces of the lower end of the interior of the hair transplanting pen mechanism away from the center. The two protection mechanisms comprise bases, rotating rods are hinged to the surfaces of the upper ends of the two bases, and second reset springs are fixedly connected to the surfaces of the sides, away from the centers, of the lower ends of the two rotating rods. According to the hair transplanting device, the first push plate at the lower end of the electric telescopic rod is used for pressing the fixed rod, so that the second push plate at the lower end of the fixed rod is used for pressing the rotating shaft, the elastic tweezers extend out of the hollow steel needle and finally clamp hair, then the hollow steel needle pierces the scalp, and finally hair transplanting is achieved; in this way, the load on the hands of the doctor is reduced, and the hands of the doctor are protected.

This utility model relates to the field of ash storage silo technology, specifically a lime jamming and unblocking device for an ash storage silo. It includes a silo and an air storage tank. An ash hopper is fixedly connected to the lower end of the silo. A buffer plate is detachably connected to the outer surface of the ash hopper. An air hammer is installed on the other side of the buffer plate. A lifting ring is installed on the outer surface of the ash hopper, near the silo and away from the buffer plate. This lime jamming and unblocking device, through the coordinated arrangement of the ash hopper, buffer plate, and air hammer, allows the air hammer to apply force multiple times in a short period during material discharge, generating a strong and concentrated impact force. This powerful impact instantly breaks down the large-particle lime accumulation structure, restoring smooth material discharge. It can quickly respond to and handle both minor blockages and sudden severe blockages, ensuring efficient operation of the production line. Furthermore, by installing the air hammer on the outer surface of the ash hopper, it can precisely target high-incidence areas of blockage, achieving targeted resolution of the blockage.

The application belongs to the technical field of new energy battery materials, and discloses a composite solid electrolyte and a preparation method and system thereof. The preparation method comprises the following steps: under an inert atmosphere, a pretreated sulfide solid electrolyte and a pretreated halide solid electrolyte are put into a cavity; under the action of an ultrasonic standing wave, the sulfide solid electrolyte is suspended, and the halide solid electrolyte is dispersed; a gradient electric field in the vertical direction is formed through upper and lower electrode plates in the cavity, so that the halide solid electrolyte is coated on the sulfide solid electrolyte, and the composite solid electrolyte is obtained. The method provided in the application realizes uniform coating of LIC on LPSC, the coating layer is uniform, the interface is firmly combined, the interface stability and the oxidation resistance of LPSC are effectively improved, and the ionic conductivity of LIC and LPSC is retained.

The invention relates to large yellow croaker processing equipment, in particular to a large yellow croaker tasty continuous production device and a large yellow croaker tasty method. The rack is provided with a controller, a horizontal conveying mechanism, and a shape detection mechanism, a punching mechanism and a pickling mechanism which are sequentially arranged along the feeding direction of the horizontal conveying mechanism; the shape detection mechanism is located above the horizontal conveying mechanism, and the shape detection mechanism is used for detecting the shapes of the maw and the back of the pseudosciaena crocea; the controller is used for receiving information sent by the shape detection mechanism and generating a fish maw punching feeding table and a fish back punching feeding table; the two groups of punching mechanisms are used for punching the fish maw and the fish back according to the fish maw punching feeding table and the fish back punching feeding table respectively; and the pickling mechanism is used for storing and pickling the punched large yellow croakers. The continuous production device for making the pseudosciaena crocea be tasty is beneficial for making the pseudosciaena crocea be tasty fully, the pickling effect is improved, the punching precision under different fish body sizes and shapes can be met, and fish meat is prevented from being damaged.

The present invention discloses a graded true triaxial pressure head with an acoustic emission system based on a lamination design, which relates to the technical field of rock mechanics testing, and includes a plurality of graded loading pressure heads arranged in a true triaxial loading frame, wherein the plurality of graded loading pressure heads are symmetrically arranged in the XYZ direction and are used to load rock samples; the graded loading pressure head includes a primary pressure head and a secondary pressure head, wherein one end of the primary pressure head is fixedly connected to the secondary pressure head, and the other end is used to contact the rock sample; an acoustic emission monitoring system is arranged in the primary pressure head. While protecting the acoustic emission monitoring system from damage, the present invention realizes close contact between the acoustic emission monitoring system and the rock sample, shortens the path of the fracture signal generated inside the rock sample to propagate to the acoustic emission monitoring system, reduces stress wave loss, receives the fracture signal inside the rock sample to the maximum extent, and ensures the accuracy of fracture position positioning.

The invention provides a switching power supply protection control device and application. The switching power supply protection control device comprises a fault signal voltage sampling circuit, a short-circuit protection circuit based on a pulse width modulator and a soft start circuit. One end of the fault signal voltage sampling circuit is connected with an output voltage Vo of the switching power supply, the other end of the fault signal voltage sampling circuit is connected with a COMP end of a pulse width modulator in the short-circuit protection circuit based on the pulse width modulator, and the other end of the short-circuit protection circuit based on the pulse width modulator is connected with one end of the soft start circuit; the other end of the soft start circuit is connected with the SS end of the pulse width modulator in the short-circuit protection circuit based on the pulse width modulator; the short-circuit protection control device based on the TL431 remarkably improves the stability, reliability and safety of a switching power supply system, has wide application prospects and practical value, and solves the problems that a traditional switching power supply protection circuit is poor in protection precision, complex in circuit and single in function.

The present invention provides a frequency conversion cabinet with a multi-layer support mechanism, comprising a cabinet, a cabinet door arranged on the cabinet, and an inner cabinet arranged inside the cabinet; a first support mechanism arranged on the top of the cabinet for protecting the cabinet, the first support mechanism comprising an upper support plate and an inclined plate, an anti-bending component arranged between the upper support plate and the inclined plate, for improving the side compressive strength of the inclined plate; a connecting mechanism, comprising a first side support plate and a second side support plate, the front end surfaces of the first side support plate and the second side support plate are both provided with a support component for supporting the inclined plate, further improving the side compressive strength of the inclined plate. The present invention can ensure that the top and sides of the frequency conversion cabinet can be protected in a harsh environment to avoid internal or external damage, and can effectively achieve the effect of anti-impact support for the cabinet.

The utility model discloses a multicore filter electric connector belongs to electric connector technical field. Including the shell, the shell one end is provided with the fixed component for fixing cable, is provided with the insulating mounting seat in the shell, is provided with the installation shell and a plurality of contact pieces in the insulating mounting seat, is provided with a plurality of filter components in the installation shell, and the contact piece passes through the installation shell and is electrically connected with filter component, and the shell is grounded, and filter component realizes the grounding through the shell, be provided with the sealing groove between the insulating mounting seat and the shell, be provided with the sealing ring in the sealing groove, the inner wall and the outer wall of sealing ring all are seted up with V type groove, and the elastic sheet is seted up in V type groove, the utility model is provided with the sealing ring between the insulating mounting seat and the shell, and the V type groove of inner wall and outer wall of sealing ring is seted up the elastic sheet, and the elastic sheet makes sealing ring and sealing groove closely adhere, guarantees the normal working environment of internal electronic component, promotes the protection level and the service life of electric connector.

This application relates to a feeding control method, device, and components for a shot blasting machine, comprising the following steps: S1, determining the position of the hopper body; if the position and state of the hopper body can be determined, proceed to step S2; otherwise, proceed to step S3; the hopper body includes an empty state and a loaded state; S2, based on the position of the hopper body, continue with subsequent operation steps; S3, manual intervention, sending the hopper body to the designated position, inputting the position program to confirm the position of the hopper body, and then proceeding to step S2 after confirmation. This invention is rationally designed, compact in structure, and easy to use.

The application belongs to the technical field of special robot walking and safety protection, and proposes a multiple redundancy safety protection system of a wind power tower robot, which comprises a driving unit, an adsorption unit and an integrated cooperative control unit.The driving unit is used to drive the robot to walk inside the wind power tower.The adsorption unit is used to adsorb the robot on the inner wall of the wind power tower, and provide the friction force between the driving unit and the inner wall of the wind power tower.The redundancy safety protection unit is used to prevent the high-altitude falling, equipment collision and component damage of the wind power tower robot.The integrated cooperative control unit is used to realize the integrated cooperative control of the driving unit, the adsorption unit and the redundancy safety protection unit, and to guarantee the absolute safety and stability of the equipment during high-altitude operation through the driving unit, the adsorption unit, the redundancy safety protection unit and the integrated cooperative control unit, and to realize real-time state monitoring, intelligent fault emergency treatment and guarantee the stable and safe operation of the equipment.

The invention relates to the technical field of livestock breeding equipment, and discloses a pig house feeding trough batch cleaning machine which comprises an opening and closing mechanism used for automatically opening and closing a second baffle; the sliding mechanism is used for driving the cleaning mechanism to slide; the cleaning mechanism is used for cleaning the feeding trough body; the feeding trough comprises a feeding trough body, a fixing plate is fixedly connected to the outer wall of the feeding trough body, a first gear transmission assembly is arranged on the outer wall of the middle of the fixing plate, a first gear connecting assembly is arranged on the outer wall of the first gear transmission assembly, and the outer wall of the lower side of the first gear connecting assembly is rotationally connected to the interior of a first supporting plate. A fixing strip drives a seventh bevel gear to rotate, a filter plate drives a first baffle to slide, after cleaning work is completed, the fixing strip starts to move reversely, the filter plate and the first baffle are driven to reset, and therefore the effects of conducting dry-wet separation on the feed residues and removing the feed residues at the same time can be achieved.

The present invention discloses a percussion-type fruit texture nondestructive detection device based on pneumatic and electromagnetic combination. The two ends of the bellows support are respectively connected to the connecting plate and the bellows, the pneumatic joint is connected to the bellows support, the bottom end of the support spring is connected to the bottom end of the bellows support, the top end of the support spring is fixedly connected to the bottom end of the impactor outer shell cover, and the two ends of the impactor outer shell are respectively connected to the impactor outer shell cover and the bottom of the bellows; the insulating sleeve is installed inside the impactor outer shell, and there is a hollow area for placing the electromagnetic coil between the insulating sleeve and the inner side wall of the impactor outer shell, the iron core is arranged inside the insulating sleeve, and the sliding column is movably connected inside the iron core; two annular magnets are connected to the two ends of the sliding column through a magnetic ring base; the sensor is nested in the sensor base, and the flexible percussion head is fixedly connected to the bottom of the sensor base. The present invention can be used for fruit texture detection, realize fruit quality grading and standardization, improve supply chain efficiency, and increase fruit added value.

The present application relates to the technical field of intelligent medical monitoring, in particular to a pressure injury monitoring system based on multi-modal real-time sensing and dynamic risk assessment, comprising a multi-modal sensing step: receiving multi-source heterogeneous data streams and performing time sequence synchronization alignment to generate real-time fusion feature data; a digital twin analysis step: constructing a virtual tissue dynamic model to calculate theoretical reference feature data under a healthy benchmark state; a pathological simulation injection step: calling a pathological evolution rule knowledge base to simulate and generate theoretical pathological feature data; a differential topology decision step: performing double-track differential operation to generate a real observation and theoretical pathological residual vector, and generating a risk assessment result by calculating a topological similarity measure; the present application constructs a residual shape matching mechanism through a double reference system, effectively filters out environmental noise and physiological fluctuations, significantly reduces the false positive rate and realizes early warning of deep tissue injury.

The invention relates to the field of latex pillow production and processing, in particular to latex pillow production and processing equipment and a processing method thereof.The latex pillow production and processing equipment comprises a drying cylinder, and a box cover is rotationally connected to the upper portion of the drying cylinder. According to the latex pillow squeezing, draining and fixing device, the upper clamp and the lower clamp are close to each other through starting of the servo motor, squeezing, draining and fixing operation on a latex pillow is achieved, a limiting block and a limiting groove are separated along with continuous squeezing, accordingly, the upper clamp and the lower clamp stop closing, the problem of excessive squeezing is avoided, meanwhile, power switching is completed through the operation, and the working efficiency is improved. According to the latex pillow drying device, the rotating drum can rotate integrally, so that moisture in a latex pillow can be fully drained, finally, hot air is fed into the rotating drum through the dryer along the through holes, drying operation of the latex pillow is achieved, the problem that damage is generated when the latex pillow is drained can be solved through the structure, and finally through the double-layer design of the drying drum and the rotating drum, the drying efficiency is improved. And mutual non-interference of drying and draining can be ensured, so that the processing efficiency and quality of the latex pillow are improved.

The invention belongs to the technical field of casting molds, and particularly discloses a mold and method for evaluating casting sand inclusion and sand burning defect risks caused by a molding process, the mold comprises a guide-in block and a main body block, the guide-in block is fixedly connected to the left side of the main body block, the bottom of the guide-in block is an inclined plane, and the guide-in block is fixedly connected to the left side of the main body block. The thickness of the lead-in block is gradually increased from left to right; the main body block is of a step-shaped structure with a plurality of 90-degree corners, a plurality of bosses and grooves are formed in the side face of the main body block, and a plurality of grooves are formed in the bottom face of the main body block. After the mold is used for molding, the inclined surface at the bottom can increase the flow rate of molten metal, the bent mold main body is favorable for increasing the impact force of the molten metal on the sand mold wall, the boss and groove structures on the side surface and the bottom surface are weak mechanical property parts of the sand mold, and the capacity of the sand mold in molding, demolding, carrying and molten metal impact type external force resistance is detected; and rapid and accurate evaluation of casting sand inclusion and sand burning defect risks caused by the molding process is realized.

The invention relates to the technical field of optical fiber fusion splicing, and discloses an optical fiber fusion splicer convenient operation table comprising a main body mechanism which comprises a lifting support plate, an object carrying part adaptively installed on the outer side of the lifting support plate, an installation part adaptively installed on the outer side of the lifting support plate, and a cooling mechanism. The cooling device comprises a cooling tank fixedly connected to the outer side of the lifting supporting plate and an auxiliary component installed on the outer side of the cooling tank in a matched mode. Potential safety hazards and inconvenience in operation caused by disordered placement of tools can be avoided by arranging the tool placement table, a heat shrink tube used for optical fiber fusion splicing can be naturally cooled at a fixed position by arranging the cooling mechanism, deformation or damage caused by random placement of the heat shrink tube in the cooling process is prevented, the reliability of optical fiber fusion splicing is improved, and the service life of the heat shrink tube is prolonged. In addition, in the cooling process, the device can also achieve the functions of fixing and shaping the optical fiber, improving the cooling effect of the heat shrink tube, preventing the tool from falling off and damaging the optical fiber and the like.

The invention relates to the technical field of livestock transportation, in particular to an electric sow transport cart which comprises a transport table and a guide table which are connected front and back, the guide table is fixed to the front end of the transport table and inclines downwards, driving wheels are installed at the bottom of the transport table, and auxiliary wheels are installed at the bottom of the guide table. The transportation table comprises a fixed table and a movable table which are arranged up and down, the fixed table and the movable table are connected through a hinge rod, the fixed table and the movable table can be unfolded or folded through the hinge rod, and a locking assembly is arranged on the transportation table. Through electric driving and mechanical operation, the electric transport vehicle can quickly and stably transport sows, the transport efficiency is improved, the physical burden of farmers in the sow transport process is remarkably reduced, the electric transport vehicle is suitable for large-scale operation, the opportunity that the farmers make direct contact with the sows is reduced through mechanical operation, and the labor intensity of the farmers is reduced. And the safety risk of breeding personnel in the transportation process is reduced.

The utility model discloses a novel non-destructive HPV cervical sampling tube, which belongs to the technical field of medical instruments and is characterized by comprising a sampling tube, the bottom of the sampling tube is in threaded connection with a protection head, the inside of the protection head is fixedly connected with a one-way rubber flap, the top of the sampling tube is in threaded connection with a pushing tube, and the top of the pushing tube is in threaded connection with a push rod. By arranging a sampling tube, a protection head, a one-way rubber flap, a pushing tube, a connecting tube, a sampling swab, a rotating groove and a breaking assembly, when the female cervix uteri is sampled, the top of the sampling swab penetrates through the inner side of the bottom of the protection head and the inner side of the one-way rubber flap, then penetrates through the sampling tube and is inserted into the connecting tube at the bottom of the pushing tube; then the pushing tube is rotated outside the sampling tube and moves upwards, so that the sampling head of the sampling swab is arranged inside the protection head, and then the sampling tube is held by a hand to enable the soft skin-friendly protection head to directly reach the cervix uteri.

The invention discloses a vehicle shock absorber temperature control system and method, a vehicle and a storage medium. The system comprises a first heat exchange loop, a second heat exchange loop, a multi-way switching valve, a shock absorber, a shock absorber liquid side loop and a controller. The first heat exchange loop is connected with the multi-way switching valve and is used for cooling the cooling liquid to obtain cooled cooling liquid; the second heat exchange loop is connected with the multi-way switching valve and is used for heating the cooling liquid to obtain heated cooling liquid; the controller is set to control the multi-way switching valve to be switched to a target state according to the temperature of the shock absorber, the target state comprises a first state and a second state, the shock absorber liquid side loop is connected with the first heat exchange loop in series through the multi-way switching valve in the first state, and the shock absorber liquid side loop is connected with the second heat exchange loop in series. The shock absorber liquid side loop is connected with the second heat exchange loop in series through the multi-way switching valve in the second state. The technical problem of how to carry out self-adaptive control on the temperature of the shock absorber so as to guarantee normal work of the shock absorber is solved.

The application discloses a device and method for conveniently installing a true triaxial seepage pressure head. The device comprises a base unit, a motion execution unit and a clamping unit. The base unit provides a fixed base and frame with the test bench. The motion execution unit is composed of a vertical driving module and a horizontal driving module; the vertical driving module drives the clamping unit to rise and fall through adjusting the lead screw, and the horizontal driving module drives the clamping unit to move horizontally through at least one horizontal sliding rail. The clamping unit comprises a fixed table with a groove and a detachable clamping plate for clamping the seepage pressure head. The horizontal driving module can contain a lateral sliding rail constituting a three-sided guide to limit deflection; the clamping unit can be equipped with rubber pads, modular quick-change components or self-adaptive clamping jaws to adapt to different pressure heads. The installation method comprises clamping, rough positioning, visual fine positioning, force control docking and release withdrawal steps. The problems of low precision and poor efficiency in the traditional installation method are solved, and the rapid, accurate and automated installation of the seepage pressure head is realized.

The injection molding device comprises a supporting table, four supporting legs are fixedly installed on the bottom wall of the supporting table, injection molding equipment is fixedly installed on the top wall of the supporting table, an opening is formed in the position, below the mold opening position of the injection molding equipment, of the top wall of the supporting table, a buffer box is fixedly installed on the bottom wall of the supporting table, and the buffer box is fixedly installed on the bottom wall of the supporting table. The buffering box is arranged below the opening, a collecting mechanism is arranged on the buffering box, two pairs of first fixing seats are arranged in an inner cavity of the buffering box, the two pairs of first fixing seats are fixedly welded to the front inner wall and the rear inner wall of the buffering box respectively, and a material guiding plate which is obliquely arranged is arranged in the inner cavity of the buffering box. According to the utility model, in the whole collection process, the splitter plate can be effectively protected, and the splitter plate cannot be damaged due to overlarge falling impact force.