239results about How to "Stable function" patented technology

The invention belongs to the technical field of underground engineering supporting, and particularly discloses a shear-resistant variable-resistance yielding anchor rod capable of measuring pretightening force and a using method thereof.The shear-resistant variable-resistance yielding anchor rod is provided with an anchor rod body, the anchor rod body comprises a head section, a middle standard section and a tail section which are sequentially connected, the head section comprises a head end rod body, the head end rod body is provided with a piston head, and the piston head is sleeved with a sleeve; the sleeve and the piston head form a piston structure. A piston cylinder structure is arranged on the middle standard section and is used for adapting to shear deformation caused by dislocation and slippage deformation of a rock stratum. The tail section comprises a first rod body and a second rod body, the tail end of the second rod body is arranged in the first rod body in a penetrating mode along the rod length of the first rod body, connected with the elastic piece and capable of sliding in the rod length direction of the first rod body, and the tail end of the second rod body is provided with an outer extension and capable of feeding back deformation of the elastic piece. The problem that a common anchor rod cannot meet the requirement for large deformation of surrounding rock is solved, the problem that an existing anchor rod is prone to being cut off under transverse displacement of a rock stratum is solved, and meanwhile the pretightening force can be measured.

The invention belongs to the technical field of damage assessment, and particularly relates to a construction method of a rat traumatic brain injury model caused by explosive shock waves. By protecting other important visceral organs except the brain, interference of damage of visceral organs such as the lung to brain injury is avoided, the overall function stability of the body is maintained, the caused brain injury can more truly reflect the characteristics of explosive traumatic brain injury, and the credibility and repeatability of experimental data are improved. The construction method simulates loading of explosion shock wave parameters in a real environment, constructs an animal traumatic brain injury model through live ammunition explosion, is closer to an actual combat environment, and can truly reflect physical parameters related to explosion and a complex action process generated by interaction of the physical parameters. And a support is provided for developing molecular mechanisms of explosive traumatic brain injury, clinical diagnosis, screening of therapeutic drugs and the like.

The invention relates to the technical field of transportation or storage devices, in particular to a carrying robot for stacking warehousing, which comprises a machine main body and a lifting mechanism arranged on the machine main body and used for lifting goods to a preset height, the lifting mechanism is provided with two supporting parts, each supporting part comprises a supporting shaft group and a belt arranged outside the supporting shaft group in a sleeving manner, each supporting shaft set is provided with a supporting end and a compensation end perpendicular to the supporting end, the supporting ends of the two supporting shaft sets are arranged in the same supporting plane and arranged in the supporting plane in a telescopic mode in the first direction, and the compensation ends are constructed to be capable of synchronously stretching out and drawing back in the second direction when the supporting ends stretch out and draw back. Therefore, the overall length of the supporting shaft group is kept unchanged. By arranging the supporting shaft set structure with the telescopic supporting end and the compensation end, the stable lifting and placing functions of goods under the condition that no tray exists are achieved, the problem that a traditional carrying robot depends on the tray is solved, and the storage cost is reduced.

The invention discloses a chip mounting rotating mechanism, a chip mounter and a chip mounting method, and belongs to the technical field of semiconductor chip mounting. Comprising a working frame and a chip mounting assembly, the chip mounting assembly comprises an adsorption part, and the adsorption part is communicated with external gas equipment through a gas circuit structure; the rotating assembly is connected to one side of the working frame, and the rotating assembly is used for driving the adsorption part to rotate; the patch assembly further comprises a first connecting piece used for being connected with the adsorption piece, and a second connecting piece used for being connected with the adsorption piece. The second connecting piece is used for being connected with a lifting mechanism; and when the lifting mechanism drives the base material adsorbed by the adsorption piece to abut against the base plate, the second connecting piece can slide relative to the first connecting piece. According to the technical scheme, through the sliding effect of the first connecting piece and the second connecting piece, the adsorption piece can apply a relatively constant pressure to the base material after being in contact with the base material, the height difference of different base material thicknesses is counteracted, and the problem that the chip mounter is not convenient to use due to the influence of the thickness of the semiconductor base material is solved.

The invention relates to the technical field of orthopedic surgery, in particular to an orthopedic surgery tracer fixing device which comprises a base, a damping cover is fixedly connected to the surface of the base, two kirschner wire bodies are movably inserted into the base and the damping cover, a mounting groove is formed in the base, and the kirschner wire bodies are arranged in the mounting groove. A kirschner wire locking block is arranged in the center of the interior of the mounting groove, a bolt mounting block is movably connected to one side of the kirschner wire locking block, and a kirschner wire locking bolt is movably connected to one side of the bolt mounting block. The kirschner wire tracer is provided with a base, a kirschner wire body, a mounting groove, a kirschner wire locking block, a bolt mounting block, a kirschner wire locking bolt, a holder, a tracer body, an insertion hole, a movable groove, an adjusting rolling ball, an adjusting rod, a tightening seat, a tightening bolt, a second insertion groove, a positioning pin, a pressure spring, a snap spring and a thrust bearing. The device can be used for installing and fixing the tracer which is simple in structure, low in production and manufacturing cost, high in stability and not prone to damage.

The invention discloses a variable exhaust port device of a two-stroke engine, and aims to overcome the defects that in the prior art, although an exhaust hole with a variable opening size is formed in the two-stroke engine, the exhaust efficiency of waste gas is still limited and needs to be further improved when the engine runs at a high speed. According to the technical scheme, a main exhaust hole and an auxiliary exhaust hole are formed in the inner side wall of an air cylinder body, a main exhaust valve for controlling the opening size of the main exhaust hole is arranged in the main exhaust hole, and an auxiliary exhaust valve for controlling the opening size of the main exhaust hole is arranged in the auxiliary exhaust hole; the main control assembly controls the opening size of the main exhaust valve; the auxiliary assembly is connected with the main control assembly and controls the opening size of the auxiliary exhaust hole; wherein the auxiliary exhaust valve is in a normally closed state, and the main control assembly drives the auxiliary assembly and controls the auxiliary exhaust valve to open the auxiliary exhaust hole.

The invention discloses a method for preparing a biological fertilizer by combining compound probiotics and leucine fermentation liquor, and relates to the technical field of fertilizer preparation, the method comprises the following steps: carrying out magnetic reinforcement treatment on the probiotics, carrying out ultrasonic-assisted extraction on the leucine fermentation liquor, and activating and propagating the compound probiotics, and after the treatment on the compound probiotics and the leucine fermentation liquor is completed, carrying out ultrasonic-assisted extraction on the leucine fermentation liquor to obtain the biological fertilizer. The preparation method has the advantages that the bacterial liquid is placed in a magnetic field for pretreatment, so that the activity and the stability of the probiotics can be enhanced, the probiotics can play a better role in the subsequent fermentation and application process, the metabolic activity of the probiotics subjected to magnetic strengthening treatment is remarkably improved, and the metabolic activity of the probiotics subjected to magnetic strengthening treatment is remarkably improved. According to the invention, the leucine fermentation broth is used as a raw material, organic matters in the soil can be more effectively decomposed, more nutrients are released to be absorbed by crops, ultrasonic-assisted extraction is carried out on the leucine fermentation broth, and in the treatment process, ultrasonic treatment can destroy bacterial cells, so that leucine is more fully released, and the extraction rate and purity of leucine are improved.

The invention provides a stem cell extract composition for promoting hair growth and a preparation method thereof, and belongs to the technical field of cosmetics. Fetal calf serum, dexamethasone, penicillin, streptomycin, interleukin-2 and magnetic composite particles are added into a DMEM culture medium to prepare the culture medium, the culture medium is used for in-vitro culture of stem cells, during culture, a stem cell solution is prepared by combining a low-frequency magnetic field with low-energy laser culture, exosomes are extracted from an extracting solution, the exosomes and the stem cells are mixed and embedded to prepare embedded microspheres, and the embedded microspheres are used for in-vitro culture of the stem cells. The stem cell extract composition for promoting hair growth is prepared by uniformly mixing the stem cell extract with extracts extracted from fresh ginger, ginseng and polygonum multiflorum, the storage stability of stem cells and exosomes is obviously improved, hair growth is promoted, hair follicle development is promoted, mouse hair is induced and maintained in a growth period, and the stem cell extract composition is free of hormone addition, safe and non-irritant, and has a good application prospect. Wide application prospects are realized.

The present invention provides a replaceable distribution device, comprising: a replaceable component, including a liquid storage container, the first end of the liquid storage container having a first opening, the first opening being provided with a seal for sealing the first opening, the seal comprising a first sheath and a guide portion connected to the first sheath, the guide portion comprising a plurality of guide flaps, the plurality of guide flaps being connected to each other to form a seal, a circle of thin-walled area being provided at the connection between the first sheath and the guide portion, the wall thickness of the thin-walled area being less than the wall thickness of the first sheath and the guide flap; a distribution mechanism, the distribution mechanism comprising a piercing member for piercing the guide portion. The present invention can replace the liquid storage container very safely and conveniently, and the seal is released only after the liquid storage container is assembled on the distribution mechanism to prevent the liquid from pouring and overflowing. At the same time, the device can effectively reduce the risk of accidental cracking of the guide portion through deformation buffering of the thin-walled area.

The invention discloses a brake type gradually-changed section drilling device and a using method thereof, and belongs to the technical field of underground coal mine construction. Comprising a combined rod body, the tail of the combined rod body is connected with a main control system, the combined rod body comprises a driving rod body of a hollow rod body structure, a brake rod body is arranged in the driving rod body in a sleeved mode, and the end of the driving rod body is connected with a rock-soil breaking tool bit which is of a special-shaped structure and can be opened and closed. A spiral adjusting disc capable of controlling opening and closing of the rock-soil breaking tool bit through rotation is movably arranged on the inner side of the end of the driving rod body and connected with the end of the brake rod body. A motor and a brake are arranged in the main control system, the motor drives the driving wheel to drive the driving rod body to rotate for drilling, the brake limits rotation of the brake rod body to achieve position change of the rock-soil breaking tool bit on the section sliding groove, and therefore the preset drilling hole diameter is controlled and mastered in the drilling process. The device has the advantages of reasonable structure, stable function, economy, high efficiency and the like.

The invention relates to the technical field of functional master batch production and processing, and discloses a supercritical carbon dioxide-assisted functional master batch manufacturing process, which comprises the following steps: S1, nano metal oxide loading: uniformly dispersing nano metal oxide in a solvent; s2, in-situ polymerization: firstly, cleaning: putting the micro-nano porous material into a proper cleaning solution for cleaning, and removing impurities; s3, crushing treatment: pouring the composite functional powder obtained through in-situ polymerization treatment into a screen for screening; s4, master batch preparation: metering the crushed composite functional powder; and S5, functional fiber preparation: preheating the master batch. According to the functional master batch and the functional fiber, the nano metal oxide, the micro-nano porous material and the conductive polymer are ingeniously combined, the antibacterial function and the antistatic function are achieved, the antibacterial function can effectively inhibit bacterium breeding and reduce the disease transmission risk, and the antistatic function avoids the effects that dust is adsorbed by static electricity and slight electric shock is caused by the static electricity.

The invention relates to the technical field of fabrics, in particular to an anti-pilling skin-friendly fabric and a preparation method thereof. The preparation method comprises the steps that cashmere and bamboo fibers are adopted as raw materials to prepare a fabric base, the fabric base is soft in touch feeling and has excellent skin-friendly performance, after the fabric base cloth is subjected to fulling milling treatment, the fabric base cloth is soaked into a fabric which is prepared from 2-ethylhexyl acrylate, hydroxyethyl methylacrylate, alkenyl modified nano-zinc oxide, 5 ', 5-diallyl-2, 4, 6-trimethyl-1, 3-pentanediol monoisobutyrate, 2, 3, 5-trimethyl-1, 3-pentanediol padding treatment is carried out in a finishing agent emulsion prepared from 2, 2 '-biphenol, vinyl silicone oil, an emulsifier, a photoinitiator and deionized water, and then polymerization crosslinking is carried out under ultraviolet irradiation to form a resin film layer, so that the anti-pilling effect of the fabric is further improved; wherein the anti-pilling performance can be improved through fulling milling treatment, the antibacterial performance of the fabric can be effectively improved through addition of nano-zinc oxide and 5 ', 5-diallyl-2, 2'-biphenol, and the softness of the fabric can be effectively improved through addition of silicone oil.

The application provides an antibacterial neural electrode based on a high-surface-potential zirconium oxide layer and a preparation method thereof. The electrode comprises, from bottom to top, a bottom zirconium oxide film layer, a first insulating layer, a metal layer, a second insulating layer, a top zirconium oxide film layer and an electrode modification layer. A distal end of the metal layer is partially exposed to form an electrode point, and the electrode modification layer covers the electrode point. The bottom zirconium oxide film layer and the top zirconium oxide film layer are subjected to high-surface-potential treatment and exhibit a positive surface potential in a physiological environment. The positive surface potential can destroy the cell membranes of bacteria with negative charges through electrostatic action after the neural electrode is implanted in vivo, and inhibit the formation of microglial cells and astrocytes. The damage to the membranes of mammalian cells (such as neurons) with neutral electricity is extremely small. The application realizes active antibacterial function through the high-surface-potential zirconium oxide film layer, ensures long-term effective contact between the electrode and neurons, and thus realizes high-quality, long-term stable electrophysiological recording and stimulation function of the neural electrode.

The invention discloses a display equipment control method, a related device and display equipment. The specific display equipment control method can be used for first display equipment. The first display device may include a processor, a controller, and a network module; wherein the processor is connected with the controller, and the controller can comprise a first communication protocol. Therefore, according to the embodiment of the invention, remote control on the first display equipment can be realized based on the IP data packet, so that the problem that remote control can only be realized by receiving a magic data packet in related technologies is solved, and network access transmission is performed through the IP address, so that the reliability is high, the function is stable, cross-network-segment use can be realized, and the user experience is improved. And the situation that the wake-up packet is intercepted or filtered by network equipment such as a router is avoided.

This invention relates to the field of condensate recovery technology, specifically a closed-loop condensate recovery device, comprising a tank with a water outlet pipe at the bottom. The tank is divided into three zones—a central steam buffer zone, a lower condensate collection zone, and an upper negative pressure condensation zone—by two horizontal baffles. This closed-loop condensate recovery device eliminates the need for additional power components such as pumps. It relies on the downward pressure difference of the condensate in the negative pressure condensation zone and the negative pressure generated by steam condensation as the drainage driving force. It fully utilizes the system's own energy, eliminating dependence on external power and significantly reducing operating energy consumption. The condensate introduced by the downward pressure drainage pipe creates a downward impact, which, combined with the negative pressure introduced by the negative pressure venting pipe, forms a dual drainage drive, providing stronger power and higher efficiency than traditional single gravity drainage. Simultaneously, it drives the condensate in the pipe to repeatedly flush, comprehensively covering the entire pipe area and thoroughly removing impurities and silt from different sections, offering better anti-clogging performance than unidirectional disturbance.

The embodiment of the present invention discloses a hand-pressed coffee machine, which includes: a machine body, a container is arranged on the upper part of the machine body, a brewing chamber is formed on the lower part of the machine body, a through hole connecting the container and the brewing chamber is formed in the middle part of the machine body, a water-insertion needle is arranged in the through hole, and a one-way valve assembly is arranged between the container and the water-insertion needle or in the water-insertion needle; the bottom of the container has a connecting hole connected to the water-insertion needle and is provided with a heating element for heating liquid; a hand-pressed pump is arranged in the container, and the upper part of the hand-pressed pump extends out of the container; the lower part of the hand-pressed pump has a joint valve, which is arranged in the connecting hole of the container, and has a water inlet connected to the container and a water outlet connected to the water-insertion needle; a coffee box is arranged in the brewing chamber. The hand-pressed coffee machine of the embodiment of the present invention has a clever design, a simple principle, convenient operation, and stable function. In addition, due to the heating function, its portability is greatly improved; there is no need to carry a container for storing hot water or a machine for heating water.

The utility model discloses a stamping processing waste material cleaning collection device relates to stamping waste material collection technical field, including punch press platform, the punch press platform lateral wall bottom symmetry is equipped with limiting bolt, the punch press platform bottom and sliding connection in limiting bolt outer wall is equipped with the wheel removal outer box, the wheel removal outer box inner wall sliding connection has the material receiving inner box, the material receiving inner box bottom is equipped with the material discharge opening, the material discharge opening inner wall sliding connection has the opening cover, one end lateral wall of opening cover is equipped with the inclined slide, the inclined slide top is equipped with the side baffle, one end symmetry of opening cover top is equipped with the connecting column, the other end lateral wall of opening cover is equipped with the limiting connecting plate symmetry. The utility model discloses in combination linear sliding and rotation design, further increase convenient material discharge design, so that the device when using, and the user can effectively discharge and clean the waste material in the box.

The present invention proposes a universal monitor platform for microwave landing equipment and precision ranging equipment, comprising: an analog input channel is connected to a dual-channel A / D analog-to-digital converter, the dual-channel A / D analog-to-digital converter is connected to an FPGA chip in a data processing module, the FPGA chip and the DSP chip in the data processing module are connected to a storage call module and a time module through a bus; the DSP chip is connected to a CAN communication module; the dual-channel A / D analog-to-digital converter comprises: an A / D chip, a peripheral resistor, a capacitor and a resistor array, the A / D chip is connected to the resistor array, the peripheral resistor performs function configuration on the A / D chip, and the capacitor is used for powering the A / D chip and filtering the reference voltage; the power supply circuit comprises: a fusible fuse component and a power chip component, wherein the power chip component is connected to the fusible fuse component, the power chip component performs power conversion on the voltage connected from the fusible fuse component, and then the converted voltage is supplied to the corresponding chip of the monitor.

An invisible access door for landscape is characterized by comprising a landscape wall body, a front door, a rear door, a rebounding device, a placing block, a magnetic block, a metal plate, a handle, a fixing base, a connecting base, a fixing block, a chain and a connecting block, a cavity is formed in the landscape wall body, the front door is arranged on the front surface of the landscape wall body, and the rear door is arranged on the rear surface of the landscape wall body; a placing block is arranged on the side wall of the cavity in the landscape wall body, a rebounding device is arranged on the placing block, and a magnetic block is arranged below the placing block; by arranging the invisible access door, the influence of site limitation is solved, the daily use and maintenance requirements of the septic tank are met, meanwhile, the invisible access door is easy and convenient to install, the manufacturing cost is basically not influenced by arrangement of a common landscape wall, the function is stable, the invisible access door is not influenced by various factors such as weather, and most importantly, the landscape effect is unified and coordinated; the arrangement of the small landscape articles can play a larger space, and the technology can also be combined with various small landscape articles, so that the popularization range is larger.

The invention belongs to the technical field of manipulators, and particularly relates to a new energy automobile chassis maintenance manipulator which comprises a manipulator and a moving vehicle, and the moving vehicle is provided with a frame, a roller assembly and a locking assembly. A shaft tube of the frame is connected with the handle tube and the mounting plate, the manipulator is mounted on the mounting plate, and a wheel shaft of the roller component is arranged in the shaft tube and provided with rollers at two ends. The locking assembly is provided with two sets of corresponding handle pipes, the driving pistons slide in the vertical sections of the handle pipes, the locking pistons can be driven through hydraulic oil in the transverse sections, the front end inserting parts of the locking pistons can be inserted into tooth seams of the gears, and the elastic pieces assist the locking pistons in acting. The mechanical arm can automatically lock the rolling wheels to prevent sliding when placed, the state is switched by lifting and placing the handle pipe when moving, and operation is convenient and fast. The new energy automobile chassis maintenance device improves safety and use efficiency, meets the new energy automobile chassis maintenance requirement, achieves stable placement and moving function switching, is reasonable in structural design, has a good synergistic effect of all assemblies, and powerfully promotes industry development.

This invention relates to the interdisciplinary field of cell biology, experimental oncology, and translational medicine, specifically to a cancer-associated fibroblast cell line, its construction method, and its applications. This invention fills the research gap in mouse-derived oral squamous cell carcinoma-associated fibroblast cell line models and provides a method for constructing such a cell line. Through the inverted adherent culture and enzymatic digestion methods of this invention, a mouse-derived oral squamous cell carcinoma-associated fibroblast cell line with a clear origin, high purity, and long-term phenotypic and functional stability can be obtained. This allows for the establishment of a cryopreservable and resuscitable mouse oral squamous cell carcinoma-associated fibroblast cell bank, providing technical support for research related to the tumor microenvironment and immunotherapy.

The present invention proposes a cosmetic composition containing a stem cell extract, a preparation method and an application thereof, and belongs to the field of cosmetic technology. Stem cells are separated from umbilical cord tissue, and then cultured with the culture medium to separate stem cells, and exosomes are extracted from the supernatant. The stem cells and exosomes are mixed and embedded to prepare embedded microspheres, which are stirred and mixed with sodium hyaluronate and collagen peptides to obtain a cosmetic composition containing a stem cell extract. The cosmetic composition containing a stem cell extract prepared by the present invention can significantly improve the storage stability of stem cells and exosomes, extend the storage period, and the stem cells and exosomes are widely available, and the preparation method is simple. They have good anti-wrinkle, skin elasticity promotion, whitening, moisturizing and other effects on the skin. Together with sodium hyaluronate and collagen peptides, they have a good improvement effect on the skin.

The invention discloses a fully plastic pistol spray pump, comprising a pump body, a lock cover connected to the lower part of the pump body, a liquid spray channel arranged in the pump body, a nozzle arranged at the outlet of the liquid spray channel, a liquid outlet channel and a liquid inlet channel separated up and down arranged in the pump body, wherein the liquid outlet channel is connected with the liquid spray channel, a liquid introduction cavity is arranged at the sides of the liquid outlet channel and the liquid inlet channel, the upper part of the liquid introduction cavity is always connected with the liquid outlet channel through a normal opening, a suction plug is arranged in the liquid introduction cavity, a trigger which can drive the suction plug to make left and right piston movement in the liquid introduction cavity is hingedly connected to the pump body, an elastic arm which can press on the pump body and drive the trigger to drive the suction plug to reset, a lateral one-way valve which can be opened to connect the liquid introduction cavity and the liquid inlet channel when the suction plug resets is arranged between the liquid introduction cavity and the liquid inlet channel, and the pump has the characteristics of simple structure, high liquid introduction efficiency, and can fully utilize the solution sucked into the liquid introduction cavity by the pump.

The utility model discloses a two-way throttling solenoid valve with adjustable flow, which comprises a solenoid valve body, the solenoid valve body comprises a valve body, a valve sleeve, an iron core, a valve core and an adjusting mechanism, the valve sleeve, the iron core and the valve core are positioned in the valve body, and the adjusting mechanism is used for rotating a pull rod to drive the iron core to move up and down. Meanwhile, the iron core clamping groove ensures that the pull rod is stably connected with the iron core, so that the adjusting action is accurately transmitted; a gap groove in the valve element is matched with the adjusting mechanism, flow adjustment is further refined, and the flexibility and accuracy of adjustment are enhanced; the gap alpha between the valve sleeve and the iron core defines the flow adjusting range, an operator can conveniently and finely control the rotation amplitude of the pull rod in a labor-saving mode through the hand wheel, and stable rotation of the pull rod and stable movement of the iron core during adjustment are guaranteed through cooperation of the rod sleeve on the outer wall of the pull rod and the valve body wedging groove.

The invention belongs to the technical field of experimental animal models, biomedical research and immunology, and discloses a photocoagulation thymus ischemia animal model, a method and application of the photocoagulation thymus ischemia animal model in rapid simulation of thymus degeneration and immune senescence, and the model shows at least one or more characteristics 1-7 days after induction: thymus atrophy, thymus weight or thymus index is significantly reduced; the cortical-medullary structure of thymus is disordered or disappears; the expression distribution of the Keratin 5 / Keratin 8 is abnormal; thymic cell apoptosis is increased, and lipid deposition is enhanced; the proportion of CD4 + CD8 + double positive T cells is reduced, and the proportion of DN2 / DN3 stage T cells is increased; the initial T cell output is reduced; and the immune function is reduced. The pathological mechanism is clear; the modeling period is short, and the immune senescence phenotype can be stably obtained within several days; the injury focus is controllable, and systemic stress or hormone interference is avoided; the model has high repeatability and is suitable for mechanism research and drug screening.

The present invention relates to an automated press-fitting equipment and its press-fitting process, including a frame and a lifting and feeding mechanism, a bushing identification mechanism, a bushing rotation detection mechanism, a bushing transfer mechanism, a workpiece dual-position grabbing mechanism and a press-fitting mechanism installed on the frame, wherein the lifting and feeding mechanism is used to output the bushing in a fixed posture; the bushing identification mechanism is used to identify the positive and negative directions of the bushing; the bushing rotation detection mechanism is used to place the bushing in the same state; the bushing transfer mechanism is used to transport the bushing to the press-fitting station; the workpiece dual-position grabbing mechanism is used to pick and place the workpiece. The advantages of the present invention are: stable function during press-fitting, high precision after press-fitting; full monitoring of force and displacement during press-fitting; full automation of the press-fitting process from workpiece feeding, bushing feeding, press-fitting angle, bushing placement, overall press-fitting, etc.; no excessive extrusion during press-fitting causes deformation of the inner hole.

The application discloses a connecting support and a battery assembly. The connecting support comprises a support body and a circuit assembly. The support body comprises a main body part and a blocking part. The main body part is used for mounting an explosion-proof valve of a battery. The blocking part is connected with the main body part. The circuit assembly is at least partially used for shielding the explosion-proof valve. The blocking part is located between the circuit assembly and the explosion-proof valve and is spaced from the circuit assembly and the explosion-proof valve, so as to isolate the sprayed material of the explosion-proof valve from the circuit assembly when the explosion-proof valve is depressurized. Compared with the prior art, the application successfully isolates the direct contact between the sprayed material and the circuit assembly by arranging the blocking part between the circuit assembly and the explosion-proof valve. The blocking part effectively protects the circuit assembly, ensures that the circuit assembly can still work normally under extreme conditions, and provides stable voltage monitoring and signal transmission functions. The safety and reliability of the battery assembly are significantly improved by using the connecting support.

The utility model provides a shovel and pickaxe integrated shovel, relates to the technical field of shovels, and solves the technical problems that tools such as a shovel and a pickaxe are single in structure and inconvenient to use. The shovel and pickaxe integrated shovel comprises a shovel rod and a shovel pickaxe head, the shovel pickaxe head is fixedly connected to one end of the shovel rod, a pickaxe part and a shovel part are formed at the two opposite ends of the shovel pickaxe head respectively, a pickaxe edge of the pickaxe part and a shovel edge of the shovel part are arranged in a mutually deviating mode, and the pickaxe part and the shovel part are of an integrally-formed structure. According to the shovel and pickaxe integrated shovel, the pickaxe part at one end of the shovel and pickaxe head can achieve the pickaxe function, and the shovel part at the other end of the shovel and pickaxe head can achieve the shoveling function without mutual interference; the pickaxe part and the shovel part are of an integrally-formed structure, redundant connecting components are not needed, and the structure is more stable. Use is convenient, functions are diversified, and carrying is convenient.

The invention discloses a telescopic clamping module of a gamepad and the gamepad, and aims to solve the problems that an existing telescopic gamepad integrated clamping structure is complex in mold opening, high in cost and poor in compatibility, and the whole gamepad needs to be scrapped after a clamping part is damaged. The telescopic clamping module comprises a fixed shell and a movable shell which can slide in a telescopic mode relatively, a reset spring is connected between the fixed shell and the movable shell, and fixed ends are arranged at one ends of the outer sides to be connected with a gamepad shell. The fixed shell and / or the movable shell are / is provided with a clamping part, an anti-sliding / anti-abrasion pad is arranged on the front face of the fixed shell, one anti-sliding / anti-abrasion pad is provided with a sliding channel / rail, and the other anti-sliding / anti-abrasion pad is slidably installed in a matched mode. The gamepad comprises a left gamepad, a right gamepad and the telescopic clamping module, and the fixed shell and the movable shell are fixed to the two gamepads respectively. The telescopic clamping function is independent into a module, the design of a handle shell is simplified, the mold opening cost is reduced, clamping is stable, assembling is flexible, a damaged module can be independently replaced, the situation that the whole handle is scrapped is avoided, and the handle is adaptive to a mobile phone or a tablet personal computer.

The invention discloses a network setting method and device, equipment and a medium, and belongs to the technical field of network configuration, and the method comprises the steps: obtaining current network configuration information through a command for displaying all network information; storing the obtained current network configuration information in a memory; refreshing the firmware version of the controller to a second firmware version; starting a second firmware version of the controller, and obtaining a flag bit for setting a network information command; judging whether the flag bit of the network information setting command is a first preset value or not; and in response to the fact that the flag bit of the network information setting command is a first preset value, acquiring current network configuration information in the memory, and performing network setting on the controller again according to the current network configuration information and the command for setting single network information. According to the method, a transition version does not need to be customized, the IPMI command is used for carrying out network configuration reservation setting on the controller, the development difficulty is reduced, and the product development time is shortened.