19results about How to "Increase buffer space" patented technology

The invention discloses a composite three-dimensional current collector prepared based on chemical plating, a metal negative electrode and a metal secondary battery, and belongs to the technical field of metal secondary batteries. The composite three-dimensional current collector comprises a nonmetal three-dimensional skeleton matrix and a metal coating which is uniformly distributed on the surface of the matrix through chemical plating. When the metal battery works, Mg, Li, Na, Ca, Zn and other metals are induced to be subjected to uniform electro-deposition and stripping on the surface of the composite three-dimensional current collector by virtue of affinity among metals, and the three-dimensional porous structure of the matrix provides a buffer space for metal deposition, so that metal ions are subjected to rapid and uniform electro-deposition; the stability of an electrode interface can be enhanced, dendritic crystal growth is reduced, the electrodeposition overpotential of metal is reduced, and the service life of a metal negative electrode is prolonged. The composite three-dimensional current collector prepared on the basis of chemical plating solves the problem of non-uniform growth of a metal negative electrode, and is an effective way for commercialized production of a metal secondary battery.

The utility model discloses an intelligent anti-collision navigation buoy, which relates to the field of river navigation, comprises a lamp cabin, and is characterized in that the lamp cabin is a cylinder, a battery is mounted at the top of the lamp cabin, a lamp tube is fixedly mounted at the top end in the lamp cabin and corresponds to the battery, the lamp tube is hung in the center in the lamp cabin, and the lamp tube is connected with the lamp cabin. A clamping jaw structure is fixedly arranged on the outer cylindrical face of the lamp cabin, the clamping jaw structure is slidably connected with a clamping jaw, the signboard is convenient to replace, a light-emitting component is located in the main body, contact with the outside is reduced, the service life is prolonged, the lower end air cabin is designed in a split mode, and the performance of being prevented from being collided and frozen and extruded is improved.

The invention discloses a battery monomer, a battery device, a power utilization device and a preparation method of an electrode assembly. The battery monomer provided by the invention comprises a shell assembly and an electrode assembly, wherein the shell assembly is provided with an accommodating space; the electrode assembly is arranged in the accommodating space; wherein the electrode assembly comprises an anode pole piece, a cathode pole piece and a diaphragm for separating the anode pole piece from the cathode pole piece, the electrode assembly is wound, and a central hole is formed in the electrode assembly; the interlayer spacing in at least partial area of the electrode assembly arranged in the circumferential direction of the electrode assembly is set to be gradually reduced from the first preset number of turns along with the increase of the number of turns of winding and to be ended after the second preset number of turns, the second preset number of turns is larger than the first preset number of turns, and the first preset number of turns is arranged close to the center hole. Therefore, the interlayer spacing of the partial region close to the central hole is larger than the interlayer spacing of the partial region far away from the central hole, so that the risk of collapse of the central hole is relieved, and the reliability of the battery monomer is improved.

The utility model discloses a glass cutting surface polishing device, relates to the technical field of glass polishing devices, and aims to solve the technical problem that one pressed side of glass is easy to crack in the polishing process due to the fact that a current clamping structure horizontally clamps and fixes the glass and has no buffer space. Two polishing driving mechanisms are fixedly arranged on the upper surface of the fixing table and are symmetrically arranged, and through the design of the first buffering piece and the second buffering piece, the buffering space is increased while the effect of stably clamping and limiting glass can be kept; and when the glass is pressed in the polishing process, the hollowed-out pads in the same direction can be extruded to contract and incline, so that the protectiveness of the glass can be improved. The glass clamping device has the advantages that after the glass is clamped, the glass has a certain inclined effect, the probability of cracking caused by direct pressure in the polishing process is reduced, and the glass polishing protection is improved.

The application relates to an inductor and an electronic device. The inductor comprises a magnetic column, a skeleton and a coil. The skeleton is arranged on both sides of the magnetic column along the axial direction of the magnetic column, and the coil is arranged outside the magnetic column. The skeleton has a first mounting hole, and a part of the magnetic column is sleeved in the first mounting hole. In a plane perpendicular to the axial direction of the magnetic column, the minimum distance L between the wall part surrounding the first mounting hole and the magnetic column satisfies L1 >= 2 mm. The buffer space between the skeleton and the magnetic column is increased, the risk of cracking of the part of the magnetic column located in the first mounting hole is reduced, the risk of performance deterioration, total energy consumption increase, abnormal temperature rise, electromagnetic interference increase, noise increase and other problems of the inductor is reduced, the temperature of the inductor during work is reduced, and the performance of the inductor is improved.

The embodiment of the utility model provides a battery module, a battery pack and an energy storage system. The battery module comprises a plurality of batteries which are sequentially arranged along a first direction. In addition to the batteries, the battery pack further comprises a heat insulation piece, and the heat insulation piece is located between every two adjacent batteries. When the heat insulation piece is specifically arranged, the heat insulation piece comprises a heat insulation layer, the heat insulation layer has good heat insulation performance, and the heat insulation layer can block heat conduction and restrain spreading of thermal runaway between every two adjacent batteries. The heat insulation layer is of an elastic structure and has good compressibility. Specifically, when the extrusion strength borne by the heat insulation layer is larger than or equal to 0.5 Mpa and smaller than or equal to 5.0 Mpa, the residual thickness of the heat insulation layer is larger than or equal to 20% of the gaps of the battery cells and smaller than or equal to 50% of the gaps of the battery cells. When the battery is expanded, the thermal insulating layer can provide a part of space for the expansion of the battery, so that the demand of the battery on the space due to the expansion is relieved, the attenuation of the battery is slowed down, and the service life of the battery is prolonged.

The utility model discloses a crucible turnover device which comprises a rack, the inner wall of the rack is fixedly connected with a linear motor, the driving end of the linear motor is fixedly connected with a sliding seat, one side of the outer wall of the sliding seat is provided with a clockwise and anticlockwise turnover mechanism, and the outer portion of the clockwise and anticlockwise turnover mechanism is provided with a synchronous clamping mechanism. And clamping arms are fixedly connected to the two sides of the synchronous clamping mechanism correspondingly, and clamping mechanisms are arranged on the sides, close to each other, of the two clamping arms correspondingly. The clockwise and anticlockwise overturning mechanism, the synchronous clamping mechanism and the clamping mechanism are matched with one another, on the basis of an existing clamping plate, the structure of the clamping plate is improved, the clamping plate can be better attached to the outer surface of a crucible for clamping, rubber on the clamping plate is attached through special glue, machining of mounting holes in the clamping plate is omitted, manufacturing time is saved, and production efficiency is improved. In the double-layer rubber plate, the foaming silica gel plate is arranged at the bottom and can provide a larger buffering space, and the soft silica gel plate is arranged at the upper layer and can provide better friction force and reduce the needed clamping force at the same time.

The utility model relates to the technical field of energy storage power supplies, and discloses a portable energy storage power supply, which comprises a main body mechanism, an external mechanism and an auxiliary mechanism, the main body mechanism is positioned inside the external mechanism, the auxiliary mechanism is positioned at the back of the external mechanism, the main body mechanism comprises a placing groove, the inner wall of the placing groove is fixedly connected with a screw hole, and the screw hole is fixedly connected with a screw rod. The inner wall of the placing groove is in contact with the surface of a power supply block, the outer wall of the power supply block is fixedly connected with clamping blocks, the inner walls of the clamping blocks are in threaded connection with first bolts, the front face of the power supply block is fixedly connected with a connecting port, the front face of the power supply block is fixedly connected with a display screen, the number of the screw holes is four, and the number of the clamping blocks is four. The number of the first bolts is four, the inner walls of the containing grooves make contact with the surfaces of the clamping blocks, and the inner walls of the screw holes are in threaded connection with the first bolts. According to the utility model, the power supply block and the clamping block are installed in the placing groove, and the first bolt passes through the clamping block and the screw hole to fix and dismount the power supply block.

The utility model relates to the technical field of cache machines, in particular to a PCB cache machine which comprises a lifting table and a top plate, the lifting table and the top plate are fixedly connected through a supporting rod, a first cache plate and a second cache plate are arranged on the lifting table, the first cache plate is fixedly installed on the lifting table, and the second cache plate is fixedly installed on the top plate. A distance adjusting mechanism for driving the second cache plate to be close to or away from the first cache plate is arranged at the bottom of the top plate, multiple layers of conveying mechanisms are arranged on the opposite sides of the first cache plate and the second cache plate, and multiple sets of electric telescopic rods are arranged on the sides, away from each other, of the first cache plate and the second cache plate; the electric telescopic rods are distributed at intervals in the conveying direction of the conveying mechanism, the ends of piston rods of the electric telescopic rods are fixedly connected with connecting plates, the connecting plates are fixedly connected with mounting plates through connecting rods, one sides of the mounting plates are longitudinally and fixedly connected with a plurality of partition plates, through grooves are formed in the first cache plate and the second cache plate and right opposite to the partition plates, and the partition plates are slidably connected with the through grooves; according to the utility model, the temporary storage quantity of the PCBs is increased.

The invention discloses a flow field conversion mechanism and a refrigerating machine with the same, and belongs to the technical field of refrigerating machines, the flow field conversion mechanism comprises a rotor part and a stator part, the rotor part is provided with a first counter bore and a second counter bore which are annularly distributed, the radial size of the first counter bore is larger than that of the second counter bore, and the stator part is provided with a stator. A first direct current counter bore communicated with the second counter bore is formed in the center of the rotor part; the stator part is provided with a first deep hole and a second through hole, the position of the first deep hole corresponds to the position of the proximal end of the first counter bore, the position of the second through hole corresponds to the radius position of the second counter bore, and the stator part is further provided with a first direct-current through hole matched with the first direct-current counter bore. The refrigerating machine comprises the flow field conversion mechanism, the flow field conversion mechanism serves as a middle structure of the refrigerating machine and a compressor, airflow exchange between the refrigerating machine and the compressor is achieved, and direct-current airflow is converted into alternating airflow to be supplied to the refrigerating machine.

This utility model discloses an anti-slip and wear-resistant rubber wheel. The key technical points are: it includes a hub providing support and installation space, and a tire mounted on the hub. The tire comprises an inner tube and an outer tube. The inner tube is mounted on the hub, with its inner side in contact with the hub. A buffer element, made of elastic material, is provided on the outer side of the inner tube, allowing it to elastically deform upon impact. The inner side of the outer tube contacts the buffer element and the inner tube, and anti-slip treads are provided on its outer side. The tire of this utility model consists of an inner tube and an outer tube. The inner tube has a mounting groove to accommodate the buffer element, and multiple buffer elements are evenly distributed around the inner tube's circumference. The outer tube has anti-slip treads, and the components fit tightly together, improving the tire's wear resistance and anti-slip performance.

The present invention discloses a front cover decorative cover assembly, comprising a front cover decorative cover outer plate and a front cover decorative cover inner plate arranged on the lower side of the front cover decorative cover outer plate, and also comprising a mounting assembly connected to the front cover decorative cover inner plate, the mounting assembly extending downward from the front cover decorative cover inner plate, the mounting assembly being able to be connected to a car water gutter, and after the mounting assembly is connected to the car water gutter, a space can be created between the front cover decorative cover inner plate and the car water gutter; a weak structure is arranged on the mounting assembly, so that after the front cover decorative cover outer plate is hit, the mounting assembly can collapse and deform. The present invention can reduce the damage to pedestrians' heads, and while achieving lightweight, it also takes into account pedestrian head protection performance.

The utility model discloses a transportation packaging structure of an intelligent mower, which comprises an outer packaging box, the inner top of the outer packaging box is movably connected with a bottom paper card, one side of the inner side surface of the outer packaging box is movably connected with a front blocking paper card, and the bottom of the inner side surface of the front blocking paper card is movably connected with a wire box. The top of the inner side face of the front blocking paper card is movably connected with an adapter box. According to the transportation packaging structure of the intelligent mower, through the arrangement of the outer packaging box, the bottom paper card, the front blocking paper card, the rear blocking paper card, the top paper card and the anti-cutting plate, a plurality of packaging structures adopt an economical and environment-friendly full-corrugated paper packaging transportation structure, all the components are formed through buckling after being folded, the structural strength is high, the bearing capacity is good, and the buffering performance is high; the top paper cards improve the buffering performance in the transportation process, mechanical impact from the top and the left and right sides is reduced, the packaging size is reduced, production is faster and more convenient, the mold cost is reduced, and the packaging cost is reduced.

The utility model discloses a protection device for an oxygen tank pressure gauge, which comprises a lantern ring, a receding groove is arranged on the lantern ring, and a protection sleeve assembly is arranged at one end of the lantern ring. The protective sleeve assembly comprises a reinforcing ring fixedly connected with the lantern ring, the side, away from the lantern ring, of the reinforcing ring is fixedly connected with an arc-shaped sleeve, and the inner wall of the arc-shaped sleeve is fixedly connected with a center column. According to the utility model, the protective sleeve assembly is arranged, the arc-shaped sleeve is matched with the central column to protect the instrument panel of the barometer, the arc-shaped sleeve has higher physical strength and can have larger buffer space when being collided, and the central column is arranged to protect the instrument panel of the barometer on the premise of not shielding a pointer on the instrument panel watched by a user. The arc-shaped sleeve can be prevented from rebounding after being subjected to large-force collision, the protection effect of the arc-shaped sleeve on the instrument panel part is further improved, and it is ensured that the pressure gauge cannot be damaged when the ambulance executes tasks.

The utility model discloses an alternate kneading type simulated human massage pillow for cervical vertebra massage, which relates to the technical field of massage pillows, and comprises a wrapping sleeve, side plates are arranged on two sides of the wrapping sleeve, a charging port is arranged on the left side of each side plate, a massage pillow core is arranged on the inner sides of the side plates and the wrapping sleeve, a massage device is arranged on the inner side of the massage pillow core, and the massage device is arranged on the inner side of the massage pillow core. A power supply connecting hole is formed in the outer surface of the left side of the massage device, a neck massage block and a long and short massage block are arranged on the outer surface of the front end of the massage device, and a mounting block is arranged on the outer side of the neck massage block. According to the alternate kneading type simulated human massage pillow for cervical vertebra massage, the neck massage blocks and the long and short massage blocks can slide relative to the massage device through the arranged movable springs, and when the cervical vertebra of a user leans against the cervical vertebra arc-shaped face, the cervical vertebra can extrude the neck massage blocks and the long and short massage blocks to move downwards, so that the massage device can massage the cervical vertebra. Therefore, a great buffer space is reserved for the cervical vertebra of a user.

The utility model discloses a light weight crawler system for robot, including rubber crawler, a front guide wheel, a driving wheel, a plurality of upper riding wheels, the bottom edge of rubber crawler is provided with a front support wheel set and a rear support wheel set, the front support wheel set includes a front support beam and two front support wheels, and the rear support wheel set includes a rear support beam and two rear support wheels. The rear supporting wheel set comprises a rear supporting beam and two rear supporting wheels, a front suspension supporting arm is hinged to the middle of the front supporting beam, a rear suspension supporting arm is hinged to the middle of the rear supporting beam, and the upper end of the front suspension supporting arm and the upper end of the rear suspension supporting arm are hinged to the side wall of the vehicle body. A front shock absorber hinged to the middle of the front suspension supporting arm is arranged on the side wall of the vehicle body behind the front suspension supporting arm, and a rear shock absorber hinged to the middle of the rear suspension supporting arm is arranged on the side wall of the vehicle body in front of the rear suspension supporting arm. The light-weight track system has the advantages of being simple in structure and light in weight, has the reversing damping capacity, and can effectively prevent carried investigation equipment from being damaged due to impact vibration generated in the reversing process.

The utility model discloses a high-safety automobile door panel, which relates to the technical field of automobile parts and comprises a door panel main body, an inner cavity is arranged in the middle of the door panel main body, a support component is arranged in the middle of the inner cavity, a protective component is arranged on the side surface of the support component, and the support component comprises a reinforcing frame. A top supporting plate is arranged at the top of the reinforcing frame, a mounting side plate is arranged on the side face of the reinforcing frame, a buffer damper is arranged in the middle of the mounting side plate, a connecting rubber pad is arranged at one end of the buffer damper, and a first connecting spring is arranged outside the buffer damper. The door plate body is supported and buffered through the arranged supporting assembly, the supporting force of the door plate body is increased through the arranged reinforcing frame, generated impact force is buffered through the buffering damper and the first connecting spring which are arranged on the side face of the reinforcing frame, and the service life of the device is prolonged.

The utility model relates to the technical field of drying machines, and discloses a low-breakage-rate semi-coke drying machine which comprises a drying machine body, machine doors are arranged on the left side and the right side of the front end of the drying machine body respectively, a control panel is fixedly connected to the outer wall of the front end of the machine door on the right side, and a plurality of connecting plates are fixedly connected to the opposite sides of the rear ends of the machine doors on the two sides respectively. Grooves are formed in the left side and the right side of the front end of the drying machine body correspondingly, electric push rods are fixedly connected to the inner walls of the grooves in the two sides correspondingly, and the electric push rods on the two sides are connected with a machine door through transmission assemblies correspondingly. According to the semi-coke drying device, the integrity and stability of the device are protected through the buffer assembly, the breakage rate of semi-coke is reduced, the effect of improving the quality of finished products is achieved, through cooperation of the motor, the rotating shaft, the containing plate and the partition plate, the semi-coke can rotate, the drying speed of the semi-coke is increased, and the effect of improving the production efficiency is achieved.

The utility model discloses an anti-static plastic packaging bag which comprises a packaging bag main body, the packaging bag main body is provided with a base paper layer, the packaging bag main body is provided with an opening end, and the base paper layer is sequentially provided with a second air bubble film layer, an inner waterproof layer and an inner anti-static layer in the inner side direction of the packaging bag. A first film layer, a reinforcing layer and an outer waterproof layer are sequentially arranged on the base paper layer in the outer side direction of the packaging bag, a hydrophobic layer is arranged on the outer side of the outer waterproof layer, and a heat sealing layer is arranged at the opening end of the packaging bag body. The base paper layer, the second air bubble film layer, the first air bubble film layer, the outer waterproof layer and the inner waterproof layer are all made of degradable materials, so that good environmental protection performance is shown, buffering protection of the packaging bag to electronic elements can be improved through cooperation of the second air bubble film layer and the first air bubble film layer, and the packaging bag is good in anti-static effect through arrangement of the inner anti-static layer. Generation and accumulation of static electricity can be effectively prevented, so that electronic components are protected from being damaged by electrostatic discharge.