70results about How to "Nothing will happen" patented technology

The utility model discloses a kind of plastic accessory automatic polishing mechanism, including workbench, intercept net and threaded rod;The side of workbench is provided with recessed frame, the side of the side of recessed frame is provided with motor A;Intercept net is arranged in the top side of workbench, and the top of workbench is provided with slide rail;The utility model is slid on slide rail by cylinder A to promote moving lug, can accurately move plastic accessory to specified polishing position, cooperate the fixing of plastic mould to plastic accessory, ensure that plastic accessory is stable in position during polishing process;Through the collaborative work of cylinder A, motor A, cylinder B and motor B and the like components, realize a series of operations such as plastic accessory from clamping, polishing component moves to polishing operation and waste cleaning automation, reduce manual intervention;Through dust collector and hopper of workbench bottom formed waste cleaning system, waste generated can be sucked in time during polishing process, avoid waste accumulation.

The utility model discloses a device for lapping two mutually perpendicular belt conveyors. The two mutually perpendicular belt conveyors are respectively a first belt conveyor and a second belt conveyor. The device comprises a heightening conveying frame and a supporting bracket, the heightening conveying frame is obliquely arranged, one end of the heightening conveying frame is close to a first belt conveyor, and the other end of the heightening conveying frame continuously inclines upwards and is close to a second belt conveyor; the supporting bracket is located between the heightening conveying frame and the second belt conveyor, and an unloading roller and an unloading arm are installed on the supporting bracket. According to the utility model, only the heightening transportation frame and the supporting bracket need to be added, no extra power equipment needs to be added, the transportation cost is greatly reduced, and the unloading roller and the unloading arm of the first belt conveyor are disassembled during use and then are mounted on the supporting bracket; and the conveying belt is connected with the belt of the first belt conveyor, so that the coal of the first belt conveyor can be unloaded to the second conveyor.

The utility model provides production equipment for secondary processing of flame-retardant paper, which relates to the technical field of flame-retardant paper production and comprises a workbench, flame-retardant paper is placed on an unwinding mechanism and is pulled to sequentially pass through a solvent pool, a cleaning pool, a traction mechanism, a drying box and a winding mechanism, and meanwhile, an adjusting piece can be adjusted, so that the flame-retardant paper can be subjected to secondary processing. The positions of the unwinding mechanism and the winding mechanism are adjusted, it is ensured that the flame-retardant paper cannot be loosened or excessively tightened in the unwinding process, the flame-retardant paper is subjected to coating treatment through the solvent pool, the roll paper is cleaned through the cleaning pool, redundant substances are removed, the surface of the roll paper is cleaner and tidier, the drying box generates heat through heating, and the drying efficiency is improved. The moisture and residual solvent on the surface of the roll paper are quickly volatilized, so that the flame-retardant layer is cured on the surface of the roll paper, the dried flame-retardant paper is neatly wound on the winding mechanism, the tension of the flame-retardant paper in the winding process is ensured to be uniform by adjusting the adjusting piece, and the paper is prevented from wrinkling or loosening.

The application relates to the field of vacuum aluminum-plated paper processing and specifically discloses a dry-wet compounding process for vacuum aluminum-plated paper. The dry-wet compounding process for vacuum aluminum-plated paper comprises the following preparation steps: S1, coating a bottom adhesive on a film, and heat setting one side of the bottom adhesive close to the film; S2, compounding the heat-set bottom adhesive with base paper, curing the bottom adhesive, and forming a bottom coating layer on the surface of the base paper; S3, vacuum aluminum plating on the side of the bottom coating layer away from the base paper to form a vacuum aluminum-plated layer; and S4, coating a surface adhesive on the side of the vacuum aluminum-plated layer away from the bottom coating layer, curing to form a surface coating layer, and obtaining vacuum aluminum-plated composite paper. The dry-wet compounding process can improve the amount of the bottom adhesive without causing overflow of the bottom adhesive, improve the folding resistance of the obtained vacuum aluminum-plated paper, and solve the color explosion problem.

The utility model relates to an electric toilet brush which comprises a shell, an installation ring arranged on the left side of the shell, a brush head rotationally arranged in the installation ring, a motor arranged on the right portion in the shell, an output shaft of the motor connected with the brush head, a sealing plug arranged on the right side of the shell, a left rod arranged on the sealing plug, a right rod arranged on the left rod through a folding assembly, and a handle arranged on the right side of the right rod. A start key is arranged on the grip, and an electric wire is connected between the start key and the motor. The toilet brush structure is designed to be foldable, the left rod and the right rod are folded and unfolded through the folding assembly, the toilet brush can be folded in the selling and transporting process, the packaging size is greatly reduced, and therefore the transportation cost and the logistics cost are reduced; the electric wire is arranged in the right rod and the left rod, the folding assembly can protect the exposed electric wire in the folding process, the electric wire is prevented from being damaged in the folding or using process, the service life of the electric wire is prolonged, and the durability of the product is enhanced.

The utility model provides a prevent falling heightening baffle for sickbed, including baffle main part and detachable installation structure, wherein, baffle main part is provided with first lug and second lug, and first lug and second lug can be inserted to the first hollowing and second hollowing position of sickbed bed baffle, detachable installation structure can fix and install baffle main part on sickbed bed baffle, use, and the lug is respectively aligned with hollowing installation into, and the interference fit of lug and hollowing installs baffle main part on sickbed bed baffle, after installation, baffle main part is firmly fixed on sickbed bed baffle through detachable installation structure, the utility model discloses a prevent falling heightening baffle for sickbed, installs baffle main part on sickbed bed baffle, and the height of sickbed bed baffle is increased, like this, even if not using the restraint of belt to the old patient, when they turn over on the bed or other activities, the falling of bed also does not occur, this not only avoids the physical discomfort of the old patient who is brought by belt, also reduces their psychological resistance.

The present application relates to steel structure production and processing equipment technical field, disclose a kind of based on round steel misplacement arrangement's dead angle-free shot blasting tool, including base, column fixed on the upper surface of base and crossbeam fixed between adjacent two columns, crossbeam is used to support steel structure part plate, the upper surface of crossbeam is fixed with two columns of round steel, and two columns of round steel are mispositioned, round steel is equidistantly arranged along the length direction of crossbeam, round steel is vertically arranged vertically, the present application uses full-welded rigid frame, discards bolt, component such as slot, no movable part can improve stability, and overall impact resistance is stronger, only by vertical round steel fixed steel structure part plate, round steel misplacement arrangement, completely eliminate shot blasting dead angle, guarantee rust removal quality, adapt to multi-specification steel structure part plate, strong universality, without replacing tool, reduce production cost, improve steel shot utilization, fully the effect of shot steel is applied to steel structure part plate, also correspondingly reduce the wear of equipment.

This utility model relates to the field of personal care products technology, specifically a front-flow design structure for disposable diapers to prevent soiling. It includes a diaper body and an elastic barrier band structure positioned on the inner absorbent layer of the diaper body. The elastic barrier band structure starts from the outer side of one waist, extends through the groin area on the same side to the perineum, and then extends to the outer side of the other waist. This utility model, by setting the elastic barrier band structure in a three-dimensional "∞" shape, can divide the interior of the diaper body into independent rear and front areas. This innovative design effectively prevents feces and other stains from overflowing from the rear area to the front, avoiding the soiling spread problem common in traditional diapers. For example, during use by infants or adults, when excrement accumulates in the rear area, the elastic barrier band structure acts as a barrier.

The utility model provides an edge ironing device for a papermaking felt, which relates to the field of edge ironing devices, comprises a base, and is provided with a cooling device, so that a second bracket and a spray pipe can be adjusted to a certain height on a first bracket by starting an adjusting device according to the thickness of the papermaking felt; the corrugated pipe can be correspondingly stretched or contracted, then when the edge ironing machine irons the edge of the paper making felt and conveys the paper making felt out through the conveying belt, the air pump can be started to suck air into the air inlet box, and then the air enters the corrugated pipe through the outlet and is exhausted through the spraying pipe. According to the technical scheme, the air is blown to the position, subjected to edge ironing processing, of the papermaking felt to conduct air cooling on the papermaking felt, in this way, after the papermaking felt is directly wound in the later period, the situation that the shape of the papermaking felt is deformed due to the fact that the residual temperature at the edge of the papermaking felt is too high is avoided, the quality of the processed papermaking felt is improved, winding and storage are convenient and fast, and the processing efficiency of the papermaking felt is improved.

The utility model discloses a circulating ventilation device for improving the material melting stability of a shaft kiln, which comprises a shaft kiln body, a preheating zone, a calcining zone and a cooling zone are sequentially arranged in the shaft kiln body from top to bottom, and the bottom of the cooling zone is communicated with a ventilation pipeline through an air inlet. The upper end of the ventilation pipeline communicates with an air outlet in the top of the preheating zone, and one end of the right side of the ventilation pipeline is connected with a frequency conversion fan. The circulating ventilation system is arranged, hot air exhausted by the cooling belt is used for preheating cold air, heat recycling is achieved, the energy utilization efficiency is improved, energy consumption in the production process is reduced, the frequency conversion draught fan and the flow adjusting valve on the ventilation pipeline can accurately adjust the ventilation quantity and the air quantity of all the air spraying openings, and the production efficiency is improved. And the uniformity of ventilation in the kiln is ensured, so that materials can be uniformly heated in the calcining process, the stability of material melting is effectively improved, and the improvement of the product quality is facilitated.

The utility model discloses a product heat treatment anti-deformation device which comprises a side plate, a baffle is fixedly connected outside the side plate, a sleeve is rotatably connected inside the baffle, and a groove is formed in one side, close to the baffle, inside the sleeve. According to the product heat treatment anti-deformation device, an adjusting plate is rotated to extrude a sliding rod through a chute, so that the sliding rod drives a sliding plate to move, then the sliding plate drives a threaded rod to move, the threaded rod retracts inwards and is separated from the sliding plate, and the position of the sliding plate can be directly moved; the threaded rods are controlled to be opened outwards by rotating the adjusting plate, the threaded rods are combined with the sliding plate, the six opened threaded rods are spliced into the lead screw, the lead screw can be driven to rotate by rotating the sleeve, the sliding plate is driven by the lead screw to be attached to a machined part, and therefore the machined part is fixed. Therefore, the situation that the sliding plate cannot be attached to the machined part is avoided, and the adaptability is higher.

The utility model discloses a device for acquiring water samples of different water layers, which relates to the field of water sampling and comprises a sampling main body, the sampling main body is provided with a plurality of mutually independent chambers, all the chambers are arranged along the depth direction of the sampling main body, each chamber is provided with a sampling port, a slide rail is arranged at the sampling port, a baffle is slidably connected in the slide rail, and the baffle is connected with the sampling main body. The baffle slides, so that the sampling port can be switched between an opened state and a closed state; all the baffles are connected with a driving device, and the driving device can drive the baffles to slide in the sliding rails; the top of each chamber is connected with an exhaust pipe, and an exhaust port of the exhaust pipe is close to the topmost position of the sampling main body. According to the utility model, water samples of different water layers can be effectively obtained, electronic or electric equipment is not needed, pure mechanical sampling is utilized, the service life of the device is prolonged, and the possibility of damage is reduced.

The present disclosure provides a kind of vehicle-mounted power supply audio integrated transmission structure and vehicle-mounted transmission wire harness, above-mentioned structure includes power supply plug, power supply wire assembly and audio power supply wire assembly, power supply wire assembly includes power supply positive pole component, power supply ground component and power supply terminal, power supply positive pole component includes positive pole power supply wire, positive pole branch piece and positive pole wire, positive pole branch piece includes positive pole rubber block, positive pole shunt terminal, positive pole covering film and positive pole branch piece, power supply ground component includes negative pole wire, negative pole branch piece and negative pole wire, negative pole branch piece includes negative pole rubber block, negative pole shunt terminal, negative pole covering film and negative pole branch piece.Assemble power supply positive pole component, adjacent positive pole wire is separated by a positive pole branch piece, then by positive pole covering film, so that positive pole wire and positive pole branch piece are linear distribution on cross section, assemble power supply ground component also uses the same effect, guarantee vehicle-mounted central control can be normally powered.

The utility model relates to the technical field of agricultural pesticide spraying, in particular to a multi-angle pesticide sprayer which comprises a pesticide spraying box used for storing pesticide for use, the top of the outer wall of the pesticide spraying box is connected with a pesticide inlet pipe communicated with the interior of the pesticide spraying box, and a blocking cover is arranged on the pesticide inlet pipe; the pesticide discharging mechanism is used for spraying out pesticide in the pesticide spraying box, and the pesticide discharging mechanism is located on one side of the bottom of the pesticide spraying box; through the effect of the pesticide spraying mechanism, when the spraying angle of the pesticide spraying head needs to be adjusted, an operator only needs to rotate the rotating shaft, due to the meshing effect of the transmission gear, the transmission shaft can synchronously rotate, then the pesticide spraying head is driven to rotate with the rotating shaft as the circle center, accurate adjustment of the spraying angle is achieved, and the adjusting mode is simple in operation and high in practicability. The adjusting precision is high, the spraying angle can be rapidly adjusted according to the actual situation, and it is ensured that pesticide can be accurately sprayed to a target area.

The application discloses a kind of segmented hole sealing multi-tube synchronous grouting device and construction method, belong to grouting equipment technical field, including multiple grouting pipes, multiple segmented covers, multiple segmented membrane bags and multiple pressure valves;Multiple segmented covers are set on multiple grouting pipes according to preset grouting section distance interval along grouting pipe length direction;Each grouting pipe includes inlet section pipe body and outlet section pipe body, inlet section pipe body is provided with membrane bag inlet, outlet section pipe body is provided with grouting port, and the membrane bag inlet and grouting port of each grouting pipe are set according to preset grouting section distance interval;Each segmented membrane bag is located at adjacent grouting section boundary and wraps corresponding membrane bag inlet;Each pressure valve is installed inside grouting pipe and located in the pipe section covered by segmented membrane bag, and the pressure valve is configured to: when the pressure of liquid in the pipe is less than the set threshold, it is closed, and it is opened and kept irreversible opening after exceeding the threshold.The application realizes reliable segmented hole sealing, prevents grouting and multi-tube synchronous grouting, improves construction efficiency and grouting quality.

This invention discloses a geological sampling and testing device for coal mine exploration, relating to the field of coal mine geological sampling technology. The invention includes a frame and a drive assembly mounted on the frame. The drive assembly includes a sampling tube disposed on one side of the frame, with a compression assembly sleeved around the periphery of the sampling tube. The compression assembly includes a kit, with an arc-shaped groove at the top and a strip-shaped groove on the inner sidewall of the kit. The arc-shaped groove and the strip-shaped groove are interconnected to form an L-shaped through hole. A scraper is welded to the inner side of the top of the kit. Each adjacent kit is connected by an elastic rope, and the bottom of the kit is slidably disposed inside a wedge-shaped block via two movable blocks. This invention, by continuously moving the movable bearing back and forth at both ends of the lead screw, can complete multiple extractions of the sampling tube, ultimately removing it. This simple and quick structure reduces the difficulty of manually extracting the sampling tube.

The utility model discloses a double taper screw expansion bolt which comprises a screw, an expansion sleeve and a nut, the screw comprises a head part and a rod part, the head part is axially provided with a first taper layer, a buffer layer connected with the first taper layer and a second taper layer connected with the buffer layer, the conical surface angle of the second taper layer is greater than that of the first taper layer; the first taper layer and the second taper layer are axially arranged on the head portion of the screw rod of the expansion bolt, the first taper layer makes contact with the expansion sleeve when screwed, so that the expansion sleeve expands outwards, deforms and is self-locked and embedded into the base material to provide anchoring force, the expansion sleeve enters the second taper layer along with increase of screwing force, and therefore the anchoring effect is achieved. Due to the fact that the taper of the second taper layer is further expanded, the expansion sleeve is further expanded for self-locking, and the anchoring force is further expanded; along with the increase of the screwing force, the expansion sleeve reaches the tail end of the second taper layer, the maximum expansion effect is achieved at the moment, and the anchoring force reaches the maximum value.

This invention discloses an adjustable automotive expansion valve and method, belonging to the field of expansion valve technology. It includes a valve body, a rotary progressive valve opening assembly connected to the middle of the valve body, a self-locking valve body switch drive assembly connected to the upper end of the valve body, and a self-limiting manual adjustment assembly connected to the lower end of the valve body. The self-locking valve body switch drive assembly senses the temperature at the upper end of the valve body and drives the rotary progressive valve opening assembly to move. The rotary progressive valve opening assembly gradually controls the flow rate of the condensate at the lower end of the valve body, thereby achieving temperature regulation at the upper end of the valve body. When either the self-locking valve body switch drive assembly or the rotary progressive valve opening assembly malfunctions, the self-limiting manual adjustment assembly manually adjusts the condensate flow rate. The self-locking valve body switch drive assembly facilitates disassembly, replacement, and repair.

This utility model discloses an evaporation treatment device for urban sewage treatment, including a walking frame and a suction pump. An evaporation component is mounted on one side of the upper surface of the walking frame via a fixed bracket. A stirring structure is mounted on the top of the evaporation component, and a sewage discharge pipe is mounted on the bottom of the evaporation component. A sludge discharge component is mounted on the sewage discharge pipe. A drain component is located below the output end of the evaporation component and is mounted on the upper surface of the walking frame. A filter structure is mounted on the other side of the upper surface of the walking frame. The filter structure is connected to the evaporation component through a steam discharge structure. The suction pump is fixed on the upper surface of the walking frame, and a suction pipe is mounted on the input end of the suction pump. The suction pipe is connected to the top of the evaporation component through a water supply pipe. The heating ring is made of a high-efficiency thermally conductive material, which can quickly and evenly transfer heat to the inner evaporation tank, so that the sewage is heated evenly. The inner wall of the inner evaporation tank is specially treated, with a smooth surface that is not easy to accumulate scale and is easy to clean and maintain.

The application provides a wireless link-based missile-borne measurement and control parameter binding and online upgrading method and system. Through multiplexing the wireless upgrading architecture of the original measurement and control link, adopting the standardization data frame format design with fixed length, combining single frame transmission with missile-borne confirmation and frame count increment, the wireless transmission error correction mechanism based on frame count continuous check sum and CRC double verification, and the internal data interaction process of the missile-borne measurement and control combined master control module bus transfer and function module ID matching, combined with a series of schemes such as data read-back comparison verification, the problems of existing wireless transmission error code, independent upgrading and loading of each module, poor data transmission reliability and the like are solved, and independent, reliable and accurate wireless parameter binding and program online upgrading of each function board and sensor unit of the missile-borne measurement and control single machine are realized.

The double-button pressing switching type constant-temperature shower comprises a box body, a constant-temperature valve element seat, a back plate and a connecting adjusting assembly, the box body is provided with an installation cavity, the constant-temperature valve element seat is located in the installation cavity, a first button, a second button and a temperature adjusting rotary knob are formed on the constant-temperature valve element seat, and the first button and the second button extend out of the surface of the box body. The first button and the second button are respectively used for controlling waterway communication of the shower head and the spray head, the temperature adjusting knob is used for controlling water temperature adjustment, a first water outlet is formed in the upper end of the constant-temperature valve core seat and connected with the gooseneck type vertical pipe, the end of the gooseneck type vertical pipe is connected with the shower head, and a second water outlet is formed in the lower end of the constant-temperature valve core seat and connected with the shower head. The back plate is connected to the back face of the box body, the projection of the vertical section of the back plate covers the projection of the vertical section of the box body and the projection of the vertical section of the gooseneck type vertical pipe, the back plate and the wall are leveled and connected through the connection adjusting assembly, and installation is stable and attractive.

The present application relates to the technical field of intelligent visual monitoring, in particular to a target relay tracking and three-dimensional positioning system based on multi-camera cooperation, which comprises a video acquisition module, a target analysis module and a monocular tracking module. Image capture devices arranged at multiple positions continuously acquire monitoring video streams and transmit them to an image processing device. The device analyzes the video streams in real time, identifies candidate target frames, class labels and confidence scores, filters out low-confidence target frames according to a preset threshold, determines initial detection targets and assigns unique identity labels. The system extracts the deep convolutional neural network feature vector of the target, matches it with the features of the historical trajectory library, and matches the target with the original trajectory identity. If the target is not matched, a new trajectory is generated, forming a sequence of frame-by-frame trajectory points with identity labels. This system can reduce the interference of invalid detection data, avoid target identity confusion, and maintain the continuity and stability of the tracking trajectory within the field of view of a single camera.

One end of the blanking pipe is connected with a material cup, the other end of the blanking pipe is connected with a bead guide plate, the height of the cross section of a cavity of the blanking pipe is matched with the thickness of a special-shaped embroidery bead, and the length of the longest side of the upper edge and the lower edge of the cross section of the cavity is matched with the length of the longest side of the upper edge and the lower edge of the longitudinal section of the special-shaped embroidery bead. The special-shaped embroidery beads can sequentially penetrate through the discharging pipe in the set direction and fall onto the bead guide plate. The shape of the cross section of the cavity of the discharging pipe is matched with the shape of the longitudinal section of the special-shaped embroidery beads falling into the bead guide plate, one end of the discharging pipe is communicated with the inner cavity of the material cup, the other end of the discharging pipe is connected with the bead guide plate, and the special-shaped embroidery beads with the adjusted direction in the material cup can sequentially and rapidly fall into the bead guide plate through the discharging pipe. According to the feeding device, the situation that the embroidery beads fall or are blocked is avoided, the feeding efficiency is ensured, so that the production efficiency of an enterprise is improved, and the directions of the special-shaped embroidery beads falling onto the bead guide plate are completely correct, so that the feeding accuracy is ensured.

This invention provides a prefabricated composite slab with support structure and its construction method, including a support mechanism positioned below multiple prefabricated slabs. Each prefabricated slab has a support plate at its bottom, extending in a front-to-back direction. Each support plate has a sliding groove at its top that is open both front and back, with the groove opening upwards. An extension support mechanism extends out of the groove to expand the support range of the support plate on the prefabricated slab. The invention also includes a spacing adjustment mechanism and a height adjustment mechanism, allowing for adjustments based on the support spacing and height. This eliminates the need for numerous support rods; simply adjusting the spacing between the crossbar assemblies is sufficient to support the prefabricated slab, simplifying operation. Furthermore, the leveling mechanism allows for adjustment of the support angle of the support plate, improving the support effect.

The utility model discloses a cage convenient to wash, including cage body, water containing component and drain hose, wherein water containing component movable pull setting at the bottom of cage body is used for catching the sewage produced after the washing of cage body, and one end of drain hose is detachably arranged at the side end of water containing component, and the other end of drain hose is arranged in floor drain, which is used for draining the sewage in water containing component to floor drain. Through the above mode, the sewage produced during the washing of the cage disclosed by the utility model falls into the water containing component, and because the water containing component and the drain hose are communicated, the sewage received by the water containing component during the washing of the cage is concentrated and discharged to the floor drain through the drain hose, so that the floor of the laboratory does not appear the conditions of water accumulation and sewage random discharge during the washing of the cage, which greatly facilitates the cleaning work of the staff.

The invention discloses a method, a tool and a program product for optimizing time sequence consistency, and relates to the field of chip design. Reading time sequence data from the time sequence database of each stage; creating a violation path group corresponding to each stage based on the time sequence data; analyzing and calculating to obtain corresponding path adjustment parameters of each violation path group in different stages and time sequence difference conditions of the violation path groups in different stages; according to the time sequence difference condition, indicating to adjust the target stage or indicating to enter the next process; if the next process is indicated to be entered, sign-off verification is entered, and if the target stage is indicated to be adjusted, path adjustment parameters are set to run before implementation of the target stage. According to the method, the time sequence consistency and the critical path accuracy of each physical design stage are improved, judgment according to experience of designers is not needed, and the situation that constraints are too strict or too loose does not occur. The iteration speed and the time sequence convergence speed of physical design are well increased, and the automation capacity of the physical design process is improved.

The utility model discloses a kind of shear wall high-low grade concrete separation stubble tools, install between pouring formwork, including stubble panel and stubble edge, pouring formwork is fixed by opposite pull screw on both sides, the end of stubble edge is attached to opposite pull screw, horizontal reinforcement and vertical reinforcement are provided between pouring formwork and two vertical stubble reinforcement are further fixed on horizontal reinforcement, two vertical stubble reinforcement are connected with stubble panel parallel stubble tie, both ends of stubble tie are hooked on vertical stubble reinforcement and stubble tie is attached to the side of stubble panel far from stubble edge, the both sides of stubble panel pour concrete of different grade. The rigidity of the present stubble tool is big, not easy to be destroyed, both sides are vibrated and compacted in the process of pouring, there is no cold joint, the situation that low-grade concrete flows into high-grade side and high-grade concrete flows into low-grade side will not appear, so that the situation of concrete strength deficiency and waste cost will not appear.

By changing the traditional carrying method and backpack straps, the deltoid muscles of the shoulders are used as the load-bearing points of the backpack. Through the combination of shoulder pads (1), shoulder pad air cushions (2), three-way backpack straps (3) and other accessories, the vertical load-bearing mode of the trapezius muscles of the shoulders is changed to the three-way load-bearing mode of the deltoid muscles of the arms. Three key innovative technologies are used to avoid the trapezius muscles, which are prone to fatigue when under load, and to transfer the weight of the backpack to the deltoid muscles of the shoulders, forming a three-way load distribution carrying system on the shoulders and chest. This makes the trapezius muscles of the shoulders no longer feel sore when carrying heavy objects, allowing us to carry heavy items for a long time. When carrying more items and outdoor equipment such as tents during outdoor rescue, field research, hiking, etc., it feels easier, the carrying time is longer, and more items can be carried.

The utility model relates to the technical field of lithium cell lettering termination adhesive tapes, in particular to a lithium cell lettering termination adhesive tape. The lithium cell lettering termination adhesive tape comprises a supporting ring, a connecting plate, a connecting assembly, a motor and a guiding assembly, an adhesive tape body is fixedly connected to the exterior of the supporting ring, a rotating disc is fixedly connected to one side of the connecting plate, the connecting assembly is installed outside the rotating disc, and the motor is fixedly connected to the interior of the side, close to the connecting plate, of the rotating disc. And the side, away from the rotating disc, of the connecting plate is rotationally connected with a two-way screw rod, the outer portion of the two-way screw rod is in threaded connection with two threaded discs, the inner walls of the close sides of the outer portions of the two threaded discs are each rotationally connected with four adjusting rods, and the far sides of the multiple adjusting rods are rotationally connected with four connecting blocks. According to the utility model, the time-consuming and labor-consuming situation of manually tightening bolts and nuts by using a tool is avoided, the production efficiency is effectively improved, the adhesive tape is ensured to be stably unwound, the shaking or falling-off situation is avoided, and the stability of the product quality is ensured.

The utility model relates to the technical field of injection molding machines, and discloses an anti-blocking mechanism for an injection nozzle of an injection molding machine, which comprises a support frame, a heater is fixedly connected to the right side of the top end of the support frame, a storage barrel is fixedly connected to the top of the heater, and a plurality of guide plates are fixedly connected to the top of the inner side of the storage barrel. The device comprises a storage barrel, a mixing ring is fixedly connected to the middle of the inner side of the storage barrel, a sealing cover is clamped to the top of the storage barrel, the left side of the top of the sealing cover communicates with a feeding port, a heating ring is fixedly connected to the bottom of the feeding port, and an L-shaped frame is fixedly connected to the top of the storage barrel. According to the utility model, during stirring, the mixing ring and the guide plate can change the flowing path and direction of the material, so that the material forms a complex flow field in the stirring process, the stirring effect of the material and the stirring effect of the stirrer are superposed, the overall stirring effect is enhanced, meanwhile, the heating effect ensures that the plastic material reaches a proper temperature, and the blocking risk is reduced.