71results about How to "Not easy to hinder" patented technology

The invention relates to a half-packaging folding bicycle. The bicycle comprises a frame head pipe, a frame riser pipe, handle bars, folding pedals, a cradle and the like, wherein an X-shaped frame main pipe is arranged between the frame head pipe and the frame riser pipe, and the X-shaped frame main pipe comprises a pipe A and a pipe B; four ends of the pipe A and the pipe B are respectively provided with an end hinge, the four end hinges are all movably connected with the pipe A and the pipe B, wherein two end hinges are fixedly connected with the frame head pipe, and the other two end hinges are fixedly connected with the frame riser pipe; the pipe A and the pipe B are respectively provided with a middle hinge; the pipe A is in a Y shape and comprises a large pipe and two small pipes; a rotation shaft is arranged at the intersection of the pipe A and the pipe B; the pipe A is provided with a secondary transmission and acceleration chain wheel; and the frame riser pipe is fixedly provided with a half-packaging device. The invention has the advantage that the folding method is simple, fast and easy. After being half folded, the bicycle can be pushed like the bicycle which is not folded; and after being half folded or fully folded, the bicycle can be packaged partially, thereby ensuring the convenient carrying.

The invention discloses a redirection drainage type sewage treatment combined filler, which belongs to the field of combined fillers, and is characterized in that an air inflation and suction processis circularly carried out in a hollow soft sleeve, and a pair of arc plates is attracted by a magnetic ball to rotate clockwise and anticlockwise, so that the orientation of a water flow channel formed by the pair of arc plates is continuously changed; therefore, the flow direction of water flowing through a biofilm culturing disc is changed, water flow impact in all directions is caused to the biofilm, falling of the aged biofilm is promoted, meanwhile, the falling aged biofilm can flow out of the biofilm culturing disc rapidly, blockage is not prone to being formed in the biofilm culturing disc, and in combination with the driving effect of the arc plate on the rotating rope, a hydroformylation vinylon filament bundle is stirred by a rotating rope, an internal gap of the hydroformylationvinylon filament bundle is changed, the flow of sewage in the hydroformylation vinylon filament bundle is promoted, the aged biological membrane is further enabled to quickly flow out from the insideof the biofilm culturing disc, and a combined filler which is not easy to block and can be continuously and efficiently degraded is provided for sewage treatment.

The invention discloses a household induction type intelligent electric appliance socket and a using method thereof, and belongs to the technical field of household appliances. The household inductiontype intelligent electric appliance socket comprises a socket body. A plurality of groups of jacks are dug in the upper surface of the socket body; each group of jacks comprises two first jacks and three second jacks, wherein the first jacks and the second jacks are distributed in a staggered manner; a cavity is dug in the socket body; and a controller is fixedly connected in the cavity. Blockingplates and sensors are arranged, so that the safety use performance of the socket is improved; and when a child or an intellectual disability person inserts an electric conductor into the first jacksor the second jacks by mistake due to curiosity, the blocking plates do not draw back into the mounting grooves under the condition that the sensors in the first jacks or the second jacks fail to sense the insertion of two or three objects at the same time, so that the effect of blocking the electric conductor can be achieved, and the risk of electric shock is not liable to occur.

The invention discloses a self-bunching type moisture-proof power distribution cabinet, and belongs to the technical field of electrics. According to the invention, the outside air humidity can be sensed by embedding a plurality of bunching balls in strip-shaped heat dissipation holes; when air entering a temporal part of a power distribution cabinet body is more humid, moisture-absorbing magnetic balls on the bunching balls can show a magnetic field after absorbing moisture, so the moisture-absorbing magnetic balls on the bunching balls and the moisture-absorbing magnetic balls on the adjacent bunching balls are mutually adsorbed and close to each other, gap areas between the bunching balls are filled, a plurality of moisture intercepting layers are formed, and the moisture in the air is effectively intercepted; after the air is dried, the magnetic field is weakened, then the moisture absorption magnetic balls are mutually separated and reset, and smoothness and heat dissipation performance of the strip-shaped heat dissipation holes are restored again; compared with an existing power distribution cabinet, heat dissipation can be achieved, bunching interception can be conducted on moisture at the same time, and the operation safety of electronic devices in the power distribution cabinet body is improved.

The invention discloses a pulling-modified pressing type pen, and belongs to the technical field of office appliances. The pulling-modified pressing type pen comprises a rear pen holder and a front pen holder, and further comprises a pressing part used for controlling the axial relative sliding state of the rear pen holder and the front pen holder; the front pen holder and the rear pen holder aresleeved with each other and can slide in the axial direction; a pen refill is placed inside the rear pen holder and the front pen holder; a reset spring is clamped between the pen refill and the frontpen holder; a pressing insertion hole allowing the pressing part to move up and down is formed in the outer wall of the front portion of the rear pen holder; and at least one limiting barb is fixedlyarranged on the inner wall of the front portion of the rear pen holder. According to the pen, the pen refill can be stored in the front pen holder or can extend out of the front pen holder accordingto the use requirements, a pen point can be better protected and is convenient to carry, an independent pen cap is saved, meanwhile, the pen point cannot extend out of the front pen holder easily under the condition of relatively small external acting force, and therefore, external objects are not liable to be contaminated with pen oil or are not liable to be prodded and damaged by the pen point.

The invention discloses a multi-channel temperature control device used for semiconductor coating equipment, and belongs to the field of temperature control. According to the multi-channel temperaturecontrol device used for the semiconductor coating equipment, through the arrangement of a temperature control laminated channel layer and a selective heat conducting rod, when the temperature needs to be increased, heat conducting gas runs from bottom to top, an air blowing layer is attached to a fixed multi-channel plate, at the moment, part of the holes in the air blowing layer are blocked, theheat conduction gas enters the upper part of the temperature control device, the speed of the heat conduction gas to make contact with a semiconductor is decreased, and therefore the overall temperature rising speed of the temperature control device can be effectively controlled, the phenomenon that a film fails due to too high temperature rising of the semiconductor is avoided, and the success rate of semiconductor coating is effectively increased; and when the temperature needs to be decreased, the heat conduction gas moves downwards, so that the air blowing layer is bulged downwards untilthe air blowing layer is punctured by the selective heat conducting rod, and the heat conduction gas is directly contacted with the selective heat conducting rod to transfer heat downwards, so that the cooling speed is remarkably increased, the cooling time is shortened, and the semiconductor coating efficiency in the same time is effectively improved.

The invention relates to the technical field of garbage transfer stations, in particular to a swing butt-joint oblique pressing type garbage compression transfer station. The swing butt-joint obliquepressing type garbage compression transfer station comprises a guide rail frame installed on the ground, a garbage can and two swing arm bases. The swing arm bases are connected with two swing arms correspondingly, a garbage compressor is connected to the upper portions of the multiple swing arms, the swing arm bases, the swing arms and the garbage compressor form a four-connecting-rod mechanism,and a feeding mechanism is further arranged on the garbage compressor. The swing arms drive the garbage compressor to integrally move, so that the garbage compressor is in butt joint with and is separated from the garbage can. The garbage compressor compresses and pushes garbage into the garbage can. A hopper mechanism is used for overturning and feeding garbage. In the swing butt-joint oblique pressing type garbage compression transfer station, the garbage compressor is separated from the garbage can, so that the garbage compressor does not occupy the internal volume of the garbage can, the garbage compressor can be prevented from being soaked in sewage, and the service life is guaranteed; and a hook arm vehicle can hoist the garbage can on site, and the space required in the horizontal butt joint direction is small.

The invention discloses a remote water pressure monitoring terminal for a smart outdoor fire hydrant, and the fire hydrant. The monitoring terminal comprises a monitoring terminal body, a retaining wire casing and a water pressure detecting probe, which are sequentially connected, wherein a control unit is provided in the monitoring terminal body, the middle portion of the monitoring terminal bodyis provided with a through hole and the bottom is provided with a mounting seat for inserting into the opening mounted on the top end of the fire hydrant, the top of the water pressure detecting probe is provided with a mounting post for the through hole installed on the valve core of the fire hydrant, the water pressure detecting probe is provided with a pressure sensor unit, the cable of the pressure sensor unit passes through the inner hole of the mounting post and is electrically connected to the control unit via the sealed retaining wire casing; and the fire hydrant comprises the aforementioned monitoring terminal. The invention is convenient and quick to install, adopts low power consumption design, has long service life, can be adapted to normal operation of the system under ultra-low temperature, and has accurate and timely induction function of fire water pressure and water temperature change, and accurate real-time monitoring function of position of the fire hydrant, stealing, impacting, tilting and water taking / leakage status.

The invention discloses a wastewater treatment device. The wastewater treatment device comprises an outer shell component and a function component, the outer shell component comprises an integrated tank, a base, a precipitation tank, a filtering tank, an electrolysis tank, a sterilizing tank, a clear water tank, a water inlet pipe and a water outlet pipe, the base is arranged at the lower part ofthe outer side wall of the integrated tank and is fixedly connected with the integrated tank, a first baffle plate arranged on the inner side of the precipitation tank separates the precipitation tank, the sewage is precipitated and filtered twice in the precipitation tank, a second filter screen is arranged on the outer side of an electrode bar and prevents an impurity microorganism from adheringon the surface of the electrode bar and affecting the electrolysis and purification effects of the electrode bar on the sewage, sewage treatment equipment uses an ultraviolet lamp to emit ultravioletray to implement the sterilization operation, an escalator is arranged on the left side wall of the sewage treatment equipment, and an anticorrosive coating is coated on the outer shell component toprevent the outer shell component from being corroded by acid or alkaline sewage.

The invention discloses semiconductor device testing equipment, and belongs to the technical field of semiconductor testing, an inner rotating column is used as a carrier for accommodating and transmitting a semiconductor device, the import, detection and export processes of the semiconductor device in a testing box can be realized without opening the testing box, and the dry gas atmosphere in the testing box is effectively maintained. In the synchronous leading-in and leading-out process of the semiconductor device, pre-dehumidification and temperature returning ventilation are sequentially carried out on the area where the semiconductor device is located, nitrogen loss is effectively reduced, meanwhile, the content of air moisture entering the test box is greatly reduced, and the dry gas atmosphere is further effectively maintained for a long time. In addition, the detected semiconductor device is not easy to condense when being taken out.

The embodiment of the invention provides a region intrusion detection method and device. The method comprises the following steps: acquiring footstep voice in a to-be-detected area to obtain footstepvoice signals; extracting voiceprint features of the footstep voice signals as voiceprint features to be verified; based on the similarity between the voiceprint feature to be verified and an authenticated voiceprint feature, whether the footstep voice is the footstep voice of an authorized person is determined, and the authenticated voiceprint feature is the voiceprint feature extracted from a footstep voice signal of the authenticated person; if the footstep voice is not the footstep voice of the authorized person, determining that region invasion occurs in the to-be-detected region. Due tothe fact that intruders are difficult to avoid making footsteps in the moving process of the to-be-detected area, and the footsteps are not prone to being blocked by obstacles, the blind area of areaintrusion detection is small.

The invention discloses logistics transportation equipment based on the Internet of Things. The invention belongs to the field of logistics transportation equipment. The logistics transportation equipment based on the Internet of Things comprises a logistics unmanned aerial vehicle and a transfer charging pile. According to the invention, the logistics unmanned aerial vehicle is adopted to realizewhole-course non-contact express transportation and delivery; the maximum guarantee is provided for the life safety of couriers in the special period of the epidemic situation; meanwhile, in the transportation flight of the logistics unmanned aerial vehicle, a transfer charging pile is arranged; on one hand, a non-contact delivery point is provided for express delivery; on the other hand, the non-contact delivery point can be used as a midway landing point of the logistics unmanned aerial vehicle; the charging endurance function is achieved for the logistics unmanned aerial vehicle, long-distance and large-range logistics transportation of the logistics unmanned aerial vehicle is achieved; and in addition, the logistics unmanned aerial vehicle monitors carried express items in real time in the transportation process, accidents of the express items can be found in the first time, and the situation that the express items are left behind and lost is greatly reduced.

The invention discloses an automatic multi-point expansion type efficient concrete vibrating rod, and belongs to the field of concrete vibrating rods. According to the automatic multi-point expansiontype efficient concrete vibrating rod, when the automatic multi-point expansion type efficient concrete vibrating rod is inserted into concrete, a dynamic sealing piece can be pushed to move upwards by utilizing the concrete, so that the gas pressure in a space formed by the dynamic sealing piece, a sleeve and a vibrating guide rod is gradually increased, gas enters an open strip-shaped bag to enable the open strip-shaped bag to expand, and then a limiting rod is pushed to move through the open strip-shaped bag; when the automatic multi-point expansion type efficient concrete vibrating rod enters the deep part of the concrete, the limiting rod is far away from a magnetic wrapping expansion rod, the limiting effect on the magnetic wrapping expansion rod is lost, the magnetic wrapping expansion rod is automatically opened outwards to different degrees under the action of magnetic force, and large-range vibration of the interior of the concrete is realized; and in addition, the closing process of the magnetic wrapping expansion rod can be automatically realized when the automatic multi-point expansion type efficient concrete vibrating rod is pulled out, redundant manual operation is not needed in the whole process, large-range vibration of the concrete is realized without affecting the normal use of the automatic multi-point expansion type efficient concrete vibrating rod, and thevibration efficiency of the concrete is effectively improved.

The invention discloses an umbrella-rib-imitated self-unfolding and folding type concrete vibrating rod, belongs to the field of concrete vibrating rods. The umbrella-rib-imitated self-unfolding and folding type concrete vibrating rod comprises a vibrating rod body and a connecting pipe with one end connected to vibrating equipment. During insertion, a folded state is adopted, small-size insertionis achieved, vibration compaction on surface concrete is effectively reduced, in the vibration process, the device is gradually converted into an unfolded state from the folded state, large-range vibration compaction on the concrete is achieved, and meanwhile through the magnetic umbrella rib wrapping rods in the unfolded state, the vibration compaction effect on the concrete is improved, a large-volume space area formed in the extraction process of the device is divided into a plurality of small-volume space areas which are not communicated with one another, so that the filling efficiency and the filling time of concrete are greatly reduced, the situation that the extraction space is not fully filled with the concrete is reduced, and the compactness of the concrete is improved.

The invention discloses an agricultural seed flowing moisture-dissipating type continuous dynamic storage device, and belongs to the field of seed storage. The agricultural seed flowing moisture-dissipating type continuous dynamic storage device comprises a horizontal storage bin; the horizontal storage bin comprises a storage drum; and the bottom of the storage drum is fixedly connected with a supporting seat. According to the device, a mode of spontaneous and continuous dynamic storage is innovatively used for storing seeds; through mutual acting force between a rotating seed filter shelf and a non-balanced double force device, the rotating seed filter shelf is in a status of continuous slow rotation; the force acts on the inside of a seed stack so the seeds maintain a status of dynamicstorage and air flow inside the seeds is continuously increased; and at the same time, moisture inside the seeds is absorbed, and the internal moisture of the seeds is continuously dissipated and absorbed by dried materials, so the inside of the seed stack can maintain a dry status to the greatest extent. Compared with existing static storage methods, the device greatly lowers the moisture insidethe seed stack, and prolongs the storage duration of the seeds.

The invention discloses an extension cleaning ball valve, and belongs to the field of ball valves. According to the extension cleaning ball valve, by arranging a telescopic expansion rod capable of freely deforming in a valve body, when the inner wall of the extension cleaning ball valve needs to be cleaned, inflation operation can be conducted on the telescopic expansion rod outside under the condition that the extension cleaning ball valve is not disassembled, so that the telescopic expansion rod extends and expands to be in a linear state and penetrate through the two sides of a valve element, and the telescopic expansion rod is pulled by a pull rope to rotate in a single circle along the valve body and the valve element to clean the inner wall of the extension cleaning ball valve; and after cleaning is completed, the telescopic expansion rod is away from the valve element through contraction of the telescopic expansion rod, the rotary flow control process of the valve element is not prone to being hindered, and normal use of the extension cleaning ball valve is realized. Compared with the prior art, unnecessary mounting and dismounting procedures are avoided, and the rapid and effective inner wall cleaning process is achieved.

The invention provides a long-acting laser marking machine which comprises a machine table, a workbench arranged on the machine table and used for placing workpieces and a laser marking device arranged on the machine table and used for machining the workpieces, and the laser marking device comprises a marking mechanical arm arranged on the machine table and a laser marking head arranged on the marking mechanical arm. The machine table is further provided with a dust extraction device, the dust extraction device comprises dust extraction units symmetrically distributed on the two sides of the workbench, each dust extraction unit comprises an air extraction pump, an air extraction pipe connected to an air inlet of the air extraction pump and an air extraction nozzle arranged at the end of the air extraction pipe, and an air inlet of each air extraction nozzle faces one side of the workbench. When the laser marking head is used for processing the workpiece on the workbench, the air extraction pump is started. The air extraction pump sucks away smoke generated in the marking process through the air extraction pipe and the air extraction nozzle, so that obstruction of the smoke to the laser beams is reduced, and the working efficiency of the laser marking machine is improved.

The invention discloses a big data garbage classification management method and a classification garbage bin used for the same. The classification garbage bin comprises a control module, an identity card reader, a delivery operation panel, a communication module and a plurality of classification garbage bins, wherein the classification garbage bin comprises a box body, an upper box cover, an installation partition board, a temporary storage container and a plurality of executing mechanisms; the installation partition board is fixedly arranged on the top opening of the box body; the upper box cover is installed on the installation partition board; the opening of the classification garbage bin at the top of the upper box cover is provided with a cover opening and closing mechanism; the installation partition plate is also provided with a garbage bag conveying mechanism and a laser code printer covered by the upper box cover; and a heat sealing mechanism and a cutting mechanism are arranged below the installation partition plate. The big data garbage classification management method and the classification garbage bin used for the same can effectively prevent users from looking for loopholes when using, and greatly reduce the chance for the users to cheat garbage classification points.

The invention discloses automatic grooving equipment for water and electricity installation. The automatic grooving equipment for water and electricity installation comprises a grooving machine main body, a protection mechanism, an adjusting mechanism and a synchronous mechanism, wherein the end part of the grooving machine main body is provided with a grooving cutter for grooving a wall surface, and the protection cover part of the grooving machine main body is provided with a water pipe for supplying water; the protection mechanism is installed on the outer side of a protection cover of the grooving machine main body, so that the protection mechanism can be automatically opened when the protection mechanism passes through the wall surface of the internal corner of a wall for grooving; the adjusting mechanism is installed in a installation groove of the grooving machine main body, so that the grooving machine main body can rotate the adjusting mechanism corresponding to different groove depths before grooving; the synchronous mechanism is installed on one side of the protection mechanism and is separated from or in butt joint with the adjusting mechanism through rotation of the protection mechanism. According to the automatic grooving equipment for water and electricity installation, the protection mechanism can automatically open the protection cover when the grooving cutter passes through the internal corner, so that opening and closing of the protection cover can be achieved without shutdown, and the working time is saved; mud is always located in the protection cover, and the mud is not easy to splash out, so that the implementation of a user is not hindered, and the safety is higher.

The invention provides a laminated battery pole core assembly, which further comprises a support plate and pole core winding bodies, wherein the support plate is arranged on at least one side of a pole core in the length direction, the pole core winding bodies are simultaneously wound on the surfaces of the support plate and the pole core along the direction of a spiral line, the adjacent pole core winding bodies in the spiral line direction are arranged at intervals, and a plurality of lightening holes are formed in the support plate. The invention further provides a laminated battery, whichcomprises a shell structure and the laminated battery pole core assembly, wherein the laminated battery pole core assembly is installed in the shell structure. The invention also provides a preparation process of the laminated battery pole core assembly, so that the pole core is not easy to deform, and the production efficiency of the laminated battery is improved.

The invention discloses a multifunctional linear milling machine, which relates to machine tool equipment, including a frame, a first guide rail fixed on the frame, a second guide rail, a moving frame slidably connected to the first guide rail, and a ground liftable by a lifting mechanism. The lifting frame set on the moving frame, the clamping mechanism set on the lifting frame, the slide plate slidably connected to the second guide rail, and three milling plane gears fixed on the slide plate and distributed along the length direction of the slide plate at the same time box, milling gear box and drilling motor, the output shafts of the plane milling gear box, milling gear box and drilling motor are respectively fixed with a face milling cutter, a slot milling cutter and a drill bit, and the moving direction of the moving frame is the same as that of the slide The movement directions of the plates are perpendicular to each other; this kind of milling machine can perform milling, slotting and drilling on the blank of the adjustable wrench through one clamping, which saves the process of repeatedly disassembling and assembling the tool and the blank of the adjustable wrench, simplifies the operation steps and shortens the trimming The time for the blank of the adjustable wrench can be reduced, so the processing efficiency of the wrench can be improved.

The invention discloses a household kitchen type filter screen easy to clean, and belongs to the field of household filter screens. The filter screen comprises a filtering cylinder placed in a water discharging hole in a kitchen water tank, a plurality of filtering holes, which are uniformly distributed, are formed in the inner wall of the filtering cylinder; an annular sliding inserting hole is formed in the bottom end in the filtering cylinder; at least two positioning rods are connected in the annular sliding inserting hole in a sliding manner; an upper-layer filtering and cleaning piece for cleaning impurities on the inner wall of the filtering cylinder and in the filtering holes is arranged between the upper ends, which are positioned in the filtering barrel, of the two positioning rods; through the upper-layer filtering and cleaning piece and a lower-layer filtering and cleaning piece; garbage in the filter cylinder can be easily cleaned, the garbage is not easy to adhere to thebottom wall of the filter cylinder, in the garbage pouring process, the garbage that may be adhered to the inner side wall and the inner bottom wall of the filter cylinder is cleaned through a cleaning brush and a soft elastic dredging bulge respectively, and the garbage residues in the filter cylinder can be well removed.

The invention discloses a water dispenser water outlet structure capable of improving tea brewing efficiency, and belongs to the field of water dispensers. The water dispenser water outlet structure capable of improving the tea brewing efficiency comprises a machine body, a liquid outlet button, a water outlet, a pressing structure, a flow guide structure, a driving structure and a positioning structure, wherein the liquid outlet button is arranged at the front part of the machine body and is used for extruding water; a water receiving tank is arranged at the front part of the machine body andis positioned at the lower side part of the liquid outlet button; the water outlet is formed in the top end in the water receiving tank; the flow guide structure is arranged on the outer wall of an outlet of the water outlet; the flow guide structure can rotate relative to the flow guide structure so as to change the longitudinal height of the flow guide structure and change the water outlet position; the positioning structure is arranged on the outer wall, close to the upper side, of the flow guide structure; the flow guide structure can be rotated, so that the driving structure drives the pressing structure to press the liquid outlet button to discharge water, and the water outlet position is changed at the same time; and the upper surface of a tea brewing object is soaked more quickly,the sedimentation efficiency is accelerated, and the brewing effect is further improved.

The invention relates to the field of molds, in particular to a clamp for machining a mold insert. The clamp comprises a base, two air cylinders and sliding rods driven by the air cylinders to slide correspondingly are arranged on the base, clamping blocks are arranged at the end parts, deviating from the air cylinders, of the sliding rods and are used for clamping the insert, the base is provided with a driving mechanism and a supporting block driven by the driving mechanism to ascend and descend, the supporting block is used for making contact with the bottom surface of the insert, the driving mechanism comprises a main shaft arranged on the base in a rotating mode, a crank is fixed to the main shaft, an eccentric shaft is fixed to the end part, deviating from the main shaft, of the crank and is sleeved with a rotating sleeve, a connecting rod is fixed to the rotating sleeve, and the end part, deviating from the rotating sleeve, of the connecting rod is hinged to the supporting block. According to the clamp, the insert can be turned over without loosening the clamp, the clamp does not need to be operated to clamp the insert after the insert is turned over, convenience is achieved, and therefore the efficiency is improved; the bottom surface of the insert can be stably supported, and the clamping blocks are not liable to hindering machining of the top surface of the insert; and when the main shaft rotates, rotation of the clamping blocks and the insert can be automatically completed, and the automation degree is high.

The invention discloses a polyurethane pouring machine with a liquid-guiding self-sealing function, and belongs to the field of pouring machines. The polyurethane pouring machine with the liquid-guiding self-sealing function comprises a pouring pipe mounted on a pouring machine, a guide head is arranged on the inner side of the pouring pipe; the guide head is positioned on one side, far away fromthe pouring machine, of the pouring pipe; the inner end of the pouring pipe is fixedly connected with a positioning plate; a material liquid can be conveniently guided to the central position throughthe guide head; the material liquid is not easy to spatter around through a movable plate group, and waste of the material liquid is reduced; meanwhile, the mutual repulsive force between the first magnet and the second magnet is utilized, so the movable plate group can be automatically closed after pouring is completed, and pollution caused by dust entering is reduced; in addition, due to the transparent arrangement of the guide head and the arrangement of temperature sensing color changing powder in the cavity, workers can conveniently know the temperature condition of the pouring pipe, andscalding is avoided; and in addition, a protection ring can be detached from the outer end of the pouring pipe so as to be convenient to install and replace.

The application relates to a safety cable tray, which relates to the field of electrical engineering, comprising two lower fixing rods, a plurality of inner frame bodies, and a plurality of outer frame bodies. The length direction of the inner frame body is staggered, and the length direction edge of the inner frame body is located inside the length direction edge of the outer frame body; the inner frame body and the outer frame body are both slidably connected with the lower fixing rod, and the inner frame body can slide The adjacent outer frame bodies form a stacked state, and the outer frame bodies can form a stacked state with the adjacent inner frame bodies by sliding. By using the bridge frame, the inner frame body and the outer frame body do not need to be removed when the cable is repaired, the structure stability of the bridge frame is high, the inner frame body and the outer frame body are not easy to fall down, and the safety is improved; After the frame body slides, the inner frame body or the outer frame body is in a stacked state, occupying less extra space, and it is not easy to hinder the maintenance of personnel; the wire crimping frame plays the role of pressing the cable and is convenient for personnel to operate.

The invention provides a self-destructing syringe. The self-destructing syringe comprises a syringe, a rubber plug and a push rod, wherein the inside of the syringe is provided with a connecting pipecommunicating with a liquid outlet of the syringe, the connecting pipe is provided with a rubber liquid isolation plate in a sleeve manner, the rubber liquid isolation plate divides an inner cavity ofthe syringe into an extrusion cavity and a liquid storage cavity, the inside of the extrusion cavity is provided with springs for supporting the rubber liquid isolation plate, and the inside of the extrusion cavity is provided with puncture needles for piercing the rubber plug. The springs can support the rubber liquid isolation plate, so that when the rubber plug is in contact with the connecting pipe, the rubber liquid isolating plate can abut against the rubber plug, and thereby the injection liquid residue is reduced. Then the rubber plug and the rubber liquid isolation plate continue tobe pushed, and when the rubber liquid isolation plate is in contact with the puncture needles, the puncture needles penetrate into the rubber plug. When the puncture needles completely penetrate the rubber plug, the puncture needles can limit a position of the rubber plug, so that the self-destructing syringe cannot be used again, and the cross-infection is avoided. At the same time, the rubber plug pierced by the puncture needle has poor tightness, and cannot be used to push out an injection solution, so that the repeated use of the self-destructing syringe can be avoided, and the cross-infection is avoided.

The invention provides a fishing rod and a grab handle component which are not easy to hinder a power line of an electric winder and are simple in structure. The fishing rod of the present invention is provided with a reel seat to which an electric reel is mounted, a wire support surface (20) that is recessed further toward the center side than other portions in the entire outer peripheral surface and circumferential grooves (21, 22) that cross the wire support surface (20) are formed on the outer peripheral surface closer to the rod tail side than the reel seat, the wire support surface (20) extending in the direction of the center line of the fishing rod, and a plurality of circumferential grooves (21, 22) are formed at intervals in the direction of the center line of the fishing rod.