136results about How to "Easy to remove and replace" patented technology

The invention discloses a steel structure module building self-resetting detachable maintenance structure and a construction method. The steel structure module building self-resetting detachable maintenance structure comprises square steel tube beams and square steel tube columns, and the square steel tube beams and the square steel tube columns are welded and fixed to form a steel framework; the corrugated steel plate wall is connected with the steel framework and is connected with the square steel pipe beam or the square steel pipe column on the corresponding side through a detachable connecting assembly; the structure further comprises self-resetting energy dissipation supporting assemblies arranged on the two opposite side faces of the steel framework, and the self-resetting energy dissipation supporting assemblies are provided with inhaul cables made of shape memory alloy. According to the structure, the supporting pieces of the corrugated steel plate walls and the supporting pieces of the square steel pipe columns / square steel pipe beams on the corresponding sides are connected in an assembly mounting mode to form detachable connecting assemblies, the detachable maintenance function of the steel structure module building is conveniently achieved, and the energy dissipation and self-reset functions are achieved through the self-reset energy dissipation supporting assemblies.

The utility model particularly discloses a high-altitude anti-falling device in a limited space, which comprises two right-angle steel pipes including right-angle steel pipe transverse sections and right-angle steel pipe vertical sections, and the two right-angle steel pipe transverse sections are in threaded connection; the two vertical steel pipes are rotationally connected with the vertical sections of the right-angle steel pipes respectively, and the rotating axes of the vertical steel pipes are orthogonal to the length directions of the vertical steel pipes and parallel to the transverse sections of the right-angle steel pipes; the locking assembly is used for locking the vertical steel pipe and the vertical section of the right-angle steel pipe; the net hanging assemblies are arranged on the inner sides of the vertical sections of the vertical steel pipes and the right-angle steel pipes and used for hanging ropes; the rope is hung on the net hanging assembly; the fixing assembly is arranged at the end, away from the right-angle steel pipe, of the vertical steel pipe and used for fixing the high-altitude anti-falling device to a building outer frame steel pipe. According to the anti-falling net bag device, one side of the anti-falling net bag device can abut against a supporting object through adjustment and folding in a narrow space, net bag devices of different shapes are formed, and the anti-falling effect is achieved.

The invention discloses sanding equipment based on a horizontal machine tool, and belongs to the technical field of sanding equipment, a driving motor works to drive a driving wheel to rotate, the driving wheel provides power for a sanding belt to enable the sanding belt to move clockwise, and a workpiece in a chuck on the horizontal machine tool is in contact with the sanding belt to be sanded. Part of dust particles can be attached to the sanding belt, the cleaning brush outside the hollow roller can clean the dust particles, the supporting roller and the hollow roller are connected through the transmission assembly, the hollow roller and the supporting roller can rotate synchronously, the cleaning effect of the cleaning brush on the surface of the sanding belt is improved, meanwhile, a draught fan is controlled to work, and the cleaning effect is improved. The fan extracts gas in the hollow roller through the flow guide pipe, so that the adsorption holes outside the hollow roller can adsorb dust generated by cleaning, dust particles cannot be scattered all around, the dust removal effect is greatly improved, the dust particles are prevented from making contact with a workpiece to abrade the surface of the workpiece, and then the sanding precision of the workpiece is improved.

The utility model relates to the technical field of advertising boards, and discloses a multi-surface rotary display advertising board which comprises a base, a display frame and an advertising board, an upper groove is formed in the upper end face of the base, a mounting groove is formed in one side of the lower end face of the upper groove, and a driving motor is fixedly arranged in the mounting groove; the output end of the driving motor is fixedly connected with a transmission gear, the lower end face of the display frame is fixedly connected with a rotating disc, the lower end face of the rotating disc is provided with a lower groove, the inner wall of the lower groove is fixedly sleeved with a transmission gear ring, and the transmission gear is meshed with the transmission gear ring. According to the utility model, the advertisement board can be conveniently assembled and disassembled through the arranged advertisement board convenient assembly and disassembly mechanism so as to achieve the purpose of convenient assembly, use, disassembly and replacement, so that better usability is achieved, and meanwhile, the advertisement board can be better displayed through the arranged lighting structure, so that the purpose of convenient use is achieved.

The invention provides a clamping device for quartz rod machining, and relates to the field of quartz rod machining clamps. A rectangular groove is formed in the upper end face of the machining table, an L-shaped supporting plate is fixedly installed on the rear portion of the left side of the bottom end face in the rectangular groove, a lifting component is installed on the upper portion of the L-shaped supporting plate, and a cutting mechanism is installed at the bottom of the lifting component. Through cooperation of the lifting component and the clamping assembly, in the clamping process, a screw rod and other structures do not need to be manually rotated, so that time and labor are saved, then, clamping blocks can be driven to conduct automatic clamping without an electric cylinder, an air cylinder and the like, and more energy is saved; the problems that clamping devices on current cutting equipment can be divided into two types, one clamping mode is that a screw structure is manually rotated to drive a clamping block to conduct clamping, time and labor are wasted, and the other clamping mode is that an electric cylinder, an air cylinder and the like drive the clamping block to conduct automatic clamping, energy needs to be consumed, and energy is not saved enough are solved.

The utility model relates to the technical field of building construction, and discloses a wall surface slicking device for house building engineering, which comprises a bottom rod, a mounting frame and a slicking plate, one side of the inside of the bottom rod is fixedly sleeved with a bearing, the inside of the bearing is fixedly sleeved with a rotating shaft, one end of the rotating shaft penetrates through the bottom rod to the outside and is fixedly connected with an adjusting column, and the adjusting column is fixedly connected with the mounting frame. The upper portion and the lower portion of the interior of the adjusting column are sleeved with fixing threaded rods in a threaded mode, the bottom rod is sleeved with one ends of the two fixing threaded rods in a threaded mode, and the other end of the rotating shaft is fixedly connected with an adjusting lead screw. According to the utility model, the use length of the threaded sleeve can be adjusted according to use requirements through the arranged telescopic structure, so that the purpose of diversified use is achieved, and meanwhile, the threaded sleeve, the mounting frame and the scraping plate can be better assembled and disassembled through the arranged structure convenient to assemble and disassemble; and the purposes of convenient assembly, use, disassembly and replacement are achieved, and use is convenient.

The invention discloses a heat dissipation street lamp, which belongs to the technical field of street lamps and comprises a lamp post, a lamp arm is arranged on the lamp post, a lamp shell is arranged on the lamp arm, an LED chip is arranged in the lamp shell, a rotating shaft is rotatably arranged on the inner top surface of the lamp shell, a plurality of fan blades are arranged on the rotating shaft, a plurality of exhaust holes are formed in the inner top surface of the lamp shell, and a connecting rod is arranged on the lamp post. A connecting pipe penetrates through the top face of the connecting rod, the top end of the connecting pipe is sleeved with a sleeve, the sleeve is rotationally connected with the connecting pipe, an installation box is fixed to the top face of the sleeve, a first rotating shaft penetrates through the side face of the installation box, and a wind wheel is fixed to the end face, away from the installation box, of the first rotating shaft. A transmission assembly used for driving the rotating shaft to rotate is arranged on the first rotating shaft, and a driving assembly used for driving the sleeve to rotate is arranged on the connecting pipe. The LED lamp has the effects that the direction of the wind wheel is conveniently adjusted, the wind wheel is conveniently blown by wind power, and the fan blades rotate to conduct air-cooling heat dissipation on the interior of the lamp shell.

The utility model provides a household appliance glass cleaning device, and relates to the technical field of glass cleaning devices, the household appliance glass cleaning device comprises a work box and an adjusting structure, the surface of the work box is fixedly connected with a control panel, an opening of the work box is provided with a storage box, the surface of the work box is fixedly connected with a control block, and the control block is fixedly connected with the control panel. A control motor is arranged in the control block, a conveying roller is arranged on a conveying part of the control motor, a cleaning box is fixedly connected to the upper surface of the working box, a water tank is arranged at the top of the cleaning box, a water pipe is arranged at the bottom of the water tank, and a mounting pipe is arranged at the end, away from the water tank, of the water pipe; according to the glass cleaning device, the problems that most of glass is cleaned through cleaning sponge, but the cleaning sponge is mostly directly clamped and fixed on a machine, the position of the cleaning sponge is relatively fixed, and when glass with different thicknesses needs to be cleaned, the position of the cleaning sponge cannot be reasonably adjusted according to the thickness of the glass, so that the glass with different thicknesses cannot be adaptively cleaned are solved.

The utility model relates to the technical field of electric power crimping machines, in particular to a crimping machine for building electric power engineering, which comprises a base, a support plate is arranged at the top end of the base, the middle of the top surface of the support plate is hollow, and one side of the top surface of the support plate is fixedly connected with a first die seat. Compared with the prior art, the crimping device has the advantages that the supporting plate is arranged, the first die seat and the second die seat arranged outside the supporting plate provide mounting positions for the crimping die, the first push rod, the second push rod, the first guide rod, the second guide rod, the push seat and the screw rod are arranged, and the hand wheel is rotated, so that the crimping die can be mounted conveniently. The push seat drives the second push rod and the first push rod to rotate in sequence, the second die seat is pushed through the first guide rod, the two crimping dies move relatively, a wire and a splicing sleeve are crimped, crimping operation is completed, a pure mechanical structure is adopted, the oil leakage phenomenon is effectively avoided, the overall structure is simple, the cost is low, and the production efficiency is high. And popularization and use are facilitated.

The utility model discloses a stirring device convenient to clean, which relates to the technical field of fried chicken sauce processing and stirring and comprises a base, supporting legs are fixedly mounted at four corners of the top of the base, and a top seat is fixedly mounted at the tops of the supporting legs. By the adoption of the structure, the telescopic air cylinder drives the stirring auger to be inserted into the stirring tank, even mixing of fried chicken sauce is guaranteed by matching with the sealing effect of the first top cover, the fried chicken sauce is conveniently discharged through the discharging electromagnetic valve and the discharging pipe, and during cleaning, the telescopic air cylinder and the first motor work cooperatively, the cleaning mechanism is inserted into the stirring tank, and therefore the fried chicken sauce can be cleaned conveniently. Meanwhile, the stirring auger is exposed outside, the stirring tank and the stirring auger are convenient to clean at the same time, in addition, due to the design of a feeding hopper and a feeding pipe, fried chicken sauce or cleaning liquid is convenient to add, sealing in the stirring process is achieved through a sealing plug, and on the whole, the device improves the stirring efficiency and cleaning thoroughness, and convenience is provided for production and cleaning of fried chicken sauce.

The utility model discloses a feed mixing and drying device which comprises a mixing bin and a powder raising mechanism, air outlets are formed in the top of the mixing bin, filter bags are arranged in the air outlets respectively, a mixing motor is arranged on the side wall of the mixing bin, a shaft rod is arranged at the output end of the mixing motor, and the powder raising mechanism is arranged on the shaft rod. A shaft rod is arranged in the mixing bin, a stirring rod is arranged on the side wall of the shaft rod, a scraping plate for cleaning the inner wall of the mixing bin is arranged at the tail end of the stirring rod, the powder raising mechanism comprises an air heater and an air distribution plate communicated with the air outlet end of the air heater, and the air outlet end of the air distribution plate is pre-embedded in the mixing bin. The shaft rod drives the stirring rod to scatter wet powder, the air distribution plate is filled with hot air through the air heater, and the hot air is blown into the mixing bin obliquely upwards after being distributed through the air distribution plate, so that the powder raising and drying effects are achieved, and sufficient mixing is facilitated.

The application discloses a super-large mining height hydraulic support convenient to transport, and relates to the technical field of coal mine equipment. The hydraulic support body is internally provided with a balance oil cylinder and a support column. A connecting mechanism is arranged between the support column and the balance oil cylinder and the hydraulic support body. The connecting mechanism comprises two connecting seats and two connecting shafts. The two ends of the connecting shafts are rotatably connected with mounting seats. The super-large mining height hydraulic support convenient to transport is characterized in that the connecting seat is placed into the connecting groove, then the rotating rod is rotated, the rotating rod drives the connecting plug and the butt plug to move towards each other, the first limiting seat and the second limiting seat are used for limiting the connecting seat, the butt plug is used for supporting the connecting plug, the connecting seat can be supported and locked, the balance oil cylinder and the support column can be conveniently removed and replaced, the overall height can be reduced, and the hydraulic support body can be conveniently transported.

The invention discloses a cloth stacking device and a stacking method thereof. The cloth stacking device comprises a workbench, a lifting table is arranged above the workbench, a first electric push rod is arranged below the lifting table, a stacking plate is arranged above the lifting table, a feeding frame is arranged above the workbench, and a feeding roller is arranged on the inner side of the feeding frame; a first mounting frame is arranged on one side of the feeding frame, a second mounting frame is arranged above the first mounting frame, a first connecting plate is arranged on the inner side of the first mounting frame, a first clamping plate is arranged on one side of the lower end of the first connecting plate, and a second clamping plate is arranged above the first clamping plate; according to the stacking device, one end of the cloth is clamped and pulled out through the two clamping plates, the cloth is horizontally pulled out and flatly laid on the stacking plate repeatedly, the cloth is horizontally pulled out to avoid deviation, leveling treatment is conducted after each piece of cloth is stacked, wrinkles on the surface of the stacked cloth are prevented, and the cloth stacking effect is improved.

The application relates to a kind of anti-blocking devices for coal blending machine, belong to the technical field of coal blending machine, it includes the middle part of the side of hopper and the shaft of two sides opposite through the hopper, the shaft is located in the lower side of the hopper and is rotationally connected with the hopper, one end of the shaft is equipped with motor for driving the rotation of the shaft, a plurality of blades located in the hopper and uniformly distributed around the shaft are arranged on the circumference of the shaft, bearing seat installed on the lower side outside the hopper is rotationally connected to both ends of the shaft. The application has the effect of reducing the adverse effects of material blockage on work efficiency.

The utility model discloses a fool-proof plug-in clamp with a quick disassembly and assembly structure, and relates to a fool-proof plug-in clamp which comprises a base. Sliding grooves are formed in the front portion and the rear portion of the base, sliding blocks are connected to the two sides in the sliding grooves in a sliding mode, U-shaped rods are fixedly installed on the surfaces of the sliding blocks, a strip-shaped frame is fixedly installed between the two adjacent U-shaped rods on the front portion and the rear portion, and a traction rod is fixedly installed at the bottom of the strip-shaped frame. The motor drives a rotating rod to rotate reversely, the rotating rod rotates reversely to drive a rotating disc to rotate, the rotating disc rotates to drive two sliding rods to move, at the moment, the sliding rods drive strip-shaped frames on the two sides to move towards the two sides at the same time, the strip-shaped frames move to drive a traction rod to move, and the traction rod moves to drive a square rod to move; and the limiting rod does not limit the square rod any more, and at the moment, the clamp head can be conveniently detached and replaced by pulling the clamp head downwards.

This utility model discloses a black key for an electric piano and an electric piano, relating to the technical field of electric pianos. It is used to mount on a keyboard base and includes a key body and an outer cover. The key body includes a mounting base for connecting to the keyboard base, with a protrusion at the upper end of the mounting base. The outer cover is made of a translucent material and has an open bottom. The outer cover is fitted onto the protrusion. Through the cooperation of the outer cover and the key body, a jelly-like visual effect is produced, unlike existing technologies where the effect is directly derived from the keys themselves. This not only creates a more realistic visual effect but also eliminates the need to disassemble the entire electric piano when these keys with special visual effects show signs of aging such as yellowing after prolonged use, making maintenance convenient.

The utility model discloses a gas circuit connecting structure of a loop sterilizer, which belongs to the technical field of sterilizer gas circuits and is characterized by comprising a loop sterilizer body, a drainage mechanism and a processing mechanism, the drainage mechanism is communicated with the rear side of the loop sterilizer body, and the processing mechanism is arranged on the inner side of the drainage mechanism. By arranging the processing mechanism, the processing assembly can be matched with the intercepting assembly, a limiting clamping plate can be limited through a spring rod base, the limiting clamping plate can be reset through the elastic force of the processing mechanism, the needed elastic force is applied when the limiting clamping plate limits a connecting clamping sleeve, and an electric heater can convert electric energy into heat energy after being powered on; the filter medium is arranged in the air inlet and conveyed to the heat conducting plate, so that the heat conducting plate conducts heating pretreatment on the flowing air, the filter medium can be limited by replacing the clamping ring, impurities in the flowing air can be preliminarily filtered by the filter medium, and the pretreatment effect during air conveying is achieved.

The utility model relates to the field of sewage treatment, and discloses a novel sewage treatment grillage machine which comprises a machine body, a rotating rod is arranged in the machine body, a sleeve is arranged on the front surface of the rotating rod, a telescopic rod is arranged on the front portion of the sleeve, and a supporting rod is arranged on the front portion of the telescopic rod. Bristles are fixedly connected to the outer wall of the supporting rod, rake teeth are arranged at the position, located in front of the rotating rod, in the machine body, and a dismounting and mounting mechanism is arranged between the telescopic rod and the supporting rod and comprises a dismounting and mounting assembly and a rotating assembly; the dismounting assembly comprises a protruding clamping block fixedly connected to the front surface of the telescopic rod and a clamping groove penetrating through and formed in the rear portion of the supporting rod. According to the device disclosed by the utility model, the rotary lantern ring is rotated to be matched with the arc-shaped guide groove to push the limiting round rod to move, so that the limiting of the supporting rod can be relieved, the supporting rod and the bristles can be conveniently detached and replaced, and then the rake teeth can be continuously cleaned, so that the service life is prolonged, and the sewage treatment effect is ensured.

The invention provides a suspension swing arm with a quick release function and a vehicle, the suspension swing arm with the quick release function comprises a bushing body and a swing arm body, the end part and the middle part of the swing arm body are respectively provided with a mounting position, the inner side wall of each mounting position is provided with a first connecting thread, and the bushing body comprises a body part and a boss part; the boss part is arranged at one end of the body part, a second connecting thread is arranged on the outer wall of the body part, and the boss part protrudes outwards in the radial direction of the body part; the two ends of the bush body are clamped to the two back-to-back end faces of the mounting position through the clamping pieces and the boss parts correspondingly, and the bush body is detachably mounted on the mounting position through the first connecting threads and the second connecting threads. According to the suspension swing arm with the quick release function, the lining body can be conveniently and quickly detached from the swing arm body and replaced, only the lining body needs to be replaced during earlier-stage research and development design and later-stage maintenance, waste of equipment is avoided, research and development and maintenance time is shortened, and research and development and maintenance cost is reduced.

The utility model discloses rain test equipment, which comprises a support base, the top end of the support base is fixedly connected with a spray chamber, the spray chamber is provided with an electrical control box, the spray chamber is provided with a connecting mechanism used for locking the installation position of the electrical control box, and the connecting mechanism comprises a connecting frame, an installation block, a pulling plate and a positioning plate. The connecting frame is located on the side of the electrical control box, the mounting block is located on the side portion of the spraying chamber, the electrical control box is connected with the mounting block through the connecting frame, the pulling plate is located on the side portion of the connecting frame, and the positioning plate is arranged on the side portion of the connecting frame in a sliding mode and used for locking the relative position of the connecting frame and the mounting block. According to the utility model, the connecting frame, the mounting block, the auxiliary plate, the pulling plate, the positioning plate and the electrical control box are matched with each other, and the pulling plate pulls the positioning plate to limit the relative positions of the mounting block and the connecting frame, so that the electrical control box can be conveniently mounted and dismounted, and the electrical control box can be conveniently taken down and replaced.

The utility model discloses a turning-over assisting device, which relates to the technical field of turning-over equipment and comprises a bed sheet, and a turning-over component used for helping a patient to turn over is arranged at the bottom of the bed sheet. The turning-over assembly comprises a first air bag and a second air bag which are arranged side by side, the inclination directions of the first air bag and the second air bag are opposite after inflation, a first hook-and-loop fastener is sewn to the edge of the bottom of the bed sheet, and second hook-and-loop fasteners are bonded to the top of the first air bag and the top of the second air bag correspondingly. And the first magic tape and the second magic tape are bonded together. The first air bag and the second air bag are bound above a mattress of a sickbed through the first binding band and the second binding band, and the bed sheet is bonded to the top of the first air bag and the top of the second air bag through the first hook-and-loop fastener and the second hook-and-loop fastener, so that normal expansion of the first air bag and the second air bag at the bottom of the bed sheet cannot be affected by arrangement of the bed sheet; and the bed sheet can be conveniently detached, replaced and cleaned, so that the cleanness and sanitation of the surface of the bed are ensured.

The utility model discloses a carbon dioxide compressor exhaust mechanism which comprises an exhaust pipe and confluence tanks, the confluence tanks are arranged at the bottom of the exhaust pipe, the tops of the confluence tanks are communicated with a gathering pipe, a plurality of gathering tanks are arranged between the gathering pipe and the exhaust pipe, and the inner walls of the gathering tanks are fixedly connected with sealing rings. The utility model relates to the technical field of compressors. According to the exhaust mechanism of the carbon dioxide compressor, the converging tank is arranged between the exhaust pipe and the converging tank and between the converging tank and the converging pipe, the sealing plate is elastically arranged in the converging tank, and the sealing ring is fixedly arranged in the converging tank, so that the converging tank can intermittently discharge accumulated water through elastic sealing fit of the sealing plate and the sealing ring; the problem that gas and accumulated water enter the confluence tank together due to the fact that the exhaust pipe and the gathering pipe are not matched in a sealed mode is avoided, and then the gathering tank, the pipe end and the transfer pipe are connected in a segmented mode, so that the gathering tank can be conveniently and independently detached and replaced.

The utility model discloses an oral cavity mouth gag which comprises a left pincers body, a right pincers body, a left pincers head, a right pincers head, a right pincers head and a left pincers head, a right clamp head is arranged on the front portion of the right clamp body, the connecting shaft is rotationally connected to the middle of the right clamp body, and a channel extending in the front-back direction is formed in the right clamp body; the rotation stopping mechanism comprises a transmission part and a rotation stopping block, the transmission part is arranged in the channel in a penetrating mode and connected with the rotation stopping block, stopping teeth are arranged on the front side of the rotation stopping block, and the rotation stopping block can move forwards in the channel to enable the stopping teeth to be meshed with the gear or move backwards to enable the stopping teeth to be separated from the gear; compared with the prior art, the space occupied by the structure for relatively positioning the left clamp body and the right clamp body is small, the channel formed in the right clamp body is used for providing surrounding protection for the transmission piece, the rotation stopping block and other structures, the exposure of the structures can be reduced, the stability during transportation and use is effectively improved, the shielding to the visual field in the use process is reduced, and the use safety is improved. And the overall practicability is higher.

The utility model discloses an automatic hinge mechanism of a mechanical trunk lid. A mechanical trunk lid automatic hinge mechanism comprises a vehicle body and a trunk lid, and a hinge and two driving mechanisms are installed between the vehicle body and the trunk lid. The driving mechanism comprises an electric telescopic rod, and connecting assemblies are arranged at the two ends of the electric telescopic rod; the connecting assembly comprises a mounting frame, the mounting frame is connected with the vehicle body or the trunk lid through bolts, and an inserting pipe is rotationally mounted on the mounting frame. According to the automatic hinge mechanism of the mechanical trunk lid, the hinge and the driving mechanism comprising the electric telescopic rod and the connecting assembly are arranged, the inserting head is inserted into the inserting pipe, so that the mounting frame is connected with the electric telescopic rod in an inserting mode, the limiting pin is inserted into the limiting groove, and the inserting head is limited; the electric telescopic rod can be conveniently detached and replaced by a new electric telescopic rod, the time for maintaining the driving mechanism can be shortened, and the maintenance efficiency is improved.

The multifunctional portable mango cutter comprises a cutting assembly, the cutting assembly comprises a first connecting rod, a first clamping groove is formed in the lower portion of the first connecting rod, a second connecting rod is connected into the first clamping groove in a clamped mode, a blade is connected into the second connecting rod in a sliding mode, and the first connecting rod is rotationally connected with the second connecting rod. A spoon is rotationally connected to one side of the first connecting rod, and a clamping block is fixedly connected into the spoon. According to the multifunctional portable mango cutting device, firstly, a clamping block is separated from a second clamping groove, a first connecting rod and a second connecting rod are rotated, a cutting knife is unfolded, meanwhile, the second connecting rod is fixed through a first clamping groove, and therefore unfolding of the cutting knife is completed, secondly, mango pulp is longitudinally and transversely cut through a blade, and after cutting is completed, the mango pulp is cut through the blade. According to the mango dicer, the pulp blocks are shoveled out by a spoon to form diced mangoes, so that the mango dicer can be conveniently scooped for eating (the eating is more sanitary, and the skin is not easy to touch the mangoes to cause allergy), meanwhile, the cutting knife can be folded, the mango dicer is convenient to carry, and in addition, the matured and softened mangoes can be easily cut.

The invention relates to the field of traffic facilities, in particular to a zebra crossing underground indicator lamp convenient to replace, which comprises an embedded seat and a mounting shell, a plurality of solar photovoltaic panels are uniformly connected to the upper end surface of the embedded seat in the circumferential direction, and a battery holder bin electrically connected with the solar photovoltaic panels is connected to the inner bottom wall of the embedded seat. The battery holder bin is electrically connected with a light-emitting lamp used for emitting light for indication, and the embedded base and the installation shell are connected in a limiting mode through a limiting piece to form a complete shell structure so that the light-emitting lamp can be connected. According to the invention, after the luminescent lamp is mounted in the pre-embedded seat, when the mounting shell is inserted in the pre-embedded seat, the mounting shell moves downwards to drive the connecting convex rod connected with the mounting shell to move downwards synchronously, and the connecting convex rod is compressed in the direction close to the mounting shell, and after the connecting convex rod moves downwards to the position of a limiting sliding groove, the connecting convex rod completely extends and is inserted in the limiting sliding groove; and a connecting convex rod is limited through a limiting sliding groove, so that the effect of quickly mounting the embedded seat and the mounting shell is achieved.

The invention discloses a surface cleaning and spraying device for road and bridge construction, and belongs to the field of bridge construction.The surface cleaning and spraying device comprises a vehicle body and a raw material barrel arranged on the rear side of the upper surface of the vehicle body, a lead screw seat is arranged on the front side of the upper surface of the vehicle body, and a machine body is mounted on the upper surface of the vehicle body and located on the rear side of the lead screw seat; a lifting frame is arranged on the front surface of the lead screw seat, a rotating seat is rotationally connected to the lower surface of the lifting frame, a transmission motor is installed on the inner surface of the rotating seat, a brushing roller is arranged at the output end of the transmission motor, and adjusting units are arranged inside and outside the lead screw seat. According to the sweeping mode of the device, most of garbage and obstacles on the surfaces of large bridges and roads can be cleaned, spraying is convenient, the adjusting unit can enable the device to conduct side-changing spraying sweeping, the practical application range is widened, an anti-rotation block can limit rotation of a buckling rod under the condition that the side-changing function is not hindered, and the device is convenient to use. The stability and the firmness of the barrier removing plate in the advancing process are improved.

The utility model discloses a mechanical arm for an industrial robot, which comprises a mechanical arm main body, the mechanical arm main body is provided with a mechanical claw, the mechanical claw is fixedly connected with a mounting plate, the mechanical arm main body is fixedly connected with a bearing plate, and the bearing plate is provided with an auxiliary mechanism for locking the position of the mounting plate. The auxiliary mechanism comprises a positioning plate, a clamping column and a connecting block, the positioning plate is arranged on the side portion of the bearing plate in a sliding mode, the mounting plate is connected with the bearing plate through the positioning plate, the clamping column is arranged on the side of the positioning plate in a sliding mode, and the clamping column is used for locking the relative position of the positioning plate and the bearing plate. Through mutual cooperation of the mounting plate, the bearing plate, the positioning plate, the clamping column, the connecting block, the connecting plate and the anti-falling column, the connecting block drives the clamping column to lock the position of the positioning plate, the anti-falling column limits the relative position of the connecting plate and the connecting block, mounting and dismounting of the mounting plate and the mechanical claw are facilitated, and the working efficiency is improved. And the mechanical claw can be directly taken down and replaced conveniently.