155results about How to "Guaranteed protective effect" patented technology

The utility model relates to the technical field of municipal construction accessories discloses a protection device for pipeline construction anti -collision, including longitudinal steel pipe, circular arc steel pipe, multidirectional pulley, anti -collision steel strip and oblique steel pipe, the longitudinal steel pipe has many, many longitudinal steel pipes are parallel to the length direction of pipeline, at least two longitudinal steel pipes are opposite other and are located downside, and its bottom is provided with multidirectional pulley, at least one longitudinal steel pipe is opposite other and is located upside, and it connects two longitudinal steel pipes with pulley through oblique steel pipe, two longitudinal steel pipes with pulley are connected through circular arc steel pipe between, the longitudinal steel pipe or oblique steel pipe stretches out anti -collision steel strip outward, the utility model aims at providing more effective, reliable and economic and practical anti -collision solution for pipeline construction.

This utility model discloses a chassis protection frame in the field of personal mobility scooter technology, including a chassis, a mounting frame on the underside of the chassis, a mounting groove on the outer side of the mounting frame, multiple sets of protective frames inside the mounting groove, two sets of positioning blocks fixedly mounted on the upper side of each set of protective frames, and two positioning grooves for mating the positioning blocks on the upper side of the mounting groove. The positioning blocks are movably inserted into the positioning grooves. Mounting holes are provided through the outer sides of the mounting frame and positioning blocks, and fixing rods are movably inserted into the inner side of the mounting holes. The outer sides of the fixing rods, located on both sides of the mounting frame, are provided with threaded surfaces, and locking nuts are threaded onto the outer sides of both sets of threaded surfaces. This utility model, through its simple installation structure, facilitates the assembly and disassembly of the protective frame, improves the ease of installation and disassembly, reduces workload, and increases work efficiency. Furthermore, it allows for easy replacement of damaged parts, effectively reducing maintenance costs and avoiding resource waste. Its practical effect is excellent and worthy of promotion and use in the current market.

The embodiment of the present specification provides a kind of vehicle driver frontal protection air bag device, including first air bag and second air bag independent of each other, first air bag is arranged in vehicle steering wheel, second air bag is arranged in the corresponding vehicle roof area of instrument panel or driving position, when vehicle is impacted to reach the set threshold value, first air bag and / or second air bag are unfolded, and extend to the space between steering wheel and driver, wherein, when first air bag and second air bag are unfolded simultaneously, first air bag and second air bag are mutually supported and present profiling clamping state.By setting first air bag and second air bag independent of each other, the first air bag of protection driver thoracic cavity part is arranged in steering wheel, the second air bag of protection driver head and neck is arranged in instrument panel or vehicle roof area, can reduce the space occupied by steering wheel, according to the situation that vehicle is impacted, first air bag and / or second air bag are unfolded, can realize the optimal protection scheme to driver.

The adjustable slag collecting device is modular in design and mainly consists of a slag collecting device and a support assembly. The slag collecting device includes a slag collecting barrel and a fixed support. The collecting barrel is made of high-temperature resistant metal material. The support assembly includes a movable support, a bolt and a fixed bolt. The support assembly can be quickly positioned and adjusted in height according to the use requirements, has the characteristics of quick installation, multi-stage adjustment and safety protection, and is suitable for vertical welding operations in building steel structures, power facilities and industrial pipeline construction. Through the synergistic effect of the mechanical adjusting support and the yellow sand buffer layer, the device effectively solves the problems of insufficient adaptability, poor fireproof performance and secondary spatter of welding slag in the traditional protection mode in the dynamic welding environment, can significantly reduce the equipment damage and fire risk caused by the falling of high-temperature welding slag, and improves the safety and efficiency of welding operation.

The invention relates to the technical field of cross-linked polyethylene insulated cables, and provides a high-strength tensile-resistant mining cross-linked polyethylene insulated cable which comprises a conductor, a cross-linked polyethylene insulating layer, an inner sheath, an armor layer and an outer sheath, the cross-linked polyethylene insulating layer wraps the conductor, the armor layer is arranged outside the inner sheath, and the outer sheath is arranged outside the inner sheath. The outer sheath wraps the outer portion of the armor layer, the cable further comprises a plurality of tensile protection sleeves and tensile connecting pieces, the tensile protection sleeves are arranged outside the outer sheath and provide external protection for the cable, meanwhile, the tensile protection sleeves are provided with mechanical interlocking structures, the tensile connecting pieces are used for connecting every two adjacent tensile protection sleeves, and the tensile protection sleeves are arranged outside the outer sheath and provide external protection for the cable. And meanwhile, the tensile connecting piece located at the edge of the cable is connected with a reinforcing piece used for being connected with equipment connected with the cable. According to the technical scheme, the problem that a traditional mining cable in the prior art is poor in tensile property and protective property when facing a complex mine environment is solved.

The present application relates to the technical field of ceramic coating, especially to a micro-nano structure ceramic coating and its application on the reaction furnace of zircon sand boiling chlorination method, aiming at solving the problems of weak bonding force between the existing protective coating and the substrate, poor thermal shock resistance and easy failure in long-term high-temperature chlorine environment; the present application constructs a nano-wire reinforced micro-nano structure transition layer on the surface of porous corundum brick substrate in situ, and sequentially constructs a lanthanum phosphate bonding layer and a yttrium stabilized zirconium oxide barrier layer on the transition layer; the design utilizes the mechanical anchoring effect of micro-nano structure and the strong chemical bonding ability of lanthanum phosphate to realize the firm combination of the coating and the substrate; the dense characteristics of the zirconium oxide layer provide ultimate protection; the method significantly improves the overall anti-peeling ability and long-term corrosion resistance of the coating system.

An electric hoist with a fall-prevention structure effectively solves the problem of the risk of electric hoist falling. It includes a track, an electric trolley, and a hoist body. The hoist body is equipped with protective devices located on the front and rear sides of the electric trolley. Each protective device includes a frame, which is fixedly connected to the hoist body. A rotating shaft is mounted on the frame, and a first screw and a second screw with opposite thread directions are coaxially fixed to the rotating shaft. The first screw is threadedly connected to a first nut, and a first frame is fixed to the upper end of the first nut. A first roller in contact with the track is rotatably connected to the lower end of a first positioning plate. Multiple third screws are fixed to the lower end of the first frame, inserting vertically into the interior of the first frame. A second screw is threadedly connected to a second nut, and a second frame is fixed to the upper end of the second nut. A second roller in contact with the track is rotatably connected to the lower end of a second positioning plate. Multiple fourth screws are fixed to the lower end of the second frame, inserting vertically into the interior of the second frame.

The application belongs to the field of natural gas pipeline, and particularly relates to an aboveground pipeline exhaust protection device, which is used for being installed on a gas pipeline and covering exhaust pipes on both sides of a main valve, and comprises a protection device, a switching device and a mounting device. Both sides of the main valve are fixedly connected with connecting frames. The exhaust pipes are communicated with the gas pipeline and are fixedly connected with the connecting frames at sides. Both sides of the protection device are fixedly connected with the gas pipeline through fastening devices. The switching device is rotatably connected with the connecting frames and is arranged at the upper part of the protection device. Switchable connecting heads are arranged on the switching device. The mounting device is connected with the top of the protection device and is located directly above the exhaust pipes. The mounting device can detachably connect different connecting heads on the switching device with the top of the exhaust pipes according to requirements. The device can protect the exhaust pipes on the gas pipeline and switch the connecting heads according to different working conditions.

The utility model discloses a multi-channel wavelength division multiplexing optical receiving device, including device main part, its outside is equipped with a plurality of protection components, and the detachable connection between protection components and device main part, be equipped with the limiting component for limiting a plurality of protection components on device main part, device main part includes wavelength division multiplexer body, and the one side of wavelength division multiplexer body is installed with a plurality of terminal ends, and protection components and terminal ends are set up one -to -one correspondence, through with the geographical modularization design of protection components, make every terminal end have independent protection components, more flexible protection each terminal end, therefore, can open or close a certain terminal end alone, and do not influence other terminal ends, to guarantee the protection of every terminal end and the convenience of operation, simultaneously, protection components and device main part adopt detachable connection, can when a certain protection component is damaged, corresponding protection components are dismantled and replaced, to reduce maintenance cost.

The utility model discloses a polishing machine with adjustable angle shield of splash -proof, characteristics are including the first fixed seat of fixed connection in base, the fixed cover of fixed connection in the first fixed seat, and the fixed cover covers the back half side of polishing wheel, the movable cover of rotation connection in the fixed cover, the lateral edge of movable cover is equipped with the clamping groove, and the clamping groove sets a circle around the pivot of movable cover, the plug -in rod of sliding connection in the fixed cover, and the end of plug -in rod is provided with the taper surface, the first return spring of fixed connection between plug -in rod and fixed cover, the utility model discloses in polishing process, and the user can flexibly, conveniently adjust the protection range of movable cover according to actual operation demand, makes it always with the best matching of current polishing angle, simultaneously, movable cover can keep stable locking in each adjustment position, can ensure the protection effect, and will improve the security and convenience of operation.

The utility model relates to the technical field of awnings, and discloses a multifunctional outdoor cabinet awning which comprises a fixed awning body, a containing cavity is formed in the fixed awning body, a sliding opening is formed in one side of the fixed awning body, the containing cavity is connected with a movable awning in a sliding mode along the sliding opening, and a lower bending part is arranged on one side of the movable awning. The side, opposite to the lower bent part, of the movable shed and the side, adjacent to the lower bent part, of the movable shed are each provided with an upper bent part, and drainage grooves are formed in the positions, corresponding to the lower bent part and the upper bent parts, in the containing cavity. The lower bent portion and the upper bent portion of the movable shed form a shed body structure with three bent faces, rainwater can be effectively prevented from directly flowing down from the two sides of the movable shed through the staggered structure, a lateral leakage channel is formed, and therefore the rainwater is intensively guided to be collected towards the lower bent portion and discharged in order in the direction of the lower bent portion. And the drainage grooves corresponding to the drainage grooves receive and guide and drain the collected rainwater, so that the rainwater is further prevented from flowing back to the cabinet, and the overall protection performance of the outdoor cabinet is guaranteed.

The utility model relates to the technical field of sewage monitoring, in particular to a multifunctional small-sized sewage monitoring cradle head, which comprises a cradle head sealing cover, a cradle head base, a camera shooting mechanism and an air pump system mechanism, the cradle head sealing cover is fixedly arranged on the cradle head base through a pressing ring and a screw, and a cradle head sealing gasket is arranged between the cradle head sealing cover and the cradle head base; the holder sealing cover is arranged to ensure the sealing and the IP68 protection grade of the whole holder, the transmission motor realizes the functions of 180-degree pitching shooting and 360-degree rotating shooting of the holder camera, so that the real-time monitoring of water quality environments such as no water, half water, full water and clear water in the sewage pipeline is realized, and the uncertainty caused by manpower is reduced; meanwhile, the built-in drying agent ensures that the interior is not moist, and the influence on the work of the whole electrical element and mechanism is avoided; according to working requirements, the air pump system inflates and deflates the transparent air bag of the holder, and the transparent air bag wraps the holder to achieve anti-collision protection of the holder.

This utility model provides a furnace-front propulsion device for the production and processing of wheel parts, belonging to the field of wheel part manufacturing technology. It includes a frame, with an electric heating furnace fixed to one end of the upper surface of the frame and a fixed frame fixed to the other end. A track for sliding wheel parts is provided between the fixed frame and the bottom of the electric heating furnace. A propulsion cylinder is detachably mounted on the fixed frame, with its piston rod facing the electric heating furnace and a push plate for pushing the wheel parts fixed thereon. A horizontally movable frame is provided on the lower surface of the frame, housing a control box. A vertical rotating cylinder is fixed to the top of the movable frame, with its top end protruding from the upper surface of the frame. This utility model not only solves the problem of high safety hazards associated with manual pushing in existing systems, but also offers flexible installation of the cylinder control box, low space occupancy in the workshop, low risk of damage, and good overall performance.

The utility model relates to the technical field of needle rail polishing surface metal triangular pieces, and discloses a needle rail polishing surface metal triangular piece with an adjusting structure, which comprises a base and a lower needle rail, the lower needle rail is arranged at the bottom of the front end of the base, and an upper needle rail is arranged at the top of the front end of the base. A first positioning block and a second positioning block are fixedly connected to the rear end of the upper needle rail, a first reserved groove and a second reserved groove are formed in the front end of the base, a fixing rod is fixedly connected between the interiors of the first reserved groove, and an adjusting shaft is longitudinally arranged in the second reserved groove in a penetrating mode. According to the needle rail polishing and grinding surface metal triangular piece with the adjusting structure, the fixing rod and other parts are arranged, when the distance between the upper needle rail and the lower needle rail needs to be adjusted, the adjusting shaft can be screwed, the second positioning block can move on the adjusting shaft, meanwhile, the first positioning block can move on the fixing rod, and therefore the distance can be conveniently and stably adjusted; the problem that the distance between the upper needle rail and the lower needle rail is inconvenient to adjust is solved.

This invention relates to a handling robot, and more particularly to a handling robot with autonomous center of gravity adjustment capability. It includes a robot body, a steering component rotatably connected to the robot body, an electric slide rail fixedly connected to the steering component, a clamping component connected to the slider of the electric slide rail, and two opposing fixed plates fixedly connected to the robot body. This invention uses a pressure sensor to monitor the load in real time and drives a linear motor to move the battery compartment horizontally, achieving dynamic autonomous adjustment of the center of gravity. This effectively counteracts the overturning torque caused by heavy loads or high lifting, improving operational safety and stability. Simultaneously, it innovatively introduces a mechanical linkage mechanism that combines a Z-shaped guide groove with a lifting frame, allowing the rollers to be suspended in the air under normal conditions and automatically lowered as the battery compartment moves. This, combined with the energy absorption of a first spring, avoids unnecessary frictional wear while also providing shock absorption and protection.

The application provides a plug connector with printed board fixing and protection components, relates to the technical field of connectors, and comprises a plug, a printed board and printed board fixing and protection components. The tail end of a contact in the plug is welded with the printed board in a plug-in manner. The printed board fixing and protection components are wrapped outside the printed board and are detachably connected with the tail end of the plug. The printed board fixing and protection components comprise a fixing box, printed board fixing screws, a sealing washer, cover plate fixing screws and a cover plate. The head of the fixing box is provided with a threaded structure. A plurality of threaded holes A are arranged on the tail end face of the fixing box. The sealing washer is arranged between the fixing box and the cover plate. The cover plate fixing screws pass through the cover plate and the sealing washer and are arranged in cooperation with the threaded holes A, so that the cover plate seals and fixes the tail end of the fixing box. A plurality of threaded holes B are arranged in the fixing box. The threaded holes B cooperate with the printed board fixing screws to fix the printed board, so that the printed board is fixed, connected and protected.

The utility model relates to the technical field of ship electrical equipment, in particular to a cable protection device installed at the bow position of an ultra-large oil ship. Comprising a cable box located at a bow, a first butt-joint pipe is arranged on the side face, away from the bow, of the cable box, a second butt-joint pipe is arranged at the bottom of the cable box, butt-joint flanges connected with the cable pipe are arranged at the ends of the first butt-joint pipe and the second butt-joint pipe, an inclined opening is formed in the top, close to the bow side, of the cable box, and a box cover is arranged on the inclined opening of the cable box. A cable transition mechanism is arranged in the cable box and located between the first butt joint pipe and the second butt joint pipe. By arranging the cable box structure with the inclined opening, the problem of seawater retention caused by the top plane design of a traditional box body is effectively solved, and the sea wave impact resistance of the bow position cable protection device is remarkably improved.

The application discloses a servo drive hydraulic grab bucket system and grab bucket for a large crane and belongs to the technical field of cranes. The servo drive hydraulic grab bucket system for the large crane comprises an oil tank for storing hydraulic oil and a hydraulic control system, the oil tank is communicated with the hydraulic control system through a hydraulic pipeline and forms a closed circulating oil path, and the hydraulic control system comprises: a hydraulic cylinder body connected with the grab bucket; a hydraulic pump group composed of a constant-power variable pump driven by a servo motor, an oil inlet of the hydraulic pump group being connected with the oil tank through the hydraulic pipeline and an oil outlet of the hydraulic pump group being connected with a hydraulic pump head valve group; and the hydraulic pump head valve group comprising an electromagnetic ball valve, an input end of the electromagnetic ball valve being connected with an output end of the hydraulic pump group and an output end of the electromagnetic ball valve being connected with an oil inlet of a control valve group. The servo drive hydraulic system is utilized to realize linear and continuous change of the working speed of the super-large grab bucket through double-variable control, and the stability, working life and working efficiency of the working system are effectively improved.

The utility model discloses a kind of building steel structure revetment structures, including multiple mutually butting steel structure revetment mechanisms, four corner places in each steel structure revetment mechanism are fixedly provided with reinforcing mechanism, the adjacent place of four steel structure revetment mechanisms is provided with first connecting assembly, the adjacent place of two steel structure revetment mechanisms is provided with second connecting assembly, the outside of each steel structure revetment mechanism is provided with intercepting net board, steel structure revetment mechanism includes steel structure frame, four corner places of steel structure frame top are all provided with arc-shaped gap, each arc-shaped gap is all provided with circular butt joint groove, connecting screw hole is all provided in each circular butt joint groove. The utility model is connected after the butt joint of multiple steel structure revetment mechanisms, is connected by first connecting assembly and second connecting assembly respectively, while reinforcing each steel structure revetment mechanism by reinforcing mechanism, ensure the stability of overall revetment mechanism, guarantee that revetment structure whole is more firm, improve the function of revetment structure.

The utility model discloses a windshield assembly and vehicle, windshield assembly includes windshield subassembly and mounting bracket subassembly, windshield subassembly includes windshield and outer frame, and the outer frame is covered at the outer peripheral edge of windshield, and mounting bracket subassembly includes A column connecting plate and hinged part, and A column connecting plate is connected between left side A column roof beam and right side A column roof beam of vehicle and is located the top of frame, and hinged part is connected between A column connecting plate and the upper frame of outer frame. The utility model discloses windshield assembly utilize outer frame to protect windshield, strengthen structural strength, and hinged part is directly connected with outer frame, will not destroy windshield's own structure, avoids its direct stress, to make windshield can guarantee the protection effect under the bad driving environment, improves the driving safety.

The utility model discloses a motor coupling shaft with an anti-collision structure, which comprises a pump, a motor, a coupling shaft body and a convex plate, a rotor shaft is arranged at one end of the motor, the pump is connected with a transmission shaft, the transmission shaft is connected with the rotor shaft through the coupling shaft body, bearings are arranged at two ends of the side surface of the coupling shaft body, and the convex plate is arranged on the coupling shaft body. A plurality of connecting blocks are arranged on the outer side of the bearing, the connecting blocks are connected with movable columns, the movable columns are connected with movable sleeves, the movable sleeves are connected with elastic rings, the movable sleeves on one side of the connecting shaft body are connected to the inner side of the same elastic ring, a plurality of bolts are connected to the outer side of the elastic ring, and the bolts are connected with threaded holes. When the side face of the connecting shaft is collided, the connecting shaft can be well protected, only the convex plate and the concave plate at the part need to be replaced after the device is collided and a part of the convex plate and the concave plate are damaged, and the maintenance cost of the device is reduced.

The utility model discloses a kind of sealing protective cover of charging socket, including protective cover assembly, lock catch assembly, protective cover pin shaft, socket shell, insulator fixed bolt, insulator assembly, functional assembly, fixed plate screw, protective cover assembly is fixed in socket shell front by protective cover pin shaft, lock catch assembly is fixed and locked protective cover assembly in socket shell front, insulator assembly is fixed in socket shell back by insulator fixed bolt, functional assembly is fixed in insulator by fixed plate screw installation.The utility model is simple in structure, convenient to maintain, by upper protective cover end surface sealing and lower protective cover radial sealing collocation in protective cover assembly, effectively improve the protection level of charging socket, enhance the sealing performance of charging interface, can guarantee interface protection, not easy to water and dust, guarantee the protection effect of charging interface, effectively guarantee stable electrical connection and charging connection, enhance the safety of electric automobile under charging state.

The application relates to the technical field of injection molding machines, and particularly discloses an injection molding machine facilitating the discharging of automobile interior forming pieces, which comprises a machine body, a shell is arranged on the top of the machine body, a movable mold and a static mold are arranged in the shell, a discharging port is arranged on the top of the machine body, a cavity is arranged in the machine body, a discharging mechanism is arranged in the cavity, the discharging mechanism comprises a second moving plate, two clamping plates are arranged on the top of the second moving plate, and auxiliary guide mechanisms are arranged on the outer walls of the two clamping plates. In the application, the discharging mechanism can guide, limit and buffer the cooled and formed parts, prevents the parts from being directly impacted against the inner wall of the machine body to cause bruising, has a protection effect on the formed parts, and can indirectly improve the yield of the injection-molded parts. The damage rate of the parts is reduced, the recycling and remolding of damaged parts are reduced as much as possible, the new plastic raw materials or recycled defective plastic raw materials can be fully utilized, and good injection molding quality is ensured.

The invention relates to the technical field of assembling equipment, in particular to an assembling device and automatic assembling equipment thereof.The assembling device comprises an expansion sleeve, the outer diameter of the expansion sleeve is gradually increased from the top end to the bottom end, the expansion sleeve is used for being sleeved with a rubber ring, and the outer diameter of the bottom end of the expansion sleeve is larger than the inner diameter of the rubber ring; the bearing mechanism is provided with at least two bearing assemblies, one bearing assembly is used for bearing the capacitor, and the other bearing assembly is used for bearing the expansion sleeve; the press-fitting mechanism comprises a transmission assembly and a press-fitting assembly, the press-fitting assembly is provided with a press-fitting channel with an opening in the bottom, the expansion sleeve sleeved with the rubber ring is stored in the press-fitting channel, the rubber ring is pushed to the position close to the bottom end of the expansion sleeve, and then the press-fitting assembly moves to the position right opposite to the capacitor along with the transmission assembly. The capacitor press-fitting device has the advantages that the assembling difficulty of the capacitor and the rubber ring is greatly reduced, and the assembling efficiency and the assembling quality are remarkably improved.

The invention belongs to the technical field of two-axis rotary tables, and discloses a protection device for two-axis rotary table equipment in a deep space environment, which comprises a two-axis rotary table supporting base, and further comprises a driving motor arranged in the middle of the top end of an inner cavity of the two-axis rotary table supporting base; through the cooperation of the structures such as the front and rear buffer assemblies, the two side buffer assemblies and the balance auxiliary buffer assembly, when an object collides with the front and rear buffer assemblies and the shell on the outer sides of the two side buffer assemblies in the deep space environment, the buffer assemblies are arranged; at the moment, when the front and rear buffer assemblies and the buffer parts on the inner sides of the shells of the buffer assemblies on the two sides buffer impact force, the vibration effect can be reduced, meanwhile, due to the design of the balance auxiliary buffer assembly, the two sides can be synchronously buffered when one side of the front and rear buffer assemblies is subjected to the impact force, and the buffer damping effect is greatly improved; and finally, the vibration effect can be reduced, and the overall service life of the first rotary table frame, the power motor and the second rotary table frame is greatly prolonged.

The utility model discloses a battery device and a power utilization device, the battery device comprises a battery box body, the battery box body is provided with an accommodating space for accommodating a battery monomer, the battery box body comprises a bottom plate, the bottom plate is a metal piece, and one part of the bottom plate is bent in a direction deviating from the accommodating space; a containing groove communicated with the containing space is formed in the side, close to the containing space, of the bottom plate. And the heat exchange device comprises a heat exchange pipe, and the heat exchange pipe is arranged in the containing groove. In the technical scheme of the embodiment of the invention, the bottom plate which is a metal piece is arranged, and the heat exchange pipe is placed in the accommodating groove, so that compared with the technical scheme of adopting a cold plate for heat exchange, on the basis of ensuring the protection performance of the bottom plate on the heat exchange pipe and the battery monomer, the mounting process can be simplified, the number of parts required for mounting is reduced, and the mounting efficiency is improved. Therefore, the cost of the battery device can be reduced, and the weight of the battery device can be reduced.

The utility model discloses a kind of electric power transformers with insulation protective structure, including transformer body, the transformer body output is equipped with insulation protective sleeve, the insulation protective sleeve includes sleeve body, the side above of opening and closing gap is equipped with first skirt, the side above of opening and closing gap is equipped with second skirt, the middle part of mutually close side of first skirt and second skirt is equipped with mounting groove, sealing strip is equipped in the mounting groove, the first skirt and the upper end of second skirt are equipped with the first through-hole of multiple equidistance arrangement, second through-hole matched with first through-hole is opened in the sealing strip, the first through-hole and the second through-hole inside are inserted with connecting component. This kind of structure is simple, easy to install, sealing effect is good, with good insulation effect, can effectively avoid dust and rainwater easily from gap into insulation protective cover inside, guarantee the protection effect and insulation performance of insulation shield.

The invention provides an electric wire protection tube for a parking building, and belongs to the technical field of electric wire protection tubes, and the electric wire protection tube comprises a protection mechanism which comprises a first tube body and a second tube body spliced with the end part of the first tube body; the quick mounting mechanism comprises a quick mounting part used for quickly splicing the first pipe body and the second pipe body and a reinforcing part used for reinforcing the stability after the first pipe body and the second pipe body are spliced, and the quick mounting part comprises an inner cylinder fixed to the end of the second pipe body and a plurality of clamping blocks fixed to the outer surface of the inner cylinder. The splicing operation of the first pipe body and the second pipe body can be greatly simplified through the quick-mounting part, the time and labor cost needed by splicing are reduced, the connecting stability of the two pipe bodies can be further improved through the reinforcing part after splicing, the situation that the splicing position is loosened due to vehicle rolling, environment vibration and other factors is avoided, the overall protection performance of the protection pipe is guaranteed, and the service life of the protection pipe is prolonged. Therefore, the system is suitable for the complex installation and use environment of the parking building.