5016 results about "Handrail" patented technology

The invention discloses a light partition board transportation and installation device and method.The device comprises a transportation control mechanism, an overturning and lifting mechanism, a horizontal adjusting mechanism, an angle adjusting mechanism and a clamping and fixing mechanism, the transportation control mechanism comprises a transportation and installation vehicle body, and a handrail is fixedly installed at one end of the top of the transportation and installation vehicle body; a supporting shaft plate is fixedly installed at the top of the other end of the base, a turnover lifting mechanism is hinged to the supporting shaft plate and comprises a turnover plate and a lifting assembly, the lifting assembly is arranged in the turnover plate, a horizontal adjusting mechanism is arranged at the top of the lifting assembly, and an angle adjusting mechanism is arranged at the top of the horizontal adjusting mechanism. A clamping and fixing mechanism is arranged at the top of the angle adjusting mechanism; the functions of transportation, positioning, clamping, calibration and the like are integrated, a complete system is formed, equipment connection links are reduced, the construction efficiency is improved, and time waste, operation error risks and potential safety hazards caused by equipment switching are reduced.

The invention discloses a stable clamp for handrail welding machining, and relates to the field of handrail welding machining. An auxiliary positioning rubber part is mounted at the upper end of a reserved base, and a handrail workpiece to be machined is placed on the inner side of the auxiliary positioning rubber part; the inner side of the reserved base is rotationally connected with a movable butt joint piece, and the surface of the reserved base is fixedly connected with a fixed supporting plate. According to the stable clamp for handrail welding machining, in the welding work process, after a workpiece needing to be machined is placed between the auxiliary positioning rubber parts, the movable butt joint parts can be rotated by 90 degrees, so that the auxiliary positioning suction cup assemblies on the outer sides of the movable butt joint parts make contact with the outer side of the workpiece, and self-adaptive positioning treatment is conducted; a traditional bolt type mounting and positioning mechanism is not needed, the positioning stability is high, stable self-adaptive locking treatment is effectively carried out on a contacted workpiece, the dismounting link after positioning is more convenient, and the welding precision is effectively guaranteed in the follow-up welding work process.

An automatic transport device includes a first side and a second side opposite to each other, the first side includes a main drive device, a step drive wheel and a first handrail drive wheel in transmission connection with the main drive device, and the second side is provided with: a step driven wheel; a second handrail drive wheel, the handrail of the automatic transport device wraps around the first handrail drive wheel and the second handrail drive wheel; a first tensioning device and a first transmission member, the first tensioning device is capable of adjusting the movement of the step driven wheel relative to the step drive wheel, thereby maintaining the first transmission member between the step drive wheel and the step driven wheel in tension; and a second tensioning device and a second transmission member, the second handrail drive wheel is in transmission connection with the step driven wheel.

A deck chair with a seat has two opposite sides and two handrails, each handrail being arranged on one of the two opposite sides of the seat; a back arranged behind the seat and located between the two handrails; a footrest arranged in front of the seat and lower than a height of the seat; wherein, the back is rotatable relative to the seat, and the footrest is movable and is capable of extending back and forth relative to the seat. Various sitting postures and lying postures can be realized by adjusting the footrest and the back, thereby satisfying various needs and greatly expanding applicability.

The invention provides a transporting device for a plastic fishing raft and an operation method of the transporting device. The transporting device comprises a plastic fishing raft body. The rail assembly is fixedly installed on a walkway plate of the plastic fishing raft body through a rail fixing frame, the rail assembly comprises a cross rail and a linear rail which are installed in a crossed mode, and a positioning groove and a climbing block are arranged at the crossed position; the cargo carrying assembly comprises a conveying frame, a handrail and a cargo body, the cargo carrying assembly is movably installed on the rail assembly through a power assembly, the power assembly comprises driving motors symmetrically arranged at the front end and the rear end of the bottom of the conveying frame, and each driving motor drives wheels on a wheel shaft to rotate through a driving gear; the treads of the wheels are matched with the track contact surfaces, and the rims of the wheels are matched with the side edges of the track assembly. The mechanical level of mariculture operation is remarkably improved, and the problems that traditional manual carrying is low in efficiency and poor in safety are solved.

The utility model discloses a flatcar station adjusting auxiliary device, which belongs to the technical field of station auxiliary devices and comprises a pedal plate detachably mounted on a flatcar vehicle-mounted fixed pedal plate and an extending handrail detachably mounted on a flatcar handrail frame. A concave clamping groove used for clamping a horizontal steel plate on the outermost side of a flatcar vehicle-mounted fixed pedal is formed in the bottom face of the pedal, and an L-shaped clamping groove used for clamping a horizontal steel plate on the secondary outer side of the flatcar vehicle-mounted fixed pedal is formed in the front end of the pedal. The extending handrail comprises a supporting rod, a handrail ring arranged on the top of the supporting rod and a connecting assembly which is connected with the supporting rod and used for being detachably connected with the flat car handrail frame. The utility model can effectively solve the problem of potential safety hazard caused by poor standing position of railway shunting personnel at the box step at the front end of the flatcar.

Provided are a stroller frame and a stroller. A first rotating shaft and a second rotating shaft are provided at intervals on a stroller folding mechanism of the stroller frame, which is hinged to a handle assembly through the first rotating shaft, and is hinged to one end of a handrail assembly through the second rotating shaft; the handle assembly is hinged to a rear foot assembly through a third rotating shaft, the rear foot assembly is provided with a fourth rotating shaft, and one end of the handrail assembly and one end of a front foot assembly are both hinged to the rear foot assembly through the fourth rotating shaft; and the seat assembly has one side hinged to the handle assembly through a fifth rotating shaft and the other side hinged to the front foot assembly through a sixth rotating shaft.

The utility model provides a novel rail unloading operation vehicle. A novel rail unloading operation vehicle comprises a hook buffer device, a handrail, a bogie, a boarding ladder, a steel rail traction device, an electrical system, a braking system, a rail unloading device, a welding machine storage platform, a guiding device, a rail shifting device, a vehicle frame and a cab. According to the novel rail unloading operation vehicle, steel rails are deformed to one side from the middle of the vehicle within allowable stress through the vehicle, fall into the center of the rail or the side of the rail through the guide device or directly fall into the rail bearing groove, and are matched with a rail welding vehicle and a rail transporting vehicle to complete transportation, welding and unloading of the long steel rails; the steel rail can pass through the lower part of the cab, so that a transverse displacement space is vacated for rail unloading operation; alignment with a welding machine of a rail welding vehicle is facilitated, the rail unloading position is flexible, and possibility is provided for integrated construction of rail overhaul; the steel rail is moved to the multiple rail unloading positions from the horizontal center position through the guide device, the variable site construction environment can be used, and convenience is provided for follow-up construction.

The invention discloses a stair climbing robot and an operation and control method. The four or more mechanical legs are connected with the machine body, extend downwards and are used for standing or climbing stairs; the one or more manipulators extend out of the upper surface or the side surface or the front surface of the machine body and are used for grabbing handrails or handrails; the bearing mechanism is arranged on the machine body; the detection mechanism is arranged on the machine body or the mechanical legs or the manipulators; the computer control device and the man-machine interaction device are arranged in the system; the sensor and the storage battery are arranged in the system; the mechanical legs and the manipulator are driven and controlled by the computer control device, the machine body or the hip joint or the mechanical legs or the shoulder joint or the mechanical arm or a motor in the shell, a transmission mechanism and a sensor; the control system enables the step stepping action of the mechanical legs to be matched with the approaching or grasping or releasing action of the manipulator to the handrail or the handrail, so that the robot can safely and stably carry people to go up and down stairs.

According to the intelligent voice broadcast system and method for the elevator, elevator car environment data are collected in real time through a multi-source heterogeneous sensor set, and passenger density distribution and movement tracks are calculated through fusion of a millimeter wave radar and a 3D visual sensor; physiological features of a handrail contact area are detected through a biological impedance sensor so as to judge the health state of a passenger, and the current signal-to-noise ratio is dynamically calculated and the voice frequency band is optimized through an environment noise analysis module. Therefore, by constructing a technical system of'multi-modal perception-edge intelligent decision-cross-modal interaction 'and adopting innovative means such as millimeter-wave radar and biological impedance fusion sensing, deep reinforcement learning of a dynamic strategy and a phased array directional sound field, the problems of broadcast stiffness, poor scene adaptability and privacy potential safety hazards are solved. According to the system and method, accurate passenger feature recognition, dynamic voice content generation and multi-channel collaborative feedback are achieved through two-dimensional innovation, and the intelligent level and service efficiency of elevator voice interaction are improved.

The invention relates to the technical field of calcium carbonate production, and discloses a heavy calcium carbonate production sampling device which comprises a U-shaped base, a lifting supporting seat is fixedly connected to one side of the upper end face of the U-shaped base, four universal trundles are fixedly connected to the lower end face of the U-shaped base, and two pushing handrails are fixedly connected to the outer wall of one side of the lifting supporting seat. The sampling assembly can be aligned with a sampling point of a ton bag through the transverse moving assembly, a lifting lead screw is driven by a first motor to rotate, the lifting lead screw rotates to drive a lifting moving block to descend along a lifting moving groove, and descending of the lifting moving block drives the transverse moving assembly and the sampling assembly to descend. According to the ton bag sampling device, a sampling tool can go deep into a ton bag to a specified depth, and heavy calcium carbonate in the ton bag can be sampled at different depths through a spiral auger blade structure in the sampling assembly, so that the limitation problem that an existing sampling device can only sample the surface is solved.

A storage and transportation apparatus is disclosed. The apparatus may include a base frame and a base plate attached to the base frame. The base plate may be attached to the base frame such that the base plate may be disposed parallel to a base frame plane. The apparatus may further include an inverted U-shaped handrail attached to the base plate. The handrail may include a handrail side portion and a handrail top portion. The apparatus may further include a support member attached to the base frame and the handrail top portion. The support member may be disposed at a predefined angle relative to the base frame plane. The apparatus may further include a deformable strap removably attached to the base frame and the handrail top portion. The apparatus may additionally include a J-bar that may be removably attached to the handrail side portion via a fastener.

The invention discloses a tank container with linked crawling ladder handrails, and relates to the technical field of tank containers, the tank container with linked crawling ladder handrails comprises a container frame; the container frame comprises a side frame and an end frame, a ladder stand assembly is rotationally installed on the end frame, the lower end of the ladder stand assembly is connected through a connecting plate A and a connecting plate B, the ends, close to each other, of the connecting plate A and the connecting plate B are rotationally hinged, a transversely-arranged supporting plate is connected to the connecting plate A, and a linkage mechanism is connected to the transversely-arranged supporting plate. The support assembly comprises a fixing plate connected to the end frame, a supporting frame is fixedly connected to the fixing plate, the fixing plate is further connected with an air cylinder through a hinge seat, and the other end of the air cylinder is hinged to the transverse supporting plate. The handrail assembly is rotationally installed on the side frame and connected with the linkage mechanism, the linkage mechanism controls unfolding and closing of the handrail assembly by controlling the crawling ladder assembly, a handrail on the top can be automatically opened while the crawling ladder is opened, and a safer operation environment is formed.

The utility model discloses a safety handrail for a bathroom, and relates to the technical field of bathroom handrails. The handrail comprises an installation support and a handrail body, the installation support is composed of an installation plate and two fixing frames, the two fixing frames are both fixedly installed on one side of the installation plate, the handrail body is composed of a U-shaped pipe, an adjusting pipe, a connecting pipe and a rotating pipe, one end of the U-shaped pipe is fixedly connected with the adjusting pipe and the connecting pipe in sequence, and the other end of the U-shaped pipe is fixedly connected with the rotating pipe. And the middle parts of the connecting pipe and the rotating pipe are fixedly connected to form a T-shaped structure. According to the safety handrail, the angle of the handrail can be flexibly adjusted and firmly locked through the unique locking assembly, and different use requirements are met; by combining the suction cup storage design, space can be saved, and stability can be effectively kept; the integrated hook is convenient for hanging articles and improves the tidiness; the threaded rod and the rubber pad provide additional support, so that the support stress of the handrail is safe and reliable; and convenience, safety and space utilization efficiency are all considered.

The invention discloses a two-wheeled storage trolley which comprises a first platform and a grab rail, wherein the first platform is provided with a front face and a back face which are arranged back to back; the grab rail is rotationally connected to one end of the first platform, and a grab rail locking mechanism acts on the grab rail to limit rotation of the grab rail; the first platform is provided with a pair of first rollers, the pair of first rollers is arranged at one end, far away from the grab rail, of the back surface, and roller seat bodies of the pair of first rollers are symmetrically arranged and are rotationally connected to the first platform in the directions close to and far away from the grab rail respectively, so that the first rollers have a standing state and an overturning storage state; according to the trolley mechanism, through cooperation of the linear moving mechanism and the first rolling wheels, the trolley mechanism has the two-wheel using state and the storage folding state, and therefore the trolley can be freely switched between the two-wheel using state and the storage folding state according to the using condition.

The utility model discloses a handrail lock which comprises a lock shell, an unlocking hook, a pawl, a lock shaft, a ratchet wheel and a limiting piece, the unlocking hook, the pawl, the lock shaft, the ratchet wheel and the limiting piece are arranged in the lock shell, the unlocking hook, the pawl and the lock shaft are all rotationally connected in the lock shell, the ratchet wheel is sleeved and fixedly connected to the lock shaft, the pawl is arranged between the unlocking hook and the ratchet wheel, and the limiting piece is arranged on one side of the ratchet wheel; the lock shaft extends out of the lock shell and is fixedly connected with the handrail, and the axis of the lock shaft is coaxial with the rotating axis of the handrail; a limiting hook is arranged on the pawl; a first limiting tongue and a second limiting tongue are arranged on the ratchet wheel, and the limiting piece is located on a rotating path of the first limiting tongue and the second limiting tongue; when the armrest is folded, the limiting hook is matched with the first limiting tongue to limit the ratchet wheel to rotate towards the opening direction, and the limiting piece is matched with the second limiting tongue to limit the ratchet wheel to rotate towards the folding direction; the unlocking hook is in driving connection with the pawl and used for driving the pawl to rotate away from the ratchet wheel so as to relieve limiting of rotation of the ratchet wheel in the opening direction, and the limiting piece is matched with the first limiting tongue to limit the handrail after the handrail is opened.

The utility model relates to the technical field of yacht production, in particular to a yacht protective guardrail welding auxiliary device which comprises a base, an end supporting mechanism, a supporting rod, a clamping block, a handrail, a limiting mechanism and a connecting rod, the end supporting mechanism and the supporting rod are fixedly arranged on the upper surface of the base, and the clamping block is fixedly arranged at the top end of the supporting rod. The handrail is clamped at the top of the clamping block, the limiting mechanism is arranged on the upper surface of the base, the connecting rod is clamped in the limiting mechanism, the limiting mechanism comprises a sleeve, a telescopic rod, a mounting strip, a clamping strip, a limiting pipe and a clamping seat, and the telescopic rod is clamped at the inner side of the top of the sleeve; according to the yacht protection guardrail welding auxiliary device, after a guardrail is effectively positioned and installed, a connecting rod needing to be welded is arranged at the top of a handrail, effective positioning is conducted according to the welding position, and therefore it is guaranteed that the connecting rod is vertically welded to the surface of the handrail, a welding area is located on the front face of the handrail, operation is convenient, and the welding quality can be effectively improved.

The utility model belongs to the technical field of vehicle-mounted accessories, and provides a handrail with a table board structure and a vehicle, the handrail comprises a handrail body, a table board, a table board and a table board, the connecting rod assembly comprises a first end and a second end, and the first end is rotationally arranged in the containing cavity; the table board assembly comprises a main table board and an auxiliary table board, and the auxiliary table board is rotationally connected with the main table board and can be switched between a folding position and a maximum unfolding position on the main table board; and the transmission assembly is arranged between the main table plate and the second end. Compared with the prior art, the folding and unfolding type armrest has the advantages that the auxiliary table board of the table board assembly is driven by the transmission assembly to be folded and unfolded relative to the main table board, and on the premise that the effective supporting area of a table top of the table board assembly is not reduced, the required storage space is smaller when the table board assembly is located at the storage position, so that the space occupied by the whole armrest is smaller.

The utility model provides an armrest which is used for solving the technical problem that some existing seat armrests cannot rotate along with a backrest and cannot meet the use requirements of a user. The armrest comprises a first rod part, the periphery of the first rod part is sleeved with a second rod part in a sliding adjusting mode, one end of the second rod part is rotationally provided with a third rod part, the tail end of the first rod part is provided with a first installation hole in a penetrating mode, and the first rod part is connected with the side face of a seat plate of a seat through the first installation hole. A second mounting hole is formed in the tail end of the third rod part in a penetrating mode, the third rod part is connected with the side face of the seat backrest through the second mounting hole, when the seat backrest and the seat plate rotate, the second rod part and the third rod part rotate, and the requirements of different sitting postures of a user can be met.

The utility model discloses a baby bath chair easy to disassemble, assemble and lock, which comprises a seat, the front end and the rear end of the seat are respectively connected with a middle column and a backrest seat, the top of the middle column is provided with a spherical locking box, and the top of the backrest seat is rotatably connected with a limiting armrest; containing grooves are formed in the left end and the right end of the spherical locking box, slidable locking blocks are arranged in the containing grooves, the outer end walls of the locking blocks are arc-shaped, lock holes are formed in the outer side walls of the free ends of the limiting handrails in a concave mode, and lock tongues matched with the lock holes are arranged at the inner ends of the locking blocks. Compared with the prior art, the baby bath chair easy to disassemble, assemble and lock has the advantages that the locking structure is simple and easy to operate, and the covering performance of the seat on a child is good.

The utility model discloses a mini-tiller which comprises a handrail assembly connected with a mini-tiller body, the handrail assembly comprises a first handrail and a second handrail, the first handrail is fixed to the mini-tiller body, and the second handrail is connected with the first handrail through an adjusting limiting structure. The connecting angle between the second armrest and the first armrest is adjusted; the mini-tiller further comprises an auxiliary wheel assembly, and the auxiliary wheel assembly is connected with the mini-tiller body through an overturning structure so as to select whether the auxiliary wheel assembly is used or not. Compared with the prior art, the rotary cultivator has the advantages that the rotary cultivator is simple in structure and can adapt to the heights of various users, and the included angle between the first handrail and the second handrail can be selected according to the resistance of the land needing rotary cultivation so as to select a more labor-saving angle.

To provide a passenger conveyor liquid-medicine spray device that allows passengers to use the moving handrail with peace of mind.SOLUTION: A passenger conveyor liquid-medicine spray device comprises a liquid-medicine spray device body 21a provided in the section constituting the entrance in the moving direction of multiple steps 4 of a passenger conveyor 1 and spraying the liquid-medicine having at least one of antibacterial, germicidal and disinfectant properties from a first spray port 15a to a moving handrail 6, a first detection part 30a to detect the passenger boarding a passenger conveyor 1, a second detection part 31a installed closer to the passenger conveyor 1 side than the first detection part 30a and to detect the passenger boarding the passenger conveyor 1, a walking speed calculation part 43 to calculate the passenger walking speed based on the detected information by the first detection part 30a and by the second detection part 31a, and a liquid-medicine spray control part 46 to activate the liquid-medicine spray device body 21a based on the calculated walking speed by the walking speed calculation part 43 and to cause the device to spray the chemical solution.SELECTED DRAWING: Figure 2

1. The name of the design product: toilet handrail. 2. The use of the design product: handrail for the toilet of the person with difficulty in moving. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The embodiment of the utility model provides an armrest assembly, a seat assembly and a vehicle. The armrest assembly comprises an armrest, a display screen device and a lifting device. The handrail is connected to the lifting device, the lifting device is used for driving the handrail to be switched between a first position and a second position, and the second position is higher than the first position; the display screen device comprises a display screen and a turnover mechanism, the display screen is movably connected to the handrail through the turnover mechanism, and the turnover mechanism is used for driving the display screen to be switched between the unfolded state and the folded state. According to the embodiment of the invention, the armrest is liftable, and the display screen can be unfolded or retracted, so that a user can adjust the display screen according to actual needs, and the use experience of the user can be improved.

The utility model discloses an elevator car with telescopic handrails inside, which belongs to the technical field of elevator cars and comprises a car body, supporting blocks are symmetrically mounted on two sides of the inside of the car body front and back, semicircular pipes are fixed at the ends of the supporting blocks, and fixing rods are transversely arranged between the semicircular pipes. And sliding holes are formed in the sides, close to the fixing rods, of the semicircular pipes correspondingly, screw rods are rotationally installed in the semicircular pipes correspondingly, the outer sides of the ends, close to each other, of the screw rods are sleeved with fixing pipes, semicircular blocks are installed on the outer sides of the screw rods in a threaded mode, and sliding blocks are arranged on the outer sides of the fixing pipes in a sliding mode. The height of the handrail can be automatically adjusted according to the general height range of people taking the elevator car, it is ensured that passengers in different height ranges can comfortably hold the handrail, and therefore the riding safety is improved. In addition, according to the design, the requirements of more passengers can be met without frequently adjusting the height of the handrail, and then the applicability of the elevator car provided with the telescopic handrail is enhanced.

The invention provides special equipment for group replacement of high-speed railway turnouts and a construction method, and belongs to the technical field of railway engineering. Comprising a heavy rail car, a container type rail welding car, a plurality of special turnout transportation flatcars, a container type rail welding car and a heavy rail car which form a whole-column special marshalling used for integrated operation of transportation, replacement, welding and recovery of grouped rail pieces. A rail welding vehicle folding arm crane, a flash welding machine, rail welding vehicle auxiliary supporting legs and the like are carried on the container type rail welding vehicle; at least two flatcar folding arm cranes, flatcar auxiliary supporting legs, a lifting handrail and a special loading tool are installed on the special turnout transportation flatcar. Special equipment and a construction method are used for achieving integrated operation of the high-speed railway turnout from bulk material pre-assembly to group transportation, replacement, welding and old turnout recycling, the problem that group replacement of an existing high-speed railway turnout is completed at a skylight point is solved, and the defects of a group replacement operation technology of the high-speed railway turnout are overcome.

The utility model relates to the technical field of manufacturing of ro-ro passenger ships, in particular to a cutting platform for a composite handrail of a ro-ro passenger ship, which is provided with a base and is characterized in that the base is a strip-shaped steel tube with a square section, a strip-shaped sliding hole is arranged above the base, and the strip-shaped sliding hole is communicated with the base. Two fixed cutting seats and a sliding supporting seat are arranged on the base above the strip-shaped sliding hole, the two fixed cutting seats are fixed on the base, a cutter is fixed on the side surface of the base between the two fixed cutting seats, and the sliding supporting seat is in sliding connection with the strip-shaped sliding hole; the handrail is driven by the sliding supporting base to move to the distance needing to be cut and then stops, the cutter conducts cutting, and the handrail cutting device has the advantages of being simple in structure, stable in handrail placement, good in cutting effect, high in cutting efficiency and the like.

The utility model discloses a wheelchair lifting device for a railway vehicle, which comprises a bearing frame fixed on a vehicle body through an upper bearing seat and a lower bearing seat, a housing and a driving mechanism are fixedly arranged on the bearing frame, the bearing frame is hinged with the upper part of a buffer device, and the lower part of the buffer device is connected with a guide device; the upper portion of the guiding device is connected with the bearing frame through a range extending guide rail, the lower portion of the guiding device is hinged to the platform assembly, and a safety handrail is arranged on the platform assembly. An electric control system and a positioning device are arranged on the bearing frame, and the positioning device corresponds to a limiting hole in the lower bearing seat. The device is simple in structure, convenient to use and small in occupied space, and does not need a hydraulic station; meanwhile, stable and reliable lifting action of the device is ensured.

The invention discloses a broiler chicken transportation carriage with air guiding and conveying functions. A broiler chicken transportation carriage capable of achieving air guiding and conveying comprises a transportation vehicle, a carriage body is installed behind the transportation vehicle, a fixing frame is installed on the top outside the transportation vehicle, and a leaf-shaped head guiding cover is fixed to the fixing frame; the compartment comprises a compartment body, a swing compartment door is installed behind the compartment body, a compartment carrying bin is formed in the compartment body, a plurality of sets of handrail sleeves are installed on the inner wall of the compartment body, arch-shaped frame pipes are erected between the handrail sleeves, a plurality of sets of air guiding devices are installed on the arch-shaped frame pipes, and a plurality of sets of air supply devices are fixed to the inner wall of the front portion of the compartment carrying bin. A separation air guide plate is arranged in the air guide device, a fixed swing frame is fixed to the separation air guide plate, even number sets of air guide covers are installed on the front surface and the rear surface of the separation air guide plate, extrusion-preventing spring frames are arranged on the two sides of each air guide cover, a fixing lug is arranged on the outer wall of the tail end of the separation air guide plate, a hanging and fixing assembly is installed on the fixing lug, and a built-in inclined guide groove is formed in each air guide cover.

The handrail device comprises the lift car, an installation groove is formed in the inner wall of the lift car, a handrail mechanism is installed in the installation groove, the handrail mechanism comprises an installation plate, a handrail rod and a cleaning ring, a hinge is arranged at the bottom of the installation plate, and the installation plate is rotationally connected with the lift car through the hinge. Fixing bolts are installed at the positions, close to the corners, of the upper portion of the mounting plate, the interior of the mounting plate is of a hollow structure and is provided with a disinfectant box, a screw and a motor, fixing columns are arranged at the two ends of the grab rail, and the ends of the fixing columns are fixedly connected with the surface of the mounting plate. The grab bar is sleeved with the cleaning ring, the motor in the mounting plate is started to drive the screw rod to rotate, the screw rod drives the cleaning ring to move through the threaded sleeve, the cleaning ring cleans the grab bar in the moving process, attachments on the surface of the grab bar are swept down, and disinfectant is sprayed out to disinfect the grab bar during cleaning. The manual cleaning intensity is reduced, and the cleaning and disinfecting efficiency is improved.