33results about How to "Lean against" patented technology

The invention provides a high-strength glass guide slot sealing strip, and belongs to the technical field of automobile door and window sealing devices. The invention solves the problem that the existing guide slot sealing strip is insufficient in sealing. The high-strength glass guide slot sealing strip includes a middle part base, wherein two sides of the base extend aslant upwards to form a left side wall and a right side wall; the base, the left side wall and the right side wall encircle to form a glass installing slot; the left side wall and the right side wall respectively extend into the glass installing slot to form a left lip and a right lip for clamping the left and right side of glass; the left lip has an annular section and a hollow part; a steel belt is arranged in the base, and extends in the base along the right side wall until extending into the right lip. When abutting against the left lip, the glass is extruded by the hollow part; in addition, the steel belt is arranged in the base and extends in the base along the right side wall until extending into the right lip, so that the right lip well extrudes the glass by the steel belt, and thereby the glass can be well pressed and sealed by the left and right lips, thus being better in sealing performance.

The invention relates to high-precision stamping equipment. The high-precision stamping equipment comprises a base, a driving box, a transverse plate, a stamping mechanism, a filtering mechanism and a return mechanism, wherein the stamping mechanism comprises an upper die, a lower die and a limiting assembly, the return mechanism comprises a return assembly and a buffering assembly, the filtering mechanism comprises a stirring assembly and a filtering assembly, the stirring assembly is arranged at the bottom end inside the base, the filtering assembly is arranged on the stirring assembly, and the filtering assembly is connected to the stirring assembly. According to the high-precision stamping equipment, elastic supporting of the lower die is achieved through the return mechanism, meanwhile, vibration reduction is achieved during stamping, the precision is improved during stamping, hydraulic oil is filtered through the filtering mechanism, the phenomenon of blockage is prevented, the stability is improved during the stamping, meanwhile, the hydraulic oil is stirred through a rotating plate, the flowing speed of the hydraulic oil is increased, the heat dissipation effect is improved, linkage of multiple mechanisms is achieved through the same driving source, and the use practicability is improved.

The invention relates to a sapling fixing device which comprises a fixing box, a humidifying mechanism and a fixing mechanism; the humidifying mechanism comprises a supporting plate, a piston cylinder, a piston rod, a piston, a first spring and a water outlet pipe; and the fixing mechanism comprises a limiting assembly and a fixing assembly. According to the sapling fixing device, soil at the root of a main body is humidified through the humidifying mechanism, so that the soil is prevented from falling off, and therefore the survival rate is increased; meanwhile, the bottom end of the main body is elastically supported through the supporting plate, so that the main body better abuts against the supporting plate, and the transportation stability is improved; the trunk of the main body is fixed and limited through the fixing mechanism; the main body can be elastically clamped through cooperation of a second spring and a lead screw; and meanwhile, the main body can be rigidly clamped by rotating a handle, so that the clamping force of the main body can be freely adjusted by driving on different road sections, the use of operators is facilitated, and the use practicability is improved.

The invention relates to a scribing device for a scribing platform. The scribing device for the scribing platform comprises a fixed block, a moving mechanism and a smearing mechanism, the moving mechanism comprises a moving assembly and a driving assembly, and the smearing mechanism comprises a feeding assembly and a discharging assembly. According to the scribing device for the scribing platform, a lead screw rotates to achieve moving of a moving rod, the moving rod is restored through restoring force of a torsional spring, so that the moving rod better abuts against lantern rings, a telescopic rod between the two lantern rings is always in a tightened state, the lead screw is limited, the accuracy of the moving distance of the moving rod is improved, the scribing precision is improved, and the quality is improved; and a main body is smeared in a positioned manner through the smearing mechanism, dye can slide down along the outer wall of an ejector pin while the ejector pin moves, and therefore fixed-point dyeing of the main body is achieved, the cost is saved, meanwhile, toxic gas generated by dye volatilization is reduced, the working environment of workers is improved, and the use practicability is improved.

The invention relates to a reinforcing steel bar rust removal device for constructional engineering. The reinforcing steel bar rust removal device comprises a base, a straightening mechanism and a rust removal mechanism; the rust removal mechanism comprises a driving assembly and a rust removal assembly; the straightening mechanism comprises a fixing plate, a first spring and a straightening assembly. According to the reinforcing steel bar rust removal device for constructional engineering, a main body is straightened through the straightening mechanism, so that loading of the main body is facilitated, meanwhile, an operator can conduct weaving on the main body more conveniently, the working difficulty is reduced, and the working efficiency is improved; rotary rust removal on the main body is achieved through the rust removal mechanism, a brush can better abut against the main body through the adsorption force of a first magnet, the rust removal effect of the main body is improved through simultaneous rotation of the main body and the brush, and meanwhile, the rust removal efficiency is improved; meanwhile, straightening and rust removal can be conducted on main bodies of different sizes through the restoring force of the first spring, and the use practicability is improved.

The invention relates to a collecting device for silicon sludge. The collecting device comprises a collecting mechanism and a cleaning mechanism, wherein the collecting mechanism is arranged on the cleaning mechanism and comprises a piston cylinder and a collecting assembly, the piston cylinder is vertically arranged, the collecting assembly is arranged in the piston cylinder, and the cleaning mechanism comprises a cleaning box, a connecting pipe, a cleaning assembly and an adjusting assembly. According to the collecting device for silicon sludge, through the collecting mechanism, micro-vibration of a filter screen plate is achieved, a main body and a cooling liquid are better separated, the cleaning frequency of the main body in the piston cylinder is reduced, and the labor intensity of operators is reduced; through the cleaning mechanism, the situation that a metal wire is located at the same position of a cleaning block all the time and consequently damage of the cleaning block is aggravated is prevented, and the service life of the cleaning block is prolonged; and meanwhile, fine adjustment of the metal wire can be achieved, the metal wire can better abut against the cleaning block, and the use practicability is improved.

The invention relates to a cleaning device for a cutting base. The cleaning device comprises a moving block, a connecting rod, a driving mechanism and a cleaning mechanism, the driving mechanism comprises a connecting plate, a transverse plate, a moving rod, a sliding block and a first spring, and the cleaning mechanism comprises a piston cylinder, a second spring, a pulling rod, a blade and a pulling assembly. According to the cleaning device for the cutting base, the cleaning mechanism and the driving mechanism are matched to clean a main body, the blade impacts a cut product through the restoring force of a second spring, the blade better abuts against the main body through the restoring force of a torsional spring, and therefore the cleaning effect is improved, the impact force of the blade is improved through a third spring, so that the impact frequency is reduced, the working efficiency is improved, the labor intensity of workers is reduced, meanwhile, a movable block is limited through a positioning mechanism, the movable block can better move on the main body, meanwhile, the cleaned main body is swept, and the use practicability is improved.

The invention relates to a stirring device with a good sealing effect for coating production, which comprises a base, a transverse plate, an air cylinder, a stirring box, a stirring mechanism and a sealing mechanism. The stirring mechanism comprises a motor, a rotating rod and a stirring assembly. The motor is vertically arranged on the transverse plate downwards, the rotating rod is vertically arranged below the motor, and the top end of the rotating rod is mounted on the motor. The sealing mechanism comprises a sealing plate, a second spring and a sealing assembly. According to the stirring device with a good sealing effect for coating production, the main body is sealed and stirring through cooperation of the stirring mechanism and the sealing mechanism, cleaning of a stirring rod and the rotating rod is conveniently achieved, and the labor intensity is reduced; the contact area with the stirring box is increased through a sealing groove; and by means of deformation of a first sealing ring and a second sealing ring, gaps between the first sealing ring and the second sealing ring and the stirring box are reduced, so that the sealing effect is improved, gas generated during stirring is prevented from overflowing, the surrounding environment is protected, the working environment of operators is improved, and the use practicability is improved.

The invention relates to a feeding device for silicon rods. The feeding device for the silicon rods comprises a transverse plate, a driving mechanism, a supporting mechanism and a limiting mechanism; the transverse plate is horizontally arranged; the driving mechanism is arranged above the transverse plate; the supporting mechanism is arranged below the transverse plate; the limiting mechanism is arranged on the transverse plate; the driving mechanism comprises a driving assembly and a cleaning assembly; and the limiting mechanism comprises a limiting assembly and an adjusting assembly. According to the feeding device for the silicon rods, operation of a rotating rod is achieved through the driving mechanism, so that movement of a main body is achieved, limiting of the main body is achieved through the limiting mechanism, shaking of the main body is prevented, the main body moves more stably, the step of adjusting the main body is omitted, the production efficiency is improved, the labor intensity of operators is reduced, protrusions are reset through a reset assembly, the protrusions abut against the main body better, therefore, the main body is better moved, and the stability of the main body in the moving process is improved.

The invention discloses a mold grinding device with an angle adjusting function. The device comprises a connecting block, a grinding mechanism and an adjusting mechanism, wherein the grinding mechanism and the adjusting mechanism are both arranged on the connecting block, the grinding mechanism comprises a driving assembly and a grinding assembly, the driving assembly is arranged on the connecting block, the grinding assembly is arranged on one side of the connecting block and connected to the driving assembly, the adjusting mechanism comprises an adjusting assembly and a limiting assembly, the adjusting assembly is arranged on one side of the connecting block and connected to the grinding assembly, the limiting assembly is arranged on the connecting block, and the grinding assembly is connected to the limiting assembly. According to the mold grinding device with the angle adjusting function, the grinding efficiency is improved through the grinding mechanism, the labor intensity is reduced, the use practicability is improved, a connecting rod can be adjusted and limited through the adjusting mechanism, elastic grinding is changed into rigid grinding, and the grinding efficiency is improved.

The invention relates to a cleaning device for a sedimentation tank. The cleaning device comprises a fixed box, a blow-off pipe, a sealing plate, a cleaning mechanism and a sliding mechanism; and the cleaning mechanism comprises a floating plate, a motor, a rotating rod, a wire coil, a pull rope, a moving plate, a magnet and an abutting assembly, and the sliding mechanism comprises a sliding assembly and a limiting assembly. According to the cleaning device for the sedimentation tank, sludge is cleaned through the cleaning mechanism, the inner wall of the fixed box is cleaned through the dead weight of the floating plate, the bottom end of the fixed box and the bottom end of the floating plate are cleaned by driving the moving plate to move through the motor, meanwhile, the sludge is discharged, and the labor intensity of workers is reduced; the fixed box is sealed through the floating plate, so that sewage is prevented from being exposed in air, and the surrounding environment is protected; and the moving plate is reset through impact force of the sewage, sliding connection of the moving plate is converted into rolling connection through the sliding mechanism, and therefore the moving plate can move conveniently.

The invention relates to the field of computers, in particular to an anti-seismic device of a computer case. The device comprises a bottom plate base, and a plurality of elastic foot pads are mountedon the outer side of the bottom of the bottom plate base. Two side supporting plates are fixedly mounted on the left side and the right side of the top of the bottom plate base respectively. Connecting rods are fixedly installed at the upper ends of the two side supporting plates respectively, the two ends of each connecting rod are symmetrically and fixedly provided with elastic clamping assemblies used for elastically clamping and fixing the case, and elastic supporting belts used for supporting the case are further connected between the two elastic clamping assemblies at the same ends of the two connecting rods. Due to arrangement of cooperation structures of the elastic clamping assemblies and the elastic supporting belts, the device has a good anti-seismic supporting effect on the case, facilitates heat dissipation of the case and has good application and popularization effects.

The invention relates to a part fixing device for packaging equipment, which comprises a base, a first lead screw, a first nut, an abutting mechanism and a limiting mechanism. The abutting mechanism comprises an abutting plate and an abutting assembly; the limiting mechanism comprises a driving assembly and a limiting assembly; the driving assembly is arranged at the top end of the interior of the base; the limiting assembly is arranged on the base; and the driving assembly is connected with the limiting device. According to the part fixing device for the packaging equipment, limitation on the first nut is implemented through the abutting mechanism, meanwhile, the contact area between the part fixing device and a main body is increased through the abutting plate, the clamping effect is improved, limitation on the first nut is implemented through a restoring force of a first spring so as to prevent movement of the nut, a gap between the nut and the first lead screw is reduced so as to improve the fixing effect, elastic fixation on the main body is implemented, the base is limited through the limiting mechanism, the base is prevented from rotating along with the first nut when the first nut rotates, and the base is abuts against the main body better so as to improve the limiting effect and improve the use practicability.

The invention relates to a polishing device for automobile beauty. The polishing device comprises a handle, a fixing block, a polishing mechanism and a cleaning mechanism, wherein the polishing mechanism comprises a motor, a rotating rod and a polishing block; and the cleaning mechanism comprises a cleaning assembly, an adjusting assembly and a connecting assembly. According to the polishing device for automobile beauty, the polishing block is rotated through a driving mechanism, and a main body is polished; meanwhile, the connecting assembly is operated through rotation of the rotating rod, thus, the cleaning assembly is driven to operate, and the surface of the polished main body is cleaned; meanwhile, the cleaning block can be adjusted up and down through operation of a belt, thus, the cleaning block better abuts against the main body, and the cleaning effect is improved; a first piston moves in the rotating rod, thus, air in the rotating rod is compressed, and the cleaning block elastically abuts against the main body; and linkage of a plurality of mechanisms is achieved through the same driving source, the using practicability is improved, and the labor intensity of operators is relieved.

The invention discloses a moving device with a good clamping effect and an anti-collision function, which comprises a base, rolling wheels, a clamping mechanism and an adjusting mechanism, the base is horizontally arranged, the rolling wheels are installed on the base, the clamping mechanism is arranged on the base, the adjusting mechanism is arranged on one side of the base, and the clamping mechanism comprises a clamping assembly and a pushing assembly; according to the moving device with the good clamping effect and the anti-collision function, through cooperation of the clamping mechanism and the adjusting mechanism, elastic fixing of the main body is achieved, meanwhile, anti-collision and damping of the base can be achieved, and the use practicability is improved. According to the moving device, rigid movement of the base can be achieved, meanwhile, elastic movement of the main body can also be achieved, the pushing rod inclines through the elastically-moved main body, and therefore pushing force is applied to the clamping plate while pushing is conducted, the clamping plate better abuts against the main body, and the clamping effect is improved.

The invention relates to a sawing machine workbench with an extending function and a good stabilizing effect. The sawing machine workbench with the extending function and the good stabilizing effect comprises a base, a telescopic mechanism and a fixing mechanism, wherein the telescopic mechanism comprises a lead screw, a movable block and a sliding rod; and the fixing mechanism comprises a connecting rod, a transverse rod and a fixing unit. According to the sawing machine workbench with the extending function and the good stabilizing effect, the movement of the movable block is achieved through the telescopic mechanism, so that when a long workpiece is machined, the tail of the workpiece can be supported, and the workpiece is prevented from inclining; the movable block is fixed through thefixing mechanism, and a positioning rod is adjusted through a limiting unit; and a sucking disc can better abut against a bottom plane through a restoring force of a first spring, and meanwhile, an electromagnet drives a piston to move, so that air suction of the bottom plane is achieved, the sucking disc can better abut against the bottom plane, better supporting is achieved, deformation of thelead screw and a sliding rod due to the fact that a workpiece is too heavy is prevented, and the top end of the movable block and the top end of the base are always located on the same horizontal plane.

The invention relates to the field of computers, in particular to an anti-seismic device for a computer case, comprising a base plate, a plurality of elastic foot pads are installed and fixed on the outside of the bottom of the base base, and a side support is respectively installed and fixed on the left and right sides of the top of the base base The upper ends of the two side support plates are respectively fixed with connecting rods, and the two ends of the connecting rods are symmetrically installed and fixed with an elastic clamping component for fixing the elastic clamping position of the chassis. Two elastic clamps located at the same end of the two connecting rods Elastic supporting belts for supporting the chassis are also connected between the card position components. The present invention has a good anti-seismic support effect on the chassis through the matching structure of the elastic locking component and the elastic supporting belt, and is beneficial to the heat dissipation of the chassis, and has a high effect of popularization and application.

The invention relates to a high-safety interlocking mechanism for a ring main unit, the high-safety interlocking mechanism for the ring main unit comprises a box body, a cover plate and a connecting mechanism, the connecting mechanism comprises a connecting assembly and a positioning assembly, the high-safety interlocking mechanism for the ring main unit realizes positioning between the middle part of the cover plate and the box body through the connecting assembly, and meanwhile, the middle part of the cover plate and the box body are positioned through the restoring force of a first spring. The limiting plate always abuts against the circular ring, the positioning effect is improved, the cover plate better abuts against the box body, the two ends of the cover plate and the box body are positioned through the positioning assembly, the cover plate is connected with the box body in an aligned mode, the connecting effect is improved, the cover plate is positioned through the positioning pin, and the positioning precision is improved. The cover plate is arranged in the box body, so that the cover plate is better connected with the box body through the connecting assembly, the positioning pin can be limited through the electromagnet, and the cover plate can be opened only when power is off, so that people are reminded and protected.

The invention relates to a convenient-to-dismount fishing device with a good fixing effect. The device comprises a fixing rod, a fishing mechanism, a fixing mechanism and a supporting mechanism, wherein the fishing mechanism comprises a net bag, a lantern ring, a nut, a first spring and a lead screw; the fixing mechanism comprises an abutting assembly and a limiting assembly; and the supporting mechanism comprises a supporting plate, a supporting rod, a first pull rope and a magnet. According to the convenient-to-dismount fishing device with the good fixing effect, the compression force of the first spring can be adjusted through the moving distance of the nut on the lead screw, so that the tightness degree of the lantern ring and the fixing rod is adjusted; meanwhile, the lead screw can better abut against the fixing rod through the restoring force of the first spring, so that the lead screw is prevented from moving; and meanwhile, limiting of the fixing rod is achieved through an abutting plate, so that the movement of the fixing rod is prevented, the fishing mechanism can fish bred fishes more stably, the fishing mechanism can be dismounted conveniently, and the use practicability is improved.

The invention relates to welding equipment for a storage battery, the welding equipment comprises a box body, a fixing plate, a pushing mechanism and a lighting mechanism, the pushing mechanism comprises rollers and a connecting assembly, the lighting mechanism comprises a lamp tube and a power generation assembly, the welding equipment for the storage battery is convenient to move the box body through the pushing mechanism, the labor intensity is reduced, and the welding efficiency is improved. Meanwhile, direct contact with the ground is avoided, so that the damp-proof effect is achieved, the main body is protected, the service life of the main body is prolonged, rotation of a power generator is achieved in the moving process of the box body through the power generation assembly, and therefore power supply to a storage battery is achieved; the rotating wheel elastically abuts against the ground, the rotating wheel better abuts against the ground, the belt is always in a tightened state through the limiting unit, the power generation efficiency is improved, power is supplied to the lamp tube through the storage battery, and therefore the lighting effect is achieved, operation of operators is facilitated, and the use practicability is improved.

The invention relates to a detecting and weighing device for vegetables. The device comprises a fixing box, a damping mechanism and a dust removing mechanism; the damping mechanism comprises a bearingplate, a sliding rod, a supporting rod and a damping assembly; the dust removing mechanism comprises an inserting assembly and a driving assembly. According to the detecting and weighing device for vegetables of the invention, the damping of a main body is realized through the damping mechanism; the limiting of a lantern ring is achieved through attraction of magnets; when a pressure sensor on the lantern ring abuts against a rubber block, an alarm lamp is triggered to warn an operator; and therefore the weight of vegetables loaded each time is guaranteed, overload can be prevented, and damping of the vegetables can be better achieved; dust on the magnets is cleaned through a dust removing mechanism, so that the two magnets abut against each other better; air in a fixed box can be purified through a water tank, the vegetables are prevented from being polluted by the dust, and the use practicability is improved.

The invention relates to a battery (10) for a vehicle. The battery has: a plurality of battery cells (12) arranged in a housing (16, 18, 20) of the battery (10); and cooling means (22, 24) for removing heat from the battery cells (12) ). A material (32) is inserted between the housing (20) and the cooling device (22, 24), the material occupying a first volume in a base state and an increased volume in an expanded state compared to the first volume. The cooling device ( 22 , 24 ) is pressed against the battery cell ( 12 ) by the material ( 32 ) converted into its expanded state. Furthermore, the invention relates to a method for producing such a battery ( 10 ).

The invention relates to a silicon single crystal rod clamping device with a good clamping effect. The silicon single crystal rod clamping device comprises a base, a clamping mechanism and an abutting mechanism, the clamping mechanism comprises a fixing block, a connecting assembly and clamping assemblies, and the abutting mechanism comprises a positioning plate, a moving assembly and an abutting assembly. According to the silicon single crystal rod clamping device with the good clamping effect, sliding blocks are pushed through rotation of a second two-way lead screw, so that first elastic pieces and second elastic pieces better abut against main bodies, the contact area between the first elastic pieces and the main bodies is increased, and the clamping effect is improved; and meanwhile, the first elastic pieces and the second elastic pieces can be adjusted through rotation of a first two-way lead screw, the single crystal silicon rod clamping device is suitable for fixing the main bodies of different sizes, the use practicability is improved, abutting of the ends, away from the fixing block, of the main bodies is achieved through the abutting mechanism, vibration generated during cutting is reduced, and meanwhile, abutting of the main bodies is achieved, so that the main bodies are more stable when being cut, and the cutting precision is improved.

The invention relates to a repairing device for a pipeline. The repairing device comprises a first fixing block, a second fixing block, a fixing mechanism and a connecting mechanism. The connecting mechanism comprises a first connecting block, a second connecting block and a bolt, and the fixing mechanism comprises a pull rope, a fixing rod, a first spring, a moving rod, a circular plate and a limiting assembly. According to the repairing device for the pipeline, first-stage fixing of the first fixing block and the second fixing block is achieved through the connecting mechanism, fixing of thebolt is achieved through restoring force of a second spring, the situation that the sealing effect is affected due to loosening of the bolt is prevented, and omnibearing fixing of the first fixing block and the second fixing block is achieved through the fixing mechanism. The rubber plate can better abut against a main body, so that the sealing effect is improved, and secondary fixation of the first fixing block and the second fixing block is realized; and meanwhile, the rubber plate can be better connected in a rivet connection manner, the cost is reduced, and the use practicability is improved.

The invention provides a novel anti-siphonage water outlet connecting device. The device comprises an outer shell, an inner shell and an anti-siphonage V-shaped ring, wherein a first water passing channel is formed in the outer shell; the inner shell is arranged at the water outlet end of the first water passing channel, a second water passing channel is formed inside the inner shell, and the size of an opening in the inner side wall of the second water passing channel is gradually increased in the water flow direction; and the anti-siphonage V-shaped ring is arranged in the second water passing channel and comprises an elastic part, and the elastic part abuts against the inner side wall of the second water passing channel under the action of the elasticity of the elastic part and shrinks inwards in the water flow direction under the action of the water flow pressure. According to the novel anti-siphonage water outlet connecting device, the anti-siphonage V-shaped ring is arranged in the inner shell so that the anti-siphonage effect can be achieved; and meanwhile, the size of the opening in the inner side wall of the second water passing channel of the inner shell is gradually increased in the water flow direction, and therefore in the sealing state, the elastic part of the anti-siphonage V-shaped ring can better abut against the inner side wall of the inner shell, and the sealing effect is better.

The invention relates to a fabricated building external wall insulation board which comprises a first fixing plate, a second fixing plate, a rubber plate, a connecting mechanism and a sealing mechanism, the connecting mechanism comprises a connecting plate, an abutting plate, a sliding block, a positioning block, a bolt and a limiting assembly, and the sealing mechanism comprises an abutting assembly and a sealing assembly. According to the fabricated building external wall insulation board, through cooperation of the connecting mechanism and the sealing mechanism, a gap between the first fixing plate and the second fixing plate is reduced, the sealing effect is improved, meanwhile, a certain gap is reserved between the first fixing plate and the ground through the connecting plate, and therefore cold air on the ground is prevented from being directly transmitted to the first fixing plate; therefore, the heat preservation effect is improved, and the use practicability and the structural stability are improved.

The invention discloses an oil pipe connecting device for oil exploration. The oil pipe connecting device comprises a first oil pipe, a second oil pipe, a limiting ring, fixing mechanisms and a sealing mechanism, wherein each fixing mechanism comprises a moving block, a sliding block, a limiting block, a transverse rod and a connecting rod, and the sealing mechanism comprises a sealing assembly and a limiting assemblies. According to the oil pipe connecting device for oil exploration, the first oil pipe and the second oil pipe are fixed through the fixing mechanisms, the first oil pipe and the second oil pipe are sealed through the sealing mechanism, compared with an existing sealing mechanism, the sealing mechanism abuts against the limiting ring through water bags, so that the limiting ring is sealed, the water bags are inflated through sealing units, the water bags better abut against the limiting ring, the sealing effect is improved, meanwhile, the limiting ring is fixed through limiting assemblies, the limiting ring is prevented from moving, the moving blocks better abut against the limiting blocks through restoring force of second springs, and the use practicability is improved.

The invention relates to a convenient-to-maintain hoisting device for a gate. The hoisting device comprises a connecting mechanism, a driving mechanism and a cleaning mechanism, wherein the driving mechanism is arranged on the connecting mechanism, the cleaning mechanism is arranged on the driving mechanism, the driving mechanism comprises a driving assembly, a limiting assembly and an adjusting assembly, and the cleaning mechanism comprises a blade and a sliding assembly. According to the convenient-to-maintain hoisting device for the gate, a main body is in a vertical and suspended state through the driving mechanism, so that maintenance is facilitated for operators, the polishing precision is improved, the sealing performance is improved, a certain supporting effect can be achieved, dual protection on workers is achieved, safety is improved, linkage of multiple mechanisms is achieved through a same driving source, the use practicability is improved, cleaning of the main body is achieved through the cleaning mechanism, the cleaning effect is improved, and dismounting and mounting are convenient.

The present invention provides an actuator and its transmission mechanism. The actuator includes a motor, an actuator and a transmission mechanism arranged between the motor and the actuator. The transmission mechanism includes a main body and an output shaft protruding from the main body. , the output shaft rotates under the drive of the motor, and the output shaft is provided with threads for driving the actuator to move axially along the output shaft, and the actuator further includes at least two arc-shaped A shaft sleeve and a stop sleeve, the at least two arc-shaped sleeves are arranged around the output shaft and spliced ​​to form an annular sleeve located between the main body and the actuator, the annular sleeve and the A gap fit is formed between the output shafts, and the stop sleeve is sleeved on the annular bushing and is interference fit with the annular bushing. The actuator of the invention has low noise and good strength.