103results about How to "Slide in smoothly" patented technology

The invention relates to an automatic finishing device specially used for secondary recovery of glass beer bottles. The automatic finishing device comprises a bottom plate; a rotary adjusting device is installed at the front end of the bottom plate; the tail end of the rotary adjusting device is provided with a clamping device by threads; two pairs of lifting devices are symmetrically installed at the left end and the right end of the bottom plate, and a transverse plate is used for connecting each pair of lifting device; a cleaning and air drying device is installed at the middle part of the bottom plate, and a stacking device is installed at the rear end of the bottom plate; an automatic finishing technology of the glass beer bottles is completed by cooperatively using the rotary adjusting device, the clamping device, the lifting devices, a mobile conveying device, the cleaning and air drying device and the stacking device. The automatic finishing device specially used for the secondary recovery of the glass beer bottles can solve the problems that when being used for finishing the glass beer bottles, the existing small-sized recycle bin is not thorough in manual cleaning, long in time consumed by natural air drying, complicated in operation and low in manual stacking efficiency, easily causes the glass bottles to be broken due to long-time work, causes resource waste, and the like, and can realize the function of automatically finishing the glass beer bottles.

A container conversion device of a semiconductor mounting element includes a clamp tray mechanism module and a dual-shaft rotary mechanism module. The clamp tray mechanism module includes a tray clamp, a slide way base plate and an insertion pipe mechanism. The surface of the slide way base plate is provided with a plurality of slide ways arranged on the lower surface of the tray clamp. The outlet of the slide way of the slide way base plate is provided with the insertion pipe mechanism; each material pipe insertion trough of the insertion pipe mechanism can be inserted by a material pipe. The clamp tray mechanism module is articulated with the dual-shaft rotary mechanism. When the clamp tray mechanism module at the horizontal position clamps the tray which is supported with a plurality of semiconductor mounting elements, by the rotation of 180 DEG of the second rotary shaft of the dual-shaft rotary mechanism module, each line of semiconductor mounting element on the tray is dropped into each slide way of the slide way base plate and slides into the material pipe of the insertion pipe mechanism along the slide way. The invention has the advantages of fast and easy replacement by adopting the modularization design, aiming at the semiconductor mounting elements of different types and dimensions.

The invention relates to a construction process for a highway bridge pile foundation to pass through an oversized and multi-layer karst cave, and belongs to the technical field of constructional engineering. The construction process comprises the following construction steps that 1, advanced detection is conducted, the position and the size of the karst cave are detected by adopting a geological radar, and the pile position is determined according to detection data; 2, a drilling machine conducts in-place drilling, and according to the karst cave condition detected by the geological radar, proper construction methods are adopted as follows, an advanced grouting condensation method, a rubble backfilling and clay repeated punching method and a steel casing follow-up method; 3, a reinforcement cage is placed, specifically, the reinforcement cage is vertically hoisted into a pile hole; and 4, pile hole grouting is conducted to form a pile foundation, specifically, a pouring guide pipe is adopted to stretch into the pile hole for grouting. The geological radar is adopted to detect the karst cave condition before construction, the size of the karst cave is mastered, the construction mode is selected according to the karst cave condition, the construction phenomena of drill jamming, drill falling, drill burying, collapse and the like in the pile foundation construction process are reduced, karst harm is relieved, and it is guaranteed that pile foundation engineering in the karst area is conducted smoothly.

An underwater docking device used between underwater manned vehicles comprises an upper unit and a lower unit, wherein the upper unit and the lower unit are respectively arranged on the two underwater manned vehicles to be docked; the upper unit and the lower unit each comprise a hollow shell; the two hollow shells are respectively in communication with compressive cabins of the two underwater manned vehicles via opening and closing doors; the interiors of the two hollow shells communicate with each other after the two hollow shells are closed; clamping columns are arranged on two sides of the end, used for docking, of the upper unit; fork frames and locking rings are arranged on two sides of the end, used for docking, of the lower unit; the fork frames are positioned between the locking rings and the hollow shell of the lower unit; the locking rings can be supported on vertical hydraulic cylinders in a vertically turnover manner; through the turnover of the locking rings, the locking rings can sleeve the clamping columns or be separated from the clamping columns; when the locking rings sleeve the clamping columns, the clamping columns are locked through up-and-down clamping of the locking rings and the fork frames; the upper unit comprises a pipeline for supplying gas to the hollow shell; and the lower unit comprises a pipeline for supplying seawater to the hollow shell and draining the seawater in the hollow shell. The underwater docking device used between the underwater manned vehicles can safely and reliably finish underwater docking between the underwater manned vehicles.

The invention belongs to the technical field of garbage recycling devices, and discloses an in-school garbage classification and recovery system. The in-school garbage classification and recovery system comprises a control terminal, a garbage can body and a cover body, an article storage box is arranged in the middle of the garbage can body, a supporting plate is movably connected to the lower portion of the article storage box, a plurality of inner cylinders are arranged on the supporting plate, a first driving device is arranged on the garbage can body; an inclined groove is formed in the upper end of the article storage box, a notch communicated with an inner cylinder is formed in the lower end of the inclined groove, a barrel door is arranged on one side of the garbage can body; a circular channel is formed in the lower end of the cover body, the upper end of the cover body is movably connected with a sealing cover, a second driving device is arranged in the cover body; a compression device is further arranged at the lower end of the cover body; a control terminal is embedded at the upper end of the cover body, the control terminal is electrically connected with the first driving device, the second driving device and the compression device. The in-school garbage classification and recovery system are convenient for classifying and putting the garbage in the school, so thatthe students can form good habits for classifying and putting the garbage, and the garbage can be conveniently cleaned in the later stage.

The invention discloses an integrated intelligent barrel lifting device. The integrated intelligent barrel lifting device is arranged on a filling device, and the filling device is arranged on a garbage truck; the garbage truck is provided with a signal receiving system; and the signal receiving module is used for receiving a garbage collection signal transmitted from a garbage collection station.The integrated intelligent barrel lifting device comprises an extension welding unit, overturning mechanisms, supports, lifting arm mechanisms and hook mechanisms, wherein the extension welding unitis connected with the filling device; the overturning mechanisms are arranged on two sides of the extension welding unit; the supports are rotatably arranged on the overturning mechanisms; the liftingarm mechanisms are arranged on the supports; each hook mechanism comprises a hook body and a hook arm; each hook body is rotatably arranged on the corresponding lifting arm mechanism; each lifting arm mechanism drives the corresponding hook body to move vertically; the hook arms are separately arranged on two sides of the hook body; a plurality of guide tracks are arranged on each hook arm; and aslot is formed in one end of each guide track. By the integrated intelligent barrel lifting device, a garbage bin cannot drop easily in a pouring process.

The invention discloses a coin conveying and processing mechanism for an automatic ticketing device. The technical scheme of the invention is that the coin conveying and processing mechanism for the automatic ticketing device comprises a coin entering channel, cover plates, a track, a coin conveying belt and a coin turning plate, wherein a coin slot used for enabling input coins to slide into the mechanism is formed at an opening at the upper end part of the coin entering channel; the cover plates distributed left and right in a folded manner are used for forming a support frame of the mechanism; the track is arranged between the cover plates and a loop obliquely distributed up and down along the mechanism is formed by the track in a surrounded manner; the coin conveying belt is distributed above the track, and at least one coin blocking rib used for transporting coins upwards is convexly arranged on a bearing surface of the coin conveying belt; and the coin turning plate is distributed at an opening at the lower end part of the coin entering channel, and a coin temporarily storing area is formed by the coin turning plate, the side walls of the cover plates and the coin conveying belt in a surrounded manner. The coin conveying and processing mechanism has the advantages that the ticket buying speed is high and the error rate is low; and besides, the coin slot can be arranged in a relatively low position, thereby greatly facilitating ticket buying of shorter people.

The invention discloses an automatic cover pressing device, which comprises a cover sliding groove (1), a movable head cover (2), a cover pressing pinch plate (6) and cover holding pendulum wing devices (15). The device is characterized in that the cover sliding groove (1) consists of a cover sliding bottom plate (14) and cover barrier strips (3); the movable head cover (2) is arranged above an inlet of the cover sliding groove (1) through a sleeve (11); a transverse substrate (13) is arranged above an outlet of the cover sliding groove (1); the cover holding pendulum wing devices (15) are arranged on the two sides of the outlet of the cover sliding groove (1). The device has the beneficial effects that the device is simple in structure and convenient to operate; a cover can be smoothly conveyed, can smoothly slide into an arched opening, and is more stably and accurately pressed into a bottle cap under the holding of pendulum wings, so that time and labor are saved, the cover pressing acceptability is greatly improved, the working efficiency is improved, and the cost is lowered.

The invention discloses a stitch cam of a computerized flat knitter. A main body of the stitch cam is a trapezoidal plane, an additional block is also arranged outside the bottom edge of the first acute angle of a trapezoid and connected with the main body into a whole; the stitch cam is provided with a first groove and a second groove, wherein the first groove extends from the first obtuse angle of the trapezoid to a second acute angle; the second groove extends from the middle part of a first side to the position between the additional block and the main body; the first groove and the second groove are crossed at the first side, and a first inclined surface is formed at the included angle part of the first groove and the second groove; and the junction of the first inclined surface and the second groove is higher than the junction of the first inclined surface and the first groove to from a side wall. The invention not only supplies more diversified movement routes for a crochet needle, but also can always keep the correct movement route, thereby avoiding the occurrence of a path deviation situation; in addition, both the second opening of the first groove and the third opening of the second groove are horn-shaped, and the positional height of a stitch can be better regulated when the stitch enters the groove.

The invention discloses an LED (light-emitting diode) bulb lamp. The LED bulb lamp comprises a base and a lamp cover which are arranged at the two ends of a lamp cup, wherein a circuit board is arranged at the inner part of the lamp cup; the circuit board comprises a power board and a lamp plate which are connected by a heat storage flat plate; a bracket is also arranged at the inner part of the lamp cup; the bracket extends along the inner wall of the lamp cup and contains the circuit board; the bracket comprises a plurality of T-shaped support frames connected by an annular framework; the annular framework is provided with a plurality of locating columns; the top of the lamp cup is provided with a pressing plate; and the pressing plate is provided with a plurality of locating holes matched with the locating columns.

The invention provides an Internet surfing device for an Internet card of things and belongs to wireless Internet surfing devices. The Internet surfing device comprises a base provided with an internal spherical face and a rotation piece provided with an external spherical face. The rotation piece is rotationally arranged in the base, and the external spherical surface of the rotation piece is in rolling or sliding connection with the internal spherical face of the base. An installation block is arranged on the top of the rotation piece, and a signal receiving and sending module is arranged in the installation block. The rotation piece is internally provided with an Internet surfing module for the Internet card of things and a USB module. The base is further provided with an installation cavity. An installation notch is formed in the installation cavity. The USB module is provided with a USB connection line, and the USB connection line penetrates through the installation notch to extend to the exterior of the base. According to the technical scheme, the signal receiving and sending module in the installation block can rotate relative to the base, and the wireless Internet surfing device can be applicable to different angles and is wider in usage range.

The invention belongs to the technical field of mixing machinery. The powder sticking machine comprises a feeding mechanism; the feeding mechanism comprises a funnel which is vertically arranged in a suspending manner; the funnel comprises a funnel head and a funnel neck, wherein a funnel opening is formed in the funnel head; the funnel opening is a material and powder inlet; a separating tube made of a hard material is inserted in the funnel neck; a stirring blade is movably connected with the outer wall of a tube body, inserted into the funnel head, of the separating tube; the tube body, outside the funnel, of the separating tube is connected with a motor drive shaft capable of moving up and down. The powder sticking machine disclosed by the invention is simple in structure and capable of realizing the mixing of food materials and powder, and separating the food materials, so that the production efficiency is greatly improved, and the clean degree in the production process is ensured.

The invention provides a structure for connecting a solar panel with a car body on a solar car, and belongs to the field of cars. The problem that the service life of a solar panel in an existing solar car is short is solved. The structure for connecting the solar panel with the car body on the solar car comprises an installation disc located in an inner cavity of a connecting portion, the solar panel is located in the installation disc, a positioning structure connecting the solar panel and the installation disc is arranged between the solar panel and the installation disc, a driving part capable of driving the installation disc to transversely move up and down is arranged between the installation disc and the bottom wall of the connecting portion, a connecting column is vertically arranged on the top face of the car body, a connecting part is arranged on one side of the connecting column, a sealing plate is hinged to the connecting part, a torsional spring enabling the sealing plate to seal the inner cavity of the connecting portion is arranged between the connecting column and the sealing plate, and a protruding limiting block capable of abutting against the inner side wall of the sealing plate for limiting is arranged on the outer edge of the installation disc. The structure for connecting the solar panel with the car body on the solar car has the advantage that the service life of the solar panel is prolonged.

The invention discloses a roller conveyor including a rack and a roller, the roller is on the rack; the frame is provided with two hydraulic telescopic shafts. The top of each hydraulic telescopic shaft is hinged with the bottom surface of the roller table. The two hydraulic telescopic shafts are provided with a screw rod. The upper part of the screw nut is provided with a steel pipe sheathed on the screw rod. The top end of the steel pipe is provided with a supporting shaft which is parallel with the bottom surface of the roller table and is perpendicular to the conveying direction of the roller table. The roller comprises a rotating shaft and a first roller sheathed on the shaft. Second rollers are arranged between the first roller and the rotating shaft, Second rollers are provided with a plurality of blind holes. A spring is arranged in the blind hole, and the spring extends into the bottom end of the rolling body. Pluralities of grooves are arranged on the inner wall of the first roller. The bottom of each groove is provided with a plurality of through holes, and the through hole is a single page hyperboloid surface with two big ends and a small middle. The roller conveyor can flexibly lift and adjust the transmission angle position and also be used to select the smooth cylindrical surface or the rough cylindrical surface to transfer the corresponding parts.

The invention discloses a sliding door mechanism used for an electric oven and the electric oven. The sliding door mechanism comprises a sliding assembly and a door body. The sliding assembly comprises a guiding body, a sliding body and rolling bodies, wherein the guiding body is fixed to the bottom of an oven body and extends front and back along the oven body, the sliding body can move in the extending direction of the guiding body, and the rolling bodies are disposed between the sliding body and the guiding body and linearly arrayed in the moving direction of the sliding body, and the sliding body slides along the guiding body with the help of the rolling bodies; the door body is rotatably connected to the sliding body directly or indirectly, so that when the door body is opened, the door body can slide into the bottom of the oven body with the help of the sliding body. According to the sliding door mechanism and the electric oven, the door body slides into the bottom of the oven body through the contact cooperation among the rolling bodies, the sliding body and the guiding body, correspondingly transverse movement or swinging happening in the process that the door body slides into the bottom of the oven body or after the door body slides into the bottom is effectively prevented, and therefore the sliding process of the door body is smoother.

The invention discloses a full-automatic covering machine capable of efficiently cooling and a using method of the full-automatic covering machine, relates to the technical field of covering machines,and aims at solving the problems that after some existing covering machines work for a period of time, mucilage glue is not easy to dry due to over-high temperature, and the product quality is reduced. An intelligent control structure is mounted above a base; a paper feeding structure is arranged above the intelligent control structure; a paper conveying structure is mounted on one side of the paper feeding structure; a forming structure is arranged below the paper conveying structure; a pressing structure is mounted on one side of the forming structure; a paper storage box is arranged at oneend of the pressing structure; a first motor is arranged in the base, a displayer is installed on the surface of the intelligent control structure, the displayer is fixedly connected with the surfaceof the intelligent control structure, a first electric sliding structure is arranged on one side of the intelligent control structure, and the first electric sliding structure is in sliding connection with a bottom conveying carton structure through electric control.

The invention discloses an automatic unpacking device for urea bags. The automatic unpacking device for urea bags comprises a bag guide plate, a material storage box, a bag storage box and a materialdropping groove. The two transverse ends of the material dropping groove are a feeding end and a bag outlet end separately. The bag guide plate is obliquely arranged above the feeding end of the material dropping groove. Urea bags can slide to the feeding end of the material dropping groove along the bag guide plate. The bag storage box is arranged below the bag outlet end of the material droppinggroove. A plurality of material dropping holes allowing passing of urea are formed in the bottom of the material dropping groove. The material storage box is arranged below the material dropping groove. The automatic unpacking device for urea bags further comprises a vibration motor which is arranged on the material dropping groove and used for driving vibration of the material dropping groove, and a cutter. The cutting direction of the cutter is transverse. The cutter is arranged on the bag guide plate and upwards extends out of the upper surface of the bag guide plate. The automatic unpacking device for urea bags also comprises a bag pushing rod arranged at the feeding end of the material dropping groove and a telescopic motor or air cylinder used for driving the bag pushing rod to transversely push urea bags from the feeding end of the material dropping groove to the discharging end. The automatic unpacking device for urea bags has the advantage of automatic unpacking.

The invention discloses a road greening trimming device for municipal engineering, and relates to the technical field of greening trimming devices. The road greening trimming device comprises a vehicle body, a vertical sliding rod is fixedly mounted at one side of the vehicle body through a base block, a movable column is slidably mounted on the vertical sliding rod through a sliding block, and a fixed flat plate is fixedly mounted at the top end of the movable column; and a transverse sliding sleeve is rotationally installed at the top side of the fixed flat plate through a rotating column, a transverse sliding rod is slidably installed on the transverse sliding sleeve, and a U-shaped fixed frame is fixedly installed at one end of the transverse sliding rod. The road greening trimming device is reasonable in structure and easy to operate; a motor rotates, an L-shaped driving rod drives a movable serrated knife to reciprocate along a fixed serrated knife, and therefore the continuous shearing function is achieved; and through the mechanism arrangement, multi-dimensional adjustment of the height, the inclination angle, the horizontal distance to the vehicle body and the like of a shearing mechanism is achieved, and in the process that the vehicle body moves along with rollers, trimming of a parterre type green belt is completed.

The invention relates to a BTB (Board to Board) connector which comprises a plurality of male terminals, a male terminal main body, a plurality of female terminals and a female terminal main body. The male terminals are molded by bending and rotating a conductive material, and each male terminal comprises an elastic arm and a contact area arranged in the elastic arm; the male terminal main body is an insulating block approximate to a rectangle; the female terminals are molded by bending and rotating the conductive material, and each female terminal comprises an elastic arm and a contact area arranged on the elastic arm; the female terminal main body is an insulating block which is approximate to a rectangle, and one face of the insulating block is sunken to form a butt joint groove; the male terminals are fixed on the male terminal main body; the female terminals are fixed on the female terminal main body; and the male terminal main body and the female terminal main body are mutually inserted so as to ensure that the male terminal main body is accommodated in the butt joint groove and all the contact areas of the male terminals and the female terminals are connected in a butting way. The male terminals and the female terminals are both molded in a bending and rotating way and have the longer elastic arms; and during butting, a longer prepressing stroke is formed to increase contact elasticity of the terminals, improve contact stability and reduce contact resistance.

The invention discloses a stitch cam of a computerized flat knitter. A main body of the stitch cam is a trapezoidal plane, an additional block is also arranged outside the bottom edge of the first acute angle of a trapezoid and connected with the main body into a whole; the stitch cam is provided with a first groove and a second groove, wherein the first groove extends from the first obtuse angleof the trapezoid to a second acute angle; the second groove extends from the middle part of a first side to the position between the additional block and the main body; the first groove and the second groove are crossed at the first side, and a first inclined surface is formed at the included angle part of the first groove and the second groove; and the junction of the first inclined surface and the second groove is higher than the junction of the first inclined surface and the first groove to from a side wall. The invention not only supplies more diversified movement routes for a crochet needle, but also can always keep the correct movement route, thereby avoiding the occurrence of a path deviation situation; in addition, both the second opening of the first groove and the third opening of the second groove are horn-shaped, and the positional height of a stitch can be better regulated when the stitch enters the groove.

The invention discloses a construction method for a building thermal-insulating wall, and relates to the technical field of buildings. The construction method comprises the following processing steps that a thermal insulating board is fixed on the periphery of a steel bar component through a connecting piece, a wooden or metal template is fixed on the inner side of the steel bar component, and the steel bar component is composed of three layers of side-direction steel bar assemblies in the vertical direction and a bottom layer of steel bar assembly at the bottom of the steel bar component; and configured concrete slurry and thermal insulating slurry are simultaneously poured into the steel bar component between the thermal insulating board and the template, and after the configured concrete slurry and the thermal insulating slurry are both solidified, all the steps are completed. According to the construction method for the building thermal-insulating wall, a matrix of the thermal-insulating wall is formed by adopting the mode that the configured concrete slurry and the thermal insulating slurry are poured synchronously, an interior wall adopts common concrete slurry, the outer layer adopts the thermal insulating slurry which is capable of preserving heat, insulating heat, insulating sound and reducing noise to serve as a protective layer, the required strength and rigidity of the wall are ensured, and meanwhile the advantages of being high in sound insulation and thermal insulation are further achieved; and the whole bonding strength is high, the phenomenon that the wall surface falls off is not prone to happening, and the working efficiency is high.

The invention discloses an automatic assembly system of injection syringes. The automatic assembly system is characterized by comprising a rack, O-type ring assembly components, clamping components, an O-type ring feeding component, an O-type ring transfer component, a piston transfer component, a piston assembly component, a syringe transfer component and a detection and assembly component. The O-type ring feeding component is used for enabling O-type ring expansion claws of the corresponding O-type ring assembly components to be sleeved with O-type rings. The O-type ring transfer component is used for transferring the O-type ring assembly components sleeved with the O-type rings to corresponding piston core rods to be assembled. The piston transfer component is used for transferring the piston core rods with the O-type rings assembled to corresponding syringes to be assembled. The detection and assembly component comprises a finished product discharging device. The finished product discharging device is arranged on the rack and used for taking out the assembled injection syringes from the corresponding clamping components.

The invention relates to a conveying-reliable cooking utensil. The cooking utensil comprises a stock bin, a conveying cavity and a screw provided with a conveying spiral, wherein the screw is arrangedin the conveying cavity, the stock bin is provided with a feeding port which communicates with the conveying cavity, a discharging port is arranged at the end, away from the feeding port, of the conveying cavity, and the volume, at the discharging port end, of a material channel between the screw and the conveying cavity is greater than the volume, at the feeding port end, of the material channel. By the adoption of the technical scheme, when a material passes through the discharging port end, the material gets rid of the material channel of the screw as fast as possible under the action of self-gravity and is discharged out of the conveying cavity through the discharging port, the situation that the material is carried in by the conveying spiral, continues to be conveyed and gets stuck at the tail end of the conveying screw is prevented, the phenomenon that dust particles adhere to the surface of the material again can be effectively reduced, a "pre-cleaning" effect is achieved, andconvenience is brought to the subsequent material cleaning and treatment process.

The invention relates to the technical field of software development, and discloses an auxiliary device for software development, which comprises a computer desk, a displayer is fixedly installed in the middle of the top of the computer desk, a fan structure is placed at the left end of the top of the computer desk, a winder is fixedly installed at the upper end of the back face of the computer desk, and the periphery of the winder is sleeved with covering cloth. Magnets are fixedly installed at the two ends of the lower portion of the covering cloth and the two ends of the front face of the computer desk, and a crank is fixedly installed on the left side of the winder. According to the auxiliary device for software development, the purposes of comfort in use and good covering effect are achieved by arranging the covering cloth, the winder, the fan structure and the like, when a computer is not used, the whole computer desk is directly covered with the covering cloth, the covering cloth can shield dust, the dust is prevented from directly falling on the computer desk, and pollution of the dust to the working environment is reduced; the working environment of workers is improved, meanwhile, the time for the workers to wipe the computer desk is shortened, and the working efficiency is improved.

The invention relates to an electric connector mounting accessory, in particular to a connector retaining clip and a wire collector using the connector retaining clip. The connector retaining clip comprises a base part, wherein an arc accommodating groove is formed in the base part; the opening of the accommodating groove is positioned in the front side of the base part; at least one pair of elastic clamping plates which are suspended frontwards is arranged at the opening of the accommodating groove in the base part; the two elastic clamping plates of the same pair are arranged up and down symmetrically; a convex structure which is convex inwards is arranged on the front part of the inner side surface of each elastic clamping plate; the convex structures of the same pair of elastic clamping plates are arranged up and down symmetrically; and an opening-retracting structure is arranged at a corresponding position of the accommodating groove. In a using process, an electric connector can be pushed into the accommodating groove of the base part through the opening-retracting structure between opposite elastic clamping plates and is fixed through the elastic clamping plates, so that the connector retaining clip is quick and convenient to operate, and the problem of complex process of assembling the electric connector by the current connector retaining clip is solved.

The invention discloses a lacing device. The lacing device comprises a rotor and a stator. The stator comprises a sleeve. The rotor comprises an upper cover and a wire winding groove, wherein the cover and the wire winding groove are arranged from top to bottom in sequence. A pallet is arranged on the sleeve. Teeth are correspondingly arranged on the upper cover. Gear structures are arranged bothon the rotor and the stator respectively. The pallet and the teeth achieve engagement or separation connection through the gear structures. The lacing device has the advantages of being high in strength, small in size, convenient to use and the like.

The invention discloses a manual maintenance switch and belongs to the technical field of electric passenger vehicles. The manual maintenance switch comprises a socket and a plug detachably connectedwith the socket. The plug comprises a first shell and a handle. One end of the handle is movably connected to the outer side wall of the first shell and the other end of the handle is respectively provided with a primary locking piece used for locking the handle to the first shell and a secondary locking piece used for locking the primary locking piece. The first locking piece is arranged on the inner side of the handle and is matched with a first locking groove arranged on the outer side wall of the first shell. The secondary locking piece is slidingly arranged on the handle The secondary locking piece comprises a spring bolt located on the inner side of the handle and a limiting plate connected with the spring bolt. The spring bolt is matched with a second locking groove arranged at theside of the primary locking piece. The limiting plate is in sliding connection with the primary locking piece. The manual maintenance switch is provided with a reliable locking mechanism and can be connected with the outside in three directions. The unlocking operation direction of the product is convenient to operate in a narrow space in the length direction of the product.

The invention relates to a conveying device for building, in particular to a foam brick conveying device for building. The technical problem to be solved by the invention is how to provide the foam brick conveying device for building, which does not need to lift both hands, can save time and labor and can improve the conveying efficiency. In order to solve the technical problem, the foam brick conveying device for building comprises a conveying trolley and a supporting table, wherein the end part of the conveying trolley is connected with a mounting plate, a conveying mechanism is mounted on the mounting plate, the conveying mechanism is connected with a conveying plate, and a brick pushing mechanism is mounted on the conveying plate; and the side, closed to the end part of the mounting plate, of the conveying trolley is connected with the supporting table. Foam bricks can be rapidly conveyed to a support by moving the conveying plate upwards, so that the foam bricks do not need to beconveyed to the support manually in a high-lift mode, two hands do not need to be lifted in the high-lift mode, time and labor can be saved, and the conveying efficiency can be improved.