69results about How to "Guaranteed lifting effect" patented technology

The invention discloses a double-control energy-saving type multilayer hollow glass louver. The double-control energy-saving type multilayer hollow glass louver comprises a louver body, an inner framebody, inner glass, middle glass, outer glass, venetian blinds, a venetian blind piece overturning and adjustment control mechanism, a venetian blind lifting adjustment control mechanism, a venetian blind lifting and overturning transition mechanism, a venetian blind piece overturning hauling rope, a venetian blind lifting hauling rope, a venetian blind piece overturning hauling rope tensioning mechanism, a venetian blind lifting hauling rope tensioning mechanism, and a hollow cavity anti-condensation mechanism. The venetian blind piece overturning hauling rope tensioning mechanism is fixed into a left inner frame bar; the venetian blind lifting hauling rope tensioning mechanism is arranged in a right inner frame bar; the hollow cavity anti-condensation mechanism is arranged in an outer hollow cavity; sealing joint strips are inlaid in the space in the peripheries of the inner glass and the outer glass. Air impermeability of the inner and outer hollow cavities is improved; strength ofa window body is improved; the venetian blind piece overturning and venetian blind lifting effects are guaranteed; condensation is avoided; and air impermeability of the inner and outer hollow cavities is excellent.

The invention discloses an adjustable hanging hook which comprises a height adjusting mechanism, wherein the mechanism comprises a cross beam and a support plate. Each end of the mechanism is connected through a bolt; at least one hole of the cross beam and the support plate which is matched with the bolt is a light hole; and a positioning nut is screwed on the bolt. Two tension plates which are provided with long holes are fixed on the support plate, vertical lengths of the long holes are greater than height of the cross beam, and the cross beam penetrates through the long holes in the two tension plates and is movably matched with the long holes. A vertical column is connected with the support plate. The adjustable hanging hook can be accurately adjusted, so that a hook plate of each hanging hook can be located on a same plane, and damage to transformers during a hoisting process can be prevented, and quality of the products is improved. In addition, the adjustable hanging hook can adopt hook plates with different forms aiming at different products by using a novel pedestal designed through the invention, so that an application range of the adjustable hanging hook is wider.

The invention provides an internal control mechanism for a window shutter with built-in hollow glass. The window shutter with the built-in hollow glass comprises a window body, the inner glass and theouter glass; the space between the inner glass and the outer glass serves as a shutter blind cavity; a shutter blind is arranged in the shutter blind cavity; a shutter blind blade overturning and shutter blind lifting mechanism is arranged in an upper transverse frame strip cavity, and an overturning shaft driving mechanism is arranged at the upper end of a right longitudinal frame strip cavity ;and the internal control mechanism comprises an inner sliding block. The internal control mechanism is characterized in that an inner sliding block upper guiding groove is formed in the upper portionof the rear side of the inner sliding block, an inner sliding block lower guiding groove is formed in the lower portion of the rear side of the inner sliding block, and a tensioning spring cavity isformed in the middle of the rear side of the inner sliding block; a tensioning mechanism comprises a pulley seat, a pulley, a tensioning rope and a tensioning spring; the tensioning spring is accommodated in the tensioning spring cavity, the pulley seat is fixed into the right longitudinal frame strip cavity, and the pulley is supported on the pulley seat; one end of the tensioning rope is connected with the overturning shaft driving mechanism, the middle of the tensioning rope is arranged on the pulley in a sleeving mode, and the other end of the tensioning rope is connected with the lower end of the tensioning spring; and the upper end of the tensioning spring is connected with the overturning shaft driving mechanism. The overturning effect of blades of the shutter blind and the liftingeffect of the shutter blind are ensured.

The invention relates to a skirt type absorption article which comprises an absorption body and an outer layer, the outer layer is of a skirt type structure formed by compounding an inner lining layer and an outer wrapping layer, and the two longitudinal ends of the absorption body are connected with a front waist area and a rear waist area of the outer layer together; the absorption body sequentially comprises a skin attaching layer, an absorption layer and a breathable bottom layer, and side leakage prevention layers higher than the skin attaching layer are arranged on the two sides of the skin attaching layer; and elastic stretching materials are arranged at the crotch position of the absorption body and the front waist area and the rear waist area of the outer layer. The skirt type absorption article has the advantages of being comfortable, attractive, close-fitting and the like, has an excellent using effect in the aspects of attractiveness and comfort, and is a light, thin, comfortable and anti-side-leakage absorption article suitable for being directly worn outside by a user.

The invention discloses a hydraulic jacking device capable of moving back and forth, comprising a jacking mechanism, the jacking mechanism includes a bottom connecting plate, a rectangular bottom bracket is arranged above the bottom connecting plate, a front and rear displacement mechanism is connected under the bottom connecting plate, and the bottom bracket There are slide grooves on the corresponding two long sides, a hydraulic cylinder is provided on one short side of the bottom bracket, and a drive link is connected to the output shaft of the hydraulic cylinder, and sliders are provided at both ends of the drive link. The slot can move along the length direction of the chute, the driving link is connected with a lifting bracket, and a lifting plate is arranged above the lifting bracket; the invention realizes the lifting of the lifting plate through a hydraulic cylinder arranged horizontally, and only one hydraulic pressure is needed. The cylinder can achieve a stable lifting effect. By setting the front and rear displacement mechanism under the bottom connecting plate, the lifting operation can be performed at different positions without moving the whole device, which is more convenient to use.

The invention discloses a geological prospecting device, which comprises an underframe, a prospecting drilling machine base is fixedly connected to a side position of the top end of the underframe, asteel frame is fixedly connected to one end of the prospecting drilling machine base, and a convenient connecting, detaching and positioning mechanism is fixedly connected to the position, corresponding to the steel frame, of one end of the prospecting drilling machine base; the convenient connecting, detaching and positioning mechanism comprises a connecting disc, a rotary base, a cavity, a rotary groove, a positioning groove, a positioning block, a roller, a reset spring, a sliding block, a lifting ring, a bump, a connecting rod and a movable sleeve ring. The device is scientific and reasonable in structure and safe and convenient to use, the convenient connecting, detaching and positioning mechanism is arranged, the movable sleeve ring is pushed to ascend through extension of an electric telescopic rod, therefore, clamping blocks are pushed through the movable sleeve ring to move along a movable groove, the distance between the clamping blocks is reduced, the clamping blocks clamp adrill rod according to the diameter of the drill rod, the drill rod is fixed, and meanwhile a rotating block is pushed in the ascending process of the movable sleeve ring.

The invention discloses a cable lifting device for electric power overhaul. The device comprises a base and a lifting rod, the base comprises a bottom plate and a plurality of supporting legs hinged to the lower part of the bottom plate, a through hole is formed in the base, the lower part of the lifting rod is mounted in the through hole of the base, the bottom of the lifting rod is placed on the ground, and a wire clamping device is arranged at the upper part of the lifting rod; the wire clamping device comprises a U-shaped plate and a connector arranged on the lower portion of the U-shaped plate, internal threads are arranged on the connector, and the top of the lifting and supporting rod is detachably connected with the connector in a threaded mode; and a sleeve is arranged at the upper part of the through hole; and the lifting and supporting rod is inserted into the sleeve at intervals. The lifting and supporting rod is arranged on the base, the device is placed on the lower portion of a cable when the cable is tensioned, the drooping cable is lifted through the lifting and supporting rod, the cable tensioning difficulty is lowered, and the situation that the cable or an insulator is damaged due to excessive force is avoided.

The invention discloses a large-span tie bar arch bridge approach bridge jacking system and jacking construction method. The system comprises a left approach bridge main beam jacking device and a right approach bridge main beam jacking device, wherein each of the approach bridge main beam jacking devices comprises an abutment-side hydraulic jacking device and a pier-side hydraulic jacking device,and each of both the abutment-side hydraulic jacking device and the pier-side hydraulic jacking device of each approach bridge main beam jacking device is an approach bridge beam end jacking device; and each of the approach bridge beam end jacking devices comprises a transverse distribution beam, a plurality of vertical jacking devices and a plurality of auxiliary supporting structures. The jacking construction method comprises the following steps of 1, mounting the jacking devices; 2, carrying out jacking; 3, increasing height of an approach bridge lower structure in a jointing way; and 4, removing the jacking devices. The large-span tie bar arch bridge approach bridge jacking system and jacking construction method have the advantages of reasonable structure design, simple and convenientconstruction and good use effect; the two left and right symmetrically-arranged approach bridge main beam jacking devices are adopted to carry out vertical jacking on a to-be-jacked approach bridge main beam, the vertical jacking devices and the auxiliary supporting structures are adopted in each approach bridge main beam jacking device to cooperate together to carry out jacking, and meanwhile theadopted temporary supporting structures have good bearing effect and good supporting stability, thus ensuring that the jacking process of the approach bridge main beam is stable and reliable.

The invention relates to the technical field of rivet welding equipment, and discloses a rivet welding working platform convenient to adjust. The rivet welding working platform comprises an adjusting box, the bottom end in the adjusting box is fixedly connected to a placement plate, the upper surface of the placement plate is fixedly connected to a motor, an output shaft of the motor is fixedly connected to a bevel gear set, the bevel gear set comprises a driving gear, the driving gear is fixedly connected to the output shaft of the motor and meshes with a driven gear, the top end of the driven gear is fixedly connected to a drive rod, the top end of the drive rod is fixedly connected to a rotary table, the upper surface of the rotary table is fixedly connected to a connection table, the upper surface of the connection table is fixedly connected to a lifting table, and the outer edge of the lower surface of the lifting table is fixedly connected to pulleys. According to the rivet welding working platform convenient to adjust, three electric push rods are arranged and simultaneously drive a work table to be lifted, and therefore the rivet welding working platform convenient to adjust can be lifted.

The invention discloses a geological prospecting method, which comprises the following steps: S1, exploring a geological structure and the thickness and property of each bottom layer, and determiningthe position of a drill hole and the depth of the drill hole; S2, erecting a drill rod through a convenient rod feeding mechanism, then connecting the drill rod with a connector through an automatic lifting mechanism, and rotating a motor box through a connector and performing drilling downwards to form a hole; and S3, when rod connecting is needed, fixing the top end of the drill rod rotated intothe ground into a rotary base, and then connecting two drill rods through the convenient rod feeding mechanism, an automatic lifting mechanism and a convenient connecting, detaching and positioning mechanism. According to the invention, the structure is scientific and reasonable, use is safe and convenient, a cleaning mechanism is arranged, and by pushing limiting plates, the limiting plates slide along sliding grooves; the distance between the two limiting plates is adjusted, the positioning pin is rotated, positioning pins penetrate through transverse plates to be attached to the top ends of portal frames, the positions of the transverse plates and the limiting plates are fixed, the drill rods are clamped and fixed, and then a movable baffle is fixed to one end of the base through a bolt.

The invention discloses a jacking system for a main bridge of a large-span tied arch bridge and a jacking construction method. The system comprises a left main bridge jacking device and a right main bridge jacking device, wherein each arch bridge superstructure comprises a left arch bridge composite structure, a right arch bridge composite structure and multiple crossbeams, each arch bridge composite structure is a steel tube concrete tied arch and comprises a girder and an arch rib, and each main bridge jacking device is arranged under each arch bridge superstructure. The jacking constructionmethod includes the steps of firstly, jacking device installation; secondly, jacking; thirdly, jacking device disassembling; and fourthly, bridge substructure jointing. The system is reasonable in structural design, simple and convenient to construct and good in use effect, the left main bridge jacking device and the right main bridge jacking device which are arranged symmetrically are adopted for vertically jacking the bridge superstructures, vertical jacking devices and auxiliary supporting structures are adopted in the main bridge jacking devices to cooperate for jacking, multiple steel bar supporting cushion blocks are adopted to form a temporary supporting structure below a jack, the supporting strength is large, the bearing effect is good, and no dismantling is required in the laterperiod.

The invention relates to the technical field of air springs, in particular to a full-rigid air spring capable of being locked in any position. The full-rigid air spring capable of being locked in any position comprises an outer pipe, an oil pipe, a piston rod body and an ejector rod. The oil pipe is arranged outside the outer pipe. The piston rod body is arranged inside the oil pipe. The ejector rod is arranged inside the piston rod body. A first rear plug is arranged at the top end of the outer pipe. A second rear plug is arranged at the top end of the oil pipe. An air cavity is formed in the outer pipe. An oil cavity is formed in the oil pipe. The air cavity and the oil cavity are separated through an oil seal and pistons. The oil seal is arranged inside the outer pipe and located at the bottom of the oil pipe. The pistons are arranged inside the outer pipe and located on the two sides of the oil pipe. A rear ejecting sleeve is further arranged at the bottom of the outer pipe. According to the full-rigid air spring capable of being locked in any position, by means of the separation mechanism design of the air cavity and the oil cavity, the air spring can be locked in a full-rigid mode in any position and any direction; in addition, the decreasing force value and the increasing force value are uniform, the air spring can be pressed down easily, the limitation of using of the air spring is enlarged, and the user experience effect is improved through the integral structural design.

The invention belongs to the technical field of PC component assembly line construction, and particularly relates to a construction method of a double-type maintenance warehouse for a PC component assembly line. The construction method includes the following steps: a foundation pit is dug up; steel bar mesh frames are pre-buried, and foundation steel bar frames are placed; positioning tools and all the foundation steel bar frames are fixed, and the level and elevation are adjusted; first-time concrete pouring is conducted; the positioning tools are removed; second-time concrete pouring is conducted; a front warehouse and a rear warehouse are formed; and a mold table storing and taking device is mounted in an area between the front warehouse and the rear warehouse. According to the construction method, labor can be effectively saved, and the construction accuracy demands for vertical columns can be met through one-time construction; and meanwhile, under the premise of ensuring externalsealing of a maintenance environment inside a maintenance kiln, the occupied area of the maintenance warehouse is smaller, and the advantages of high automation degree and low operation threshold areachieved.

The invention discloses a financial risk prediction method and system based on block chain federated learning, and the method comprises the steps: A, training a financial risk prediction model based on LSTM by a participant locally according to the held data, and searching for model parameters; b, transmitting the parameters to a block chain network module, collecting model parameters of each user by a federal learning node, and storing the model parameters to each participating node in a transaction form; c, generating a transaction block; all the participating nodes collect model parameters and package the model parameters into blocks, all the participating nodes decide that block-out weights belong to by running a PoQ consensus mechanism, and the participating nodes obtaining the block-out weights are added into the block chain network; step D, selecting a coordination node, the coordination node being used for converging training results, an aggregation node aggregating model parameters according to records and results of the block chain network, updating the financial risk prediction model, issuing the updated financial risk prediction model to each participating node, and starting a new round of training learning; and E, setting a contribution incentive evaluation mechanism.

The invention discloses a waste gas purifying device easy to mount. The device comprises a body shell, an air inlet and an air outlet are formed in the two ends of the body shell, a first flow equalization screen, a low-temperature plasma electric field, a filter screen assembly, an ultraviolet lamp tube and a second flow equalization screen are sequentially arranged in the body shell from the air inlet to the air outlet, a mounting ring is arranged on the outer surface of the air inlet, a plurality of air outlet nozzles are evenly arranged on the inner ring face of the mounting ring, and the air outlet nozzles penetrate through the air inlet and are arranged in the air inlet. A connecting pipeline is arranged on the outer surface of the mounting ring and connected with an air cooler, and lifting tables are arranged in the low-temperature plasma electric field and at the bottom of the ultraviolet lamp tube. The waste gas purifying device effectively treats high-temperature waste gas, damages and purifies waste water molecules, and is good in effect and wide in application range, and smell and odor are removed.

The invention discloses a municipal building water supply and drainage system. The municipal building water supply and drainage system comprises a main water storage tank, wherein a circulating anti-freezing water conveying mechanism is fixedly connected to the bottom of one end of the main water storage tank, so that water can circularly flow in a pipeline, and the water is prevented from being frozen in the pipeline; and a water surface stirring anti-freezing mechanism is embedded in the water storage tank, and the water in the main water storage tank is stirred, so that the water surface isprevented from being frozen. The municipal building water supply and drainage system is scientific and reasonable in structure and safe and convenient to use; the circulating anti-freezing water conveying mechanism is arranged, a water outlet pipe is matched with a connecting pipe, so that the water in the main water storage tank is conveniently conveyed into an auxiliary water tank, and then thewater in the auxiliary water tank is pumped out through a water suction pipe for people to use; and a water storage cavity in the auxiliary water tank is used for storing a water source, so that water can be conveniently supplied to a plurality of places, the water taking efficiency of people is guaranteed, the situation that the water supply is slow is avoided, and the use convenience of peopleis improved.

The invention discloses a large-span tie bar arch bridge transformation method based on a bridge hydraulic jacking system. A bridge to be transformed comprises a main bridge and two approach bridges.In terms of the transformation of the bridge to be transformed, the transformation method comprises the following steps of 1, carrying out bridge jacking and construction on the newly-built approach bridges, and specifically carrying out jacking construction on a to-be-jacked bridge upper structure of the bridge to be transformed and to-be-jacked approach bridge main beams 1 of the two approach bridges through the bridge hydraulic jacking system; and 2, carrying out subsequent construction. The method has the advantages of being reasonable in design, simple and convenient in construction and good in use effect; jacking for the main bridge and jacking for the two approach bridges are carried out correspondingly, structures and arrangement positions of an approach bridge jacking system and amain bridge jacking system which are adopted are specifically limited, thus being capable of conveniently and rapidly completing the jacking construction process of the large-span arch bridge, and the jacking process is safe and reliable; and in addition, while jacking is carried out on the original bridge upper structure, the two approach bridges on the front and rear portions are newly constructed so that backfilling workload can be effectively reduced, and the construction period can be shortened as well.

The invention discloses an uneven settlement reinforcing leveling repairing method for existing building floors, and belongs to the technical field of civil engineering construction. The uneven settlement reinforcing leveling repairing method for the existing building floors comprises the following steps that grouting is carried out to form a composite foundation reinforcing platform, specifically, grouting is carried out at the bottom of the floor to form the composite foundation reinforcing platform so as to raise and level the floor; grouting is carried out to form a plurality of composite pile foundations, specifically, grouting is carried out at the bottom of the composite foundation reinforcing platform to form the composite pile foundations so as to support the composite foundation reinforcing platform and the upper load. The uneven settlement reinforcing leveling repairing method for the existing building floors has the characteristics of capability of improving foundation bearing capacity and improving overall foundation stability and durability, lifting and leveling repairing, no interference, economy and short construction period.

The invention relates to a bakeware detaching structure of a bakeware and a magnetic type detachable and washable decocting baking machine comprising the bakeware detaching structure. The bakeware detaching structure is arranged on a body. The body is provided with the bakeware in a magnetic adsorbing mode. The bakeware detaching structure comprises a button. The button is vertically arranged on the body and capable of moving vertically. The lower end of the button extends out of the lower surface of the body. the upper end of the button abuts against the lower surface of the bakeware. By pressing the lower end of the button, the upper end of the button can be jacked upwards the bakeware, so that the bakeware is separated from the body. According to the bakeware detaching structure of the bakeware, a buttom structure is designed, by pressing the button, the end, close to the bakeware, of the button rotates or moves relative to the bakeware, so that component force which overcomes magnetic adsorbing attraction is generated, and separation of the bakeware and the body is achieved.

A multi-stage series mobile power supply system comprises movable power supply vehicles and an electric engineering machinery; the movable power supply vehicles provide electric power to the electric engineering machinery; a storage battery, an output electric power conversion device, a cable twisting and releasing device, a charging device, a powered device, an input electric power conversion switch and an output electric power conversion switch are mounted on each movable power supply vehicle; cables which can be automatically twisted and released are arranged in the cable twisting and releasing devices; and the input electric power conversion switches and the output electric power conversion switches are used for converting power supply lines in the movable power supply vehicles. According to the multi-stage series mobile power supply system, by using a technique of using the plurality of movable power supply vehicles with different sizes to supply power in an overlapped manner, the mobility, transportability, hoisting property and so on of the system are guaranteed, the continuous working time is long, the structure and operation are simple, multi-stage rectification and frequency conversion are avoided and electric power loss is reduced.

The invention discloses a large-dip-angle board slot conveyer for conveying high-viscosity and high-humidity materials. The large-dip-angle board slot conveyer comprises a machine head end, a machine tail end and a special board slot conveying structure for guaranteeing directional and totally-closed conveying of the materials. The machine head end comprises a gear motor and a discharge port. The gear motor is horizontally placed. The board slot conveying system comprises chains, a tensioning structure for manually adjusting the double chains, a board slot body, special anti-abrasion and mute scraper blades, upper cantilever type fixing mechanisms and a feed port. The machine tail end comprises a distance adjusting structure, and a raw material arc partition capable of adjusting the raw material conveying volume. A board slot, the scraper blades, scraper blade fixing parts and the like are all made of stainless steel materials. The special board slot structure and a scraper conveyer are combined, it can be guaranteed that the high-viscosity and high-water-content materials can be conveyed at a large angle in a totally-closed state, the maximum conveying dip angle is smaller than or equal to 60 degrees, especially, the purpose of rapid and totally-closed conveying of materials obtained after kitchen waste is sorted is solved, and the beneficial effects of being resistant to corrosion, preventing leakage, hanging and feedback and being small in equipment occupied space are achieved.

The invention discloses a novel hydraulic platform. The novel hydraulic platform is characterized by comprising a rectangular bottom support, sliding grooves are formed in two corresponding long sidesof the bottom support, a hydraulic cylinder is arranged on one short side of the bottom support, a driving connecting rod is connected to an output shaft of the hydraulic cylinder, sliding blocks arearranged on the two ends of the driving connecting rod, the sliding blocks are located in the sliding grooves and can move in the length direction of the sliding grooves, a lifting support is connected to the driving connecting rod, and a jacking plate is arranged above the lifting support. The hydraulic cylinder which is horizontally arranged drives the driving connecting rod to horizontally move, the driving connecting rod drives the lifting support to vertically lift, lifting of the jacking plate is achieved, the stable jacking effect is achieved through one hydraulic cylinder, the problems that in the prior art, a hydraulic jacking device needs a synchronous controller to drive four hydraulic cylinders to simultaneously ascend, and in the actual use process, great inconvenience is caused are solved, and use is more convenient.

The invention discloses an intensive pump house with lifting and water distributing functions. The intensive pump house with the lifting and water distributing functions comprises a water inlet area and a water outlet area; the water outlet area is arranged over the water inlet area; a lifting area is arranged on the side faces of the water outlet area and the water inlet area; sewage in the waterinlet area is pumped to the lifting area through a plurality of submersible lifting pumps arranged at the bottoms of a plurality of water pump wells located on the lower portion of the lifting area,the water level of the sewage is lifted in the lifting area, and the sewage overflows to the water outlet area; a water inlet of each submersible lifting pump communicates with a water pump water inlet canal located under the lifting area, and then the sewage in the water pump water inlet canal is lifted to the lifting area; one end of the water pump water inlet canal is connected with the bottomof the water inlet area, and the other end of the water pump water inlet canal is connected with the bottom of the lifting area; and the portion, close to the upper end, of the lifting area communicates with the portion, close to the upper end, of the water outlet area, and a water pump water outlet weir is formed by the side wall shared by the lifting area and the water outlet area. According tothe intensive pump house with the lifting and water distributing functions, the sewage lifting pump house behind a secondary sedimentation tank is improved, and on the premise that the lifting effectis guaranteed, the structure is simplified, and the building and maintaining cost is reduced.

The invention relates to an elevator which comprises a main box body, a wheel disc assembly, a guide cable assembly and a brake assembly, wherein a transmission case is arranged below the back of themain box body; the wheel disc assembly comprises a frontage wheel disc and a back gear; a cable groove is formed in the outer circumference of the frontage wheel disc; the guide cable assembly comprises a wheel frame; a top guide wheel is mounted at the top of the wheel frame; a bottom guide wheel is mounted at the bottom of the wheel frame; the guide cable assembly further comprises a middle guide wheel; the brake assembly comprises a stand column; a first support arm is mounted and fixed on the reverse side of the stand column; a second support arm is mounted and fixed on the obverse side ofthe stand column; a jacking block is mounted at the front end of the first support arm; a brake motor is arranged on the side part of the first support arm; a jacking wheel is mounted at the front end of the motor shaft of the brake motor; a longitudinal elastic component is mounted below the front end of the second support arm; a triangular wheel seat is hinged to and mounted at the middle of the second support arm; two pressing wheels are mounted on the wheel seat; a top cable hole is formed in the top wall of the main box body; a bottom cable hole is formed in the bottom wall; and the elevator further comprises a cable guiding block. The elevator is compact in structure, high in elevating capacity, fast in breaking action and reliable.

The invention discloses a clamping structure-based double-charging-barrel hoisting device and method, and relates to the technical field of hoisting. The hoisting device comprises an upper charging barrel and a lower charging barrel, wherein the upper end of the upper charging barrel is of an open structure; a plurality of clamping strips are evenly distributed and fixed to the outer side wall of the lower end of the upper charging barrel in the annular direction; the lower discharging barrel is arranged below the upper charging barrel, and the upper end of the lower discharging barrel is of an open structure; a plurality of inlet and outlet notches are uniformly formed in the edge of the upper port of the lower discharging barrel in the annular direction, and the inlet and outlet notches are vertically arranged; a communicating clamping notch is vertically formed in the bottom surface of each inlet and outlet notch; and the plurality of clamping strips are in one-to-one correspondence with the plurality of inlet and outlet notches. On the basis of the clamping strip and clamping groove structure, the clamping strips penetrate through the inlet and outlet notches and are clamped in the clamping notches, so that connection of the upper charging barrel and the lower charging barrel is achieved; synchronous hoisting of the upper charging barrel and the lower charging barrel is achieved through movement of an electric hoist on a directional sliding rail; and the connecting efficiency and the hoisting effect of the upper charging barrel and the lower charging barrel can be effectively guaranteed.