31results about How to "Easy to switch between" patented technology

The invention discloses an intelligent driving system and a control method of the intelligent driving system. The system comprises a road condition sensing unit, a control unit, an execution unit and an automatic driving switch. The road condition sensing unit comprises a GPS navigator, a camera and radar. The control unit comprises a receiving module, an assessment module and an execution module. The execution unit comprises an accelerator pedal, a brake pedal, gears and a steering wheel. The receiving module of the control unit receives the information from the road condition sensing system. The assessment module assesses the current road condition according to received information. If the current road condition is suitable for automatic driving, the value of automatic driving speed under which safety can be guaranteed is worked out, and the execution unit controls an execution component to execute corresponding operation according to the assessment result. According to the intelligent driving system and the control method of the intelligent driving system, the utility progress of the automatic driving technology is accelerated, the workload of a driver is reduced, the possibility of misoperation caused by manual driving is reduced, and driving safety is improved.

The invention discloses a transformable wheel-track hybrid robot which comprises a chassis and an advance driving mechanism. The advance driving mechanism comprises advance power devices, caterpillar track driving wheels and caterpillar track driven wheels, more than three transformable wheel parts are installed on the chassis, each transformable wheel part comprises a transformable wheel rim and a transformation switching mechanism, each transformable wheel rim comprises multiple arc-shaped wheel rim pieces which are connected end to end in a hinged mode to form one wheel rim, the outer sides of the wheel rims are wrapped with caterpillar tracks, and the caterpillar tracks are used for being matched with the caterpillar track driving wheels and the caterpillar track driven wheels to form a caterpillar track driving state. Each transformation switching mechanism comprises more than two spring pulling rods and a transformation power device, each arc-shaped wheel rim piece is correspondingly matched with the telescopic end of one spring pulling rod, and telescoping of the spring pulling rods enables the adjacent arc-shaped wheel rim pieces to displace under the drive of the transformation power devices so as to change the shapes and advance postures of the wheel rims. The transformable wheel-track hybrid robot has the advantages of being simple and compact in structure, flexible in motion mode, good in terrain adaptability capacity and the like.

The invention relates to the related technical fields of set-top boxes, in particular to a set-top box used by a plurality of users and a starting method thereof. The set-top box comprises a FLASH module capable of storing programs and configuration data, a display interface module, a remote controller interface module, other input and output equipment interface modules and a master control module connected with and controlling all the modules, wherein the master control module further comprises a login module, a user information loading module and a user information storage module. By the set-top box and the starting method thereof, only functions corresponding to a user are loaded after the selection of the user in the starting of each time, so starting time can be shortened, the user can use each function in a selected system, the functions can be switched conveniently, and operating complexity is further decreased.

The invention relates to an operation method for eliminating a hysteresis effect influence of a synchronous accelerator. The operation method is used for solving the problem that the position and intensity of heavy ion beams in the synchronous accelerator under different energy conditions are inconsistent because a magnet has a hysteresis effect. The operation method of an accelerator in a magnetic field major cycle mode mainly comprises the following steps of: 1, determining the maximal energy value of a beam of the synchronous accelerator required for a tumor cell therapy; 2, calculating a power operation curve of a dipolar magnet, a quadrupole magnet and a sectupole magnet for controlling a beam track by using magnetism measuring parameters; 3, uploading an operation curve data packet of the magnets to a remote database connected with a power supply controller; 4, analyzing the data packet by the remote database and issuing data to corresponding control front-ends; and 5, trigging data by using a trigger to output the data to the power source of the related power supply and control the track of the heavy ion beam.

The invention provides a front-end manipulator for car assembly. The front-end manipulator comprises a base, two car body pre-positioning components, an X-Y adjusting disc, a horizontal adjusting joint, a first workpiece positioning mechanism, a second workpiece positioning mechanism, two car body auxiliary positioning mechanisms, a centering device, two fender positioning components and a car running-in servo electric cylinder, wherein the centering device is arranged at the lower front part of a frame of the base; and the car running-in servo electric cylinder is arranged at the center of the lower front part of the first workpiece positioning mechanism. By adoption of the front-end manipulator provided by the invention, the car front-end assembly precision can be guaranteed; meanwhile, the automated assembly operation can be achieved and the problem about the instability of manual assembly can be solved; and in the mode of production, the front-end manipulator serves as automated equipment, thereby reducing the labor intensity of an operator and the cost of human resources.

The invention discloses a full-automatic plastic bag arranging and binding system, and belongs to the technical field of packing bag binding. The full-automatic plastic bag arranging and binding system comprises a main body frame, a material groove mechanism, a towing fork material blocking mechanism, a clamping mechanism, a transferring mechanism, a material pushing mechanism, a binding machine and an electric control cabinet, and the material groove mechanism, the towing fork material blocking mechanism, the clamping mechanism, the transferring mechanism, the material pushing mechanism, thebinding machine and the electric control cabinet are arranged on the main body frame. According to the full-automatic plastic bag arranging and binding system, a sliding groove, a swinging air cylinder, a first transmission shaft, a material blocking sliding block and a material blocking plate cooperate with one another so that the length of a material groove plate can be changed to adapt to binding of plastic bags with different lengths; the first transmission shaft, a positioning sliding block and a separation plate cooperate with one another so that the width of the material groove plate can be changed to adapt to binding of plastic bags with different widths; and by means of the full-automatic plastic bag arranging and binding system, continuous falling of the plastic bags can be realized, in the binding process, a bag making machine does not need to pause to wait for binding of the plastic bags, and the movement of a clamping jaw air cylinder in any direction can be further realized so that the plastic bags in different directions can be conveniently clamped.

The invention provides a liquid-air dual-supply cold source module combining natural cooling and mechanical refrigerating and a control method thereof. The cold source module comprises a closed cooling tower and a cold water machine. The cold source module can be used for simultaneously providing high-temperature freezing water and low-temperature freezing water, and three running modes of single-supply liquid cooling, single-supply air cooling and liquid-air dual supply are switched according to actual demand. Through adjusting running states of an electrically-operated valve and equipment bya temperature sensor, a natural cold source is utilized to the greatest extent, so that the energy consumption of the system is reduced; with the design of an integrated module, installation and capacity expansion are facilitated, and subsequent maintenance is also facilitated; the modules are backup to each other, the running reliability of the system is improved; and two different types of coldwater (such as 35 DEG C natural cooling water and 7 DEG C mechanical refrigerating water) can be provided by the cold source module, a single form of cold water can be independently supplied, two forms of cold water also can be simultaneously supplied, and different application working conditions are met.

The invention provides a control device of a concrete pump truck, which comprises a distribution box body, wherein a circuit control system is arranged inside the distribution box body, the control device of the concrete pump truck is characterized by comprising a wireless receiving device and a wireless transmitting device corresponding to the wireless receiving device, and the wireless receiving device is electrically connected with a circuit control system inside the distribution box body. The control device of the concrete pump truck, provided by the invention, not only can be controlled like a common power distribution network through manual operation, but also can be controlled and operated remotely, and the two operation ways can be switched mutually and conveniently. According to the invention, due to the adoption of the remote operation mode, the maneuverability of operators can be improved greatly, personnel safety of the operators can be ensured, and the control device is a manual automatic remote control integrated power distribution system with high reliability and practicability.

The invention provides a positioning device for assembling and welding of upper beams of a pallet fork frame of a forklift. The positioning device comprises a positioning platform. An adjustment mechanism and two positioning mechanisms are fixedly arranged on the upper end face of the positioning platform, wherein the adjustment mechanism is used for slightly adjusting the height of the T-shaped upper beam, and the positioning mechanisms are used for positioning the T-shaped beam and the L-shaped beam and slightly adjusting the height of the L-shaped upper beam. The two positioning mechanisms are symmetrically arranged at the two sides of the adjustment mechanism. According to the positioning device, mold positioning of the L-shaped and the T-shaped upper beams of the pallet fork frame is achieved, mutual switching is convenient and rapid, and the positioning requirement of upper beams with various lengths can be met. In addition, the inclination angle of the working surfaces of the upper beams can be rapidly and slightly adjusted according to the actual blank condition of a fed workpiece, the surface of the workpiece is prevented from being damaged during fine adjustment, and the surface quality of pallet fork frame products is better guaranteed.

The invention discloses an automatic steering conveyor special for plastic bag strapping, and belongs to the technical field of packaging bag strapping. The automatic steering conveyor comprises a main mounting plate, a groove mechanism, a drag fork blocking mechanism, a clamping mechanism and a transferring mechanism arranged on the main mounting plate. According to the automatic steering conveyor, through the mutual combination of a sliding groove, a swing cylinder, a first driving shaft, a blocking sliding block and a blocking plate, the length of a groove plate can be changed, and the strapping of plastic bags of different lengths can be adapted; through the mutual combination of the first driving shaft, a positioning sliding block and a partition plate, the width of the groove plate can be changed, and the strapping of plastic bags of different widths can be adapted; and the continuous blanking of the plastic bags can further be achieved, in the strapping process, a bag-making machine does not need to pause to wait for the strapping of the plastic bags, the movement of a claw cylinder in any direction can also be achieved, and the plastic bags in different directions are conveniently clamped accordingly.

The invention relates to the technical field of microbial fertilizer fermentation, and provides a microbial fertilizer fermentation machine and a microbial fertilizer fermentation process, the microbial fertilizer fermentation machine is provided with a plurality of fermentation tank bodies, the placement, fermentation and discharge of microbial fertilizers in the plurality of fermentation tank bodies are not mutually influenced, the preparation efficiency of the microbial fertilizers is high, and the production cost is low. The microbial fertilizer fermentation device is simple in structure and convenient to operate, the fermentation period can be well guaranteed, control and guarantee of the fermentation quality of microbial fertilizer are achieved, meanwhile, the multiple fermentation tank bodies are switched conveniently and smoothly, practicability is good, the microbial fertilizer fermentation device comprises smashing equipment and the multiple fermentation tank bodies, screening equipment is arranged on the right side of the smashing equipment, and granulation equipment is arranged on the right side of the screening equipment; cooling equipment is arranged on the right side of the granulation equipment, the carrier frame comprises a bottom bracket, a bottom frame is rotationally connected to the bottom bracket, a driving device for driving the bottom frame is mounted on the bottom bracket, the fermentation tank bodies are all mounted on the bottom frame, a center frame is connected to the bottom bracket, and a mounting frame is connected to the top end of the center frame.

The invention discloses a domestic drinking water steady flow tank. The tank comprises a steady flow tank body. The inner wall of the steady flow tank body is downwardly provided with a first partition plate and a second partition plate in an inclining mode, and the first partition plate and the second partition plate are staggered. The first partition plate is formed by splicing at least two regular triangular prisms, and a sliding groove is formed between the adjacent two regular triangular prisms. A rectangular waste liquid outlet is formed in the outer wall of the steady flow tank body atthe lowermost end of the inner bottom end of the steady flow tank body, and a water outlet is formed in the outer wall of the steady flow tank body at the upper end of the rectangular waste liquid outlet. A cleaning device is further provided. The cleaning device comprises a box body formed by two identical square casings. The domestic drinking water steady flow tank and the cleaning device are simple in structure, capable of reducing noise pollution and achieving the function of automatic cleaning and more complete and comprehensive in cleaning, reduce the workload of the workers, improve thecleaning efficiency and save the use cost of a detergent.

The invention provides a control device of a concrete pump truck, which comprises a distribution box body, wherein a circuit control system is arranged inside the distribution box body, the control device of the concrete pump truck is characterized by comprising a wireless receiving device and a wireless transmitting device corresponding to the wireless receiving device, and the wireless receiving device is electrically connected with a circuit control system inside the distribution box body. The control device of the concrete pump truck, provided by the invention, not only can be controlled like a common power distribution network through manual operation, but also can be controlled and operated remotely, and the two operation ways can be switched mutually and conveniently. According to the invention, due to the adoption of the remote operation mode, the maneuverability of operators can be improved greatly, personnel safety of the operators can be ensured, and the control device is a manual automatic remote control integrated power distribution system with high reliability and practicability.

The invention provides a positioning device for assembling and welding of upper beams of a pallet fork frame of a forklift. The positioning device comprises a positioning platform. An adjustment mechanism and two positioning mechanisms are fixedly arranged on the upper end face of the positioning platform, wherein the adjustment mechanism is used for slightly adjusting the height of the T-shaped upper beam, and the positioning mechanisms are used for positioning the T-shaped beam and the L-shaped beam and slightly adjusting the height of the L-shaped upper beam. The two positioning mechanisms are symmetrically arranged at the two sides of the adjustment mechanism. According to the positioning device, mold positioning of the L-shaped and the T-shaped upper beams of the pallet fork frame is achieved, mutual switching is convenient and rapid, and the positioning requirement of upper beams with various lengths can be met. In addition, the inclination angle of the working surfaces of the upper beams can be rapidly and slightly adjusted according to the actual blank condition of a fed workpiece, the surface of the workpiece is prevented from being damaged during fine adjustment, and the surface quality of pallet fork frame products is better guaranteed.

The invention provides a combined execution mechanism for numerical control and intelligent polishing and belongs to the technical field of optical and mechanical precision machining. The combined execution mechanism for numerical control and intelligent polishing is provided for solving the technical problems that complex and troublesome dismounting and mounting occur to a polishing disk and a polishing wheel which are iteratively used during high-precision plane grinding and polishing and optical grinding and polishing of elements and components in the machining process. A one-to-two speed changer of the execution mechanism is fixed to an execution mechanism base plate. A polishing wheel is fixed to the one-to-two speed changer. One end of a rigid coupling is connected with a shaft of the one-to-two speed changer. The other end of the rigid coupling is connected with an eccentric disk. The eccentric disk is fixedly connected with a polishing disk through a polishing rod. A cylinder block of a two-way precision adjustment cylinder is fixed to the center position of an execution mechanism bottom plate. Sliding blocks are connected with guide rails through clamping grooves. The sliding blocks can slide on the slide rails. Through the combined execution mechanism, the complex and troublesome dismounting and mounting process when the polishing disk or the polishing wheel are iteratively used in the machining process is effectively avoided, and the purposes of conducting fast production, improving the efficiency, lowering the cost and reducing the risk are achieved.

The invention relates to the technical field of machinery. Disclosed is a hemodialysis internal fistula repair instrument capable of easily switching storage, movement and treatment states. The hemodialysis internal fistula repair instrument comprises a rack, a controller and an irradiation device; the rack comprises a three-legged supporting bottom frame, and the three-legged supporting bottom frame comprises a hollow supporting rod and three supporting legs arranged in the circumferential direction; the rack further comprises a sliding bottom frame; the sliding bottom frame comprises a pulley base, a sliding rod and pulleys; at least three pulleys are installed below the pulley base; the sliding rod is fixedly connected to the upper portion of the pulley base, and the sliding rod is connected with the hollow supporting rod in a sliding mode and locked through a locking mechanism; the pulley base is provided with notches for the supporting legs to penetrate through when the supporting legs are unfolded for supporting; the top of the hollow supporting rod is connected with a foldable balance arm, and the top of the foldable balance arm is provided with the irradiation device; and the controller is mounted in an area above the hollow supporting rod connected with the supporting legs. Switching of three states of storage, movement and treatment is achieved.

The invention discloses a process for treating oily wastewater by using a fluidized bed and a device thereof, which comprises the steps: the oily wastewater enters from a lower end of the fluidized bed to pass through the fluidized bed which carries a high oil-absorption resin bed layer from downward to upward and the high oil-absorption resin absorbs oily constituent; in the post-treatment process of the oil-absorption resin, extractants enter from an upper end of the fluidized bed to pass through the oil-absorption material bed layer from upward to downward; the oily pollutant absorbed by the oil-absorption material is extracted to be discharged from an outlet of the lower end of the fluidized bed; the fluidized bed device is a conical structure which is big at the upper part and small at the lower part and is provided with a stirring device; an inlet of the oily wastewater is arranged on the lower head of the fluidized bed. The invention prevents from occurrence that resistance of the bed layer is increased which is caused by expansion of the resin after oil absorption and pressure drop is increased when the oily wastewater flows through the bed layer. The invention has high oil-absorption efficiency and the oil-absorption resin can be repeatedly used.

The invention discloses a multi-functional snapping ring ruler, and solves the problems of the singularity, large occupied space and carrying inconvenience of an existing ruler. The multi-functional snapping ring ruler is composed of a ruler body, memory metal strips and an electronic watch; the memory metal strips are arranged in the two ends of the ruler body, and the ruler body is connected with the memory metal strips through a soft rubber material; the electronic watch connected to the ruler body through a concealed button is arranged at the middle of the ruler body, the ruler is stretched during using, and the ruler can be wound and fixed on the wrist only by slightly clapping the wrist during winding; and wavy grooves are formed in the outer edges of the ruler body and used for winding a headphone wire and the like. The multi-functional snapping ring ruler is simple in structure, convenient to use, high in practicability, low in cost and easy to popularize.

The invention belongs to the technical field of automobile brake systems, and particularly relates to an air pressure line control brake master cylinder for a commercial vehicle. The master cylinder comprises a one-cavity pump body component. The one-cavity pump body component comprises a one-cavity cylinder body, a dust cover, an ejector rod base, a rubber spring, a feedback rubber pressing plate, a limiting ring check ring, a microswitch, a driving piston, a driving return spring, a first piston component, a first piston spring, an electromagnetic valve device, an air guide screw, a series piston, a pressure sensor, a push rod and an adjusting fork. A two-cavity pump body component comprises a two-cavity cylinder body, a second piston part, a second piston spring, an exhaust seat and an exhaust seat check ring; and an embedded system controller is arranged outside the brake master cylinder. The air pressure line control brake master cylinder is reasonable in structure, has a brake-by-wire function, and can meet the technical requirements of intelligent network connection commercial vehicles of the level L2 or above; and meanwhile, a driver operation function is achieved, and the braking mode and the braking pedal feeling are consistent with those of a common commercial vehicle.

The invention provides a front-end manipulator for car assembly. The front-end manipulator comprises a base, two car body pre-positioning components, an X-Y adjusting disc, a horizontal adjusting joint, a first workpiece positioning mechanism, a second workpiece positioning mechanism, two car body auxiliary positioning mechanisms, a centering device, two fender positioning components and a car running-in servo electric cylinder, wherein the centering device is arranged at the lower front part of a frame of the base; and the car running-in servo electric cylinder is arranged at the center of the lower front part of the first workpiece positioning mechanism. By adoption of the front-end manipulator provided by the invention, the car front-end assembly precision can be guaranteed; meanwhile, the automated assembly operation can be achieved and the problem about the instability of manual assembly can be solved; and in the mode of production, the front-end manipulator serves as automated equipment, thereby reducing the labor intensity of an operator and the cost of human resources.

The invention discloses a domestic drinking water steady flow tank. The tank comprises a steady flow tank body. The inner wall of the steady flow tank body is downwardly provided with a first partition plate and a second partition plate in an inclining mode, and the first partition plate and the second partition plate are staggered. The first partition plate is formed by splicing at least two regular triangular prisms, and a sliding groove is formed between the adjacent two regular triangular prisms. A rectangular waste liquid outlet is formed in the outer wall of the steady flow tank body atthe lowermost end of the inner bottom end of the steady flow tank body, and a water outlet is formed in the outer wall of the steady flow tank body at the upper end of the rectangular waste liquid outlet. A cleaning device is further provided. The cleaning device comprises a box body formed by two identical square casings. The domestic drinking water steady flow tank and the cleaning device are simple in structure, capable of reducing noise pollution and achieving the function of automatic cleaning and more complete and comprehensive in cleaning, reduce the workload of the workers, improve thecleaning efficiency and save the use cost of a detergent.

The invention discloses a flexible cabinet entry system and a cabinet entry method for an expanded shredded tobacco cooked silk cabinet. On the basis of the existing cooked silk cabinet, a feeder connected to an airflow module shredded tobacco and a limit positioning mechanism are added. The feeder is arranged on the material laying Above the carriage and between No. 2 and No. 3 cabinets, the limit positioning mechanism is set at the left end of the travel rail. The method of seeking cabinets and right-seeking cabinets realizes two kinds of different cut tobacco materials. On the basis of not changing the existing equipment, the independent storage of different materials is realized with minimal modification, which not only improves the utilization rate of the cooked silk cabinets, but also facilitates the realization of three The group of cabinets are switched to each other, the whole production process is smoother, the production organization is more matched, saving three hours of waiting time for cabinets every day, solving the problem of production delay, improving production efficiency, achieving energy saving, emission reduction, cost reduction and efficiency increase Effect.

The invention discloses a process for treating oily wastewater by using a fluidized bed and a device thereof, which comprises the steps: the oily wastewater enters from a lower end of the fluidized bed to pass through the fluidized bed which carries a high oil-absorption resin bed layer from downward to upward and the high oil-absorption resin absorbs oily constituent; in the post-treatment process of the oil-absorption resin, extractants enter from an upper end of the fluidized bed to pass through the oil-absorption material bed layer from upward to downward; the oily pollutant absorbed by the oil-absorption material is extracted to be discharged from an outlet of the lower end of the fluidized bed; the fluidized bed device is a conical structure which is big at the upper part and small at the lower part and is provided with a stirring device; an inlet of the oily wastewater is arranged on the lower head of the fluidized bed. The invention prevents from occurrence that resistance of the bed layer is increased which is caused by expansion of the resin after oil absorption and pressure drop is increased when the oily wastewater flows through the bed layer. The invention has high oil-absorption efficiency and the oil-absorption resin can be repeatedly used.

The invention provides a combined execution mechanism for numerical control and intelligent polishing and belongs to the technical field of optical and mechanical precision machining. The combined execution mechanism for numerical control and intelligent polishing is provided for solving the technical problems that complex and troublesome dismounting and mounting occur to a polishing disk and a polishing wheel which are iteratively used during high-precision plane grinding and polishing and optical grinding and polishing of elements and components in the machining process. A one-to-two speed changer of the execution mechanism is fixed to an execution mechanism base plate. A polishing wheel is fixed to the one-to-two speed changer. One end of a rigid coupling is connected with a shaft of the one-to-two speed changer. The other end of the rigid coupling is connected with an eccentric disk. The eccentric disk is fixedly connected with a polishing disk through a polishing rod. A cylinder block of a two-way precision adjustment cylinder is fixed to the center position of an execution mechanism bottom plate. Sliding blocks are connected with guide rails through clamping grooves. The sliding blocks can slide on the slide rails. Through the combined execution mechanism, the complex and troublesome dismounting and mounting process when the polishing disk or the polishing wheel are iteratively used in the machining process is effectively avoided, and the purposes of conducting fast production, improving the efficiency, lowering the cost and reducing the risk are achieved.

The invention relates to the technical field of herbal medicine cutting machines, and provides a reciprocating herbal medicine cutting machine for concentrated traditional Chinese veterinary medicine processing, which can realize composite cutting of concentrated traditional Chinese veterinary medicine in the cutting process of the concentrated traditional Chinese veterinary medicine which is compressed after being dried or crushed, generates less chippings in the cutting process, has relatively complete slice shape after being cut, and is convenient to use. According to the concentrated veterinary herbal medicine cutting device, high-temperature cleaning can be conducted on execution components such as a cutter after cutting, cleaning operation saves labor, the influence of the cleaning operation process and the feeding process on concentrated veterinary herbal medicine cutting is small, the cutting efficiency is high, practicability is achieved, the concentrated veterinary herbal medicine cutting device comprises a rack, a hopper, a feeding roller, a feeding motor and a guiding device are installed on the rack, and the movable cutting frame is further included; the hopper is connected with a middle partition plate and a middle partition block, a partition plate is connected between the middle partition plate and the middle partition block, a two-way adjusting assembly is installed between the middle partition block and the partition plate, and a cleaning pipe system is installed in the machine frame.

The invention discloses an intelligent driving system and a control method of the intelligent driving system. The system comprises a road condition sensing unit, a control unit, an execution unit and an automatic driving switch. The road condition sensing unit comprises a GPS navigator, a camera and radar. The control unit comprises a receiving module, an assessment module and an execution module. The execution unit comprises an accelerator pedal, a brake pedal, gears and a steering wheel. The receiving module of the control unit receives the information from the road condition sensing system. The assessment module assesses the current road condition according to received information. If the current road condition is suitable for automatic driving, the value of automatic driving speed under which safety can be guaranteed is worked out, and the execution unit controls an execution component to execute corresponding operation according to the assessment result. According to the intelligent driving system and the control method of the intelligent driving system, the utility progress of the automatic driving technology is accelerated, the workload of a driver is reduced, the possibility of misoperation caused by manual driving is reduced, and driving safety is improved.

The invention relates to the technical field of sand storage devices, and provides a sand storage device for a high-precision sand shooting machine, which can realize simultaneous storage of fine sand of various specifications, is relatively simple and convenient in mutual switching during use of the fine sand, is relatively easy in on-off operation of a guide pipe and a high-pressure air spraying pipe, and is relatively practical and safe. Comprising a high-pressure gas ejector pipe and a plurality of guide pipes, and further comprises a bottom frame, the bottom frame is connected with two C-shaped plates, the high-pressure gas ejector pipe is installed on the bottom frame, the high-pressure gas ejector pipe communicates with an installation pipe, the installation pipe is connected with a lifting pipe, the lifting pipe is connected with an annular ring, the annular ring is connected with an operation rod, the lifting pipe is provided with an on-off structure, and the two C-shaped plates are connected with a core plate frame. The core plate frame is connected with an installation bottom plate, the installation bottom plate is connected with a core column, the core column is connected with an installation top plate through a nut, the installation top plate and the installation bottom plate are both connected with hand rings, a plurality of sand storage tanks are installed between the installation top plate and the installation bottom plate, the guide pipe is communicated with the sand storage tanks, and the guide pipe is connected with a quick connection sleeve.