56results about How to "Control altitude" patented technology

The invention relates to the technical field of batteries, and discloses a battery shell and a battery. The battery case includes: a case having an opening; the cover plate seals the opening to form a containing cavity, the cover plate comprises a cover plate body and a folded edge arranged on the edge of the cover plate body, the folded edge extends in the direction away from the containing cavity and is welded to the shell, a welding area is formed at the welding position of the folded edge and the shell, and in the extending direction of the folded edge, the cover plate body is located on the side, close to the containing cavity, of the welding area. In the direction perpendicular to the upper surface of the cover plate body, the distance between the side, close to the containing cavity, of the welding area and the upper surface of the cover plate body is h, the distance between the side, away from the containing cavity, of the folded edge and the side, close to the containing cavity, of the cover plate body is H, and h / H is larger than or equal to 0.17 and smaller than or equal to 0.5. The cover plate can play a buffering role, and the cover plate is prevented from being separated from the shell during thermal runaway; meanwhile, the overall height of the cover plate can be controlled, and the internal space of the shell is ensured, so that the energy density of the single battery is ensured.

The invention belongs to the field of petroleum and natural gas engineering, and discloses a hydrofracture optimization design method for controlling the fracture height of a deep coal bed gas reservoir and a related device. Establishing a three-dimensional fracture crossing numerical simulation model by using the modeling parameters; calculating the critical mechanical parameters and the critical bedding number of the roof rock and the floor rock of the target coal seam section by using the three-dimensional fracture crossing numerical simulation model; according to the calculated critical mechanical parameters of the top plate rock and the bottom plate rock, the actual mechanical parameters of the critical bedding number and the bedding number, whether the target coal seam section needs to be subjected to crack height control or not is judged; and when the target coal seam section needs to be subjected to fracture height control, performing fracture form simulation by utilizing the three-dimensional fracture crossing numerical simulation model to obtain a fracture construction parameter when the fracture height meets the requirement, and taking the fracture construction parameter as a final fracture construction parameter. The method can effectively control the crack height of the target coal seam section, and the single well production effect after fracturing is improved.

The invention relates to the technical field of automatic treatment of welding seams, and discloses automatic treatment equipment for welding seams on the inner and outer walls of an anti-corrosion storage tank, which comprises an equipment shell, an operation handle is fixedly connected right above the equipment shell, a driving motor is fixedly connected to the side wall of the equipment shell, and an output rotating shaft is fixedly connected to the output end of the driving motor. A fixing plate is arranged under the equipment shell. When the device is used, the positioning sliding rails on the fixing plate are firstly placed in the anti-corrosion tank, the positioning sliding rails are adjusted so that a welded welding seam can be located between the two positioning sliding rails, the clamping plates can ascend by rotating the lead screw, the clamping plates can be tightly attached to the outer wall of the anti-corrosion tank, and in this way, the positioning sliding rails can be fixed to the inner wall of the anti-corrosion tank conveniently; at the moment, the device is placed in the anti-corrosion tank, a first sliding block under an extrusion rod in an equipment shell is placed on two positioning sliding rails so that the first sliding block can stably slide above the positioning sliding rails, and therefore a grinding part of the device can conveniently and accurately grind a welding seam.

The invention belongs to the technical field of yarn winding, and discloses a colored spun yarn winding device capable of preventing yarn breakage, which comprises a shell, a processing table is fixed outside the shell, a winding roller is movably connected inside the shell, and through the cooperation of an extension plate, a connecting seat, an air cylinder and other structures, the yarn breakage can be prevented. According to the yarn tension compensation device, the air cylinder is started to extend or contract when the detection assembly detects that the tension of the yarn changes and deviates, the extension of the air cylinder enables the position of the second guide wheel to move upwards, and therefore the tension of the loose yarn is compensated, and the air cylinder pulls the second guide wheel to move downwards when contracting, so that the tension of the loose yarn is compensated. According to the winding tension adjusting device, the tension of the yarn can be adjusted, then the tension of the tight yarn is loosened, the phenomenon that the yarn is broken is prevented, the tension degree can be adjusted when the position of a second guide wheel moves through the sliding design of a second guide block and a machining table, and therefore the purpose that the winding tension degree can be adjusted conveniently through the winding tension adjusting device to prevent the phenomenon that the yarn is broken is achieved.

The utility model discloses a polishing device for a ceramic scraper, which belongs to the technical field of scraper processing and comprises a mounting table, a Y-axis transmission component, a Z-axis transmission component and an X-axis transmission component, the Y-axis transmission component is assembled on the upper end face of the mounting table, and the Z-axis transmission component is assembled on one side of the Y-axis transmission component; the X-axis transmission assembly is assembled on the upper end face of the mounting table and located at the lower ends of the Y-axis transmission assembly and the Z-axis transmission assembly, two supporting rods are assembled on one side of the upper end face of the mounting table and arranged in parallel, a side mounting block is slidably arranged between the two supporting rods, and a fan is assembled on one side of the side mounting block. A locking knob is arranged on one side of the side mounting block in a penetrating mode, and one end of the locking knob abuts against the adjacent supporting rod. The polishing device for the ceramic scraper has the advantages that multi-axis all-directional control is achieved, machining efficiency is improved, multi-axis all-directional control is achieved, machining requirements of complex curved surfaces of the ceramic scraper can be met more flexibly, and machining comprehensiveness is improved.

The utility model belongs to the technical field of spreading vehicles, in particular to an electric spreading vehicle with a lifting mechanism, which comprises an electric vehicle and further comprises a storage bin, the storage bin is arranged above the electric vehicle, the bottom end of the storage bin is fixedly communicated with a discharge pipe, and the front side of the discharge pipe is fixedly communicated with a discharge pipe; the first motor is fixedly mounted on the rear side of the discharging pipe, and an output shaft of the first motor penetrates through the rear side of the discharging pipe and extends into the discharging pipe; the height of the discharging pipe, the height of the storage bin and the height of the discharging pipe are adjusted through a simple structure, so that the discharging pipe adapts to feed troughs with different heights for feed adding, the application range is widened, meanwhile, the amount of discharged feed can be controlled, the feeding efficiency is improved, the labor intensity of workers is reduced, and the labor intensity of workers is reduced. And the feeding uniformity is improved, high-quality feed scattering is achieved, and the practicability is high.

The utility model relates to the technical field of seat angle adjuster machining, in particular to seat angle adjuster laser welding auxiliary clamping equipment which comprises an equipment table, a motor, a connecting ring, a dust hood, a screw rod, an exhaust pipe and a clamping mechanism, the motor is installed at the bottom of the equipment table, and the connecting ring is fixed to the upper surface of the equipment table; according to the auxiliary clamping equipment for laser welding of the seat angle adjustor, a core disc of the seat angle adjustor is effectively clamped, the core disc is controlled to rotate slowly in the welding process, the welding area is automatically adjusted, the welding efficiency is improved, and the welding quality is improved. Smoke dust generated by laser welding is effectively absorbed, the health problem caused by heavy metal smoke dust is reduced, in the clamping and welding process, the height of the clamping base can be adjusted, clamping is facilitated, meanwhile, the distance between the dust collection device and a welding area is effectively controlled, and therefore the dust collection effect is guaranteed.

The utility model relates to the technical field of measuring equipment, in particular to a measuring device for power construction. Comprising a tripod and a measuring instrument, the tripod comprises a base for loading the measuring instrument and three foot tubes rotatably installed on the periphery of the base through a damping rotating shaft, at least one foot tube is divided into a supporting tube and a connecting tube embedded in the supporting tube, a positioning bolt is arranged between the connecting tube and the supporting tube, and two sets of telescopic rods are installed at the end of the connecting tube in a spaced, radial and sliding mode. Elastic pieces are arranged between the telescopic rods and the connecting pipes, and connecting holes in one-to-one correspondence with the telescopic rods are formed in the upper ends of the supporting pipes. By adjusting the connecting state of the connecting pipes and the supporting pipes, truss supporting can be formed in the stretching state, the supporting angle of the lower side foot pipes is adjusted, the supporting range is widened, and therefore the tripod can be supported on the inclined face more stably.

The utility model discloses sand barrier inserting equipment, and belongs to the technical field of desertification prevention and control engineering. The sand barrier insertion equipment comprises a fixed frame and a movable frame, a moving mechanism; a material roll supporting assembly; the lifting assembly comprises a lifting driving device longitudinally arranged between the fixed frame and the movable frame, a fixed part of the lifting driving device is fixedly connected with the fixed frame, and an output end of the lifting driving device is movably connected with the movable frame; the three sand inserting assemblies are arranged in the circumferential direction of the bottom end of the movable frame and connected end to end to form a U-shaped structure; a conveying assembly; and a cutting assembly. According to the sand barrier inserting equipment, a dynamic clamping-forming-inserting planting continuous operation system is formed, mechanical operation of the whole process from material conveying, forming machining to precise inserting planting is achieved, the production efficiency is improved, and labor force is saved.

The utility model discloses a constant-temperature water bath box with a stirring and rubbing mixing device, which comprises a water bath box body, four corners of the bottom end of the water bath box body are respectively provided with a support leg, the right side of the front end face of the water bath box body is provided with a drain valve, and the upper end of the water bath box body is hinged with a top cover through a hinge. According to the water bath, the liquid level sensor is arranged in the water bath box body and can monitor the liquid level in the water bath box body at any time, once the liquid level is lowered, the controller can control the water pump to work, and the water pump pumps water and discharges the water through the water inlet pipe; when the liquid level reaches the height detected by the liquid level sensor, the water pump stops working, the height of the water level can be controlled at any time, the stirring device is arranged in the water bath box body, the driving motor drives the stirring shaft to rotate, and the stirring rod on the stirring shaft can fully fuse the medicine and water, so that the mixing effect is relatively good, and the use is convenient. And the labor intensity of workers is reduced.

This utility model belongs to the field of flocculation tank technology and discloses a novel flocculation reaction tank for special-purpose vehicles, including a reaction cylinder with a reaction tank inside. A protective cover is installed on the top of the reaction cylinder, covering the upper end of the reaction tank. A stirring mechanism is installed inside the reaction tank, with its upper end extending to the top of the protective cover and connected to a drive motor fixedly installed on the top of the protective cover. A feeding assembly is located above the protective cover. Due to the feeding assembly, the feeding mechanism, in conjunction with the feeding pipe and connecting pipe, can extend to the bottom of the reaction tank. With the assistance of a feeding rod, flocculant can be added to different depths within the reaction tank from above the reaction cylinder, allowing the added flocculant to quickly contact and mix with the surrounding sewage, thereby effectively improving the flocculation reaction treatment efficiency.

This utility model provides a traction structure for a loading platform, belonging to the field of loading and transportation technology. It solves the problem that existing loading platforms are difficult to conveniently and smoothly transfer goods within limited space. The traction structure of this loading platform includes a rectangular frame support. The supporting frame has two extension plates on its outer side at one end, with two through holes extending through this end. The extension plates have hanging slots with their openings facing the through holes. The inner side of the supporting frame has two guide slots communicating with the through holes along its length. The traction structure includes a U-shaped bracket with guide blocks at both ends. The guide blocks can slide along the length of the guide slots and can also pass through the through holes into the hanging slots and rotate within them. This traction structure of the loading platform facilitates convenient and smooth transfer of goods within limited space, while also enabling convenient and reliable storage.

The invention relates to the technical field of strain preservation, and discloses edible fungus strain production and preservation equipment which comprises a box body. A closing plate; the storage assembly is used for storing the strains in multiple directions; the storage assembly comprises a storage device and a moving device; and the storage device comprises a first-layer storage device, a second-layer storage device and a third-layer storage device. According to the edible fungus strain production and preservation equipment, different types of strains can be integrally preserved through the arranged preservation assembly, and compared with a traditional mode that the strains are preserved in multiple preservation boxes, the preservation equipment can provide different storage spaces and cope with strain test tubes with different preservation modes, so that the overall applicability of the equipment is improved, and the practicability is high. By means of the folding and lifting process, the strain test tubes can be conveniently inserted in the initial stage, the height of each storage space can be effectively controlled after unfolding, and the situation that gas generated by different strains is tainted by odor and influences storage is avoided.

The utility model relates to the technical field of vibrating feed hoppers, and discloses a vibrating feed hopper for adjusting sand discharge of materials, which comprises a vibrating feed hopper main body, vibrating motors are arranged on two sides of the vibrating feed hopper main body, and a vibrating guide inner hopper is arranged on the inner side of the vibrating feed hopper main body. According to the utility model, the two vibration motors are arranged, so that the vibration magnitude can be adjusted conveniently, the vibration guide inner hopper enables sand not to be blocked easily, the adjusting lifting pipe is sleeved at the bottom of the blanking pipe and is fixed by the movable adjusting bolt piece and the bolting fixing seat, and the height of the adjusting lifting pipe can be adjusted conveniently; a height adjusting inner pipe is fixedly installed on the inner side of the adjusting lifting pipe, the top end of the height adjusting inner pipe extends to the inner side of the vibration feeding hopper body, the sand discharging amount is controlled according to the height of the height adjusting inner pipe, the vibration frequency of the device is conveniently adjusted, sand is not prone to being blocked, the machine body load is small, the sand discharging amount is conveniently adjusted, and sand discharging is even and stable.

The invention relates to the technical field of PVDF plate production, in particular to a PVDF plate production forming device which comprises a seat body used for supporting, an extrusion device used for extruding materials, a material blocking device used for controlling the width of the plates and a material uniformizing device used for enabling the materials to be evenly distributed. A vertical plate is fixedly connected to the top of the base, a vertically-formed sliding groove is formed in the rear portion of the vertical plate, the top of the base is fixedly connected with a material conveying body, and the vertical plate is fixedly connected with material blocking devices arranged on the two sides of the top of the material conveying body. Through arrangement of the seat body, the vertical plate, the material conveying main body, the driving rotating roller, the lifting rotating roller, the lifting device, the extrusion device, the material blocking device and the material uniformizing device, after the extrusion device extrudes materials to the material conveying main body, the width of a PVDF plate can be controlled through the material blocking device, and the height of the lifting rotating roller can be controlled through the lifting device; therefore, the thickness of the shaped PVDF plate is controlled.

This utility model discloses a four-stage combined folding boom for erecting an arch. A rotary support plate has a rotary table, on which a telescopic folding assembly is rotatably mounted. The telescopic folding assembly includes a folding arm, a connecting rod combined arm, a triangular support platform, and a telescopic combined arm. The folding arm is rotatably mounted on the rotary table, with a connecting rod combined arm at its upper end. A triangular support platform is located at the upper end of the connecting rod combined arm, and the telescopic combined arm is driven onto the triangular support platform. The front end of the telescopic combined arm is connected to a boom head luffing platform, which has a rotating swing gripper at its front end. This utility model, through the forward and backward translation of the connecting rod combined arm, ensures that the telescopic combined arm's gripping range on the arch is expanded, improving gripping efficiency. The combined connecting rod combined arm and the telescopic combined arm, through multi-dimensional precise control, can more effectively erect the arch to the designated position.

The utility model discloses a high-flatness steel-copper composite strip flattening device which comprises a supporting frame, a conveying device, an installation frame, a distance sensor, a lifting device and a blowing device, the supporting frame serves as an installation foundation and is used for connecting and fixing other components, the conveying device is used for conveying a copper-steel composite strip, and the distance sensor is used for sensing the distance of the copper-steel composite strip. The copper-steel composite belt needing to be leveled is conveyed and is matched with the lifting device to be leveled, the mounting frame serves as a mounting foundation and is used for fixing and connecting other components, the distance sensor is used for measuring the thickness of the copper-steel composite belt, and the distance sensor is electrically connected with the lifting device, so that the height of the lifting device is controlled; the copper-steel composite belt flattening device is suitable for copper-steel composite belts of various thicknesses, the practicability of the device is improved, the lifting device is used for flattening the copper-steel composite belts of different thicknesses so that the copper-steel composite belts can be flattened, and the blowing device is used for cleaning impurities on the copper-steel composite belts so that the quality of the produced copper-steel composite belts can be higher.

The utility model relates to the technical field of hydroponic devices, and discloses an edible mushroom hydroponic device which comprises a hydroponic box, a plurality of culture plates are arranged in the hydroponic box, mounting blocks are arranged on the two sides of the bottom of each culture plate, a mounting groove is formed in one side of each culture plate, a screw rod is arranged in each mounting groove, and a screw rod is arranged in each mounting groove. A movable block is in threaded connection with the screw rod, a first connecting groove is formed in the bottom of an inner cavity of the mounting groove, a connecting rod is arranged in the first connecting groove, a second connecting groove is formed in the bottom end of the first connecting groove, a first gear is arranged in the second connecting groove, and a connecting shaft is rotatably mounted at the top of the supporting block; a second gear is fixedly mounted on the connecting shaft, and a knob is fixedly connected to the top end of the connecting shaft; the edible mushroom water level adjusting device can be conveniently adjusted according to different water level heights needed by edible mushrooms, the water level does not need to be adjusted in a water adding or draining mode, and water resources are saved.

The present application provides a kind of positioning platform for honing of delivery cylinder cylinder body.The positioning platform for honing of delivery cylinder cylinder body includes support;Processing structure, the processing structure includes honing machine, guide rail and groove;Translation structure, the translation structure includes support bridge and sliding fork;Lifting structure, the lifting structure includes fixed plate, adjusting column, adjusting groove, lifting inner column, lifting turntable and lifting outer column;Positioning structure, the positioning structure includes positioning ring, adjusting tooth ring, advancing ring, wedge, positioning pad and return spring;Adjusting structure, the adjusting structure includes shell, pivot, adjusting turntable, locking teeth and adjusting gear;Locking structure;Cylinder body.The positioning platform for honing of delivery cylinder cylinder body provided by the present application has the advantages of high positioning accuracy and efficiency, preventing the movement of delivery cylinder and adjusting height.

The utility model discloses a color sorting equipment that traditional chinese medicinal material processing uses relates to sorting equipment technical field, including the shell body, the left side of inside support frame is fixedly connected with the oblique guide groove to the left side, the right side fixed connection of oblique guide groove has a plurality of groups of spouts, the left side of hopper is provided with the adjusting assembly of convenient adjustment outlet thickness. This traditional chinese medicinal material processing uses color sorting equipment to set up hopper, spacing jacket, discharge gate, electric jar, baffle and transmission plate, when using, according to the actual style of material, can adjust the height of baffle, and electric jar extends or retracts, can drive baffle along spacing jacket inside up and down sliding and control the actual height of discharge gate discharge in time with transmission plate, thereby control the thickness of discharge, realized the function that convenient adjustment outlet thickness, solved the problem that the device does not have the function that convenient adjustment outlet thickness.

This utility model discloses a rotary table for a five-axis machining center, relating to the field of five-axis machining technology. It includes a base, a rotator fixedly connected to the top of the base, a support plate movably connected to the top of the rotator, a first motor fixedly connected to one side of the support plate, a mounting plate movably connected to the top of the support plate, a clamping device movably connected to one side of the mounting plate, and a support frame fixedly connected to the top of the other side of the support plate. This utility model uses a cylinder to move and change the installation position of the mounting box, making the final clamping position of the anti-slip plate more accurate. A hydraulic lifting rod is installed on the top of the mounting box to control the installation height of the third slider. A second motor drives the anti-slip plate to rotate, and the anti-slip plate adsorbs and clamps the five-axis component. Then, a rotating bracket can flip it over. One end of an insert plate is pushed by a second hydraulic telescopic rod, causing the insert plate to move to one side and insert into the periphery of the five-axis component, supporting and rotating the five-axis component.

This utility model discloses a torsion-resistant robotic arm for assembling automotive seat slide rails, comprising a fixedly installed crossbeam assembly, a crossbar assembly that slides axially along the crossbeam assembly, a mounting plate that slides axially along the crossbar assembly, a suspension assembly fixedly installed below the mounting plate, and a tool connected below the suspension assembly. This utility model enables tool suspension, allowing workers to control the tool in multiple directions and positions, improving the efficiency of screw installation during automotive seat slide rail assembly. The suspension assembly is telescopic, allowing control of the tool's height, and its active telescopic movement can overcome the tool's weight, reducing the worker's workload.

The utility model discloses a device for conveniently adjusting the ore feeding quantity of a magnetic separator, which comprises an ore feeding box, a plurality of ore discharging holes with a penetrating structure are formed in the bottom end in the ore feeding box at equal intervals, a through hole is formed in the center of the upper end of the ore feeding box, and a mounting frame is arranged at the upper end of the ore feeding box. A connecting cylinder is arranged at the center position of the upper end of the mounting frame, a control handle in rotary connection is arranged at the top end of the connecting cylinder, a screw rod is arranged at the inner end of the control handle, the lower end of the screw rod is located in the connecting cylinder and penetrates through the mounting frame, a bottom column is arranged at the bottom end of the screw rod, and a bottom frame is arranged at the top end in the ore feeding box; the bottom column is located in the bottom frame and slidably connected with the bottom frame. The connecting plate is arranged at the bottom end of the threaded rod, the rubber plugs are arranged at the bottom of the connecting plate, the threaded rod can be controlled by controlling the control handle, the height of the rubber plugs is further controlled, and therefore the flow from a mine hole is controlled, and the flow is made to be uniform.

The application provides a semiconductor device and a manufacturing method thereof. The manufacturing method comprises the following steps: providing a substrate; etching the substrate to form a shallow trench in the substrate; depositing an isolation material layer in the shallow trench, the isolation material layer filling the shallow trench and covering the surface of the substrate, and an inner groove being formed on the isolation material layer and corresponding to the position of the shallow trench; forming a first mask layer which at least partially fills the inner groove; and etching back the first mask layer and the isolation material layer until part of the surface of the substrate is exposed, so as to form a shallow trench isolation structure which fills the shallow trench and has a top surface higher than the surface of the substrate. In the etching back process, the etching rate of the first mask layer is smaller than the etching rate of the isolation material layer. The application can effectively control the height of the shallow trench isolation step by selecting the first mask layer with high selectivity to the isolation material layer and the substrate and combining the etching process, so as to ensure the performance of the semiconductor device.

The application discloses a shell and stator hot-joint mechanism and relates to the technical field of shell and stator hot-joint, which comprises a hot-joint upper clamp mechanism, a hot-joint lower clamp mechanism and an inner support clamping and unlocking mechanism. The stator is installed at the inclined wedge type inner support positioning and clamping mechanism at the top end of the hot-joint lower clamp mechanism. After installation and fixation, the hot-joint lower clamp mechanism and the inner support clamping and unlocking mechanism are directly fixed and connected. A shell is installed inside the shell heating coil. The symmetrical shell clamping jaws on both sides directly clamp the shell. Meanwhile, the shell is extruded and fixed from the top by the shell clamping cylinder. The shell is heated by the shell heating coil, the inner diameter of the shell is increased, the shell and the stator are directly extruded and sleeved, the cooling nozzle is directly used for blowing and cooling after the sleeving is completed, the shell is cooled, the shell can be shrunk at this time, the whole stator is wrapped, and the whole process of the shell and the stator hot-joint is realized.

The utility model discloses visual inspection equipment which is provided with a supporting plate convenient to support, a movable frame is mounted on the upper surface of the supporting plate, and a PCB (printed circuit board) is connected to the inner surface of the movable frame; comprising a supporting piece installed on the rear side of the upper surface of the supporting plate, the upper surface of the supporting piece is rotationally connected with a first moving arm, and the upper surface of the first moving arm is rotationally connected with a second moving arm. A supporting piece and a fixing piece which are convenient to position and assemble are arranged, a first movable arm and a second movable arm which are matched with the supporting piece and the fixing piece respectively and can move horizontally, a detection frame which is used for adjusting the position of a PCB adsorbed and clamped by a clamp and is adjustable in the mounting position on the fixing piece, and a visual detector which is capable of finely adjusting the height and the angle of the assembly position of the detection piece are effectively and oppositely arranged up and down. Effective positioning detection use is formed for the PCB, large-range position movement of the visual detector can be reduced, and use stability and visual detection accuracy of the visual detector are controlled.

The present invention belongs to the technical field of titanium wire separation equipment, and discloses an automatic separation equipment for ear-hook titanium wire, comprising a bottom plate, a loading plate fixedly connected to the top of the bottom plate, a support plate fixedly connected to the top rear side of the loading plate, a top plate fixedly connected to the top of the support plate, a sliding plate provided on the right side of the support plate, the support plate and the sliding plate are both L-shaped plates, the top and bottom ends of the sliding plate are respectively slidably connected to the top plate and the bottom plate, and a straightening structure is fixedly connected to the front surface of the sliding plate; the present invention is provided with a straightening structure, and when in use, a transmission belt structure is used to rotate to drive the ear hook to rotate toward the inside of the loading plate to fit the support plate, and the transmission belt structure continues to rotate to rub the ear hook continuously, so that the ear hook is gradually straightened, making the subsequent wire drawing smoother.

The utility model discloses a spray pipe for landscaping, which comprises a spray pipe, a connecting mechanism and a lifting mechanism, the connecting mechanism is arranged on the left side of the spray pipe, the lifting mechanism is arranged at the bottom of the spray pipe and comprises a bottom plate, the top of the bottom plate is fixedly connected with a fixing shell, and the fixing shell is fixedly connected with the connecting mechanism. A sliding plate is slidably connected to the interior of the fixing shell, a fixing bearing is fixedly connected to the top of the sliding plate, a threaded rod is fixedly connected to the interior of an inner ring of the fixing bearing, the top of the threaded rod penetrates through the exterior of the fixing shell to be fixedly connected with a rotating disc, and anti-skid lines are arranged on the surface of the rotating disc. By arranging the lifting mechanism, the height of the spraying pipe can be controlled, the higher the water spraying parabola is, the larger the water spraying range is, a user can flexibly control the spraying height and the spraying range during use, and therefore normal use of the user is guaranteed.