76 results about "Power component" patented technology

The utility model relates to the technical field of ton barrel welding seams, in particular to a ton barrel horizontal type circular seam which comprises a rail, a fixed clamping table and a movable clamping table, the fixed clamping table and the movable clamping table are connected with the rail, a supporting sliding base is arranged on the rail between the fixed clamping table and the movable clamping table, and a positioning sliding base is arranged on the rail, away from the fixed clamping table, of the movable clamping table. A first clamp assembly used for clamping one end of a barrel is rotationally arranged on the fixed clamping table, a second clamp assembly used for clamping an end socket is rotationally arranged on the movable clamping table, a rolling supporting assembly is arranged on the supporting sliding base, and the top of the rolling supporting assembly is in rolling contact with the bottom of the outer vertical face of the barrel. A telescopic assembly is arranged on the positioning sliding base, the shaft extension end of the telescopic assembly is fixedly connected with the movable clamping table, a power assembly used for driving the first clamp assembly to rotate is arranged on the fixed clamping table, when the power assembly drives the first clamp assembly to rotate, the whole ton barrel can stably rotate, and at the moment, a welding head is moved to the welding seam of a sealing head and a barrel body; and the ton barrel automatically rotates to complete welding, so that the working efficiency is improved.

The utility model discloses a cast steel wheel rain pouring gate hot cutting machine tool which comprises a machine frame assembly, positioning assemblies, a counterweight assembly, a pulley yoke assembly, a Z-axis feeding assembly, a power assembly, a cutter head assembly, a hydraulic device and a water cooling device, the positioning assemblies are symmetrically arranged on the two sides of the machine frame assembly, and the counterweight assembly is arranged in the machine frame assembly in a sliding mode. The pulley yoke assembly is arranged at the top of the rack, the Z-axis feeding assembly is arranged in the middle of the rack assembly, the power assembly is arranged on the Z-axis feeding assembly, the counterweight assembly counterweights the power assembly through the pulley yoke assembly, the cutter head assembly is arranged at the output end of the power assembly, and the hydraulic device provides power for the positioning assembly and the Z-axis feeding assembly. According to the cutting machine, the cutting efficiency is effectively improved, the cutting cost is reduced, and meanwhile dust pollution is avoided.

The application relates to the field of power supplies, and discloses an uninterruptible power supply, which comprises a first power board, a liquid cooling plate, a second power board, a first power device group arranged on the first power board, and a second power device group arranged on the second power board; the liquid cooling plate is arranged between the first power board and the second power board and is used for heat dissipation of the first power device group and the second power device group; the liquid cooling plate comprises an inlet, an outlet and a cooling flow channel communicated between the inlet and the outlet, and the cooling flow channel is used for containing cooling liquid; the first power device group and / or the second power device group comprises temperature-sensitive components and a plurality of power components; along the flow direction of the cooling liquid in the cooling flow channel, the plurality of power components are located in front of the temperature-sensitive components. The application gives priority to heat dissipation of the temperature-sensitive components with high temperature sensitivity to ensure the service life of the entire uninterruptible power supply, and then heat dissipation is performed on other power components, so that liquid cooling heat dissipation of all the power components is considered.

The utility model provides a cleaning assembly and cleaning equipment, and relates to the technical field of cleaning assemblies. The cleaning assembly comprises a fixing frame, a swinging arm and a power assembly; the fixing frame is configured to be connected with a main body of the cleaning equipment, and the wall surface of the fixing frame is provided with a catering surface; the swinging arm is rotationally connected with the fixing frame, and the swinging arm is provided with a cleaning piece capable of rotating; the power assembly drives the cleaning part to rotate, and the power assembly drives the swing arm to rotate relative to the fixing frame so as to drive the swing arm to move between the retracting position and the stretching position; the output end, driving the swing arm to rotate relative to the fixing frame, of the power assembly comprises a friction wheel. The cleaning assembly comprises the fixing frame and the swing arm which can rotate relatively, the power assembly drives the fixing frame and the swing arm to rotate relatively, the cleaning range of the cleaning part is changed, the cleaning range is increased, cleaning blind areas are reduced, and the cleaning effect is improved.

The invention relates to the technical field of heat pumps, and discloses a wind-electric heat pump system coupled with heating, comprising: a vertical axis generator, wherein the vertical axis generator converts wind energy into electric energy, and an output end thereof is connected to an energy storage cabinet for electric energy storage and management, the output end of the energy storage cabinet is connected to a heat pump host, and the output end of the heat pump host is connected to indoor heating equipment, an air inlet mesh plate is arranged in the air inlet of the heat pump host, an air outlet is arranged at the upper center position of the heat pump host, an air outlet protective cover is arranged outside the air outlet, a cover frame is arranged on the air outlet protective cover, and a power component is fixedly arranged at the center position of the cover frame; the air discharged from the air outlet of the invention is reduced, the rotation speed of the turbine blade is reduced, and under the shaking and the suction force of a large amount of air intake, the dust or poplar fluff blocked on the air inlet mesh plate is shaken off, which is conducive to automatically maintaining the air inlet mesh plate without stopping the machine, and is conducive to reducing high-load operation and poor heat exchange effect caused by small air intake.

The utility model belongs to the field of assistor structures, and particularly discloses a liquid level stabilizing assistor which comprises a driving assembly, an oil storage assembly and a power assembly, and the power assembly comprises an oil cavity and an oil outlet hole formed in the oil cavity. The oil storage assembly comprises an oil storage cup used for feeding brake oil into the oil cavity. The driving assembly comprises an oil cylinder piston and a first driving piece used for driving the oil cylinder piston to slide, a sealing piece is arranged at the end of the oil cylinder piston and used for sealing the space in the circumferential direction of the oil cylinder piston and the space in the side wall of the oil cavity, and the sealing piece passes through the first communicating hole in the process that the oil cylinder piston slides relative to the oil cavity. An annular groove used for being communicated with the oil storage cup is formed in the oil cylinder piston, and a plurality of oil passing holes used for being communicated with the annular groove and the sealing piece are further formed in the oil cylinder piston. By the adoption of the scheme, the problems that when a gap exists between the piston and the inner wall of the oil cavity, the pushing effect on brake oil in the oil cavity is reduced, and oil feeding is slow or oil supplementing is insufficient can be solved.

The utility model discloses a kind of shore power pit guide cone cutting device, it is related to guide cone cutting technical field.The utility model includes support frame, and further include: cutting part, the cutting part is installed on support frame;Clamping part, the clamping part is set on support frame;Buffer part, the buffer part is provided with two, two the buffer part is installed on clamping part, two The buffer part is mirror image setting;The clamping part includes power component, and the power component is installed on the bottom of support frame;And fixed component, the fixed component is set on the top of support frame;The power component includes respectively fixedly connected in the hinge block of the front side and rear side of support frame.The utility model is fixed by setting clamping part, solved the existing cutting device in use process, it is inconvenient to fix guide cone, leading to guide cone to appear in processing process Shaking or displacement, thereby reduce the quality of guide cone processing, the problem of the efficiency of guide cone cutting is affected.

This utility model belongs to the field of building exterior wall insulation layer construction technology, and discloses a building exterior wall insulation layer construction device, including two sets of hanging rails, with a lifting component between the two sets. The lifting component is equipped with a lifting platform that can move up and down, and a power component that drives its operation is set below the lifting component. A spraying component is set above the lifting platform. A guide groove is opened on the inner side of the hanging rail, and a hoop groove is set on the side of the guide groove away from the center. A tooth avoidance groove and an equidistant toothed plate are set inside the hoop groove. The lifting component includes a lifting platform, a structural shell, four sets of guide sliders, and two sets of geared discs. The power component includes a rotating shaft, a large gear, a small gear, and a servo motor. This utility model has a compact and reasonable structural design, which enables the lifting platform to move up and down between the two sets of hanging rails, and can drive the spraying component above to carry out the spraying operation of the building exterior wall insulation layer. The device has a stable structure, long service life, and a wide range of vertical movement, and has certain practicality.

The utility model belongs to the technical field of clamp devices, and particularly relates to a clamping device for supporting air cylinder machining. The power part is connected with the controller; the rotating disc is mounted at the power output end of the power component; the positioning disc is mounted on the rotating disc, and a first connecting hole is formed in the positioning disc; the positioning shaft is installed on the positioning disc and located on one side of the first connecting hole, a supporting air cylinder is arranged on the positioning shaft in a sleeving mode, a first annular groove and a second annular groove are formed in the positioning shaft, and the first annular groove and the second annular groove are used for corresponding to two shaft sleeve parts on the supporting air cylinder respectively; and the extrusion sleeve is used for sleeving one end, extending out of the supporting air cylinder, of the positioning shaft and is propped against the supporting air cylinder. The clamping device is specially used for clamping the supporting air cylinder, compared with a traditional clamping mode, the clamping device is more matched with the supporting air cylinder in structure, clamping of the supporting air cylinder is firmer and more stable, and the machining precision is effectively improved.

The utility model relates to the technical field of gear machining, in particular to a burr cleaning mechanism for gears, which comprises a bottom plate, a hollow column is fixedly connected to the middle of the top end of the bottom plate, a power component is fixedly connected to the inner bottom wall of the hollow column, and a bearing plate is fixedly connected to the top end of the power component. A limiting column is fixedly connected to the middle of the top end of the bearing plate, sliding grooves are formed in the two sides of the surface of the limiting column, and sliding frames are slidably connected into the sliding grooves. When the gear polishing device is used, a gear body needing to be polished can penetrate through the limiting column to be placed on the bearing plate, then the circular plate with the sliding frame is connected with the limiting column, the circular plate is tightly attached to the gear body under the cooperation of the limiting column, then the fixing bolt is rotated, the fixing plate extends out of the fixing cylinder to make contact with the limiting column, and the gear body is polished. And the position of the sliding frame on the limiting column is fixed, so that the position of the gear body is fixed through the bearing plate and the circular plate, and the effect of fixing gears with different thicknesses is achieved.

The utility model relates to the technical field of power supply assemblies, and particularly discloses a multifunctional power supply assembly which comprises an installation base, two sliding barrier plates are installed at the upper end of the installation base in a sliding mode, and a connecting bottom plate is installed at the lower end of the installation base. A filter screen is slidably mounted at the side end, away from one side of the control panel, of the driving power source body, and a blocking rod is slidably mounted at the upper end of the driving power source body, so that a user inserts a circuit line along a circuit connecting hole part formed in the front side of the driving power source body, and then the other side of the circuit line is connected with a displayer. Then a user adjusts the driving power supply body by rotating the control panel to carry out boost output of positive and negative voltages, then outputs electric frequencies, carries out voltage fine tuning through a voltage division line to accurately match the power supply requirement of the display, and finally outputs a group of obtained independent positive and negative electric frequencies to a display interface; therefore, the power supply capability of at most two groups of positive and negative voltages and one path of IO voltage is realized.

The invention is suitable for the technical field of electrical cabinet fault monitoring, and provides a power control cabinet fault monitoring method and power component monitoring equipment, and the equipment comprises a power cabinet and a plurality of monitoring devices which are uniformly and fixedly installed on the inner wall of the power cabinet from top to bottom. The monitoring device comprises an I-shaped wiring terminal strip; a switch piece in sliding fit with the arc-shaped heat conduction plate is rotationally arranged in the spherical cavity. A nickel-titanium two-way memory spring is fixedly connected between the switch piece and the I-shaped wiring terminal strip; according to the device, when the internal temperature of a wiring cavity is transmitted to an arc-shaped heat conduction plate and a heat conduction silica gel sleeve through a heat conduction silica gel strip, a nickel-titanium two-way memory spring is heated, the nickel-titanium two-way memory spring is heated to stretch and reset, the switch pieces are pushed to rotate, and the switch pieces are switched on and switched off. Therefore, the conductive column is separated from the two conductive rods in a rotating mode, disconnection of a corresponding circuit is achieved, continuous overheating of a wiring end is prevented, and the use safety of an electric power component is improved.

The utility model relates to the technical field of building decoration, and discloses a dust collection device for building decoration punching, which comprises an electric drill main body and a dust cover, the dust cover is positioned at one end of the electric drill main body, and one end of the dust cover is slidably connected with an annular cylinder; a collecting box is fixedly installed on the outer side wall of the dustproof cover, a filtering plate is fixedly installed in the collecting box, a connecting plate is fixedly installed on one side of the collecting box, a power assembly is arranged on one side of the connecting plate, a moving plate is slidably connected to the other side of the connecting plate, a strip-shaped groove is formed in one side of the moving plate in a penetrating mode, and the power assembly makes contact with the strip-shaped groove. A connecting rod is fixedly installed on one side of the moving plate, the power assembly, the moving plate, the strip-shaped groove, the connecting rod and the cleaning brush are arranged, the power assembly drives the moving plate to slide in a reciprocating mode through the strip-shaped groove, the moving plate drives the cleaning brush to move in a reciprocating mode through the connecting rod, and dust on the filter plate is brushed off; therefore, the problem that the dust adsorption effect is poor in the punching process is solved.

The present invention relates to a pulse compression device and a pulse compression kit, comprising a shell, a pressure regulating mechanism arranged in the shell, a controller and a membrane changing mechanism. The shell is provided with a pulse compression channel, and at least three air bags are arranged along the circumferential direction of the pulse compression channel. The air bags are respectively connected to the pressure regulating mechanism, and the pressure regulating mechanism is connected to the controller. The controller is used to control the pressure regulating mechanism to increase / depressurize the air bags. The air bags are used to expand toward the center of the pulse compression channel when pressurized. The membrane changing mechanism is arranged in the shell, and the membrane changing mechanism includes a mounting portion for mounting a cylindrical isolation membrane, a collecting portion for collecting the isolation membrane, and a power component for driving the mounting portion and / or the collecting portion. The power component is connected to the controller and is used to drive the mounting portion and / or the collecting portion to rotate under the control of the controller, so as to drive the isolation membrane with one end sleeved on the mounting portion and bypassing the inner side of each air bag to be wound around the collecting portion. The present pulse compression device can not only realize the function of automatic pulse compression, but also effectively avoid cross infection.

The invention provides a piece taking and placing device which comprises a machine box, a piece taking device and a piece placing device. The turnover mechanism is arranged in the containing cavity, the turnover mechanism comprises a lifting mechanism, the first end of the lifting mechanism is located at the top of the machine box, and the second end of the lifting mechanism extends into the containing cavity; the overturning part is located in the containing cavity, one end of the overturning part is rotationally connected with the second end of the lifting mechanism, and the other end of the overturning part is used for being connected with a welded part and driving the welded part to turn to the direction where the gate is located according to a preset angle; and one end of the power assembly is located at the top of the machine box, and the other end of the power assembly extends into the containing cavity and is connected with the overturning piece. By arranging the lifting mechanism and the overturning part which are connected with each other, after the lifting mechanism stops ascending, the overturning part overturns the part and faces the gate of the part taking and placing device, an operator is prevented from stooping to enter the part taking and placing device to take the part, and the working efficiency of the operator is improved conveniently.

The utility model relates to the technical field of constructional engineering machinery production, in particular to constructional engineering machinery production clamping equipment which mainly comprises a clamping machining table, a supporting frame is arranged on the outer side of the bottom end of the clamping machining table, and a power assembly is arranged in the middle of the inner side of the clamping machining table. Moving grooves are formed in the top ends of the front wall and the rear wall of the clamping machining table, the spiral adjusting assembly is arranged in the middle of the inner side of the clamping machining table, and moving adjusting assemblies are arranged at the left end and the right end of the outer side of the spiral adjusting assembly. According to the clamping equipment for building engineering machinery production, the top end limiting assembly is rotationally adjusted at the top end of the movable adjusting assembly, the clamping plate on the inner side is limited and fixed, the clamping plate can be replaced and adjusted according to the shape of a machined part, and the applicability is improved; the inserting limiting assembly at the bottom end is inserted into the supporting rotating assembly in a telescopic mode to limit rotation of the supporting rotating assembly, the position of the bottom end can be stably adjusted, and the clamping direction can be conveniently adjusted.

This application belongs to the technical field of leakage detection devices, and discloses a leakage detection device for a charging pile, which includes a leakage current transformer body. There are two wiring slots provided on the housing of the leakage current transformer body, and wiring terminals are embedded in both of the two wiring slots. A pressing mechanism for pressing the neutral line and the live line electrically connected to the charging pile onto the two wiring terminals respectively is provided on the housing of the leakage current transformer body. The pressing mechanism includes a pressing component and a power component. The pressing component includes a fixing plate fixed on the housing of the leakage current transformer body, a connecting rod penetrating through the fixing plate and rotatably connected to the fixing plate, a baffle fixed to one end of the connecting rod and used to block the two wiring slots, and a pressing block fixed on the side wall of one side of the baffle and used to press the neutral line or the live line. The power component is used to drive the connecting rod to rotate. This application changes the way of using wiring bolts to fix the neutral line and the live line, and avoids the situation that the connection of the neutral line and the live line is affected due to the slipping of the wiring bolts.

The present invention discloses a water switch opening device for a deceleration clutch of a water-saving washing machine, relates to the technical field of water-saving washing machines, and overcomes the defects of poor sealing effect and short service life of existing devices. The present invention comprises a mounting plate, and also comprises a hinge plate, a shift fork rod, a reset spring and a linear shaft fixedly mounted on the deceleration clutch mounting plate. The shift fork rod is rotatably mounted on the hinge plate through a rotating shaft, a reset spring is provided between one end of the shift fork rod and the mounting plate, and is connected to an external power component through a pull rope, and the other end is connected to the linear shaft. The product of the present invention arranges a water switch opening device on the deceleration clutch, and before dehydration, the power component installed on the washing machine drives the opening component to push up the water sealing component, quickly discharges the washing water in the inner drum, and then closes the water sealing component for dehydration. The operation is simple and convenient, and the effect is good.

The utility model belongs to the technical field of glass bead processing, and particularly relates to a processing device of wear-resistant glass beads for sand blasting, which comprises a heating tank, a discharging pipe communicated with the bottom of the outer side of a heating pipe, a power component comprising a driving motor connected to the top of a support, a driving gear connected to the output end of the driving motor, and a shaft rod connected to the bottom of the driving gear. The shaft rod extends into the heating tank, the outer side of the shaft rod is connected with a plurality of groups of stirring blades and a heat conduction part and synchronously acts along with the power part, heat in the heating tank is conducted to the discharging pipe, the driving motor drives the driving gear to rotate, and then the stirring part composed of the shaft rod and the stirring blades is driven to rotate to stir materials in the heating tank, so that it is guaranteed that the materials are evenly heated; in the stirring process, the driven gear synchronously rotates along with the driving gear, heat in the heating tank is supplied to the discharging pipe through the air outlet pipe, the internal temperature of the discharging pipe is guaranteed, and the situation that the discharging pipe is blocked due to cooling of materials in the discharging process can be effectively prevented.

The utility model discloses a liquid cooling ACDC power module, comprising a substrate, one side of the substrate is provided with a plurality of power components, the outer sides of the plurality of power components are slidably sleeved with a liquid cooling plate, the interior of the liquid cooling plate is provided with a circulating liquid cooling cavity, the two ends of the liquid cooling plate are longitudinally inserted with longitudinal supports through screws, and the lower ends of the longitudinal supports are provided with lower supports. A plurality of power components are slidably sleeved with a liquid cooling plate, a circulating liquid cooling cavity is formed in the liquid cooling plate, two transverse supports and an installation clamping block are transversely inserted in a sliding groove in the lower support, a lead screw is rotationally arranged in the middle in the sliding groove, and one ends of the two transverse supports are both in threaded connection with the lead screw. When cooling liquid is circularly conveyed into the circulating liquid cooling cavity, water cooling heat dissipation treatment can be performed on the exteriors of the power components, the heat dissipation effect is good, the liquid cooling plate covers the exteriors of the power components, certain anti-collision protection treatment can be formed, and meanwhile, the stability of the power components installed on the substrate can be improved.

The utility model relates to the technical field of three-section switches, and discloses a three-section automatic change-over switch mechanism, which comprises a power assembly shell and a shell movably arranged on one side of the power assembly shell. A connecting plate is fixedly installed on the side face of the power assembly shell, and a connecting piece is movably installed on one side of the connecting plate. The connecting plate moves upwards by moving the power assembly shell upwards, the L-shaped plate is driven to move upwards when the connecting plate moves upwards, the top plate is driven to move upwards when the L-shaped plate moves upwards, and the power assembly shell can be taken down when the top of the second limiting rod makes contact with the top of the inner side of the first limiting rod. Compared with a traditional device, the device fixes the position of the L-shaped plate through cooperation between the second spring and the top plate, meanwhile, the installation difficulty is reduced, and the installation convenience is improved.

The utility model relates to the technical field of electrical engineering, in particular to a line winding device for electrical engineering, which comprises a bearing plate, and one side of the top end of the bearing plate is fixedly connected with two supporting plates. Through the arrangement of the first power assembly, the cleaning assembly, the electric sliding block and the electric sliding rail, a cable can penetrate through the cleaning cylinder to be wound on the winding and unwinding column in the using process, and then a first servo motor and the electric sliding rail in the first fixing frame are started in sequence through an external power source; a first transmission rod on a first servo motor drives a first gear on a connecting column to rotate, so that a second gear drives a cleaning cylinder to rotate, and stains on the surface of the cable are cleaned by using an elastic cleaning brush in the cleaning cylinder; and then in the winding process, the position of the protection shell can be adjusted according to the winding condition of the cable on the winding and unwinding column through cooperation of an electric sliding rail and an electric sliding block, so that the cable is wound on the winding and unwinding column in order, and the effect of improving the winding quality is achieved.

The invention discloses a tea garden operation robot leg adjusting and locking component, and relates to the technical field of robot leg height adjusting.The tea garden operation robot leg adjusting and locking component comprises a connecting frame, and a rod body is arranged in the connecting frame in a sliding mode; the two grooves are formed in the two side walls of the rod body; and the locking assembly is arranged on the inner wall of the connecting frame. When the ground clearance of the rod body is adjusted, the control assembly drives the locking assembly and the adjusting assembly to change states at the same time, that is, limitation of the rod body and the connecting frame is relieved, and the meshing state of the adjusting assembly and the two rack plates is changed, so that when limitation is relieved, through the effect of the adjusting assembly, the rod body can be locked. The rod body is driven to slide along the connecting frame, during locking, the limiting assembly limits the state of the connecting frame and the rod body, and at the moment, the adjusting assembly does not make contact with the two rack plates, so that a power component of the adjusting assembly is prevented from being affected in the non-working state, and then the precision of the power component of the adjusting assembly is guaranteed.

The application discloses a kind of energy-heat integrated systems of multiple power source electric drive and its collaborative intelligent control method, energy-heat integrated system includes range extender loop, electric drive electric control loop, battery loop, heating and heating loop, air conditioning cooling and heat exchange loop and eight-way valve;Collaborative intelligent control method is: according to the importance of each power component selects thermal evaluation index, subjective evaluation and objective evaluation respectively through engineering experience, sample data determine the weight of each thermal evaluation index, after twice weighting, the comprehensive weight of each index is determined, and a thermal evaluation function is established;Combining thermal evaluation function and the energy consumption of each working component, the fuel economy and the working state of each component are comprehensively considered, and a target optimization function is established;Then, according to sample data and physical model, predictive modeling is carried out, model predictive control is used, and the optimal control amount when the target optimization function is minimized is solved, so that the tractor can reach the highest energy utilization and the best overall working performance.

The present disclosure relates to the field of power supply and an uninterruptible power supply is disclosed. The uninterruptible power supply includes a first power board, a liquid cooling plate, a second power board, a first set of power devices arranged on the first power board, and a second set of power devices arranged on the second power board; the liquid cooling plate is stacked between the first power board and the second power board, and is configured to dissipate heat from the first set of power devices and the second set of power devices; the liquid cooling plate comprises an inlet, an outlet, and a cooling passage communicating the inlet and the outlet, and the cooling passage is configured to accommodate a coolant; and the first set of power devices and / or the second set of power devices includes a temperature-sensitive component and multiple power components, and the multiple power components are located in front of the temperature-sensitive component along a flow direction of the coolant in the cooling passage. In the present disclosure, heat dissipation for the temperature-sensitive component with higher temperature sensitivity is prioritized to ensure a service life of the uninterruptible power supply, and then heat dissipation of other power components is performed, so that liquid cooling for all power components is suitably considered.

The utility model relates to the field of hydraulic engineering, and discloses a cyclone desilting device with efficient separation, which comprises an equipment base, a support frame is fixedly connected to the top end of the equipment base, a desilting tank is fixedly connected to the inner side of the support frame, a power component is fixedly connected to the bottom end of the desilting tank, and a rotating shaft is fixedly connected to the top end of the power component. An auger is fixedly connected to the periphery of the rotating shaft, a conveying bin is rotatably connected to the periphery of the auger, a conveying inlet is formed in the bottom end of the conveying bin, a rotating chassis is fixedly connected to the periphery of the rotating shaft, stirring blades are fixedly connected to the top end of the rotating chassis, and a feeding valve is arranged at the top end of the desilting tank. The stirring blades, the rotating bottom plate and the auger are arranged, the rotating motor is started, the stirring blades and the auger can be driven to rotate at the same time, sediment at the bottom is discharged while hydrocyclone is generated to separate water from the sediment, and therefore a sewage pump does not need to be additionally arranged, and cost is low.

The present invention relates to the technical field of air pumps, and specifically to an air pump based on pressure feedback self-regulation and a pressure feedback self-regulation method, comprising: an outer shell, a pump cylinder body is arranged in the outer shell, a first inner cylinder and a second inner cylinder are arranged in the pump cylinder body, the inner diameter of the first inner cylinder is larger than the inner diameter of the second inner cylinder; a piston plate group, which is sealingly and slidably arranged in the pump cylinder body, and a power component installed in the outer shell can drive the piston plate group to reciprocate in the first inner cylinder or the second inner cylinder; a pressure measuring structure, which is connected to an air supply pipe arranged on the pump cylinder body, and a trigger part is arranged on the pressure measuring structure; a switching component, which connects the power component and the pump cylinder body, and when the pressure in the air supply pipe reaches a predetermined value, the trigger part cooperates with the switching component to enable the pump cylinder body to move relative to the power component, and the piston plate group to reciprocate in the second inner cylinder, so as to autonomously adjust the inflation speed and improve the control accuracy during the inflation process.

The utility model relates to the technical field of activated carbon screening, and discloses an activated carbon screening mechanism which comprises a base, elastic assemblies are arranged on the top of the base, and a screening box is fixedly connected to the top ends of the elastic assemblies. A shape plate is fixedly mounted at the top of the base, a box body is fixedly mounted at the top of the shape plate in a penetrating manner, a discharging box is fixedly mounted at the bottom of the box body, a rectangular block is slidably connected to the interior of the discharging box, a connecting rod is fixedly mounted on one side of the rectangular block, and one end of the connecting rod penetrates through the discharging box and is fixedly connected with a hollow plate; a power assembly is arranged on the inner wall of the top of the shaped plate and makes contact with the hollow plate, the power assembly, the hollow plate, a connecting rod and a rectangular block are arranged, the power assembly drives the hollow plate to move in a reciprocating mode, the hollow plate drives the rectangular block to move in a reciprocating mode through the connecting rod, and activated carbon is intermittently added into the screening box; therefore, activated carbon on the screening plate can be screened out smoothly, blocking is avoided, and the screening efficiency is ensured.

The present invention discloses a monitoring type enclosure structure for construction engineering, which relates to the technical field of construction engineering. The present invention includes a plurality of fixed components and a plurality of baffles, and the fixed components and the baffles are spaced apart. The fixed components include a seat body 1, an outer tube body, a seat body 2 filter part and a power component. The seat body 1 and the seat body 2 are connected through the outer tube body, and one end of the filter part extends through the seat body 1 to the inside of the outer tube body. The power component is installed inside the seat body 2, wherein the outer tube body is penetrated by a plurality of strip grooves 1, and the filter part is provided with a filter hole on a section inside the outer tube body, and the rotating part of the power component is located inside the filter part. The air around the outer tube body of the present invention enters the inside of the outer tube body through the strip groove 1, and enters the inside of the inner tube body through the filter hole provided on the inner tube body. The dust in the air is filtered through the provided filter hole, so as to achieve the effect of dust removal of the air around the outer tube body, and effectively prevent the dust on the construction site from spreading to the outside.

The utility model belongs to the technical field of folding beds, and particularly relates to a self-locking type folding bed which comprises a first supporting plate and a second supporting plate and further comprises two fixing plates, the two fixing plates are fixedly installed at the bottom of the first supporting plate and the bottom of the second supporting plate respectively, and the second supporting plate is rotationally connected with the first supporting plate. Sliding plates are arranged at the bottoms of the two fixed plates; the sliding groove is formed in the first supporting plate, a first limiting strip and a second limiting strip are installed in the sliding groove in a sliding mode, and the first limiting strip and the second limiting strip are both matched with the second supporting plate in an inserted connection mode; the two power assemblies are located in the two fixing plates correspondingly and used for driving the two sliding plates to slide correspondingly. The driving assembly is located in the first supporting plate; operation is easy and convenient, the fixing effect is good, the whole device cannot be loosened after being fixed and in use, meanwhile, the height of the whole device can be adjusted, and people of different heights can use the device conveniently.