47results about How to "Up and down height adjustment" patented technology

The invention discloses an external pipeline paving device of large-scale air purifying equipment. The device comprises a fixing cover, horizontal positioning frames and a vertical positioning frame;the vertical positioning frame comprises a U-shaped bottom plate, transverse sliding rods and supporting brackets, the front end and the rear end of the transverse sliding rods are provided with firstthreaded sections and second threaded sections, and the thread directions of the first thread sections and the second thread sections are opposite, and the first threaded sections and the second threaded sections are provided with supporting brackets. According to the device, the external pipeline is integrally supported and fixed through the paving device, so that the overall stability of the pipeline is ensured, then the paving device and the equipment are connected and fixed, the operation difficulty of directly paving the pipeline on the surface of the equipment is reduced, and the pipeline and the inner pipeline in the equipment can be conveniently connected and fixed, and the tight performance after the pipeline is in butt joint is improved, and the multiple parts of the pipeline can be simultaneously supported and positioned through the paving device, the structure stability of the external pipeline is effectively ensured, and the effects of damping and noise reducing are achieved.

The invention discloses a novel automatic marking device. The novel automatic marking device comprises a printer body fixedly connected with a hydraulic rod of a hydraulic device and a working platform arranged under the printer body and used for containing a paperboard. The printer body is provided with a sliding cavity extending front and back, wherein an opening of the sliding cavity is downward. A sliding frame is arranged in the sliding cavity in a manner of being capable of sliding backwards. A telescopic groove with a downward opening is formed in the inner bottom of the sliding frame.A telescopic plate is arranged in the telescopic groove in a manner of being capable of sliding up and down. A punching rod is fixedly arranged at the bottom of the telescopic plate through a fastener. A printing mark head is fixedly arranged at the bottom of the punching rod. A rotating groove communicating with the telescopic groove is formed in the position, located above the telescopic groove,in the sliding frame. A rotating shaft is arranged in the rotating groove in a manner of transversely extending. Rolling grooves are symmetrically formed in the inner walls of the left side and the right side of the sliding cavity.

The invention discloses an eggplant seed beating device for agriculture. The device comprises a base, supporting racks are arranged on the two sides of the upper end of the base, and fixing plates arearranged at the tops of the supporting racks; a driving motor is arranged at the upper end of the fixing plate on the right side, a driving shaft is arranged at the left end of the driving motor, anda speed reducer is arranged at the left end of the driving shaft; a rotation shaft is connected to the left end of the speed reducer, rotation cams are arranged in the middle of the rotation shaft, and fixing cavities are formed in the upper ends of the inner sides of the supporting racks; buffer springs are arranged at the bottoms in the fixing cavities, a lifting plate is arranged at the upperends of the buffer springs, a seed beating column is arranged in the middle of the lower end of the lifting plate, and a seed beating hammer is arranged at the lower end of the seed beating column. According to the eggplant seed beating device for the agriculture, up-down reciprocating motion of the seed beating hammer is achieved, then, the seed beating effect on eggplants is achieved, and the working intensity is greatly lowered; meanwhile, through mutual cooperation of the arranged fixing cavities and supporting racks, the up-down height of the lifting plate is adjusted, the requirement ofseed beating of the eggplants is met, and the practicability is high.

Provided is a novel fire discharging and heating device for photovoltaic glass production. The fire discharging and heating device is mainly composed of a fire discharging and heating gun, suspension devices and supports. The fire discharging and heating gun comprises connecting rods, burners and chain connecting pieces. Each suspension device comprises a suspension chain and a special crossbeam. Each support comprises a movable pedestal, a fixed rod, a movable rod, a first locking top thread, a clamping device and a second locking top thread. When the fire discharging and heating gun is used, the fire discharging and heating gun is placed to an appropriate height downward vertically through the suspension chains. When the supports are used, the supports are arranged under the connecting rods of the fire discharging and heating gun, and one support is arranged on the left and one support is arranged on the right. The connecting rods of the fire discharging and heating gun are fixed in U-shaped slots of the U-shaped clamping devices of the supports. the height of the fire discharging and heating gun is adjusted up and down through telescopic movement of the movable rods in the fixed rods. The burners of the fire discharging and heating gun are subjected to any angular adjustment through the U-shaped clamping devices of the supports, and the uniformity of flame intensity can be raised. Rapid erection and remove of the fire discharging and heating device are achieved, and the fire discharging and heating device has advantages of simple structure, convenient usage and good effects.

The invention discloses a movable wind generation system for a wave model test, and belongs to the technical field of port engineering model tests. The movable wind generation system comprises a fan body (9), a movable truss (1), an intelligent controller (2) and a driving assembly (8); the movable truss (1) comprises pulleys (14) and can freely move in a test harbor basin; the intelligent controller (2) is in network connection with a server, converts wind speed signals into corresponding execution signals and sequentially transmits the execution signals to the driving assembly (8); the driving assembly (8) is arranged to generate frequency-conversion speed-regulation signals; and the wind generation system further comprises a lifting system (3), so that the fan body (9) and a wind restraining barrel (5) can be lifted to locate the height, and the movable wind generation system for the wave model test in the harbor basin can move in the harbor basin, is easy and intelligent to use and can adjust the wind generating height.

The invention relates to the technical field of physical education instruments, and discloses a multifunctional combined instrument for physical education practice. The instrument includes a fixed bottom plate, a sliding groove is formed in the middle of the upper end of the fixed bottom plate. A sliding plate is slidably arranged in the sliding groove. A fixed cylinder is mounted at the upper endof sliding plate, the top of the fixed cylinder is connected with a lifting cylinder through fixed springs; a driving cylinder is mounted at the top of the lifting cylinder; a driving lead screw is mounted in the driving cylinder; a lifting block is mounted in the middle of the driving screw through a thread structure; stretching rods are hinged to the two ends of the lifting block, rollers are installed at the top ends of the stretching rods and slidably arranged in rolling grooves below rotating plates hinged to the two ends of a fixed block, the fixed block is fixed to the top end of the driving cylinder, a balance plate is installed between the top ends of the rotating plates, and a supporting frame is installed on the right side of the upper end of the fixed bottom plate, and a traction frame is arranged on the upper end of the supporting frame. According to the instrument, the adjustment of the vertical height of the balance plate is ensured, the requirements of sit-ups with different heights and bends are met, and the functionality of the instrument is further improved.

The invention discloses an inclined type cement rotary kiln drive device comprising a rotary kiln body. A base is arranged below the rotary kiln body. A supporting plate is arranged on the upper surface of the base. The outer wall of the rotary kiln body is fixedly connected with a toothed disc in a sleeving manner. A drive mechanism is arranged below the toothed disc. According to the inclined type cement rotary kiln drive device, by means of cooperation of the rotary kiln body, the base, the supporting plate, the toothed disc and the drive mechanism, an operator can apply force on a rotary knob to make a threaded rod rotate, the left-right position of an I-shaped plate can be regulated, then the transmission ratio of a first conical toothed column to a second conical toothed column can then be regulated, then regulation of the drive rotating speed can be achieved, and there is no need to use servo motors and multiple control devices; and a speed regulation structure is a pure mechanical structure, and therefore the manufacture cost of transmission parts can be obviously reduced, enterprise expenses can be saved and application and popularization are facilitated.

The invention discloses an efficient convenient grinding device. The device comprises a rack, a through connection base and a screw rod; a fixing plate is fixed to the rack, a protection cover is arranged on the edge of the fixing plate, a grinding wheel is arranged above the fixing plate, and is fixed to an output shaft of a motor, the motor is arranged on the rack, one side of the through connection base is in rotation connection with one end of a rotating shaft, the other end of the rotating shaft is connected to the top of a supporting arm, the supporting arm is fixed to the rack, the other side of the through connection base is fixedly provided with a connection base, and a casing rod is fixed to the bottom of the connection base; the screw rod is in threaded connection with the connection base, the bottom end of the screw rod stretches into the interior of the casing rod, the bottom end of the screw rod is connected to the top end of a top rod through a guide rod, and a clampingbase is arranged at the bottom end of the top rod. The grinding angle and the grinding thickness of a workpiece can be adjusted, the grinding effect is uniform, and different needs of workpiece machining can be met.

The invention discloses a full-automatic hooped reinforcement material collector. The full-automatic hooped reinforcement material collector comprises a rack, wherein a hooped reinforcement collectionpart and a rotating transmission assembly are arranged on the rack; the rotating transmission assembly consists of a central shaft, a rotating motor, a motor gear and a central shaft gear; the hoopedreinforcement collection part consists of material collecting rods and a circular disc type material collecting rod fixed frame. The full-automatic hooped reinforcement material collector also comprises a base which consists of ground guide rails, ground moving roller wheels and a bearing base and also comprises an independent movable trolley which consists of rollover preventing devices, trolleyguide rails and an air cylinder. According to the full-automatic hooped reinforcement material collector disclosed by the invention, through arrangement of structures such as the base, the independent movable trolley and the detachable material collecting rods, relative positions of the material collecting rods and hooped reinforcements can be adjusted at random, and the position of the materialcollector can be accurately positioned; and moreover, the full-automatic hooped reinforcement material collector has the advantages of simpleness in operation, simpleness and easiness for maintenanceand high practicability, and can be widely applied to the field of assembly type construction industry.

The invention discloses a suspension bracket for cooked food product production in the technical field of food production. The suspension bracket comprising a base, wherein support legs are fixedly connected to the middle of the upper surface of the base, a shaft seat is fixedly connected to the upper ends of the support legs, a turntable is movably connected to the upper end of the shaft seat, and a driving motor is fixedly connected to the lower end of the shaft seat and is fixedly connected with the turntable; a lifting rod is fixedly connected to the upper end of the turntable, a rotary shaft is fixedly connected to the upper end of the lifting rod, cross arms are fixedly connected to the upper surface of the rotary shaft in a vertically symmetrical manner, a hanging rod is fixedly connected to one end away from the rotary shaft, of each cross arm, hooks are fixedly connected to the lower ends of the hanging rods in an array manner, and a reinforcing rod is fixedly connected to themiddle of each cross arm; and a solar panel is fixedly connected to the upper end of the rotary shaft. The cooked food product suspension bracket for cooked food product production is simple in structure, easy and convenient to operate, more convenient to move, falling cooked food products can be contained, the vertical height of the hooks can be adjusted, and convenience is provided for people.

The invention discloses an installation fixture of hard disc circuit board, and belongs to the technical field of installation of the hard disc circuit board. The installation fixture comprises a boxbody, wherein a transverse plate is arranged in the box body, a circuit board fixture is arranged on the transverse plate and comprises a driving rod, a connection rod and a vertical rod, the drivingrod vertically penetrates through a middle part of the transverse plate, the driving rod is connected with the transverse plate, a left side and a right side of an upper part of the driving rod both are connected with the connection rod, a lower part of the connection rod is connected with the vertical rod, and a lower part of the vertical rod is connected with an auxiliary fixture. By the installation fixture, the installation efficiency of the circuit board can be improved, the installation accuracy of the circuit board is improved, and the development requirement of current machinery is met.

The invention provides a chemical fertilizer packaging auxiliary device for a new generation of agricultural information technology. The chemical fertilizer packaging auxiliary device comprises a fixing box, a quantifying barrel and a loading and unloading table. A feeding bin is arranged at the upper end of the fixing box, and the fixing box is fixedly connected with a fixing frame. A dischargingpipe is arranged at the lower end of the fixing box, and a penetrating groove is formed in the upper end of the discharging pipe. The quantifying barrel is rotationally connected to the interior of the fixing box, the outer wall of the quantifying barrel is attached to the inner wall of the fixing box, and a driving device is arranged on the outer side of the fixing box. An automatic sealing device is arranged on the left side of the loading and unloading table, and a conveying belt is arranged on the left side of the automatic sealing device. According to the chemical fertilizer packaging auxiliary device, a sliding plate is clamped in a sliding groove in a side plate of an outer box in a sliding manner, a supporting frame on the sliding plate can move up and down through rotation of a threaded rod, and the up-down height of a supporting plate is adjusted; and meanwhile, four sets of fixing sleeves are arranged on the upper surface of the sliding plate, two sets of vertical rods at the lower end of the supporting frame are embedded in the fixing sleeves, the two sets of vertical rods can be protected, and therefore, the service life of the supporting frame is prolonged.