84results about How to "Convenient ascent" patented technology

The anti-locking structure comprises a stop valve body, the top of the stop valve body is fixedly connected with an execution electric cylinder and a suction air cylinder, the execution electric cylinder drives a driving plate to telescopically slide in a cavity channel in the top of the stop valve body, and the driving plate is movably connected with a rotating assembly through a pressure-bearing bearing; a transmission mechanism is arranged in the rotating assembly and drives the sealing valve plate to swing below the rotating assembly through a contraction mechanism. The multiple sets of sealing valve plates are distributed in an annular array mode relative to the axis of the rotating assembly. A cleaning cavity assembly is further arranged in the stop valve body, the cleaning cavity assembly and the rotating assembly are coaxial, the valve plate can be effectively opened to a certain degree firstly, fluid pressure can be effectively relieved, then the operation of opening and closing the valve port in a rotary mode is achieved, and the problem that the valve plate cannot be normally opened and closed due to too large stress is effectively prevented.

The invention provides anti-scattering water-guided laser cutting fluid as well as a preparation method and application thereof. The anti-scattering water-guided laser cutting fluid comprises the following components in parts by weight: 0.1-1 part of an anti-scattering agent; 0.01 to 0.1 part of a foam discharging agent; 1-5 parts of a refractive index regulator; and 80-99 parts of ultrapure water. The anti-scattering agent is a polymer; the foam removing agent is one or more of hydroxymethyl cellulose, hydroxy propyl cellulose, sodium lignin sulfonate, potassium lignin sulfonate and naphthalene sulfonic acid formaldehyde condensate sodium salt; the refractive index regulator is an iodine-containing compound and / or a fluorine-containing compound. According to the anti-scattering water-guided laser cutting fluid, light beam scattering and energy loss in the water-guided laser cutting process can be remarkably reduced, and the cutting precision and efficiency are improved. The anti-scattering water-guided laser cutting fluid has very good application prospects and large-scale industrial popularization potential in the field of water-guided laser cutting.

The invention relates to the technical field of blast furnace tiled material layers, and particularly discloses a material distribution method for a blast furnace tiled material layer, which comprises the following steps: dividing furnace charge into large, medium and small particles according to particle diameters, filtering through different pore sieves, then distributing to a blast furnace through a material distribution chute according to a particle size sequence, and dividing a blast furnace material distribution layer into a plurality of areas, a laser radar is used for scanning to obtain sub-region height and wrinkle area information, a height difference value ratio mean value and a cloth wrinkle area ratio are calculated to obtain a cloth flatness coefficient, the cloth flatness coefficient is compared with a threshold value to generate a flatness analysis signal, the cloth flatness coefficient is monitored accordingly, a time-cloth flatness coefficient change curve is drawn, and a material layer fluctuation ratio is calculated. And if the fluctuation ratio of the material layer exceeds a threshold value, generating a tiling analysis signal, and finally, calculating the adjustment value of the rotation angle of the material distribution chute based on the signal and related parameters, so as to monitor and adjust the material distribution condition of the blast furnace, effectively improve the material distribution uniformity and stability of the blast furnace and guarantee stable production of the blast furnace.

The invention relates to the technical field of wastewater treatment and ash conveying equipment, in particular to ash conveying equipment based on a spray drying tower wastewater evaporation treatment technology. The machine body is provided with a mounting rod, the mounting rod is provided with a water outlet pipe, the water outlet pipe is provided with a plurality of branch pipes, the branch pipes are provided with mist nozzles, the machine body is provided with a reciprocating screw rod, the rotating cylinder is provided with rotating blades, and the reciprocating screw rod is sleeved with a sliding plate in a threaded mode. Flue gas can be pretreated before entering the bag-type dust remover, water is sprayed out from the mist spray head in a mist shape by utilizing the cooperation of the high passing speed of the flue gas when the flue gas is introduced into the gas inlet channel and the rotating blades, fine metal particle dust in the flue gas can sink by the sprayed water, and the effect of filtering the particle dust in the machine body is achieved; and the phenomenon that a filter bag is damaged when the flue gas is directly introduced into the bag-type dust collector due to a large amount of metal particle dust in the flue gas is avoided.

The utility model relates to the technical field of antenna signal receiving, and discloses an adjustable antenna lifting rod which comprises a sleeve, a lifting column is arranged in the sleeve in a sliding mode, a plurality of tooth grooves are formed in the front end face of the lifting column, a lifting motor is fixedly arranged on one side of the top of the sleeve, and bearings are fixedly arranged on the two sides of the top of the front end face of the sleeve. According to the utility model, the lifting column is inserted in the sleeve, the gear in the middle of the two bearings is engaged with the tooth groove at the front end of the lifting column, and the lifting motor is controlled to work forwards and backwards to drive the gear to rotate, so that the lifting column ascends or descends, and the top antenna can be conveniently driven to adjust the height; a user can adjust the height of the antenna according to actual requirements, so that the communication quality and the coverage range are optimized, the situation that signals are shielded in some terrain environments is avoided, and the integrity of the signals is ensured.

The utility model discloses a fire hydrant cabinet mounting device which comprises a first mounting plate, a lifting assembly is arranged on the surface of the first mounting plate, a mounting assembly is arranged on the surface of the lifting assembly, a fire hydrant cabinet is arranged on the surface of the mounting assembly, and the mounting assembly is used for mounting and dismounting the fire hydrant cabinet. Through the design of the first mounting plate, the lifting assembly, the fire hydrant box and the mounting assembly, during use, the mounting assembly is lowered to the lowest end of the first mounting plate through the lifting assembly, then the fire hydrant box is mounted in the mounting assembly, and after mounting is completed, the fire hydrant box is mounted in the mounting assembly through the lifting assembly. And the lifting assembly is started again to drive the mounting assembly and the fire hydrant box to move upwards to complete mounting, and the effect that the fire hydrant box can be rapidly disassembled and assembled is achieved.

The utility model discloses a lap former for spinning, which belongs to the technical field of spinning lap and comprises a support frame, a rotating component is arranged on the surface of the support frame and comprises a first rotating shaft, two connecting discs, a first gear, a motor seat, a first motor and a second gear, and a plurality of fixing components are arranged on the surfaces of the two connecting discs. Each fixing assembly comprises a groove, a second rotating shaft, a pressing ring, a plurality of balls and a lock catch, winding drums are in lap joint with the inner walls of the grooves, by arranging the fixing assemblies, the multiple winding drums can be conveniently fixed to the surfaces of the two connecting discs at the same time, under the action of the balls, the winding drums can be conveniently rotated, and therefore winding and dismounting work can be conducted at the same time; and by arranging the rotating assembly, under the meshing relation of the first gear and the second gear, the first rotating shaft and the two connecting discs are driven to rotate, so that the multiple winding drums are conveniently driven to rotate, and the positions are conveniently changed.

The utility model provides a metal watchband cleaning device, and belongs to the technical field of metal watchband cleaning. The metal watchband cleaning device comprises an ultrasonic cleaning assembly, a draining basket is arranged in the ultrasonic cleaning assembly, the ultrasonic cleaning assembly comprises a cleaning tank, water removal assemblies are arranged on the two sides of the cleaning tank, each water removal assembly comprises an air inlet cover, and a driving motor is fixedly installed in each air inlet cover; an impeller is fixedly installed at the output end of the driving motor, an air guide shell is fixedly installed at the top end of the air inlet cover, an air outlet is formed in the side face of the top end of the air guide shell, and the end, away from the air guide shell, of the air outlet inclines downwards. And the practical value is high.

The utility model relates to the technical field of rice noodle processing, and particularly discloses a rice noodle extrusion forming disc which comprises a discharging pipeline, a first mounting block is fixedly connected to the lower surface of the discharging pipeline, a forming disc body is arranged below the discharging pipeline, and a second mounting block is fixedly connected to the upper surface of the forming disc body. A positioning clamping block is fixedly connected to the upper surface of the second mounting block, a limiting open groove is formed in the lower surface of the first mounting block, a positioning cylinder is fixedly connected to the side surface of the first mounting block, and a supporting baffle is mounted on the outer surface of the positioning cylinder. The rice noodle extrusion forming disc is provided with a positioning clamping block and a limiting open groove, when the device works, a second mounting block is in butt joint with a first mounting block, so that the positioning clamping block is inserted into the limiting open groove, and then the second mounting block is rotated to drive the positioning clamping block and a T-shaped positioning clamping block to move in the limiting open groove so as to be clamped; the second mounting block and the first mounting block are prevented from loosening and separating.

The utility model discloses a novel cargo transportation stair-climbing vehicle, relates to the technical field of cargo transportation, and solves the problems that when a stair-climbing vehicle transports cargoes and the cargoes are placed on a placing plate, no device capable of fixing the positions of the cargoes exists, and when the cargoes are transported by climbing stairs, the cargoes are easy to fall off through the two sides or the bottom, so that the cargoes are inconvenient to transport. The problems that even if goods are fixed through binding ropes, due to the fact that the side walls of the binding ropes cannot be attached to the four faces of the goods, the goods can move, the positions of the goods are likely to deviate, the goods fall off, and the use safety of the goods is reduced are solved. A supporting seat is fixedly installed at the bottom of the supporting plate, through cooperation between the arranged supporting column and the clamping plate, goods placed on the goods placing plate can be conveniently clamped and fastened, the side wall of the goods is attached to the side wall of the supporting column, and the situation that during transportation, the goods are not clamped tightly, and consequently displacement is caused can be avoided.

The invention discloses a feeding device for constructional engineering and an operation method of the feeding device, and relates to the technical field of feeding devices for constructional engineering, the feeding device comprises a feeding assembly, the feeding assembly comprises a supporting frame, a transmission belt is arranged on the inner side of the supporting frame, and a six-edge shaft is fixedly connected to the outer wall of one end of the transmission belt; the upper end, close to the driven gear, of the supporting frame is fixedly connected with an upper sliding groove. Wherein a feeding frame is arranged on one side of the six-edge shaft, a positioning groove is formed in one side of the feeding frame, and a lifting frame is arranged on one side of the positioning groove; wherein a wedging groove is formed in the middle of the lower end of the stable frame, a guide roller is arranged on one side of the wedging groove, the wedging groove is clamped with the six-edge shaft conveniently, a positioning groove is clamped with a movable rolling wheel, the stability of the feeding frame and the storage trolley during feeding is improved, and when the feeding frame moves to the highest position and the lowest position of a transmission belt, the conveying belt can be driven by the guide roller to rotate. And the storage trolley can be conveniently and rapidly taken out of and placed in the feeding frame, and the purpose of improving the concrete feeding efficiency is achieved.

An adjustable support of big data integration equipment comprises an upper supporting seat, a lower supporting seat, the big data integration equipment, an integration equipment positioning claw, a positioning claw bearing sliding table, a bidirectional screw rod, a bearing table adjusting screw rod, an inclined supporting rod, a rotating supporting block, a driving worm and a screw rod driving motor. The supporting legs are distributed at the four corners of the lower supporting seat, a supporting table connecting groove is formed in the middle of the lower supporting seat and rotationally connected with the rotating supporting block, a lower driven worm gear is arranged at the bottom of the rotating supporting block, and a worm connecting table is arranged at the bottom of the lower supporting seat and located on the side face of the supporting table connecting groove. The driving worm is rotationally connected with the worm connecting table and meshed with the lower driven worm gear, and a motor mounting table is arranged at the bottom of the lower supporting base and located on the side face of the worm connecting table.

This utility model discloses a magnetic template quick-change device, which relates to the technical field of template changing devices. It includes a fixing component, a template component at the top of the fixing component, the template component comprising a module, a second permanent magnet block fixedly installed at the bottom of the module, and locking grooves at both ends of the module. The fixing component includes a housing, a lifting cavity inside the housing, a partition fixedly installed in the middle of the lifting cavity, a lifting plate slidably connected inside the lifting cavity, a first permanent magnet block fixedly installed at the top of the lifting plate, wedges fixedly installed at both ends of the lifting plate, and limit grooves inside both ends of the housing. Locking blocks are slidably connected inside the limit grooves, with one end of the locking block located inside the locking groove, and a wedge groove at the bottom of the locking block. This utility model can stably fix the template component when power is off, preventing loosening and detachment, and has high practical value.

The agricultural product filtering device comprises a machine box, the machine box sequentially comprises a density sorting system and a mass sorting system from top to bottom, a first feeding opening is formed in the position, close to the side wall, of the top of the machine box, and a plurality of heavy material outlets are formed in the bottom of the machine box; the density sorting system comprises a reservoir, the reservoir is communicated with the bottom of the first feeding port, the side wall of the side, close to the first feeding port, of the machine box is communicated with a water inlet pipe, a floating material treatment system is arranged on the side, close to the floating material outlet, of the inner wall of the machine box, and a water baffle is arranged at the joint of the mass sorting system and the reservoir; the second feeding port is located in the other side of the water baffle, and the bottom of the second feeding port is connected with a spiral groove. The device is simple and easy to operate, different agricultural products are filtered through the density sorting system and the quality sorting system, and the filtering efficiency of the device is improved.

The present invention relates to the field of DC resistance measuring devices, and specifically discloses a DC resistance measuring device for a converter transformer, comprising an outer box, a top cover arranged on the top of the outer box, and a DC resistance tester body arranged in the outer box, wherein the outer box is provided with an adjustment component for adjusting the height and inclination of the DC resistance tester body, wherein the adjustment component comprises a first receiving groove arranged on the top of the outer box and in a "concave" shape, wherein the first receiving groove is vertically movably connected with a first extension plate adapted to the first receiving groove, and the front end of the first extension plate is open. The DC resistance measuring device for a converter transformer can achieve the rise and inclination adjustment of the DC resistance tester body by lifting the top cover through the arranged adjustment component, and the DC resistance tester body can be exposed and tilted forward when the top cover is opened, which is convenient for the heat dissipation of the DC resistance tester body, and is ergonomic and convenient for the operator to use.

The invention discloses reliability test equipment for battery chip processing and a method thereof, the reliability test equipment comprises a test equipment main body, a controller is fixedly mounted on the front surface of the test equipment main body, and a vibration test mechanism is fixedly connected to the top of the test equipment main body; the top of the vibration testing mechanism is provided with a high-temperature testing mechanism, the rear side of the testing equipment main body is fixedly connected with a lifting mechanism, and the lifting mechanism is fixedly connected with the high-temperature testing mechanism. The reliability testing device for battery chip processing has the advantage of high-efficiency testing, and solves the problems that the testing period of the battery chip is too long and the overall production efficiency of the battery chip is affected due to the fact that the high-temperature testing efficiency and the vibration testing efficiency of the battery chip are relatively low in the using process of the existing reliability testing device for battery chip processing.

The utility model relates to the technical field of concrete crushing, in particular to a crushing device for reinforced concrete, which comprises a crushing box, a crusher is mounted on the upper side of the center of the crushing box, a screening mechanism is movably arranged on the upper side in the crushing box, and the screening mechanism comprises a screening box. A moving assembly is installed at the bottom end of the screening box, a transmission assembly is arranged on the right side of the screening box, a rotating mechanism is arranged at the front end of the screening mechanism, the screening box can be driven by the moving assembly to move stably, concrete can be conveniently smashed by the smashing machine, and the efficiency is improved; a limited threaded rod in a transmission assembly moves in a fixedly-arranged threaded sleeve, so that the threaded rod rotates, then a connected rotating mechanism conveniently works, energy consumption is reduced, a turbine rotates to drive a fixed rotating rod to rotate, and therefore an extension rod fixedly arranged on the side edge conveniently ascends to pick out a reinforcing steel bar; potential safety hazards are avoided conveniently and quickly.

The invention provides an unmanned aerial vehicle platform based on a truck container. The unmanned aerial vehicle platform comprises a base body arranged on the container and a lifting assembly used for lifting an unmanned aerial vehicle. The base body is a box body with an opening in the upper portion and is provided with a containing cavity, the lifting assembly is arranged in the containing cavity, and the base body is further provided with at least two top plates capable of being opened and closed oppositely and a driving assembly used for driving the top plates to be opened and closed oppositely. The driving assembly comprises a first driving part, guide plates arranged on the two sides of the side wall of the base body in the X direction of the vehicle body, and a connecting rod mechanism connected between the top plate and the guide plates. A guide groove is formed in the guide plate, and a connecting shaft is arranged between the two connecting rod mechanisms. The first driving part drives one connecting rod mechanism to transmit, and the connecting shaft slides along the guide groove along with the transmission of the connecting rod mechanism, so that the top plate is in a closed state, a vertical lifting state, an overturning state and a side opening state. A wind speed sensor and a control system are further arranged in the base body. The landing stability of the unmanned aerial vehicle is improved, the unmanned aerial vehicle is effectively protected, and the service life is prolonged.

The utility model relates to the technical field of lifting structure, and specifically discloses a lifting structure for horizontal machining center, which comprises a supporting bottom plate, the top of the supporting bottom plate is fixedly connected with a sliding rail, one end of the top of the sliding rail is fixedly connected with a first motor, the driving shaft of the first motor is fixedly connected with a forward screw rod, the rotation of the forward screw rod drives the rotation of a reverse screw rod, the rotation of the forward screw rod and the reverse screw rod drives the synchronous movement of multiple sets of supporting devices, thereby increasing the coverage range between the multiple sets of supporting devices, facilitating the support of parts of different lengths, supporting the parts by the supporting devices, facilitating the rotary support of the parts while machining on the horizontal lathe, thereby facilitating the rotary support of the parts, and achieving the purpose of conveniently supporting and rotating the parts.

The invention belongs to the technical field of intelligent manufacturing, machine visual inspection and industrial automation, and discloses an automatic contour visual inspection and sorting device based on artificial intelligence, the automatic contour visual inspection and sorting device comprises a fixed support, a second vertical plate is fixedly mounted at the top of the fixed support, and a first sliding groove is formed in the second vertical plate. Compared with traditional equipment, through cooperation of the sleeve block and the threaded rod, the high-definition digital industrial camera can be conveniently driven to ascend and descend, the optimal shooting position and angle are ensured, products of different sizes are adapted, and shooting errors are reduced, so that the detection accuracy is improved, and the adaptability of the equipment to a complex production environment is enhanced; multi-scene application is facilitated, the detection efficiency is improved, meanwhile, the height of the camera is rapidly adjusted, the downtime during product replacement or layout adjustment of a production line is shortened, the collision risk is avoided in automatic detection, equipment is effectively protected, and the service life of the equipment is prolonged.

The utility model discloses a ceiling plate with built-in light in the technical field of building material equipment, which comprises a shell, a first support frame and a second support frame are mounted in the shell, a mounting cavity is formed between the first support frame and the inner wall of the shell, a mounting plate is connected in the mounting cavity in a sliding manner, the mounting plate is used for bearing a lamp module, and the second support frame is used for supporting the lamp module. A transparent cavity is formed between the second supporting frame and the first supporting frame, a transparent mechanism is slidably connected into the transparent cavity, and the transparent mechanism is used for projecting lamplight; a first clamping mechanism for clamping the mounting plate and a first limiting mechanism for fixing the mounting plate are arranged in the first supporting frame, and the transparent mechanism drives the first clamping mechanism to clamp the mounting plate in the process of being inserted into the transparent cavity and drives the first limiting mechanism to fix the mounting plate at the same time; and a second clamping mechanism and a second limiting mechanism are arranged in the second supporting frame, the second clamping mechanism is used for clamping the transparent mechanism, and the second limiting mechanism is used for fixing the transparent mechanism.

The utility model relates to a paint cylinder transfer device, including the frame, the frame bottom is equipped with the universal wheel with brake, three sides of the frame top are equipped with the surrounding baffle, three sides of surrounding baffle form U shape structure, the opening end of three sides surrounding baffle is hinged with the support guide plate in the tail of frame, a plurality of rolling guide bars are rotatably installed on the upper surface of support guide plate through the pivot, the upper end between surrounding baffle and support guide plate is equipped with locking assembly, and the top of surrounding baffle of opposite two sides is symmetrically installed with adjustable clamping assembly. Locking assembly includes the locking plate of fixed on the outer side wall upper end of surrounding baffle and the locking hole of set up on the side wall of support guide plate, and locking plate, locking hole are connected and fixed through locking pin. The utility model utilizes support guide plate and rolling guide bar, and the cylinder is conveniently lifted to the frame, through adjustable clamping assembly, can hold the cylinder of different sizes, and the adaptability is good, and the stability is higher in the cylinder transfer process.

The utility model discloses a raw material washing and drying device for automobile part production, which comprises a connecting cylinder, one side of the connecting cylinder is provided with a washing mechanism, the washing mechanism comprises a washing cylinder, the washing cylinder is arranged in the inner cavity of the connecting cylinder, the top of the connecting cylinder is fixedly connected with a shell, and the shell is fixedly connected with a motor. The right side of the shell is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with a worm. According to the raw material washing and drying device for automobile part production, by arranging the washing mechanism, water and raw materials are poured into the washing barrel, then a first motor is started, the first motor drives a worm to rotate, the worm drives a worm wheel to rotate, the worm wheel drives a hollow pipe to rotate, and the hollow pipe drives a spiral blade to rotate, so that materials at the bottom are driven to move; and meanwhile, a connecting pipe can be driven to rotate, the connecting pipe drives a spray head to rotate, the materials are conveniently stirred, the materials are turned over, and therefore the cleaning effect is good.

The utility model discloses a medical waste bucket with a slow descending function, which belongs to the technical field of medical waste buckets and comprises a medical waste bucket body, a bucket cover is rotatably connected to the side face of the medical waste bucket body through a hinge, two supporting legs are fixedly connected to the lower surface of the medical waste bucket body, a treading assembly is arranged on the lower surface of the medical waste bucket body, and the lower surface of the medical waste bucket body is fixedly connected with the bucket cover. The treading assembly comprises a first fixing plate, a first warping plate, a second fixing plate, a second warping plate, a connecting block, a connecting rod and a pressing plate, a pulling assembly is arranged on the side face of the can cover and comprises a first connecting plate, a pull rod and a second connecting plate, and by arranging the slow descending assembly, under the action of a spring, a piston and the connecting rod are conveniently pushed to ascend, so that the effect of slow descending is achieved. According to the medical waste barrel, the barrel cover is conveniently driven to be closed on the surface of the medical waste barrel body, the phenomenon that the barrel cover is not closed is prevented, a plurality of fine exhaust holes are formed, so that gas in the gas cylinder is slowly exhausted, the connecting rod and the piston slowly ascend, and the purpose of slow descending of the barrel cover is achieved.

The invention discloses a super-hydrophilic wick, a preparation method of the super-hydrophilic wick, a vapor chamber and a preparation method of the vapor chamber. The super-hydrophilic wick comprises a zero-level structure, a first-level structure and a second-level structure, the first-level structure is a rod-shaped or pointed-cone-shaped microstructure and is arranged on the surface of the zero-level structure, and the second-level structure is a microstructure with a round and blunt appearance and wraps the top end of the first-level structure. And the diameter of the secondary structure is larger than that of the top end of the primary structure, so that an integral structure formed by the secondary structure and the primary structure has an inward concave characteristic. After the super-hydrophilic wick is applied to the vapor chamber, effective circulation and efficient heat conduction of working liquid can be achieved, the vapor chamber is used for heat dissipation of electronic equipment, and the heat transfer effect can be improved.

The utility model relates to a switch wire holder with stable connection, which comprises a button switch, a junction box is fixedly arranged on the outer surface of one side of the button switch, two wire slots are formed in the top surface of the junction box, two grooves are formed in the outer surface of one side of the junction box, and mounting screws are arranged on the inner surfaces of the two grooves in a threaded manner. The two mounting screws are matched with the two wire grooves, and the two stabilizing mechanisms are the same. By designing the stabilizing mechanism, the connection between the wire and the junction box is stabilized, during use, the friction strip is pushed to pull the stabilizing bin to move, the wire is wound around the winding roller and clamped into the stabilizing bin, after the wire is clamped, the limitation of external force on the stabilizing bin is relieved, the wire head is inserted into the wire slot, and then the mounting screw is tightened, so that the wire is fixed. Therefore, when the button switch is moved, the connection between the wire and the wire slot is not influenced, and the connection is stable.

The invention relates to the field of direct-current resistance measuring devices, and particularly discloses a converter transformer direct-current resistance value measuring device which comprises an outer box body, a top cover arranged at the top of the outer box body and a direct-current resistance tester body arranged in the outer box body. An adjusting assembly used for adjusting the height and the inclination angle of the direct current resistance tester body is arranged in the outer box body, the adjusting assembly comprises a concave first containing groove formed in the top of the outer box body, the first containing groove is vertically and movably connected with a first extension plate matched with the first containing groove, and the front end of the first extension plate is open. According to the converter transformer direct current resistor resistance value measuring device, the rising and inclination angle adjustment of the direct current resistor tester body can be realized by lifting the top cover through the arranged adjusting assembly, and the exposure and forward inclination of the direct current resistor tester body can be realized when the top cover is opened, so that the heat dissipation of the direct current resistor tester body can be facilitated; ergonomics is met, and an operator can use the device conveniently.

The utility model provides a surface mine water-containing blast hole mixed emulsion explosive loading device which comprises a frame body, a roller and a limiting rod, the roller and the limiting rod are arranged on the frame body, the roller and the limiting rod are arranged in parallel, and the limiting rod is connected with the frame body in a sliding mode. When the device is used during operation, the explosive conveying pipe of the mixed loading explosive truck can be effectively prevented from being in contact with a blast hole opening (wall), the phenomenon that dross and gravels slide down to the bottom of the blast hole to block the hole is avoided, and the explosive conveying pipe of the mixed loading explosive truck does not need to reach the bottom of the blast hole during blasting operation; the loading efficiency of the mixed loading emulsion explosive truck is improved, the labor intensity of blasting workers is reduced, and the blast hole bottom loading quality is improved.

The utility model relates to the technical field of stacking equipment, and discloses a stacking device for sintered bricks, which comprises a base, the base is of a U-shaped structure, the upper surface of the base is rotatably connected with two lifting screw rods which are symmetrical in position, the surfaces of the two lifting screw rods are in threaded connection with a movable frame, and the movable frame is in threaded connection with the lifting screw rods. A clamping mechanism is arranged on the surface of the movable frame; the left side of the base is fixedly connected with a supporting bottom block. According to the sintered brick stacking device, by arranging the U-shaped base, when sintered bricks are stacked, a worker can drive the two lifting lead screws to rotate at the same time through the driving motor, then the movable frame is driven to move up and down, and then the sintered bricks are clamped and fixed through the two clamping plates on the surface of the movable frame; the sintered bricks can be lifted to different heights conveniently, the sintered bricks can be stacked conveniently, in the transverse moving process of the base, the sintered bricks can be stacked in order, and the convenience of stacking operation is improved.

The utility model discloses a medical instrument precision part machining device which comprises a mounting plate, and the bottom of the mounting plate is fixedly connected with a conversion bin. According to the machining device for the precise part of the medical instrument, the mounting plate, the conversion bin, the mounting support, the positioning disc, the adjusting rotary disc and the clamping frame are matched with one another, the cylindrical part is placed in a groove in the surface of the positioning disc, the rotating motor drives the half-fluted disc to rotate, the conversion gear is driven to rotate, and the cylindrical part is clamped in the clamping frame. Due to the design that a semi-fluted disc is only one sixth of a conversion gear, a positioning disc is driven to rotate, when a part rotates to the position under a drilling machine, an adjusting motor drives a two-way threaded rod to rotate, two clamping frames are driven to be close to each other, cylindrical parts with different diameters are clamped, a lifting air cylinder pushes the drilling machine to descend, and the drilling machine is driven to rotate. And the parts can be correspondingly adjusted according to the parts of different sizes, and the application range of the device is greatly widened.