47results about How to "Reasonable device design" patented technology

The invention provides a traditional Chinese medicine up-and-down vibration drying device, and belongs to the field of traditional Chinese medicines. The traditional Chinese medicine up-and-down vibration drying device comprises a medicine drying cabinet, a dehumidification device, a sliding block, a separating plate, a bearing drying box, a cam, an electric heating fan and a cabinet door; the medicine drying cabinet is arranged to be a square cabinet and is arranged on a horizontal working face, the separating plate is welded to the inner wall of the medicine drying cabinet, the medicine drying cabinet is divided by the separating plate into an upper cavity and a lower cavity, the sliding block is arranged in a sliding groove, the bearing drying box is welded to two fixed rods and is arranged at the upper end of the cam, the cam is fixedly arranged on a transmission shaft, the electric heating fan is fixedly arranged in a radiating cover, the dehumidification device is fixedly arranged on the upper end wall of the medicine drying cabinet, the cabinet door is fixedly arranged on the medicine drying cabinet through a hinge, and a sealing strip is arranged on the edge wall of the cabinet door so as to achieve sealing. The traditional Chinese medicine up-and-down vibration drying device is reasonable in design, medicine up-and-down vibration drying is achieved through rotation ofthe cam, drying is sufficient, and follow-up medicine processing is facilitated.

The invention provides an environment-friendly building gravel smashing device and belongs to the field of buildings. The environment-friendly building gravel smashing device comprises a smashing box,smashing rollers, a filtering net, a dust suction pipe, a washing box, wheels, a suction pump, a dust collecting box and a plurality of smashing blades, wherein the wheels are disposed on wheel seatsand can roll in the wheel seats; the smashing box is welded to the upper ends of two supports; the multiple smashing blades are welded to a smashing shaft; the smashing rollers are fixedly disposed on rotary shafts and disposed in a material guiding box; the filtering net is fixedly disposed in the right side of the upper end wall of the smashing box; the dust collecting box is welded to the right side surface of the smashing box; the suction pump is fixedly disposed on a supporting plate; and the washing box is fixedly disposed on the right side of the upper end of the supporting plate. Theenvironment-friendly building gravel smashing device is reasonable in design, a two-level smashing design is adopted, the smashing effect is good, filtering and washing are performed at the same time,dust can be effectively filtered out, the working environment is improved, and the incidence rate of lung disease of workers is lowered.

The invention provides a porta hepatis blocking device. The porta hepatis blocking device consists of a clamping tongue, a double-cylinder shell, a clamping tongue cylinder, a shaft, a belt-penetrating cylinder, a clamping tongue tip, a clamping tongue press key, a spring sheet and a blocking belt, wherein the clamping tongue cylinder and the belt-penetrating cylinder form the double-cylinder shell; the clamping tongue has a 'Z' shape and is positioned in the clamping tongue cylinder; the shaft is connected with the clamping tongue and the clamping tongue cylinder; the spring sheet has an arcuate shape and is positioned in the clamping tongue cylinder; one end of the spring sheet is fixed with the clamping tongue cylinder; the bow back of the spring sheet is propped against the clamping tongue, so that the clamping tongue press key extends out of the clamping tongue cylinder; the tail end of the blocking belt is fixed with the clamping tongue cylinder; and the blocking belt is provided with toothed bumps. The porta hepatis blocking device enters the belt-penetrating cylinder through one end of the blocking belt, blocks and dredges blood flow entering a liver through expansion of the clamping tongue tip, and blocks the blood flow entering the liver under a laparoscope, namely blocks the first porta hepatis blood flow. The porta hepatis blocking device has reasonable design, simpleness and convenience of manufacturing and simpleness and practicability of operation, solves the problem perplexing the operation for a long time, greatly increases success rate of the operation and is convenient to popularize and apply.

The invention discloses a bolt and nut automatically assembling machine. The bolt and nut automatically assembling machine comprises an electric control cabinet base, a left feeding mechanism, a right feeding mechanism, a thread testing mechanism, a screw storage tank and a screw conveying shifting fork mechanism, wherein the left feeding mechanism comprises a left nut vibrating disc, a left nut pushing and rotating mechanism and a left nut conveying shifting fork mechanism; the right feeding mechanism comprises a right nut vibrating disc, a right nut pushing and rotating mechanism and a right nut conveying mechanism. The bolt and nut automatically assembling machine achieves different screw and nut matching manners, so that users can achieve matching of nuts in different sizes by changing the size of tolling, change the number of matched circles by changing touch screen data and head the manners of the nuts through the thread testing mechanism. Therefore, the bolt and nut automatically assembling machine is applicable to matching of various types of single-threaded or double-threaded screws and nuts, and by means of the torque overloading function of a servo motor, can automatically identify products with unqualified concentricity and threads, thereby being wide in application range.

The invention discloses a device for filling water repellent cable paste into a communication optical cable, and belongs to the field of optical cable production equipment. The device comprises a variable frequency motor, an electric cabinet and a control panel. The device has the main technical characteristics that: a cable paste storage box is arranged on the electric cabinet, an adjustable pressure filling head is arranged above the cable paste storage box, the adjustable pressure filling head is connected with a cable paste through pipe on a non-corrugated steel aluminum strip guide roll, an inlet sizing die and a die holder are arranged at a finished cable inlet of the non-corrugated steel aluminum strip guide roll, an outlet sizing die and a die holder are arranged at a finished cable outlet of the non-corrugated steel aluminum strip guide roll, and one side of the outlet sizing die at the outlet of the non-corrugated steel aluminum strip guide roll is provided with an oil-scraping sizing die and a die holder. The device has the advantages of ensuring stable and uniform filling of the water repellent cable paste during production of the optical cable, meeting the requirement of the optical cable for water permeability, and reducing unnecessary material waste, along with reasonable design and stable, safe and reliable operation.

The invention belongs to the technical field of water environment treatment and discloses an efficient algae salvaging device based on water environment treatment. An arc-shaped salvage opening is formed in the front end of the salvage ship body; fixed supporting plates are arranged on the two sides of the upper surface of the salvage ship body. A salvaging assembly is mounted at the front end ofthe fixing supporting plate and located above the arc-shaped salvaging opening; a conveying assembly is mounted at the rear end of the fixing supporting plate; the efficient algae salvaging device isscientific and reasonable; a fan-shaped rotating groove is formed, the fan-shaped rotating groove is used, so that the salvaging net plate rotates over the highest position of the rotating roller andautomatically fall due to the gravity, and rotates from one side of the fan-shaped rotating groove to the other side of the fan-shaped rotating groove, the salvaging net plate collides with one side of the fan-shaped rotating groove, algae adhering to the salvaging net plate can fall off due to inertia impact force, the algae cannot adhere to the surface of the salvaging net plate, and the algae fishing degree and efficiency can be effectively improved.

The invention discloses a device for making it convenient to frap and divide a medical gauze roll. The device comprises a plastic cylinder, a circular cover plate, a cuboid frame, a gauze roll body, cylinders, first pressing rods, a circular frame lid, circular magnets, a circular plate, insertion rods, a strip-shaped through hole, a second pressing rod, a strip-shaped cutter, a cutter base plate,cutter rods, a motor, a battery placement groove and a button cell. The device is reasonable in design, the gauze roll is convenient to place, part of the gauze roll is conveniently cut into long-strip-shaped gauze belts, medical personnel conveniently use gauze as required, and the end dressed with the gauze belts is conveniently frapped through electric operation, and the phenomenon that gauzebelts wound and dressed around the body of a patient get loosened is avoided; a connecting rod and the circular plate installed at the top of the connecting rod are driven to slowly rotate simultaneously through the motor, and the rotation direction is opposite to the unreeling direction of a gauze roll body, so that the medical personnel pull the gauze belts dressed around the handheld end outwards.

The invention relates to a quality-dividing water supplying device, which comprises a water supply valve, wherein the water supply valve body comprises a water inlet, a direct water outlet, at least one quality-dividing water outlet and a selective water supplying valve core to select water outlets, the outlet channel of the quality-dividing water outlet is provided with a filter core and a flow sensor. The device can facilitate users to select tap water or quality-dividing water on needs, can supply the users with water of different purification effect, and also can be added on the water outlet channel with human body necessary microelements or additive agents according to the needs of people of different areas for human body health.

The invention provides a piston mechanical fatigue tester capable of applying a side force. The tester comprises a top plate, a support body, a piston pin, a pedestal, a non-standard connecting rod and a connecting rod pedestal, wherein the top board and the pedestal are mounted in upper and lower ends of the support body respectively; a connecting rod base is arranged in the upper surface of the pedestal in the support body, one end of the non-standard connecting rod is hinged to a pinhole in the connecting rod base via the piston pin, and the other end of the non-standard connecting rod is provided with a pinhole which is connected with a piston testpiece via the piston pin; and an included angel alpha exists between the non-standard connecting rod and the vertical direction. The tester can simulate the side force born by a skirt portion of a piston in the whole machine condition, so that the mechanical fatigue of a piston part is tested and evaluated more accurately.

The invention provides an internal fixation orthotic device for treating growth period scoliosis. The orthotic device comprises an orthotic rod, an implantation nail and a fixing nut. The orthotic rod is composed of a first screw rod, a second screw rod and limiting blocks, the first screw rod is of a hollow structure, an internal thread is arranged inside the hollow structure, a thread matched with the internal thread of the first screw rod is arranged outside the second screw rod, the limiting blocks are connected to the two ends of the first screw rod and the second screw rod, a limiting groove sunken downwards is formed in the center of the top of the implantation nail, a thread nail is arranged at the bottom of the implantation nail, the limiting blocks are embedded into the limiting groove, a rotating thread is arranged on the inner wall of the limiting groove, and the fixing nut and the rotating thread are in threaded connection. The implantation nail and the fixing nut desgined on the device are matched, so that the orthotic rod is fixed, adjustment of the certain length size can be achieved through threaded connection between the first screw rod and the second screw rod, and further usage and popularization can be achieved.

The invention relates to a swing type sheet counting and arranging device for the package production of one-off sanitary articles, and solves the problems that the prior sheet counting and arranging device has a complex structure and high cost. The swing type sheet counting and arranging device comprises a machine frame, a sheet arranging mechanism and a push handle mechanism, and the improvement lies in that the device is also provided with a swing mechanism which comprises a swing servo motor and a belt transmission mechanism; a transmission belt is provided with a main swing base which is connected with a horizontal connecting rod; two ends of the horizontal connecting rod are connected with a guide rod base arranged on the machine frame through a guide rod; the lateral surfaces at the two ends of the connecting rod are connected with a slide rail chain wheel and a tension chain wheel respectively; and a main chain wheel, an adjusting chain wheel, a bridge-crossing chain wheel, the slide rail chain wheel and the tension chain wheel are straddled with chain vane belts. With the swing mechanism of the swing type sheet counting and arranging device, the speed per hour of the lower vanes of the chain vane belts is zero in about 2 seconds, thus the sheet arrangement with the push handle mechanism is precise without dislocation, and the products can be arranged to the expected positions. The swing type sheet counting and arranging device has the advantages of reasonable design, simple structure, low manufacturing cost, and convenient debugging and repairing by an operator.

The invention discloses a novel biological membrane water purifying and fountain aeration coupling device. The device is characterized by comprising an organisms gathering tower, a fountain aeration system and a fixing system, wherein the organisms gathering tower comprises a round-cake-shaped hollow base, a circular-truncated-cone-shaped hollow tower body, a hydrophilic biofilm colonization carrier material and an anaerobic zone annular cover; the fountain aeration system comprises a stainless steel sleeve with screen holes, a submersible pump, a submersible pump fixing device, a plastic hose, a submersible pump power supply cable, a water conveying pipe and a fountain head; the fixing system comprises a stainless steel anchoring rod, a nylon soft rope and annular binding holes. The submersible pump arranged in a polluted river water body is used for lifting river water which is low in dissolved oxygen content, the river water makes full contact with air after being sprayed by the fountain head, the oxygen-enriched river water is sprayed to the organisms gathering tower, and the aerobic-anaerobic biological membrane purified river water is formed by means of microorganisms, algae, protozoa and the like.

The invention discloses a solar cell panel recycling device, comprising a transferring unit, a cleaning unit, a drying unit, a silicon wafer dismantling unit, a detecting unit and a storing unit, wherein the transferring unit is configured to transfer waste solar cell panels from a warehouse to the solar cell panel recycling device, the cleaning unit is configured to clean the waste solar cell panels, the drying unit is configured to dry the cleaned solar cell panels, the silicon wafer dismantling unit is configured to dismantle silicon wafers on the dried solar cell panels, the detecting unit is configured to detect the dismantled silicon wafers and differentiate qualified silicon wafers from unqualified silicon wafers, and the storing unit is configured to store the qualified silicon wafers. The solar cell panel recycling device disclosed by the invention has the technical effects of a reasonable design, convenience for recycling the solar cell panels, higher recycling efficiency and resource conservation.

The invention discloses a wall map device used in cooperation with a blackboard, and relates to the technical field of teaching appliances. The wall map device comprises a wall map frame, wherein thetwo ends of the wall map frame are connected to the left side and the right side end of the blackboard respectively, and the wall map frame can slide up and down along the blackboard; both side surfaces of the interior of the wall map frame are connected with clamping plates through a plurality of springs; and a clamping structure is arranged between the two clamping plates, and the clamping structure can fix a drawing to the interior of the wall map frame. According to the wall map device used in cooperation with the blackboard provided by the invention, the device is reasonable in design andsimple in structure, the drawing is fixed on the blackboard through the principle of an electromagnet, the operation is simple and convenient, and meanwhile, the drawing is not easy to damage, the drawing can be reused, the labor intensity of a teacher is reduced, and the teaching efficiency is improved.

The invention discloses an oil pipeline protection device comprising: a first protection plate, a second protection plate, and a third protection plate. Both the first protection plate and the second protection plate are provided with ventilation holes, and the inner walls of the ventilation holes are A drying layer is provided, the drying layer is filled with desiccant, the inner wall of the oil pipeline is fixed with a pressure sensor, the surface of the pressure sensor is provided with a rubber protective sleeve, and the outer wall of the oil pipeline is fixed with: a battery, an optical fiber vibration sensor, The communication module and the positioning module realize the technical effects of reasonable device design, good monitoring of oil pipelines, high efficiency of anti-oil stealing monitoring, and good effect of anti-oil stealing monitoring.

The invention relates to a viscosity reduction reaction device for high-concentration polyacrylamide in sewage of an oilfield and a viscosity reduction method. The device comprises an oilfield sewage treating device, an ultraviolet lamp, a circulating condensate trap, tinfoil-adhered black box, a power supply, a ballast and a trigger; any viscosity reduction catalyst or oxidant is not fed in oilfield sewage; the ultraviolet lamp is positioned in the circulating condensate trap; when the ultraviolet lamp works, condensed water is continuously poured into the circulating condensate trap to prevent the ultraviolet lamp from releasing excessive heat to cause temperature raise, so as to ensure that the photodegradatlon of high-concentration polyacrylamide is performed under the normal temperature; the power supply supplies power to the ultraviolet lamp; the oilfield sewage treating device and the circulating condensate trap in which the ultraviolet lamp is positioned are arranged in the tinfoil-adhered black box to avoid the influence of other light sources on the reaction. According to the device, the viscosity reduction can be performed under normal temperature and normal pressure, any secondary pollution is not caused, and moreover, the cost is relatively low, the operation is easy, and the novel way is provided for the treatment for the oilfield sewage.

The invention discloses a zipper bag hot cutting device and a processing method thereof, the zipper bag hot cutting device comprises a zipper bag hot cutting device, a hot sealing hot cutting mechanism, a power output mechanism and a discharging mechanism, wherein a hot cutting mechanism installation cavity, an introduction wheel, an introduction adjustment mechanism, a height adjustment hand wheel, a combined roller mechanism, the hot sealing hot cutting mechanism,a hot sealing roller, the discharging mechanism, a track mechanism, a power output mechanism, a transmission rod A, a guide wheelmechanism, a bracket plate, an elastic adjustment hand wheel, a transmission rod B, a transmission rod C, a transmission rod connecting piece A, a clamping roller A, a fastening shrapnel, a clampinggear, a feeding shrapnel, a roller shaft installation connecting piece, a drive roller, a hot cutting knife, a hot cutting cutter are installed on the zipper bag hot cutting device; the hot cutting cutter is installed in the hot cutting mechansim installation cavity of the zipper bag hot cutting device; under the indirect drive of the power output mechanism, the cutter can conduct the hot cuttingprocessing to the zipper bag; and then the bottom of the cut zipper bag can be sealed by the hot sealing roller; and the device has reasonable design, high processing efficiency and good processing quality.

The invention discloses an industrial park carbon emission intensity monitoring sensor precision guaranteeing device which comprises a shell. The left side face and the right side face of the shell are provided with an air inlet and an air outlet respectively. A sliding groove is formed in the inner wall of the shell. A sliding block is embedded into the sliding groove. A filter net is connected with the sliding block. A limiting clamping piece is fixedly arranged inside the sliding groove. A box is fixedly arranged on the top of the shell. A guide rail is fixedly arranged on the inner bottom face of the box. The guide rail is connected with a metal sliding block in a sliding mode. An electromagnetic chuck is fixedly arranged on the inner wall of the box. The metal sliding block is connected with the upper end of the filter net through a traction line. A greenhouse gas monitoring sensor, a storage battery and an air purifier are fixedly arranged inside the shell. The industrial park carbon emission intensity monitoring sensor precision guaranteeing device has the technical effects of being reasonable in design, high in monitoring precision when it is hazy and accurate in monitoring.

The invention provides a device for quantitative determination of mass flow and diffusion of soil. The device is composed of reagent bottles, micro suction pumps, micro pumping pumps, absorption probes, fraction collectors and the like, wherein the lower 4/5 part of each absorption probe is a polyethylene frame, in which dense small holes are formed; each polyethylene frame is coated with a layer of polyether sulphone filter membrane; the first reagent bottle is filled with ultrapure water; the second reagent bottle is filled with a dextro-glucoside solution with the molecular weight of 15-20kDa and mass fraction of 1%-20%. By using the device and adopting an ionodialysis technology and the glucoside leachate, the mass flow and diffusion amount in the soil can be evaluated accurately, the transfer laws of different nutrient ions are effectively distinguished and a method basis is provided for comprehensive management and ecological regulation and control of nutrient resources. The device is reasonable in design, simple to manufacture, simple and convenient to operate and suitable for popularization and application.

The invention discloses a school desk for elementary school students which is convenient for cleaning the garbage at the bottom of the table, which comprises a table top, a table drawer is arranged at the bottom of the table top, slide rails are arranged at both ends of the bottom of the table drawer, and table leg fixing beams are arranged at the bottom of the slide rail , the surface of the table leg fixed beam is regularly arranged with a number of wheel hinges, the wheel hinge is provided with a small pulley, the slide rail is provided with a chute, the slide rail is provided with a fixed claw, and is slidably connected with the table leg fixed beam through the fixed claw, The bottom of each table leg fixing beam is provided with two table legs, the bottom of the table legs is also provided with table feet, the center of the slide rail is provided with a limiting groove, and the limiting groove is slidably connected with the internal limiting pin, One end of the limit pin is provided with a pull ring. This device improves the structure of the existing desk for primary school students. The desk drawer and the table top can slide on the table legs for a distance of one end. It is very convenient when cleaning the bottom of the table or picking up things. .

The invention provides a uniform gas distribution device for high-pressure gas, and belongs to the technical field of machinery. The uniform gas distribution device solves the problem that in the prior art, applicability is poor. The uniform gas distribution device for the high-pressure gas comprises a disc-shaped body. The body is provided with a gas inlet pipe and multiple distribution pipes. The middle portion of the gas inlet pipe and the middle portions of the distribution pipes are connected to the body. The two ends of the gas inlet pipe and the two ends of each distribution pipe each extend out of the body. The length of the gas inlet pipe is larger than the length of the distribution pipes. One end of the gas inlet pipe is flush with one ends of the distribution pipes, and the other end of the gas inlet pipe extends out of the distribution pipes and is used for being connected with a high-pressure gas source. Ventilation structures capable of making gas in the gas inlet pipe enter the distribution pipes are arranged on the side portion of the gas inlet pipe and the side portions of the gas distribution pipes. The uniform gas distribution device for the high-pressure gas is high in applicability.

The invention discloses an automatic acne removing device which comprises a mirror, a corrugated hose, a first support, a conical cover, a second support, a limiting plate, a first pressing rod, fouradjusting rods, a second pressing rod, a first limiting block, a second limiting block, a third limiting block, a syringe needle, an air pump, a main air tube, a first branched air tube, a second branched air tube, an extrusion structure, a cleaning structure and a treatment structure. The device solves the technical problems of insanitation, low efficiency, inaccurate operation, pock marks or bleeding, and skin injure when people squeeze acne with hands. The automatic acne removing device has the technical effects of being reasonable in design, high in acne squeezing efficiency, sanitary, accurate, and high in safety.

The invention provides an automatic glass cleaning device. The device mainly comprises an elastic band, a connector, cleaning bars, a rope and rollers, wherein the inside and the outside of window glass are provided with one cleaning bar respectively; the two cleaning bars realize linkage through rope connection; the rope is wound on the rollers on the edge of the window to reduce friction while sliding; and the outside cleaning bars are connected with the rope and the elastic band respectively through the connector and a fixed frame. When people push open the window, the window forces the outside cleaning bars to move rightwards, and connects the inside cleaning bar to move leftwards to clean the window glass; and when people close the window, the elastic band pulls the outside cleaning bars to move leftwards, and connects the inside cleaning bar to move rightwards to realize resetting. Therefore, the glass can be cleaned conveniently.

The invention provides a crop uniform drying device and belongs to the field of agriculture. The crop uniform drying device comprises a rotating cylinder, a plurality of feeding rake nails, a feedingbox, a drying box, a plurality of stirring blades, an electronic heating fan device, a material blocking plate and electronic telescopic rod devices. The drying box is welded to the inner side faces of two supporting plates; the material blocking plate is fixedly arranged on a fixed rotating shaft; one ends of the electronic telescopic rod devices are fixedly arranged at the lower end of the material blocking plate, and the other ends of the electronic telescopic rod devices are fixedly arranged on the side faces of the supporting plates; the electric heating fan device is fixedly arranged inside an air dispersing cover through screws; the multiple stirring blades are welded to a stirring shaft; the feeding box is welded to the left side wall of a cover plate; the rotating cylinder is fixedly arranged on the rotating shaft; and the multiple feeding rake nails are welded to the rotating cylinder. The crop uniform drying device is reasonable in design, stirring is uniform, the drying effect is good, deactivation of enzymes is uniform, and the overall crop drying quality is high.

The invention discloses a full-automatic winding machine of a lithium battery pole piece. The winding machine comprises an input unit, an analysis unit and a winding unit, wherein the input unit is used for a user to input winding information; the analysis unit is used for analyzing according to the winding information and acquiring a winding control instruction; and the winding unit is used for carrying out full-automatic winding operation according to the winding control instruction. By the full-automatic winding machine, the technical effects that the device is reasonable in design and the winding efficiency and quality of the lithium battery pole piece is relatively high are achieved.

The invention provides a device and a method for synthesizing ethylene bis-fatty acid amide by continuous flow, and belongs to the technical field of ethylene bis-fatty acid amide synthesis. The device provided by the invention comprises a control system 12, and a raw material storage tank, a micro-channel mixing reactor 5, a vertical wiped film reactor 6, a receiving tank 8 and a horizontal rotary film reactor 10 which are communicated in sequence. The micro-channel mixing reactor 5, the vertical wiped film reactor 6 and the horizontal rotary film reactor 10 are in control connection with thecontrol system 12, and the control system 12 is used for controlling and automatically adjusting the running states of the micro-channel mixing reactor 5, the vertical wiped film reactor 6 and the horizontal rotary film reactor 10. The device provided by the invention can realize continuous flow synthesis of ethylene bis-fatty acid amide, and the product quality consistency and stability are good.

The invention relates to an electrifying device for an electricity control metering module. The electrifying device for the electricity control metering module comprises the electricity control metering module, and further comprises a base, wherein at least one row of electrifying screws are mounted at the bottom of the electricity control metering module; a positioning pin for positioning the electricity control metering module is mounted on one side of the body of the electricity control metering module; a first elastic supporting block and a second elastic supporting block are fixedly arranged on the base; elastic supporting rods are arranged on the first elastic supporting block; the upper ends of the elastic supporting rods are tightly pressed against the bottom of the electricity control metering module; electrifying columns are arranged on the second elastic supporting block; electrifying tips matched with cross heads of the electrifying screws are arranged at the upper ends of the electrifying columns. The electrifying device for the electricity control metering module directly electrifies the electricity control metering module, so that the time for adjusting the electrifying device is saved; when the electrifying device electrifies the electricity control metering module, due to a reasonable design, the electrifying device is accurate in positioning, good in electrifying effect, fast and convenient and improves the working efficiency.

The invention discloses an automatic rotary steerable drilling tool for petroleum, which comprises a rotary head, a drill bit, a piston cylinder, an edge block, a rotary drill string, a control valve, a water inlet pipe, a water return hose, a connecting pipeline, a spray head and a spray hole. One end of the rotary head is provided with a drill bit, and the other end of the rotary head is fixedly connected with one end of the rotary drill string. A control valve is provided inside the rotary drill string. One end of the surrounding return hose is connected, the other end of the return hose is connected with one end of the connecting pipeline inside the rotary head, and the other end of the connecting pipeline is connected with the nozzle inside the drill bit. This device is used in existing oil drilling Adding a water spray device to the tool can not only cool the inside of the drill bit, but also spray through the nozzle to spray the drilling site, soften the soil at the drilling site, and increase work efficiency.

The invention relates to a mountain formwork support auxiliary device, which comprises a box body, a detection part, two clamping cutters and a clamping cutter fixing device, wherein a row of upper box holes and a row of lower box holes are respectively formed in the upper surface and the lower surface of the box body, are horizontally and straightly arranged, and are correspondingly arranged, the detection part comprises a detection bar and an elastic connecting part, the clamping cutters are of an integral sheet structure, are positioned in one plane and are arranged in the box body, each clamping cutter slides along a clamping cutter movement groove, the two adjacent side edges of the two clamping cutters are arranged in parallel, the detection bar penetrates through a gap between the two adjacent side edges of the two clamping cutters, and is tightened or loosened through adjusting the gap, and the relative positions of the two clamping cutters are fixed by the clamping cutter fixing device. The mountain formwork support auxiliary device has the advantage that the reference is provided for the preparation of a mountain formwork, and then a formwork with the shape corresponding to the shape of a mountain is prepared, so as to facilitate the smooth concrete casting.

The invention relates to a single lobster freezing tunnel device. The single lobster freezing tunnel device is characterized by being consisting of a single lobster freezing tunnel, an entrance, a single lobster freezing circulation conveyor belt, a single lobster freezing circulation conveyor belt support, a single lobster freezing circulation conveyor belt delivery wheel, a single lobster freezing circulation conveyor belt delivery wheel motor, a single lobster freezing circulation conveyor belt driven wheel, an evaporator and an exit, wherein the lobster entrance is positioned above the front end of the single lobster freezing tunnel; the single lobster freezing circulation conveyor belt has a length of 8m and a width of 0.9m; the single lobster freezing circulation conveyor belt support is made of angle iron of 0.5*0.5cm; the single lobster freezing circulation conveyor belt delivery wheel is supplied with power by the single lobster freezing circulation conveyor belt delivery wheel motor so as to drive the single lobster freezing circulation conveyor belt to move at a constant velocity; the single lobster freezing circulation conveyor belt driven wheel has functions of motion assistance and supporting for the single lobster freezing circulation conveyor belt; the evaporator is positioned above the single lobster freezing circulation conveyor belt, and is used for providing the low temperature of about -30 DEG C for the interior of the single lobster freezing tunnel; the exit is positioned under the rear end of the single lobster freezing tunnel.