123results about How to "Promote lower" patented technology

The invention provides a distributed AGV system traffic control and scheduling method realized based on ROS2, and the method comprises the steps: building AGV vehicle nodes, building a traffic control module, developing a scheduling module, building a communication network, integrating a sensor data processing module, providing a central control board / man-machine interaction interface, and building a database / log module. According to the method, efficient data interaction and collaborative operation between AGVs are realized by using a distributed communication framework of ROS2, and by constructing a traffic control module and an optimized scheduling algorithm, the position and state of each AGV can be monitored in real time, the running path of each AGV can be dynamically adjusted, and traffic congestion and collision events are avoided. Compared with a traditional centralized control system, the system has the advantages that the expandability and fault-tolerant capability of the system are improved, the system is suitable for a complex and changeable industrial logistics environment, and the efficiency and reliability of logistics transportation are remarkably improved.

The invention relates to a solar cell and a preparation method thereof. According to the preparation method of the solar cell, the amorphous silicon layer is formed on the back tunneling oxide layer, the doped polycrystalline silicon layer is formed in the first process through diffusion doping treatment, and the doped silicon oxide layer is formed on the doped polycrystalline silicon layer in the second process. And after the doped silicon oxide layer is formed, selective heavy doping of the back surface is realized by adopting a laser doping process, and a selective emitter is formed in a heavy doping region. On one hand, the doped silicon oxide layer can provide sufficient impurity ions for SE doping, and on the other hand, the doped silicon oxide layer can protect the tunneling oxide layer and reduce or prevent the tunneling oxide layer from being damaged in the SE laser doping process, so that a good passivation effect can be achieved.

The invention discloses electronic equipment, and belongs to the technical field of electronics. The electronic equipment comprises a shell and a key, the shell is provided with a key mounting groove, a limiting part is arranged on the groove wall of the key mounting groove, and the limiting part is arranged close to a groove opening of the key mounting groove; the key comprises an elastic connecting part and a key cap body connected with the elastic connecting part, at least part of the key cap body is located outside the shell, at least part of the elastic connecting part is arranged in the key mounting groove, a clamping part is arranged on the elastic connecting part, and the clamping part can be matched with the limiting part in a limiting mode in the direction from the elastic connecting part to the key cap body.

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 relates to the technical field of flue gas sampling, in particular to a heat tracing pipe for flue gas sampling, which comprises a pipe body, a sampling pipe, a heat tracing mechanism and a calibration pipe, the sampling pipe, the heat tracing mechanism and the calibration pipe are arranged in the pipe body, the sampling pipe is close to the heat tracing mechanism and is arranged in the middle of the pipe body, and the calibration pipe is arranged in the pipe body. The calibration pipe is installed on the side, away from the heat tracing mechanism, of the pipe body, the heat tracing pipe connector mechanisms are installed on the two sections of the heat tracing pipe, the heat preservation mechanism comprises a cold point heat preservation assembly, a pipe wall heat preservation assembly and a connector heat preservation assembly, the cold point heat preservation assembly is installed in the pipe body, and the pipe wall heat preservation assembly is installed in the pipe body. The pipe wall heat preservation assembly is arranged on the pipe wall in a sleeving mode, and the connector heat preservation assembly is installed on the heat tracing pipe connector mechanism. The multiple sections of heat tracing pipes can be connected to the proper using length through the heat tracing pipe connector mechanism, the heat preservation mechanism can conduct heat preservation on the positions where cold points are prone to occurring, and the poor heat tracing effect 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 invention provides a traditional Chinese medicine composition for treating leucopenia as well as a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine composition for treating leucopenia is prepared from the following raw materials in parts by weight: 10-20 parts of ginseng, 10-30 parts of lucid ganoderma, 15-30 parts of astragalus membranaceus, 10-20 parts of rhizoma polygonati and 10-30 parts of venison. According to the traditional Chinese medicine composition, all the medicinal materials can achieve a synergistic effect, the bone marrow hematopoiesis function is promoted, generation and release of leucocytes are accelerated, leucopenia caused by bone marrow suppression can be remarkably improved, the immunity of the organism is improved, the life quality of a patient is improved, and the traditional Chinese medicine composition is high in safety, small in side effect and suitable for being taken for a long time.

This utility model relates to the field of liquid transportation technology and discloses a non-contact transmission dual-fan cooled heat-resistant pump, which solves the problem that ordinary liquid transportation pumps are prone to damage during operation due to the lack of heat insulation measures. It includes a rear fan cover, a rear end cover on the rear fan cover, a machine base connected to the rear end cover, a support mechanism at the bottom of the machine base, a front end cover on the machine base, a stator on the inner side of the machine base, a front bearing on the front end cover, a rear bearing on the rear end cover, a motor shaft between the rear end cover and the front bearing, a rotor on the motor shaft, and a rear fan at the rear end of the motor shaft, located inside the rear fan cover. This utility model uses non-contact, air-based power transmission to avoid rapid coaxial heat conduction, and further isolates the heat source by setting a heat insulation pad, doubling reliability and fully meeting usage requirements. Simultaneously, a centrally located front fan provides dual heat dissipation, ensuring long-term reliable operation.

This utility model discloses a safety protection device for ultra-high formwork support, including a safety buckle, a rotation auxiliary component, and a safety belt. The safety buckle and rotation auxiliary component are both mounted on a first guide rail and a second guide rail. An adjustment box is provided on the safety buckle. One end of the safety belt is connected to a retractor, and the other end passes sequentially through the safety buckle, the rotation auxiliary component, and the adjustment box, connecting to a safety ring. Multiple first elastic protrusions are evenly distributed on the upper and lower surfaces of the safety belt. Two limiting plates are provided inside the adjustment box. Multiple second elastic protrusions are evenly distributed on one side of each limiting plate, with the first and second elastic protrusions interlocking. A support mechanism is provided on the other side of the limiting plate. This utility model, by incorporating a safety buckle and an adjustment box, allows workers to easily and slowly adjust the length of the safety belt extending beyond the adjustment box at any time, expanding the workspace, preventing accidental activation of the centrifugal mechanism, and providing high flexibility and safety.

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 bioleaching purification process comprises the following steps: culturing and domesticating microorganisms: adding the microorganisms into a 9K culture medium, culturing by taking ferrous sulfate and elemental sulfur as metabolic energy sources, and performing acclimatization on acid resistance, copper ion concentration and chalcopyrite pulp concentration to obtain acclimatized microorganisms; the microorganisms are moderate thermophilic bacteria, and carrying out biological leaching and extraction: extracting copper from the leaching liquid in the rich liquid pool. According to the method, the biological leaching rate and leaching rate of the copper ore can be increased.

The utility model discloses a building construction support which comprises a support body, a moving unit, an adjusting unit, a bearing plate and a fixing unit, main supporting is conducted through the support body, the support body can be conveniently moved through the moving unit, the height of the bearing plate is adjusted through the adjusting unit, and the height of the adjusting unit is fixed through the fixing unit. The adjusting unit can be prevented from excessively rising and leaving the support through the limiting cover, the threaded shaft can ascend and descend in the threaded hole of the movable lug, then the height of the universal wheel is changed, and the universal wheel can make contact with or leave the ground; and the threaded shaft can be prevented from being separated from the threaded hole of the movable lug through the limiting block.

The utility model discloses a mobile hand material lifting platform with adjustable structure, which is characterized by comprising a lifting mast group, a hand crank mechanism for driving the lifting mast group to lift and adjust, a rope connecting the hand crank mechanism and the lifting mast group, and a moving base installed at the bottom of the lifting mast group and capable of driving the lifting mast group to move vertically or horizontally. The moving base comprises a moving base, a support frame connecting the moving base and the lifting mast group, a plurality of universal wheels installed at the bottom of the moving base and capable of driving the lifting mast group to move vertically, and a large pulley and an angle-adjustable horizontal wheel installed at both ends of the support frame and capable of enabling the lifting mast group to move horizontally. The utility model drives the lifting mast group to move vertically through the universal wheels on the moving base, turns over the moving base and the lifting mast group to enable the large pulley and the horizontal wheel on the support frame to touch the ground, drives the lifting mast group to move horizontally, thereby expanding the range of use and improving the convenience of moving the lifting mast group.

The utility model relates to a junior high school physics teaching device comprising a bottom plate, the top of the bottom plate is provided with two water storage tanks, two sides of the top of the bottom plate are respectively provided with a support plate, a top layer is arranged between the tops of the two support plates, and a test mechanism is arranged between the interior of the top layer and the bottom of the top layer; the testing mechanism comprises a rotating disc rotationally installed on the left side of the top layer, a rotating rod extending into the top layer is fixedly installed on the right side of the rotating disc, and winding drums are fixedly installed at the two ends of the outer surface of the rotating rod. According to the junior high school physics teaching device, by arranging the testing mechanism, under the action of the rotating rod, the winding drum and the traction rope, two tested objects can be driven to move up and down at the same time, so that the two tested objects can descend into the water storage tank conveniently, buoyancy testing is carried out on different objects, data are compared and analyzed more visually, and the teaching efficiency is improved. And the diversity of teaching demonstration and the test efficiency can be improved.

This utility model belongs to the field of elevator maintenance technology, specifically relating to an elevator maintenance rack bracket. This bracket, through the cooperation of a support frame, a crossbar, and a base plate, allows the bracket to be directly pushed into the elevator shaft after the landing door is opened, enabling quick locking and improving elevator maintenance efficiency. Simultaneously, the crossbar's placement against the walls on both sides of the elevator shaft landing door ensures a more stable overall fixation of the bracket, providing a reliable and stable working environment for maintenance personnel. Turning the handle allows the lead screw to drive the support plate back and forth via threaded transmission, better matching the wall thickness and improving the bracket's applicability. The combination of wheels and a handle allows a single person to easily push the bracket to the target floor elevator entrance, reducing the labor intensity of maintenance personnel when moving the elevator and improving its ease of use.

The utility model relates to the technical field of pavement crack detection, and discloses road and bridge pavement crack detection equipment which comprises a detection device, the rear side of the detection device is fixedly connected with a protective shell, the inside of the protective shell is fixedly connected with a fixed block, the inside of the fixed block is rotatably connected with two clamping plates, and the two clamping plates are fixedly connected with the protective shell. The outer side of the clamping plate is fixedly connected with a fixing disc, the interior of the fixing disc is fixedly connected with a second spring, the outer side of the detection device is fixedly connected with a first transmission line, the other end of the first transmission line is fixedly connected with a contraction assembly, and the contraction assembly comprises a second transmission line. One end of the second transmission line is fixedly connected to one end of the first transmission line, and a first spring is fixedly connected to the interior of the second transmission line. According to the utility model, the protective shell can prevent the detection head from being collided, scraped, polluted by dust and the like from the outside, thereby preventing the detection head from being accidentally damaged to influence the detection precision or fail, and prolonging the service life of the detection head.

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 utility model belongs to the technical field of fishing devices, and discloses a voice-controlled automatic lifting fishing rod rack. The frame body comprises a bottom frame and a supporting rod; the fixed end of the electric push rod is hinged to the underframe; the driving part of the electric push rod is connected with a voice controller; the position, close to the electric push rod, of the fishing rod assembly is hinged to the lifting end of the electric push rod. The control box is detachably installed on the bottom frame, a power source and a voice controller are placed in the control box, the power source supplies power to the voice controller and the electric push rod, and the voice controller is in electric control connection with the electric push rod. The support is a fixing support special for the telescopic fishing rod, the installation process is simple, operation is convenient, the support can be controlled to ascend and descend automatically, and the support is suitable for being used by users of all ages and has practicability.

This invention relates to the field of biomedicine, and in particular to a composition with therapeutic effects on arthritis, its preparation method, and its application. The invention provides a composition with therapeutic effects on arthritis, which synergistically enhances the therapeutic effect of shikonin by actively targeting M1 subtype macrophages and regulating their metabolic pathways. Simultaneously, shikonin, as an AMPK activator, further enhances the cytotoxic effect of macrophages, forming a positive feedback loop and enhancing the remodeling of the immune microenvironment. Therefore, it can effectively delay and control the progression of rheumatoid arthritis.

The present invention discloses an exo-type alginate lyase Alg1982 gene and its application. The alginate lyase Alg1982 gene of the present invention is constructed by engineering bacteria to obtain an engineering bacterium producing the exo-type alginate lyase Alg1982. The exo-type alginate lyase Alg1982 produced by the engineering bacteria has high specificity for the substrate PolyG, has low activity for PolyM and sodium alginate, and the main product of the degradation substrate is unsaturated monosaccharide, which can be used for the production of bioethanol. At the same time, the degradation product also has good antioxidant capacity and can be used for the preparation of natural antioxidants. In addition, the product prepared by the alginate lyase Alg1982 of the present invention has a significant effect on LPS-induced PC12 cell apoptosis, improves the cell viability decline or apoptosis induced by LPS alone, and has a large application prospect.

The utility model relates to the technical field of linear modules, and discloses a linear module using a magnetic spring to balance weight, which comprises a shell, a linear module stator is fixedly arranged on the back of the shell, a linear module rotor is arranged in the linear module stator, a balance weight mechanism is arranged in the shell, and a magnetic spring is arranged on the back of the shell. And a positioning mechanism is arranged outside the shell. By rotating a first rotating wheel, a threaded block installed on the outer portion of a two-way threaded rod in a threaded mode is made to move, so that a clamping block is made to move, the position of the magnetic spring stator is conveniently adjusted, meanwhile, the first rotating wheel is rotated, and the magnetic spring stator is conveniently limited; and by rotating a second rotating wheel, a threaded plate installed on the outer portion of a threaded column in a threaded mode moves downwards, the balancing weight is conveniently limited, and by arranging a first connecting frame and a second connecting frame, balancing work of the linear module rotor is facilitated.

The invention discloses an efficient tapping machining device, and relates to the technical field of tapping machining. The efficient tapping machining device comprises a workbench, a storage box is fixedly connected to the bottom of the workbench, an exposing hole is formed in the outer wall of the workbench, a mounting frame is fixedly connected to the top of the workbench, a tapping device is fixedly connected to the outer wall of the workbench, and a magnetic attraction mechanism is fixedly connected to the bottom of the workbench. According to the efficient tapping machining device, rotation of a rotating plate is used for driving an arc-shaped plate to rotate, the arc-shaped plate is arranged in a semi-circle mode and extrudes a pressed rod, the pressed rod can be driven to move, an electromagnetic block is made to cut off current, at the moment, chippings are not attracted by magnetism, and then the electromagnetic block is not attracted by magnetism temporarily; and the spiral plate rotates conveniently to drive the chippings to descend, accumulation of the chippings is avoided, follow-up continuous cleaning is facilitated, and the chippings are driven to descend under rotation of the spiral plate.

The utility model belongs to the technical field of lifting stackers, and particularly relates to a lifting stacker with a material fastening component, which comprises a bottom plate, vertical plates are fixedly connected to the left side and the right side of the top of the bottom plate, a top plate is fixedly connected to the tops of the vertical plates, and a lifting mechanism is arranged between the vertical plates and the top plate. A placing plate is arranged at the center of the top of the bottom plate, the lifting mechanism and the placing plate are fixedly mounted, a front-back penetrating type placing groove is formed in the placing plate, and the upper surface in the placing groove extends to the outside of the placing plate; the placing plate is driven by the lifting mechanism to slide between the two vertical plates, materials in the placing plate can be lifted through lifting of the placing plate, meanwhile, the materials in the placing plate are fastened through the fastening assembly, the materials can be fastened during lifting, and the materials can be placed stably during upgrading; therefore, the lifting stacking machine can stably lift materials.

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 discloses a place lighting control system which comprises a first system and a second system. The first system comprises a tree network and a control platform, the control platform is connected with a root node of the tree network, a part of leaf nodes of the tree network are a first brightness sensing device, a human body sensing device and a first actuator for controlling on and off of lamps, and the first actuator is arranged in a people flow non-dense area; and the second system is arranged in a crowded area and comprises a communication control module, a second brightness sensing device and a second actuator for controlling on and off of the lamp, and the second actuator and the second brightness sensing device are both connected with the communication control module. According to the utility model, the first system and the second system arranged in the crowded area are respectively arranged according to the crowded non-dense degree of the place area, so that the flexible deployment of the system is realized, the lighting efficiency is improved, and the first system adopts a tree network, so that the system can be conveniently expanded or reduced according to the change of the place condition.

The invention discloses a production process of a thin-wall non-magnetic stainless steel multi-step motor shell, which is characterized in that a product is manufactured by blanking a wafer, carrying out primary stretching, carrying out secondary stretching, carrying out tertiary stretching, carrying out quartic stretching, finishing, trimming, stacking and forming, and chamfering, and also discloses manipulator transfer die production equipment for realizing the production process. Aiming at the special configuration, the material characteristics and the thin-wall characteristics of the product, the production process is mainly designed by selecting a proper stretching ratio, a proper stretching gap and the like, and the qualified product meeting the requirement is prepared; the efficiency is improved by manipulator transfer mold production; a stretching die for four times of stretching is matched with a stretching female die through a movable female die insert, the uniformity of a stretching gap can be automatically calibrated according to the thickness and the stress condition of a material in the stretching process, and the inner diameter precision, the roundness and the wall thickness uniformity of a product after stretching are guaranteed; according to the stamping die for stacked material forming, a die assembly boundary is selected at the position of a stacked material plane, and the phenomena of material cracking, extrusion joint marks or burrs and the like after forming are improved.

The utility model provides a novel QV equipment fixing device which is used for fixing QV equipment and comprises a foldable tripod, a platform, a cylinder, a locking button and a vertical rod, a through hole is formed in the center of the platform, the tripod is hinged to the bottom of the platform, the cylinder is rotationally installed in the center of the platform, and the locking button is connected with the vertical rod. The vertical rod is in sliding connection with the cylinder, the locking button is used for locking and releasing limitation on the vertical rod, and QV equipment is fixed to the tail end of the vertical rod. The vertical rod is unlocked or fixed through the locking button so that the vertical rod can ascend and descend in the vertical direction so that the QV equipment can descend to the working depth, then the vertical rod can rotate in the horizontal direction by rotating the cylinder so that the orientation of the QV equipment can be adjusted, the controllability of the shooting angle can be improved, operation is easier, the QV equipment is more stable in the working process, and the working efficiency of the QV equipment can be improved. The quality of videos is improved, and the pipeline defect inspection effect is improved.

The present invention relates to the technical field of medical equipment for painless delivery, and in particular to a pain-reducing delivery chair, comprising a chair body, wherein the chair body comprises a chair back and a chair seat, wherein the middle part of the chair seat is hollowed out to form a delivery passage, and the chair seat is provided with a pelvic massager, wherein the pelvic massager comprises an iliac crest massager and an ischial tuberosity massager, wherein the iliac crest massager is located on the left and right sides of the chair seat, and the iliac crest massager can simultaneously press the iliac crests of both sides of the parturient toward the opposite side to slightly narrow the upper part of the pelvis, loosen the sacroiliac joint, and widen the transverse diameter of the middle pelvis and the outlet; the ischial tuberosity massager is located on the board surface of the chair seat, and the ischial tuberosity massager can push the ischial tuberosity of the parturient to release the pelvic floor space, relieve the ligament pressure, and facilitate the rotation of the fetal head, and the chair seat is provided with a controller connected with the pelvic massager, and the delivery chair can relieve the pain of delivery and accelerate the delivery process, and has the characteristics of safety, labor saving and strong applicability.

The invention discloses a reinforcing steel bar bending device for construction engineering construction, which comprises a base, a bending cylinder is fixedly connected to the bottom of an inner cavity of the base, the reinforcing steel bar bending device further comprises a connecting plate, the connecting plate is slidably connected to the inner surface of the base, and a moving block is fixedly connected to the outer surface of the connecting plate; the side, away from the connecting plate, of the moving block is fixedly connected with a mounting frame, and the inner surface of the mounting frame is fixedly connected with a bending block. And the fixing assembly is fixedly connected to the top of the base, and a protection assembly is fixedly connected to the position, away from the fixing assembly, of the base. According to the reinforcing steel bar bending device for construction engineering construction, the two fixing assemblies are arranged on the base, so that reinforcing steel bars can be fixed by the fixing assemblies, the reinforcing steel bars are tightly jacked by the bending blocks after the reinforcing steel bars are clamped on the fixing assemblies, the bending strength of the reinforcing steel bars on the fixing assemblies is ensured, and the situation that the reinforcing steel bars are not bent thoroughly during bending is prevented.