91results about How to "Reduce cumbersome operations" patented technology

The invention provides stamping equipment for automobile engine oil pan production, and belongs to the technical field of oil pan stamping equipment. Which comprises a stamping equipment body and is characterized in that a lower die and an upper die are installed on the stamping equipment body, a first supporting frame is installed on one side of the stamping equipment body, and a second supporting frame is installed on the other side of the stamping equipment body; an automobile oil pan material plate is placed on the top of the first supporting frame. By arranging the auxiliary feeding mechanism and the auxiliary discharging mechanism, the auxiliary feeding mechanism can be utilized, workers do not need to make direct contact with an automobile oil pan material plate, the automobile oil pan material plate can be rapidly and stably transferred to the position between the lower die and the upper die, and accurate alignment can be achieved after transferring, and the automobile oil pan material plate can be reliably placed on the top of the lower die; and compared with a traditional manual handheld plate feeding mode, the feeding device is safer and more reliable.

The utility model discloses a composite bushing of a shock absorber. The composite bushing comprises an inner bushing, the composite bush has the advantages that the mounting grooves are annularly formed outside the bush pipe, one rolling shaft is mounted in each mounting groove through the corresponding rotating shaft, and meanwhile the grooves are formed in the portions, matched with the rolling shafts, of the bush pipe, so that when the composite bush is used, the composite bush rotates along with an automobile shock absorber, and the service life of the composite bush is prolonged. The rolling shaft can be used for achieving rotation of the lining pipe relative to the inner lining, so that the rotation angle of the lining pipe relative to the installation shaft piece when the lining pipe rotates along with the automobile shock absorber is reduced, the friction effect borne by the lining pipe in the rotation process is reduced, and the service life of the lining pipe is longer; meanwhile, the two sides of the rubber sleeve are limited through the limiting shoulders on the outer side of the neck bush, the tedious operation of additionally installing an end cover is omitted, the assembling process of the composite bush of the automobile shock absorber is more efficient, and efficient assembling and using of the composite bush of the automobile shock absorber are facilitated.

The invention provides a flue gas moisture content measuring system, which comprises a sampling tube configured to sample from a flue gas environment; the temperature and humidity sensor has self-heating and temperature control functions; the refrigeration module is used for carrying out refrigeration treatment on the passing flue gas; the water collecting bottle is used for collecting and storing condensate water generated by the refrigeration module; the flow meter unit is used for measuring the temperature, humidity and pressure parameters of the flue gas and the accumulated volume of the flue gas flowing through the flow meter unit; the flue gas measuring unit is used for measuring and analyzing the component concentration of the flue gas; the blowback system is used for performing blowback cleaning operation on the sampling tube and the humidity sensor when the measurement is finished or high-temperature and high-humidity conditions are detected; and the data processing unit is configured to receive and process data from the humidity sensor, the flowmeter unit and the flue gas measuring unit and calculate the moisture content of the flue gas according to the processing result. According to the invention, the urgent demand on accurate measurement of flue gas humidity in the fields of industrial production and environmental monitoring can be solved.

The invention discloses a method, a system and equipment for efficiently displaying effective information in video data and a medium, and the method comprises the following steps: obtaining to-be-processed video data, setting a time interval, and carrying out video screenshot processing on the to-be-processed video data according to the time interval to obtain a plurality of video screenshots; setting key information, performing key information identification on the plurality of video screenshots based on an OCR technology, and confirming a key screenshot in the plurality of video screenshots; determining an associated screenshot according to the position of the key screenshot in the plurality of video screenshots; synthesizing a gif moving picture containing a video key process and a key result based on the key screenshot and the associated screenshot; according to the invention, the historical lottery drawing video of the sports lottery can be converted into the dynamic graph form, the information acquisition requirements of the user who pays attention to the lottery drawing process and the user who pays attention to the lottery drawing result can be efficiently met, the time for the user to watch the sports lottery live broadcast to know the lottery drawing process is saved, and the tedious operation for the user to drag the historical video to check the lottery drawing result is omitted.

The invention relates to the technical field of straightening equipment, and discloses an automatic matching straightening machine for shaft workpieces, which comprises a machine body, a plurality of linear sliding rails for a plurality of mechanisms to linearly move are arranged on the machine body, and strip-shaped tooth grooves matched with moving gears are formed in the two sides of the interior of the machine body; one side of the machine body is provided with a PLC (Programmable Logic Controller) control cabinet for calculating input shaft workpiece data information and generating a control signal, and the PLC control cabinet is used for controlling each mechanism on the machine body in an operation process. By adding and arranging the movable detection mechanism, when the shaft workpiece is straightened, the movable detection mechanism adopts a lever type detection structure, can be tightly attached to the surface of the shaft workpiece, sensitively captures bending deformation information of the workpiece, realizes accurate acquisition of deformation, avoids subjectivity and errors of manual detection, and improves the straightening accuracy of the shaft workpiece. And full-length movement detection can be realized along a linear sliding rail, all parts of the shaft workpiece are covered, and the condition of missing detection of a deformation position is avoided.

The invention discloses a cursor display method and device, equipment, a medium and a program product, and belongs to the technical field of computers. The method comprises the following steps: displaying a first page, wherein the first page comprises an input box control; in response to the condition that the input box control receives a content input operation and the position of an input cursor corresponding to the content input operation is shielded by an input toolbar superposed on the first page, automatically scrolling the first page; and displaying a cursor located at the cursor position after the input on the screen position not shielded by the input toolbar, the input toolbar being used for providing at least one auxiliary input function. According to the method, the cursor in the input box control can be prevented from being shielded by the input toolbar after the content is input, and the operation that a user manually rolls the first page to move the cursor to a visual area is reduced.

The utility model discloses a kind of gap detection devices for elevator maintenance, it is related to gap detection device technical field, including device main body, moving frame, handle and gap detection head, the device main body front end is provided with fixed plate, mobile frame is slidably connected on fixed plate, the rear side of fixed plate is provided with left and right two spring rods, the rear end of mobile frame is fixedly connected with left and right two spring blocks, battery is fixedly installed in device main body interior, double-head motor is provided in front of battery, thread rod is provided at the left and right ends of double-head motor, wherein when detecting, mobile frame moves synchronously with gap detection head penetrating gap, the elastic force of spring rod ensures that mobile frame and gap edge are closely combined, avoid position deviation caused by unstable combination;after mobile frame is in position, double-head motor drives hexagonal slider to quickly lock mobile frame position, when mobile frame front end accurately points to scale data, realize the coherent process of "real-time combination-stable locking-accurate reading".

This utility model relates to the field of mechanical parts processing technology, specifically a segmented guide hole ring die structure correction device, including a worktable. Several legs are installed at the bottom of the worktable. A first electric telescopic rod is installed in the middle of the lower surface of the worktable. A base is installed on the top of the first electric telescopic rod. A slot is formed on the top of the base, and a seat plate is engaged inside the slot. An extrusion column is installed on the top of the seat plate, and a ring die component is fitted onto the surface of the extrusion column. A mounting groove is formed at one end of the upper surface of the worktable, and a rotating groove is formed in the middle of the upper surface of the worktable. A motor is installed inside the mounting groove. The improved correction device can perform reciprocating correction operations at multiple angles, avoiding the tedious operation of manually adjusting the workpiece angle. It also allows for flexible replacement of correction tools, helping to adapt to workpieces of various specifications and improving the applicability of the equipment.

The utility model relates to the technical field of optical device welding, in particular to a BOSA optical device laser welding device which comprises a bottom plate, a welding mechanism arranged above the bottom plate and a clamping mechanism used for clamping and positioning an optical device, the clamping mechanism is located below the welding mechanism, and the clamping mechanism comprises a clamping structure and a moving structure. And a rotating structure for switching the welding position of the optical device is arranged above the rear sliding seat. The welding device has the beneficial effects that when the optical device is welded, the clamping mechanism is used for clamping and positioning the optical device, then the welding mechanism is used for welding the receiving end of the optical device, then the rotating structure is used for rapidly rotating the transmitting end of the optical device to a welding area, and then the welding mechanism is used for welding the transmitting end of the optical device; therefore, the tedious operation of repeatedly clamping and fixing the optical device is reduced, the transmitting end and the receiving end of the optical device are rapidly switched, the welding time is shortened, and the welding efficiency is improved.

This invention discloses an automated collection and transfer device and method for dead pigs. The automated collection and transfer device includes a main assembly, on which a collection and conveying assembly, a linkage positioning assembly, and an intelligent control assembly are mounted. The collection and conveying assembly is movably located on the upper part of the main assembly, the linkage positioning assembly is located at the bottom of the main assembly and is drive-connected to the collection and conveying assembly, and the intelligent control assembly is electrically connected to the other two assemblies. The linkage positioning assembly adopts a hinged swing arm telescopic support structure. Relying on the rigid linkage transmission mechanism inside the base frame, the telescopic power of the lifting drive component can be converted into the swinging motion of the support component, realizing synchronous linkage between the posture adjustment of the conveying base and the bottom support positioning. This device does not require additional power components, the linkage is reliable, and the device can be stably limited during operation, avoiding slippage and shaking of the whole machine, eliminating manual operation, and can autonomously and stably complete the collection and transfer of dead pigs.

The utility model relates to rustproof steel elevator door pocket detection technical field, and disclose a kind of size detection calibration tool for stainless steel elevator door pocket production, including drum conveyor, the top of drum conveyor is provided with measuring mechanism, one end of measuring mechanism is provided with dismounting mechanism, measuring mechanism includes measuring frame, the inside slide of measuring frame is connected with sliding block, one end of sliding block is fixedly connected with first air cylinder, the other end is fixedly connected with first measuring plate, the inside fixed connection of measuring frame has return spring, one end of return spring is fixedly connected with second measuring plate, the bottom fixed connection of second measuring plate has mounting seat, this size detection calibration tool for stainless steel elevator door pocket production, three size synchronous detection are realized by measuring mechanism, effectively reduce the tedious operation of multiple adjustment measurement position, reduce the measurement error caused by artificial intervention, reach the effect of improving detection efficiency and detection accuracy.

The utility model provides an operation table for processing metal doors and windows, which is characterized by comprising a main body structure and a positioning structure, and the positioning structure is mounted on the main body structure; and by arranging a positioning plate, a spring and an electric push rod, and forming a positioning groove in a positioning rod, the effects of reducing the influence of thread rusting on the device, reducing the tedious operation of repeatedly rotating a fixed bolt during each time of machining and improving the working efficiency are achieved.

The invention discloses a stratified sampling device for geological mining, and belongs to the field of geological mining sampling equipment.The stratified sampling device for geological mining comprises a drilling mechanism used for stratified sampling of geological mining; the driving mechanism is arranged above the drilling mechanism, the output end of the driving mechanism is connected with the top end of the drilling mechanism, and the driving mechanism is used for driving the drilling mechanism to rotate and operate; and the supporting mechanism is arranged on the outer side of the drilling mechanism. The drilling mechanism is continuously expanded and extended, so that the drilling mechanism can sample a large number of samples at a time, the layering stability of each geological mineral aggregate during sample sampling can be further ensured, the tedious operation of replacing a drill bit and a collecting device back and forth by workers can be greatly reduced, and the working efficiency is improved. And the labor intensity of workers is reduced.

This utility model discloses a hydraulically locked mixer, comprising: a hydraulic system, a column body, a lifting cylinder, rollers, a drive assembly, a chain, and a locking cylinder; the lifting cylinder is fixed to the column body and connected to the hydraulic system; the rollers are located at the output end of the lifting cylinder; the drive assembly is slidably connected to the column body in the vertical direction, and the drive assembly is used to support the hopper device and drive the hopper device to rotate; one end of the chain is connected to the top of the column body, and the other end is connected to the drive assembly, with the rollers abutting against the chain; the locking cylinder is located on the drive assembly and connected to the hydraulic system, and the locking cylinder is used to fix the hopper device to the drive assembly. This solution, by setting a locking cylinder on the drive assembly, utilizes a hydraulically driven clamping structure to clamp and fix the hopper device on both sides. Precise control of the hydraulic pressure ensures uniform and stable clamping force, preventing displacement or shaking of the hopper device during high-speed rotation and mixing.

The application discloses an experimental testing device and a testing method suitable for high-temperature lead-bismuth erosion, and belongs to the technical field of nuclear energy experimental testing devices. The device comprises a variable frequency motor, a motor support, a main shaft, a stuffing box, a shaft seat, a flange cover, a tank body, a mounting base, a test piece disc and a medium rotation prevention device. The output shaft of the variable frequency motor penetrates through the top cover of the motor support, the upper end of the main shaft is connected with the output shaft of the variable frequency motor through an elastic column pin coupling, and the stuffing box and the shaft seat are sleeved on the outside of the main shaft. The lower part of the motor support is detachably connected with the shaft seat, the shaft seat is detachably connected with the top of the flange cover, the flange cover is detachably connected with the top of the tank body, and the tank body is welded on the mounting base. The lower end of the main shaft extends into the tank body, and three test piece discs are arranged at equal intervals in the tank body, and test pieces are detachably installed on the test piece discs. The medium rotation prevention device is embedded in the tank body. The top edge of the tank body is connected with a protective gas inlet and a protective gas outlet, and the bottom is provided with a lead-bismuth medium inlet and outlet.

The utility model discloses a wireless AP fixing device which comprises a rolling box, two rolling shafts are symmetrically installed in the rolling box, the power input end of each rolling shaft is independently connected with a rolling motor, two positioning sleeves are symmetrically installed at the position, under each rolling shaft, of the bottom end of the rolling box, and the two positioning sleeves are connected with the rolling motor. A pull rope penetrates through the positioning sleeve, the bottom end of the pull rope is connected with an insertion sleeve, and a fixing plate is welded to the bottom end of the insertion sleeve. The wireless AP lifting device has the beneficial effects that through the design of the winding box, the winding motor, the winding shaft, the positioning sleeve, the insertion sleeve and the pull rope, the device can drive the winding shaft to rotate through the winding motor to realize convenient winding and unwinding of the pull rope when in use, so that convenient lifting of the wireless AP after being fixed on the fixing plate is realized; due to the fact that when the wireless AP is overhauled in the fixing mode, the tedious operation of manually climbing a ladder stand is omitted, the follow-up overhauling efficiency of the wireless AP is greatly improved, and the using effect of the device is improved.

The utility model provides a convenient pressure maintaining device for gas pipeline transformation, which comprises a first connecting pipe, a diffusing piece, a second connecting pipe and a barometer, and is characterized in that one end of the first connecting pipe is connected with a diffusing port of a gas pipeline network; the diffusing part comprises a first air hole, a second air hole and a third air hole which are communicated with one another, the first air hole can be locked and plugged, and any one of the second air hole and the third air hole is detachably connected with the other end of the first connecting pipe; the head end of the second connecting pipe is detachably connected with the other one of the second air hole and the third air hole; and the barometer is connected with the tail end of the second connecting pipe. According to the utility model, the first connecting pipe is directly butted with the diffusion port of the gas pipe network, so that the tedious operation of detaching the short connecting piece of the ball valve of the pressure regulating box in the traditional mode is omitted, and the working efficiency of the pressure maintaining work is effectively improved.

The utility model belongs to the technical field of digester, in particular to a glutinous sorghum digester, which comprises a steamer, a steaming cover and a plurality of layers of food steamers arranged between the steamer and the steaming cover, each food steamer consists of a steamer body and a grate, the grate is movably connected with the steamer body through a bearing, rotating handles are fixed at two ends of the grate, and the steaming cover is fixed on the steamer body. According to the food steamer, the food steamer does not need to be turned over, discharging can be achieved through simple operation of pulling the pull ring to relieve limiting and rotating the rotating handle, the labor intensity of operators is reduced, and the problems of personnel injury and material scattering possibly caused by turning over the food steamer are solved. The operation safety is improved, the working efficiency is improved, the tedious operation of turning over the steamer is reduced, the blanking time is saved, and the overall working efficiency of glutinous sorghum cooking processing is improved.

The utility model belongs to the technical field of concrete detection, and particularly relates to a concrete gas content tester, which comprises a tank body, a cover and a fixing device, the cover is positioned on the upper surface of the tank body, and the upper surface of the cover is fixedly connected with a barometer; the fixing device is arranged on the surfaces of the tank body and the cover and comprises two placement plates, the two placement plates are located on the two sides of the tank body, the surfaces of the tank body and the cover are sleeved with two lantern rings, moving blocks are fixedly connected to the positions, close to the placement plates, of the bottom ends of the lantern rings, guide rods are fixedly connected to the inner surfaces of the placement plates, and a placement device is arranged on the surface of the tank body; the placing device comprises a fixing ring and a gasket, the fixing ring sleeves the surface of the tank body, the side wall of the fixing ring is fixedly connected with a base plate, and the gasket is located on the upper surface of the base plate; by arranging the whole device, the cover and the tank body can be conveniently fixed together, the situation that operation is tedious during traditional fixing operation is reduced, and therefore the mounting and dismounting efficiency is improved.

The utility model provides an LED soft lamp strip, which comprises a first colloid, a second colloid and an FPCB (Flexible Printed Circuit Board), the outer side surface of the first colloid is provided with the second colloid, the upper side surface of the first colloid is provided with a circular through hole, the outer side surface of the second colloid is integrally provided with a clamping edge, and the outer side surface of the second colloid is symmetrically and integrally provided with a first clamping position and a second clamping position. The utility model discloses an LED (light-emitting diode) bulb, which comprises a first colloid, a second colloid, an FPCB (flexible printed circuit board) is arranged on the upper side surface of the second colloid, a lamp bead and a resistor are arranged on the surface of the FPCB, and a cutting line is engraved on the outer side surface of the second colloid. Compared with the prior art, the lamp strip can be better protected and supported, the stability and durability of the lamp strip are enhanced, the lamp strip can be conveniently installed and fixed through the design of the clamping edge, the first clamping position and the second clamping position on the outer side surface of the second rubber body, the lamp strip can be more conveniently arranged and used in various application scenes, and tedious operation in the installation process is reduced.

The invention relates to the technical field of front electric sliding rails, and particularly discloses a front electric sliding rail for intelligent adjustment of an automobile seat. The system comprises a user driving experience judgment module, an experienced user entering distance confirmation module, an experienced user driving distance confirmation module, a non-experienced user entering distance confirmation module, a non-experienced user driving distance confirmation module and a database. The user who drives the target vehicle and the user who does not drive the target vehicle are classified and discussed, and the seat of the user who drives the target vehicle is adjusted according to the historical driving habits of the user and the vehicle driving scene, so that the tedious operation of manually adjusting the seat by the user is reduced, and the user who does not drive the target vehicle can conveniently adjust the seat. The front electric sliding rail is adjusted according to the body characteristics of the user, the angle between the instep and the pedal plane before driving and the knee bending angle, the response speed, accuracy and flexibility of operation are improved, and the driving safety is improved.

The present application belongs to the technical field of feeding equipment, and particularly relates to a continuous or intermittent automatic precise catalyst conveying device, which comprises a fluidization tank, a partition plate is fixed in the fluidization tank, and the fluidization tank is evenly divided into multiple cavities by the partition plate; a fluidization air inlet pipeline is connected to the bottom of each cavity; a metering barrel is fixed in each cavity, a feeding pipeline is connected to the top of each metering barrel, a catalyst storage tank is connected to each metering barrel through the feeding pipeline, a discharge pipeline is connected to each metering barrel, and multiple metering barrels are jointly connected to a reactor through the discharge pipelines. Through the automatic control, weighing feeding and fluidization conveying arrangement, the problems that the feeding device cannot continuously feed, the metering is not accurate, and the feeding device is prone to failure during feeding are solved.

The utility model discloses a welding steel plate discharging platform which comprises a platform frame body, a transfer lifting mechanism is installed on one side of the upper end of the platform frame body, and an adsorption mechanism is installed on the transfer lifting mechanism. The welding steel plate conveying device has the advantages that when the welding steel plate conveying device is used, conveyed welding steel plates are adsorbed through a negative pressure pump and a vacuum suction cup on the adsorption mechanism, and then the adsorbed welding steel plates are moved to an external transfer vehicle body through an electric sliding rail, a first electric telescopic rod and a second electric telescopic rod in the transfer lifting mechanism; and the tedious operation of manual lifting and moving is omitted under the discharging mode, so that the labor intensity of workers is effectively reduced.

The utility model relates to the technical field of communication, in particular to a directional antenna with anti-interference capability, which comprises a base, the upper end of the base is provided with eight mounting holes in a penetrating manner, the eight mounting holes are annularly distributed at equal angles, the upper end of the base is fixedly connected with a supporting column, and the outer surface of the supporting column is fixedly connected with a plurality of mounting plates. Four first connecting holes are formed in the upper ends of the mounting plates in a penetrating mode, the four first connecting holes in the same horizontal plane are annularly distributed at equal angles, antenna assembling assemblies are fixedly installed at the opposite ends of every two adjacent mounting plates, inserting grooves are formed in the upper ends of the supporting columns, and protection assemblies are fixedly installed in the inserting grooves. According to the directional antenna with the anti-interference capability, the antenna assembling assembly is arranged, so that the purposes of rapidly and stably installing the antenna and reducing tedious operation of operators are achieved; through the arrangement of the protection assembly, the purposes of improving the anti-interference capability of the antenna and preventing the antenna from being accidentally damaged are achieved.

The application discloses a kind of HTTPS data packet capture method and system based on browser kernel, it is related to network security technical field.The present application aims at solving the problem that user needs to manually install certificate and configure proxy in the existing HTTPS packet capture scheme, and cannot bypass HSTS preload, resulting in the problem of invalid packet capture for specific domain name.The application injects policy judgment logic at the HSTS decision core function of the browser kernel network stack, and realizes the interception and hierarchical decision of domain name request by setting multi-level bypass strategy (at least including aggressive mode and intelligent mode).In particular, in intelligent mode, it can distinguish between preloaded HSTS and dynamic HSTS, and only return the prohibition upgrade instruction for the domain name in the preloaded list, allowing it to downgrade to HTTP communication for packet capture.At the same time, the root certificate is automatically generated and installed when the browser starts, and the built-in local proxy is implemented to realize zero-configuration packet capture.The present application reduces the use threshold of packet capture tool, solves the problem of invalid packet capture caused by HSTS preload, and balances functionality, ease of use and security.

The utility model discloses a wheat seed and fertilizer integrated moisture-resistant seeding machine which comprises a box body, supports are fixedly arranged on the two sides of the box body respectively, a bottom plate is installed below the supports, a plurality of fertilizer applying mechanisms are fixedly arranged on the front side of the bottom of the box body, each fertilizer applying mechanism comprises a fertilizer discharging device, and a fertilizer conveying pipe is fixedly arranged at the bottom of each fertilizer discharging device. A plurality of seeding mechanisms are fixedly arranged on the rear side of the bottom of the box body, each seeding mechanism comprises a seed metering device, a seed metering pipe is fixedly arranged at the bottom of each seed metering device, the bottom end of each seed metering pipe penetrates through the bottom plate, and mounting plates are fixedly arranged on the two sides of the bottom of the bottom plate respectively; according to the utility model, multiple functions of fertilization, seeding, shallow rotary tillage, soil covering and the like are integrated, so that the tedious operation of the links of ploughing, fertilization, seeding and the like in the traditional seeding process is reduced, the labor intensity and the operation cost are reduced, the operation efficiency is improved, and the time, manpower and material resources are saved.

The application relates to a preparation device for environment-friendly recycled concrete and relates to the technical field of recycled concrete production equipment, which comprises a support, a tank body mounted on the support and a crusher arranged on the support, a working cavity is formed in the tank body, the working cavity top is communicated with the crusher through a pipeline, a connecting rod is mounted on the tank body top, one end of the connecting rod extends into the working cavity and is connected with a motor, a stirring paddle is arranged on the motor output shaft, a plurality of feeding ports are integrally connected on the tank body side wall in the circumferential direction, the plurality of feeding ports are communicated with the working cavity, different mixtures for making concrete are respectively filled in the plurality of feeding ports, a discharge port is formed in the working cavity bottom, an electromagnetic control valve is mounted on the discharge port, a material box containing concrete is placed in the support, and a screening and recycling mechanism for preventing large-particle concrete from falling into a mixing position is arranged in the tank body. The application integrates the structure of the recycled concrete preparation device, and the recycled concrete operation is more convenient and efficient.

The application relates to a smart park security management method, system, device and medium, and belongs to the technical field of smart parks, which comprises the following steps: receiving an access reservation form, identifying the unique identifier of a visitor and a reservation event, and querying historical records in a visit event library according to the unique identifier to calculate initial trust points. Based on the points and the reservation event, a dynamic authorization seed is created, and an access link containing the seed is sent to the visitor end. After entering the park, the initial dynamic access corridor and the permission accompanying unit are generated by using the dynamic authorization seed to guide the visitor to move. When the visitor approaches the target site, the first sub-permission is granted in the adjacent area to allow entry; after entering the target site, the second sub-permission is granted in combination with the historical visit information of the target site and the visitor's own record. When it is detected that the visitor is leaving, the permission recovery instruction is broadcasted to all network edge nodes, the visitor portrait is updated, and the local cache is emptied; the visitor experience is improved, and the security protection capability of the park is strengthened.

The invention provides a detection circuit, a dry node communication system and a detection method, the detection circuit is applied to the dry node communication system, the dry node communication system comprises a sender, a receiver and a transmission link, the sender is provided with a dry node and a detection circuit, the detection circuit comprises a sending detection circuit, a transmission detection circuit and a controller, the sending detection circuit and the transmission detection circuit are both connected with the dry node; the sending detection circuit is used for controlling the dry node to be opened or closed according to an instruction of the controller and outputting a corresponding sending detection signal; the transmission detection circuit is used for outputting a transmission detection signal of a transmission link when the dry node is disconnected; the controller is used for determining whether the sender has a fault according to the sending detection signal; and determining whether the transmission link has a fault according to the transmission detection signal. According to the invention, the fault position in the dry node communication system can be accurately determined through the sending detection circuit and the transmission detection circuit.

The utility model relates to ink production technical field discloses superhigh viscosity ink dispersion stirring barrel device, including base, the upper surface fixed connection rectangle frame of base, the upper surface rotationally connected of rectangle frame has stand, the upper surface fixed connection of stand has self -locking motor, the output of self -locking motor rotationally connects in the inside of stand and fixedly connects with screw rod, the outer wall rotationally connected in the inside of stand of screw rod, the outer wall screw connection of screw rod has U type seat, the lower surface fixed connection of U type seat has ring, the inner wall of ring is provided with filter screen. In the utility model, water flow enters into the water outlet pipe through the water pump, and then makes water flow enter into the water spray disc through the water outlet pipe, thereby reaches the effect of cleaning the inner wall of the stirring barrel, is favorable for the automatic cleaning of stirring barrel, reduces the cleaning difficulty, makes the cleaning coverage more comprehensive through the position control of water spray disc.