61results about How to "Flexible usage" patented technology

A building material lifting device belongs to the technical field of building machinery and comprises a support frame body and a distribution trolley. The supporting frame body comprises two counter weight bases arranged oppositely, supporting columns fixedly arranged at the front end and the rear end of the upper surface of each counter weight base in the longitudinal direction, longitudinal beams connected between the tops of the two supporting columns on the same side, a cross beam connected between the two longitudinal beams and lifting equipment connected to the bottom of the cross beam through a linear driving mechanism. The two ends of the cross beam extend out of the outer sides of the longitudinal beams on the same side, an engaged type pushing chain system is further fixedly arranged on the inner surface of the balance weight base and comprises a box fixedly connected with the inner surface of the balance weight base, an outlet is formed in one end of the box, and a pushing chain of the engaged type pushing chain system extends forwards from the outlet in the horizontal direction. And the end parts of the two pushing chains are jointly connected with a distribution trolley. According to the invention, automatic distribution of building materials can be realized, the construction efficiency and the management level are improved, and a technical foundation is laid for automatic development of building construction.

The underground structure joint waterproof detection device and the detection method provided by the invention can be directly and externally attached to the joint position of the outer surface structure of the underground structure for waterproof detection, and waterproof detection can be carried out at any time along with the construction progress of the underground structure without waiting until the underground structure is completely completed; moreover, the detection position is easy to adjust, and the device can be suitable for waterproof detection of underground structures with various outer surfaces in different shapes. The waterproof detection device comprises a water injection pressurization unit and a plurality of fixing units, the fixing unit is used for enabling the water injection pressurizing unit to be tightly attached to a to-be-detected structural joint on the outer surface of an underground structure; and the water injection and pressurization unit performs waterproof detection by injecting water into the structural seam and pressurizing the structural seam.

The invention relates to the technical field of road asphalt modification, in particular to an asphalt modifier containing polyethylene and an asphalt mixture prepared from the asphalt modifier. The asphalt modifier containing polyethylene comprises the following components in parts by weight: 8-15 parts of matrix asphalt, 30-50 parts of coal liquefied asphalt, 30-50 parts of pretreated rubber powder, 1-4 parts of a solubilizer, 1-4 parts of a plasticizer and 2-4 parts of waste polyethylene plastic. The asphalt modifier containing polyethylene also comprises a component A: 0.3-3.0 parts by weight of modified basalt fiber. The asphalt modifier containing polyethylene is prepared through a mixing technology, compared with a traditional modifier, basic raw materials of the asphalt modifier are completely derived from solid waste resources, resource utilization of waste is achieved, and the preparation process is simplified.

The pot cover assembly comprises a cover body and an inner cover detachably fixed to the cover body, the inner cover comprises a cover plate and a sealing ring arranged on the periphery of the cover plate, the inner cover is provided with a first side and a second side, the cover plate protrudes towards the first side, and the sealing ring is arranged on the periphery of the cover plate. The sealing ring is provided with a first sealing lip located on the first side and a second sealing lip located on the second side, the inner cover has a first installation state in which the first side faces downwards and a second installation state in which the second side faces downwards, in the first installation state, the first sealing lip abuts against the pot body in a sealed mode, and in the second installation state, the second sealing lip abuts against the pot body in a sealed mode. The second sealing lip edge abuts against the pot body in a sealed mode. According to the electric cooker, the inner cover can be installed on the cover body in a positive posture and a negative posture, so that the volume of the cooking space is adjustable, a user can flexibly adjust the size of the cooking space according to different quantities of cooked food and different cooking food materials, and the pot overflowing phenomenon is effectively avoided while the heating efficiency is guaranteed.

The utility model relates to the technical field of foam processing, and discloses a positioning tool for foam cutting, which comprises a mounting plate, fixing blocks are arranged on two sides of the top end of the mounting plate, grooves are arranged at the top ends of the fixing blocks, pressing plates are hinged to one ends of the grooves, fixing columns are arranged in the grooves, and the fixing columns are fixed on the mounting plate. The top end of the fixing column is provided with a rotary knob in rotary connection, the pressing plate is provided with a through hole used in cooperation with the rotary knob, one side of the fixing block is provided with at least one spring, one end of each spring is provided with a push plate, the two sides of each push plate are each provided with a limiting plate, and limiting columns are arranged on the limiting plates in an inserted mode. Limiting holes used in cooperation with the limiting columns are formed in the two ends of the mounting plate. Compared with the prior art, the device has the advantages that the whole device not only can clamp and fix the two sides of thick foam, but also can position the two sides of the top of multiple layers of thin foam, and is flexible in use mode.

The utility model relates to a motor steering detection mechanism, which comprises a fixed connection module, the upper part of the fixed connection module is connected with a fixed frame, and the lower part of the fixed connection module is connected with an adjusting module; an adjusting base is arranged on the lower portion of the adjusting module, and a signal detection module is arranged at one end of the adjusting base. The signal detection module comprises a rotary encoder and an induction guide wheel, the lower portion of the rotary encoder is connected with the induction guide wheel, and the rotary encoder comprises an A phase and a B phase which are connected. The phase A and the phase B are used for judging forward and reverse directions. The product is simple in structure, convenient to maintain, free of power, capable of testing various types of motors and suitable for various scenes. When the product is implemented, the to-be-tested motor can be transversely or vertically placed, the motor can be automatically or manually moved, the use mode is flexible, and manpower and material resources are saved. The product is suitable for the steering detection of various large, medium and small motors, is especially suitable for the detection of small motors, and is wide in application range.

The present invention discloses a database adaptation device and method based on dynamic multi-data sources, which belongs to the field of database technology. The technical problem to be solved is how to solve the high complexity of dynamic docking multi-source data execution development. It includes: an in-memory database for storing data source information; a database keyword library for storing all keywords of the adapted database type; a grammar difference library for storing grammar differences, which are differences in grammar content between relational databases; a grammar adapter for obtaining the database type based on the database information, and performing grammar analysis and conversion on the SQL statement based on the database type to obtain an adapted SQL statement; an SQL executor, which interacts with the grammar adapter and is used to load and drive the corresponding database based on the database type, and output the execution result after the database executes the adapted SQL statement.

The utility model discloses an assembly type building formwork which comprises a formwork body, a first inserting groove is formed in one side of the upper end of the formwork body, and a first quick release assembly is installed on the formwork body and located on one side of the first inserting groove. The quick-release formwork has the advantages that when the quick-release formwork is used, the first inserting rods in the first quick-release assemblies can be quickly inserted into the corresponding first inserting holes in a drawing and sliding mode, and therefore two adjacent formwork bodies can be quickly assembled in the vertical direction; in a similar way, second insertion rods in second quick release assemblies are quickly inserted into second corresponding insertion holes in a pulling and sliding mode, quick mounting of two adjacent formwork bodies in the lateral direction can be achieved, due to the fact that in the splicing mode, the formwork bodies at any positions after splicing can be quickly dismounted in a pulling and inserting mode, and the splicing efficiency is improved. And therefore, the dismounting and mounting efficiency of the formwork body is higher, the use mode is more flexible, and the building construction process can be conveniently and efficiently carried out.

The invention belongs to the technical field of roadway plugging, and particularly provides a flexible plugging wall for an abandoned roadway and a one-way flow limiting assembly.The flexible plugging wall for the abandoned roadway comprises a wall body unit, a pipe penetrating mechanism, an input connector and a hanging ring, and the wall body unit is of a bag-shaped structure; a plurality of pipe insertion openings and a plurality of pipe insertion heads are alternately arranged on the side walls of the wall body units; the one-way flow limiting assembly comprises an outer sleeve shell and an inner sleeve shell. According to the scheme, the prefabricated and formed wall body units serve as minimum modules, the wall body is formed in the mode that the multiple wall body units are spliced, the customized relation between the boundary dimension of the blocking wall and roadway specification binding is weakened, and good universality is achieved; according to the scheme, the pipe penetrating mechanism is adopted as a reserved hole, the pipe penetrating mechanism can be deployed at any joint, the problem that the hole in the pipe laying position needs to be reserved in the manufacturing link is solved, and the universality of the product is further improved; the one-way current limiting assembly is simple in structure and has extremely high stability.

The present invention provides a montmorillonite-reinforced hybrid fiber-bonded 3D printed implant, which is composed of a 3D printed stent with a polydopamine coating and a montmorillonite-reinforced hybrid fiber, wherein the 3D printed stent with a polydopamine coating has mutually interpenetrating micrometer-level macropores, and the montmorillonite-reinforced hybrid fiber is bonded to the 3D printed stent with a polydopamine coating and distributed in the micrometer-level macropores of the 3D printed stent with a polydopamine coating, forming micrometer-level small pores in the micrometer-level macropores; the montmorillonite-reinforced hybrid fiber is formed by multiple chemical reactions of a polymer material having a catechol functional group, collagen and micrometer-level montmorillonite; the polydopamine coating on the surface of the 3D printed stent with a polydopamine coating and the montmorillonite-reinforced hybrid fiber are bonded together by multiple chemical bonds and intermolecular forces. The present invention also provides a preparation method of the above-mentioned implant and its application in the field of bone repair.

The present invention discloses an integrated machine for pavement joint construction, which relates to the technical field of construction machinery, including a bottom plate, a partition, a rubber strip supply mechanism, a sealant storage mechanism, a limiting wheel, a rubber strip, a door frame, a shaft sleeve, a first wheel frame, a fixed shaft, a driving mechanism, a handle, a battery box, a battery, a rubber delivery main pipe, a retractable rubber outlet hose, a valve, a clamping wheel, a second wheel frame, a compression spring, a surface collection mechanism, a rubber strip clamping mechanism, a rubber strip cutting mechanism, and a control panel. The present invention can be used for pipeline processing of various gaps in construction projects that require filling and pressing of rubber strips, filling of glue, and surface collection. Through the integrated design of the new type, the integration of multiple processes is realized, and the construction efficiency is improved through the pipeline operation method, and the construction quality is guaranteed.

The invention discloses a device for removing nitric acid from high-release liquid. The device for removing nitric acid from high-release liquid includes an extraction evaporation mechanism and a fractionation mechanism, the extraction evaporation mechanism includes an evaporation chamber, a liquid tank, a capillary evaporation component, a circulation component, a condenser, and a liquid tank auxiliary heater, the liquid tank is provided with a liquid inlet and a liquid outlet communicated with its liquid cavity, the capillary evaporation component is arranged in the liquid cavity of the liquid tank, the evaporation chamber is connected to the liquid tank, and the evaporation cavity of the evaporation chamber is communicated with the liquid cavity of the liquid tank, the liquid tank auxiliary heater is connected to the liquid tank, the circulation component, the evaporation chamber, and the condenser are connected in series in sequence; the fractionation mechanism includes a fractionation tower, an electrolytic cell, and a rectifying tower, the fractionation tower is connected to the condenser, and the fractionation tower, the electrolytic cell, and the rectifying tower are connected in series in sequence. The device for removing nitric acid from high-release liquid can effectively remove nitric acid from high-release liquid, does not introduce new reagents into the liquid, does not pollute the liquid, and does not increase additional radioactive waste emissions.

The invention provides a voice broadcast system and a voice broadcast method. The voice broadcast system comprises a sound box device and a control device, the control device is detachably arranged on the sound box device and is used for controlling the sound box device; the control device is in a split state after being detached from the sound box device, and the control device in the split state is configured to be held by a user for use; wherein in the split state, the control device responds to an operation instruction triggered by a user and sends a voice broadcasting instruction to the loudspeaker box device, and the voice broadcasting instruction comprises information to be broadcasted; and the sound box device responds to the voice broadcast instruction, generates voice broadcast data according to the to-be-broadcasted information, and plays the voice broadcast data. According to the invention, the efficiency and consistency of voice broadcasting can be improved.

The utility model discloses a three-dimensional co-culture organ-like chip which comprises a micropore culture unit, the micropore culture unit comprises a bottom plate and a surrounding edge formed at the edge part of the bottom plate, and micro culture holes are uniformly distributed on the bottom plate; the micro-culture holes are hemispherical holes, or the micro-culture holes are composed of vertical cylindrical holes and hemispherical holes connected to the lower ends of the cylindrical holes. The bottoms of the micro-culture holes of the micro-pore culture units are hemispherical, cells are deposited at the bottoms of the micro-culture holes due to gravity after being inoculated, and a three-dimensional structure is formed under the action of mechanical force; when the depth of the micro-culture hole is deepened to a certain degree, the material exchange at the bottom of the hole is reduced, so that a low material exchange environment can be simulated; when the microporous culture unit and the culture device are combined for use, co-culture of organoids and other cells can be realized, and various co-culture systems can be realized by controlling the liquid level of a culture medium.

The utility model relates to the technical field of common equipment, and discloses a common blower, which comprises a main shell, two air outlet pipelines, a fan and a fan, wherein the main shell is provided with a built-in mounting space for accommodating parts, the main shell is provided with an air inlet, and the main shell is provided with the two air outlet pipelines which are communicated with the main shell; the fans are respectively arranged at the positions of the air outlet pipelines; the heating pieces are respectively arranged on one side of the fan; the control switch is used for controlling the draught fan and / or the heating piece to work. The device has the advantages of being convenient to install, low in production cost, more integral, more compact in structure, high in safety coefficient, capable of reducing faults and the like.

The utility model discloses a negative pressure shunting structure of a plasma cleaning machine, which relates to the technical field of cleaning machines and structurally comprises a water tank, the top of the water tank is fixedly connected with an exhaust pipe, the other end of the exhaust pipe is fixedly connected with a negative pressure pump, a water inlet is arranged at the top of one side of the water tank, and a one-way valve is mounted at the water inlet. The bottom of the other side of the water tank is connected with a water outlet, the water outlet is provided with a ball valve, the other end of the ball valve is in threaded connection with a water outlet pipe, and an opening of the water outlet pipe is in threaded connection with a filter cover. Gas in the water tank is pumped out through the negative pressure pump to be in a negative pressure state, liquid in the cleaning tank of the plasma cleaning machine is sucked out through the water inlet pipe and then discharged through the water outlet in the bottom, the structure is simple, installation is easy, and drainage is convenient.

The utility model discloses a wire arrangement device which comprises a wire arrangement shell, a wire arrangement bin is arranged in the wire arrangement shell, a plurality of wire passing grooves are formed in the wire arrangement shell, and the wire passing grooves penetrate through the wire arrangement bin to the outside of the wire arrangement shell. The extension socket assembly is mounted on the wire arrangement shell, and the extension socket assembly and the plurality of wire passing grooves are arranged in a staggered manner; and the lifting assembly is used for driving the wire arrangement shell to ascend and descend. The utility model further discloses a table which comprises the wire arranging device, and the wire arranging device is installed on a table top plate of the table. According to the wire arrangement device and the table, the extension socket assembly, the wire arrangement bin and the multiple wire passing grooves can be integrated through the wire arrangement shell of the wire arrangement device, wire routing and storage are facilitated, and meanwhile the wire arrangement device and the table can be used as a plug-in structure meeting the power supply requirement; and the lifting assembly can realize the lifting of the wire arrangement shell, so that the wire arrangement shell is suitable for use height.

The application belongs to the technical field of foundation engineering construction, and particularly relates to a marking and line drawing device based on foundation engineering construction, which comprises at least two fixing members for being inserted into the ground, a mounting frame, a winding drum, a steel rope, a swivel, a butt joint member, a moving member, a mounting member and a barrel. The top end of each fixing member is provided with a mounting frame with a through hole opened on the side surface. Two winding drums are rotatably connected in the mounting frame. The winding drum is wound with a steel rope which is threaded out of the through hole. The mounting frame is rotatably connected with a swivel. After the anchor rod is vertically inserted into the base point, the butt joint member is used to butt joint the steel rope and the swivel. The direction limiting member limits the rotating direction of the winding drum. The straightened steel rope forms a track for the moving member to walk. The barrel is hung on the rotating rod. The upper power wheel and the lower power wheel move along the steel rope. The barrel discharges to draw a straight line. The requirement for the flatness of the ground is low. The discharging direction is stable. The use mode is flexible. The practicality and the line drawing efficiency are high.

The utility model relates to the technical field of chemical filtration, and discloses a chemical filter which comprises a suction flask, a filter assembly is detachably arranged at an opening of the suction flask and comprises a first filter body and a second filter body, the first filter body is inserted into the opening of the suction flask, the second filter body is connected with the first filter body in an inserted mode, and the second filter body is connected with the suction flask. The first filter body forms a funnel-shaped structure, the second filter body forms a cylinder structure with a sealed bottom and filter holes, when gravity filtration is needed in an experiment, a smaller port of the first filter body is inserted into an opening of a suction flask, filter paper is laid on the inner wall surface of the first filter body, and liquid is poured into the first filter body and filtered by the filter paper under the action of gravity; when suction filtration is needed, the second filter body can be connected with the first filter body in a sleeving mode, filter paper is laid at the bottom of the second filter body, suction filtration is achieved, the use mode is more flexible, adaptability is higher, and experiments are more facilitated.

The utility model discloses an adjustable conveying device for electronic product processing. Comprising a first air cylinder, a second air cylinder, a rack, a first gear, a mounting piece, a sliding rail, a first fixing seat, a first connecting block, a first bearing seat, a first mounting frame, a main rotating shaft, a second connecting block, a mounting rod, a first transmission wheel, a second transmission wheel, a transmission chain, a slewing bearing, a first motor and a first bottom plate, the rack is arranged on the installation part and connected with a sliding block of the sliding rail, the slewing bearing is connected with the first bottom plate and the first gear, the first gear is meshed with the rack, the main rotating shaft is connected with the first gear, the first bearing seat and the first installation frame are connected with the first bottom plate, and the transmission chain is arranged on the first transmission wheel and the second transmission wheel. Therefore, the device can be arranged on an electronic product processing production line and convey electronic products in each processing production line, and has the advantages of flexible use mode, good adaptability, stable work and the like.

An aircraft wireless remote emission control system is divided into a remote control end device and an emission end device and can achieve wireless remote emission control over a plurality of aircrafts. A computer is controlled at a remote control end to send out a control instruction, the control instruction is transmitted to a transmitting end through a wireless data transmission module, and the transmitting end carries out power supply on-off control and logic address setting on aircraft equipment by means of an intermediate controller, so that transmitting control of an aircraft is realized. The wireless remote control system solves the limitation of a wired launch control device on the distance and the laying of a complex circuit. The device can meet the launching requirements of various aircrafts and is easy to operate and high in universality.

The utility model relates to the technical field of subcutaneous injection auxiliary devices, in particular to a clamping and pinching color code type subcutaneous injection auxiliary device, which comprises a positioning plate, a pinching clamp and a color code column, the color code column comprises a narrow slit pipe and a movable color column inserted in the narrow slit pipe, the narrow slit pipe comprises a non-transparent inserting pipe section and a transparent pipe section, and the transparent pipe section is connected with the narrow slit pipe. The non-transparent inserting pipe section is provided with a narrow slit parallel to the axis of the non-transparent inserting pipe section, and the narrow slit pipe is provided with long holes located in the non-transparent inserting pipe section and the transparent pipe section. The color of the movable color column is at least different from the color of the outer surface of the narrow slit pipe, and the movable color column is provided with a shifting rod capable of penetrating through the long hole; the end part of the positioning plate is connected with one end of the transparent pipe section; the leather pinching clamp is connected with the non-transparent inserting pipe section in an inserting mode. The disposable syringe is simple in structure and convenient to use and store, infection caused by the fact that the hand of a patient makes contact with an injection part can be reduced or avoided, and a user does not need to clearly remember the injection date.

The utility model discloses an ultra-large length-diameter ratio superfine hard alloy microbit, which belongs to the field of microbits, and comprises a driving motor, the output end of the driving motor is fixedly connected with a mounting vertical rod, and the lower end of the mounting vertical rod is fixedly connected with a microbit bottom column. A microbit body is fixedly connected to the lower end of the microbit bottom column, a fixing outer ring is fixedly connected to the middle of the outer end of the mounting vertical rod, elastic outer arc pieces are rotationally connected to the four corners of the lower end of the fixing outer ring, outer ring columns are rotationally connected to the lower ends of the multiple elastic outer arc pieces, and springs are fixedly connected to the upper inner walls and the lower inner walls of the elastic outer arc pieces. A plurality of elastic outer arc pieces capable of flexibly generating arc-shaped deformation outside the microbit body can be arranged outside the microbit body, the risk that the surface of the microbit body is abraded and scratched due to the fact that the installation vertical rod collides with other hard objects on a table top is avoided, the use mode is flexible, and the service life of the microbit body is guaranteed.

The clamping device for the livestock comprises a bottom frame, a mounting frame is mounted on the bottom frame, the mounting frame is rotationally connected with the lower end of a swing frame, a clamping frame is mounted at the upper end of the swing frame, and a first adjusting assembly is arranged between the swing frame and the mounting frame; a rotating shaft is arranged at the lower end of the swing frame, the two ends of the rotating shaft are rotationally connected with the two sides of the mounting frame respectively, the first adjusting assembly comprises a one-way bearing mounted on the rotating shaft, a ratchet wheel is mounted on the one-way bearing, the first adjusting assembly further comprises a wrench, a through hole is formed in one end of the wrench, and the ratchet wheel is arranged in the through hole. The pawl is rotated to be meshed with the ratchet wheel, then the wrench is rotated, the wrench can drive the pawl to rotate, the pawl can drive the ratchet wheel to rotate, and the ratchet wheel can drive the rotating shaft to rotate, so that the rotating shaft can be driven to rotate to clamp and fix the livestock, and labor waste caused by the fact that one person always presses the livestock in the livestock slaughtering process is avoided. Meanwhile, the livestock can be firmly fixed, so that the slaughtering efficiency is high.

The utility model discloses a novel adjustable centralized control cabinet, which belongs to the field of control cabinet equipment and comprises an electric control cabinet body, radiating side plates are mounted at the left end and the right end of the electric control cabinet body, and a plurality of radiating outer holes are formed in the outer ends of the radiating side plates. The ends, away from the heat dissipation side plates, of the heat dissipation outer holes are fixedly connected with magnetic attraction outer rings, the ends, close to each other, of the two heat dissipation side plates are fixedly connected with a plurality of fixed round blocks, the ends, away from the heat dissipation side plates, of the fixed round blocks are fixedly connected with extension springs, and the ends, away from the fixed round blocks, of the extension springs are fixedly connected with small electromagnetic blocking balls. According to the scheme, the heat dissipation side plates are arranged at the two sides of the electric control cabinet body, and the smoothness of the heat dissipation outer holes can be controlled according to the operation state of the electric control cabinet body, so that the heat dissipation outer holes can be flexibly sealed when the electric control cabinet body is in a shutdown state, and external foreign matters are prevented from falling into the electric control cabinet body to influence the service life of the electric control cabinet body; and the use mode of the electric control cabinet body is convenient to adjust and is flexible and changeable.

The invention relates to the technical field of data line detection, in particular to a USB TYPE-C cable data line function detection and indication method and system, the method comprises a reference time acquisition process and a data line function detection process, a user can be helped to quickly judge the functional characteristics of a TYPE-C cable without professional knowledge, and the user experience is improved. The condition that the TYPE-C cable is used mistakenly is avoided, the use efficiency and safety are improved, and the method has the advantages of being rapid, accurate and convenient to use. The detection and indication system comprises a power supply module, a high-speed signal switching module, a core processing module and an indication module, can be integrated in other equipment for use, can also be independently used as independent detection equipment, and is flexible in use mode and wide in application range.

The utility model relates to the technical field of eye protection patches, and discloses an anti-fatigue eyesight-improving cold compress eye protection patch which comprises an eye patch, connecting cloth located on the inner side of the eye patch and a shaping piece located on the upper portion of the connecting cloth, and an extension patch is arranged on the side, away from the connecting cloth, of the eye patch. According to the anti-fatigue and eyesight-improving cold compress eye protection patch, the extension patch is of an inclined bent structure, can be attached to temples during use and acts on the temples in cooperation with traditional Chinese medicine ingredients released by the medicine layer, the relieving effect is enhanced, the medicine layer is prepared from multiple medicinal materials, the multiple medicinal materials act synergistically, eye fatigue is comprehensively relieved, and the eye protection effect is improved. The two eye protection patch bodies are symmetrically arranged with the connecting cloth as the center, the tearing seam is a discontinuous cutting line, a user can use the two eye protection patch bodies as a whole and can also tear the two eye protection patch bodies to be used independently according to needs, different use scenes and requirements are met, meanwhile, the user can choose not to use the fixing band according to the needs of the user, and the user can conveniently use the eye protection patch. And the use mode is more flexible.

The utility model discloses an intelligent feeding device for automobile sheet metal parts. The intelligent feeding device for automobile sheet metal parts comprises a manipulator and a composite pickup mechanism. The composite pickup mechanism comprises a connecting cover and a supporting plate installed below the connecting cover. The top of the connecting cover is connected and fixed with the manipulator. A suction assembly is installed on the connecting cover. A clamping assembly is arranged on the supporting plate. The suction assembly comprises a plurality of first electric push rods installed on the connecting cover. The intelligent feeding device for automobile sheet metal parts provided by the utility model installs the composite pickup mechanism comprising the connecting cover, the supporting plate, the suction assembly and the clamping assembly on the manipulator. The manipulator can select the suction mode to pick up the sheet metal part and place it on the workbench, and can also select the clamping mode to pick up the sheet metal part and place it on the workbench. The use mode of the manipulator is more flexible and diverse, and the use range of the manipulator is expanded.

The utility model discloses a kind of adjusting structure and anti-riot sprayer for anti-riot sprayer, it is related to anti-riot equipment technical field, including pressing outer cover and pressing inner cover, the pressing inner cover is equipped with first flow channel, the first flow channel is used for with the bottle body outlet of the anti-riot sprayer communication;The pressing outer cover is equipped with second flow channel and third flow channel, the outlet of the second flow channel and the outlet of the third flow channel are respectively arranged in the top surface and side of the pressing outer cover, the pressing outer cover is rotatably connected with the pressing inner cover;When rotating the pressing outer cover to first state, the first flow channel is communicated with the second flow channel;When rotating the pressing outer cover to second state, the first flow channel is communicated with the third flow channel;When rotating the pressing outer cover to third state, the first flow channel is not communicated with the second flow channel, the third flow channel, the utility model can switch spray mode, and use mode is flexible and changeable.

The transmission mandrel comprises a transmission mandrel body, a cylindrical hollow sleeve is sleeved at the outer end of the transmission mandrel body, stepped spline protrusions are fixedly connected with the ends, close to each other, of the transmission mandrel body, the ends, close to each other, of the cylindrical hollow sleeve, and an outer sleeve is fixedly connected with the outer end of the cylindrical hollow sleeve. A pair of clamping inclined grooves are symmetrically formed in the upper end of the outer sleeve, clamping inclined columns are clamped to the inner ends of the clamping inclined grooves, and an oil storage auxiliary box is fixedly connected to the upper ends of the multiple clamping inclined columns. Maintenance oil liquid can overflow into the cylindrical hollow sleeve from the liquid injection hole through the one-way liquid flow valve and circulate to the outer wall face of the connecting position of the transmission mandrel body and the cylindrical hollow sleeve, the cylindrical hollow sleeve and the transmission mandrel body do not need to be integrally disassembled for maintenance, time and labor are saved, and the efficiency is high.