194results about How to "Quick disassembly maintenance" patented technology

The invention relates to the technical field of water meters, and particularly discloses an Internet of Things intelligent water meter which comprises a water collecting box, mounting mechanisms are fixedly mounted at the input end and the output end of the water collecting box, and a filtering mechanism is movably mounted in the water collecting box. When water flow enters the water collecting box through the conical connecting hopper, the water flow is filtered by the filter screen cylinder, impurities are removed, the Internet of Things intelligent water meter is protected, the water flow makes contact with the spiral blade, the spiral blade is spirally twisted, the water flow drives the spiral blade to rotate, and then the rotary disc and the cleaning brush rotate around the filter screen cylinder to clean the outer surface of the filter screen cylinder; water flow enters the interior after being filtered and screened by the filter screen cylinder, then flows to the detection end of the water meter through the water passing holes of the rotary disc and is discharged from the output end of the water collecting box, the cylindrical filter screen is large in filtering area, the water flow can drive self-cleaning, the influence on the flow speed in the water collecting box is reduced, efficient filtering is kept, and the influence on the water flow speed is reduced.

The invention discloses a fault recognition device and method based on transformer fault noise, and relates to the technical field of transformer monitoring. The fault recognition device based on the transformer fault noise comprises a device base arranged at the bottom of a transformer body and a detection support arranged on the side face of the transformer body, a sound gathering cover is fixedly connected to the detection support, a bearing plate is movably connected into the sound gathering cover, and an adjusting unit is arranged on the device base. According to the fault recognition device based on the transformer fault noise, the sound gathering cover is supported through the detection support, it is guaranteed that the stability of sound signals received by the sound receiver is good, then the fault recognition stability and accuracy are improved, and meanwhile the design of the adjusting unit and the bearing plate is adopted; the positions of the sound processing terminal and the sound receiver are conveniently adjusted, and the sound receiver is embedded in the detection support, so that secondary detection is performed when the signal is abnormal, and the fault identification accuracy is improved.

The invention discloses a flow meter capable of being rapidly disassembled, assembled and maintained, and relates to the technical field of flow meters, the flow meter comprises a machine body and a connecting ring a, the interior of the machine body is movably connected with two sets of elliptical gears through a center shaft and a bearing, and the two sets of elliptical gears are meshed with each other. According to the flow meter capable of being rapidly disassembled, assembled and maintained, during disassembly and maintenance, the threaded sleeve is rotated to be in threaded transmission with the threaded pipe, so that the threaded sleeve moves upwards, when the threaded sleeve moves, the bottom of the threaded sleeve drives a connecting ring a to move upwards through a limiting ring a, after the threaded sleeve is separated from the threaded transmission with the threaded pipe, the threaded sleeve can be directly pulled to move upwards, and the upward moving speed is increased; the connecting ring a can drive multiple groups of wedge-shaped blocks to move through multiple groups of connecting rods at the bottom to be separated from wedge-shaped grooves in the fixing blocks, the wedge-shaped blocks are limited by sliding rods when moving, and after the wedge-shaped blocks are completely separated from the interiors of the fixing blocks, the top cover can be moved upwards to be separated from the machine body, and the interior of the machine body is maintained.

The invention relates to the technical field of wind power generation, in particular to a wind power blade with a lightning protection system. The blade comprises a blade body, the blade body is composed of a root and a shell, a metal net interlayer is arranged in the inner wall of the shell, a notch is formed in the end, away from the root, of the blade body, a lightning arrester is arranged in the notch, the lightning arrester and the metal net interlayer are connected through two connecting structures, and the two connecting structures are arranged in a central symmetry mode. And a sealing structure is arranged above the two connecting structures in a sliding manner. The lightning arrester is installed in the notch in the end, away from the root, of the blade body so that lightning current can be guided during lightning stroke, the lightning arrester can slide in the notch so that installation, disassembly and maintenance can be facilitated, the lower lock shell is fixedly connected with the blade body, the upper lock shell is arranged on the side, away from the root, of the lower lock shell, and the upper lock shell is fixedly connected with the lightning arrester. Through mutual insertion of the lower lock shell and the upper lock shell, quick connection of the lightning arrester and the blade main body is realized.

The utility model provides a waterproof and dustproof outdoor data line, which relates to the technical field of data lines, and comprises a data line body and a storage box, the middle section of the data line body is fixedly provided with a rotating rod, and the top end of the storage box is fixedly provided with a positioning disc. According to the utility model, through arranging the rotating rod, the storage box, the positioning disc, the rotating handle, the positioning pin, a tension spring, a circular groove, a clamping groove, a telescopic rod, an inclined block, a spring, a groove block, a frame, an auxiliary roller, a connector box, a wire groove and a sealing gasket, the data line body can be quickly stored after being used outdoors, and the auxiliary roller can play an effective protection effect in the storage process; the data line body is prevented from being abraded in the storage process, effective waterproof and dustproof effects can be brought to the data line body after winding is completed, the data line is easy to carry, winding is prevented, the service life of the data line body can be effectively prolonged, and the auxiliary roller can be rapidly disassembled, assembled and maintained when needing to be maintained.

The utility model relates to powder conveying technical field especially is concerned on a kind of catalyst carrier powder conveying equipment;Including the hopper of cone angle ≥70 °, the roughness Ra of the inner wall surface of hopper ≤0.4 μm, pneumatic flow-aiding ring is set in the height ≤1 / 3 cone height of hopper lower part and the height from discharge port, and the annular air cavity of pneumatic flow-aiding ring is connected outside gas source;Pneumatic flow-aiding ring circumferentially distributes first nozzle group and second nozzle group, and the jet direction of first nozzle group is inclined upwards along hopper inner wall, for fluidizing powder layer in advance;The jet direction of second nozzle group is inclined downwards along hopper inner wall, for promoting powder slip.

The utility model relates to an electric precipitation ash bucket material level switch, which comprises a conveying ash bucket, the side of the conveying ash bucket is fixedly connected with a positioning plate, the top side of the positioning plate is provided with a rectangular hole, the four inner side walls of the rectangular hole are respectively provided with an inner groove, the four inner grooves are respectively and internally connected with a hollow rod through a piston, and the hollow rods are arranged in the rectangular hole. The end, away from the inner groove, of the hollow rod is in an arc shape, and a solid rod is fixedly installed in the hollow rod. The utility model relates to the technical field of electric precipitation hopper level gauges. According to the electric precipitation ash bucket material level switch, when the electric precipitation ash bucket material level switch is used, the non-contact material level indicator does not need to be installed in a conveying ash bucket, contact with pulverized coal dust is reduced, in addition, positioning can be conducted and the non-contact material level indicator can be adjusted by rotating the threaded rod when the electric precipitation ash bucket material level switch is installed, and therefore the non-contact material level indicator can be rapidly positioned and the height can be adjusted; and the effects of facilitating quick disassembly and maintenance and improving the maintenance and disassembly efficiency are achieved.

The utility model relates to tower crane technical field, especially safety protection type tower crane, including main body stand, be equipped with a plurality of support frame and with the installation block that is connected to it on main body stand, a plurality of protective net, protective net is connected with the installation block through second mounting bolt, a plurality of telescopic subassembly, telescopic subassembly both ends are connected with the installation block and support plate respectively through connecting component, and support plate bottom end is connected with fixed cone, a plurality of building link frame, and building link frame includes spiral groove disc and cross -bracing pull frame, spiral groove disc is connected support frame through carousel, and cross -bracing pull frame is connected spiral groove disc through plug connector, the utility model discloses through the setting of telescopic subassembly and installation block, can four -sided support to tower crane body, and the ability of anti -tilting is strengthened, through the setting of protective net, can undertake the component such as falling, effectively reduce the risk of high -altitude falling object to hurt the equipment and the personnel below, utilize the overall structure of building to share horizontal load, and the stability is strengthened.

The utility model relates to the technical field of printing ink stirrers, and discloses a disc type stirring impeller fixing structure for a printing ink stirrer, which comprises a stirrer body, a driving arm is arranged at the upper end of the stirrer body, and a stirring shaft is rotatably connected to the lower end of the driving arm. According to the disc type stirring impeller fixing structure for the ink stirring machine, when a stirring blade assembly and a stirring rod are installed, an alignment groove of a stirring disc is aligned with a limiting block, the stirring disc is pushed upwards, the limiting block is inserted into the alignment groove, in the installation process, the stirring disc makes contact with the inclined face of a movable block, and the movable block is stressed to move towards the center in a sliding groove; the spring is compressed under stress until the upper end of the stirring disc is in contact with the lower end of the limiting piece, the spring rebounds to drive the moving block to move outwards, the stirring disc is limited, the installation speed is high, the protective cover is in threaded connection with the lower end of the limiting block, the protective cover covers the outer side of the moving block, protection is provided for the moving block, and meanwhile the stirring blade assembly and the connecting part are locked in an auxiliary mode.

The utility model discloses a square cap paster winding resistor, which comprises a resistor assembly and a connecting assembly, the resistor assembly comprises a winding resistor body and fixing frames arranged at the two ends of the winding resistor body, the two end parts of the winding resistor body are provided with positioning plates, the inner side of each fixing frame is provided with a placing groove, and the connecting assembly is arranged in the placing groove. The positioning plate is arranged in the containing groove, a clamping groove is formed in the upper end of the positioning plate, the connecting assembly comprises an elastic piece arranged in the fixing frame, a clamping block fixed to the lower end of the elastic piece and a pull rod fixed to the middle of the upper end of the clamping block and located in the elastic piece, and the pull rod penetrates through the fixing frame. According to the square cap patch winding resistor, the clamping block is clamped in the clamping groove of the positioning plate through the elasticity of the elastic piece, so that the positioning plate is mounted in the placement groove of the fixing frame, the winding resistor body is mounted on the fixing frame, and the limiting of the positioning plate can be relieved by pulling the pull rod in the later period; and therefore, rapid disassembly and maintenance can be conveniently carried out.

The invention relates to the technical field of sensors, and particularly discloses a TOF ranging and projection sensor which comprises a mounting base, a mounting groove is formed in the inner side of the mounting base, slots are formed in the two sides in the mounting groove, sliding plates are slidably connected to the inner sides of the slots, and a sensor body is fixedly mounted on the inner sides of the sliding plates. By arranging the sensor main body, the device can detect the hand waving or foot waving action change of a user through the TOF object detection distance measuring sensor, the film projection sheet and the TOF distance measuring function in the use period, TOF laser is infrared light, and the sensing range cannot be recognized by naked eyes of people, so that the device can be used for detecting the hand waving or foot waving action change of the user. Film projection lamplight is added, lamp beads on the LED lamp panel are adopted to irradiate the film with the image, refraction and conduction are conducted through the lens, the guide pattern is projected in the induction range through visible light, a user can accurately recognize the induction range, and then the sensor is better and effectively triggered.

The invention provides an infusion monitor, and relates to the technical field of medical instruments. Three groups of butt joint pipes are mounted at the top of the mounting seat, inserting needles at the tops of the connecting pipes are inserted into the bottoms of the infusion bottles respectively, a group of moving plates are slidably mounted at the bottoms of the two groups of butt joint pipes on the right side respectively, sealing plugs are arranged at the tops of the moving plates, and a group of floating frames are mounted at the bottoms of the moving plates in a threaded mode; a group of floating plates are fixedly mounted at the bottom of the floating frame; the extension length of the floating plate in the middle is smaller than that of the floating plate at the right end; the device can automatically conduct infusion operation of the next infusion bottle after infusion is completed, the using effect of the device is improved, and the device can adjust the extending length of the floating frame according to needs so as to adjust the interval time of automatic infusion communication of the infusion bottle after infusion of the previous infusion bottle is completed; the problem that the infusion operation of the next infusion bottle cannot be automatically carried out easily after infusion is completed is solved.

The utility model discloses a photovoltaic panel convenient to disassemble, assemble and maintain, and relates to the technical field of photovoltaic panel installation. Comprising a photovoltaic panel body and an adjusting assembly, channel steel is arranged at the two ends of the bottom of the photovoltaic panel body, the photovoltaic panel body is clamped on the adjusting assembly through the channel steel, and the adjusting assembly comprises a lower support, an adapter, a first locking bolt, a supporting plate, a second locking bolt, a pulling buckle and a U-shaped clamping block. According to the photovoltaic panel convenient to disassemble, assemble and maintain, a U-shaped clamping block in an adjusting assembly is taken down, a pulling buckle is shifted to be close to a fixed clamping plate, channel steel at the bottom of a photovoltaic panel body is aligned to and close to the fixed clamping plate, the pulling buckle is shifted to be close to the side wall of the channel steel, and the photovoltaic panel body is clamped and fixed through the clamping distance between the pulling buckle and the fixed clamping plate; when the photovoltaic panel is disassembled, the photovoltaic panel can be disassembled, assembled, overhauled and maintained quickly by workers only through reverse operation according to the mode, so that the working efficiency of the workers is improved.

The utility model discloses an energy-saving submersible mixer, which relates to the technical field of mixers, and comprises a guide frame, one side of the upper end of the guide frame is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first screw rod, and the first screw rod is rotatably connected in the guide frame; and the outer surface of the first screw rod is in threaded connection with a moving plate. By the adoption of the structure, when the stirrer body needs to be moved out of sewage, the first motor is used for driving the first lead screw to rotate, the movable plate on the surface of the first lead screw slides on the guide frame, the stirrer body on the movable plate can stretch out of the sewage, and then the positioning assembly is operated to work through the locking assembly; and one side of the positioning assembly is separated from the slot in the mounting block, so that the mounting block can be taken down from the mounting groove of the movable plate, the purpose of quickly disassembling and maintaining the stirrer body is achieved, convenience is provided for maintenance personnel, and the maintenance efficiency is greatly improved.

The utility model relates to the technical field of pipe fitting connection, and discloses a metal thin-wall pipe connecting pipe fitting structure which comprises an inner ring clamp double-sealing pipe fitting, the outer surface of the inner ring clamp double-sealing pipe fitting is movably connected with an outer ring clamp double-sealing pipe fitting in a sleeved mode, and the left side of the outer surface of the inner ring clamp double-sealing pipe fitting is provided with an external thread. The inner wall of the outer ring clamp double-sealing pipe fitting is provided with internal threads, the inner ring clamp double-sealing pipe fitting and the outer ring clamp double-sealing pipe fitting are in threaded connection through the external threads and the internal threads, and an O-shaped sealing ring and a sealing rubber ring are movably arranged between the inner ring clamp double-sealing pipe fitting and the outer ring clamp double-sealing pipe fitting in a sleeving mode. According to the pipeline connecting device, through multiple sealing and reinforcing design, the double effects of physical sealing and mechanical locking are achieved, multi-level protection is formed, the medium leakage risk under the complex working conditions of high pressure, vibration and the like is effectively resisted, and the whole set of connecting mode is combined with the high strength of threaded connection and the high reliability of elastic sealing.

The utility model discloses a kind of measurement wind tunnels for anemometer test, including base and wind tunnel mechanism, the top of the base is fixedly installed with preliminary support mechanism, the inlet one end of the wind tunnel mechanism is provided with quick-release honeycomb mechanism for balancing wind force, the outlet one end of the wind tunnel mechanism is provided with wind-driven mechanism for providing wind force source, two groups of position locking mechanism for locking the position of wind tunnel mechanism are provided on the base.The wind-driven mechanism of the utility model is set in the inside of wind tunnel mechanism, so it can provide stable wind force for test, then the quick-release honeycomb mechanism set in the inlet position of wind tunnel mechanism can stabilize flow to wind force, and it does not need to use bolt installation when installing, and wind tunnel mechanism can be preliminarily limited using preliminary support mechanism when installing, then the position locking mechanism set subsequently can be cooperated with preliminary support mechanism to complete the position locking of wind tunnel mechanism.

The utility model relates to the field of material testing devices, and provides a material high-pressure marine environment mechanical testing device which comprises a spherical high-pressure container, a mounting cavity is arranged on the high-pressure container in a penetrating manner and used for mounting a sample, a hollow spherical testing cavity is arranged in the middle of the mounting cavity, and the testing cavity is communicated with the high-pressure container. A high-pressure medium circulating inlet pipeline connected with the testing cavity is arranged on one side of the testing cavity, and a high-pressure medium circulating outlet pipeline connected with the testing cavity is arranged on the other side of the testing cavity; the high-pressure container comprises a first hemisphere and a second hemisphere which are symmetrically arranged, and the first hemisphere is detachably connected with the second hemisphere; and the first sealing structure is arranged in the mounting cavity. According to the mechanical test device for the material in the high-pressure marine environment, the high-pressure container is spherical, so that the pressure bearing capacity is remarkably improved; the high-pressure container is formed by detachably connecting the first hemisphere and the second hemisphere, so that the sample is convenient to install.

The utility model discloses a handheld instrument for food safety detection, and relates to the technical field of food safety, in particular to a handheld instrument for food safety detection, which comprises a storage box and an instrument body, and a fixing plate and a strip-shaped plate are respectively mounted on the inner top wall of the storage box. According to the handheld instrument for food safety detection, the fixing plate, the strip-shaped plate, the servo motor, the storage battery, a threaded rod, a threaded ring block, a convex sliding block, an extension plate, an outer frame, an electric hydraulic push rod, a baffle and a rectangular sliding block are arranged, so that the handheld instrument for food safety detection has the effect of conveniently playing a role in storing and protecting the instrument body; through cooperation of the threaded rod and the threaded ring block, instruments can be conveniently stored in the storage box, through arrangement of the baffle, the shielding effect is achieved, the instruments are prevented from being exposed to the outside and damaged, the protection performance is improved, and the purpose of improving practicability is achieved.

The invention discloses a device for measuring the depth of an underground gas pipeline, and particularly relates to the technical field of gas pipeline measurement, the device comprises a device base, a receiver for measurement is arranged in the middle of the device base, a positioning mechanism is arranged between the device base and the receiver for measurement, and moving mechanisms are arranged at four corners of the device base. According to the long-distance underground gas pipeline depth measurement device, the whole device base is driven to move by arranging the device base and cooperatively using the moving mechanism, so that the measurement receiver is controlled to carry out auxiliary movement to carry out long-distance underground gas pipeline depth measurement, the measurement receiver does not need to be manually held to move, and the measurement precision is improved. The device is simple in structure and labor-saving, the moving direction of the device base can be flexibly changed, horizontal movement of the device base is facilitated, the device base assists in driving the measuring receiver to horizontally move, the measuring receiver is subjected to micro-distance adjustment in the horizontal direction, and the efficiency of depth measurement of the underground gas pipeline is further improved.

The utility model relates to the technical field of liquid crystal screen testing, in particular to a multifunctional liquid crystal screen testing device which comprises a workbench, a fixing seat is fixedly connected to the middle of the upper end of the workbench, a testing table is fixedly connected to the upper end of the fixing seat, and sliding grooves are formed in the front end and the rear end of the testing table. Limiting mechanisms are fixedly connected to the middle of the left end and the middle of the right end of the testing table, a supporting plate is fixedly connected to the rear portion of the upper end of the workbench, an extension plate is fixedly connected to the upper end of the supporting plate, a testing mechanism is fixedly installed at the lower end of the extension plate, and a control panel is arranged at the front end of the workbench. Supporting legs are fixedly connected to the four corners of the lower end of the workbench. According to the multifunctional liquid crystal screen testing device, through the arrangement of the limiting mechanism, unnecessary displacement or shaking of the liquid crystal screen under the action of pressure can be prevented, it is guaranteed that the pressure can be accurately applied, reliable data can be obtained, and the accuracy of a testing result can be improved.

The utility model discloses a low noise amplifier, particularly relates to amplifier technical field, including low noise amplifier main part, low noise amplifier main part bottom end is fixed with the connecting block, connecting block bottom is provided with the rotation subassembly, the rotation subassembly includes the base, and a rotating rod connected with the connecting block is rotationally arranged at the top of the base, a storage cavity is formed in the base, and the bottom end of the rotating rod is rotationally connected with the inner wall of the bottom of the storage cavity. According to the low-noise amplifier, the connecting block and the low-noise amplifier body are supported through the rotating rod, meanwhile, the ratchet wheel is matched with the pawl, and the pawl is meshed with the ratchet wheel all the time under the elastic force action of the torsion spring, so that the ratchet wheel and the low-noise amplifier body are fixed; a worker only needs to rotate the torsion bar to drive the pawl to be separated from the ratchet wheel, the structure is simple, use is very convenient, the angle of the low-noise amplifier body can be adjusted at will, and applicability is better.

The utility model discloses a protective knife switch socket, including the seat body and detachable installation on the seat body's protective cover, is seted up with the slot on the seat body, the inner wall fixedly connected with the slot of protective cover has the cooperation of inserting the strip, makes protective cover and can be inserted into the slot through the insertion strip and realizes the insertion of seat body, is provided with the fixed mechanism on the seat body, and protective cover can realize the fixing through the fixed mechanism after the insertion of seat body, the beneficial effect of the utility model is: through setting up the split type structure between protective cover and apron, the convenient dismounting, and the cover of protective cover and apron composition can realize the quick installation and dismounting between protective cover and seat body through the fixed mechanism, and the staff is convenient to the quick dismounting overhaul and installation of seat body inside, need not use the tool to dismount to improve the overhaul efficiency.

The utility model discloses a detachable chemical vapor deposition spraying device which comprises a furnace cover and a sprayer, the sprayer is arranged in the middle of the interior of the furnace cover in a penetrating mode and fixedly connected with the furnace cover through screws, and the sprayer comprises a shaft sleeve, a suspension, an air cylinder A, a sleeve, a spraying pipe and an air cylinder B. The shaft sleeve is arranged in the middle of the interior of the furnace cover in a penetrating mode. The detachable chemical vapor deposition spraying device adopts an internal and external combined mounting mode, the internal sprayer can be quickly taken out from the furnace body under the driving of the external air cylinder assembly, the spraying assembly can be quickly disassembled and maintained without opening the furnace cover, the maintenance difficulty is reduced, meanwhile, the sprayer adopts a folding design, and the maintenance cost is reduced. And the shrunk spray thrower can be perfectly hidden in the shaft sleeve after being shrunk and is matched with the plug at the bottom end, so that the shrunk spray thrower does not make contact with the internal space any more, and vapor deposition reaction on the surface of the spray thrower is avoided.

This invention discloses an online monitoring device and method for the concentration and flow rate of sludge in a channel-type internal return system in a wastewater treatment plant. The device includes a biological treatment tank; the biological treatment tank contains multiple anaerobic tanks, multiple anoxic tanks, and multiple aerobic tanks connected sequentially; a mixed liquor internal return channel is provided between the first anoxic tank and the last aerobic tank; the mixed liquor internal return channel is used to return the mixed liquor from the corresponding aerobic tank to the corresponding anoxic tank; a wedge-shaped ultrasonic sensor is installed in the mixed liquor internal return channel; the wedge-shaped ultrasonic sensor scans the mixed liquor in the mixed liquor internal return channel and converts the scanning result into an electrical signal, which is then uploaded to the wastewater treatment plant's central control room. The wastewater treatment plant's central control room detects and calculates the flow rate and concentration by comparing the interrelationships between multiple images or echo patterns ordered chronologically. This invention not only enables rapid and accurate acquisition of flow rate data but also allows for quick disassembly and maintenance.

The utility model discloses a circuit board with a quick clamping fastener, which comprises a circuit board body, four corners of the bottom end of the circuit board body are fixedly provided with connecting clamping columns, and the bottom ends of the four connecting clamping columns are provided with connecting clamping seats in a clamping manner. Four fixing pieces and sixteen fixing holes are arranged in a matched mode so that the four connecting clamping bases can be fixedly installed conveniently, and then four connecting clamping columns at the bottom of the circuit board body are clamped into the four connecting clamping bases till a plurality of limiting clamping blocks are completely clamped with a plurality of limiting clamping holes. At the moment, the eight limiting blocks can pop out of the mounting grooves to be clamped with the eight limiting grooves, so that rapid mounting of the circuit board is achieved, the circuit board body is pulled upwards through a large force, the eight limiting blocks are shrunk into the eight mounting grooves respectively, meanwhile, the multiple limiting clamping blocks are separated from the multiple limiting clamping holes, and therefore the circuit board can be rapidly mounted. And thus, the circuit board can be quickly disassembled and maintained.

The utility model relates to the technical field of combination dies, and discloses a forging and stamping combination die which comprises a fixed base, the two ends of the fixed base are fixedly connected with mounting plates, the tops of the mounting plates are fixedly connected with fixed columns, buffer springs are arranged on the surfaces of the fixed columns in a sleeved mode, and a top plate is arranged at the upper ends of the buffer springs. A punching head is installed on the inner wall of the top plate, a mounting groove is formed in the upper surface of the fixing base, an adjusting assembly is arranged at the upper end of the fixing base, a combination die is arranged at the upper end of the adjusting assembly, and the adjusting assembly comprises a hand wheel. By rotating the hand wheel, the hand wheel drives the lead screw to rotate and drives the nut seat to move, and meanwhile, the inner wall of the nut seat slides on the surface of the limiting rod, so that the stability of the nut seat during moving is improved, the position of the combination die is driven to be moved and adjusted, an operator can accurately adjust the position of the combination die, and the convenience during use is improved.

The invention belongs to the field of energy storage, and particularly relates to a modularized energy storage device for grid connection, which comprises a cabinet body and an energy storage unit, a stand column is vertically arranged in the cabinet body, the outer surface of the stand column is respectively matched with a movable sleeve I and a movable sleeve II from top to bottom, and five axial fixing parts are arranged on the outer surface of the movable sleeve I; the axial fixing part comprises an elbow rod and two right-angle pressing plates, an I-shaped plate is arranged at the bottom of one end of the elbow rod, four through holes are formed in the I-shaped plate, two fixing rods are arranged at the tops of the right-angle pressing plates, first springs are matched with the outer surfaces of the fixing rods, and the outer surfaces of the top ends of the fixing rods are matched with the through holes. Five stabilizing pieces are arranged on the outer surface of the movable sleeve II; by means of the structural design of the stand columns, the axial fixing pieces and the stabilizing pieces, the multiple energy storage units are evenly distributed and fixed in the cabinet body in an annular array mode, it is effectively guaranteed that enough heat dissipation gaps exist between every two adjacent energy storage units, and the heat dissipation rate of the energy storage units during operation is increased.

The utility model discloses a feeding, casting and grooving integrated word bending machine which comprises a fixing frame, the front end and the rear end of the fixing frame are fixedly connected with first hydraulic cylinders, piston rods of the two first hydraulic cylinders are fixedly connected with clamping bases, and a feeding assembly is arranged at the bottom of the fixing frame. The rear end face of the fixing frame is fixedly connected with a mounting frame, the rear end face of the mounting frame is fixedly connected with a second hydraulic cylinder, and a piston rod of the second hydraulic cylinder is provided with a slotting assembly. The surface of a plate is slotted through a milling cutter, the plate does not need to be adjusted, the production efficiency is improved, meanwhile, the milling cutter can be rapidly disassembled and maintained, the using portability is improved, and the using effect is good.

The utility model discloses a convenient-to-use multifunctional intelligent terminal system for automobile driving safety early warning, which comprises a connecting plate, the front surface of the connecting plate is fixedly connected with a concentric-square-shaped positioning plate, the upper and lower ends of the left and right sides of the concentric-square-shaped positioning plate are provided with grooves, one side of the inner cavity of each groove is fixedly connected with a first spring, and the other side of the inner cavity of each groove is fixedly connected with a second spring. The other end of the first spring is fixedly connected with a movable clamping block, a positioning block is arranged on the inner side of the concentric-square-shaped positioning plate, the front surface of the positioning block is fixedly connected with a positioning seat, U-shaped movable grooves are formed in the left side and the right side of the positioning seat, and one side of an inner cavity of each U-shaped movable groove is fixedly connected with a second spring. According to the intelligent terminal equipment, through cooperation of the structures, the capacity of quick disassembly and maintenance can be achieved, screws can be disassembled without the help of tools, time and labor are saved, convenience and practicability are achieved, the connecting bolts can be hidden, and the attractiveness of the installed intelligent terminal equipment body is guaranteed.