173results about How to "Quick disassembly work" patented technology

The invention relates to a forest fire prevention and control apparatus. The forest fire prevention and control apparatus includes a mounting fixed base and a precaution device which is connected withthe mounting fixed base in a coordinated manner, wherein a rotating disk is rotatably arranged in the bottom end surface of the mounting fixed base in a coordinated manner; a column is fixedly arranged at the bottom end surface of the rotating disk; a backing plate is fixedly arranged at the bottom end surface of the column; a plurality of groups of hole cavities which are penetrated up and down;the hole cavities are used to enable screws to penetrate through the hole cavities, thus guaranteeing that mounting is firm; a gear groove is formed in the wall body in the mounting fixed base at theleft side of the rotating disk; a tooth-shaped wheel is arranged at the middle of the gear groove in clearance fit; the right side end of the tooth-shaped wheel is mutually meshed with an outer toothring which is arranged in the circumferential direction of the rotating disk; the top end surface of the tooth-shaped wheel is provided with a first motor in power fit; the outer surface of the firstmotor is fixedly arranged in the top wall in the gear groove; and a recessed groove is formed in the right side end surface of the mounting fixed base.

The invention discloses a novel solar letter box including a letter box body and a solar generation device, the letter box body includes a display screen and a letter inlet, the solar generation device is fixed at the upper part of the letter box body, the solar generation device includes a frame body and angle modulation devices arranged at the top of the frame body and arranged in left-right correspondence, the frame body is arranged at the upper part in the letter box body, the angle modulation devices extend out of the upper surface of the letter box body, each angle modulation device includes a pole arranged at the left side, a moving column arranged at the right side, and a solar panel arranged between the pole and the moving column, horizontally extending guiding cavities are arranged in the frame body in a left-right correspondence manner, and a channel extending along the left and right sides of the top of the guiding cavity penetrates through the top of each guiding cavity. The novel solar letter box is simple in structure, meets the letter box power consumption need through solar generation, reduces the equipment investment input, reduces the manufacturing and maintenance costs.

The invention discloses a TOPCOB-LED display panel based on phase delay film polarized 3D. The TOPCOB-LED display panel comprises a display panel. Two cleaning tanks are symmetrically arranged on thefront surface of the display panel. Two lateral surfaces of the display panel are both fixedly provided with a regulator, one side of which is horizontally provided with a fixed cylinder. The lower surface of the fixed cylinder is vertically connected to a connecting rod. A support bar is horizontally connected to one side of the bottom of the connecting rod. The display panel has a reasonable structural design and is convenient and quick to operate. When a user uses the display panel and watches the display panel for a long time, the display panel will adsorb a lot of dust due to static electricity on the screen. in the device of the invention, a servo motor makes a cleaning brush clean the dust on the screen of the display panel such that the screen of the display panel is kept clean andexcessive dust on the screen is prevented from affecting the watch effect of users; and through a first spring, the cleaning brush can be tightly contacted with the screen of the display panel.

The invention relates to a pipe joint, in particular to a polyvinyl chloride joint for connecting a water tank with a heat pipe of a solar water heater. The body of the joint is divided into two parts, wherein one part is formed by welding plug parts and a heat pipe; and the other part is composed of clamp rings, steel balls, clamp sleeves, compression springs, seal rings and adaptor parts and can be welded with the water tank of the solar water heater or connected with the water tank by screwing a screw thread. When the clamp sleeves are pushed leftwards by external force, a plurality of steel balls slide out of the taper holes of the adaptor parts, the plug parts can be inserted, the external force on the clamp sleeves is removed and the compression springs reset to ensure the steel balls to be stuck in the semi-circular grooves of the plug parts so that the plug parts and the adaptor parts press the seal rings tightly to have sealing effects to ensure the water in the water tank not to leak during operation, and the plug parts can be pulled out when the steel balls slide out of the taper holes of the adaptor parts, thus ensuring convenient, quick, safe and reliable assembly and disassembly of the water tank and the heat pipe of the whole solar water heater.

The invention discloses a cup with a fresh fruit juice squeezing function. The cup comprises a cup body and an upright column arranged at the bottom in the cup body, wherein a bulged table is arranged at the bottom of the right side face of the upright column; a stirring device is arranged above the bulged table, and comprises a sliding plate arranged in a left-right stretching manner, a middle connecting block fixed on the rear side of the sliding plate, a plate wall fixed on the rear side of the middle connecting block and arranged in an upward stretching manner, and a stirring seat arranged above the sliding plate; a first rotating shaft is fixedly arranged at the bottom of the stirring seat; the bottom of the first rotating shaft penetrates through the sliding plate, and is rotationally connected with the sliding plate; an external spline shaft arranged in a downward stretching manner is fixedly arranged at the bottom of the first rotating shaft; a screw rod is fixedly arranged at the top of the stirring seat; a first transfer chamber is arranged in the bulged table; an internal spline shaft arranged in an upper and lower side stretching manner is rotationally connected in a top wall in the first transfer chamber. The cup is simple in structure; up-and-down movement stirring work is automatically controlled; the stirring uniformity is improved; a knife rest can be mounted and dismounted quickly; the stirring stability is improved.

The invention discloses novel intelligent security and monitoring camera equipment which comprises a mounting seat body installed in a wall body and a monitoring computer body being in matching connection with the mounting seat body; an inserted connection groove is arranged in the end surface of the bottom of the mounting seat body; a first sliding cavity is arranged in the wall body in the mounting seat body and on the upper side of the inserted connection groove; a second sliding cavity which extends toward the left side is arranged in the wall body in the mounting seat body and on the upper back side of the first sliding cavity; a conductive jack is arranged in the top wall in the inserted connection groove and is internally provided with a first chute which extends from left to rightin a penetrating manner; a first sliding block which extends from left to right is connected to the interior of the first chute in a sliding and matching manner and is internally provided with a through hole; a second chute which extends upward is arranged at the extension tail end of the right side of the first cute in a communicating manner; and the extension tail end of the top of the second chute communicates with the first sliding cavity. The novel intelligent security and monitoring camera equipment provided by the invention is simple in structure, convenient to operate and convenient and rapid in disassembly work and improves the power supply safety and the power supply stability.

The invention discloses a portable high-efficiency pesticide spraying device, which comprises a spraying vehicle body, a chemical storage spraying mechanism arranged on the top of the chemical spraying vehicle body, a spraying frame mechanism installed on the left end surface of the chemical spraying vehicle body, and a chemical storage spraying mechanism. It is composed of a medicine storage box and a spray pump. The medicine storage box is rotated and connected with a downwardly extending stirring shaft. The spraying body below the medicine storage box is provided with a first sliding chamber, and the bottom end of the stirring shaft extends into the first The first cone wheel is fixed in the sliding chamber and at the end, and the first sliding block is slidably connected to the first sliding chamber on the right side of the first cone wheel, and the first motor is provided in the left end surface on the upper side of the first sliding block The left side of the first motor is mated with a second cone wheel that extends out of the left end face of the first sliding block and is used to cooperate with the first cone wheel. The spraying body below the first slide chamber is provided with a second Motor; the present invention is simple in structure, easy to operate, convenient to disassemble and install, convenient to move, carry and maintain, saves time and effort, stirs evenly, and improves work efficiency.

The invention relates to the technical field of bearing dismounting, in particular to a rotor bearing dismounting tool which comprises a supporting cylinder. A lifting column is arranged at the upperend of the supporting cylinder, the lifting column is sleeved with a spring and a blocking cylinder, the lower end of the spring is in contact with the blocking cylinder, the upper end of the spring is in contact contact with a blocking plate which is fixed to the top of the lifting column, a supporting rod is fixedly connected to one side of the blocking cylinder, and one end of the supporting rod is fixedly connected with the outer wall of the supporting cylinder. By means of the structural design, rapid dismounting work of a rotor bearing is achieved, the rotor bearing is placed in the supporting cylinder, the outer ring of the bearing is heated to generate thermal expansion, thrust acts on the inner ring of the bearing, the bearing is forced to be dismounted smoothly, and the efficiency and the quality of dismounting work are improved.

The invention discloses a high-efficiency dust collection device. The high-efficiency dust collection device comprises a machine body and dust collection structures arranged on the top of the machine body in a left-right corresponding manner. Each dust collection structure comprises a supporting column arranged on the left side, a sliding column arranged on the right side and a dust collection brush arranged between the supporting column and the sliding column. Moving guiding cavities which are formed in a left-right extending manner are formed in the machine body in a left-right corresponding manner. The top of each moving guiding cavity is provided with groove channels in a through manner, wherein the groove channels extend along the left side and the right side of the top of the moving guiding cavity. The top of the right extending segment of each groove channel is provided with a moving guiding groove in a through manner. Each moving guiding cavity is internally provided with a first sliding block in a sliding fit manner. The left side of the top of each first sliding block is provided with a T-shaped block extending into the corresponding groove channel. Each first sliding block is internally connected with a first screw rod in a thread fit manner, wherein the first screw rod extends left and right. The part, on the left side of each moving guiding cavity, of the machine body is internally provided with a converting cavity. The high-efficiency dust collection device is simple in structure and can efficiently collect dust on workpiece surfaces, equipment investment is reduced, and the manufacturing cost and the maintaining cost are reduced.

The invention discloses a multi-bit rapid switching and discharging device for food processing, which comprises an installing frame, a rotary framework, a cutting motor, a discharging head and a transfer joint; the middle of the upper part of the installing frame is detachably connected with a right angle plate frame, and the right angle plate frame is detachably connected with the fixing shaft; the rotary framework is rotationally fit with the fixing shaft; two positioning cross frames are mounted on the fixing shaft, and extruding frames are evenly distributed on the outer edge of the rotaryframework; the extruding frames are connected with a splint through a group of tension spring, and the cutting motor is matched with an eccentric wheel; the eccentric wheel is connected with a pushing cutter through a link rod, the push cutter is glidingly fit with a chute cutter rest installed on one side of the cutting motor. The multi-bit rapid switching and discharging device for food processing can rapidly replace discharging heads to reach the purpose of processing different shapes of foods; the multi-bit rapid switching and discharging device is simple in operation, low in manufacturing cost, convenient to repair, and avoids the problem of single food processing shape in the traditional processing work.

The invention relates to the technical field of pipeline valve replacement auxiliary equipment, in particular to a valve adjusting and replacing assembly for an industrial pipeline and a using method of the valve adjusting and replacing assembly. The valve adjusting and replacing assembly for the industrial pipeline comprises a valve body, a device fixing frame, a rotating plate, a telescopic sleeve plate, a connecting plate, a limiting sliding groove, a limiting rod, a guide wheel and a pushing block; the device fixing frame is connected to the valve body in a clamped mode; the rotating plate is movably connected to the device fixing frame; and the telescopic sleeve plate is fixedly welded to the rotating plate. The valve adjusting and replacing assembly for the industrial pipeline and the using method thereof have the beneficial effects that the valve adjusting and replacing assembly for the industrial pipeline is improved on the basis of the prior art, a connecting frame can be used for driving a pushing piston to move downwards in a storage pipe at the same time, and therefore the linkage effect is achieved; and when the pushing piston moves downwards, a sealant in the storage pipe can be pushed to the connecting position, and the defect that some existing adjusting and replacing devices need to be manually coated with the sealant after mounting is completed is overcome.

The invention discloses a real-time online monitoring system for vibration of a communication optical cable. The system comprises a central processing unit, the central processing unit is in transmission connection with a data collection module through a data transmission module, the input end of the data collection module is electrically connected with the output end of a detection unit through awire, and the input end of the detection unit is electrically connected with the output end of a cable through a wire. The invention relates to the technical field of optical cable vibration sensingmonitoring. The invention discloses a real-time online monitoring system for vibration of a communication optical cable. The output end of a selection module is electrically connected with the input end of a display module through a wire; vibration detection can be performed on multiple positions on the cable so that the detection result is enabled to be more accurate and more comprehensive, corresponding chart information can be selected according to the type of the vibration information, the chart information can be enabled to be displayed to the staff in the form of a chart, and the staff is enabled to more visually understand the situation of the detected information data.

The invention discloses a PCB welding table based on an independent cooling technology. The PCB welding table comprises a table frame; the top end of the table frame is connected with an overturning cavity in a communicating mode; a welding table plate is arranged in the overturning cavity; the welding table plate is rotationally connected to the inner cavity wall of the overturning cavity throughan overturning shaft; side supporting cavities are symmetrically formed in the left side end and the right side end of the table frame; supporting columns are arranged in the side supporting cavities; the supporting columns are rotationally connected to the side supporting cavities through rotating shafts; first protective nets, air cooling fans and pneumatic cylinders are sequentially arranged in inner cavities of air cooling holes from bottom to top; and supporting plate assemblies matched with the welding table plate are fixedly connected to the top ends of pneumatic rods on the pneumaticcylinders. External air is dragged by the air cooling fans to enter the air cooling holes and blows upwards along the air cooling holes, the rising airflow flows to the bottom end of the welding tableplate under the action of a flow guide cavity and obliquely blows the PCB on the welding table plate, thus the PCB can be rapidly cooled, the cooling time of the PCB can be greatly shortened, the non-machining time can be greatly shortened, and the machining efficiency can be greatly improved.

The invention discloses a mini Bluetooth sound box with a lighting function. The mini Bluetooth sound box comprises a machine body, loudspeakers are arranged on the front surfaces at the two sides ofthe machine body, and dustproof covers are rotatably mounted at the positions, close to one sides of the loudspeakers, on the front surfaces at the two sides of the machine body correspondingly. A containing frame is fixedly mounted on the upper surface of one side of the machine body, a fixing block is arranged in the middle of the rear surface of the machine body, sliding grooves are formed on the upper surfaces at the two sides of the fixing block correspondingly, and threaded cylinders are vertically arranged in the two sliding grooves correspondingly. The invention relates to the technical field of mini Bluetooth sound boxes, and according to the mini Bluetooth sound box with the lighting function, the rear surfaces at one sides of the dustproof covers are fixedly connected with the iron sheets corresponding to the magnet sheets, and when the sound box is not used, the iron sheets on the dustproof covers can be attracted under the magnetic force of the magnet sheets, so that the positions of the loudspeakers are covered by the dustproof covers, and the dustproof effect is achieved. The mini Bluetooth sound boxis reasonable in structural design, and enables the practicability to be improved.

The invention discloses a watch band disassembling raw grain assembling mold and method and belongs to the technical field of watch band assembling. The watch band disassembling raw grain assembling mold comprises an upper mold module and a lower mold module which are combined to form the whole mold; the upper mold module comprises a stand column, an upper mold base, a lifting rod and a press-in unit; the lower mold module comprises a lower mold base and a fixed unit; one end of the stand column is connected with the upper mold base, and the other end of the stand column abuts against the lower mold base; the lifting rod vertically penetrates through the upper mold base, and the lower end of the lifting rod is connected with the press-in unit; the press-in unit comprises a press-in base and a press-in piece; the press-in base is connected with the lifting rod, and the press-in piece is detachably installed on the press-in base; and the portion, opposite to the installing position of the press-in unit, of the lower mold base is provided with a fixing unit. Compared with original manual manner pressing, the productivity of the watch band disassembling raw grain assembling mold and method is improved about 5 times, the work efficiency is high, the press-in depth of connection pieces of disassembling raw grains is consistent, damage of the connection pieces cannot be caused, and meanwhile the potential safety hazard caused by manual misoperation is avoided.

The invention discloses a fast new energy vehicle charging pile. The fast new energy vehicle charging pile comprises a machine column and finishing wheels, wherein the machine column is arranged in the charging pile, and the finishing wheels are arranged on the right side of the machine column, and are arranged in a up and down mode with equal distance. The bottom of the right side of the machinecolumn is provided with a base platform. A charging wire coiling device is arranged above the base platform. The charging wire coiling device comprises a sliding joint plate, a middle block; a wall plate and a coiling seat, wherein the sliding joint plate is arranged in a left and right extending mode; the middle block is fixedly arranged on the back side of the sliding joint plate; the wall plateis fixedly arranged on the back side of the middle block, and is arranged in an upward extending mode; and the coiling seat is arranged above the sliding joint plate. The bottom of the coiling seat is fixedly provided with a first rotating rod. The bottom of the first rotating rod penetrates through the sliding joint plate, and is connected with the sliding joint plate in a rotating and matched mode. An external spline shaft is fixedly arranged on the bottom of the first rotating rod, and is arranged in a downward extending mode. A screw-shape rod is fixedly arranged on the top of the coilingseat. A first conversion cavity is formed in the base platform. An inner spline shaft is connected with the top wall of the first conversion cavity in a rotating and matched mode, and is arranged inan upward and downward extending mode. The fast new energy vehicle charging pile has simple structure; the automatic control towards up and down mobile charging line coiling work is achieved; the uniformity of the coiling of the charging wire is improved; the fast disassembly towards a reel is achieved; and the coiling stability of the charging line is improved.

The invention discloses a rapid mounting and dismounting tool for a UT wire clamp. The rapid mounting and dismounting tool comprises a main body, wherein a strip-shaped groove is formed in the inner side of the top end of the main body; a ratchet wheel rod penetrates through the inner side of the strip-shaped groove; a ratchet wheel is connected to the top end of the ratchet wheel rod; an anti-falling clamping groove is formed in the inner side of the bottom end of the main body; an anti-falling ball spring is movably mounted in the anti-falling clamping groove; a rubber handle is connected tothe bottom of the main body; a threaded rod penetrates through the inner side of the main body; and a fixing rod is mounted on the inner wall of the strip-shaped groove. According to the rapid mounting and dismounting tool, through the action of the ratchet wheel rod with the central axis coinciding with the central axis of the ratchet wheel, a worker sleeves screws on the two sides of the UT wire clamp with a double-ratchet-wheel wrench head, an operation handle is moved left and right, so that the double ratchet wheels and a tail end connecting steel rod form a parallelogram, and the purpose of tightening and loosening the screws of the UT wire clamp is achieved in the continuous change of the parallelogram.

The invention discloses novel power cable equipment. The novel power cable equipment comprises a base frame and cable winding devices arranged on the top of the base frame and symmetrically arranged left and right. Each cable winding device comprises a supporting column arranged on the left side, an adjusting column arranged on the right side, and a reel arranged between the supporting column and the adjusting column. Guide sliding cavities stretching left and right are symmetrically formed in the base frame left and right, a via groove stretching along the left side and the right side of the top of each guide sliding cavity is formed in the top of the guide sliding cavity in a communicating manner, a guide sliding groove is formed in the top of the stretching section on the right side of each via groove in a communicating manner, a first sliding block is connected into each guide sliding cavity in a smooth fit manner, a flange block stretching into the corresponding via groove is formed in the left side of the top of each first sliding block, a first screw stretching left and right is connected into each first sliding block in a screw thread fit manner, and a conducting cavity is formed in the position, on the left side of each guide sliding cavity, of the base frame. The novel power cable equipment is simple in structure, safety is improved, the setting speed is increased, the equipment investment is reduced, and the manufacturing cost and the maintenance cost are reduced.

The present invention discloses an electronic dust remover with a conveniently-replaced filter element. The electronic dust remover comprises an electronic dust remover body, an air inlet pipe is fixedly installed on one side of the electronic dust remover body and communicates with the interior of the electronic dust remover body, and an installation hole is formed in the bottom of the electronic dust remover body; and a cover plate is fixedly mounted at the bottom of the electronic dust remover body through bolts, a mounting base is fixedly mounted at the top of the cover plate, and the top of the mounting base penetrates through the mounting hole and is provided with a mounting groove. The electronic dust remover is reasonable in design and good in practicability, dust and particle impurities adhering to the surface of the filter element can be swept down through rotation of the bristles, the filtering effect of the filter element can be improved, the filter element does not need to be frequently disassembled for cleaning or replacement, the disassembling frequency of the filter element is reduced, and the labor amount of workers is reduced; in addition, the filter element can be conveniently and rapidly disassembled and assembled, the filter element can be conveniently replaced, operation is convenient and fast, and time and labor are saved.

A novel forest fire prevention and control device comprises an installation fixing seat and an early warning device which is connected with the installation fixing seat in a matched mode; the end faceof the bottom of the installation fixing seat is internally and rotationally provided with a rotary disc in a matched mode; a vertical column is fixedly installed on the end face of the bottom of therotary disc; a base plate is fixedly installed on the end face of the bottom of the vertical column; a plurality of hole cavities of which the upper ends and the lower ends communicate are formed inthe base plate, and the interiors of the hole cavities are used for allowing screws to penetrate through to be installed firmly; the position, on the left side of the rotary disc, of an inner wall body of the installation fixing seat is internally provided with a gear groove, and a tooth-shaped wheel is installed in the gear groove in an clearance fit mode; the right side end of the tooth-shaped wheel is engaged with an outer toothed ring in the circumferential direction of the rotary disc, and the end face of the top of the tooth-shaped wheel is provided with a first motor in a power fit mode; the outer surface of the first motor is fixedly arranged in the inner top wall of the gear groove; and a concave groove is formed in the end face of the right side of the installation fixing seat.

The present invention includes front board, wind guide grille on the front board of the air conditioner, wind inlet, filter capable of being moved up and down and between the wind guide grille and the wind inlet, handle below the filter, and elevated bottom board. There is a notch at the handle, a notch and a raised part in the contact position between the filter and the wind inlet. The present invention makes it easy to assembly and disassemble the filter and only shifting the handle of the filter can replace the filter.

The invention discloses a line fault indicator dismounting structure for power equipment. The dismounting structure comprises an insulating rod and a fault indicator mounting plate, the insulating rodis fixedly connected with a U-shaped rod, the U-shaped rod is symmetrically and rotatably connected with sleeve shafts, one side of the U-shaped rod is fixedly provided with micro motors, and the output ends of the micro motors are fixedly connected with output shafts; and transmission mechanisms are arranged between the output shafts and the sleeve shafts, a rectangular telescopic rod is slidably inserted into each sleeve shaft in a penetrating mode, and a magnetic clamping block is fixedly connected to the end, away from the corresponding sleeve shaft, of each rectangular telescopic rod. First chain wheels are driven by the micro motors to rotate quickly, so that the rectangular telescopic rods drive the magnetic clamping blocks to rotate quickly, sliding rods and a first limiting rod are driven to rotate oppositely under the clamping of the magnetic clamping blocks and magnetic heads, a threaded head begins to be separated from a threaded groove until the threaded head is completely separated from the threaded groove, and quick disassembly work is completed; adn time and labor are saved.

The invention discloses a convenient power cable device. The convenient power cable device comprises a main body, and guide wheels which are arranged at the right side of the main body and correspond up and down; a convex part is arranged at the bottom of the right side surface of the main body; a cable reeling device is arranged on the convex part; the cable reeling device comprises a slide plate for extending left and right, a connecting part fixed on the back side of the slide plate, a back plate fixed on the back side of the connecting part and extending upwards, and a cable reeling base arranged above the slide plate; a first rotating shaft is fixedly arranged at the bottom of the cable reeling base; the bottom of the first rotating shaft penetrates through the slide plate and are in rotary matching connection with the slide plate; an outer spline shaft for downwards extending is fixedly arranged at the bottom of the first rotating shaft; a threaded rod is fixedly arranged at the top of the cable reeling base; a first conveying cavity is formed in the convex part; and an inner spline shaft for extending towards the upper and lower sides is in rotary matching connection to the interior of the top wall in the first conveying cavity. The convenient power cable device is simple in structure, can realize automatic control of up-down movement for realizing cable reeling, improves the uniformity of cable reeling, realizes quick assembly and disassembly of a cable reel, and improves the cable reeling stability.

The invention discloses a network line management box device. The network line management box device comprises a main cabinet body and a network line management box body; a plurality of storing cavities are distributed in the front side end face of the main cabinet body at equal intervals; guiding sliding strips are symmetrically arranged on the inner walls of the left side and the right side of each storing cavity; a cooling mechanism is arranged in the inner wall of the rear side of each storing cavity; installing connecting mechanisms are symmetrically and fixedly arranged in the inner walls of the rear sides of the storing cavities on the left sides and the right sides of the cooling mechanisms; inserting connecting mechanisms used for being connected with the installing connecting mechanisms in cooperation are arranged on the rear side end face of the network line management box body in a left-right symmetry manner; guiding sliding grooves used for being connected with the guidingsliding strips in a sliding fit manner are symmetrically formed in the end faces of the left side and the right side of the network line management box body; each inserting connecting mechanism comprises a connection block fixedly connected with the network line management box body; and a guiding slide groove is formed in the end face of the side, away from the network line management box body, of each connection block.

The invention discloses intelligent textile winding equipment comprising a rack and winding assemblies mounted on the end face of the top of the rack and arranged in a bilateral-symmetry mode. Each winding assembly comprises a supporting column arranged on the left side, an adjusting column arranged on the right side and a bobbin arranged between the supporting column and the adjusting column. Guide cavities extending leftwards and rightwards are formed in the rack in a bilateral-symmetry mode. A through groove is formed in the top of each guide cavity in a communicating mode, wherein the through groove extends along the left and right sides of the top of the guide cavity. A guide groove is formed in the top of the right-side extending section of each through groove in a communicating mode. First sliding blocks are connected in the guide cavities in a slide fit mode. Convex blocks extending into the through grooves are arranged on the left sides of the tops of the first sliding blocks. First thread rods extending leftwards and rightwards are connected into the first sliding blocks in a threaded fit mode. A transmission cavity is formed in the position, on the left side of each guide cavity, in the rack. The structure of the intelligent textile winding equipment is simple, intelligent control can be achieved, safety is improved, the mounting speed is increased, the equipment investment is reduced, and the manufacturing cost and the maintenance cost are lowered.

The invention discloses a chemical corrosion-resistant filter material. Another two ends of connecting pieces are both fixedly connected with filter basin bodies through fixing mechanisms; a fine fiber layer is located on the outer surface of a filter material body; a coarse fiber layer is located on the inner surface of the fine fiber layer; a base cloth layer is located on the inner surface of the coarse fiber layer; an acid and alkali-resistant protective film is located on the inner surface of the base cloth layer; a basic layer is located at the inner part of the acid and alkali-resistantprotective film; installing grooves are located at the inner side of the filter basin bodies; the upper ends and the lower ends of the installing grooves are both fixedly connected with installing pieces; one side, which is close to a clamping piece, of each installing piece is fixedly connected with a limiting piece. The chemical corrosion-resistant filter material disclosed by the invention isnovel in structure, two fiber layers in different specifications adopt a grid structure formed by PTFE (Polytetrafluoroethylene) fiber bundles, the chemical corrosion resistance of the filter materialcan be stronger, dust can be easily stripped, and the service life of the filter material is greatly prolonged while the functionality of the filter material is increased, so that not only the filtermaterial can be effectively fixed in a filter basin, but also the disassembling work of the filter material can be more rapid, and the practicability of the filter material is increased.

The invention discloses intelligent winding equipment comprising a rack and winding assemblies mounted on the top end face of the rack and arranged in a bilateral-symmetry mode. Each winding assembly comprises a supporting column arranged on the left side, an adjusting column arranged on the right side and a winding cylinder arranged between the supporting column and the adjusting column; guiding cavities extending leftwards and rightwards are formed in the rack in a bilateral-symmetry mode; a through groove extending along the left and right sides of the top of each guiding cavity is formed in the top of the guiding cavity in a communicating mode; a guiding groove is formed in the top of the right side extending section of each through groove in a communicating mode; first sliding blocks are connected in the guiding cavities in a sliding fit mode; protruding blocks extending into the through grooves are arranged on the left sides of the tops of the first sliding blocks; first thread rods extending leftwards and rightwards are connected in the first sliding blocks in a thread fit mode; and a transmission cavity is formed in the position, on the left side of each guiding cavity, of the rack. The structure is simple, intelligent control can be achieved, safety is improved, the mounting speed is increased, equipment investment is reduced, and the manufacturing cost and the maintenance cost are reduced.

The invention discloses a drill bit sleeve applied to the field of building construction equipment. The drill bit sleeve comprises a cylinder, a base and a guide piece sleeved with an elastic piece. Aconnecting hole allowing a drill bit to be inserted therein and matched with a drill bit tool profile at the tail end of the drill bit is formed in the center of the base. A fastening structure is arranged at the position where the base and the connecting hole are attached to the drill bit tool profile at the tail end of the drill bit. A dust collection connector connected with an external dust collector is arranged on the wall of the cylinder. A stroke control mechanism is further arranged between the cylinder and the base. Due to the fact that no sleeve is arranged outside a traditional drill bit, the drill bit can be severely polluted by dust, and evenly splashing injuries can be caused. The drilling depth of the traditional drill bit cannot be limited, and consequentially, the situation that the drilling depth is insufficient or a board is excessively drilled occurs frequently. The drill bit sleeve can be arranged outside a drill bit in a sleeving mode when a tool such as an electric hand drill / impact drill is in use, so that dust and splashing are prevented, an operator is protected, and the drilling depth can be limited.