44results about How to "Squeeze tight" patented technology

The present invention relates to the field of hot-rolled coil detection technology, and in particular to a detection device and method for hot-rolled coil of wheel steel, comprising a support frame, a guide wheel is installed on the side of the support frame, a pressing assembly fixedly connected to the support frame is provided on the side of the guide wheel, a transmitter fixedly connected to the support frame is provided above the pressing assembly, and a receiver fixedly connected to the support frame is provided on one side of the blocking plate; the present invention irradiates the surface of the coil by the arranged transmitter, and when the surface of the coil is smooth, its light is reflected normally, and once a defect occurs on the surface of the coil, the light is irradiated on the defective area, and the light is reflected to the inside of the receiver under the action of the defective area, and an alarm lights up at this time to remind the staff that there is a defect in this area. This detection method does not require manual hand-held irradiation on the hot-rolled coil and then careful identification, which greatly reduces the staff's eye fatigue intensity and can perform continuous detection.

The invention discloses a discharging control device and method for a rock wool production line, and relates to the technical field of rock wool production lines, the discharging control device comprises a supporting frame, the inner wall of the supporting frame is rotatably mounted on a transmission roller, a conveying belt is arranged on the circumferential surface of the transmission roller, and a driving motor fixedly penetrates through the surface of the supporting frame; the output end of the driving motor is fixedly connected with the transmission roller, and a discharging mechanism is arranged on the surface of the supporting frame. Wherein the compaction device comprises a carrying frame, a placing plate, a compression roller, a servo motor, a sliding plate, a first spring, a holding rod, a door-shaped rod, a pushing plate, a second spring and an abutting plate, the carrying frame is fixedly installed at the top of the supporting frame, the placing plate is slidably installed on the inner wall of the carrying frame, rock wool fibers are effectively extruded through reciprocating movement of the pushing plate, and the rock wool fibers are compacted. Loose rock wool fibers are prevented from being dispersed towards the two sides of the conveying belt in the compaction process, and the stability of the compaction effect is ensured.

The invention relates to agriculture and forestry biomass fuel curing forming equipment. The forming equipment comprises a rack, a storage box, a blanking channel, a die and a first driving part, the storage box is connected to the rack, a feeding port and a discharging port are formed in the surface of the storage box, a door structure capable of being opened and closed is arranged at the position, located at the discharging port, in the storage box, the blanking channel is connected to the rack, and the die is connected to the rack. A feeding port of the blanking channel corresponds to a discharging port of the material storage box, a plurality of groups of circumferentially arranged die holes are formed in the surface of the die, each group of die holes consists of a plurality of holes, a discharging port of the blanking channel corresponds to the die holes, and a driving assembly is arranged on the surface of the material storage box; according to the forming equipment, the baffle is arranged at the material storage end of the die hole of the die, through cooperation of the baffle, the extrusion assembly extrudes the unformed biomass fuel more compactly, the formed biomass fuel is further not prone to loosening, and subsequent use of the formed biomass fuel is facilitated.

The invention relates to a cable clamp, a tower and a wind generating set, the cable clamp comprises a clamping assembly, the clamping assembly comprises a first clamping part and a second clamping part which are distributed along a first direction, the first clamping part is provided with a first concave part, the second clamping part is provided with a second concave part, and the first concave part and the second concave part are arranged along the first direction; the first concave part and the second concave part are arranged in a concave mode in the direction away from each other and define a clamping cavity. The connecting assembly is connected to the first clamping part and the second clamping part; wherein the first concave part comprises 2n first arc grooves distributed in the same direction, the second concave part comprises n second arc grooves, every two adjacent first arc grooves form a group and are opposite to one second arc groove, and the distance between the circle centers of circles where the two first arc grooves in the same group are located is smaller than the diameter size of the circle where the first arc grooves are located. N > = 1. According to the invention, the cable clamping and fixing requirements can be met, and the cable clamping and fixing reliability can be ensured.

The utility model discloses a tank body device for a steady flow compensator, which comprises a steady flow compensator tank body, the interior of the box body is divided into a municipal pressure cavity air pressure chamber, a municipal pressure cavity, a user pressure cavity air pressure chamber and a user pressure cavity through a municipal pressure cavity air pressure diaphragm, a user pressure cavity sealing head and a user pressure cavity air pressure diaphragm which are sequentially arranged in the longitudinal direction, a diaphragm supporting net is installed in the municipal pressure cavity, and a plurality of net holes penetrating through the two sides of the diaphragm supporting net are formed in the surface of the diaphragm supporting net. The municipal pressure cavity is outwards connected with a municipal water supply pipe network and a user main pipe interface; the municipal pressure cavity air pressure chamber, the municipal pressure cavity and the user pressure cavity air pressure chamber are respectively provided with corresponding air vents; and the municipal pressure cavity is communicated with the user pressure cavity. According to the four-cavity type steady-flow compensation water supply device, adjustment is carried out in a dual-compensation cooperation mode under different pressure conditions, it is ensured that enough water supply amount and stable and continuous water supply are provided, and the water use requirement of a user is met.

A power supply shell waterproof device comprises an upper shell, a lower shell, a power cord, and a waterproof component. The waterproof component is formed integrally by a sealing position and a shell sealing position connected end to end. A joint is provided on the power cord, and is sealed and sleeved in the sealing position through the joint. An upper waterproof rib is provided on the upper shell, and is sealed and pressed above the sealing position and the shell sealing position through the upper waterproof rib. A lower waterproof rib is provided on the lower shell, and is sealed and pressed below the sealing position and the shell sealing position through the lower waterproof rib. The present invention not only increases the contact position between the upper shell, the lower shell, the joint, and the waterproof component after assembly to form more fitting surfaces through the improvement of the above structure, but also avoids the gap formed by the upper shell, the lower shell, the joint, and the waterproof component after assembly, thereby completely preventing water vapor or moisture from entering the interior of the upper shell and the lower shell, greatly improving the waterproof performance of the power supply shell, not only achieving the maximum waterproof effect, but also correspondingly improving the use safety and service life of the power supply shell.

The present invention discloses a drainage well which is easy to install and relates to the technical field of drainage well installation. The drainage well comprises a cement cushion layer, an extrusion assembly and an adjustment assembly. A plurality of groups of threaded columns are preset inside the cement cushion layer, a base is installed on the threaded columns, a threaded block threadedly connected to the threaded columns is installed on the base, and a sealing cushion layer is installed on the top of the cement cushion layer. The extrusion assembly is installed on the base, and the extrusion assembly comprises a plurality of groups of connecting blocks arranged in a circle, and an extrusion plate is fixedly connected to the connecting block. The extrusion assembly squeezes the drainage well through the plurality of extrusion plates so that the drainage well is fixed on the sealing cushion layer arranged on the top of the cement cushion layer. The present invention enables the drainage well to be quickly installed and disassembled through the action of the extrusion assembly and the adjustment assembly, thereby solving the problem in the prior art that the drainage well is difficult to install and disassemble due to the installation of cement.

The present invention provides a tractor wire harness production and processing device, belonging to the technical field of tractor wire harness production. It comprises a machine body, the wire inlet end of the machine body is fixedly connected with a combing component, the combing component is used to assist the user in placing the wire harness, the combing component is connected to the machine body; the pulling component is used to fix and pull the wire harness, the pulling component is connected to the machine body. The present invention provides a combing component and a pulling component, the combing component can not only improve the efficiency of the user in placing the wire harness, but also can tighten and limit the loose wire harness according to the size of the wire harness during the process of placing the wire harness; the pulling component can not only quickly fix one end of the wire harness, but also can automatically pull the wound wire harness out of the device instead of manpower, such a setting ensures that the wire harness will not be unevenly wound due to excessively fast or slow speed during the pulling process.

This utility model discloses a movable base for a lifting platform, relating to the field of lifting platform mobility technology. It includes a base with a support frame movably connected to one side, a tire fixedly connected to the bottom of the base, and a support assembly at the bottom of the base. The support frame includes a connecting block, one side of which is fixed to one side of the base. Upon activation of the support frame, the support frame drives a transmission rod to move within the connecting block, thereby causing a limiter and a fixed column to move synchronously. At this time, the adjusting screw rotates, and using a threaded structure, the fixed column drives the adjusting column to move up and down along its inner wall. The adjusting column then drives the support base plate to move downwards, causing the support base plate to tightly press against the ground and achieve stable fixation. This process, through mechanical linkage and threaded adjustment, precisely controls the position and pressure of the support base plate, providing reliable support for the overall equipment, effectively enhancing equipment stability, reducing the risk of shaking and displacement, and ensuring normal equipment operation.

The coiled steel box saddle assembly device features two sets of opposing fixed and movable clamping components on a support platform. Connecting components are located on both sides of the support platform, with bottom cylinders fixed to them. The free end of the piston rod of the bottom cylinder is connected to the clamping part. A rotating part is located on the support platform, connected to the clamping part. The bottom cylinders drive the clamping part, which in turn rotates downwards and presses down, thus clamping the end saddles. This invention enables rapid positioning of the two end saddles and two middle saddles. The bottom cylinders push the clamping parts to clamp the ends, ensuring minimal deformation during welding. Similarly, cylinders push clamping components in both the transverse and longitudinal directions to tightly compress the saddle steel structure, ensuring no gaps during assembly, thereby improving the assembly efficiency of the coiled steel box saddles and enhancing welding quality.

The utility model provides a stamping die and quick dismantlement structure, including: guide pillar subassembly and guide sleeve, the guide pillar subassembly is installed at the four corners of lower die holder top, guide pillar subassembly includes the butt joint screw that is used for quick dismantlement, quick dismantlement screw and the guide pillar body below the quick dismantlement screw form an integral structure, the upper die holder is provided above the lower die holder, and the upper die holder is provided with the guide sleeve. The upper die base is provided with a plurality of butt joint screw rods, four mounting grooves are formed in four corners of the bottom of the upper die base, each mounting groove is internally provided with a guide sleeve, and the bottom of each guide sleeve is provided with an embedding ring, compared with the prior art, the guide pillar assembly and the guide sleeves are arranged, and the guide pillar body is rotated to drive the butt joint screw rods to be separated from the interiors of the butt joint grooves; the guide column assembly can be quickly locked and taken down, then a flat-head screwdriver is clamped into the quick-release clamping grooves in the front position and the rear position of the inner side of the embedding ring, the embedding ring is rotated in the reverse direction, accordingly, the guide sleeve is driven to be disengaged from the interior of the mounting groove, and the final effect is that the disassembly efficiency of the guide column assembly and the guide sleeve can be remarkably improved.

The utility model relates to the technical field of cheese production discloses a liquid separation device for cheese production, include: conveying separation cylinder, its top is equipped with feed inlet, bottom is equipped with solid -liquid separation net and base, driving mechanism, including fixed in conveying separation cylinder top's drive motor and the conveying shaft of penetrating cylinder body, spiral conveying subassembly, including install on the small interval spiral vane of conveying shaft, middle distance spiral vane and big interval spiral vane, three groups of spiral vane follow the solid -liquid separation net from feed inlet along material conveying direction and set gradually. The spiral conveying subassembly that sets up realizes the effective extrusion and the delivery of cheese raw materials through the spiral vane design of different interval, improved the efficiency that solid -liquid separated. Small interval spiral vane carries out close extrusion to raw materials in initial stage, is helpful to discharge the superfluous liquid among it, and gradually increasing spiral vane interval provides more relaxed delivery environment in the subsequent process, avoids the solid component damage caused by excessive extrusion.

The invention provides a tractor wire harness production and processing device, and belongs to the technical field of tractor wire harness production. Comprising a machine body, the wire inlet end of the machine body is fixedly connected with a carding assembly, the carding assembly is used for assisting a user to place wire harnesses, and the carding assembly is connected with the machine body; the traction assembly is used for fixing and pulling a wire harness, and the traction assembly is connected with the machine body. By arranging the carding assembly and the traction assembly, the carding assembly not only can improve the wiring harness placement efficiency of a user, but also can tighten and limit loose wiring harnesses according to the sizes of the wiring harnesses in the wiring harness placement process; the traction assembly not only can quickly fix one end of the wire harness, but also can replace manpower to automatically pull the wound wire harness out of the device, so that the phenomenon that the adhesive tape is wound unevenly due to too high or too low speed in the wire harness traction process is avoided.

The invention discloses a modified fiberboard raw material dewatering device which comprises a dewatering device body, the dewatering device body is mainly composed of pre-dewatering units on the two sides, a middle strengthening dewatering unit and a drying dewatering unit below the middle strengthening dewatering unit, and the pre-dewatering units structurally comprise filter cartridges symmetrically arranged on the two sides; and filter screens are mounted in the two filter cartridges. The material conveying augers are arranged on the two sides in the pre-dehydration unit, and the distance between every two adjacent spiral blades on the material conveying augers on the two sides is from large to small from the two ends to the middle, so that the squeezing effect between materials is stronger and the dehydration effect is better when the materials move towards the middle, and the dehydration efficiency is improved; and meanwhile, a conical head is matched to push the conveyed materials to one point in a concentrated mode to enter an extrusion channel, the materials are extruded more tightly in the extrusion channel under pushing of the counteraction of a limiting spring, the extruded materials fall into a drying channel to be conveyed by a material conveying belt, and a hot-air blower is matched for drying during conveying.

The utility model relates to the field of paper product production, in particular to a net part dehydration vacuum device. The utility model provides a net part dehydration vacuum device which can extrude and adsorb moisture on the surface of paper, improve the adsorption efficiency of the moisture on the surface of the paper and improve the dehydration effect of the paper. A net part dehydration vacuum device comprises a base, water suction boxes, net strips, pipelines and extrusion mechanisms, the three water suction boxes are connected to the upper side of the base, the net strips are connected to the water suction boxes, the pipelines are connected to the front sides of the water suction boxes, and the extrusion mechanisms used for extruding paper to extrude out water are arranged on the water suction boxes. The telescopic air cylinder drives the sliding frame to move downwards, then the roller is driven to move downwards to make contact with the clamping net, then the clamping net is pushed to move rightwards, the roller is driven to rotate while moving, and therefore water on the surface of paper is squeezed and adsorbed, the paper is squeezed more compactly, and the adsorption efficiency of the water on the surface of the paper is improved; and the paper dehydration effect is improved.

The utility model provides a laser cutting machine with a limiting structure. The laser cutting machine with the limiting structure comprises a supporting block, a supporting table is fixedly connected to the top of the supporting block, a fixing block is fixedly connected to the front face of the supporting table, and an electric push rod is fixedly installed at the top of the fixing block. According to the laser cutting machine with the limiting structure, the supporting frame is arranged, when materials with different shapes and sizes are cut, the cut materials are placed on the top of the limiting plate, at the moment, the supporting frame slides to the position over the cut materials, and the electric push rod is started; and the electric push rod can drive the cutting material to move upwards through the limiting plate, the supporting frame is made to be tightly extruded on the top of the cutting material, then the effect of limiting and fixing the cutting materials of different sizes and shapes is achieved, and convenience is brought to cutting of the cutting materials of different shapes.

The utility model relates to the technical field of inflating valve multi-cavity molds, and discloses a multi-cavity vulcanizing mold for a buckle type inflating valve, which comprises a base, a mold plate I, a mold plate II, a mold plate I and a mold plate II, the mold assembly is fixedly mounted in the base; the mold assembly comprises a fixed part and a mold cavity part; the die pressing assembly is arranged at the top of the first die plate; the pressing die assembly comprises a die part and a pressing die part; the fixing part comprises a clamping block, a first threaded rod is movably installed in the base, and a rocking disc is fixedly installed at one end of the first threaded rod. The mold assembly is arranged, the first threaded rod rotates to enable the clamping block to move, so that the inflating valve is clamped, the situation that the demolding quality is affected due to the fact that the inflating valve deviates during mold pressing is avoided, the top of the base is blocked by the bottom of the inflating valve, the leakproofness of the upper mold cavity and the lower mold cavity is kept, and the effect that the demolding quality of the mold is guaranteed is achieved.

The utility model discloses a kind of float ball type telescopic bottom valves, the kind of float ball type telescopic bottom valve, including valve body, the bottom of the valve body is fixed with base, the inside threaded sleeve of the base is fixed with locating bolt.The utility model provides a kind of float ball type telescopic bottom valve is set by setting closure plug, when valve is opened, fluid can flow to the inside of discharge groove by base, fluid can promote closure plug to lift and flow to the inside of valve body at this time, so that float ball can be suspended by telescopic rod to drive closure plug continuously when floating, so that fluid can be stable to flow, so that when valve is closed, float ball can be suspended by telescopic rod to drive closure plug to be stably sleeved in discharge groove when being affected by gravity, so as to reach the closure effect of discharge groove, promote the fluid reflux in valve body to be able to be tightly extruded to closure plug, and then greatly improve the sealing effect inside when bottom valve is closed.

The utility model provides a kind of pre-pulverization structure of kitchen garbage fermentation device, comprising: base, the upper end of the base is fixedly connected with pulverization cylinder, the inside of the pulverization cylinder is provided with pulverization mechanism and cleaning mechanism, compared with prior art, the utility model has the beneficial effects as follows: by setting pulverization mechanism, when material enters pulverization cylinder, first pass through the smaller diameter upper pulverization block area, the larger primary pulverization gap formed between it and cylinder wall fixed rack can carry out preliminary cutting and crushing to material, subsequently, material enters the larger diameter lower pulverization block area, to ensure that material is fully pulverized, so that pulverization effect is more uniform and controllable, and by setting cleaning mechanism, water flow is delivered to the flow pipe and upper and lower annular pipe by water pump, and water curtain covering entire pulverization area inner wall and pulverization component is formed by circumferentially distributed cleaning nozzle, realizing the automatic cleaning of the inside of pulverization cylinder, providing sanitary protection for fermentation process.

The utility model relates to the technical field of pattern sewing machines, and provides a thread residue collecting device for a pattern sewing machine, which comprises a working table, a pattern sewing machine body is fixedly arranged on the front side of the top of the working table, and a collecting box is fixedly arranged at the center of the bottom side in the working table. A first rotating rod is movably embedded in the position, close to the top, of the center of the right side of the collecting box, a crank is fixedly installed on the right side of the first rotating rod, a forward rotating lead screw is fixedly installed on the left side of the first rotating rod, a second rotating rod is fixedly installed on the left side of the forward rotating lead screw, and a reverse rotating lead screw is fixedly installed on the left side of the second rotating rod; when the thread residue collecting device is used, thread residues can be squeezed to be more compact through the structures such as the forward rotation lead screw and the pressing plate, the space of the collecting box is saved, and the cleaning period is prolonged.

This utility model discloses a waterproof and dustproof structure for a lithium battery, including a lower cover and an upper cover. One side of the lower cover and the upper cover, respectively, has an integrally formed extension edge one and an extension edge two. A sealing strip one is sandwiched between the extension edges one and two. Fastening components for squeezing the sealing strip one penetrate the corners of the overlapping extension edges one and two. The fastening components are elastic near both ends. Compared with the prior art, the advantages of this utility model are that the concave-convex design of the sealing strip one, in conjunction with the concave-convex surfaces of the extension edges, increases the tortuosity of the sealing path, making it difficult for moisture or dust to directly penetrate; the adhesive layer on the sealing strip one is bonded to the extension edge, and the adhesive layer can maintain tight contact even under vibration or temperature changes, preventing gap formation; the fastening components provide constant compressive force, compensating for the loss of elasticity of the sealing strip and ensuring that the sealing strip is always tightly squeezed.

The utility model discloses a detachable lightning protection grounding electrode connecting assembly for electric power engineering, which comprises sleeves, the sleeves are symmetrically arranged, a gap between the sleeves is fixedly connected with a connecting frame, a lead is sleeved in the connecting frame, two ends of the lead respectively extend into the sleeves, a fixing device is arranged outside the sleeves, and the fixing device is fixedly connected with the sleeves. The fixing device is used for fixing the grounding electrode, and the surface of the sleeve is provided with a fastening bolt. According to the detachable lightning protection grounding electrode connecting assembly for the electric power engineering, the sleeves are symmetrically arranged and connected through the connecting frame, and the wire is sleeved with the connecting frame and extends into the sleeves. According to the structural design, the assembly is more convenient to mount and dismount, when the grounding electrode goes wrong and needs to be maintained or replaced, operation can be rapidly carried out, the maintenance cost is reduced, the maintenance time is shortened, and the fixing effect of the grounding electrode is effectively improved through the arrangement of the fixing device.

The utility model provides a power distribution cabinet. The power distribution cabinet comprises a box body, a supporting plate is fixedly connected to the front face of the inner wall of the box body, a base is fixedly connected to the top of the supporting plate, a limiting groove is formed in the top of the base, and a protection sleeve is fixedly connected to the interior of the limiting groove in a sleeved mode. According to the power distribution cabinet provided by the utility model, the threaded rod is arranged, when power lines are distributed, the lines penetrate into the wire inlet, the lines with different sizes are sleeved in the limiting groove, and the threaded rod is rotated to drive the lifting seat to move up and down; the lifting seat is tightly extruded at the top of the line, so that the lines with different diameters are extruded and fixed in the base, the effect of fixing the lines with different diameters is achieved, and the problem that the lines with different sizes are difficult to distribute and fix due to the fixed size of a fixed limiting part is solved; therefore, the practicability of the power distribution cabinet is improved.

The utility model discloses a static electricity eliminating device of a glass spacing paper cutting machine. The static electricity eliminating device comprises a static electricity eliminating ion wind bar and ventilation meshes formed in the static electricity eliminating ion wind bar. A sleeve joint connecting ring is arranged on the side face, close to the end face, of the static electricity removing ion wind bar, a lifting threaded rod is arranged in the connecting supporting rod, a shifting adjusting knob is arranged on the outer side of the lifting threaded rod, an inner connecting telescopic body is arranged at the upper end of the lifting threaded rod, and a rubber adsorption connecting body is connected to the upper tail end of the connecting supporting rod. An adjusting knob is rotated to enable a lifting threaded rod to move downwards, and an inner connecting telescopic body extends to enable the pressure intensity in a rubber adsorption connecting body to be reduced, so that external atmospheric pressure extrudes the rubber adsorption connecting body to be tighter; by means of the improvement, the static electricity eliminating device of the glass spacing paper cutting machine can be installed and connected more conveniently and rapidly, and therefore the use practicability of the static electricity eliminating device of the glass spacing paper cutting machine can be effectively improved.

The utility model discloses a novel packaging device for garment processing, which belongs to the technical field of novel fiber and composite material preparation and comprises a base, a storage bag is placed at the upper end of the base, a support frame is fixedly arranged at the upper end of the base, and limiting grooves are respectively arranged on the left side and the right side of the lower end of the support frame. First telescopic rods are fixedly arranged on the left side and the right side of the lower end of a supporting frame correspondingly, a second telescopic rod is driven by the first telescopic rods to move up and down, and a left baffle and a right baffle are conveniently driven to move up and down, so that the left baffle and the right baffle are conveniently moved up and down into a storage bag; the left baffle and the right baffle can be conveniently driven to move left and right, the tightness of the left baffle and the right baffle tightly attached to the interior of the storage bag in a limited mode is conveniently adjusted, and therefore the storage bag can be conveniently limited and fixed through adjustment of the left baffle and the right baffle, the opening position of the upper end of the storage bag is limited and fixed, and clothes loading work is facilitated.

The invention discloses an air bag pipe pile and a using method, and relates to the field of civil engineering, the air bag pipe pile comprises a main pile body and a movable pile body, the main pile body is arranged to press a soil body, at the moment, the main pile body and the movable pile body are integrated, no protrusion exists, the whole is smoothly embedded into the soil body, and after the main pile body and the movable pile body are embedded in place, the air bag pipe pile is formed. Pressurizing is started, so that the outer air bag and the inner air bag expand to squeeze the soil tightly, and the side wall friction resistance is enhanced. The main pile body comprises an outer air bag arranged on the surface of the main pile body. A force is applied to the outside by inflating the outer bladder. The movable pile body is in sliding connection with the main pile body, the movable pile body is connected with the inner air bag, expansion of the inner air bag drives the movable pile body to move, the first air bag of the pile head is pressurized, and the first air bag is pressed into the soil body towards the side wall to form built-in fixation. The main pile body is embedded into a soil body, and after the main pile body reaches a designated position, pressurization is started, so that the outer air bag and the inner air bag are continuously expanded, pressure is applied to the outer side, and the side wall friction resistance is enhanced.

The utility model relates to the technical field of harvester headlamps, in particular to a harvester headlamp dismounting and mounting structure which comprises a shell and a lampshade, an annular groove is formed in the right side of the shell, an O-shaped sealing ring extruded with the left side of the lampshade is installed in the annular groove, the outer wall of the shell is fixedly connected with a first connecting ring, and the outer wall of the shell is fixedly connected with a second connecting ring. A second connecting ring is fixedly connected to the outer wall of the lampshade, supporting plates are fixedly connected to the upper side and the lower side of the outer wall of the second connecting ring correspondingly, and rotating shafts are rotationally connected to the left sides of the two supporting plates correspondingly; two screws are rotated, two limiting columns enter two limiting holes, and the two limiting holes are extruded, so that the lampshade and the O-shaped sealing ring are tightly extruded, the lampshade is mounted while the shell and the lampshade are sealed, and when the lampshade needs to be dismounted, the operation is carried out in opposite steps, and the operation is convenient. And when the light source needs to be replaced, the effect of conveniently disassembling and assembling the lampshade is achieved.

The utility model provides a greenhouse for agricultural product production, and relates to the technical field of greenhouses, the greenhouse comprises two bottom rods, a first support keel and a second support keel are fixed on the tops of the two bottom rods, the tops of the bottom rods are provided with chutes, the interiors of the chutes are slidingly connected with slide blocks, and the slide blocks are connected with the bottom rods. A movable keel is fixed to the top of the sliding block, a micro servo motor is fixed to the bottom of the top of the first supporting keel, a first threaded rod is fixed to the power output end of the micro servo motor, and a connecting block is fixed to one side of the movable keel. According to the device, when the interior of the greenhouse needs to be cooled, a micro servo motor is controlled to rotate reversely, a first threaded rod is driven to rotate reversely, a threaded sleeve block and a movable keel are driven to move, and the movable keel in a clamping groove moves in the direction away from the clamping groove, so that the top of the greenhouse can be completely opened; and therefore, the effect of quickly ventilating and radiating can be achieved.

The invention provides an edge cutting and collecting device for drying agent packaging bag processing, and relates to the field of packaging bag edge cutting. The edge cutting and collecting device for desiccant packaging bag processing comprises a collecting shell, the collecting shell comprises an upper collecting shell body and a lower collecting shell body which communicate with each other, the upper portion of the upper collecting shell body is used for collecting edge cutting residues, and a smashing assembly A used for cutting the edge cutting residues into strips is installed in the upper collecting shell body; the bottom of the upper collecting shell is provided with a crushing assembly B for crushing strip-shaped trimming residues; according to the edge cutting and collecting device for desiccant packaging bag processing, by arranging the smashing cutter A, edge cutting residues can be smashed into strips, the strip-shaped residues can be smashed into fragments through the smashing cutter B, the purpose of smashing the residues is achieved, due to the fact that the sizes of smashed residue particles are small, closer accumulation can be achieved, gaps between the particles are reduced, and the particle size is reduced. Therefore, the overall occupied space is reduced, and crushed residual materials are stacked together through a plurality of arc-shaped plates and are extruded and compacted.

The utility model relates to the technical field of dust removal environmental protection equipment, and particularly discloses bag dust removal environmental protection equipment convenient for dust removal, which comprises a bottom plate and a plurality of dust removal bags, a dust removal box is arranged above the bottom plate, a transverse plate is arranged in the dust removal box, and a plurality of uniformly distributed passing openings are formed in the upper end of the transverse plate in a penetrating manner; the plurality of dust collection cloth bags penetrate through the plurality of passing openings respectively, the upper ends of the plurality of dust collection cloth bags are fixedly connected with fixing rings, and a plurality of first annular positioning grooves are formed in the upper end of the transverse plate; the pressing plate and the multiple supporting frames are taken out, the multiple dust collection bags are taken out from the interior of the dust collection box, and therefore the purpose of conveniently cleaning dust of the dust collection bags is achieved, the angle and orientation of the dust collection cover in the vertical direction can be adjusted through the shaping hose, and then the driving mechanism drives the rotating disc to rotate, so that the angle of the dust collection cover in the horizontal direction can be adjusted according to needs; the purposes of flexibly adjusting the angle and the orientation of the dust collection cover according to the dust collection direction and improving the use flexibility are achieved.