40results about How to "Prevent loose deformation" patented technology

The invention relates to a hay bundle processing machine and a hay bundle processing method, in particular to a device and a method which can be used for cutting a large square hay bundle into hay slices, conducting secondary compression forming after the hay slices are cut into sections and conducting bundling, section cutting and collection operation to the formed hay bundles. A device for processing a large square hay bundle into high-density small square hay bundles comprises a feeding mechanism, a large square hay bundle slicing mechanism, a hay slice separation and conveying mechanism, a hay slice section-cutting mechanism, a secondary compression mechanism, a bundling mechanism, a formed hay bundle section-cutting mechanism and a formed hay bundle collection mechanism. The device and the method have the advantages that the large square hay bundle can be processed into the high-density small square hay bundles, the final products can be tidily collected and the subsequent operation efficiency is improved.

The invention provides a novel cooling device for automobile accessories. The novel cooling device comprises a support, a model groove, a first guide pipe and a second guide pipe. The support is connected with the model groove through a transverse beam, the first guide pipe is arranged on the periphery of the model groove, a first water inlet of the first guide pipe is formed in the lower portion of the right side of the model groove, a first water outlet of the first guide pipe is formed in the upper portion of the right side of the model groove, the second guide pipe is arranged at the bottom of the model groove, a second water inlet of the second guide pipe is formed in the middle of the bottom of the model groove, and a second water outlet of the second guide pipe is formed in the lower portion of the left side of the model groove. The novel cooling device has the advantages that the novel cooling device is reasonable in structure, simple in design and convenient to operate; the model groove is formed to be matched with the accessories to be cooled and achieves the effect of supporting the accessories, and concave-convex shapes are prevented from being loosened and deformed under the gravity effect; as the guide pipes are arranged on the periphery and at the bottom of the model groove, water leading of the guide pipes can be carried out at the same time, the temperature of the accessories is rapidly decreased, cooling shaping is carried out, and the product quality is accordingly guaranteed.

The invention relates to the field of multi-core cable manufacturing equipment, in particular to multi-core cable hinging and synchronous belt winding integrated equipment. The equipment comprises a multi-cable weaving and winding machine, multiple adjusting pay-off devices, a cable reversing and gathering device, a synchronous adhesive tape binding device, an adhesive pressing abutting device anda take-up driving frame, wherein the multiple adjusting pay-off devices are coaxially arranged on a main shaft at the discharge end of the multi-cable weaving and winding machine; the cable reversingand gathering device is coaxially arranged on one side of the multiple adjusting pay-off devices, and in the working state, the cable reversing and gathering device and the multi-cable weaving and winding machine rotate reversely; the working end of the synchronous adhesive tape binding device is coaxially arranged on one side of the cable reversing and gathering device; the adhesive pressing abutting device is arranged on one side of the synchronous adhesive tape binding device, and in the working state, a multi-core cable wrapping adhesive tape coaxially penetrates through the adhesive pressing abutting device to elastically abut against the working end; and the take-up driving frame is arranged on one side of the adhesive pressing abutting device, and a cable leading device used for drawing the cable in a reciprocating mode to facilitate take-up is further arranged between the take-up driving frame and the adhesive pressing abutting device. The equipment facilitates adjustment of the cable winding density and can synchronously wind the adhesive tape on the multi-core cable to prevent the multi-core cable from loosening and deforming.

The invention discloses a polyamide production system. The polyamide production system comprises a polymerization plant, an acidification kettle, a plate-and-frame filter press, a transferring kettle, a centrifugal separation device, a film evaporator, a molecular distillation device, a pipeline switching and filtering device, a polycondensation device, a filtering device and a pelleting system sequentially from front to back according to a technical process, and further comprises a waste gas treating device and a waste water treating system. The waste gas treating device is used for subjecting waste gas produced in a production process to decomposition and sedimentation treatment. The waste water treating system is used for subjecting waste water produced in the production process to purification treatment. The invention further discloses a polyamide production method for the polyamide production system. The polyamide production system and the polyamide production method have the advantages of high processing efficiency, high processing safety, low product impurity rate and capabilities of treating the waste water and the waste gas produced in the production process, and are mainly applied to the technical field of polyamide production.

The invention discloses a book classification collator for a library, and relates to the technical field of book management auxiliary devices. Limiting rods are fixed to the four corners of the upper surface of a first supporting plate correspondingly, and the limiting rods are movably sleeved with limiting rings; a second supporting plate is arranged among the four limiting rings, and the left side wall and the right side wall of the second supporting plate are fixed to the limiting rings on the left side and the right side correspondingly; an inflation supporting column is fixed to the upper surface of the first supporting plate, and the upper end of the inflation supporting column is fixed to the second supporting plate; a first one-way valve is arranged on the lower portion of the left side of the inflation supporting column, and airflow flows from inside to outside; a second one-way valve is arranged on the lower portion of the right side of the inflation supporting column, and the airflow flows from outside to inside. The height can be adjusted according to the positions of arranged books, so that a worker is prevented from repeatedly stooping and squatting down to arrange the books, and the practicability is improved; and the books can be fixed, loosening and deformation of the books are avoided, and the effect of protecting the books is achieved.

The invention discloses a polyamide production system. According to the technological processes, the polyamide production system comprises a polymerization device, an acidification kettle, a sheet frame pressure filter, a transition kettle, a centrifugal separation device, a film evaporator, a molecular distillation device, a pipeline changing and filtering device, a polycondensation device, a filter device and a prilling system in sequence from former to latter. According to the technological processes, the prilling system comprises a prilling mechanism, a particle conveying mechanism and a prilling, classifying and discharging mechanism in sequence from former to latter. The polyamide production system has the advantages of being high in processing efficiency, good in processing safety and low in product impurity rate.

The invention discloses a construction method of a high-ground-stress soft rock extrusion large-deformation tunnel. The main control measures of the construction method comprises advanced pre-grouting, large-section excavation, large-diameter foot locking, resin pre-stressed anchor cable construction, double-control ring forming step pitch construction, cover arch installation and mechanical matching rapid construction. The construction method can improve the strength and stability of surrounding strata, reduce the disturbance frequency of excavation on broken surrounding rocks, actively support the surrounding rocks, quickly anchor and early load, control the expansion of a loose circle, strengthen the rigidity of resisting deformation of a primary support structure, compress an unfavorable stress state of the structure to be the shortest, improve the working efficiency, remarkably improve the working environment, reduce the labor intensity and save the labor, the construction problems that the tunnel face of the high ground stress soft rock extrusion large deformation tunnel is prone to collapse, deformation is uncontrollable, the progress is not ideal and the like are effectively solved, and the method has the advantages of overall utilization of resources, ordered management, guarantee of engineering safety and quality and the like.

The invention provides a positive pressure explosion-proof box body and a positive pressure explosion-proof unit, and the box body comprises a box body frame which is provided with a movable cover plate installation port; the rubber strip frame is elastic and is arranged at the movable cover plate mounting opening, and the rubber strip frame comprises a main body part forming the frame, and an outer edge and an inner edge which are arranged on the main body part; the sealing rubber strips are arranged on the outer edge and the inner edge; the number of the movable cover plates is at least one, the movable cover plates are detachably installed outside the movable cover plate installation openings, and after the movable cover plates are installed, the movable cover plates apply pressing force towards the inner side of the box body frame to the rubber strip frame by pressing the inner edges so that the outer edges can be tightly attached to the outer surfaces of the framework rectangular pipes. A first seal is formed between the outer edge and the framework rectangular tube, and a second seal is formed between the movable cover plate and the inner edge.

The invention discloses a belt tensioning device. The device comprises a shell and an inner sleeve, wherein the inner sleeve extends into the interior of the shell, through holes are formed in the twosides of the shell, strip-shaped holes are formed in the two sides of the inner sleeve, and the center lines of the two through holes and the center lines of the two strip-shaped holes are arranged in the same horizontal plane; and a rotating shaft penetrates through the two through holes and the two strip-shaped holes, a gear is fixed in the middle of the rotating shaft, a rack meshed with the gear is fixed on the inner side of the inner sleeve, two first bearings are installed on the rotating shaft, the two first bearings are arranged on the two outer sides of the shell correspondingly, andan adjusting hand wheel is fixed at one end of the rotating shaft. According to the device, after a lock nut is loosened, the tension degree of a belt can be adjusted by applying torsion to the adjusting hand wheel, due to fact that the friction resistance between the inner sleeve and the shell is very small, the adjustment can be carried out with no need for applying of the very large force, sothat the labor intensity is reduced, the work efficiency of belt tensioning adjustment is greatly improved, and after the lock nut is screwed tightly, looseness and deformation of an adjusting devicein the using process can be effectively prevented.

The invention discloses a sweat-absorbent sock and a processing method thereof. The sweat-absorbent sock comprises a sock main body, a connecting sock tube, a binding mechanism, a fixing mechanism and a clamping mechanism, the connecting sock tube is fixedly connected to the top end of the sock main body, the binding mechanism movably sleeves the connecting sock tube, the fixing mechanism is arranged on the binding mechanism, the clamping mechanism is arranged on the binding mechanism. the binding mechanism comprises a first binding belt, a second binding belt and an elastic band, the fixing mechanism comprises a female buckle and a male buckle, and the female buckle and the male buckle are buckled in a female-male mode. By means of the arrangement mode that the binding mechanism and the fixing mechanism are matched, the elastic band can be tensioned through the stretching and deforming of the elastic band, then the female buckle is selected, the male buckle and the female buckle are buckled with each other, the first binding belt, the second binding belt and the elastic band form a complete ring, loosening and deformation of the connecting sock tube are prevented, and the connecting sock tube can be stably bound to the root of a shank of the human body.

The invention provides a shallow underground excavation tunnel excavation supporting system and a construction method, and relates to the technical field of tunnel engineering. A long pipe shed and asmall guide pipe are adopted for pre-grouting to reinforce an advance support, the long pipe shed and the small guide pipe are arranged for grouting support, so that the reinforcing effect is good, and the grouting quality is easy to control; by arranging a pipe shed orifice guide device with the adjustable inclination and a guide pipe inclination adjusting device which are fixedly installed on asteel arch frame, the inclination and the installation position of the pipe shed and the guide pipe can be accurately controlled, the construction is fat, and the effect is remarkable; and by adoptingwater injection bag grout leaking for temporary plugging and installing a tunnel vault large-size water spraying cavity supporting system, relaxation deformation of surrounding rock can be effectively prevented, the integrity of the vault surrounding rock is improved, and a good blocking and discharging effect on pore water is achieved.

The invention relates to a telescopic clothesline easy to suspend and a suspending method of the clothesline. A spring is arranged on a clothesline body, the clothesline body is glidingly sleeved with multiple rigid sleeves arranged in the same direction, the spring can adjust the overall length of the clothesline, loosening and deformation of the clothesline body are avoided, and the weight bearing capacity of the clothesline body is improved; an insertion section is arranged at one end of each rigid sleeve, a plugging section is arranged at the other end, and the inner diameter of the plugging section is equal to or larger than the outer diameter of the insertion section; during suspension, multiple rigid sleeves can be combined to form a long rigid pipe through plugging matching of the insertion sections and the plugging sections. A user can lift a ring at the end part of the clothesline up to the suspending position for suspension like lifting a rod, and the rigid sleeves can separate a clothes rack. The telescopic clothesline has the advantages of simple structure, convenience and safety in suspension, wide application range, high bearing capability, low probability of loosening and deformation, long service life, low production cost, capability of automatically separating the clothes rack and improving the airing effect of the clothes and the like, and has a very wide market application prospect.

The invention discloses a polyamide granulation system. According to the technological process, a granulation mechanism, a granulation conveying mechanism and a granulation grading discharging mechanism are sequentially included from front to back; the granulation mechanism comprises a distributing device and a transmission device; the granulation conveying mechanism comprises a conveying device, and conveys granules flowing out of the granulation cylinder; a plurality of automatic spraying devices are arranged on one side of the conveying device, and a waste gas collection device is arranged above the conveying device; the waste gas collection device comprises an air draft device and a ventilation channel; and the granulation grading discharging mechanism comprises a scraper, a sieve, a discharging hopper, an air blower, a separating device, a discharging pipe, a floccule collecting device and a second multi-way pipe. Mounting flexibility of a motor can be improved, the impurity rate of a product obtained after granulation is reduced, and the system has the advantages of having the grading function, being capable of carrying out proper cooling, exhausting organic waste gas in time, and ensuring normal operation of a leveling plate.

The invention belongs to the technical field of garbage cans, and particularly relates to an indoor intelligent classification garbage can. The indoor intelligent classification garbage can comprisesa shell; a cabinet door is arranged on the side face of the shell, containing cans are arranged in the shell, throwing openings are formed in the upper surface of the shell, and sealing covers are arranged on the throwing openings; and pressing plates are arranged on can openings of the containing cans, guide columns are arranged on the pressing plates, springs are arranged on the guide columns, the springs push the guide columns to move downwards, and the guide columns are inserted into the can walls of the containing cans. According to the indoor intelligent classification garbage can, garbage classification collection, transportation and treatment are facilitated, the resource recycling rate is improved, and the sorting labor intensity is reduced.

The invention provides a filter and an air conditioner comprising the same. The filter comprises a frame and a filter bag arranged on the frame. The frame is provided with a fixed bar. The filter bagis arranged on the fixed bar. A supportive pocket is arranged in the filter bag. The filter bag is made of mixed fibers. The provided filter and air conditioner have the advantages that the supportivepocket in the filter bag can support the filter bag, the filtering area can be fully utilized, the filter bag will not become loosen and deformed when the wind direction changes, the dust in the filter bag will not be blown out, and the dedusting is not needed for the equipment arranged in the air outlet therefore.

The invention discloses a granulation mechanism of a polyamide production system. The granulation mechanism comprises a distributing device, a transmission device and an air drafting device arranged above the distributing device. The distributing device comprises a granulation tube and a grain cutting device. The grain cutting device comprises a grain cutter and a transmission shaft, the grain cutter is sleeved with the transmission shaft, a body part of the transmission shaft is contained inside a cavity of the granulation tube, and the two ends of the transmission shaft extend out of the cavity of the granulation tube. Multiple material holes arrayed regularly are formed in the bottom of the granulation tube, a feeding port is formed in the top of the granulation tube, and the material holes, the feeding port and the cavity are communicated with one another. The transmission device comprises a motor, a first gear, a second gear and a chain. The first gear and the second gear are sleeved with the chain, an output shaft of the motor is connected with the first gear, and the second gear is connected with the end of the transmission shaft. The granulation mechanism has the advantages that the installing flexibility of the motor can be improved, and organic waste gas can be purified in due time.

The invention provides a centered electromagnetic coil and a preparation method thereof. The invention relates to the technical field of electromagnetic coils. According to the scheme, on one hand, the centered electromagnetic coil comprises a framework body; an upper limiting part and a lower limiting part are arranged at the two ends of the framework body respectively; the framework body is provided with a coil winding part used for winding the electromagnetic coil; and the coil winding part is connected with copper binding posts; and on the other hand, the preparation method of the centered electromagnetic coil comprises the following steps that a copper wire is tightly wound to the coil winding part of the framework body; the coil winding part wound with the copper wire is connected with two conductor binding posts; and the framework body is placed in a silica gel mold to obtain a fixed shape. On one hand, binding and fixing of the copper wire can be omitted, and the labor cost and the time cost are reduced; and on the other hand, silica gel mold opening and glue injection curing are achieved, and the mold cost is low.