45results about How to "Easy to disassemble and remove" patented technology

A tensioning apparatus includes a first C-shaped beam frame spaced apart from a second C-shaped beam frame. A first air cylinder is suspended from the first beam frame and a second air cylinder is mounted on the second beam frame. A carriage assembly is situated adjacent to the first and the second air cylinders. At least two pairs of guide members are supported on opposing corners of a support member of the carriage assembly. The pairs of guide members guide the carriage assembly along a longitudinal extent of the first and the second beam frames. The guide members travel along distal edges of flanges of the beam frames. A power operated means actuates movement of the carriage assembly along the first and second beam frames. A rope guide sheave is supported by the carriage assembly for free rotation.

The invention relates to bridge cantilever closure section pouring equipment which comprises a movable guide rail installed on a bridge on one side of a closure section and a limiting sleeve installedon the other side of the closure section and used for allowing the movable guide rail to be inserted, a hanging basket is slidably connected to the movable guide rail, and a movement driving mechanism for driving the hanging basket to move is arranged on the bridge. A torque balancing mechanism is arranged on the movable guide rail. The equipment has the effect of improving the construction efficiency and the construction quality of the closure section.

The invention discloses a diameter expansion device for tunnel segment demolition. The device comprises a supporting steel structure and a sliding rail, wherein a motor vehicle is arranged at the lower end of the supporting steel structure, and wheels are installed at the lower end of the motor vehicle; the wheels are connected with sliding slots of movable tracks in a rolling way, and the movabletracks are fixedly installed on the surface of the lower end of a tunnel hole body by means of bolts; a battery compartment is fixedly installed in the front side of the supporting steel structure, and electric telescopic rods are fixedly installed on the outer surface of the battery compartment; a rotating shaft is rotatably connected with the middle of the rear end of the supporting steel structure; the ends, far away from the rotating shaft, of mechanical telescopic rods are respectively and fixedly provided with grinding blocks by means of support frames; the surface of the front end of the supporting steel structure is connected with a protective cover. After the diameter expansion device for the tunnel segment demolition is adopted, segments on the surface of the tunnel hole body can be conveniently removed and disassembled, the inner wall of the disassembled tunnel hole body is also conveniently ground, and the increment of the inner diameter of the tunnel hole body is facilitated; the diameter expansion device for the tunnel segment demolition is convenient to use.

The invention discloses a portable laser grinding machine. The portable laser grinding machine comprises a lifting platform. A sliding rail is arranged on the outer surface of one side of the liftingplatform, and a lifting shaft is movably installed on the outer surface of the upper end of the lifting platform. A fixing mechanism is fixedly connected to the outer surface of one side of the sliding rail, and a laser is movably is installed on the outer surface of the upper end of the fixing mechanism. A laser head is fixedly installed in the outer surface of the front end of the laser, a vibrating mirror is fixedly installed on the outer surface of one side of the laser head, and a field mirror is fixedly connected to the outer surface of the lower end of the laser lead. A wire is fixedlyconnected to the outer surface of the rear end of the laser, and a machine cabinet body is fixedly connected to one end of the wire. The portable laser grinding machine is provided with a fixed knob,a placement seat and an expansion plate, so that the portable laser grinding machine is convenient to move and fix, a grinded device is convenient to place, the laser can be disassembled conveniently,and better use prospects are brought.

The invention provides a making method of a composite material tube. The method comprises the following steps: making a solid mandrel by using a foamable substance or a substance with a large expansion coefficient and a soluble substance; attaching the outer peripheral face of the mandrel with a composite material; putting the mandrel in a die, and heating to make the mandrel have an increasing volume and expand in order to make the composite material expand toward and push the inner wall of the die and also make the composite material compact, hardened and molded to form a tube; and dissolving the mandrel by using a solvent, and allowing the obtained solution to flow out of the tube. The strong and solid tube with a compact structure can be obtained through the making method, and the making method has the advantages of simplification of a mandrel removal step, good dimensional precision, and substantial increase of the yield.

The invention discloses a reusable PET mulching film. The reusable PET mulching film comprises a mulching film main body, a positioning assembly and a sealing assembly, wherein the mulching film mainbody comprises a greenhouse cultivation part, a connecting part, a field ditch part and a base; the greenhouse cultivation part is of a hollow cylindrical structure with openings in two ends, and ventilation holes are formed in the side wall of the greenhouse cultivation part; the connecting part is vertically fixed at the top of the greenhouse cultivation part; an opening is formed in the bottomof the greenhouse cultivation part, and the field ditch part is vertically fixed at the opening; the base is arranged at the bottom of the field ditch part and extends outwards in the direction perpendicular to the field ditch part; a positioning hole is further formed in the base; the positioning assembly penetrates through the positioning hole and is detachably connected with the base; and the sealing assembly is adaptively mounted at the two ends of the greenhouse cultivation part, and is detachably connected with the greenhouse cultivation part. The PET mulching film is simple in structure, reasonable in design, convenient to operate, convenient to move and convenient to disassemble and assemble, can effectively realize repeated utilization of multiple times, has no pollution to the environment, and has a high market application prospect.

The invention relates to domestic sewage treatment equipment and discloses aluminum alloy disc-shaped trapezoidal magneto thread kitchen sewage treatment equipment. The equipment comprises a kitchen washing pool, a three-stage barrier set, oil removal equipment, centrifugal equipment, a salt-tolerant anaerobic biofilm reactor, a salt-tolerant aerobic biofilm reactor and a thread energy recovery reverse osmosis system as improvements: an internal thread on a volute outlet boss is fixedly connected with an external thread on a switching high-pressure tube in a sealed manner so as to form a pressurization screwed joint; a thread energy recovery booster pump is composed of a pressure increase threaded pump part and a threaded pressure switch part; the pressure increase threaded pump part is driven by a disc-shaped trapezoidal magneto; a booster pump suction port and an overall fixed screw hole are respectively formed in the front end face of the threaded booster pump body; a through hole is formed in a pressurization flange plate and corresponds to the overall fixed screw hole; a fastening screw penetrates through the through hole in the pressurization flange plate and is matched with the overall fixed screw hole; and a pressurization center drain hole is aligned at the booster pump suction port. The equipment disclosed by the invention is of a threaded pipeline connecting structure and is simple in structure.

The invention belongs to the technical field of permanent magnetic ferrite materials, and discloses a dispersing agent for a permanent magnetic ferrite material as well as a preparation method and application thereof. The dispersing agent for the permanent magnetic ferrite material is prepared by mixing citric acid, ammonia water, sodium hydroxide and water, the mass concentration of the ammonia water is 20-30%, the mass ratio of the citric acid to the water to the ammonia water is 1: (0.7-1.3): (0.5-1.5), and the pH value of the dispersing agent is 4-7. The dispersing agent is a water-based dispersing agent which is autonomously synthesized from cheap industrial raw materials, can be applied to the preparation process of a permanent magnetic ferrite material, can effectively improve the comprehensive magnetic performance of the material, and basically does not influence the yield of a final product.

The invention belongs to the technical field of propaganda devices for enterprise image planning, and particularly relates to an energy-saving type outdoor propaganda device for enterprise image planning. At present, in most companies, propaganda boards for propagandizing enterprise images of the companies are presented in a fixed mode in a common mode, moving is inconvenient, the display effect is poor, and when no person observes the propaganda boards, propaganda content on the display boards is prone to fading after the propaganda boards are exposed to the sun for a long time. According tothe scheme, the device comprises a U-shaped moving base, wherein a U-shaped supporting base is fixed to the top of the U-shaped moving base, and a movable plate is slidably connected to the inner wallof the U-shaped supporting base. According to the device, through a rotary opening and closing mechanism, an observer can conveniently observe enterprise image propaganda words on the propaganda boards in a mounting cavity in a display cavity, the propaganda boards can be rotationally displayed, the observation range of the propaganda boards is enlarged, meanwhile, the attention of the observer is attracted, and the flow of people near the propaganda boards is increased.

The mixing device for saturated polyester resin processing comprises a shell, an end cover, a driving device, a mixing cylinder, a scraper blade, a stirring rod and a rotating shaft; supporting columns are arranged at the bottom of the shell; the mixing cylinder extends into the shell from an opening in the upper end of the shell and presses the bottom of the shell; a groove for pressing the mixing cylinder is formed in the end face of the end cover; the end cover is located on the upper end face of the shell and faces the end face of the shell to press the upper end face of the shell; the outer peripheral surface of the mixing cylinder, the inner wall of the shell and the end cover form a heating bin for mounting a heater; the rotating shaft penetrates through the end cover, extends intothe mixing cylinder, is rotationally connected with the end cover and is in transmission connection with the driving device; the rotating shaft is provided with a plurality of groups of stirring plates on the peripheral surface of the mixing cylinder; shunting holes are uniformly formed in the end surfaces of the plurality of groups of stirring plates and are connected with the plurality of groupsof scrapers; the plurality of groups of scrapers are attached to the inner wall of the mixing cylinder; the plurality of groups of stirring rods are positioned below the plurality of groups of stirring plates and are arranged on the rotating shaft. According to the invention, saturated polyester resin production raw materials can be rapidly, efficiently and uniformly mixed.

The invention discloses a four-drum type mixing and stirring device for building materials. The four-drum type mixing and stirring device comprises a bottom frame, a supporting tube and a bottom plate, wherein a fixed plate is arranged at a position, close to the middle, on the top surface of the bottom frame; a push plate is arranged on one side of the fixed plate; a first knob is arranged at each of two ends of the fixed plate; the first knob is arranged at one end of a first pivot; the other end of the first pivot passes through the fixed plate, and is arranged on the side wall of the pushplate; a vertical plate is arranged on the top surface of the bottom frame on one side of the fixed plate. In a stirring process, the output end of a rope winding motor drives a rotating shaft to rotate reversely, so that a rope winding wheel conducts winding to wind a rope onto the rope winding wheel, and a moving plate moves upwards along sliding rails; the positions of stirring blades in stirring drums are adjusted to stir materials on all heights inside the stirring drums, so that the stirring effect is enhanced, and the phenomenon of material layering caused by non-uniform stirring of thematerials on different heights is avoided; the stirring effect is enhanced.

The invention discloses a die capable of removing a cast riser easily. The die structurally comprises an upper die body, a middle die body, a lower die body, a bottom plate, a supporting frame, an adjusting plate, an adjusting opening, a cast riser easily-removing device, a reinforcing plate, positioning holes and an adjusting rod. The bottom of the upper die body is fixedly connected with the topof the middle die body. The cast riser easily-removing device is composed of a shrinkage hole, the riser, a connection patch, a shrinkage opening adjusting rod and an adjusting plate, the shrinkage hole is formed in the riser, the top of the connecting patch is fixedly connected with the bottom of the riser, the shrinkage opening adjusting rod penetrates through the riser to be connected to the shrinkage hole, the interior of the adjusting plate is vertically connected with the rear end of the shrinkage opening adjusting rod, and the connecting patch is arranged between the bottom of the riser and the top of the upper die body. By additionally arranging the cast riser easily-removing device, after the device performs casting, the riser is easy to detach and remove, the use difficulty is reduced, and the use value is increased.

Disclosed is an apparatus for regulating viscosity of ink, which is installed on a flow path of ink in a printing device for regulation of ink viscosity. The apparatus includes a housing installed on the flow path and having an introduction hole and a discharge hole through which ink is introduced and discharged; a rotary shaft installed in the housing and to which at least one rotating fan is coupled to rotate along with flow of the ink; a sensed member having a sensed body at one end thereof and coupled to the rotary shaft to rotate together with the rotary shaft; and a sensor for sensing the sensed body.

The invention discloses a natural resource investigation monitoring data recording device which comprises a supporting structure, a main body structure and a high-altitude fixing structure, the main body structure is detachably arranged on the supporting structure, and the high-altitude fixing structure is fixedly arranged on the main body structure and movably connected with the supporting structure; the supporting structure comprises an outer pipe, a sliding ring, three supporting legs of the same structure and a plurality of connecting rods of the same structure. The invention relates to the technical field of monitoring, and through the supporting structure, the main body structure can be supported on the ground for detection, and the main body structure can also be lifted to a certain height, so that wind power and solar energy data can be detected; through the high-altitude fixing structure, the main body structure can be fixed on an object at a certain height to realize outdoor detection, so that inaccurate monitoring caused by the fact that foreign objects shield wind or sunlight is prevented, potential safety hazards caused by personnel climbing are also avoided, and the main body structure is fixed at a high position and is convenient and fast to disassemble and take down.

The invention provides a detachable daylight greenhouse. The daylight greenhouse includes a rear wall of a greenhouse body and a base of the front part of the greenhouse body, and the daylight greenhouse body includes cup-type bases, stripe-shaped bases and metal net boxes for soil filling; each cup-type base is of a prefabricated structure with an upper rectangular opening, the cup-type bases arearranged side by side, vertical columns are fixedly arranged on two opposite side walls of each cup-type base, and the metal net boxes for soil filling are arranged between the two opposite rows of vertical columns to form the rear wall of the greenhouse body; each strip-shaped base is a cylindrical prefabricated component, and all the strip-shaped bases are arranged side by side to form the baseof the front part of the greenhouse body. All the components of the daylight greenhouse are mountable, a wet construction phenomenon cannot occur during construction, all components can be manufactured in a factory in advance and then conveyed to a site for assembly, and therefore the construction efficiency and quality are effectively improved. When the daylight greenhouse is damaged or transferred or abandoned, the greenhouse can be detached conveniently and then removed out, the original shape of land can be recovered quickly, and damage to the land source is less.

The invention relates to a domestic sewage treatment method, in particular to a method of using a nickel alloy union squirrel cage air-cooling water-cooling motor system to treat kitchen sewage. The nickel alloy union squirrel cage air-cooling water-cooling motor system comprises a kitchen washing basin, a three-stage sleeve grating, deoiling equipment, centrifugal equipment, a salt-resistant anaerobic bio-membrane reactor, a salt-resistant aerobic bio-membrane reactor and a union energy recycling reverse osmosis system. As an improvement, the method includes assembling of a squirrel cage water-cooling air-cooling motor, connecting of a union joint pipeline and working of three running links including working and running process of the three-stage sleeve grating, working and running process of deoiling and biological conversion treatment and working and running process of reverse osmosis salt-containing water purifying. A union pipeline connecting structure is adopted, so that requirements on connecting and mounting in twisted and narrow space can be met; a union energy recycling assisting pump is arranged in the union energy recycling reverse osmosis system, so that effects on energy conservation and emission reduction are realized, and energy-saving effect is obvious; expense of municipal tap water pipes is lowered, and urban sewage emission is reduced.

The utility model discloses a detachable anastomosis clip. The anastomosis clip at least comprises a clip frame, and a first occlusion piece and a second occlusion piece which are connected to the clip frame, wherein the first occlusion piece and / or the second occlusion piece are / is detachably connected with the clip frame, at least one occlusion piece and the clip frame are designed to be detachable, when the anastomosis clip is taken out, the detachable occlusion piece and the clip frame can be separated and then removed, and the anastomosis clip can be safely, easily and conveniently takenout.

The invention relates to an ultrasonic knife with an anti-falling structure, which comprises an ultrasonic knife handle main body and a limiting mechanism, a radio frequency input tube is arranged on one side of the outer wall of the ultrasonic knife handle main body, and a control trigger block is arranged on one side of the lower end of the ultrasonic knife handle main body. Compared with the prior art, the ultrasonic knife has the following beneficial effects that through the arrangement of an anti-falling mechanism, a ball block, a ball groove and a circular ring, when the ultrasonic knife is used, a human hand penetrates through the inner wall of the circular ring, so that the circular ring is located at the wrist of an operator and is movably connected with the wrist, and the spherical ball groove is formed in the upper end of the outer wall of the circular ring; the ball block can rotate at any angle on the inner wall of the ball groove, normal use of equipment is not affected at all, when an operator has an error, the circular ring can limit the ball block at the wrist, loss caused by falling is avoided, the circular ring can also play a certain role in supporting the arm, and energy consumed by the operator is reduced.

The invention discloses an air-riding safety draw-bar box with internal separation and protection. The draw-bar box comprises a box body, a zipper, rollers, magnets, a partition plate, a connecting rod, a metal rod, a connecting plate, an opening, a protection plate, a mounting base, a pull rod, a circular groove, a rotating rod, a pull plate, a handle, a clamping groove, a limiting plate, a fixing base, a long hole, a sliding block, a reset spring, a fixing plate, a box cover, a guide plate, a groove, an inserting groove, an adjusting plate, a notch, a clamping block, a guide plate, a shell, an inserting rod, a connecting spring, a connecting block, a movable wedge block, a movable plate, a top plate and a fixed wedge block. The draw-bar box is advantaged in that the separation function of the draw-bar box can be achieved, meanwhile, the partition plate has limiting and fixing effects, the safety protection function of the draw-bar box can be effectively improved by arranging the protection plate on the outer side, storage stability of articles is guaranteed by arranging the adjusting plates in the box cover, and the corresponding positions can be adjusted according to the sizes of the articles; practicability of the draw-bar box is improved, and the adjusting plate is convenient to disassemble and take down.

The invention discloses a portable and easily retractable multi-clip clothes hanger, and belongs to the field of clothes hangers. The portable and easily retractable multi-clip clothes hanger comprises a plurality of pairs of strip-shaped plates and a pair of side connecting plates, wherein the two ends of each strip-shaped plate are respectively connected with the pair of side connecting plates,each pair of strip-shaped plates is symmetrical with respect to the middle point of the side connecting plates, hooks are arranged on the upper sides and the lower sides of the side connecting plates,the hooks are located at the central position between the pair of side connecting plates, threading holes are drilled in two sides of the upper ends of the side connecting plates, and pull ropes areinserted into the threading holes. By arranging a clamping and hanging device, the multi-clip clothes hanger has two functions of clamping and hanging conveniently, switching between the two functionscan be completed only through overturning, switching speed is high, a user can select which function to use according to needs, the selectivity of the using functions of the multi-clip clothes hangeris increased, the multi-clip clothes hanger is not prone to idle when not clamping clothes, and waste of resources is avoided. Moreover, the multi-clip clothes hanger is tidier and more attractive when being placed, and clips are not prone to interfere with one another.

The invention discloses a diameter expansion device for tunnel segment demolition. The device comprises a supporting steel structure and a sliding rail, wherein a motor vehicle is arranged at the lower end of the supporting steel structure, and wheels are installed at the lower end of the motor vehicle; the wheels are connected with sliding slots of movable tracks in a rolling way, and the movabletracks are fixedly installed on the surface of the lower end of a tunnel hole body by means of bolts; a battery compartment is fixedly installed in the front side of the supporting steel structure, and electric telescopic rods are fixedly installed on the outer surface of the battery compartment; a rotating shaft is rotatably connected with the middle of the rear end of the supporting steel structure; the ends, far away from the rotating shaft, of mechanical telescopic rods are respectively and fixedly provided with grinding blocks by means of support frames; the surface of the front end of the supporting steel structure is connected with a protective cover. After the diameter expansion device for the tunnel segment demolition is adopted, segments on the surface of the tunnel hole body can be conveniently removed and disassembled, the inner wall of the disassembled tunnel hole body is also conveniently ground, and the increment of the inner diameter of the tunnel hole body is facilitated; the diameter expansion device for the tunnel segment demolition is convenient to use.

The invention provides an agricultural peanut picking and holding device by hand, which includes an inclined filter plate, a side net, a top cover net, a positioning rod, a bending support plate, a positioning shaft, a sleeve, a sliding positioning cap, a rear side net, Sliding rings, support frames and positioning inserts; one-fifth of the length of the top opening of the peanut holding box is protruding and welded with a flicking rod; four supporting vertical rods, two supporting bottom rods, two The side bottom support rods and the two side support rods are all set up with supporting square tubes, and the two side nets are supported on the top of the four support vertical rods through the corresponding insertion of the two insertion rods at the bottom. The setting of the side net and two side nets, the top cover net, the rear side net and the two side nets are combined to form a rectangular cage with an open front end. When picking peanuts, this rectangular cage can hold the peanuts. The peanuts are gathered inside to prevent the peanuts from flying around due to collisions, thereby providing convenience for the subsequent collection of scattered peanuts.

The invention relates to the technical field of central air conditioners, and discloses an automatic falling type intelligent filter plate cleaning device. The automatic falling type intelligent filter plate cleaning device comprises a fixing plate, driving devices are fixedly installed at the left end and the right end inside the fixing plate, rotating wheels are fixedly installed at the lower ends of the driving devices, limiting plates are fixedly installed on the opposite faces of the bottoms of the rotating wheels, a groove body is formed inside the fixing plate, and N magnetic blocks arefixedly installed at the left end and the right end of the top inside the groove body. According to the automatic falling type intelligent filter plate cleaning device, when a filter screen needs tobe cleaned, a winding wheel is controlled by a control device to rotate and driving rods are controlled to move towards the two ends, then the driving device is controlled to control the rotating wheels to rotate, the rotating wheels drive the limiting plates to rotate and leave the filter screen, the winding wheel releases a connecting rope, the connecting rope slowly puts down the filter screen,and the filter screen can smoothly reach a place where people can conveniently take the filter screen, so that the effect of conveniently detaching and taking down the filter screen is achieved.

The invention discloses a separable pressing wheel carrier device and solves the problem that a lower pressing wheel, a lower pressing wheel axle and a bearing are inconvenient to dismount in the process of repairing of a tablet press. The separable pressing wheel carrier device is mainly characterized in that the device comprises a pressing wheel, a pressing wheel axle component and a worm gear transmission component, and the pressing wheel axle and the worm gear transmission component are fixedly connected through coupling screws. The separable pressing wheel carrier device is mainly used on a rotary tablet press.

The invention relates to a domestic wastewater treatment method, in particular to a method for treating kitchen wastewater by applying aluminum alloy disk type trapezoid magnetor thread machinery. The aluminum alloy disk type trapezoid magnetor thread machinery comprises a kitchen washing basin, three stages of sleeved-assembling barriers, deoiling equipment, centrifugal equipment, a salt-resisting anaerobic biofilm reactor, a salt-resisting aerobic biofilm reactor and a thread energy recycling reverse osmosis system; a thread energy recycling booster pump consists of a boosting thread pump part and a thread pressure exchanger part; the boosting thread pump part is driven by a disk type trapezoid magnetor; as an improvement, the method comprises assembling of the disk type trapezoid magnetor, connection of a screwed joint pipeline and working processes of three operation procedures; internal threads on a boss at an outlet of a volute are hermitically connected and fixed with external threads on a conversion high-pressure pipe to form a boosting screwed joint; a coarse mesh barrier, a moderate mesh barrier and a fine mesh barrier in the three stages of sleeved-assembling barriers are assembled in a sleeved manner; all the stages are fixed by quick screws, and intercepted solids are convenient to remove and clear.

The invention provides a jet extractor. The jet extractor comprises a clamping plate and a central supporting rod, wherein a bent air tube is arranged at the top end of a jet bottle in an inserted manner; the other end of the air tube is connected with a miniature vacuum pump in an inserted manner; two limiting rods are symmetrically arranged at the top end of the side wall of the periphery of thejet bottle in a supporting manner; a square limiting plate is connected and fixed to the tail end of each limiting rod; a handle is arranged on the outer wall of the periphery of a sample storage cupin a supporting manner; the vertex of a water gather hemisphere of the bottom of the handle communicates with a water outlet tube in a suspended manner; and the water outlet tube is provided with a water draining valve. Except a rolling ball, all components of the jet extractor body are made of plastic materials, and the sample storage cup and the jet bottle are made of transparent plastic materials. By arrangement of a water adding funnel, a water sample and tetrachloromethane can be directly added in the sample storage cup through the water adding funnel, a step of taking out the sample storage cup is omitted, and a water adding process is simplified.

The invention discloses a multifunctional nursing medicine feeding device for the pneumology department, and belongs to the technical field of pneumology department auxiliary devices.The multifunctional pneumology department nursing medicine feeding device comprises a supporting frame, a clamping mechanism is arranged on one side of the supporting frame, a moving block is arranged on the supporting frame in a sliding mode, a positioning mechanism is correspondingly arranged on the moving block, and the moving block is movably connected with the clamping mechanism; side supporting plates are arranged at the two ends, provided with the clamping mechanisms, of the supporting frame respectively, and fixing mechanisms are correspondingly arranged on the side supporting plates of the supporting frame; the medicine conveying head can be clamped and supported through the clamping mechanism, so that the medicine conveying head does not need to be manually held by hands for a long time, the two hands are liberated, and a large amount of labor force is saved; meanwhile, the explosive conveying head can be conveniently detached from and installed on the device; by arranging the fixing mechanism, the device can be prevented from sliding on the operating bed while being prevented from toppling over, the device can be kept stable, the device can be conveniently detached from the operating bed, and long-term use is facilitated.