56results about How to "Realize the reinforcement effect" patented technology

The invention discloses a masonry arch bridge reinforced structure which comprises two side widened foundations, two side widened arch supports and a reinforced arch ring composed of self-compacting concrete and a corrugated steel arch shell. The reinforced structure can greatly enhance the bearing force of a damaged arch bridge, and the reinforcing operation has relatively small influence on mechanical properties of the existing arch ring. The invention also discloses a construction method of the masonry arch bridge reinforced structure, comprising the following steps: constructing the widened foundations; constructing the widened arch supports; constructing the corrugated steel arch shell; constructing sealing end plates; and constructing concrete filler. According to the construction method, by splicing the corrugated steel arch shell on an arch falsework and an extended arch support in a grouping mode, the construction of the masonry arch bridge reinforced structure can be quickly and effectively realized through traction movement and gradual positioning.

The invention provides a device for pile foundation repairing and reinforcing. The device comprises a reinforcing sleeve which is arranged on a pile foundation in a sleeving manner and corresponds to a to-be-repaired position. A reinforcing clearance exists between the inner wall of the reinforcing sleeve and the outer wall of the pile foundation. The bottom of the reinforcing clearance is of a closed structure. The reinforcing clearance is used for containing a repairing material. When the device for pile foundation repairing and reinforcing is used, the repairing material is injected into the reinforcing clearance, the to-be-repaired position and the whole reinforcing clearance are filled with the repairing material, and therefore the to-be-repaired position is repaired; and by means of the repairing material arranged in the reinforcing clearance in a filling manner, the overall supporting strength of the pile foundation is effectively enhanced, the reinforcing effect is achieved, and the service life of the pile foundation is prolonged. Meanwhile, the device for pile foundation repairing and reinforcing is simple in overall structure and low in processing cost, and then the pile foundation repairing and reinforcing cost is reduced.

The invention relates to the technical field of building construction and provides a lossless reinforcing structure of a historic conservation building wall and a construction method of the lossless reinforcing structure to solve the problems that an existing reinforcing method for the historic conservation building wall is high in construction cost and long in period and causes damage to the wall. The lossless reinforcing structure is arranged on the inner side of the historic conservation building wall, is tightly attached to the historic conservation building wall and is formed by ultra-high performance concrete through pouring. The construction method comprises the steps that the inner side of the historic conservation building wall is subjected to deburring surface treatment; a mold used for pouring the lossless reinforcing structure is erected on the inner side of the historic conservation building wall, and then the ultra-high performance concrete is poured, vibrated and cured; and when the ultra-high performance concrete reaches the strength required by design, demolding is conducted to obtain the lossless reinforcing structure.

The invention discloses a safety door with an automatic locking function and a using method thereof. The safety door comprises a safety door body, a cat eye box and a safety door switch, wherein the cat eye box is fixedly installed on the outer wall of the upper side of the safety door body, the safety door switch is fixedly installed on the outer side wall of the safety door body, a reinforcing plate storage groove is fixedly formed in the inner side wall of the safety door body, and the inner side wall of the reinforcing plate storage groove is slidably connected with a reinforcing plate. According to the safety door with the automatic locking function and the using method thereof, through the cooperation of the reinforcing plate, a first air bag, a locking block storage box, a convex locking block, an ejector pin, a third air bag, a breakdown mechanism and a buckle mechanism, the door body damping function when no thief exists and the reinforcing protection function when the thief damages the door body are achieved; and in addition, the door body is reinforced, meanwhile, the convex locking block is pushed through the extrusion effect of the reinforcing plate on air in a first air bag storage groove, so that the third air bag is punctured, and the automatic standby locking function of the door body is achieved.

The invention provides a mine falling rock protection warning device. The mine falling rock protection warning device comprises a plate, protection bags, a base, a support rod, a ground nail and a striker device. One end of the base is connected with a baffle in a penetrating manner, and the other end of the base is fixedly connected with the support rod. The base, the baffle and the support rod form a triangular structure. According to the mine falling rock protection warning device, protection layers and movable plates are arranged in the protection bags, so that smaller falling stones can be bounced off; and when a large falling stone falls off, the protection layers are used for driving a strike post to strike the striker device so as to start an air bag, the falling stone can be bounced off, and a siren is driven to prompt the traffic and people coming and going. By arranging the ground nail, the high-pressure gas inside the striker device drives a reinforcing column in the groundnail to rotate after the striker device is started, and the reinforcing effect on the device is achieved.

The invention discloses an aluminum profile mold convenient in discharging. The aluminum profile mold convenient in discharging comprises a mounting base; a supporting plate is fixedly connected to the top of the mounting base; a pressing mold is fixedly connected to the top of the supporting plate; and a mold plate is movably connected to the interior of the supporting plate. According to the aluminum profile mold, the mounting base, a positioning mechanism, a rotating mechanism, the pressing die, the model plate, a guide plate, a collecting box, rollers, a pull handle, a second bearing seat,a connecting rod, a rotating rod, a baffle, a first bearing seat, a handle, a rotating plate, a sliding block, a chute, a movable hole, a positioning groove, a through hole, a pull block, a rotatinggroove, a limiting block, a clamping block and the supporting plate are cooperatively used; and the problems that an existing aluminum profile mold needs to be cooled before a product is taken out through manual operation, the efficiency is low, consumed time is long, and consequently, the machining efficiency is low, and that the temperature after aluminum profile forming is too high, great potential safety hazards exist during manual discharging, and a user cannot conveniently use the aluminum profile mold are solved.

The invention relates to the technical field of bridge cast-in-place box beam formwork support system erection construction, in particular to a bailey beam and distribution beam connecting device suitable for multiple occasions, the bailey beam and distribution beam connecting device comprises a pressing piece and two fixing rods arranged side by side, each fixing rod comprises a straight rod section and a hook-shaped section connected to one end of the straight rod section, the other end of each of the two straight rod sections is detachably connected through the pressing piece, the bailey beam and distribution beam connecting device further comprises a connecting rod for fixedly connecting the two fixing rods, and the connecting rod is of a telescopic structure. The connecting device is easy to operate and convenient to use, a user can directly bend down to insert the connecting device from a gap of the bailey beam when standing on the upper portion of the bailey beam, the hook-shaped section hooks and fixes the bailey beam, the problem that U-bolts cannot be directly inserted and fixed from the upper portion is solved, the distance between the two fixing rods can be freely adjusted through the connecting rod of the telescopic structure, and the device is suitable for multiple occasions.

The invention relates to the technical field of automobile parts, in particular to a plug for an automobile fuel pump. The plug for the automobile fuel pump comprises a plug body and a plug pins located at the plug body; the plug for the automobile fuel pump further comprises an anti-corrosive layer covering the outer surface of the plug body, and the plug pins pass through the anti-corrosive layer; fuel pipes for fuel oil entry are arranged in the anti-corrosive layer; the anti-corrosive layer is fixedly provided with a round of isolating rings, and the isolating rings are located at the circumference of the plug pins; annular grooves are arranged in the isolating rings; a round of annular air bags are arranged in each annular groove, and the annular air bags communicate with the fuel pipes; and the annular air bags are located at one sides away from the anti-corrosive layer. The plug for the automobile fuel pump can ensure that the fuel oil can not contact the pins.

The invention discloses a device for cultivating oyster. The device for cultivating the oyster comprises a first frame, wherein one side of the first frame is provided with an opening, at least one first fixing block is installed at two sides of the opening, and one side face, towards an opening direction of the frame, of the first fixing block is provided with a concave hole; and a second frame,wherein one side of the second frame is provided with an opening, at least one second fixing block is installed at two sides of the opening, the first fixing blocks correspond to the second fixing blocks one by one, one side face, towards an opening direction of the frame, of the second fixing block is provided with multiple first rod-like bulges, and the first rod-like bulges can be inserted in the concave holes in the first fixing blocks. The first frame and the second frame are detachably connected to form a cuboid-like frame through the first fixing blocks and the second fixing blocks. Thedevice for cultivating the oyster is simple in connection structure, rapid and convenient in detaching and assembling, safe and firm, and capable of preventing impact of typhoon, wave and the like, and avoiding generating more risks and losses in an oyster cultivating process.

A model pile in shear structure for model testing is formed by a plurality of shear structure modules which are sequentially meshed. The cross section of each shear structure module is mainly H-shaped. Two ends of the lower transverse edge of the H shape are respectively downwardly connected with a vertical edge, and one end of each vertical edge is provided with an inward transverse retainer. The length of the upper transverse edge of the H shape is equal to the distance between the two vertical edges. The upper transverse edges of the shear structure modules are inserted between the two vertical edges of two adjacent modules and to be meshed. According research needs, the modules different in size can be selected to be connected in any length to form a plurality of pile structures capable of forming shear damaging surfaces, and the pile structures can be adhered to form serialized model piles different in strength by selecting proper adhesives, the strength proportion of the piles can be optionally adjusted in testing, simulation of a shear damaging mode can be realized, and reinforcing effect of the different piles can be researched.

The invention discloses a stone cultural relic reinforcing and protecting material as well as a preparation method and application thereof. The stone cultural relic reinforcing and protecting material is prepared from an alcohol solvent and amorphous nano calcium carbonate dispersed in the alcohol solvent, the stone cultural relic reinforcing and protecting material is used for reinforcing and protecting a cultural relic base body through spontaneous conversion from amorphous nano calcium carbonate to crystalline calcium carbonate. According to the method disclosed by the invention, the material in a solution form or a powder form can be prepared through dispersion, reaction, separation or drying. The amorphous nano calcium carbonate material disclosed by the invention has relatively small nano particle size and relatively high activity and permeability, and can generate a relatively good reinforcing effect on stone cultural relics such as limestone in a short time through deposition of nano calcium carbonate and change of crystal morphology. The amorphous nano calcium carbonate and the calcium carbonate crystals spontaneously converted from the amorphous nano calcium carbonate have similar main components with limestone stone cultural relics, and have good compatibility with the limestone stone cultural relics.

The invention discloses a waterproof decorative board for architectural decoration, which comprises: an outer board, a lining board and an inner board, the bottom of the outer board is fixed with a lining board, and the inside of the lining board is provided with a moisture-proof and noise-reducing structure , the bottom end of the liner is fixed with an inner plate, the splicing device includes a pre-tightening mechanism, a splicing rod, a claw and an inner groove, one side of the splicing rod is fixed with a claw, and the other side of the splicing rod One side is fixed with a pre-tensioning mechanism. In the present invention, multiple sets of internal card slots are evenly distributed on the side of the decorative board. When two decorative boards need to be spliced, the operator first inserts the splicing rod on one side of the pre-tightening mechanism into the internal card at a suitable position. When the claws at the front end of the splicing rod are inserted into the bottom of the inner groove, the splicing rod can be fixed in the inner groove, and then, the inner grooves on other plates are aligned with the splicing rod on the other side of the pre-tensioning mechanism The two decorative panels can be spliced ​​together by inserting them, thereby realizing the convenience of splicing the decorative panels.

The invention discloses a high-efficiency spray structure of an environment-friendly spray tower. The high-efficiency spray structure comprises a flange, a water pipe, a first communicating vessel, afirst connecting cover, a second communicating vessel, a first connecting pipe, a second connecting cover, a second connecting pipe, a third communicating vessel, a third connecting cover, a third connecting pipe, a sleeve, a port, a bent pipe, a connector, a nozzle, a fixed column and a reinforcing device. According to the high-efficiency spray structure, the reinforcing device is arranged at theleft end of the water pipe, a hand wheel drives a gear to rotate, the gear drives a rack to drive a first sliding block to be installed at the upper end of a sliding rail in a sliding mode through afirst connecting plate, and the effect of improving stability is achieved; then an L-shaped plate drives a clamping frame to clamp an external pipeline, and shaking generated at the connecting position is reduced, so that liquid leakage is avoided, the spraying effect is guaranteed, and the purification efficiency is improved; and a fixing plate is driven to move through the clamping frame, the fixing plate drives an inserting rod to penetrate through a through hole to be connected with a clamping block in a buckled mode, then the reinforcing effect is achieved, and the stability of the deviceis improved.

The invention provides a relay socket. The relay socket comprises a base, lifting supports, a lifting protection plate, connector partition plates, guide holes and a spring jacking button. The two side faces of the base are each fixedly connected with a side moving support. The two lifting supports are slidably connected to the side moving support, and the two lifting supports are located on the front side and the rear side of the side moving support correspondingly. The lifting protection plate is slidably connected into the lifting support, and the lower end of a reset spring of the lifting protection plate is fixedly connected to the bottom of the lifting support. The number of the connector partition plates is two, and the two connector partition plates are fixedly connected to the outer sides of the wiring grooves in the front end and the rear end of the base respectively; the guide holes are formed in the upper surfaces of the connector partition plates and located between every two adjacent inner partition plates; and a jacking column is in sliding connection into the guide holes. According to the relay socket, a protection structure and a fastening mechanism additionally arranged on the relay socket can be used for carrying out secondary fixation on the wire body, so that the connection between the wire body and the relay socket is further stabilized.

The invention provides a deep foundation pit retaining wall structure. The deep foundation pit retaining wall structure comprises a barrel-shaped retaining wall body, a water pipe through from top tobottom is arranged in the barrel-shaped retaining wall body in a poured mode, and the water pipe is provided with a water outlet which is located in the lower end face of the barrel-shaped retaining wall body and a water inlet which is located in the upper end face of the barrel-shaped retaining wall body. By means of the design, on one hand, water can be injected into a soil body located on the lower end face of the barrel-shaped retaining wall body through the water pipe to soften the soil body, so that the purpose of reducing the end resistance of the barrel-shaped retaining wall body is achieved, and then sinking of the barrel-shaped retaining wall body is facilitated; on the other hand, the softened soil body can further facilitate excavation, and the construction progress is improved; moreover, scouring can be carried out on the soil body located below the lower end face by using a method of injecting high-pressure water flow, so that the barrel-shaped retaining wall body sinks by virtue of gravity; and in this way, the purposes of reducing construction procedures, reducing construction noise, shortening the construction period and then reducing pollution to the surrounding environment can be finally achieved. The invention further discloses a construction method of an underground space.

The invention discloses a plate girder bridge reinforcing structure. The plate girder bridge reinforcing structure comprises a corrugated steel sheet arch shell and a concrete strengthening foundation, wherein steel sheet end walls are both arranged on the upstream side and the downstream side of a plate girder bridge; the upper edges of the steel sheet end walls are connected with a plate beam; and a concrete filling body is poured within a space, which is enclosed by the corrugated steel sheet arch shell, a left side strengthening foundation, a left side bridge abutment, the plate beam, a right side bridge abutment, a right side strengthening foundation and the steel sheet end walls. Through adoption of the plate girder bridge reinforcing structure, the bearing force of the bridge is greatly increased and the integrated transverse rigidity of the bridge is enhanced; therefore, each girder of the whole bridge is uniformly stressed so that a single sheet bearing state is avoided and the service life of the bridge is prolonged. The invention further discloses a construction method for the plate girder bridge reinforcing structure. The construction method for the plate girder bridge reinforcing structure comprises the following steps of foundation strengthening construction, corrugated steel sheet arch shell construction, steel sheet end wall construction and concrete filling body construction. Through adoption of the construction method, the plate girder bridge reinforcing structure can be rapidly and effectively constructed.

Disclosed are a pisolite exposure type secondary post-pouring water concrete wall surface and a construction method thereof. A wall body comprises an original structure wall body (3) and a water concrete surface layer (1); the water concrete surface layer (1) is poured on the outer surface of the original structure wall body (3); the water concrete surface layer (1) is provided with pisolite aggregates (2); a steel bar mesh (4) is arranged in the water concrete surface layer (1); planted steel bars (5) are arranged in the water concrete surface layer (1) and the original structure wall body (3). The construction method comprises the treatment of the original structure wall body (3), the planting of the planted steel bars (5), the hanging of the steel bar mesh (4), the support template pouring of the water concrete surface layer (1), the exposure and maintenance of the pisolite aggregates (2) and the like. According to the pisolite exposure type secondary post-pouring water concrete wall surface and the construction method thereof, the beautified decoration and the energy-saving construction of old buildings are implemented and the use requirements are met.

The invention discloses press mounting equipment for pump core assembling. The press mounting equipment for pump core assembling comprises an operating table, a fixed bracket, supporting legs, a supporting column, a first air cylinder, a worktable, a press mounting part, a second air cylinder, a positioning mechanism, a pre-pressing head, a placing plate, a power box, a motor, a transmission bar and a press mounting mechanism. The supporting legs are fixedly connected to the bottom of the operating table; the fixed bracket is fixedly connected to the top of the operating table; the power box is fixedly connected to the fixed bracket on the top of the operating table; the motor is mounted in the power box; the output shaft of the motor penetrates the power box and is fixedly connected to the transmission bar; the worktable is fixedly connected to the top of the transmission bar; a storage table is fixedly connected to the top of the worktable; and the second air cylinder is fixedly connected to the top of the storage table. The press mounting equipment for pump core assembling disclosed by the invention is simple in structure, can position a workpiece accurately, overcomes the defect that the manual operating efficiency in the whole course is low in the prior art and is high in practicality.

The invention discloses a reinforced panel terminal, which comprises a panel module, a display screen module, a circuit board module, an IO (input output) interface board module and a rear cover plate module, wherein the panel module, the display screen module, the circuit board module, the IO interface board module and the rear cover plate module are independent to each other. The display screen module and the circuit board module are sequentially fixed between the panel module and the rear cover plate module, the circuit board module is fixed on the back of the display screen module, the rear cover plate module is provided with a mounting hole, and the IO interface plate module corresponding to the mounting hole is fixed on the rear cover plate module. The modules forming the panel terminal are fine in compatibility and universality, so that repeated design can be reduced, batch production of parts and the modules can be realized, production cost is greatly reduced and product quality can be guaranteed.

A model pile in shear structure for model testing is formed by a plurality of shear structure modules which are sequentially meshed. The cross section of each shear structure module is mainly H-shaped. Two ends of the lower transverse edge of the H shape are respectively downwardly connected with a vertical edge, and one end of each vertical edge is provided with an inward transverse retainer. The length of the upper transverse edge of the H shape is equal to the distance between the two vertical edges. The upper transverse edges of the shear structure modules are inserted between the two vertical edges of two adjacent modules and to be meshed. According research needs, the modules different in size can be selected to be connected in any length to form a plurality of pile structures capable of forming shear damaging surfaces, and the pile structures can be adhered to form serialized model piles different in strength by selecting proper adhesives, the strength proportion of the piles can be optionally adjusted in testing, simulation of a shear damaging mode can be realized, and reinforcing effect of the different piles can be researched.

The invention discloses a latching device for single event upset prevention. The latching device is composed of a first output branch, a second input branch, a third input branch and a fourth output branch. The second input branch consists of a transmission gate (1), a transmission gate (2), a second redundant branch (1), a second redundant branch (2), a second decision branch, and an inverter (1). The third input branch includes a transmission gate (3), a transmission gate (4), a third redundant branch (1), a third redundant branch (2), a third decision branch, and an inverter (2). According to the latching device disclosed by the invention, with the input X and the input X', single event upset (SEU) prevention is enhanced by the second and third redundant branches and the second and third decision branches of the second and third input branches; phase inversion is realized by using the inverter (1) and the inverter (2); and then because of an output node A(=X') and an output node D(=X) of the first and fourth output branches, SEU prevention is enhanced further.

The invention relates to a steel structure engineering reinforcing block. The steel structure engineering reinforcing block comprises a steel frame and a fixing block movably arranged in the steel frame. A second sleeve is fixed to the center of the top face of the fixing block, receding holes are formed in the two sides of the bottom face of the second sleeve, and limiting blocks are fixed to thetops and the bottoms of the outer sides of the receding holes; a top plate is movably arranged in the second sleeve, and the two ends of the top plate penetrate through the two receding holes correspondingly and extend to the outer side of the second sleeve from the interior of the second sleeve; threaded rods are arranged on the two sides of the outer portion of the second sleeve, penetrate through the top plate and are fixed between the limiting blocks at the tops and the bottoms of the receding holes, and the outer portions of the threaded rods are in threaded connection with nuts locatedbelow the top plate; and a second ejector rod located in the second sleeve is fixed to the top of the top plate, a limiting rod is fixed to the top of the second ejector rod, the limiting rod penetrates through the top face of the second sleeve and extends to the upper portion of the second sleeve, and sliding blocks are fixed to the two sides of the bottom of the limiting rod.

The invention discloses a hydraulic cylinder seat reinforcing device for a clean gas glasses valve and a using method thereof, and relates to the technical field of reinforcing of hydraulic cylinder seat equipment. The hydraulic cylinder seat reinforcing device comprises a reinforcing base, an electric telescopic rod is installed in the reinforcing base, a second sliding groove is arranged at the position, located above the electric telescopic rod, in the reinforcing base, and a transverse plate is slidably connected into the second sliding groove. The device has the beneficial effects that the device is provided with a fixed assembly, quick disassembly is achieved, the labor intensity of workers is reduced, meanwhile, primary fixing is achieved through the fixed assembly, secondary fixing is achieved through the arrangement of a fixed piece, a first fixed bolt and a first fixed bolt hole, the overall reinforcing effect is achieved, a heat dissipation assembly is arranged, heat dissipation and cooling are achieved, the service life of the device is prolonged, a rubber plate and a reset spring are arranged, through stress deformation of the reset spring, buffer protection of the cavity is achieved, the overall service life is prolonged, and cost consumption is reduced.

The invention discloses a jacking type slurry pouring operation device, and belongs to the technical field of building construction. The jacking type slurry pouring operation device is integrally arranged in a grouting pipe, the jacking type slurry pouring operation device comprises a locking supporting part, a longitudinal positioning part and a transverse jacking part, the locking supporting part is used for fixedly supporting the pouring operation device at a certain depth in a grouting pipe, a vertical through hole is formed in the center of the top of the locking supporting component, a center mounting pipe penetrates through the through hole, the top end of the center mounting pipe extends out of an upper hole opening of the through hole, the bottom end of the center mounting pipe is connected with the transverse jacking component, one end, facing the inner wall of the grouting pipe, of the transverse jacking component is provided with a grouting nozzle, the side face of the grouting pipe is provided with a side wall open hole allowing grouting liquid to pass through, and the longitudinal positioning part is arranged between the outer wall of the center mounting pipe and the bottom of the locking supporting part and used for finely adjusting the depth position of the center mounting pipe when the center mounting pipe is pulled to move up and down. The jacking type slurry pouring operation device has the advantage that grouting construction operation can be independently carried out at a certain depth.

The invention discloses a roadbed earthwork reinforcing method for expressway engineering, which comprises the following steps of: 1, uniformly paving an earthwork mixed material at the upper end of aroadbed bottom platform, covering clay at the upper end of the paved earthwork after the earthwork is paved; then the clay being continuously laid on the two sides of the earth-rock laying position to form an oblique wave structure for reinforcing the earth-rock; 2, an accurate angle measuring instrument being used for building an oblique wave angle laid by clay into an oblique angle of 45 degrees, then concrete being poured at the starting end and the tail end of the oblique wave structure, then a grounding pile being transversely installed outside the oblique wave, and an embedded pit needed for installing the grounding pile being dug in a roadbed bottom table in advance. According to the highway subgrade reinforcing structure, the effect of reinforcing a highway subgrade by adopting earthwork materials is achieved, the firmness and weather resistance of the subgrade are effectively improved, and the problem that the subgrade is eroded by sandstorm after being exposed to the naturalenvironment for a long time is solved.

The invention discloses a fiber fabric active force-applying system. The fiber fabric active force-applying system comprises fiber fabric, a first clamp, a second clamp, a force applying piece and a fixing piece, and the two ends of the fiber fabric are correspondingly fixed to the first clamp and the second clamp; the force applying piece can apply force to the first clamp, so that the fiber fabric is stretched; and the fixing piece is used for fixing the position of the stretched fiber fabric. The fiber fabric active force-applying system is used for reinforcing a concrete beam and applyingprestress to the fiber fabric so that the fiber fabric can give full play to the effective bearing capacity, strength utilization of the fiber fabric is kept to a high level, and the fiber fabric active force-applying system has the good effect on improving the load-bearing capacity and deformation of reinforced components.

The invention discloses a multifunctional positioning and fixing device for a construction formwork for beam column pouring. The multifunctional positioning and fixing device comprises a group of positioning structural components, and a connecting component and a fastening component which are matched with the positioning structural components, the positioning structural components are L-shaped, and a pair of oppositely arranged positioning structural components are crossed and matched to form a door-shaped structure; each positioning structure component comprises cross beams and vertical beams, and connecting structures are arranged on the cross beams so that the cross beams can be connected with one another; and fastening devices for applying pressure to the inner side of the door are arranged on the vertical beams. According to the fixing requirement of the formed beam column pouring formwork, an adjustable pre-structure mode is adopted, a pair of positioning structure components form a positioning and fixing device with cohesive force of a door-shaped structure, vertical acting force can be applied to the construction formwork in the door from the cross beams and the vertical beams, and it is guaranteed that the formwork is positioned and reliably fixed according to the design requirement. Disassembly, assembly and combination are convenient, and repeated turnover use is achieved; and the multifunctional positioning and fixing device is multifunctional, simple in structure, high in practicability and capable of adapting to various application scenes.

The invention relates to the technical field of data storage processing, and provides a data storage reinforcing device for preventing a storage disk from falling off by utilizing rebound limitation, the data storage reinforcing device comprises a frame body, the inner wall of the frame body is fixedly connected with a support frame, the outer wall of the support frame is movably connected with a push plate, and the outer wall of the push plate is elastically connected with a spiral spring. According to the data storage reinforcing device capable of preventing the storage disk from falling off through rebound limitation, the data storage disk enters the frame body, a USB flash disk extrudes the push plate, the push plate and a ladder block are used in cooperation to move an inclined block to the two sides, the push rod enables a turning rod to rotate through a linkage rod, the turning rod extrudes a transverse plate, and the transverse plate enables a first clamping insert and a second clamping insert to completely coincide; the first clamping insert and the push block are used in cooperation to rotate the arc-shaped plate, the arc-shaped plate changes the position of the clamping plate, the clamping plate controls the protruding block to move, the USB flash disk is prevented from automatically falling off due to unintentional touch, the push plate is pushed again to enable the first clamping insert to change the position relation with the second clamping insert, and reinforcing is conducted through limiting springback.

The natural-color yarn processing device comprises a bottom plate, a bearing table, a cam, a limiting roller and a top box, the top box is fixedly connected to the outer wall of the top of the bottom plate, a yarn inlet hole is formed in the middle of the outer wall of one end of the top box, and a yarn outlet hole is formed between the outer walls of the two ends of the bottom of the other end of the top box; the bearing table is fixedly connected to the outer wall of the top of the bottom plate, an air inlet mechanism is arranged on the inner wall of the bearing table, a second rotating rod is rotationally connected between the inner walls of the two sides of the other end of the top box through a bearing, a stretching mechanism is arranged on the circumferential outer wall of the second rotating rod, and a driving motor is fixedly connected to the other end of the outer wall of one side of the top box. Three strands of original wires are twisted into one strand, the twisted original wires are two strands and are spirally wound around one strand, the effect of integrating multiple strands of the original wires is achieved, in the process that the extrusion plate continuously extrudes the original wires, the stretching effect on the original wires is achieved, and the toughness and tightness of the original wires are improved.