48results about How to "Avoid sliding off" patented technology

The invention provides a three-dimensional cell gradient mechanics loading experiment platform based on a tissue specific shape. The three-dimensional cell gradient mechanics loading experiment platform comprises a first clamping plate and a second clamping plate, which are arranged in a mutual parallel manner, wherein a three-dimensional tissue module for covering cells or a three-dimensional tissue module array is arranged between the first clamping plate and the second clamping plate; the three-dimensional tissue module for covering the cells is a geometrical configuration with a mechanicsgradient; meanwhile, the three-dimensional tissue module for covering the cells is fixedly connected with the first clamping plate and the second clamping plate respectively; the first clamping plateis movably connected with the second clamping plate; a distance between the two clamping plates is adjusted so that a mechanical stretching or compression effect of the three-dimensional tissue moduleis realized, and furthermore, the three-dimensional tissue module is deformed after being stretched or compressed; gradient strain is formed in the three-dimensional tissue module so that cell behaviors are influenced; a high-flux three-dimensional cell gradient mechanics loading device and an experiment platform can be formed through an array design of a loading device; the mechanics loading experiment platform provided by the invention has the advantages of low cost, simplicity in preparation, convenience for utilization, controllable size, adjustable mechanics gradient and the like.

The invention provides a convenient moving device of a construction pipeline. The convenient moving device comprises an antiskid cushion, a shaft rod, a limiting plate and an outer supporting spring.A fixed bin is welded to the upper side of a body. The inner end of a limiting piece is connected into the fixed bin through a spring. The bottom end of a supporting piece is welded to the middle of the upper side of the body. The shaft rod is embedded in an installation hole in the upper side of the supporting piece and is of a cylindrical structure. The limiting plate is of a rectangular plate-shaped structure. The middle of the shaft rod is connected with the top end of the supporting spring. The bottom end of the supporting spring is connected with the upper side of the body. An extendingpiece has the effect of supporting the long pipeline through pulling extending, the pipeline is prevented from great shaking and slipping off in the moving process, and the guide grooves of the rectangular structure in the two sides of the extending piece are used for making the extending piece smoothly slide in the fixed direction.

The invention discloses a structural perforation based scaffold building method. The method includes: making a plurality of through holes in two opposite ship structures in advance; arranging a rubber sleeve in each through hole; allowing each first steel pipe to penetrate two of the through holes at opposite positions; fixing second steel pipes to the first steel pipes, and fixing scaffold boards to the second steel pipes to form a scaffold platform. The structural perforation based scaffold building method has advantages that simplicity in operation and convenience in use are realized, the scaffold platform can be built conveniently and quickly, convenience in scaffold building is improved, the problem of high material input in ground building of fastener-style steel pipe scaffolds and uncertain problems of demounting, repairing, ship weight increasing and the like in mounting of scaffold parts are solved, scaffold building materials are reduced, building speed is increased, and construction difficulty is lowered while construction cost is reduced; in addition, the through holes of the ship structures neither increase scaffold steel pipe perforation difficulty nor affect strength of the ship structures.

A three-dimensional cell-mechanical-gradient loading platform comprises a mold consisting of two cantilever beams or two cantilever beam arrays, a three-dimensional tissue module or three-dimensional tissue module array for wrapping cells is clamped between the two cantilever beams or the two cantilever beam arrays, the three-dimensional tissue module and the cantilever beams are in connection by glue 502 at the contact parts; the end of each cantilever beam is provided with a through hole, and a screw-thread pillar penetrates the through holes of the two cantilever beams; the screw-thread pillar is provided with a first nut and a second nut respectively at two ends of the through hole of one cantilever beam, and the screw-thread pillar is provided with a third nut and a forth nut respectively at two ends of the through hole of the other cantilever beam; or, the ends of the two cantilever beams are respectively connected with two control clamps arranged on a one-dimensional mobile platform, and the clamps are connected with motors; or, the ends of the multiple cantilever beam arrays are fixed by upper and lower layers of flat plates, threaded columns and nuts. The three-dimensional cell mechanical gradient loading platform has the advantages of being low in cost, simple in preparation, convenient to use, controllable in dimension, adjustable in mechanical gradient, high in flux and the like.

The invention discloses a rapid heating distillation device in a refining process of high-purity titanium tetrachloride. The device comprises a material inlet pipeline, a sealing cover, a distillationdevice main body, a residue discharging pipeline, a closing cover and a supporting mechanism arranged at the lower surface of the distillation device main body; and the top end of the distillation device main body is provided with a fixing mechanism, and the fixing mechanism comprises a first L-shaped fixing block, a nut, a threaded rod, a second L-shaped fixing block, a second arc-shaped groove,a fixing hole, limiting grooves, limiting blocks, sliding grooves and a first arc-shaped groove. According to the device disclosed by the invention, the limiting blocks slide in the limiting grooves,so that the second L-shaped fixing block is prevented from falling off and being lost from the interiors of the sliding grooves, and use costs of users are reduced; and the nut is rotated at the surface of the threaded rod in a clockwise direction, so that upward sliding of the second L-shaped fixing block in the sliding grooves is facilitated, tight bonding of the connection place of the sealingcover and the distillation device main body is realized, the sealing cover is convenient to install and place on the top end of the distillation device main body, and the sealing cover is convenientto disassemble and repair from the surface of the distillation device main body.

The invention provides a gastric band of gastric banding surgery. The gastric band comprises a strap, wherein a clamping portion is formed at one end of the strap, a clamping part corresponding to the clamping portion is arranged at the other end of the strap, and the clamping portion and the clamping part are fixed mutually when the stomach is surrounded by the strap; a filling bag is arranged on the inner ring surface of the strap; a protective saddle corresponding to the filling bag axially extends out of the side end of the strap. When gastric band folding surgery is carried out, the stomach is folded to form a large stomach bag and a folded portion; when sleeve-shaped resection surgery of the stomach is carried out, part of the stomach is removed, so that a thin sleeve-shaped stomach is formed, and an incision of the stomach is sewed; the filling bag wraps a position below the joint of the stomach and the esophagus correspondingly by means of the strap, moreover, the protective saddle wraps the folded portion or the incision correspondingly, so that the situation that the upper end of the folded portion or the incision expands and bulges to cause complications because a patient eats too much food after the surgery can be prevented, and meanwhile swelling of the stomach can be prevented from causing cracking of the folded portion of the incision. The gastric band can effectively enhance surgery safety, promote weight reduction efficiency, reduce the frequency of therapeutic duplication, and reduce the generation probability of complications.

The invention discloses an aluminum profile surface polishing machine with a dust collection function. The aluminum profile surface polishing machine comprises a plate body and polishing units. Two fixing rods are arranged on the left side and the right side of the top end of the plate body, the top ends of the two fixing rods are connected with the left side and the right side of the bottom end of a containing plate correspondingly, a fixing unit is arranged at the top end of the plate body, an adjusting unit is arranged at the bottom end of the plate body, a dust collecting unit is arranged at the bottom end of the containing plate, and a cleaning unit is arranged on the side face of the containing plate. A polishing unit comprises a main linear motor, an electric telescopic rod, a connecting frame, a rotating shaft, a motor, a polishing wheel and two side plates, the two side plates are arranged on the front side and the rear side of the top end of the plate body correspondingly, and stators at the two ends of the main linear motor are connected with the top ends of the inner side faces of the two side plates correspondingly; the electric telescopic rod is arranged at the bottom end of a main linear motor rotor seat, and the connecting frame is arranged at the bottom end of the electric telescopic rod. According to the aluminum profile surface polishing machine with the dust collection function, use is convenient, the safety is high, and the polishing effect is good.

The invention provides a double base close type triangular hoisting device for an energy-saving prefabricated member and an application method. The device comprises triangular hoisting bases and hoisting shafts arranged on the hoisting bases. The hoisting shafts separate the adjacent two hoisting bases parallelly. One end of a sling is connected to a hoisting device while the other end of the sling successively bypasses the two hoisting shafts and the energy-saving prefabricated member and are fixed to the other hoisting shaft; one outer sides wall of the hoisting bases lean against the outerside wall of the energy-saving prefabricated member, so that the energy-saving prefabricated member is hoisted. The device can fill a triangular cavity formed by the upper side of the energy-saving prefabricated member and the sling effectively, so that the hoisting stability is ensured, and the service life of the sling is prolonged; anti-skid grooves are formed in three connecting edges. In thehoisting operation, the anti-skid grooves press the energy-saving prefabricated member, so that the friction force is improved, the energy-saving prefabricated member is prevented from sliding and falling off, and the safety of the hoisting operation is improved greatly. A retainer ring is arranged at the outer end of the hoisting shaft. The device has important meaning in a hoisting operation ofthe energy-saving prefabricated member.

The electromechanical equipment fixing frame with the shockproof function comprises a base, a thick rod and a movable plate, vertical plates are installed on the two sides of the upper portion of the base, sliding grooves are formed in the vertical plates, ventilation openings are formed in the bottoms of the vertical plates, screw installation plates are installed on the left side and the right side of the base, the thick rod is installed on the base, and the movable plate is installed on the thick rod. A thin rod penetrates through the thick rod, a reset spring is wound on the outer portion of the thin rod, the movable plate is installed on the thin rod, a shock pad is embedded in the movable plate, a second cooling fan is arranged below the shock pad, and a fixed plate is installed on the movable plate. According to the electromechanical equipment fixing frame with the shockproof function, thick rods, thin rods, reset springs and shock pads are arranged, through an elastic structure composed of the thin rods, the thick rods and the reset springs, vibration borne by the movable plate is reduced, and the shock resistance of electromechanical equipment is improved; and the shock resistance of the electromechanical equipment is further improved through the shock pad.

The invention discloses a combined ladder type cable bridge with an adjustable wiring assembly, which comprises T-shaped bridge walls symmetrically arranged. The bridge is mainly used for solving the problems of disordered cable harnesses, troublesome separation and the like caused by cable turning in a traditional bridge when the bridge is used for connecting wiring, a plurality of connecting frames are symmetrically arranged between the two bridge walls, in the horizontal direction of the bridge walls, the connecting frames are arranged at the lower edge positions of the bridge walls, in the vertical direction of the bridge walls, the connecting frames are symmetrically arranged on the two sides, a plurality of turning assemblies are arranged on the side face of one bridge wall between the two bridge walls, and a plurality of steering pipes are connected between the turning assemblies. The wiring assemblies are arranged on the connecting frames located at the ends of the two bridge walls respectively, cable harnesses in the bridge can be dispersed and steered through the turning assemblies, the problems that in the existing cable harness conveying process, the harnesses are disordered, and errors occur in separation and turning are solved, and the trend of each cable is clearly reflected.

The invention discloses a reusable anorectal ligator with a filter assembly. The ligator comprises a handle, a ligation mechanism, a firing mechanism, a suction mechanism and a control mechanism. Theligation mechanism comprises an inner barrel, a push sleeve, a stringing assembly and the filter assembly. The push sleeve sleeves the inner barrel. The firing mechanism comprises a firing switch, a guide push block and a vent pipe top seat. The vent pipe top seat is fixedly connected in the handle, and the guide push block is in sliding connection to the vent pipe top seat. The firing switch is rotatably connected to the handle. The suction mechanism comprises a four-way pipe and a negative pressure pump. The four-way pipe is respectively communicated with the vent pipe top seat, the negativepressure pump, a pressure relief assembly and a sensor connection pipe. The control mechanism comprises a controller and a pressure sensor. A probe of the pressure sensor is disposed in the sensor connection pipe, and the pressure sensor is connected to the controller. The ligator can prevent medical staff from reusing a disposable assembly, can prevent foreign matters from entering the matched handle, can avoid infection and is safe to operate.

The invention discloses a plane-placed adsorptive suspended ceiling. The suspended ceiling comprises a plurality of aluminum plates, a plurality of edge closing strips, a mounting beam, a suspended ceiling screw, a hanging piece and a plurality of suckers. By plane placement of the aluminum plates of the suspended ceiling on the edge closing strips with the suckers and the beam with the suckers, the aluminum plates of the suspended ceiling are firmly fixed with the suckers of the edge closing strips with the suckers and the beam with the suckers by adsorptive force of the suckers, the aluminumplates of the suspended ceiling can be cut at will to be installed and can be cut at will according to the size, attractiveness and design requirements of different suspended ceilings, the number ofsingle ceiling plates is greatly reduced, too many single ceiling plates of conventional fixed-size embedded suspended ceiling gusset plates are changed, too many splicing seams in the suspended ceiling are reduced, and installation is simpler and more attractive. A large ceiling plate can be firmly adsorbed by the edge closing strips with the suckers and the beam with the suckers and prevented from sliding off, and resonance noise between the large ceiling plate and the edge closing strips and the beam due to running vibration of ceiling appliances can be prevented.

The invention discloses a temperature-measuring type fault indicator capable of realizing stable clamping on a line. The indicator comprises a fault indicator main body, a transmission optical fiber,short-circuit sensors, a grounding sensor, a temperature-measuring head, screwing nuts and a bandage; the fault indicator main body is connected with the short-circuit sensor and the ground sensor through the transmission optical fiber, and a regulating rack is arranged on the upper end of each short-circuit sensor; two sides of the fault indicator main body are connected with a mounting rack through a rotating shaft, and screwing nuts are arranged at the upper part of the mounting rack; a lower tension disc is welded on the back of the fault indicator main body, and the upper part of the lower tension disk is connected with an upper tension disc through bolts; and tension holes are formed on the upper tension disc and the lower tension disc. The temperature-measuring type fault indicatorcapable of stably clamping the line can realize the fixation of the short-circuit sensors and the grounding sensor on the detection line, and a worker can conveniently regulated a mounting angle of the fault indicator main body.

The invention discloses a hanging structure. The hanging structure is used for hanging a sound absorption wedge or a sound absorber on the top face of a building, the hanging structure comprises a T-shaped back frame, a leveling straight rod, a suspension sliding rail, a safety hook and a damping anti-skid rubber sleeve, wherein the T-shaped back frame is fixedly connected with the top face of thebuilding, the leveling straight rod is horizontally connected to the T-shaped back frame, the suspension sliding rail is fixedly connected to the leveling straight rod, the safety hook is fixed to the base portion of the sound absorption wedge or the sound absorption body, and the damping anti-skid rubber sleeve is sleeved on the safety hook; and the safety hooks and the suspension sliding railsare mutually hooked and combined through respective hook parts to finish the suspension of the sound absorption wedges or the sound absorbers on the top surface of the building. The suspension structure has shockproof, damping and anti-slip functions, can effectively prevent a suspended sound absorption wedge or a suspended sound absorber from falling off, effectively blocks sound and vibration propagation paths formed by rigid connection of the safety hook and the suspension sliding rail, guarantees the acoustic effect, and meanwhile, the safety of the sound absorption wedges or the sound absorbers and equipment and personnel in installation places of the sound absorption wedges or the sound absorbers is ensured.

The invention discloses an electric anorectal loop ligature capable of reducing cross infection. The loop ligature comprises a handle, a ligation mechanism, a firing mechanism, a suction mechanism anda control mechanism. The ligation mechanism comprises an inner barrel, a push sleeve, a stringing assembly and a filter assembly. The push sleeve sleeves the inner barrel. The firing mechanism comprises a firing switch, a guide push block and a vent pipe top seat. The vent pipe top seat is fixedly connected in the handle, and the guide push block is in sliding connection to the vent pipe top seat. The firing switch is rotatably connected to the handle. The suction mechanism comprises a four-way pipe and a negative pressure pump. The four-way pipe is respectively communicated with the vent pipe top seat, the negative pressure pump, a pressure relief assembly and a sensor connection pipe. The control mechanism comprises a controller and a pressure sensor. The pressure sensor is disposed onthe inner wall of the inner barrel, and the pressure sensor is connected to the controller. The loop ligature can prevent medical staff from reusing a disposable assembly, can prevent foreign mattersfrom entering the matched handle, can avoid infection and is safe to operate.

The invention provides a clip body manufacture method of a clip, a clip body of the clip and the clip composed of the two clip bodies. The clip body manufacture method includes the following steps that S1, a fixed mold plate and a movable mold plate are manufactured, at least one mold cavity capable of forming the corresponding clip body is formed after the fixed mold plate and the movable mold plate are assembled, a first mold plate is arranged on the side, corresponding to the fixed mold plate, on the inner side of the movable mold plate, and the first mold plate is provided with linear channels communicating with the mold cavities; a second mold plate is fixedly arranged on the outer side of the first mold plate, and grooves with the diameter larger than that of the outer side ends of the channels are formed in the positions, corresponding to the channels, of the second mold plate; S2, a fixed mold and a movable mold are assembled, plastic is ejected out so that the mold cavities, the channels and the grooves can be full filled with the plastic; S3, the movable mold plate is made to be separated from the fixed mold plate, and the clip bodies can be attached to the movable mold plate; S4, the clip bodies are ejected and supported to move by a set distance relative to the movable mold plate, and the plastic at the positions of the corresponding grooves can be pulled to be thin and long through cooperation with the ductility and malleability of the plastic; and S5, after the step S4 is executed for a set period of time, the clip bodies are ejected and supported to be completely separated from the movable mold plate; and by means of the clip body manufacture method, the clip body and the clip, the non-slip effect of the clip can be improved.

The invention provides a transfer device with a raw material screening structure for beverage production. The transfer device with the raw material screening structure for beverage production comprises: a cleaning tank; a partition plate, wherein the surface of the partition plate is fixedly mounted in the cleaning tank, and an isolation filter screen is mounted on the inner side of the partition plate; an aeration mechanism which is mounted at the lower part of the cleaning tank; and an overturning motor which is mounted on the surface of the cleaning tank. According to the transfer device with the raw material screening structure for beverage production, the drainage inclined plate which is obliquely distributed is installed in the transfer frame, the screening holes in the drainage inclined plate facilitate separation of cleaned fruit and vegetable residues, and the speed reduction part is matched for use, so that normal transfer and conveying of fruits and vegetables can be guaranteed, and meanwhile, the fruit and vegetable residues are prevented from sliding and falling off from the drainage inclined plate, and it is guaranteed that the residues can stably flow into the collecting frame from the interiors of the screening holes to be collected in a centralized mode.

The invention provides a vehicle-mounted gasoline vehicle pollutant detection device, which comprises a detection machine body and a display screen, the display screen is fixedly installed at the middle position of the outer end of the detection machine body, and a detection through hole is arranged on the detection machine body above the display screen. By arranging the telescopic handheld control rod structure, holding, operation and use are facilitated, an electric telescopic inner rod of the telescopic handheld control rod is electrically connected to a detection machine body through an electric connection end, transmission, fixing, control and use are facilitated, the electric telescopic inner rod and a sleeving handheld rod are fixedly connected in a sleeving mode, an electric telescopic inner rod and a sleeving handheld rod are electrically connected with a main control button, so that the main control button is convenient to hold, control and use, and during holding, due to the shape of the outer side of the sleeving handheld rod, the main control button is convenient to hold, operate and use; and an anti-skid rubber sleeve structure is arranged, replacement and holding are facilitated.

The invention discloses a shield segment, and relates to the technical field of buildings. The shield segment comprises a segment body, a mounting groove is formed in one end of the segment body, a supporting rod is fixedly connected to the bottom of the inner wall of the mounting groove, an air hole is formed in one side of the inner wall of the mounting groove, an arc-shaped supporting plate is fixedly connected to the top of the supporting rod, and a clamping head is fixedly connected to the end, away from the mounting groove, of the segment body. An air nozzle is formed in one side of the clamping head, the position of the air nozzle on the clamping head is matched with the position of the air hole in the mounting groove, an arc-shaped supporting seat is arranged between the supporting rod and the arc-shaped supporting plate, a clamping head body is fixedly connected with one end of the segment body, one end of a rotary clamping plate extends out of the clamping head groove, and the end, located outside the clamping head groove, of the rotary clamping plate is arranged to be in an arc shape. According to the shield segment, the strength of the joint is higher, the safety is better, the connection between the segments is more stable, the use is safe and reliable, the segments are convenient to separate, and the disassembly and the assembly are simpler.

The invention discloses an artificial intelligence explanation interaction device for a luxury display cabinet, the artificial intelligence explanation interaction device comprises an adjusting mechanism and rotating mechanisms, the inner side of the upper part of the adjusting mechanism is provided with the adjusting mechanism used for angle adjustment, and the rotating mechanisms used for swinging are arranged on the two sides of the upper part of the adjusting mechanism. A supporting mechanism used for supporting is installed on the inner side of the lower portion of the adjusting mechanism, and a placing mechanism used for balancing is arranged on one side of the lower portion of the rotating mechanism. Compared with an existing device, the artificial intelligence explanation interaction equipment for the luxury display cabinet has the advantages that the display body plate and the main body seat can rotate through the rotating seat, so that the horizontal direction of the equipment can be adjusted during interaction, and a rotating disc can be driven to rotate through a first motor; through a first motor, a display head simulating a human head can rotate left and right, and through a second motor, the display head can be driven to turn up and down, so that a human head raising and bending action can be simulated, and then through a series of adjustments.

The invention provides a clip body manufacture method of a clip, a clip body of the clip and the clip composed of the two clip bodies. The clip body manufacture method includes the following steps that S1, a fixed mold plate and a movable mold plate are manufactured, at least one mold cavity capable of forming the corresponding clip body is formed after the fixed mold plate and the movable mold plate are assembled, a first mold plate is arranged on the side, corresponding to the fixed mold plate, on the inner side of the movable mold plate, and the first mold plate is provided with linear channels communicating with the mold cavities; a second mold plate is fixedly arranged on the outer side of the first mold plate, and grooves with the diameter larger than that of the outer side ends of the channels are formed in the positions, corresponding to the channels, of the second mold plate; S2, a fixed mold and a movable mold are assembled, plastic is ejected out so that the mold cavities, the channels and the grooves can be full filled with the plastic; S3, the movable mold plate is made to be separated from the fixed mold plate, and the clip bodies can be attached to the movable mold plate; S4, the clip bodies are ejected and supported to move by a set distance relative to the movable mold plate, and the plastic at the positions of the corresponding grooves can be pulled to be thin and long through cooperation with the ductility and malleability of the plastic; and S5, after the step S4 is executed for a set period of time, the clip bodies are ejected and supported to be completely separated from the movable mold plate; and by means of the clip body manufacture method, the clip body and the clip, the non-slip effect of the clip can be improved.

The invention discloses a ball valve with small friction force. The ball valve comprises a main body, a wrench, a transmission shaft and a ball body, wherein sealing structures are fixed to the two sides of the interior of the main body respectively, a fixing groove is formed in the bottom end of the interior of the ball body, a bearing is fixed to the bottom end of the interior of the main body, a protection shaft is movably connected to the interior of the bearing, the wrench is installed outside the top end of the transmission shaft, and a dismounting structure is arranged at the top end of the wrench. By arranging a protection structure, friction force during switching is reduced, during use, large friction force can be generated between the ball body and the main body, by arranging the protection structure, the ball valve can be optimized, during switching, the ball body rotates, the protection shaft is clamped and fixed to the ball body through the fixing groove, the ball body rotates to drive the protection shaft to rotate, and the bearing supports the rotation of the protection shaft, so that the friction force is smaller when the ball body rotates, and the use convenience is improved.

The invention discloses a mobile cabinet for a printer. The mobile cabinet for the printer comprises a mobile cabinet body, wherein a cabinet door is arranged on the mobile cabinet body, universal wheels with brakes are arranged at the bottom end of the mobile cabinet body, the printer is placed at the top end of the mobile cabinet body, a frame type through hole is formed in the top end of the mobile cabinet body, a vertical plate part of a movable block is inserted into the frame type through hole, the movable block is of an uncovered box body structure, a threaded through hole is formed in the bottom end of the movable block, and a threaded rod is spirally inserted into the threaded through hole. The mobile cabinet for the printer is provided with the threaded rod, the threaded rod is driven to rotate through a connecting shaft, so that the threaded rod interacts with the threaded through hole of the movable block to drive the movable block to ascend, the movable block ascends to enable one section of the vertical plate of the movable block to extend out of the through hole of the movable cabinet to be arranged on the outer periphery of the printer, and a certain protection effect is provided for the placement position of the printer; and in this way, it is avoided that the printer slides and falls off due to stress in the moving process of the mobile cabinet, and the use effect of the mobile cabinet is better.

The invention relates to the technical field of communication cables, and discloses an intelligent manufacturing communication cable junction box with a good protection effect, the junction box comprises a cable main body, the right side of the cable main body is movably connected with an outer mounting frame, and the inner side of the outer mounting frame is movably connected with an outer fixing device; through cooperation of an eccentric wheel, an eccentric connecting rod and an arc-shaped supporting plate in the junction box, the arc-shaped connecting rod pushes a spring push rod and a pressing plate to move downwards to clamp a wiring copper pipe, and the outer side of the junction box drives a hollow threaded shaft to rotate through a knob, so that a connecting shaft sleeve pushes a connecting rod to rotate around a hinge point and pushes a pressing block to move inwards, the cable main body is fixed, loosening and falling of cable joints caused by cable dragging are prevented, and when the junction box is deeply buried underground, a rubber filling layer can reduce pressure of each structure in the junction box main body and can also effectively prevent underground water from seeping into the junction box to cause accidents, so that the safety of the junction box is further improved.

The invention discloses a woven bag double-end self-locking anti-theft zipper which comprises a cloth belt, zipper heads, a housing, a lock claw, a pressure spring and a pull tongue. Two layers of zipper teeth are respectively positioned on the edges of the upper and lower side surfaces of the cloth belt; a base is arranged on the upper surface of the zipper head and is a rectangular block; and two guide V-shaped blocks are symmetrically arranged on the upper surface of the zipper head. The housing is fixedly connected with the rectangular block and internally provided with a cavity, and a notch is formed in the middle of the housing. The locking claw is crescent. The tail end of the locking claw is embedded between the guide V-shaped block in the middle of the zipper head and the housing, and the locking claw can penetrate through the insertion hole in the zipper head to be inserted into the gap of the zipper teeth. The two ends of the pressure spring are embedded into the inner side of the upper portion of the housing. A notch is formed in the front portion of the pull tongue, the notch of the housing is sleeved with the notch, and when the pull tongue is pulled, the pull tongue moves upwards under the action of the guide V-shaped block, so that the lock claw is driven to overcome the pressure of the pressure spring to move upwards, and the lock claw is disengaged from the zipper teeth. The woven bag double-end self-locking anti-theft zipper has an anti-theft function, prevents the zipper head from sliding and disengaging under the action of external force, and is longer in service life.

The invention discloses a plastic packaging bag clean film processing device which comprises bottom rack rods arranged front and back at intervals, and an elastic feeding mechanism is assembled and connected between the outer ends of the bottom rack rods. The inner ends of the bottom rack rods face upwards and are fixedly connected with longitudinal racks; a clean film disinfection mechanism is assembled and connected between the lower ends of the longitudinal racks; the clean film disinfection mechanism comprises a disinfection box, and an ultraviolet lamp disinfection component is assembled and connected in the disinfection box; the clean film disinfection mechanism further comprises an alcohol mist disinfection component, the alcohol mist disinfection component comprises a disinfection pipe, the disinfection pipe is communicated with a plurality of disinfection nozzles, the disinfection pipe is communicated with an inlet pipe, and the inlet pipe penetrates through the disinfection box. According to the design, the thin film is conveyed in a vertical feeding state, disinfection alcohol mist is sprayed, liquefied alcohol water drops continuously drop on the thin film and are air-dried in the conveying process, and the technical defects that in a horizontal conveying mode disclosed in the prior art, alcohol liquid drops are attached to the thin film and cannot be rapidly separated from the thin film are overcome.

The invention discloses an anti-loosening vibration damper comprising a wire clamp plate. First support plates are fixedly connected on the left and right sides of the wire clamp plate. A slide deviceis clamped on the upper surface of each first support plate. A movable rod is fixedly connected on the top end of the slide device. The bottom end of the slide device is fixedly connected with the upper surface of a first connecting plate, and the back surface of the first connecting plate is fixedly connected with the front surface of a first clamp plate. According to the anti-loosening vibration damper, tight fixing between the wire clamp plate and the cable is realized through the joint action of the movable rod, the slide sleeve, the first support plate, the slide rod, the first connecting plate, the first rubber plate, the second rubber plate, the second clamp plate, the second connecting plate and the first clamp plate so that the situation that the wire clamp plate slides and fallsoff when the cable becomes small in the process of being clamped for a long time is avoided, fall-off of the first vibration damper head and the second vibration damper head is avoided and the loss of people is avoided.

The invention discloses a structural perforation based scaffold building method. The method includes: making a plurality of through holes in two opposite ship structures in advance; arranging a rubber sleeve in each through hole; allowing each first steel pipe to penetrate two of the through holes at opposite positions; fixing second steel pipes to the first steel pipes, and fixing scaffold boards to the second steel pipes to form a scaffold platform. The structural perforation based scaffold building method has advantages that simplicity in operation and convenience in use are realized, the scaffold platform can be built conveniently and quickly, convenience in scaffold building is improved, the problem of high material input in ground building of fastener-style steel pipe scaffolds and uncertain problems of demounting, repairing, ship weight increasing and the like in mounting of scaffold parts are solved, scaffold building materials are reduced, building speed is increased, and construction difficulty is lowered while construction cost is reduced; in addition, the through holes of the ship structures neither increase scaffold steel pipe perforation difficulty nor affect strength of the ship structures.