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

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 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 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 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 provides an agricultural peanut manual throwing and picking containing device which comprises an inclined filter plate, a side net, a top cover net, a positioning rod, a bent supportingplate, a positioning shaft, a plug bush, a sliding positioning cap, a rear side net, a sliding ring, a supporting frame and a positioning plug frame; a hitting and rolling rod is welded and supportedto the portion, one fifth of the length, of an opening in the top end of a peanut containing box in a protruding mode; four supporting vertical rods, two supporting bottom rods, two side bottom supporting rods and two side supporting rods are each a supporting square tube, and two side nets are correspondingly plugged and supported to the top ends of the four supporting vertical rods through two plug rods at the bottom; by arranging the top cover net, the rear side net and the two side nets, the top cover net, the rear side net and the two side nets are jointly combined to form a rectangular net cage with an opening in the front end, when peanuts are thrown, the rectangular net can gather peanuts inside, the phenomenon that peanuts collide with each other and are scattered around is avoided, and then convenience is brought to follow-up collection of scattered peanuts.

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 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.