174results about How to "Realize locking and fixing" patented technology

The invention discloses a multifunctional rotating adjusting lifting appliance special for section beams. The lifting appliance comprises a lifting column and a supporting disc rotationally arranged at the bottom end of the lifting column, wherein a driving motor used for driving the supporting disc to rotate is further arranged on the lifting column; the outer side of the supporting disc is symmetrically and fixedly provided with two cantilever beams, and each cantilever beam is provided with a horizontal adjusting piece used for adjusting the horizontal position of supporting columns; and each supporting column is provided with a height-adjustable lifting supporting plate, and the lifting supporting plates are further provided with locking assemblies used for locking and fixing the lifting supporting plates. According to the embodiment, the cantilever beams of the lifting appliance can be rotated, the problem that the placed angle of the section beams is different is solved, and thelifting supporting plate arranged on a supporting part has the advantages of being flexible in adjustment and stable in structure.

The invention provides an automatic toilet cleaning device. The automatic toilet cleaning device is used for cleaning a toilet conveniently. The device mainly comprises a rack, a first support, a second support and a cleaning assembly, wherein the first support and the second support are hinged on left and right sides of the rack; and the cleaning assembly is arranged on the second support. The cleaning device can be used for automatically cleaning the inside of the toilet, and the cleaning operation is carried out under coordination of each motor and electronic telescopic rods, so that the inner wall of the toilet can be efficiently cleaned with high intelligent degree; close contact between a cleaning brush and the inner wall of the toilet can be guaranteed due to the telescopic rod on a cleaning rod and an extrusion spring between the telescopic rod and the cleaning rod, so that the cleaning effect can be guaranteed; the first support, the second support and the rack can be locked and fixed due to a locking mechanism; and the first support and the second support can be folded relative to the rack, so that the occupied space can be reduced, and integral storage and placement can be benefited.

The invention discloses a cable support. The cable support comprises a body and supporting arms, wherein the supporting arms are connected with the body in a rotating mode. A fixed supporting arm structure in the traditional technology is changed into the rotatable structure, and therefore the angle of the supporting arms can be freely adjusted, and installation of a cable can be completed in various use environments. It is not needed to specially design or manufacture a support suitable for specific environments; the cable support is suitable for mass production, various types of customization are avoided, and therefore the manufacturing and production cost can be greatly lowered; the cable support facilitates packaging and transportation, the supporting arms can be folded in the packaging and transportation processes, and therefore the occupied space is reduced, the transportation cost is lowered, and packaging is easier.

The invention provides a mounting structure for a hidden handle. The mounting structure comprises tolerance adjusters, bolt assemblies, an inner metal plate and the hidden handle, wherein each tolerance adjuster comprises a locking piece and a thread set sleeve piece, each thread set sleeve piece comprises a positioning nut and an elastic piece adjusting stud, each bolt assembly comprises a fastening bolt and a fixing gasket, handle base positioning structures are arranged on the hidden handle, a first open groove and bolt mounting via holes are formed in the inner metal plate, and the bottomend surface of the inner metal plate is provided with fixing nuts with the same hole centers as the bolt mounting via holes in a welding mode. The invention further provides a mounting method of the mounting structure for the hidden handle. According to the mounting structure for the hidden handle and the mounting method thereof, three-point positioning and lateral sliding-in mounting modes are adopted, so that the assembly efficiency is improved, and the stability and firmness are enhanced; and moreover, full-automatic three-directional tolerance adjustment and zero external stress mounting are achieved, so that the mounting process is smoother, and the cost is greatly reduced.

The invention discloses a support-reliable environment-protection box structure for a construction site. The support-reliable environment-protection box structure comprises a box body, a partition mechanism for transversely partitioning or opening the box body, and a temporary-storage mechanism for taking out household garbage, wherein the upper end of the box body is open, the partition mechanism is arranged in the box body, the partition mechanism and the upper portion of the box body form a tank for placing the household garbage, the temporary-storage mechanism is fixed in the box body and located below the partition mechanism, adjustable support racks are respectively arranged on two sides of the box body, vertical guide grooves are formed in the outer walls on two sides of the box body, each adjustable support rack is arranged in the corresponding guide groove through a slider group, and a fastening device for fixing each slider group to the required position is arranged on the slider group. By the structure, the support-reliable environment-protection box structure has the advantages that combustibles such as cigarette ends and food plastic bags can be treated safely and reliably, a construction environment can be improved favorably, potential safety hazard is avoided, and the mounting stability of the environment-protection box structure is increased.

The invention relates to the field of optical connectors and especially to a fiber connector easy to repair. The fiber connector easy to repair comprises a front sleeve and a back sleeve. Fiber holes passing through the front and back of the back sleeve are disposed on the back sleeve. The wall of the back sleeve is also equipped with fiber inlets communicated with the fiber holes and used for enabling fibers to entering the fiber holes along radial direction. In a fiber connector assembling process, after components, such as a fiber spring and an optical pin or the like, are all installed, the fibers enter the corresponding fiber holes via the fiber inlets along the radial direction; then the back sleeve is inserted into the front sleeve. Thus, the corresponding sidewall of the front sleeve may seal the fiber inlets such that the performance of the fiber connector is same as that of a conventional fiber connector. Similarly, when being required to be replaced, the back sleeve is just required to be pulled out and then the fibers pass through the corresponding fiber inlets and are separated from the back sleeve. As known from the above description, the back sleeve of the fiber connector easy to repair can be replaced while the fibers are not cut off.

The invention relates to a locking support mechanism and an exposure device of a material exposure test box. The locking support mechanism comprises locking brackets and a bearing mechanism, and a plurality of locking brackets are correspondingly and vertically fixed to the peripheral side of the beating mechanism; sliding grooves are formed in one side edges of the locking brackets, limiting notches are formed in the groove walls of the sliding grooves, guide locking parts are arranged on the locking brackets, and penetrate through two groove walls of the sliding grooves; baffles which are arranged at intervals with the side walls of a test box are correspondingly arranged on the side walls of the test box, mounting ports are formed among one ends of the baffles and the side walls of thetest box, separating bars are arranged among the baffles and the side walls of the test box, the baffles and the side walls of the test box are separated by the separating bars to form a plurality ofmounting grooves which are formed up and down, and guiding ports are formed in the baffles; and wherein the groove walls formed with the limiting notches of the sliding grooves are inserted into the mounting grooves, the separating bars are inserted into the limiting notches, the guide locking parts are inserted into the guiding ports, and lock the baffles in the sliding grooves. According to thelocking support mechanism and the exposure device of the material exposure test box, the structure is stable and firm, and the environmental requirements of a space station can be met.

The invention is suitable for the field of dish washing machines and discloses a dish washing machine guide rail retaining block, a dish washing machine guide limiting structure and a dish washing machine. The dish washing machine guide rail retaining block comprises a rigid retaining block body, a first connecting structure and an elastic buffering structure, the first connecting structure is arranged on the rigid retaining block body and used for being in fastened connection with a guide rail, the elastic buffering structure is arranged on the rigid retaining block body and used for being in abutted limitation with a guide limiting wheel, the rigid retaining block body comprises a clamping insertion portion slidably clamped and inserted into a sliding groove of the guide rail, and a clamping portion clamped outside the sliding groove, and the elastic buffering structure is arranged on an end face, away from the clamping portion, of the clamping insertion portion. The elastic buffering structure is arranged on the rigid retaining block body additionally, so that impact force between the dish washing machine guide rail retaining block and the guide limiting wheel is buffered effectively, impact sound generated by collision of the dish washing machine guide rail retaining block and the guide limiting wheel is reduced, comfortability when a user uses the dish washing machine guide rail retaining block is improved, and using safety and reliability and easiness in use of the dish washing machine guide rail retaining block are improved.

The invention relates to a fixture structure for slotting batches of plungers. The fixture structure comprises a base, wherein the base is fixedly connected with a fixture body; the fixture body is provided with a compression unit, a positioning unit and a assembly unit. The fixture structure is simple in structure and convenient to install; the assembly unit is provided with a plurality of open slots, so that batches of plungers can be assembled; positioning pillars on the positioning unit and a flat position positioning pillar are utilized for realizing the accuracy in positioning and positioning references of the plungers; a movable press plate and filled plastics in a press plate are arranged, so the stress uniformity of the plungers during machining is effectively realized; the press plate of the compression unit is flexible to rotate, so the plungers can be effectively locked and fixed, and the machining is more reliable and more convenient.

The invention aims at providing an automobile self-sucking door lock which enables an automobile door to be easily closed, is low in noise and can prolong the service life of the door lock and an automobile door hinge. The automobile self-sucking door lock comprises a locking mechanism, a driving mechanism and a first position sensor, the locking mechanism comprises a fixing plate, an open slot isformed in the fixing plate, a spring bolt is rotationally fixed to the fixing plate, one end of the spring bolt is a linkage end, the other end of the spring bolt is a locking end, the linkage end islinked with a pull wire, and the end, far away from the locking mechanism, of the pull wire and a sliding block are fixed; when the spring bolt rotates to one side to reach the limiting position, thelocking end leaves the open slot, and the linkage end drives the sliding block through the pull wire to forwards move; when the spring bolt rotates to other side, the locking end rotates to the sideof the open slot, and the linkage end pushes the sliding block to move backwards through the pull wire; and when the first sensor detects that the sliding block is moved backwards, the driving mechanism controls the sliding block to continuously move backwards, and therefore the sliding block pulls the spring bolt through the pull wire to enable the spring bolt to be rotated again.

The invention discloses a refrigerator door lock assembly, which comprises a lock cylinder assembly and a lock box with an opening; the lock cylinder assembly comprises a lock cylinder and a swinging part, and the swinging part comprises a fixing part fixedly connected with the lock cylinder and a a free end extending away from the lock core, the opening is set facing the free end, and the fixing part rotates with the lock core so that the free end swings into the lock through the opening Lock and fix the inside of the box with the lock box or swing out the inside of the lock box to unlock with the lock box; one of the lock cylinder assembly and the lock box is used for setting on the refrigerator door, and the other is used for Set in the refrigerator box. The invention also discloses a refrigerator using the refrigerator door lock assembly. The technical solution of the invention aims at realizing the locking between the refrigerator door body and the refrigerator box body.

The invention relates to the field of kits, and particularly discloses a DNA extraction kit. The DNA extraction kit comprises a kit body, a rotating structure, a fixing structure, a clamping structure, a freezing structure, a drawing structure and a moving structure. The rotating structure is installed inside the kit body, so that the sealing protection effect on the kit body can be achieved, and it can be ensured that a test tube placed inside the kit body is always in a vertical state, thus, the circumstance that the test tube leaks liquid when the kit body is transported can be avoided, and the transportation safety of reagents is greatly improved; in cooperation with the freezing structure installed inside the kit body, the refrigeration effect on the reagents placed inside the kit body can be achieved, water drops condensed outside can be collected and treated in a centralized mode, rapid assembling and disassembling can be realized, and the operation is facilitated; and the fixing structure is arranged inside the rotating structure for placing the test tube, so that the outer side wall of the inserted test tube can be locked and fixed, the circumstance that the test tube shakes when the reagents are transported is avoided, and liquid leakage is prevented.

The invention relates to an aluminum-based copper-clad plate manufacturing and processing system. The system comprises a bottom rack, a vertical rack, a placing plate, a placing mechanism, a cutting mechanism and a pressing and smoothing mechanism. The system can solve the following problems in the manufacturing process of the aluminum-based copper-clad plate: a, in the traditional manufacturing process of the aluminum-based copper-clad plate, the aluminum-based copper-clad plate is formed by extruding a resin plate and a copper foil in the manufacturing process, so that the problem that the side edge of the aluminum-based copper-clad plate is uneven after extrusion forming exists, and in a traditional extrusion forming device, excess materials of an aluminum-based copper-clad plate cannotbe cut off, and subsequent use of the aluminum-based copper-clad plate is affected; b, in the traditional aluminum-based copper-clad plate production and manufacturing process, due to the fact that the aluminum-based copper-clad plate is formed in an extrusion mode, bending of the aluminum-based copper-clad plate is caused by elastic deformation in the extrusion forming process, and the bending problem of the aluminum-based copper-clad plate affects the subsequent processing of the printed circuit board.

The invention discloses an airtight member of a neodymium iron boron storage container and relates to the technical field of cable processing. The airtight member comprises a member body, wherein the member body is divided into an inner area and an outer area; the inner area is provided with a containing space; the outer area is in a hollow structure; and the member body comprises a securing ring, pressing pieces, locking blocks, rotating shafts, pressure blocks, and air pressure sealing elements. The air pressure sealing elements are provided with air supply parts, extrusion parts and ventilation parts. According to the airtight member, the securing ring is rotated to allow the locking blocks to lock and fix a discharge port of an air-stream mill; quick mounting and dismounting of a material bucket used in a neodymium iron boron receiving process and the discharge port of the air-stream mill are achieved; at the same time, after the securing ring is rotated, air is supplied to the extrusion parts; and the extrusion parts is enlarged under the action of air and self elasticity to extrude the discharge port of the air-stream mill to achieve sealing. The airtight member can still seal neodymium iron boron in the material bucket in several quick mounting and dismounting processes.

The invention discloses a plastic injection mold with a locking mechanism. The plastic injection mold comprises a base, a fixed mold plate and a movable mold plate. The fixed mold plate is fixedly arranged on the base, hydraulic lifting mechanisms are fixedly arranged at the two ends of the top end of the movable mold plate, and a feeding port is formed in the middle position of the top end of the movable mold plate. Lower locking mechanisms are fixedly arranged on the two sides of the upper end of the fixed mold plate, upper locking mechanisms are arranged on the two sides of the bottom end of the movable mold plate, and an automatic demolding mechanism is arranged on the movable mold plate. According to the plastic injection mold with the locking mechanism, locking and unlocking of the movable mold plate and the fixed mold plate are automatically achieved through temperature changes of plastic melt during injection molding, the structure is simple, operation is convenient, the cost is reduced, after injection molding, the movable mold plate drives a rack to move upwards to enable a winding wheel to rotate, a pull rope can be loosened when the winding wheel rotates, a demolding rod is ejected out under the action of a compression spring after losing the pulling force action of the pull rope, so that the demolding rod ejects out an injection-molded product, and automatic demolding of the injection mold is achieved.

The invention discloses a crankshaft test-based engine cold test sensor docking device, which comprises a connecting plate, an avoiding hole and a power connection head, two groups of fastening clamping plates for preventing a sensor plug from falling off are slidably connected in a side connecting frame, and external connecting shell sleeves are fixedly arranged at the upper end and the lower end of the side connecting frame; and a sliding type linkage pushing mechanism used for driving the fastening clamping plate to move is arranged in the external connecting shell sleeve, and an expanding type butt joint mechanism used for fixing the connecting plate and an engine is arranged on the connecting plate. According to the invention, a sleeve rod is pressed to be separated from a positioning groove in an external shell sleeve, then a button is pushed to enable a driving sliding block to move along the horizontal direction, and at the moment, two groups of fastening clamping plates move towards the inner side direction of a side connection frame to realize locking and fixing of a sensor plug; and the sensor and the connecting plate are kept in a stable power connection state when the engine is tested, so that the purpose of accurate and reliable test data is achieved.

The invention discloses a undercarriage retracting and releasing device. The undercarriage folding and unfolding device comprises a tire rod, a connecting rod mechanism hinged to the tire rod and an electric cylinder connected with the connecting rod mechanism; the connecting rod mechanism comprises a short connecting rod and a long connecting rod which are hinged to a hinge shaft, the other end of the short connecting rod is hinged to the tire rod, and the other end of the long connecting rod is hinged to a fuselage; the electric cylinder is also hinged to the hinge shaft; when the tire rod is put down, the short connecting rod and the long connecting rod are located on the same straight line. The electric cylinder is provided with an automatic locking structure so as to lock and fix thetire rod in the two states that the tire rod is put down and retracted. By the adoption of the technical scheme, the undercarriage retracting and releasing device small in occupied space is obtained.