60results about How to "Not easy to separate" patented technology

The utility model discloses a pair of electric scissors capable of adjusting the cutting angle of the scissors, which comprises a main body, and the main body is provided with a fixed blade, a movable blade and a sensor for controlling the rotating angle of the movable blade, the movable blade has a closed end position relative to the fixed blade; the sensor comprises an end position sensor for detecting that the movable blade reaches the end position; the tail position sensor is movably installed on the main body and can adjust the position relative to the main body so as to change the tail position where the movable blade can move to and adjust the closing degree of the movable blade and the fixed blade. The utility model has the advantage of solving the problem that the closing degree is reduced after the blade is abraded at present. The shearing compensation of the abraded movable blade is realized with lower cost and fewer structures without modifying an electric control program or modifying the existing movable blade and fixed blade, the operation difficulty is greatly reduced, the tail position of the movable blade can be changed only by adjusting the relative position of the tail position sensor on the main body, and the shearing compensation of the abraded movable blade is realized. The adjustment is simpler and quicker.

The utility model discloses a digital temperature sensing cable which comprises a processor and a connecting pipe, the bottom of the processor is provided with the connecting pipe, the outer wall of the connecting pipe is sleeved with a rotating sleeve, the inner wall of the rotating sleeve is provided with a threaded groove corresponding to the outer wall of the connecting pipe, and the lower part of the outer wall of the connecting pipe is provided with a through groove. A slope is arranged on the lower portion of the inner wall of the connecting pipe, an extrusion ring is arranged on the lower portion of the inner wall of the rotating sleeve, a wire is arranged in the connecting pipe, a mounting block is arranged on the outer wall of the processor, and the rotating sleeve is in threaded connection with the connecting pipe. Through the arrangement of the connecting pipe and the rotating sleeve, in actual use, a worker can rotate the rotating sleeve to enable the extrusion ring to apply pressure to the connecting pipe, so that the connecting pipe clamps and fixes a wire, the processor and the wire are connected more tightly, and the wire cannot be easily separated from internal elements of the processor after being subjected to external force; therefore, the applicability and the risk resistance of the product are enhanced.

The utility model discloses a photovoltaic junction box, and specifically relates to the junction box field, the photovoltaic junction box comprises a box body and a cover plate, the inner wall of the box body is fixedly provided with a wiring assembly, a convenient cover opening structure is arranged between the cover plate and the box body, and the outer surface of the box body is provided with a fixed take-up structure. The fixed take-up structure comprises threaded hollow cylinders, the number of the threaded hollow cylinders is two, through the arrangement of the fixed take-up structure, under the action of the threaded hollow cylinders and the screw hole cylinders, auxiliary fixation can be carried out on the joint of the cable, then the cable is not prone to being separated from the box body, and meanwhile under the action of the winding frame, the cable can be wound around the box body. The winding frames are arranged on the two sides of the box body, so that the cables are wound on the outer surfaces of the winding frames, the winding frames are arranged on the two sides of the box body, then the cables can be wound separately, at the moment, the clamping plates can be driven to move under the action of the threaded rods, and then the clamping plates can be matched with the outer surfaces of the winding frames to fix the cables.

The invention provides a manufacturing method of a warp-knitted jacquard vamp with a tatting leno heald effect and the vamp, which comprises the following steps of: weaving on a jacquard warp knitting machine comprising at least six guide bars, and selecting a variable weft insertion stitch and a chain stitch stitch of a common guide bar acting on a front needle bed as a basic surface layer stitch; respectively forming a twisted warp structure and a weft structure of the doup woven fabric; carrying out jacquard weave on the basic weave by selecting a pad-lacking weave acting on jacquard guide bars of the front and rear needle beds to form a doup structure of the doup-imitated fabric; a basic bottom layer structure is formed by selecting a chain stitch structure of a common guide bar acting on a rear needle bed, so that the fabric imitating the tatting leno heald pattern effect is formed, and the fabric woven through the method is good in size stability and high in wrapping performance, coils are not prone to loosening, and durability is excellent.

This utility model discloses a Type-C connector that is easy to install and secure, comprising an insulating body, a terminal group, and a shielding shell. The insulating body includes a base and a tongue plate. The terminal group is disposed on the insulating body and has multiple contact portions and multiple solder portions. The multiple contact portions protrude from the upper and lower surfaces of the tongue plate, and the multiple solder portions extend beyond the base. The shielding shell includes an inner shell and an outer shell. By extending first solder feet on both sides of the inner shell and second solder feet on both sides of the outer shell, during installation and use, the first and second solder feet are soldered and fixed to the external circuit board, achieving simultaneous direct grounding. During insertion, the inner shell and the outer shell are not easily separated due to force, resulting in a very stable structure and a very reliable grounding connection. Furthermore, no spot welding is required between the inner shell and the outer shell, making product manufacturing more convenient and saving production costs.

The invention discloses a preparation method of a weft-knitted double-sided knitted fabric, the weft-knitted double-sided knitted fabric comprises a fabric with a weft-knitted double-sided structure with a front surface and a back surface, the front surface and the back surface of the fabric are knitted into a plurality of loops through yarns, and the loops are provided with needle knitting arcs, loop columns and sinker arcs; coils on the front face and / or the back face of the fabric are woven through first elastic yarn, second elastic yarn and non-elastic yarn, the first elastic yarn and the non-elastic yarn are looped on an upper needle dial and a lower needle cylinder of a knitting machine, and the second elastic yarn is only looped on the front face or the back face of the fabric. The first elastic yarn and the second elastic yarn exist at the needle knitting arcs and the loop columns of the loops on the front face or the back face of the fabric, the friction force and the cohesive force between the non-elastic yarn and the elastic yarn are enhanced due to the existence of the double-strand elastic yarn, and the second elastic yarn applies a weft-direction pulling force at the joints of the loop columns and the sinker arcs. According to the garment, the fabric is more compact, not prone to loosening and capable of being cut at will, and the fabric is endowed with higher elasticity and higher resilience.

This application provides a battery, comprising: a casing having an opening; a top cover closing onto the opening and connected to the casing; a patch covering the top of the top cover and connected to the top cover; an insulating film covering the outer surface of the casing, including two first insulating portions disposed opposite each other in a first direction and two second insulating portions disposed opposite each other in a second direction; along the height direction of the casing, the portion of each first insulating portion and second insulating portion extending beyond the top cover is bent toward the central region of the top cover, respectively forming a first folded edge portion connected to the top cover and a second folded edge portion connected to the top cover, the first folded edge portion and the second folded edge portion overlapping between the top cover and the patch to form an overlapping structure; an adsorption structure disposed between the top cover and the patch; the overlapping structure being connected to the patch through the adsorption structure; this application enhances the connection strength between the patch and the overlapping structure by adding an adsorption structure, preventing warping at the top corner of the patch.

The utility model relates to stone material warehouse shed technical field, specifically disclose a kind of stone material warehouse shed partition board gap plugging structure, including warehouse shed, the middle part of warehouse shed is provided with connecting wall, the middle part of connecting wall is provided with connecting rod, the side of connecting rod is connected with corrugated baffle, the bottom of corrugated baffle is provided with connecting block, and the one end of connecting block is provided with inlay block, and the one end of inlay block is connected with plugging assembly, and plugging assembly is extruded along inlay block displacement by corrugated baffle. By the abutting block of the device can be spliced when installing in corrugated baffle, extruded along inlay block displacement, to cooperate the gap between every two corrugated baffles and carry out plugging, avoid stone from the gap leakage. Solve the isolation board in stone material warehouse shed when building, stone is easy to slide from the gap between isolation board, and accumulation will extrude to the inner wall of warehouse shed, lead to the inner wall of warehouse shed extrusion deformation.

The utility model relates to a stripping tower, in particular to a stripping tower base convenient to process and install, which comprises a base component, the base component comprises concrete, a bottom plate is fixed in the concrete, a fixing bolt is fixed at the top of the bottom plate, a water retaining ring is fixed at the top of the bottom plate, a sealing gasket is fixed at the top of the water retaining ring, and a connecting strip is fixed at the bottom of the bottom plate. A liquid outlet pipe is fixed to the bottom of the bottom plate, one side of the fixing bolt is sleeved with a butt-joint assembly, the butt-joint assembly comprises a pressing plate, and a butt-joint hole is formed in the top of the pressing plate and is connected to one side of the fixing bolt in a sleeving mode. According to the utility model, the base assembly and the butt joint assembly are matched and mounted, so that the stripping tower is relatively simple to mount, and a good waterproof effect can be achieved, so that the stripping tower is not easy to damage during later disassembly, and the mounted stripping tower can also rotate by utilizing the matching of the rotating ring and the bottom frame, so that the stripping tower is convenient to disassemble and assemble, and the service life of the stripping tower is prolonged. Therefore, the direction of the liquid inlet pipe or the air inlet pipe can be adjusted.

A paper box with an anti-disassembly buckle switch comprises a whole piece of paper which is folded into the paper box along a folding line, the paper box comprises a box body, a folded box cover integrally connected with the box body, folded side blocking pieces integrally connected with the two sides of the box cover respectively, and a folded front blocking piece integrally connected with the end, away from the folding line of the box body, of the box cover. An irregular-shaped inserting opening is formed in the middle of the front blocking piece, arc-shaped clamping openings are cut in the two sides of the irregular-shaped inserting opening, the box body is away from the folded front wrapping piece integrally connected with the folding line end of the box cover, and a clamping buckle piece inserted into the irregular-shaped inserting opening is cut in the upper portion of the middle of the front wrapping piece. The two ends of the buckling piece are integrally connected with side clamping blocking pieces inserted into the first arc-shaped clamping gaps. After the buckling pieces are inserted into the inner sides of the irregularly-shaped inserting openings and clamped and blocked with each other, the box body and the box cover are not prone to being separated, products in the packaging box are not prone to going out, and the products in the paper box are effectively protected.

The invention provides an integrally woven fleece fabric which comprises a fabric body formed by interweaving warp yarns and weft yarns in a tatting mode, the weft yarns comprise first weft yarns and second weft yarns, the first weft yarns and the warp yarns are interwoven to form a non-fluff surface of the fabric body, and the second weft yarns are interwoven to form a non-fluff surface of the fabric body. The first weft yarns and the first weft yarns are interwoven, the second weft yarns and the warp yarns form a plurality of interwoven connecting parts and a plurality of non-interwoven floating thread parts, the middle parts of the plurality of non-interwoven floating thread parts are broken and form a looped pile layer, the warp yarns and the first weft yarns are made of polyester spandex air core-spun yarns, and the second weft yarns are made of polyester low stretch yarns. The tatting integrated fleece fabric provided by the embodiment of the invention is compact in structure, and the looped pile layer is interwoven on the fabric body through the connecting part, so that the looped pile layer is not easy to fall off. The integrated fleece fabric has better warm keeping performance, better environmental protection performance and the like.

The utility model relates to the technical field of home furnishing, and discloses a sofa bottom lock catch mechanism which is used for a first sofa and a second sofa, the left side of the bottom of the first sofa is fixedly connected with a first shell, an extrusion mechanism is arranged in the first shell, the right side of the bottom of the second sofa is fixedly connected with a second shell, and the extrusion mechanism is arranged in the second shell. The right side of the second shell is attached to the left side of the first shell, a locking mechanism used in cooperation with the extrusion mechanism is arranged in the second shell, the locking mechanism comprises two locking blocks, two connecting rods, a pulling plate and two springs, and the two locking blocks are arranged in the second shell in a penetrating and inserting mode. When the combined sofa is used, the first sofa and the second sofa can be locked when the first sofa and the second sofa are combined for use, so that the first sofa and the second sofa are not easy to separate under the action of external force in the combined use period, and the use effect when the first sofa and the second sofa are combined for use is ensured.

The utility model relates to the technical field of knitted garments, and discloses a knitted T-shirt with high breathability and moisture absorption and quick-drying functions, the knitted T-shirt comprises a front piece, a rear piece, sleeves and a collar, the front piece and the rear piece are both formed by cylindrical fabric through double-yarn interweaving, the front piece and the rear piece are connected with the sleeves through four-thread overlock stitch, and the front piece and the rear piece are connected with the sleeves through four-thread overlock stitch. And the front piece and the rear piece are respectively connected with the collar through a three-needle five-thread flat seaming stitch. The knitted T-shirt disclosed by the utility model has the functions of high air permeability, moisture permeability, moisture absorption and quick drying as well as excellent antibacterial and bacteriostatic functions.

This utility model provides a slide rail positioning type weld strength testing fixture, relating to the field of testing fixture technology. It includes a base frame, the top of which is provided with a multi-directional positioning structure. The multi-directional positioning structure includes a mounting plate, the bottom of which is fixedly connected to the top of the base frame. A hydraulic telescopic rod is fixedly mounted on one side of the mounting plate, and a U-shaped clamping plate is fixedly connected to the output end of the hydraulic telescopic rod. An adjustable support structure is provided inside the base frame. By setting up the multi-directional positioning structure, the opposite sides of the weldment can be auxiliaryly limited under the action of the U-shaped clamping plate and the fixed plate, thus ensuring the weldment is firmly fixed. Simultaneously, under the action of the first screw and the clamping plate, the other two sides of the weldment can be auxiliaryly clamped and limited, thus ensuring the weldment is firmly clamped and preventing positional displacement during testing, which would affect the test results.

This application discloses a knitted fabric and a method for manufacturing the same, as well as a knitted shoe upper. The knitted fabric includes at least one radially elongated hole; wherein the radially elongated hole is formed by misalignment of adjacent but not completely adjacent first and second fabric regions, and is surrounded by the first and second fabric regions; wherein the adjacent boundaries of the first and second fabric regions are hidden on the back edge of the first and / or second fabric regions by loop knitting or tuck knitting with hanging yarn based on floats formed by the misalignment. The knitted fabric of this application has smooth edges on the radially elongated holes and no floats are left.

The utility model discloses a packaging bag composite film conveying and laminating device which comprises a conveying rack, and film driving roller mechanisms are assembled and connected to the two ends of the conveying rack respectively. The composite film is conveyed through the film driving roller mechanism; the packaging bag composite film conveying and laminating device further comprises an air-blowing laminating mechanism assembled on the rack. The air-blowing laminating mechanism comprises air-blowing pipe racks which are arranged up and down at intervals, and the film passes through the air-blowing pipe racks; a plurality of airflow through holes are formed in the side walls, facing each other, of the air blowing pipe frames; the air blowing pipe frame comprises a plurality of straight pipes which are horizontally arranged, and the straight pipes are communicated through bent pipes; the packaging bag composite film conveying and attaching device further comprises a film initial attaching mechanism installed on the machine frame, and the film passes through the air blowing pipe frames to be attached again after being preliminarily attached through the film initial attaching mechanism in the conveying process. According to the device, in the process of conveying the composite thin film, the film material is kept in a high-fitting state, and the film material is prevented from being separated.

The utility model relates to a novel wooden ABA structure decoration spare, include: roof, middle board and bottom plate, roof, middle board and bottom plate are all wooden board, the middle board sets up between roof and bottom plate, the bottom of roof is provided with first accommodating groove, the top of middle board is accommodated in first accommodating groove, the top of bottom plate is provided with second accommodating groove, the bottom of middle board is accommodated in second accommodating groove, and middle board is connected with roof and bottom plate respectively. The utility model contains the wooden middle board in first accommodating groove and second accommodating groove, makes roof, middle board and bottom plate form a whole, has improved the overall rigidity and bending resistance of decoration spare, has guaranteed that decoration spare is not easy to interlayer separation or deformation because of external force effect, and has solved the problem that traditional aluminium interlayer thickness adjustment is limited, metal and wooden material thermal expansion and cold shrinkage are not identical and lead to the easy deformation cracking of decoration spare.

The utility model discloses an LED packaging structure and a lamp. The LED packaging structure comprises a first substrate and a second substrate, wherein a step part is arranged on the first substrate; the LED chip is arranged on the step part, and the LED chip is arranged on the step part; and the second substrate is arranged on the first substrate, the second substrate is provided with a groove part corresponding to the step part, and the groove part is used for wrapping the step part and the LED chip. According to the LED packaging structure provided by the utility model, the LED chip is arranged on the step part of the first substrate, and the LED chip is raised, so that a height difference exists between the splicing part between the first substrate and the second substrate and the LED chip; according to the LED packaging structure, the UV light emitted by the LED chip cannot irradiate the glue at the splicing position of the first substrate and the second substrate, the service life of the glue in the LED packaging structure is prolonged, the first substrate and the second substrate are not prone to being separated, and the effects that the risk that the substrates fall off is reduced, and the service life of an LED product is prolonged are achieved.

The utility model discloses a plastic self-sealing bag which comprises a plastic bag body, a male buckle strip arranged on one side of an opening of the plastic bag body and a female buckle strip arranged on the other side of the opening of the plastic bag body. The male buckle strip is provided with two parallel protruding strips and a sealing strip arranged between the two protruding strips, and outer protruding bodies extending in the length direction are arranged on the opposite outer sides of the tail ends of the two protruding strips. The female buckle strip is provided with a buckle groove extending in the length direction and a boss arranged in the middle of the bottom of the buckle groove and extending in the length direction, and an inner convex body extending in the length direction is arranged on the opposite inner side of the tail end of the buckle groove. The two protruding strips of the male buckling strip are buckled in the buckling grooves of the female buckling strip, the outer protruding bodies on the protruding strips are connected with the inner protruding bodies on the two sides of the buckling grooves in a one-to-one corresponding clamping hook mode, and the boss is embedded between the two protruding strips and tightly pressed on the sealing strip. The plastic bag sealing device can improve the sealing performance of a plastic bag seal.

This invention relates to a method for preparing low-pore-count, high-cohesion, and high-strength nylon 6: Nylon 6 chips with a moisture content of 350-450 ppm are extruded through a screw extruder and quantitatively conveyed to a spinning assembly by a metering pump to form fibers. The radial cross-section of the fibers has several hooks spaced along the circumferential direction. The extruded fibers are sequentially fed into a slow cooler and a monomer suction device, and then uniformly cooled by side blowing to form filament bundles. The filament bundles are fed into a spinning bundle strengthening oiling device with an oil nozzle, guide hooks, and a blower bundle, allowing several filament bundles to be oiled by the oil nozzles and their corresponding guide hooks. Finally, the several filament bundles enter the blower bundle together and are hooked together by compressed air. The oiled and bundled filament bundles are sent to a pre-networker to blow the oil agent evenly onto the filament bundles, and then stretched and heated by a first and second roller, and disturbed by a main networker. After the spinning tension is adjusted by a guide disc, the filament bundles are wound into a filament cake at the winding head. The high-strength nylon 6 filament bundles prepared by this method have strong cohesion and are not easily separated under external force. When woven into fabric, they can play a very good anti-snagging role.

The application discloses an ultra-thin woven pile electronic package material fabric and a preparation method thereof. The fabric is interwoven by warp yarn, weft yarn and terry yarn through satin weave, the thickness of the fabric is 0.20-0.25 mm, the fabric surface has pile formed by the terry yarn after sanding, the height of the pile is 0.05-0.10 mm, and the pile height H and the fabric thickness T satisfy H / T<=0.5. The warp yarn and the weft yarn are high-shrinkage polyester, the terry yarn is low-shrinkage polyester, and the root of the terry yarn is clamped and fixed by the warp yarn and the weft yarn in the shrinkage state. The application realizes accurate control and firm anchoring of the pile under the thickness of 0.20-0.25 mm through the cooperation of the satin weave and the high-shrinkage warp yarn and weft yarn, so that the woven pile fabric has the performances of ultra-thin, soft, size stability and non-falling of the cut edge, and the problems of the existing ultra-thin pile fabric, i.e. the pile penetrating the fabric or easily falling off, are solved.

The utility model relates to the field of anti-theft nuts, and discloses an anti-theft nut which comprises a nut body. The fastener is arranged on the lower side of the nut body; wherein the nut body is a cylinder with a smooth surface, and a groove is formed in the lower end of the nut body. The groove is formed in the nut body, the first internal thread is arranged on the inner wall of the groove, the external thread meshed with the first internal thread is arranged on the outer wall of the fastener, and the fastener can be fixed in the groove of the nut body through mutual meshing of the external thread and the first internal thread; the anti-theft effect of the nut body is achieved. According to the anti-theft nut, the problems that due to the fact that a nut of an existing device is of a hexagonal structure, an anti-theft nut body can still be twisted and detached from a stud or a bolt through a torque wrench, a locking piece is exposed, and therefore the anti-theft effect of the anti-theft nut is poor, and safety is low are solved.

The utility model discloses an antiskid seat cushion convenient to splice, which is provided with a seat cushion, the edge of the seat cushion is fixedly provided with a mounting plate, the inner side of the mounting plate is provided with a connecting groove, the connecting groove is internally provided with a connecting column in a clamping manner, the connecting column is fixed at the edge of a backrest, and the seat cushion and the backrest are spliced through the connecting column; comprising the steps that air outlet holes are evenly reserved in the surface of a cushion, a fixing cavity is formed in the cushion, a memory soft cushion is pasted in the fixing cavity, an air bag is pasted on the inner bottom face of the fixing cavity, and the air bag is connected with the inner top face of the cushion through an air conveying assembly. According to the anti-skid seat cushion convenient to splice, the seat cushion and the backrest cushion can be quickly spliced for use and are also convenient to disassemble, the stability of the seat cushion during use can be improved, the seat cushion cannot be easily separated from a chair, holes in the seat cushion can be cleaned in the process of applying pressure under a seat, and blockage caused by dust adhesion is avoided.

The utility model relates to the technical field of umbrella rib and umbrella bead connection, in particular to a connecting structure for an umbrella rib and an umbrella bead, which comprises the umbrella rib, the umbrella bead, a threaded column, a limiting hole and a connecting structure, and the umbrella rib is provided with the limiting hole; the umbrella beads are installed on the umbrella ribs through connecting structures. According to the umbrella, the umbrella beads do not need to be punched, the umbrella cloth is tied to the thread grooves through the threads, so that the umbrella cloth is supported on the umbrella ribs, compared with thread rope punching, the holes are easy to rub off thread ropes, the umbrella cloth and the umbrella beads are easy to separate, the effect that the umbrella cloth is not easy to separate on the rain gear is achieved, and the insertion blocks are extruded and deformed through the umbrella ribs, so that the umbrella fabric is not easy to separate. And the umbrella ribs are screwed into the outer barrel in a threaded connection mode through the threaded columns, so that the connection stability of the umbrella beads and the outer barrel is enhanced, the umbrella ribs are not prone to being separated from the connection structures and the umbrella beads, the effect of effectively preventing the umbrella beads from falling off is achieved, and normal use of the umbrella is guaranteed.

This utility model discloses a self-adjusting bellows-sealed circulating pump device, including a circulating pump body. The circulating pump body has a flow chamber inside, and an inlet and an outlet are respectively located at both ends. A motor is mounted on the top of the circulating pump body, and a pump shaft is mounted on the output end of the motor. A sealing chamber is located above the flow chamber. A first stationary ring and a second stationary ring are respectively installed at the top and bottom of the sealing chamber. A first rotating ring and a second rotating ring are respectively located on one side of the first and second stationary rings. A first bellows and a second bellows are respectively fitted onto the pump shaft on one side of the first and second rotating rings. This utility model enables the bellows to have an automatic adjustment function, allowing the pump to maintain a stable sealing effect under different operating pressures, preventing separation of the stationary and rotating rings, and preventing liquid leakage.

This application discloses a manufacturing process for a transport container of highly radioactive materials, relating to the field of radioactive material transport container manufacturing technology. The process includes the following steps: S1: Fabricating inner and outer shells and a shielding plug shell; S2: Tinning and lead-plating the outer surface of the inner shell and the inner surface of the outer shell, and tinning the inner surface of the shielding plug; S3: Testing the adhesion rate of the lead-plated layers of the inner and outer shells; S4: Welding the inner and outer shells into a cylindrical body; S5: Pouring lead into the cylindrical body and the shielding plug shell; S6: Removing the lead-filled riser; S7: Sealing and welding the bottom plates of the cylindrical body and the shielding plug; S8: Final machining; S9: Conducting acceptance tests on the transport container. This application uses a cylindrical body and a shielding plug to form the transport container. Tinning and lead-plating the cylindrical body before pouring lead ensures better adhesion between the lead layer and the cylindrical body after the lead liquid solidifies, reducing the likelihood of separation.

The invention relates to a wheel bearing unit (1) for a drive train of a vehicle, in particular a motor vehicle, comprising: a wheel bearing hub (5) having a first spur gear (6); a joint cover (3) for driving the joint, the joint cover having a second spur device (7); a radially prestressing element (10), which is accommodated in the recess (9) such that, in an elastically unstressed state, the radially prestressing element protrudes at least partially from the recess (9) in the radial direction (R); and an at least partially conical peripheral surface (15) which, in the at least partially assembled state of the wheel bearing unit (1), is arranged opposite the radially prestressing element (10) in the radial direction (R), the radially prestressing element (10) and the at least partially conical peripheral surface (15) interacting during the assembly of the wheel bearing unit (1), the radially prestressing element (10) is arranged in the wheel bearing hub (5) such that an axial force (17) is generated which supports the wheel bearing hub (5) and the joint cover (3) against each other, the radially prestressing element (10) being non-circular.

The utility model discloses a sealing tool for resin anchor rod anchoring agent filling, and relates to the technical field of anchoring agent production, the sealing tool comprises two groups of symmetrically arranged sealing structures, each sealing structure comprises a first sealing and pressing block, a second sealing and pressing block and a third sealing and pressing block, the second sealing and pressing block is located below the first sealing and pressing block and is the same as the first sealing and pressing block in structure and size, the upper end of the second sealing and pressing block is rotationally connected with the lower end of the first sealing and pressing block through a connecting piece, and the rotating axis of the second sealing and pressing block and the rotating axis of the first sealing and pressing block are located at the same corner of the first sealing and pressing block and the second sealing and pressing block; through the arrangement of the first sealing and pressing block, the second sealing and pressing block, the connecting piece, the dislocation support and the electric hydraulic push rod, the shroud ring finally forms a twisted plate-shaped ring body structure, the sealing effect on the sealing section can be improved, then the sealing performance is enhanced, the probability of material leakage is reduced, and the product quality is improved.

The utility model discloses an emergency connection photovoltaic flow guide fence relates to rail transit hub station field application field, including connecting assembly, the surface of connecting assembly is provided with the flow guide mechanism, the bottom of flow guide mechanism is provided with fixed establishment, the utility model discloses through pulling the connecting plate, makes the carousel rotation drive the rotation of rotary drum, at this moment, the rotary drum is cooperated with fixed link and makes the clockwork spring compression, the fence surface is through the second guide rod and first guide rod when drawing out, ensures that the fence surface keeps level, at the same time, the recess of fence surface surface makes the second guide rod not contact the light band when pulling, avoids the light band damage, when the fence surface is drawn out from the inside of the stand through the intercommunication groove, will round -shaped block align first intercommunication hole and insert, loosen fixed plate, and the connecting column slides to the second intercommunication hole, and completes the clamping, and the clockwork spring resilience tightens the fence surface, makes the junction not easy to separate, and the flexible solar panel generates electricity when using simultaneously, and provides electric power for the light band, and the light band alternately flashes, and guides the passenger direction of travel.