12results about How to "Unfold stable" patented technology

The utility model belongs to deck chair technical field, especially relates to a support foot linkage of folding deck chair and support mechanism, including bed body and be used for supporting the support frame of bed body, the bed body includes the seat frame and backrest that can be relatively folded, and the support frame is arranged on the seat frame, and the support foot is rotationally arranged on the backrest, and the transmission connecting rod is between the support foot and the seat frame, and the transmission connecting rod is rotationally connected with the support foot and the seat frame respectively, the backrest is controlled and is unfolded with the seat frame, and the transmission connecting rod can drive the support foot and the backrest to unfold oppositely, thereby making the support foot can support the backrest, the backrest is controlled and is folded with the seat frame, and the transmission connecting rod can drive the support foot and the backrest to fold oppositely and draw together, the transmission connecting rod is telescopic link, or, a plurality of installation sites are set up on the transmission connecting rod and are connected with the support foot and the seat frame, the utility model's purpose lies in providing a support foot linkage of folding deck chair and support mechanism that is stable in structure and is convenient to store and transport.

A box girder segmented foldable shrink core mold, which comprises segmented core molds, stacked rod longitudinal connecting steel wires and core mold longitudinal connecting bolts; the adjacent edges of the segmented core molds are connected by the core mold longitudinal connecting bolts to form a whole; a stacked rod longitudinal connecting steel wire is connected between the adjacent segmented core molds. The box girder segmented foldable shrink core mold has the following beneficial effects: the box girder folding inner mold can be stably folded and unfolded, and can be stably separated from the concrete, and the operation is convenient, so that the dismounting efficiency and construction safety of the box girder core mold can be improved.

The application discloses a double-single-hook anti-bottom-hanging structure combined fish hook and bait, and relates to the technical field of fishing gear, comprising: a hanging ring, a first fish hook, a second fish hook and a detachable connecting sleeve; wherein the hook handle ends of the first fish hook and the second fish hook are movably connected in the hanging ring, the detachable connecting sleeve is movably sleeved between the hook handles of the first fish hook and the second fish hook, and is used for folding the hook heads of the first fish hook and the second fish hook to the outside of the middle part of the bait body. The application has low manufacturing cost, the combined fish hook can be connected with soft glue and hard plastic simulation baits of different styles, has strong universality, is easy to mass produce and popularize and apply, and comprehensively improves the use defects of the traditional simulation bait fish hook structure, and greatly improves the overall experience and fishing effect of the lure fishing.

This application relates to the field of building construction technology and discloses a vertical precast component positioning and installation system and method. The system includes a moving load-bearing mechanism, a component clamping and flipping mechanism, and a rebar correction and positioning mechanism. The component clamping and flipping mechanism clamps the vertical precast component and drives it from a horizontal transport state to an upright installation state. The rebar correction and positioning mechanism is used to position and correct the upper end of the exposed section of the pre-embedded rebar at the installation location. The rebar correction and positioning mechanism includes a correction bracket and multiple correction claws. In the retracted state, the correction bracket can be inserted into the installation area through the gap between adjacent pre-embedded rebars from one side. In the open state, the multiple correction claws respectively clamp the upper end of the corresponding exposed section of the pre-embedded rebar. After correction is completed, the component clamping and flipping mechanism drives the vertical precast component to descend, aligning the bottom precast hole with the pre-embedded rebar and fitting it in place for installation. This application can improve the hole alignment accuracy and construction efficiency of precast component installation.

The utility model relates to the technical field of picture frame, specifically disclose a telescopic comprehensive picture frame, include: mounting seat, support frame, support frame installation in the bottom of mounting seat, support mechanism, support mechanism fixedly connected at the top of mounting seat, the utility model discloses the installation pole, support rod and support frame that set up, make the picture board mechanism adopt the design of unfoldable, through the rotary connection of support rod and rotating sleeve base and the rotary cooperation of hinged link and telescopic cover, realize the flexible unfolding of support rod, the support rod after unfolding can stable support picture board mechanism, make it horizontal spread in support rod top, the map display and use conveniently, the picture board surface covers PVC material waterproof membrane, and this film layer has the light transmission and waterproof nature, can guarantee the clear visible of map, can effectively prevent rain in the field environment, the film surface of special processing supports ball pen or neutral pen directly carries out the mark on the picture, satisfies the real -time mark demand of field operating personnel.

The utility model relates to a windproof iron wedge technical field, concretely is a kind of wharf portal crane windproof iron wedge, including iron wedge body, the inside of iron wedge body is equipped with through-hole, the left and right sides of iron wedge body side are all clamped with clamping plate, the top of clamping plate is fixedly connected with fixed frame, the inside of clamping plate is equipped with insertion hole, the inside of insertion hole is inserted with plug shaft, the one end of plug shaft is equipped with slot, the side of clamping plate close to slot is equipped with sliding slot.The utility model has the advantages of: when using, after pulling plate is pulled to right, again, plug shaft is penetrated clamping plate and iron wedge body, when plug shaft is penetrated clamping plate, spring after hand release can be pushed to left with plug plate and complete reset, and the plug plate after reset is inserted into the slot of plug shaft, the fixation of plug shaft can be quickly completed, reach the purpose of being convenient for installation and disassembly plug shaft;The setting of positioning rod can avoid bending when spring compression, can assist spring more stable contraction and unfolding.

This utility model relates to the field of engineering construction technology, specifically to an isolation device for engineering construction. It includes a support assembly and a disassembly assembly. The support assembly consists of a fixed block, a support plate, a connecting block, a limiting block, and a connecting rod. A connecting block is installed on one side of the fixed block, and the support plate is rotatably connected below the connecting block. A limiting block is fixedly connected to the top of the support plate. In use, this isolation device, through the arrangement of the fixed block, support plate, connecting block, limiting block, and connecting rod, unfolds the support plate outwards towards the fixed block, bringing it horizontally against the ground. Then, the connecting rod is manually rotated to engage one side of the connecting rod with the side of the connecting block. The limiting block limits the connection of the connecting rod. After the connecting rod engages with the connecting block, the support plate is stably attached to the ground without displacement, and the extended support area of ​​the device provides better support and ensures its stability.

This utility model relates to the field of motor vehicle sunshades and discloses an electric curtain system, including a curtain assembly, a pull cord mechanism, a drive assembly, and a guide mechanism. The pull cord mechanism is connected to the drive assembly and the guide mechanism, and the guide mechanism is connected to the curtain assembly. The pull cord mechanism can drive the guide mechanism to reciprocate under the action of the drive assembly, and the reciprocating motion of the guide mechanism realizes the unfolding and retraction of the curtain assembly. This utility model achieves smooth unfolding and retraction of the curtain through the cooperation of the curtain assembly, the pull cord mechanism, the drive assembly, and the guide mechanism, and has the characteristics of simple product structure, small space occupation, and low operating noise.

This utility model relates to the field of cardboard box production technology and discloses an automatic folding and forming machine for cardboard box production. It includes a processing base, a processing table installed at the bottom of the processing base, a support base installed at the top of the processing table, a door hinged to the rear end of a dust collection box, a collection mesh frame installed inside the dust collection box, and a negative pressure fan installed at the bottom of the dust collection box. This utility model, by incorporating a suction pipe, a moving frame, a fourth telescopic cylinder, and a collection mesh frame at the top of a second adsorption mechanism, allows the fourth telescopic cylinder to move above the cardboard box and adsorb dust from its surface when the cardboard box is placed above the second adsorption mechanism for folding. This achieves a dust removal function, keeping the cardboard box clean and facilitating better folding.

The utility model discloses a folding assembly and folding window, wherein the folding assembly comprises a connecting rod arranged between a window frame and a window sash, one end of the connecting rod is rotatably connected with a sliding member moving in a track of the window frame, and the other end is rotatably connected with a connecting block fixed on the window sash. The folding window of the utility model breaks through the opening limitation of traditional windows through the connection of the hinge of the rotating shaft of the window sash and the window frame and the folding assembly, the window sash can be completely folded to one side of the window frame to achieve the purpose of maximum opening, can satisfy the user's demand for extreme ventilation and field of view, and enhances the space connectivity of indoor and outdoor.

This utility model discloses a side curtain airbag for preventing rear seat passengers from lifting off the roof. It includes a side curtain airbag installed inside the car roof and a gas generator installed inside the side curtain airbag. The side curtain airbag is generally rectangular, with an air intake chamber connected to the gas generator formed in its upper central part. A front head protection chamber and a front window covering chamber are formed in the front part of the side curtain airbag; a rear head protection chamber and a rear window covering chamber are formed in the rear part of the side curtain airbag; and an upper ventilation channel and a lower ventilation channel are formed in the middle of the side curtain airbag. This utility model, by changing the inflation path of the side curtain airbag, makes the side curtain airbag deployment more stable, preventing rear seat passengers from lifting off the roof.