134results about How to "Easy to fold and operate" patented technology

The invention relates to a foldable-type turnaround rack, which comprises a base (1), a middle bracket (3) and two side brackets (2), wherein an L-shaped supporting plate (11) is respectively and vertically arranged on four corners of the base (1), each side bracket (2) comprises a cross rod (21) and an inner and an outer vertical rods (22), and the outer side on the bottom part of each vertical rod (22) is connected with the inner side of the corresponding L-shaped supporting plate (11) in a pivot way; the middle bracket (3) comprises a basic framework (31), and the bottom edge of the basic framework (31) is connected with the surface of the base (1), and two ends of the upper edge of the basic framework (31) are respectively connected with one vertical rod (22) of each side bracket (2) respectively through a first plug pin (51). Compared with the prior art, the foldable-type turnaround rack is easy and convenient to fold, is firm and stable to connect, is difficult to twist, has good bearing capacity, can hold heavy objects, is easy to move, can be piled up to store when not in use, can be piled up when in use, and can maximally utilize the storage space.

The invention relates to auto spare parts, in particular to a seat connection and turnover mechanism. The seat connection and turnover mechanism comprises a backrest frame, a seat cushion frame and seat connecting pieces. The seat connecting pieces are arranged on the two sides of the backrest frame and the two sides of the seat cushion frame and are used for enabling the backrest frame and the seat cushion frame to be connected. The backrest frame can rotate relative to the seat connecting pieces and then be folded in the direction of the seat cushion frame. The seat connection and turnover mechanism further comprises locking mechanisms used for limiting rotation of the backrest frame. The locking mechanisms are arranged on the seat connecting pieces on the two sides of a seat respectively, and the backrest frame is provided with an unlocking switch used for unlocking the two locking mechanisms at the same time. According to the seat connection and turnover mechanism, connecting plates are arranged on the two sides of the seat respectively, so the overall strength of the seat is improved; the locking mechanisms on the connecting plates on the two sides can be unlocked through one-hand operation, so the seat connection and turnover mechanism is convenient and quick to operate, and has a flexible operation mode.

The invention discloses a baby carriage with a seat and a back capable of being folded in a linkage manner, The baby carriage with the seat and the back capable of being folded in the linkage manner comprises a frame having an unfolding state and a folding state, a frame locking mechanism for locking the frame in the unfolding state and the seat, wherein the frame comprises a left side support, aright side support and a supporting base arranged between the left support and the right support, the seat comprises a seat board, a seat locking mechanism for limiting relative rotation of the seat and the seat board is arranged between the supporting base and the seat board, a frame unlocking mechanism for unlocking the frame unlocking mechanism is further arranged on the seat board, therefore,the seat orientation is reversed through rotation of the seat board, and rapid folding of the seat board can also be realized.

The invention discloses a travelling bed, which includes an upper enclosure frame assembly, a chassis assembly, a plurality of upright tubes and a locking mechanism. The upper enclosure frame includesa transverse enclosure rod assembly and a side enclosure rod assembly. The adjacent transverse enclosure rod assembly and side enclosure rod assembly are rotatably connected with the same upright tube. The chassis assembly comprises a plurality of bottom support rods and a connecting seat rotatably connected with the bottom support rods; the traveling bed also comprises a sliding assembly arranged on the upright tubes in a sliding way, a first connecting rod respectively connected with the sliding assembly and the transverse enclosure rod assembly in a rotating way, a second connecting rod respectively connected with the sliding assembly and the side enclosure rod assembly in rotating mode, and a third connecting rod respectively connected with the upright tubes and the bottom support rods in rotating mode, and the bottom support rods are rotatably connected with the sliding assembly. The traveling bed can lock the whole traveling bed in a deployed state through a group of locking mechanisms, and the traveling bed can also realize the simultaneous and orderly overturning and folding of the upper enclosure assembly when the chassis assembly is folded, thereby facilitating the folding and unfolding operation of the travelling bed.

The invention provides a treadmill, which comprises a base assembly, a supporting assembly and an interaction assembly. The treadmill is provided with a linkage device, the linkage device comprises an operating mechanism, a connecting mechanism and a driving mechanism, the operating mechanism is located on the interaction assembly, the connecting mechanism is located on a supporting assembly, and the driving mechanism is located at the pivoting position of the supporting assembly and a base assembly, when the interaction assembly is rotated to be switched from a using state to an unfolding state, the operating mechanism drives the connecting mechanism to further drive the driving mechanism, so that a clamping mechanism is switched from a clamping state to a movable state, and the supporting assembly and the base assembly can rotate relative to each other. By arranging a linkage device, rotation between the supporting assembly and the base assembly can be unlocked and locked while the interaction assembly is rotated, folding operation is convenient and fast, and safety and reliability are achieved.

The invention discloses a folding type pedal, relates to a structure of cranks operated by feet, and is a double-crank rotary folding type pedal adopting the clutch principle. The folding type pedal comprises a pair of pedal plates, a pair of pedal shafts, a pair of cranks, two connecting pins, a crank shaft a, a crank shaft b, two clamp nuts and a clutch, wherein the clutch consists of a sleeve,a pin a and a pin b, two long sliding chutes are symmetrically arranged in the upper surface and the lower surface of the circular-surface diameter of one end of the sleeve, and two short sliding chutes are symmetrically arranged in the upper surface and the lower surface of the circular-surface diameter of the other end of the sleeve. According to the folding type pedal, the pedal plates are avoided being folded, the service life of the pedal is prolonged, the reliability of the pedal is improved, the folding operation is simple and convenient, and the folding type pedal is not only suitablefor folding bicycles, but also used for various folding tools driven by manpower, such as folding body-building chairs and folding wheel chairs.

A collapsible stroller whose collapsing operation in both width direction and front/rear direction can be performed simultaneously with just one hand of the user is provided. The collapsible stroller of the present invention comprises a frame including a pair of front leg tubes and a pair of rear leg tubes pivotally collapsibly coupled to the front legs; a seat unit including a pair of seat side-tubes and a pair of backrest tubes; a first collapsing auxiliary assembly horizontally collapsibly disposed between lateral sides of the frame and operably coupled to the side-tubes of the site unit and the rear leg tubes; a second collapsing auxiliary assembly disposed between the rear leg tubes; and an operation unit operably coupled to the side-tubes of the seat unit and releasibly coupled to the rear leg tubes of the frame, thereby the two dimensional collapsing operation of the stroller can be performed by one hand of the user and the volume of the collapsed strolled is minimized.

Disclosed is a folding stroller, comprising a stroller frame, a front wheel assembly (20) and a rear wheel assembly (30), and a locking mechanism provided on the stroller frame and used for locking the stroller frame, and the stroller frame comprises a front support (1), a rear support (2) and a seat rod (3); the front support (1), the rear support (2) and the seat rod (3) are connected with one another to form a triangular three-link mechanism; in the three connection relationships among the three components, two are rotatable connection, and the rest one is relative slidable connection by means of a slider (4), and the slider (4) is slidably arranged in the length direction of one of the two connected components and is in rotatable connection with the other component. The stroller can be conveniently folded, has a simple structure, and has good rigidity when unfolded.

The invention discloses a baby stroller, which comprises a stroller frame, front wheel assemblies, back wheel assemblies and a locking device, wherein the stroller frame has a unfolding state and a folding state, the locking device is used for locking the stroller frame in the unfolding state, and particularly, the stroller frame comprises bottom rods, back support rods and push rods; each bottom rod extends in the fore-and-aft direction, the lower part of each back support rod is rotationally connected with the back end part of the corresponding bottom rod, the bottom of each push rod is rotationally connected with the upper end part of the corresponding back support rod, the front wheel assemblies and the back wheel assemblies are respectively and rotationally connected with the front end parts and the back end parts of the bottom rods, the locking device comprises a first locking unit, during unfolding, the back support rods and the back wheel assemblies are in locked connection through the first locking unit, and during folding, the back support rods and the back wheel assemblies are unlocked for separation. The baby stroller provided by the invention has the advantages that wheels can be retracted and gathered between the bottom rods arranged at two sides while the stroller frame is folded, the size after the folding is small, the occupied space is small, meanwhile, the structure is simple, and the operation is convenient.

The invention relates to a foldable children stroller, which comprises a stroller frame, a front wheel assembly, a back wheel assembly and a locking mechanism, wherein the stroller frame comprises side brackets, a transverse support frame and a bottom support rod, the side brackets are positioned at the two sides of the stroller frame, the transverse support frame is arranged between the side brackets at the two sides, each side bracket comprises a front wheel bracket, a push rod and a back wheel bracket, the lower end part of each push rod is rotationally connected with the upper end part of the corresponding front wheel bracket, the upper end part of each back wheel bracket is rotationally connected with the upper end part of the corresponding front wheel bracket, each front wheel assembly comprises a front wheel and a front wheel joint, each front wheel joint comprises a front wheel bracket connecting piece, the two ends of each front wheel bracket connecting piece are respectively and rotationally connected with the lower end parts of the front wheel brackets at the two sides, each front wheel bracket connecting piece is matched with the corresponding front wheel bracket through a slope, the front end part of the bottom support rod is rotationally connected with each front wheel joint, the transverse support frame comprises a back transverse support, the back transverse support is arranged between the back wheel brackets at the two sides and can be transversely folded, and the back end part of the bottom support rod is rotationally connected with the back transverse support. The foldable children stroller has the advantages that the structure is simple, the size of the folded children stroller is small, and the folding operation is convenient.

The invention discloses a multifunctional operation platform translation type bearing jacking machine. According to the technical scheme, the multifunctional operation platform translation type bearing jacking machine is characterized in that the multifunctional operation platform translation type bearing jacking machine comprises a frame body, a pushing cylinder, a sliding plate, a fixing plate and tension springs; the frame body is arranged to be in a frame shape; the pushing cylinder is arranged on the top of the frame body; the sliding plate is slidably installed between two vertical supporting rods of the frame body, and the bottom of the pushing cylinder is connected with the sliding plate; the fixing plate is arranged at the bottom of the frame body, and the sliding plate is matchedwith the fixing plate; and the fixing plate comprises a first sliding plate and a second sliding plate which are matched with each other, sliding rods are arranged on the portions, corresponding to the fixing plate, of the two vertical supporting rods of the frame body, the portions, corresponding to the sliding rods, of the first sliding plate and the second sliding plate are provided with sliding holes matched with the corresponding sliding rods, and screw rods on the first sliding plate and the second sliding plate are in screw connection fit with screw holes. According to the multifunctional operation platform translation type bearing jacking machine, operation is easy, the manufacture cost is low, and damage generated in the bearing disassembling process can be avoided.

The invention discloses a seat reversing mechanism and a baby stroller. The baby stroller comprises: a seat support which is movably arranged on a frame main body of the baby stroller and can be folded or unfolded along with the frame main body; a seat plate which is arranged on the seat support and can horizontally rotate relative to the seat support, wherein a pedal support is arranged at the front end of the seat plate, and a backrest support is arranged at the rear end of the seat; and a locking and unlocking mechanism which is arranged between the seat plate and the seat support and can lock the seat plate on the seat support or unlock the seat plate on the seat support to make the seat plate horizontally rotate relative to the seat support. When the reversing function needs to be achieved, the seat plate is unlocked through the locking and unlocking mechanism, then the seat plate is driven to horizontally rotate relative to the seat support to achieve reversing of the backrest support and the pedal support on the seat plate, and then the seat plate is locked on the seat support through the locking and unlocking mechanism; And the seat reversing mechanism is simple in structure and simple and convenient in reversing operation. The baby stroller comprises the seat reversing mechanism.

The invention discloses a rotating assembly which comprises a shell, a shaft sleeve is arranged on the shell, the shaft sleeve is connected with a telescopic rod, a limiting structure is arranged on the shaft sleeve, the rotating assembly further comprises a sliding rod arranged in the shell, the sliding rod is matched with the limiting structure, and the sliding rod is pushed to enable the limiting structure and the sliding rod to be separated, so that the shell rotates relative to the telescopic rod. The invention further discloses an electric fan which comprises a base, and the rotating assembly is arranged on the base. According to the rotating assembly and the electric fan, the head shaking angle of the fan head of the electric fan is limited, the weight of a chassis balancing weight can be reduced, 180-degree folding of the folding fan head can be achieved by adopting a button unlocking and limiting structure, so that storage of the electric fan can be facilitated, the folding operation process is more convenient through one-key unlocking, pitching positioning friction is reduced, manual operation is more convenient and labor-saving, one-key folding of the machine head can be achieved through button operation in the unlocking and folding process, and a button is arranged on the machine head, so that operation is more convenient.

The invention discloses a foldable boiler accessory. Most of the foldable structures of existing boiler accessories are not easy to fold. The foldable boiler accessory of the invention is characterized in that a fixed body is equipped with a button which can move longitudinally relative to the fixed body and a stopper which can move transversely relative to the fixed body, and the button is disposed above the stopper; the button has a transverse part and two vertical parts at the lateral ends of the transverse part; the stopper has a transverse plate, a boss is formed at each of the two sides of the inner end of the transverse plate, a stopping surface is formed on the upper surface of each boss, and the stopping surfaces are matched with the bottom surfaces of the vertical parts of the button in use; and a first spring is arranged between the button and the upper part of the fixed part, and a second spring is arranged between the stopper and the fixed body. The foldable boiler accessory is easy to fold, the boiler accessory occupies a small space after folded, the packaging and transporting costs are reduced, and the kitchen space occupied when the boiler accessory is not in use or stored is reduced.

The invention discloses a foldable cart which comprises a cart frame with an unfolded state and a folded state, front wheels arranged below two sides of the front portion of the cart frame, and rear wheels arranged below two sides of the rear portion of the cart frame. The cart frame comprises push rods, a front support, a rear support, a front connecting frame, a rear connecting frame and a basketry rod, the upper portion of the front connecting frame is fixedly connected on the push rods while the lower portion of the same is rotatably connected with the upper portion of the front support, the upper portion of the rear connecting frame is rotatably connected on the push rods while the lower portion of the same is fixedly with the upper portion of the rear support, the front portion and the rear portion of the basketry rod are rotatably connected on the front support and the rear support respectively, a locking element used for locking the front connecting frame and the rear connecting frame is arranged therebetween, and an unlocking element used for unlocking the locking element is arranged on the cart frame. Folding of the cart frame can be completed only by operating the unlocking element to unlock and gradually turning the push rod backwards, and only one hand is needed to complete operation generally, so that the foldable cart is convenient to fold.

The invention belongs to the technical field of sailing boats, and particularly relates to a folding structure of a sailing boat sail. A foldable sail structure of a full-sea-condition long-voyage unmanned sailboat comprises a base, a vertical frame is installed above one end of the base, the vertical frame is of a hollow structure, a plurality of lifting blocks are installed in the vertical frame, a cross beam rod is installed at one end of each lifting block, and canvas is installed on the cross beam rods; the lifting blocks are connected with the vertical frame in a sliding mode, every two adjacent lifting blocks are connected with each other, and a lifting mechanism used for controlling the lifting blocks to ascend is further installed in the vertical frame.When the structure is used, rising and falling of the canvas can be achieved only by controlling operation of a first motor, the sail of the unmanned sailboat is convenient to unfold and fold, meanwhile, a cloth groove is formed in the inner side of each cross beam rod of the sailing boat, and the canvas penetrates through the cloth grooves, so that it is guaranteed that the canvas can borrow force from the cross beam rods no matter which side of the canvas is blown by wind, the wind resistance strength of the canvas is guaranteed, and the phenomenon that the sailing boat is damaged is avoided.

The inventio relates to a children product. The children product includes a bracket which has an unfolded state and a folded state and a locking mechanism used for keeping the bracket stay at the unfolded state; the bracket includes a first bracket body and a second bracket body which are rotatably connected with each other, the first bracket body comprises a first supporting rod and a second supporting rod which are rotatably connected with each other, and both the first supporting rod and the second supporting rod are U-shaped and are rotatably connected end by end; the second bracket body includes a third supporting rod and a fourth supporting rod which are rotatably connected with each other, one end of the third supporting rod is rotatably connected with the first supporting rod, oneend of the fourth supporting rod is rotatably connected with the second supporting rod, and during folding, by folding the first bracket body to let the first supporting rod get close to the second supporting rod, the third supporting rod and the fourth supporting rod are driven to be folded and get close to each other. The bracket of the children product can be folded twice, and therefore the size of the folded bracket is greatly reduced. The bracket of the children product has the advantages of few rod components, a simple structure and convenient folding operation.