764 results about "Utility trolley" patented technology

The present invention discloses a foldable cart frame, comprising a front frame mechanism, a rear frame mechanism, a collapsing mechanism, a foldable upper connection frame, and a foldable lower support frame; when the front frame mechanism and the rear frame mechanism are pushed to collapse or expand, the foldable upper connection frame and the foldable lower support frame rotate to fold or unfold accordingly, an upper end of the collapsing mechanism slides along the foldable upper connection frame, a lower end of the collapsing mechanism slides along the front frame mechanism and the rear frame mechanism to collapse or expand, thereby completing the collapsing and expanding of the entire cart frame.

A portable folding pulling cart includes a pulling cart frame. The pulling cart frame includes a folding frame and a wheel mechanism configured to be mounted on the folding frame. The folding frame includes two first scissor mechanisms arranged at intervals in a left-and-right direction and two second scissor mechanisms arranged at intervals in a front-and-rear direction. Each of the two first scissor mechanisms includes at least two first scissor units, and each of the two second scissor mechanisms includes at least one second scissor unit. An upper part of one of connecting rods of adjacent two first scissor units is bent. The upper ends of the adjacent two first scissor units are respectively pivotally connected to two upper pivoting points, and the lower ends of the adjacent two first scissor units of the at least two first scissor units are respectively pivotally connected to two lower pivoting points.

The present collapsible folding wagon includes a frame that folds. The frame includes right side oblique support members that pivot relative to each other at a right side pivot location and left side oblique support members that pivot relative to each other at a left side pivot location. The right side and left side pivot locations are equidistance from a front end of the frame and a rear end of the frame. A U-shaped handle is pivotally engaged at the right and left side locations and may swing over the wagon from a pull or push position at the front of the wagon to a pull or push position at the rear of the wagon.

Material handling devices are disclosed. Specifically disclosed are hand truck structures related to the toe plates of hand trucks. The disclosed toe plate mechanism includes both a static and folding toe plate that allows for a compact hand truck for storage. Also disclosed is a locking mechanism that allows the handle to have a compact storage position.

The invention discloses a two-wheeled storage trolley which comprises a first platform and a grab rail, wherein the first platform is provided with a front face and a back face which are arranged back to back; the grab rail is rotationally connected to one end of the first platform, and a grab rail locking mechanism acts on the grab rail to limit rotation of the grab rail; the first platform is provided with a pair of first rollers, the pair of first rollers is arranged at one end, far away from the grab rail, of the back surface, and roller seat bodies of the pair of first rollers are symmetrically arranged and are rotationally connected to the first platform in the directions close to and far away from the grab rail respectively, so that the first rollers have a standing state and an overturning storage state; according to the trolley mechanism, through cooperation of the linear moving mechanism and the first rolling wheels, the trolley mechanism has the two-wheel using state and the storage folding state, and therefore the trolley can be freely switched between the two-wheel using state and the storage folding state according to the using condition.

The utility model discloses a brake structure for a baby stroller, which adopts the technical scheme that when a brake treading part rotates under the action of external force and drives a brake mechanism to brake or unlock a wheel group, the brake treading part can automatically reset and lift, and particularly, the brake structure can be applied to the baby stroller. The brake treading part integrates the locking function and the unlocking function, when the brake treading part performs treading action at the initial position to achieve brake braking, the brake treading part can return to the original position, the brake treading part is treaded again to unlock brake braking, and the brake treading part returns to the initial position again. On the basis that the vamp contact requirement is eliminated, the technical effect of brake single-point control is achieved, daily use is facilitated, in conclusion, operation areas do not need to be distinguished through single-point interaction in the braking or unlocking process, brake interaction is concise, and the beneficial technical effects of being convenient to operate are achieved.

A carrycot is provided, including: a surrounding frame; a chassis; a folding mechanism connected between the surrounding frame and the chassis; a locking member movably provided on the folding mechanism and having a detent position in which it locks the folding mechanism in an unfolded state and a release position in which it unlocks the folding mechanism in the unfolded state; and an unlocking mechanism including first and second operating members movably provided on the folding mechanism. The first operating member is configured to drive the locking member to move. When the second operating member is in a first position, it is in a movement path of the first operating member; and when the second operating member is in a second position, it is displaced from the movement path of the first operating member.

The invention relates to a trolley with small storage space after being folded, which comprises four vertical rods, a long edge folding assembly is arranged between any two vertical rods arranged along the length direction of the trolley, a short edge folding assembly is arranged between any two vertical rods arranged along the width direction of the trolley, and the lower ends of the four vertical rods are connected with a bottom folding assembly. A wheel assembly is arranged at the lower end of each vertical rod; the vertical rod comprises a fixed rod and a sliding rod, and the lower portion of the sliding rod is slidably arranged on the upper portion of the fixed rod along the axis of the fixed rod to increase or decrease the length of the vertical rod. The upper ends, close to the vertical rods, of the long-edge folding assemblies on the two sides of any vertical rod and the upper ends, close to the vertical rods, of the short-edge folding assemblies on the two sides of any vertical rod are fixedly hinged to the upper ends of the sliding rods, and the lower ends, close to the vertical rods, of the long-edge folding assemblies on the two sides of any vertical rod and the lower ends, close to the vertical rods, of the short-edge folding assemblies on the two sides of any vertical rod are fixedly hinged to the fixed rods. After the trolley is folded, the height of the whole trolley can be reduced, and a user can store the trolley more conveniently.

A fleet and trolley system, a first method of charging a work machine, and a second method of charging a fleet of work machines are disclosed. The fleet and trolley system includes a trolley network, at least one zero-emission work machine, and a controller. The controller manages a scheduled usage of the trolley network, a power draw, and a distribution of the power draw by the work machine. The first method includes monitoring states of the work machine, scheduling a usage of the trolley network, and supplying electric power to the work machine. The second method includes monitoring states of a fleet, monitoring states of the trolley network, scheduling usages of the trolley network, and supplying electric power to one or more machines of the fleet. Advantageously, the disclosed system and methods may improve an efficiency, productivity, and longevity of a fleet of zero-emission work machines.

The present invention discloses a handcart capable of being laterally opened, comprising a bottom frame, two first pillars and two second pillars. Connecting rods are provided between the two first pillars and between the two second pillars. Each first pillar is equipped with a first moving wheel at the bottom, and each second pillar is equipped with a second moving wheel at the bottom. A cart door capable of rotating to open and close the handcart frame is movably arranged between the first pillar and the second pillar located on the same side. The cart door allows the first and second pillars on the same side to form one side surface of the handcart capable of being laterally opened, and at the same time, the cart door can rotate around one of the pillars, facilitating the placement of items inside the handcart capable of being laterally opened.

A hand trailer with multi-piston structure includes a fence assembly, a bottom fork assembly, wheel fixing and disassembling assemblies and a pull rod assembly. The fence assembly is a regular four-sided connection structure, and uses first piston structures and second piston structures as connection nodes, and the first piston structures and the second piston structures are arranged in parallel; a top of each first piston structure is riveted with a bottom of a corresponding second piston structure by a first inclined rod, a bottom of each first piston structure is riveted with a top of a corresponding second piston structure by a second inclined rod. Technical points of the hand trailer with multi-piston structure are that a new folding structure, a new bottom support structure and a new wheel installation structure are adopted, so that a load-bearing capacity and a folding and packing volume of the product are obviously improved.

A wheelbarrow is disclosed. The wheelbarrow includes an improved wheel guard, leg arrangement, and stabilizer that require less work to transport, lift, and dump the wheelbarrow. Also disclosed are an improved axle structure and means of assembly for a wheelbarrow.

Material handling devices are disclosed. Specifically disclosed is a hand truck latch for a convertible hand truck that provides a simpler mechanism which is less prone to malfunctioning; visually conveys to a user of the material handling devices whether the handle mechanism is locked or unlocked; and is less prone to accidental unlocking.

The invention discloses a two-wheel and four-wheel conversion type trolley. The trolley comprises a first platform and a grab rail, wherein the first platform is provided with a front face and a back face which are arranged oppositely; the grab rail is rotationally connected to one end of the first platform, and a grab rail locking mechanism acts on the grab rail to limit rotation of the grab rail; a pair of first rolling wheels and a pair of second rolling wheels are arranged on the back face of the first platform, the pair of second rolling wheels are arranged at the end, close to the grab rail, of the back face, two rolling wheel base bodies in the pair of second rolling wheels are fixed relative to the grab rail through a connecting body, and the first rolling wheels are arranged at the other end of the back face; according to the cart mechanism, the cart mechanism can have a two-wheel use state, a four-wheel use state and a folding storage state through the arrangement of the second rolling wheels, and therefore the cart mechanism can contain large-size goods, and meanwhile the state of the cart mechanism can be automatically changed according to the size of the goods.

A folding cart with a seat having a cart frame. The cart frame having frames located at front and rear ends, a bottom folding frame rotatably connected between the two frames, and side folding frames located on two sides, wherein two ends of each side folding frame are rotatably connected to the frames at the front and rear ends respectively, and two ends of the bottom folding frame are rotatably connected to the frames at the front and rear ends respectively. A detachable seat is arranged on the cart frame. When users participate in an outdoor activity with a child, the child can sit on the seat, such that the folding cart can carry both goods and the child, and the users do not need to pay more attention to the child and can better enjoy the outdoor activity.

The utility model relates to fire -fighting equipment technical field especially discloses a kind of multifunctional auxiliary device of fire hose, including bottom plate, tripod and rotary handle, tripod is set on the top of bottom plate, steering wheel is uniformly installed at bottom plate lower end portion four corners, handrail is installed on the top of bottom plate, bottom plate, steering wheel and handrail jointly constitute handcart structure, it is convenient to carry the device and fire hose on the device, fixed sleeve is symmetrically installed on the top of bottom plate, hand screw bolt is uniformly installed on two fixed sleeves, fixed sleeve is opened and closed by hand screw bolt, fixed wheel is symmetrically installed on the lower end of tripod, cylinder shaft is installed on the upper end of tripod, storage lever is installed on one side of cylinder shaft, and the other side is connected with rotary handle, baffle is welded on storage lever, the utility model is opened and closed by hand screw bolt through the ingenious cooperation of each component and is realized multifunctional auxiliary use to fire hose, with the characteristics of fine structure, easy operation, good use effect etc.

The invention relates to the technical field of trolleys, in particular to an assembly type trolley, a hand push frame part comprises a hand push rod and a side plate, two ends of the hand push rod are connected with the side plate, the side plate is convexly provided with an insertion piece capable of being inserted into a basket body, one side of the insertion piece is provided with a convex block, and the end part of the side plate of the basket body is provided with an inwards concave connecting cavity; the basket side plates are provided with matching holes corresponding to the protruding blocks, the protruding blocks are in interference fit with the matching holes, connecting ribs are arranged in the connecting cavities, a through groove is formed between every two adjacent inserting pieces, the connecting ribs are connected with the groove walls of the through grooves, the walking bottom frame comprises connecting supporting legs inserted into the basket, and the connecting supporting legs are connected with the basket through round fasteners. The basket body comprises a basket and a back plate, a plurality of groups of paired clamping assemblies are arranged at the bottom of the basket in a downward protruding mode, and the supporting frame is in interference fit with the clamping assemblies. The three independent modules, namely the hand-push frame part, the basket body and the walking underframe, are optimally divided and assembled together to form the assembled trolley, so that the problems of high maintenance difficulty, high cost and high transportation cost are solved.

The utility model discloses railway bridge expansion joint cleaning device, including trolley and motor, the middle part of trolley is installed with the mounting seat that can go up and down, and the motor is installed in the top of the supporting plate, and the loading box, supporting plate are located above the trolley ground plate, and the bottom plate is located below the trolley ground plate, and spring a is sleeved on every stand, and the upper end of spring a supports the bottom of supporting plate, and the upside of bottom plate is installed with the horizontal pivot through the bearing seat, and one end of pivot projects to the side of trolley and is installed with the cleaning disc subassembly, and the other end of pivot is connected transmission through the pulley subassembly between the output shaft of motor, and the cleaning disc subassembly includes spline shaft and two discs, and two discs are installed with spline shaft and can adjust the interval, and two discs are connected with several even distribution steel wire ropes between the edge. Utilize the rotation of cleaning disc subassembly to clean the sundries in expansion joint, and the width of cleaning disc subassembly can adjust and adapt to the expansion joint of different width, and the compatibility is good.

The application discloses a kind of gathering trolley pull rod structure, belongs to trolley technical field.Mainly including frame assembly, frame assembly has bottom right block;Wheel assembly;Handlebar assembly, the handlebar assembly includes hinged block on bottom right block, hinged block is hinged with connecting rod;Telescopic rod is slidably inserted in connecting rod inside;Hinge on telescopic rod on the junction block;Lower handle is slidably inserted in the junction block;And upper handle is slidably inserted in lower handle inside;Connecting rod is provided with bolt, and long waist slot is formed in telescopic rod.The application of a kind of gathering trolley pull rod structure, by being provided with the handlebar assembly that can be completely folded, can make that trolley is stored, handlebar assembly is completely stored, and is adhered to the side of trolley, to further reduce the space occupied by trolley, simultaneously by being provided with wheel assembly, so that wheel can be detached when trolley gathers, trolley is not elevated completely, to make that trolley floor space is smaller.

To provide a foldable storage bag frame, a storage bag including the foldable storage bag frame, and a handcart using the storage bag, which are easy to operate and use and effectively reduce the space occupied when storing or transporting the storage bag on the premise of maintaining good structural stability of the storage bag. [Solution] The storage bag framework includes a base frame, side frames, and a fixed frame. A U-shaped fixed plate is attached to the long base frame tube of the base frame. An upward-facing slot is formed in the U-shaped fixed plate. The fixed frame is inserted into the U-shaped fixed plate by bending structures at the bottom corner positions on both sides and is hingedly connected to the base frame. A hinge member for opening and closing / rotating the side frame is fitted into the long side frame tube at the bottom of the side frame. The hinge member for opening and rotating the side frame is connected to the long base frame tube of the base frame, hinge-connecting the side frame to the base frame. A side locking section is provided between the adjacent short side frame tube and side tube of the fixed frame on the side frame and the fixed frame, and the side locking section locks the side frame to the fixed frame.

The utility model relates to the technical field of wine brewing equipment, aims to solve the problems that in the prior art, the labor intensity of workers is high, yeast spreading is not uniform, yeast powder flies around, the waste of the yeast powder is large, and vinasse is easily adhered and waxy by a yeast spreading trolley, and provides an automatic yeast powder spreading trolley which comprises a hopper, a first sheet-shaped hub and a second sheet-shaped hub are arranged on the two sides of the bottom of the hopper respectively, and the first sheet-shaped hub and the second sheet-shaped hub are rotatably connected to the two sides of the bottom of the hopper; a long discharging hole is formed in the bottom of the hopper, and a control assembly used for adjusting the scattering flow is arranged outside the long discharging hole. The device has the beneficial effects that the labor intensity is low, yeast spreading is uniform, yeast powder is not easy to fly, the utilization rate of the yeast powder is high, and the yeast spreading vehicle is not easy to adhere and press glutinous rice vinasse.

This multifunctional, box-type shopping trolley comprises a main frame (1) whose upper end is attached to a pull handle (2), and one side of whose lower end is fitted with a support mechanism (4). Above the support mechanism (4) is a shopping bag mechanism (3), which is detachably connected to the main frame (1). The shopping bag mechanism (3) includes a shopping bag, a top lid, a detachable insulated bag, Velcro, and shoulder straps. The top of the shopping bag is fitted with a top lid, and the outer part of the top lid is fitted with a zipper, allowing the top lid to be attached to the top of the shopping bag by this zipper. Figure for the abbreviation: Fig 1

The utility model discloses an electric trolley, it includes frame, the outer surface fixedly connected with handle frame of frame, the outer surface fixedly connected with handle sleeve of handle frame, the outer surface of handle sleeve is provided with button switch, the rear surface fixedly connected with low speed waterproof motor of frame. Through setting button switch and low speed waterproof motor, can provide auxiliary power through low speed waterproof motor to make operating personnel only need to control low speed waterproof motor start -stop through button switch, and cooperate and set up driving wheel, belt, U -shaped seat, connecting shaft, synchronous wheel, first taper tooth, rotating shaft and second taper tooth etc. structure, can drive small size stirring vane and large size stirring vane to rotate in the moving process of trolley, thereby to the material in the first taper tooth inside is stirred, to break the material static state, ensure that material mixes fully, avoid the emergence of the condition that material is dilute under thick.

The embodiment of the utility model provides a trolley. The trolley comprises a trolley frame body and at least one table board assembly. At least one side of the frame body is provided with a table plate assembly, the table plate assembly is provided with a rotating end rotationally connected with the frame body, the table plate assembly has an initial state in which a first included angle is formed between the table plate assembly and the outer side wall of the frame body and a use state in which a second included angle is formed between the table plate assembly and the outer side wall of the frame body, and the table plate assembly can rotate around the rotating end relative to the frame body. And switching between the initial state and the use state. The trolley table plate is convenient to assemble.