CN111038913A

CN111038913A - Portable extension type logistics roller device

Info

Publication number: CN111038913A
Application number: CN201911305191.1A
Authority: CN
Inventors: 郭明明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-04-21

Abstract

A portable expansion type logistics roller device is formed by applying height-adjustable supporting legs, limiting storage stop pins, a caster wheel bracket, a double-pawl clutch plate, a fixing nut, a spiral hand wheel, a limiting plate, a face ratchet wheel type caster wheel bracket, a clutch spiral spring, a left folding frame, a right folding frame, a roller frame with a hook and a roller frame with a groove, the design innovatively designs an adjustable face ratchet wheel and double-pawl meshing structure, the spiral hand wheel can be operated to adjust the meshing action of the ratchet wheel and the pawl in a clutch mode to finish quick folding action, meanwhile, the design adopts the idea of expanding and flexible design, a plurality of groups of portable expansion type logistics roller devices are connected in series to increase the working stroke, the device is flexible in disassembly and storage and has the characteristic of small occupied space, the design not only solves the problem that the transportation frame occupies less space when transporting the same freight, but also solves the problem of violent logistics at the starting point of the, the ability to liberate the labor of logistics workers also has a significant gain effect.

Description

Portable extension type logistics roller device

Technical Field

The invention relates to a portable expansion type logistics roller way device, in particular to a portable expansion type logistics roller way device which is formed by applying supporting legs with adjustable height, limit storage stop pins, a trundle bracket, a double-pawl clutch plate, a fixing nut, a spiral hand wheel, a limit plate, a face ratchet type trundle bracket, a clutch spiral spring, a left folding frame, a right folding frame, a roller frame with a hook and a roller frame with a groove.

Background

With the increasing development of new online shopping modes and scales, the flow rate of goods is larger and larger, the quantity of express delivery and packaging transportation is also objective, but in terms of various current logistics and express delivery cases, the violent express delivery problem often occurs, and because the quantity of express delivery is large, the quantity of operators for transporting, transferring and receiving goods needs to be large every day, so that the violent transportation process is possibly inevitable in a high-pressure working environment.

Disclosure of Invention

In order to overcome the defects, the invention provides a portable expansion type logistics roller way device.

The invention is realized by the following technical scheme: the utility model provides a portable extension type commodity circulation roll table device, is the landing leg of using height-adjustable, and spacing backing pin of accomodating, the truckle support, two pawl separation and reunion boards, fixation nut, spiral hand wheel, limiting plate, face ratchet formula truckle support, separation and reunion coil spring, left folding leg, right folding leg, what take hook roller carrier and slotted roller carrier to constitute, its characterized in that: the height-adjustable supporting legs are hinged on a roller frame with a groove, L hook strips are arranged on the height-adjustable supporting legs, the roller frame with the groove is provided with an internal groove structure, rollers are uniformly arranged on the roller frame with the groove and the roller frame with the hook for assisting the moving and carrying of goods, the tail end of the roller frame with the groove is provided with a flange for limiting the rotating angle of the height-adjustable supporting legs to ensure that the height-adjustable supporting legs are in a vertical state with the ground after being opened, the head of the roller frame with the groove is provided with an inserting groove and an inserting hook arranged on the roller frame with the hook belong to an inserting combined structure, the roller frame with the groove and the roller frame with the hook are respectively provided with L-shaped pin position holes, a limiting and accommodating stop pin is arranged in the L-shaped pin position holes of the roller frame with the groove and the roller frame with the hook, when the height-adjustable supporting legs are folded in place, the limiting and the height-adjustable supporting, the left folding frame is hinged with the right folding frame, the left folding frame and the right folding frame are both provided with rollers, the right folding frame is provided with a handle, the caster wheel bracket is connected with the face ratchet type caster wheel bracket through a pin shaft, the good rotation of the caster wheel bracket and the face ratchet type caster wheel bracket is ensured, the caster wheel bracket and the face ratchet type caster wheel bracket are ensured to belong to X structure type connection, the staggered structure of the caster wheel bracket and the face ratchet type caster wheel bracket can ensure that the caster wheel bracket and the face ratchet type caster wheel bracket can be combined into a line as far as possible when being superposed and separated, the opening and closing angle of the caster wheel bracket and the face ratchet type caster wheel bracket is hard limited by a limit flange arranged on the face ratchet type caster wheel bracket, the maximum crossed angle of the caster wheel bracket and the face ratchet type caster wheel bracket is ensured to better provide supporting force for the whole, the hinged part of the caster wheel bracket and the face ratchet type caster wheel bracket, the double-pawl clutch plate can linearly slide along the guide rod, the tail end of the guide rod of the trundle support is fastened by a fixing nut after being provided with a limiting plate, a threaded hole is formed in the middle of the limiting plate, a spiral hand wheel is in threaded connection with the limiting plate, a clutch spiral spring is arranged between the face ratchet type trundle support and the double-pawl clutch plate, the right folding frame is hinged with the face ratchet type trundle support, the rotation angle of the right folding frame to the ground is restrained by the face ratchet type trundle support, the right folding frame is guaranteed to be supported by the face ratchet type trundle support at the horizontal angle and limited, the rotation angle of the left folding frame to the ground is restrained by the trundle support, the left folding frame is guaranteed to be supported by the trundle support at the horizontal angle and limited, the face ratchet type trundle support is hinged with the hooked roller support, the hooked roller support is hinged with a supporting leg with adjustable height.

The invention has the advantages that: the design innovatively designs an adjustable surface ratchet wheel and double-ratchet tooth meshing structure, a spiral hand wheel can be operated to adjust the meshing action of a ratchet wheel pawl in a clutch mode to finish quick folding action, and meanwhile, the design adopts an extensible thought and a flexible design, a plurality of groups of portable extensible logistics roller device are connected in series to be installed to increase the working stroke, the disassembly and the storage are flexible, and the multifunctional adjustable surface ratchet wheel device has the characteristic of small occupied space.

Drawings

FIG. 1 is a schematic structural diagram of the present invention; FIG. 2 is a detail view of the surface ratchet and double pawl clutch structure of the present invention; FIG. 3 is a detail view of the limit stowing stop pin of the present invention; FIG. 4 is an overall structure display diagram of the present invention; FIG. 5 is a diagram of the device operating stroke extended state; FIG. 6 is a storage fold display of the present invention; fig. 7 is a detail view of the storage folding display of the present invention.

In the figure, 1, a height-adjustable supporting leg, 2, a limit storage stop pin, 3, a caster bracket, 4, a double-pawl clutch plate, 5, a fixing nut, 6, a spiral hand wheel, 7, a limit plate, 8, a face ratchet type caster bracket, 9, a clutch spiral spring, 10, a left folding frame, 11, a right folding frame, 12, a roller frame with a hook, 13 and a roller frame with a groove.

Detailed Description

The utility model provides a portable extension type commodity circulation roll table device, is to use height-adjustable landing leg 1, and spacing backing pin 2 of accomodating, truckle support 3, two pawl separation and reunion boards 4, fixation nut 5, spiral hand wheel 6, limiting plate 7, face ratchet formula truckle support 8, separation and reunion coil spring 9, left folding leg 10, right folding leg 11, what take hook roller carrier 12 and slotted roller carrier 13 to constitute, its characterized in that: the height-adjustable supporting leg 1 is hinged on a grooved roller frame 13, an L-shaped hook strip is arranged on the height-adjustable supporting leg 1, an inner groove structure is designed on the grooved roller frame 13, rollers are uniformly arranged on the grooved roller frame 13 and the grooved roller frame 12 and are used for assisting the moving and carrying of goods, the tail end of the grooved roller frame 13 is provided with a flange for limiting the rotating angle of the height-adjustable supporting leg 1 to ensure that the height-adjustable supporting leg 1 is in a vertical state with the ground after being opened, the head of the grooved roller frame 13 is provided with a slot and an inserting hook arranged on the grooved roller frame 12 belong to an inserting combination structure, the grooved roller frame 13 and the grooved roller frame 12 are respectively provided with an L-shaped pin position hole, a limiting and accommodating baffle pin 2 is arranged in the L-shaped pin position holes of the grooved roller frame 13 and the grooved roller frame 12, when the height-adjustable supporting leg 1 is folded in place, the limiting and accommodating baffle pin 2 is stirred to clamp the L-shaped hook strip on the height-, the left folding frame 10 is connected with a roller frame 13 with a groove through a caster bracket 3, the left folding frame 10 is hinged with a right folding frame 11, the left folding frame 10 and the right folding frame 11 are both provided with rollers, the right folding frame 11 is provided with a handle, the caster bracket 3 is in pin connection with a face ratchet type caster bracket 8, the good rotation of the caster bracket 3 and the face ratchet type caster bracket 8 is ensured, the connection of the caster bracket 3 and the face ratchet type caster bracket 8 in an X structure type is ensured, the staggered structure of the two can ensure that the caster bracket 3 and the face ratchet type caster bracket 8 can be combined into a line as much as possible when being superposed, when the caster bracket 3 and the face ratchet type caster bracket 8 are crossed and separated, the opening and closing angles of the caster bracket 3 and the face ratchet type caster bracket 8 are limited by a limit hard arranged on the face ratchet type caster bracket 8, the maximum crossed angle of the caster bracket 3 and the face ratchet type caster bracket 8 is ensured to provide supporting force, the hinged plate of the caster bracket 3 is provided with two guide rods, a double-pawl clutch plate 4 is arranged in the guide rod of the hinged plate of the caster bracket 3, the double-pawl clutch plate 4 can slide linearly along the guide rod, a limiting plate 7 is arranged at the tail end of the guide rod of the caster bracket 3 and then is fastened by a fixing nut 5, a threaded hole is arranged in the middle of the limiting plate 7, a spiral hand wheel 6 is in threaded connection with the limiting plate 7, a clutch spiral spring 9 is arranged between a face ratchet type caster bracket 8 and the double-pawl clutch plate 4, a right folding frame 11 is hinged with the face ratchet type caster bracket 8, the rotation angle of the right folding frame 11 towards the ground is restrained by the face ratchet type caster bracket 8, the right folding frame 11 is ensured to be supported and limited by the face ratchet type caster bracket 8 at the horizontal angle, the rotation angle of the left folding frame 10 towards the ground is restrained by the caster bracket 3, the left folding frame 10 is ensured to be supported and, the surface ratchet type caster wheel bracket 8 is hinged with a roller frame 12 with a hook at the same time, and the roller frame 12 with the hook is hinged with a supporting leg 1 with adjustable height, thereby completing the composition of the portable expansion type logistics roller way device.

When the device works, the device is divided into two working processes, a folding storage process and a folding storage process, firstly, the folding storage process is described, the unfolding use process is described, at the moment, the spiral hand wheel 6 is rotated to enable the spiral hand wheel 6 to move towards the outer side of the frame body, at the moment, the double-pawl clutch plate 4 is pushed by the clutch spiral spring 9 to be disengaged from the ratchet wheel of the surface ratchet type caster wheel support 8 after the thrust action of the spiral hand wheel 6 is not provided, at the moment, the frame body can be unfolded easily, after the unfolded frame body is in place, the spiral hand wheel 6 is rotated reversely to ensure that the pawls of the double-pawl clutch plate 4 are engaged with the ratchet wheel of the surface ratchet type caster wheel support 8, if the working stroke distance is increased, the same frame body is unfolded, the roller frame with hooks 12 of the first frame body and the roller frame with grooves 13 of the second frame body are inserted and combined, when the stroke is increased, the folding, when the height-adjustable supporting leg 1 is respectively close to and coincident with the roller frame 12 with the hook and the roller frame 13 with the groove, the limiting and containing stop pin 2 is pushed to clamp the height-adjustable supporting leg 1, then the handle of the right folding frame 11 is vertically lifted upwards, at the moment, the left folding frame 10 and the right folding frame 11 begin to arch upwards, the surface ratchet type caster bracket 8 and the caster bracket 3 also begin to rotate, because the pawls of the double-pawl clutch plate 4 are meshed with the ratchet wheels of the surface ratchet type caster bracket 8, the folding state can be gradually enlarged and is self-locked and prevented from falling when the handle of the right folding frame 12 is lifted upwards, folding interruption caused by factors such as hand sliding can be avoided, the frame body is accidentally unfolded to hurt an operator or be damaged, when the device is folded and is close to be compressed to a plane, the folding speed is fast, and the folding.

Claims

1. The utility model provides a portable extension type commodity circulation roll table device, is the landing leg of using height-adjustable, and spacing backing pin of accomodating, the truckle support, two pawl separation and reunion boards, fixation nut, spiral hand wheel, limiting plate, face ratchet formula truckle support, separation and reunion coil spring, left folding leg, right folding leg, what take hook roller carrier and slotted roller carrier to constitute, its characterized in that: the height-adjustable supporting legs are hinged on a roller frame with a groove, L hook strips are arranged on the height-adjustable supporting legs, the roller frame with the groove is provided with an internal groove structure, rollers are uniformly arranged on the roller frame with the groove and the roller frame with the hook for assisting the moving and carrying of goods, the tail end of the roller frame with the groove is provided with a flange for limiting the rotating angle of the height-adjustable supporting legs to ensure that the height-adjustable supporting legs are in a vertical state with the ground after being opened, the head of the roller frame with the groove is provided with an inserting groove and an inserting hook arranged on the roller frame with the hook belong to an inserting combined structure, the roller frame with the groove and the roller frame with the hook are respectively provided with L-shaped pin position holes, a limiting and accommodating stop pin is arranged in the L-shaped pin position holes of the roller frame with the groove and the roller frame with the hook, when the height-adjustable supporting legs are folded in place, the limiting and the height-adjustable supporting, the left folding frame is hinged with the right folding frame, the left folding frame and the right folding frame are both provided with rollers, the right folding frame is provided with a handle, the caster wheel bracket is connected with the face ratchet type caster wheel bracket through a pin shaft, the good rotation of the caster wheel bracket and the face ratchet type caster wheel bracket is ensured, the caster wheel bracket and the face ratchet type caster wheel bracket are ensured to belong to X structure type connection, the staggered structure of the caster wheel bracket and the face ratchet type caster wheel bracket can ensure that the caster wheel bracket and the face ratchet type caster wheel bracket can be combined into a line as far as possible when being superposed and separated, the opening and closing angle of the caster wheel bracket and the face ratchet type caster wheel bracket is hard limited by a limit flange arranged on the face ratchet type caster wheel bracket, the maximum crossed angle of the caster wheel bracket and the face ratchet type caster wheel bracket is ensured to better provide supporting force for the whole, the hinged part of the caster wheel bracket and the face ratchet type caster wheel bracket, the double-pawl clutch plate can slide linearly along the guide rod, the tail end of the guide rod of the caster bracket is provided with a limiting plate and then is fastened by a fixing nut, the middle of the limiting plate is provided with a threaded hole, a spiral hand wheel is in threaded connection with the limiting plate, a clutch spiral spring is arranged between the surface ratchet type caster bracket and the double-pawl clutch plate, the right folding frame is hinged with the surface ratchet type caster bracket, the rotation angle of the right folding frame towards the ground is restrained by the surface ratchet type caster bracket, the right folding frame is ensured to be supported and limited by the surface ratchet type caster bracket at the horizontal angle, the rotation angle of the left folding frame towards the ground is restrained by the caster bracket, the left folding frame is ensured to be supported and limited by the caster bracket at the horizontal angle, the surface ratchet type caster bracket is simultaneously hinged with a roller frame with hooks, the roller frame is hinged with height-adjustable supporting legs, when the device works, the device is divided into two working processes, firstly explaining the unfolding use process, at the moment, rotating the spiral hand wheel to enable the spiral hand wheel to move towards the outer side of the rack body, at the moment, enabling the double-pawl clutch plate to be pushed by the clutch spiral spring to be disengaged from a ratchet wheel of the face ratchet wheel type caster wheel bracket after the thrust action of the spiral hand wheel is not available, at the moment, easily unfolding the rack body, after the unfolded rack body is in place, reversely rotating the spiral hand wheel to ensure that pawls of the double-pawl clutch plate are engaged with the ratchet wheel of the face ratchet wheel type caster wheel bracket, if the working stroke distance is increased, unfolding the same rack body, inserting and combining a roller frame with hooks of a first rack body and a roller frame with grooves of a second rack body, continuously connecting in series when the stroke is increased, secondly, folding the height-adjustable supporting legs towards the inner side of the rack body during folding, when the height-adjustable supporting legs are respectively overlapped with the roller frame with hooks and the roller frame with grooves, then vertically lift the handle of right folding leg upwards, left folding leg and right folding leg begin to arch up this moment, face ratchet formula truckle support and truckle support also begin to rotate, because the ratchet of the pawl of double pawl clutch plate and face ratchet formula truckle support mesh, so can guarantee that fold condition enlarges gradually and auto-lock anticreep when lifting the handle of right folding leg upwards, can not lead to folding the interrupt because of factors such as hand slip, the support body unexpected expansion impairs the operator or damages, fold when the device is folded and is close to when compressing to a plane and then accomplish, this folding speed is swift, folding method is safe and reliable.