CN1423609A

CN1423609A - Pallet for storing items with alligned or offset wheels

Info

Publication number: CN1423609A
Application number: CN98814035.7A
Authority: CN
Inventors: 朱利叶斯·F·黑尔
Original assignee: Burnham Service Co Inc
Current assignee: Burnham Service Co Inc
Priority date: 1998-05-11
Filing date: 1998-12-23
Publication date: 2003-06-11
Also published as: DE69805106T2; DE69805106D1; EP1084061B1; ATE216675T1; WO1999058408A1; EP1084061A1; CA2331795A1; JP2002514554A; AU2092899A

Abstract

A pallet for a wheeled item comprises a base frame having openings for receiving forklift arms, a plurality of tracks mounted on the base frame for receiving the wheels of the item, and a plurality of ramps mounted on the base frame and sloping from the tracks toward the base frame so that when the wheeled item is shifted on the wheels from the tracks along the ramps, the undercarriage of the wheeled item comes to rest on the pallet. Wheeled items can be quickly loaded and secured on the pallet and can be manipulated with a forklift for storing wheeled items in stacked relation. The pallet can be designed to store wheeled items with aligned or offset casters.

Description

Be used to store the carriage that has the article of Chinese style or offset wheels

With reference to the related application of quoting

The application is to be on May 16th, 1997 applying date, and the US Patent serial number is NO.08/857,528 series application, and obviously, the document in full can be in this application with reference to using.

Technical field

The application relates to the carriage that is used for stored article, particularly at wheel, as the storage of the article on the swivel wheel (casters).

Background of invention

Usually store effectively and conveying objects with rhythmo structure.The article lamination is put and is made the use of actv. storage and transport space reach maximization.In addition, can utilize fork truck to handle these class article so that realize the fast traffic of article.Like this, can save manpower and time.But some article but are difficult to store and conveying with rhythmo structure, and are difficult for being controlled by fork truck.Wheeled items is exactly an example in these class article that are difficult to transport as the photocopier on the swivel wheel.

Usually, the article as the photocopier on the swivel wheel must be set on the slide rail and be fixed on the slide rail so that store and transportation by fork truck control and with rhythmo structure.Generally speaking, need two workmans and a fork truck photocopier can be loaded and is fixed on the slide rail.Photocopier is fixed on the slide rail by being fixed on the slide rail with bolt.Finishing time of this required by task minimumly is about 20 minutes of each article.

In other words, under the situation of not piling up these article, the wheeled items on swivel wheel can be stored on the open-air floor as photocopier.But under the situation of not piling up, photocopier can occupy than large space.In addition, not being fixed to photocopier on the slide rail is difficult to fork truck manipulation and also can rolls on the floor.So just, need a large amount of labours and spend a large amount of time.

Stores on the floor in the open is that as another problem of photocopier photocopier controlled by sequence number in the stock.When the photocopier of needs one specific lot number, the employee must search this device and stop that by moving other photocopier in its path just can find specific photocopier in memory space in enormous quantities.Subsequently, required device is pushed to the work area.This also can cause the N/R time waste.

Therefore, need a kind of like this system, it can be stored and the belt pulley for feeding foil article to allow wheeled items mode stacked and that utilize the fork truck realization to transport.Also need a kind of like this system that can store and carry the wheeled items that is provided with centering and offset swivel wheel.

Concise and to the point description of the present invention

The present invention has solved the problems referred to above of the prior art by a kind of like this carriage is provided, and described carriage comprises: a plurality of guide rails and a plurality of inclined-plane, they are installed on the pedestal that has in order to the hole that holds the fork truck arm.When the structure on a plurality of guide rails and a plurality of inclined-planes and be provided with should make at described article by wheel along a plurality of inclined-planes from a plurality of guide rail movement, the underframe of wheeled items can rest on the supporting plane of carriage.Underframe by wheeled items rests on the carriage, rather than rests on the wheel, and wheeled items can be fixed on and be used to the carriage storing and transport.Therefore, carriage of the present invention has been guaranteed the rapid loading of wheeled items on carriage.Carriage allows wheeled items to be handled by a fork truck and store and transportation with rhythmo structure.Manipulation by fork truck has reduced required labour and the time of conveyer belt roller article.In addition, the stacked placement of wheeled items has guaranteed more effectively to utilize storage and conveying space.

More particularly, carriage of the present invention is suitable for storing and transport the wheeled items of the wheel that comprises a underframe and stretch out from underframe.Carriage of the present invention can hold the wheeled items that has Chinese style or offset swivel wheel.The pedestal of carriage preferably has the hole that holds the fork truck arm and extends to second end along longitudinal axis from first end.A plurality of guide rails are assemblied on the pedestal, are used to hold the wheel of wheeled items.A plurality of guide rails are all from first end of pedestal, roughly parallel to each other and have the compartment of terrain and extend towards second end.Plurality of ramps also is assemblied on the pedestal and from a plurality of guide rails to tilt towards pedestal.Each guide rail in a plurality of guide rails all extends to a far-end from an end of pedestal, and under the situation of a guide rail that is close in not interfering a plurality of guide rails, a plurality of inclined-planes extend from the respective distal end of a plurality of guide rails.The direction on a plurality of inclined-planes should not interfered swivel wheel the moving along guide rail of wheeled items.According to the swivel wheel of wheeled items or the structure of wheel, a plurality of inclined-planes with respect to the longitudinal axis of pedestal, from the respective distal end of a plurality of guide rails vertically or diagonally extending, maybe can be from a plurality of guide rail horizontal expansions.

For the wheeled items that has the Chinese style swivel wheel, carriage preferably includes the inclined-plane, and these inclined-planes are horizontal or diagonally extending from corresponding a plurality of guide rails.Have the wheeled items of offset swivel wheel for storage, the remarkable swivel wheel of biasing particularly, the inclined-plane of carriage preferably vertically or diagonally extending from the respective distal end of a plurality of guide rails so that the offset swivel wheel can not interfered contiguous guide wheel.

Carriage of the present invention preferably includes the supporting member of contiguous a plurality of guide rails, and it extends from carriage with the direction away from pedestal, so that make wheeled items along a plurality of inclined-planes, when a plurality of guide rails move by wheel, the underframe of wheeled items rests on the supporting member.In other words, when making carriage be in " loaded " position on the floor, supporting member extends upward from carriage, and supporting member preferably leaves pedestal and extends beyond a plurality of guide rails.A plurality of inclined-planes in the carriage preferably tilt towards pedestal with respect to supporting member, so that when making wheeled items by wheel along a plurality of inclined-planes, by a plurality of guide rail side travel, at least the part weight of wheeled items is transferred on the supporting member from the wheel of wheeled items, and the underframe of wheeled items is resisted against on the supporting member thus.

According to a simple embodiment of the present invention, carriage of the present invention comprises a pedestal, one supporting member, supporting member is installed on the pedestal and has the areal of support that holds the article wheel, and a plurality of inclined-planes, these inclined-planes are installed on the pedestal and through the groove in the supporting member to tilt towards pedestal from immediate areal of support.The structure on supporting member and a plurality of inclined-planes and be provided with should be in wheeled items by wheel along a plurality of guide rails, when areal of support moves, the underframe of wheeled items can rest on the areal of support.

For wheeled items with offset wheels, according to a specific embodiment, carriage comprise one first guide rail to one from first group of guide rail inwardly, second guide rail that has spacing with it is right.First and second guide rails extend to a far-end to equal ends from pedestal, and under the situation of not interfering an adjacent guide rail of first and second rail pair, a plurality of inclined-planes extend from the first and second rail pair corresponding guide rail.A plurality of inclined-planes are the vertical or diagonally extending of corresponding guide rail from a plurality of guide rails preferably.

According to another embodiment that is specially adapted to have to the wheeled items of Chinese style swivel wheel, the guide rail of carriage comprises first and second guide rails that are installed on the pedestal, is used to hold the wheel of the article that are stored and carry.First and second guide rails extend from first end of pedestal towards second end and almost parallel and have spacing each other.In addition, the inclined-plane of carriage comprises first and second inclined-planes.First inclined-plane is installed on the pedestal between first and second guide rails and with respect to the longitudinal axis of pedestal, laterally tilt towards the pedestal and second guide rail from first guide rail.Second inclined-plane is installed on the pedestal, so that second guide rail is between first and second inclined-planes.Second inclined-plane is with respect to longitudinal axis, laterally tilt towards pedestal from second guide rail.Therefore, when wheeled items by wheel to respect to longitudinal axis, from first and second guide rails along the first and second inclined-plane side travels time, the underframe of wheeled items can rest on the carriage.

More particularly, the carriage that is used to have to this embodiment of the article of Chinese style swivel wheel preferably includes first and second supporting members, making wheeled items laterally when first and second inclined-planes move down, is used to receive the underframe of wheeled items.First supporting member is between first and second guide rails, extend from carriage with the direction of leaving pedestal.Equally, second supporting member is close to second guide rail, extends from carriage with the direction of leaving pedestal.The position of second supporting member is set as and should makes second guide rail between first supporting member and second supporting member.

The pedestal that first and second supporting members preferably leave carriage respectively extends beyond first and second guide rails and extends from first and second inclined-planes.Specifically, first and second supporting members preferably include a plurality of elements, and these elements have the interval each other and are approximately perpendicular to the extension of first and second guide rails between first and second ends of pedestal.First and second inclined-planes of carriage tilt towards pedestal with respect to first and second supporting members in the present embodiment, with convenient wheeled items by wheel during from first and second guide rails along the first and second inclined-plane side travels, at least the part weight of wheeled items is converted to first and second supporting members from the wheel of article, and the underframe of wheeled items can rest on first and second supporting members like this.Carriage of the present invention is specially adapted to be located at the wheeled items on the swivel wheel.

Carriage of the present invention can comprise first and second sidewalls, and described sidewall is along the corresponding opposite side of pedestal, extend between first and second ends of pedestal, to prevent the wheeled items carriage that laterally slips away.In addition, carriage can comprise a plurality of pins that are used for fixing belt, with this wheeled items is fixed on the carriage.

Carriage of the present invention is made of a variety of materials, but desirable material is a polymer resin, especially preferably utilizes the polymer resin as high density polyethylene (HDPE) to make by injection molding (injectionmolding).

Therefore, one object of the present invention is to provide a kind of system that is used to store and carry the wheeled items with stepped construction.

Another object of the present invention is to provide a kind of system by fork truck carrying wheeled items.

Another object of the present invention is to provide the system of a kind of more effective storage and belt pulley for feeding foil article.

Another object of the present invention is to provide a kind of carriage that is used to store with the belt pulley for feeding foil article.

Another object of the present invention is to provide a kind of like this carriage that can store and carry the wheeled items with offset swivel wheel.

From following detailed description, can be expressly understood other purpose of the present invention, feature and advantage in accompanying drawing and claims.

Brief description of the drawings.

Fig. 1 is the transparent view of the carriage made according to one embodiment of the invention.

Fig. 2 is the planar view of carriage among Fig. 1.

Fig. 3 is the end elevation of carriage shown in Figure 1, is used to illustrate the loading of wheeled items on carriage.

Fig. 4 is the transparent view of the carriage made according to another embodiment of the present invention, and this carriage can be used for having the wheeled items of biasing swivel wheel.

Fig. 5 is the planar view of carriage among Fig. 4.

Fig. 6 is the transparent view of carriage shown in Figure 4, and this carriage has the wheeled items that is loaded on the carriage.

Fig. 7 is the transparent view of carriage shown in Figure 4, and this carriage has the another kind of wheeled items that is loaded on the carriage.

The detailed description of accompanying drawing

Referring now to accompanying drawing, wherein, in all accompanying drawings, identical label is represented identical parts, and as shown in the figure, carriage 10 is used to store wheeled items 12, described wheeled items comprise one group below underframe 16, extend to Chinese style swivel wheel 14.The loading of wheeled items on carriage 10 as shown in Figure 3.

Usually, carriage 10 comprises a pedestal 20, and a pair of

track

22 and 24 that is used to hold the swivel wheel 14 of wheeled items 12 a pair ofly extends to the

inclined surface

26 and 28 of pedestal from respective track, and two groups are left the supporting

members

30 and 32 that pedestal extends from the inclined-plane.Carriage 10 can be made of various materials, and these materials should guarantee that carriage can bear the weight that is stored article and can bear charge and discharge operations repeatedly as fork truck etc.Therefore, the material that is suitable for making carriage 10 comprises wood, metal and the polymer resin as plastics.Because many polymer resins all have firm, durable, in light weight and comparatively cheap advantage, therefore, polymer resin is particularly suitable for making carriage 10.In addition, many polymer resins can be penetrated molded.Penetrating molded is a kind of method that is suitable for making carriage 10.A kind of particularly suitable resin is a high density polyethylene (HDPE).

As illustrated in fig. 1 and 2, the pedestal 20 of carriage 10 be roughly rectangle and longitudinally axis extend to second end 36 from first end 34, carriage 10 has corresponding first and

second sidewalls

38 and 40 that extend between first and second ends.In addition, pedestal 20 has first pair of plug-in opening 41 and second pair of plug-in opening 42, described first pair of plug-in opening extends to second end 36 of pedestal from first end 34 of pedestal, described second pair of plug-in opening extends to second sidewall 40 from the first side wall 38, so that fork truck 10 can be handled carriage 10 from any side of carriage.Plug-in opening 42 is separated with 44 by integral type center support spare 43.Plug-in opening 41 and 42 and center support spare 43 and 44 formed the lower portion 46 of pedestal 20.When using carriage 10 assemblings and stores, the downside 46 of pedestal 20 down and place ground.Pedestal 20 extends upwardly to upside 48 from downside 46, described gone up side bearing first and

second guide rails

22 and 24, the first and second inclined-

planes

26 and 28 and first and second set supportings 30 and 32.

First and

second guide rails

22 and 24 integral installations are to pedestal 20, and are and parallel to each other and have the compartment of terrain and extend to second end 36 from first end 34 of pedestal.In other words, first and

second guide rails

22 and 24 are parallel to the longitudinal axis of carriage 10.In addition, first and

second guide rails

22 and 24 have

corresponding plane

50 and 52, are used to hold the swivel wheel 14 of the wheeled items 12 that is loaded.

Guide rail

22 and 24

plane

50 and 52 roughly be level and when carriage 10 loads or stores a wheeled items, be provided with up.

The first side wall 38, the second guide rails 24 of first guide rail, 22 contiguous pedestals 20 are between first guide rail and second sidewall 40 of pedestal.First inclined-plane 26 is assemblied on the pedestal 20 between first and

second guide rails

22 and 24, and laterally from first guide rail with respect to the longitudinal axis of pedestal, tilt towards pedestal upside 48 and towards second guide rail downwards.Second inclined-plane 28 is assembled to the upside 48 of pedestal 20, so that second guide rail 24 is between first inclined-plane 26 and second inclined-plane.Second inclined-plane 28 laterally tilts with respect to the axis of pitch of carriage 10, downward upside 48 towards pedestal 20 from second guide rail 24.In other words, second inclined-plane 28 tilts with the direction identical with first inclined-plane 26.

30 groups of first supporting members upwards and leave that first inclined-plane 26 extends beyond first and

second guide rails

22 and 24 in the carriage 10, and second end 36 from first end 34 of pedestal 20 to pedestal 20 is intervally installed.First supporting member 30 is parallel to each other and all have up a supporting plane 54, so that contact is loaded in the underframe of the wheeled items 12 on the carriage 10.Equally, 32 groups of second supporting members upwards and first inclined-plane 28 that leaves carriages 10 extend, and second end 36 from first end 34 of pedestal to pedestal is intervally installed.Second supporting member 32 is parallel to each other and all have up a supporting plane 56, so that hold the underframe 16 of stored wheeled items 12.Second supporting member 32 also extends upward and surpasses first and second guide rails 22 and 24.First and second supporting

members

30 and 32 are vertical extent between first and

second guide rails

22 and 24 all.

First and second inclined-

planes

26 and 28 downward-sloping with respect to the supporting

plane

54 and 56 of each first and second supporting

member

30 and 32, with convenient wheeled items 12 laterally with respect to the longitudinal axis of carriage 10, along first and second inclined-planes when first and

second guide rails

22 and 24 move by its swivel wheel 14, the underframe 16 of wheeled items is resisted against on the supporting plane of first and second supporting members and the swivel wheel of wheeled items falls a little downwards from the underframe of wheeled items.In other words, when wheeled items 12 during along first and second inclined-

planes

26 and 28 side travels, the weight of wheeled items acts on first and second supporting

members

30 and 32, and the weight of wheeled items is transferred to first and second supporting

members

30 and 32 of carriage 10 substantially from the swivel wheel 14 of wheeled items.Fig. 3 is illustrated it.Leave swivel wheel 14 and act on the carriage 10 by the weight of wheeled items 12, wheeled items can be fixed on the carriage.

For wheeled items 12 is fixed on the carriage 10, carriage should comprise a plurality of pins 58, and these pins are arranged in the groove 60 of each sidewall in first and

second sidewalls

38 and 40 of underframe 20.After being loaded into wheeled items 12 on the carriage and being fixed in the top of supporting

member

30 and 32, as shown in Figure 3, by one or more clamping band on the stretching wheeled items and the clamping band end is fixed on the pin 58 of sidewall 38 in the carriage and 40, wheeled items can be fixed on the carriage 10.

Therefore, be provided with by first end, 34 adjacent slope platforms 64 that make carriage 10, and the swivel wheel 14 by wheeled items makes wheeled items 12 be rolled into platform upwards, swivel wheel is aimed at first and

second guide rails

22 and 24 of carriage, and wheeled items is rolled between first and

second ends

34 and 36 of swivel wheel at carriage of wheeled items along first and second guide rails, and wheeled items is reduced on first and second inclined-

planes

26 and 28 by its swivel wheel side travel, underframe 16 until wheeled items rests on first and second supporting

members

30 and 32, and wheeled items 12 is loaded on the carriage 10.Subsequently, as mentioned above, wheeled items 12 is fixed on the carriage 10 by one or more clamping band 62.In case load and be fixed on the carriage 10, just can utilize fork truck to transport wheeled items.

The multiple wheeled items that can be used in carriage 10 storage and transportation is including, but not limited to photocopier, furniture, coffer, vision receiver, filing cabinet, the equipment of broadcasting automatically, mainframe computer, computer peripheral, equipment frame, gas grill (gas grill) etc.For the storage and the conveying that are suitable for these class article, in fact carriage 10 can adopt arbitrary dimension.The present invention is not limited to specific size, still, and in great majority use, the width of carriage 10 is the 30-80 inch, and length is the 30-84 inch, and inclined-plane angle with respect to the horizontal plane is the 5-40 degree, the length on inclined-plane is the 5-30 inch, and the height of supporting member above plug-in opening is the 2-10 inch.According to being used to store the also specific embodiment of conveyer belt roller article, wherein said wheeled items has the swivel wheel at a distance of the 1-3 inch of 16-22 inch distance, and the width of wheeled items is 34 inches, length is 46 inches, carriage width is 4 inches, and length is 48 inches, and the guide rail width is 6.5 inches, inclined-plane angle with respect to the horizontal plane is 8.6 degree, and supporting member is the 3-1/2 inch apart from the height of pedestal top side.

Carriage 10 can load rapidly and the fixed pulley article, as photocopier.Can in 30 seconds or shorter time, a wheeled items be loaded and is fixed on the carriage 10.In addition, because carriage allows wheeled items to be stored on the multistage guide rail, therefore, carriage 10 has been saved the space.This carriage has been saved the space in storage equipment and load transfer device.In addition and since can be enough after being loaded on the carriage fork truck handle wheeled items, rather than make wheeled items 80 along ground surface, therefore, that carriage 10 allows is faster, more effectively carry wheeled items.

According to another embodiment of the invention, Fig. 4-7 has illustrated a carriage 100 that is used to store the wheeled items that has the swivel wheel of setovering.This carriage 100 is suitable for fixing two kinds of wheeled items that have the swivel wheel of setovering.Fig. 6 and 7 has illustrated the loading of these article on carriage 100.

In Fig. 6, carriage 100 has supported a wheeled items 102 with double offset formula swivel wheel.This wheeled items 102 comprises a pair of forward castor 104 near wheeled items one end, each interval, and a pair of other end near wheeled items, departs from the back swivel wheel 106 of forward castor.Back swivel wheel 106 inwardly departs from forward castor 104.Preceding and back swivel wheel 104 and 106 is extended below the underframe 108 of wheeled items.

Fig. 7 has described carriage 100, and carriage is loaded with the wheeled items 110 with an offset swivel wheel.This wheeled items 110 also has a pair of forward castor 114 and a pair of back swivel wheel 116 near the wheeled items other end near wheeled items one end.A swivel wheel in the back swivel wheel 116 inwardly departs from cooresponding forward castor 114.Equally, preceding and back swivel wheel 114 and 116 is extended below the underframe 108 of wheeled items 110.

The carriage 100 that is used to have the wheeled items of offset swivel wheel comprises a pedestal 120, can be clear that in Fig. 4.Pedestal 120 has a kind of traditional carrier structure, comprises the plug-in opening 122 that extends to second end 126 from first end 124.Carriage 100 also comprise one be assembled to pedestal put 128 on the shelf, be used to support wheeled items 102 or 110.Carriage 10 just as Figure 1-3 is the same, and the carriage 100 that is used for the offset wheeled items can be made of various materials, and these materials need guarantee that carriage can bear the carrying repeatedly that is stored Item Weight and fork truck.Equally, the material that is suitable for making carriage 100 comprises wood, and metal and polymer resin are as plastics.A kind of resin of particularly suitable be high density polyethylene (HDPE) and carriage 100 preferably by the mold forming technique, as penetrate moldedly, rotational moulding (rotary molding) or blast moulding (blow molding) form.

The pedestal 120 of carriage 100 and put on the shelf 128 be roughly rectangle and longitudinally axis, extend to second end 126 from first end 124 of pedestal.Putting on the shelf 128 comprises an integrated convex formula bearing bracket spare 130, is used to support the underframe of the wheeled items that is loaded into carriage 100.Raised pallet support 130 comprises the middle part 136 of sidepiece 130 and 134 and between sidepiece.Raised pallet support 130 has formed a supporting plane 138, is used to contact the underframe of wheeled items.

Elongated shape flat guide 140,142,144,146, second end 126 148 and 150 between the sidepiece 132 and 134 of raised pallet support 130, from first end of pedestal 120 towards pedestal extends parallel to each other.Each guide rail 140,142,144,146,148 and 150 all extends to corresponding far-end 152,154,156,158 and 160 from first end 124 of pedestal 120.Guide rail 140,142,144,146,148 and 150 are provided with in pairs, so that hold the swivel wheel of wheeled items.

It is right that guide rail 140 and 142 has formed first follower rail.A guide rail vicinity in the follower rail 140 is extended by the sidewall 164 that a sidepiece 132 of raised pallet support 130 forms.Another right guide rail 142 of follower rail extends along the sidewall 166 that the opposite side portion 134 by raised pallet support 130 forms.The a pair of horizontal inclined-plane 168 and 170 that forms at the sidepiece 132 of raised pallet support 130, by cooresponding groove 172 and 174 is from first follower rail 140 towards pedestal 120 and leave opposite external side guide rail 142 and tilt.Laterally an inclined-plane in the inclined-plane 168 is provided with towards first end 124 of pedestal 120, and another transverse side 170 is set at the position of the far-end 152 of contiguous first follower rail 140.Another inclined-plane 175 is from far-end 154 horizontal expansions of another follower rail 142 and laterally downward-sloping towards the middle part 136 of pedestal 120 and raised pallet support 130.

Elongated separator 176 and 177 makes first follower rail separate with 146 144 with second guide rail of vicinity with 142 140.Second guide rail vertically extends to corresponding far-end 156 and 158 towards second ends 126 of pedestal to 144 and 146 between follower rail 140 and 142 and from first end 124 of pedestal 120.Vertically be meant the longitudinal axis that is parallel to pedestal 120 herein.Corresponding vertically inclined-plane 180 and 182 extends 144 and 146 far-end 156 and 158, vertical second end 126 towards pedestal 120 from second guide rail.These vertical inclined-planes 180 and 182 from second guide rail to 144 and 146, downward-sloping towards pedestal 120.Vertically inclined-plane 180 and 182 extends and far is shorter than the far-end 152 and 154 and be set between the middle part 136 of corresponding outer rail and raised pallet support 130 of contiguous follower rail 140 and 142 from second guide rail to 144 and 146.

The 3rd interior side rails to 148 and 150 contiguous second guide rails to the respective track longitudinal extension in 144 and 146.The middle part 136 of raised pallet support 130 makes the 3rd guide rail separate with 150 148, and separator 184 and 186 makes the 3rd guide rail pair and second guide rail to separating.The 3rd guide rail far is shorter than second guide rail to 144 and 146 to 148 and 150.Vertically inclined-plane 188 and 190 from the 3rd guide rail 148 and 150 respective distal end 160 and 162 is extended and from the 3rd guide rail to, downward-sloping towards pedestal 120.Vertically inclined-plane 188 and 190 also arrives second guide rail far away to 144 and 146 far-end 156 and 158.

One transverse separators 196 makes vertical inclined-plane 190 of a guide rail in the interior side rails 150 separate with inclined-plane 198, and inclined-plane 198 is from adjacent rails 146, downwards towards pedestal 120 and towards middle part 136 lateral inclinations of raised pallet support 130.

Fig. 6 has described wheeled items 102, and it has the double offset formula swivel wheel 106 that is installed on the carriage 100.Wheeled items 102 is in the dotted line as shown in the figure.In order to load wheeled items 102, wheeled items is passed through device, be assembled on the carriage 100 as a slope or fork truck, so that the forward castor 104 that outwards is provided with moves to 140 and 142 along first guide rail that outwards is provided with, and the back swivel wheel 106 of inwardly biasing is moved to 144 and 146 along second guide rail.Wheeled items 102 144,146,148 and 150 is pushed by swivel wheel 104 and 106, along the inclined-plane, and inclined-plane 180 longitudinally subsequently, 182,188 and 190 is downward, rests in the supporting plane 138 of raised pallet support 130 securely until the underframe 108 of wheeled items.Subsequently, by sidepiece 132 and 134 clamping band is fixed to the pin 210 that is assemblied in the groove 212, thereby wheeled items 102 can be fixed on the carriage 100 along raised pallet support 130.

Should understand, though described inclined-plane 180,182,188 and 190 is longitudinally, but the direction on these inclined-planes can be bevelled or all be horizontal, thereby guarantee that these inclined-planes can not become to intersect with any adjacent beveled and can not form interference with the swivel wheel that moves downward along guide rail.In addition, vertical inclined-plane 180,182,188 and 190 bevelled preferably is so that the weight of wheeled items 102 can be transferred to raised pallet support 130 and swivel wheel is landed from underframe 108 a little downwards from swivel wheel.

Fig. 7 has illustrated that carriage 100 can also hold the mode with wheeled items 110 of swivel wheel 116 behind the offset.In this mode, the forward castor 114 of wheeled items 110 moves to 140 and 142 along the outermost guide rail, in the back swivel wheel 116 one moves along a follower rail 140, then the swivel wheel that embeds slightly of in the swivel wheel 116 along second guide rail to a guide rail movement in 146.Subsequently, front and back swivel wheel 114 and 116 rests in the supporting plane 138 of raised pallet support 130 along horizontal inclined-plane 168,170,175 and 190 cross motions until the underframe 118 of wheeled items 110.Equally, laterally inclined-plane 168,170,175 and 190 inclination certain angles leave wheeled items 110 and descend slightly so that the weight of wheeled items 110 is transferred to raised pallet support 130 and swivel wheel from swivel wheel.As other wheeled items, this wheeled items 110 can be fixed on the carriage 100 by band or similar articles.

Should be understood that top description relates to specific embodiment of the present invention, and under the situation of the scope of the present invention that does not break away from back claim qualification, can make various improvement.

Claims

1. carriage that is used for wheeled items, described wheeled items comprises a underframe and the wheel that stretches out from underframe, described carriage comprises:

One pedestal, it has the hole that holds the fork truck arm and and extends to the longitudinal axis of second end from first end;

A plurality of guide rails that are assemblied on the pedestal, described guide rail is used to hold the wheeled items wheel, and described guide rail is almost parallel and leave the compartment of terrain and extend towards second end from first end each other, and each guide rail all extends to a far-end from first end of pedestal;

A plurality of be installed on the pedestal and from a plurality of guide rails to pedestal bevelled inclined-plane, described a plurality of inclined-planes stretch out from the respective distal end of a plurality of guide rails under the situation that does not hinder an adjacent guide rail;

The structure on described a plurality of guide rail and a plurality of inclined-planes and be provided with should make when wheeled items by wheel from a plurality of guide rails, when a plurality of inclined-planes move, the underframe of wheeled items can rest on the area supported of carriage.

2. carriage according to claim 1 is characterized in that: described a plurality of inclined-planes are corresponding far-end longitudinal extension from a plurality of guide rails.

3. carriage according to claim 1 is characterized in that: described a plurality of inclined-planes are corresponding far-end diagonally extending from a plurality of guide rails.

4. carriage according to claim 1 is characterized in that: the corresponding guide rail horizontal expansion from a plurality of guide rails of described a plurality of inclined-planes.

5. carriage according to claim 1, it is characterized in that: described carriage is used to have the wheeled items of biasing wheel, described a plurality of guide rail comprises that one first guide rail is right to second inside with one and first group of guide rail, as the to leave spacing guide rail, wherein, the first and second two guide rails extend to a far-end to equal ends from pedestal, and under the situation of not interfering an adjacent guide rail of first and second rail pair, a plurality of inclined-planes are from the corresponding remote extension of first and second rail pair.

6. carriage according to claim 5 is characterized in that: described a plurality of inclined-planes are corresponding far-end longitudinal extension from a plurality of guide rails.

7. carriage according to claim 5 is characterized in that: described a plurality of inclined-planes are corresponding far-end diagonally extending from a plurality of guide rails.

8. carriage according to claim 1, it also comprises: the supporting member of contiguous a plurality of guide rails, it stretches out from carriage with the direction away from pedestal, so as make wheeled items by wheel along a plurality of inclined-planes, when a plurality of guide rails move, the underframe of wheeled items can rest on the supporting member.

9. carriage according to claim 8 is characterized in that: described support distal extends beyond a plurality of guide rails from pedestal.

10. carriage according to claim 8, it is characterized in that: described wheeled items has weight, and a plurality of inclined-planes tilt towards pedestal with respect to described supporting member, so that make wheeled items by wheel along a plurality of inclined-planes, when a plurality of guide rails move, be transferred on the supporting member to small part weight from wheeled items, the underframe of wheeled items be resisted against on the supporting member with this.

11. carriage according to claim 1, it also comprises: first and second sidewalls, these sidewalls are along corresponding opposite side in the pedestal, extend between first and second ends of pedestal, so that prevent the wheeled items carriage that laterally slips away.

12. according to the carriage that claim 11 is stated, it also comprises: a plurality of pins that are installed on the carriage, are used for fixing belt, described pin with so that wheeled items be fixed on the carriage.

13. carriage according to claim 1 is characterized in that: described carriage is made by polymer resin.

14. carriage according to claim 1 is characterized in that: described carriage molded by penetrating (injection-molded) polymer resin is made.

15. carriage according to claim 13 is characterized in that: described polymer resin is a high density polyethylene (HDPE).