CN101885344A - Carriage - Google Patents
Carriage Download PDFInfo
- Publication number
- CN101885344A CN101885344A CN2009101508566A CN200910150856A CN101885344A CN 101885344 A CN101885344 A CN 101885344A CN 2009101508566 A CN2009101508566 A CN 2009101508566A CN 200910150856 A CN200910150856 A CN 200910150856A CN 101885344 A CN101885344 A CN 101885344A
- Authority
- CN
- China
- Prior art keywords
- castor
- chassis
- side master
- front side
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
- B62B3/025—Foldable roll containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/002—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor characterised by a rectangular shape, involving sidewalls or racks
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Agricultural Machines (AREA)
Abstract
Provided is a carriage. According to the carriage capable of standing on one's self at a forward lean pose during storing, the backwards overturning stability of the carriage during storing can be increased, and the folding can be performed by taking the folding direction of the baseboard as an objective table of the carriage as the back direction identical to the folding direction of the baseboard of the prior carriage. In the carriage, the objective table can be folded to the backward main caster, the front side main caster can move to the back side main caster direction, if the objective table folds to the back side main caster direction and the front side main caster moves to the back side main caster direction, the auxiliary caster is more projected to the front side than the front side main caster. Its configuration is that, when the objective table folds to the direction of the back side main caster (8) and the front side main caster (7) moves to the direction of the back side main caster (8), at least one main caster in the front side main casters (7) are more projecting to the back side than the rear side main caster (8).
Description
Technical field
The present invention relates to be used to carry the chassis of article, in more detail, promptly relating to can be with the chassis of self-support state harvesting.
Background technology
All the time, the chassis that is used in the carrying article is in order to take up space less by when harvesting or vehicle conveying the time as far as possible, even and also can fold when keeping the self-support state and constitute, the chassis (referring to patent documentation 1) invented of the applicant for example.
This chassis is in order to have folded the chassis that objective table is supported oneself by auxiliary castor with the forward lean supporting, make for bearing goods the base plate of specially making to be positioned at the forward position of folding chassis, make this center of gravity of the chassis of self-support be positioned at the place ahead as far as possible as objective table.
Thus, when folding chassis, with will be as the base plate of objective table to the chassis rear side, promptly support or oppose that to be folded into this all the time method for folding that majority were accustomed to of the state of erecting different for members of frame one side, base plate is folded into the state of erecting to a side of the left and right sides members of frame of chassis, so when folding this chassis, people are often very puzzled, cause the operation can't smooth and easy carrying out and make slow progress.
[patent documentation 1] (Japan) special permission No. 3927220 communiques (the 1st～9 page, accompanying drawing 1～12)
Summary of the invention
The invention provides a kind of chassis, can do one's utmost to reduce with the forward lean danger that the chassis of harvesting turns on one's side down when the harvesting backward of supporting oneself, can make the folding direction as the base plate of objective table of this chassis become the back of the body direction identical and fold with the folding direction of the base plate of existing chassis.
For addressing the above problem, chassis of the present invention constitutes: be provided with bearing goods objective table, be disposed at the auxiliary castor of using when chassis before and after the chassis moves the main castor of usefulness and chassis harvesting, objective table can be folding to rear side master castor direction, and front side master's castor can move to rear side master castor direction, folding and front side master's castor moves to rear side master castor direction to rear side master castor direction by objective table, makes auxiliary castor more outstanding than front side master's castor; When described objective table to rear side master castor direction folding and front side master's castor when rear side master castor direction moves, at least one main castor constitutes more outstanding than rear side master castor in the master's castor of this front side, make chassis be in the self-support state and during this chassis tilted rearward, keep supporting oneself when folding objective table by at least one front side master's castor more outstanding than rear side master castor.
In addition, it constitutes: described objective table is made of base plate part, left and right sides members of frame and back of the body members of frame, the base plate part members of frame folded inside that can support or oppose, in addition, the left and right sides members of frame members of frame folded inside that also can support or oppose respectively.
In addition, it constitutes: front side master's castor and described left and right sides members of frame jackknife action separately synchronously move.
In addition, it constitutes: when described left and right sides members of frame is supported or opposed the members of frame folded inside, can be folded into the place ahead that is positioned at the base plate part after the members of frame folded inside that supports or opposes.
In addition, it constitutes: when putting the chassis that has folded described objective table and supported oneself, make that front side master castor more outstanding than rear side master castor can enter into the below of the folding objective table of the overlapping rear side chassis of putting when overlapping.
According to chassis of the present invention, this chassis makes objective table folding to rear side master castor direction, and the main castor that the chassis front side is had moves near the rear side master castor, make in the master's castor of front side at least one main castor more outstanding thus than rear side master castor, and by moving of front side master's castor, the front side master's castor after auxiliary castor moves than this is more outstanding.
Therefore, folding direction as the base plate of objective table is become can be as people were accustomed to the folding direction of the rear side of chassis all the time, even the center of gravity of this chassis under the state that the chassis that has folded objective table is supported oneself is than more rearward moving in the past, under the situation that the possibility that chassis is turned on one's side down backward increases, as mentioned above, when forming the self-support state at folding chassis, because at least one main castor is positioned at the position more outstanding than rear side master castor in the master's castor of front side, even therefore under the situation of the chassis tilted rearward of supporting oneself, also can keep supporting oneself, can prevent the chassis overturning of tilted rearward by at least one main castor in front side master's castor of more rearward giving prominence to than rear side master castor.
In addition, the chassis that described auxiliary castor is supported oneself to center of gravity deflection the place ahead owing to the folding of objective table from the place ahead supporting of this chassis, so can prevent chassis overturning forwards by this auxiliary castor.
And, even bumped that the self-support stabilized conditions also is easy to destroy and under the situation of the weight-saving chassis of the possibility of overturning having slightly, for example make under the situation of objective table of chassis with resin material, also can prevent chassis overturning rearward than at least one main castor in the more outstanding front side master's castor of rear side master castor, in addition, can prevent chassis overturning forwards by described auxiliary castor, therefore this weight-saving chassis is supported oneself safely.
And then, when overlapping when putting many chassis that folded objective table and supported oneself, the front side master castor more outstanding than rear side master castor can enter into the folding objective table below of the chassis of the overlapping rear side of putting, therefore, this chassis can seamlessly overlappingly be put, and can forwards overlappingly as the crow flies put, therefore can wasting space when harvesting or conveying trolley.
Description of drawings
Fig. 1 is the block diagram of the embodiment of expression chassis of the present invention.
Fig. 2 is the block diagram of the opposition side of expression chassis shown in Figure 1.
Fig. 3 is the lateral plan of the chassis that folds.
The lateral plan of the chassis of the state when Fig. 4 is the expression harvesting.
Fig. 5 is the lateral plan of two overlapping placement state of chassis of expression.
Fig. 6 is the lateral plan of many overlapping placement state of chassis of expression.
Fig. 7 is the block diagram of the embodiment of expression chassis.
Fig. 8 is the part sectional view of the state of the expression auxiliary castor part that chassis is overlapping when putting.
Fig. 9 is other embodiments of expression chassis and the block diagram of representing jackknife action.
Label declaration
1 chassis
2 base plates
The 2a back plate
The 2b floor bracket
3 side frames
The 3a side plate
4 side frames
The 4a side plate
5 back of the body frames
The 5a backboard
6 attaching partss
The 6a attaching parts
The 6b hinge
7 front side master's castors
8 rear side master castors
9 supporting arms
10 auxiliary castors
11 pillars
12 ground
The specific embodiment
Below based on accompanying drawing, chassis of the present invention is described.
[embodiment 1]
Fig. 1 and Fig. 2 represent chassis of the present invention, and are the block diagrams of the folded state of this chassis of expression.Fig. 1 represents the state seen from back of the body frame 5 one sides that become the chassis rear side, and Fig. 2 represents the state seen from left and right sides side frame (side frame 3, side frame a 4) side that becomes behind chassis front side folding.
According to Fig. 1 and Fig. 2, under the folded state of chassis 1, the base plate 2 that becomes objective table is positioned at state that the front side with the frame 5 of supporting or opposing erects and folding position, side frame 4 is positioned to folding position, the front side of base plate 2, the state that described base plate 2 erects with the front side of the frame 5 of supporting or opposing and folding, side frame 3 is positioned to folding position, the front side of side frame 4.
In addition, each members of frame (side frame 3, side frame 4, back of the body frame 5) that being used to of being provided with above the base plate 2 of above-mentioned chassis 1 prevents that goods from collapsing, both sides at back of the body frame 5 can freedom connect side frame 3 and side frame 4 respectively bendingly by attaching parts 6, back of the body frame 5 one sides of this attaching parts 6 and this back of the body frame 5 are fixing, and in side frame 3 and side frame 4 one sides, because these side frames 3 and side frame 4 run through in the attaching parts 6, so side frame 3 and side frame 4 are free to rotate.
In addition, be arranged at chassis 1 respectively all around as moving with the main castor in the front and back of wheel, a front end that is fixed in side frame 3 parts of front side master's castor 7 of this main castor, another is fixed in the front end of side frame 4 parts, in addition, rear side master castor 8 is fixed in the left and right sides of back of the body frame 5 parts.
In addition, as mentioned above, the base plate 2 that becomes objective table is folding with the state that frame 5 front sides of supporting or opposing erect, and side frame 4 is folding to the front side of base plate 2, described base plate 2 is folding with the state that frame 5 front sides of supporting or opposing erect, side frame 3 is folding to the front side of side frame 4, thus, and as shown in Figure 1, the front side master's castor 7 that is arranged on the side frame 4 is positioned at the position more outstanding than rear side master castor 8 set on the back of the body frame 5, in addition, as shown in Figure 2, auxiliary castor 10 occurs with forwards outstanding state.
Therefore, see the shown in Figure 3 of folding chassis 1 as the side, described front side master's castor 7 is more outstanding than rear side master castor 8 set on the back of the body frame 5, and auxiliary castor 10 is forwards outstanding.
Be contacted with under the state on ground 12 at the main castor in front and back (front side master's castor 7, rear side master castor 8), shown in the right figure among Fig. 3, this auxiliary castor 10 be set to and ground 12 between be separated with a little gap.
In addition, Fig. 4 (a) of state during according to this folding chassis 1 harvesting of expression, this chassis 1 is an axle with rear side master castor 8, auxiliary castor 10 lopsidedness forwards, support self-support by auxiliary castor 10 with the attitude that leans forward, in addition, this chassis 1 center of gravity is shifted to this auxiliary castor 10 1 sides, becomes the stabilized conditions that is difficult to swing to the rear.
In addition, described bevelled angle determined being arranged at the height of main castor above a little under the running condition of chassis 1 by the outstanding length of auxiliary castor 10, this auxiliary castor 10, and the overhang of described auxiliary castor 10 is determined by the length of the left and right directions of the height of each members of frame (side frame 3, side frame 4, carry on the back frame 5), base plate 2.
And, shift to auxiliary castor 10 sides and be in the chassis 1 of the stabilized conditions that is difficult to swing to the rear for the center of gravity shown in Fig. 4 (a), apply power to the direction of arrow shown in this Fig. 4 (a), the center of gravity of chassis 1 rearward moves, and shown in Fig. 4 (b), the auxiliary castor 10 of chassis 1 12 lifts from ground, this chassis 1 tilted rearward, even in this case, the front side master's castor 7 that is positioned at the position of more rearward giving prominence to than the rear side master castor 8 of chassis 1 lands, and has prevented this chassis 1 overturning rearward.
In addition, in the front side master castor 7 (in chassis 1 at present embodiment be arranged at side frame 4 on) more outstanding than rear side master castor 8, make the upper surface (with reference to Fig. 9 (b)) of the hypomere of the back plate 2a that this front side master's castor 7 has been installed be positioned at the position of the lower surface of the objective table of comparing chassis 1 by the below with stage portion, therefore, as shown in Figure 5, when overlapping when putting folding chassis 1, front side master's castor 7 of the chassis in overlapping the place ahead of putting (being arranged on the side frame 4 in the chassis 1 of present embodiment) and the hypomere position that the back plate 2a with stage portion of this main castor 7 has been installed enter below the objective table of folding chassis at overlapping rear of putting, as shown in Figure 6, when overlapping when putting many chassis 1, also can put these chassis are seamlessly overlapping.
In addition, the epimere of back plate 2a partly is the support that is used to support the base plate of the base plate 2 that becomes objective table.
In addition, in auxiliary castor 10, as shown in Figure 7, it is thinner that the supporting arm 9 that this auxiliary castor 10 has been installed is formed front end, and the cross section that is shaped as of supporting arm 9 is reverse U shape parts (diagram is omitted) or the font of falling L parts (diagram omission), thus, as shown in Figure 5, when overlapping when putting folding chassis 1, the supporting arm 9 of the chassis at overlapping rear of putting is accommodated in nested mode in the supporting arm 9 of the overlapping chassis of putting in the place ahead (with reference to Fig. 8), brings obstruction at the overlapping Shi Buhui of putting.
In addition, when the outstanding length of assisting castor 10 is big, (with reference to Fig. 7,8) as described above, supporting arm 9 can be accommodated in the supporting arm 9 of the overlapping chassis of putting in the place ahead, but also can make supporting arm 9 for example outstanding to oblique the place ahead from its root, make the supporting arm 9 of the chassis at overlapping rear of putting avoid the supporting arm 9 of the overlapping chassis of putting in the place ahead, this situation is not represented in the figure of embodiment.
At described main castor (front side master's castor 7, rear side master castor 8) in the installation of each members of frame, can be that this main castor directly is installed on the direct mount on each members of frame, it perhaps also can be the indirect installation of installing via certain parts, based on the connecting elements such as to adopt screw of fixing of this installation, also can fix by welding.
In addition, main castor (front side master's castor 7, rear side master castor a 8) part (being generally front side master's castor 7) adopts and has the brake component caster wheel, in addition, all wheels be can free conversion direct of travel universal caster wheel, perhaps desired position all around is a universal caster wheel, and other caster wheeles are rigid castors.
[embodiment 2]
Fig. 9 is left and right sides side frame (side frame 3, the side frame 4) parts of Fig. 1, chassis shown in Figure 2 and carries on the back frame 5 parts other embodiment by plate (side plate 3a, side plate 4a, backboard 5a) component set-up, and is the action diagram of the jackknife action of expression chassis.
Each plate member that being used to of being provided with above the base plate 2 of this chassis shown in Figure 91 prevents that goods from collapsing, can freedom connect side plate 3a and side plate 4a bendingly in backboard 5a both sides respectively by attaching parts 6a, the backboard 5a side of this attaching parts 6 and this backboard 5a fix, and side plate 3a is connected with the hinge 6b of side plate 4a one side via attaching parts 6a, therefore, these side plates 3a and side plate 4a are free to rotate via this hinge 6b.
In addition, the main castor in mobile front and back with wheel that becomes chassis 1 is arranged at chassis 1 respectively all around, a front end that is fixed in side plate 3a parts of the front side master's castor 7 in this main castor, another is fixed in the front end of side plate 4a parts, in addition, rear side master castor 8 is fixed in the left and right sides of backboard 5a parts.
And the jackknife action of the jackknife action of chassis 1 shown in Figure 9 and Fig. 1, chassis shown in Figure 2 is identical.According to this Fig. 9 the jackknife action of the chassis among this Fig. 91 is described.
The chassis 1 of Fig. 9 (a) expression running condition from this state, at first makes edge-on of base plate 2 toward back plate 5a that become objective table, fixes this base plate 2 (with reference to Fig. 9 (b)) by the connecting element (diagram is omitted) that backboard 5a is had.
Next, side plate 4a is to erecting in the front side folding (with reference to Fig. 9 (c)) of the base plate 2 of backboard 5a front side, last, side plate 3a to the front side of side plate 4a folding (with reference to Fig. 9 (d)), thus, can be folded up this chassis 1.
Then, shown in Fig. 9 (c), by side plate 4a is folding to the front side that erects in the base plate 2 of backboard 5a front side, the front side master's castor 7 that is fixed in side plate 4a front end is the same with chassis shown in Figure 1, is positioned on the position of more rearward giving prominence to than the rear side master castor 8 that is fixed in the backboard 5a left and right sides.
In addition, shown in Fig. 9 (d), by side plate 3a is folding to side plate 4a front side, the auxiliary castor 10 that is hidden in side plate 3a below is the same with chassis shown in Figure 2, occurs with forwards outstanding state.
In addition, each castor of existing chassis is parastate after folding, in contrast to this, it is more outstanding than rear side master castor that the chassis of present embodiment constitutes in the master's castor of front side at least one main castor, therefore, with a side frame after back frame side is folding, when folding another side frame, two rear side master castors 8 and before the main castor 7 of folding side frame one side land, can prevent this chassis 1 overturning rearward, therefore can fold chassis 1 securely.
Claims (5)
1. chassis, it constitutes: be provided with the objective table of bearing goods, the auxiliary castor of using when being disposed at main castor, the chassis harvesting that chassis before and after the chassis moves usefulness, objective table can be folding to rear side master castor direction, and front side master's castor can move to rear side master castor direction, folding and front side master's castor moves to rear side master castor direction to rear side master castor direction by objective table, make auxiliary castor more outstanding, wherein than front side master's castor
When described objective table to rear side master castor direction folding and front side master's castor when rear side master castor direction moves, in the master's castor of this front side at least one main castor constitute more outstanding than rear side master castor,
Folding at objective table and under the state that chassis is supported oneself, this chassis tilted rearward at this moment, keeps supporting oneself by at least one front side master's castor more outstanding than rear side master castor.
2. chassis as claimed in claim 1, it constitutes: described objective table is made of base plate part, left and right sides members of frame and back of the body members of frame, the base plate part members of frame folded inside that can support or oppose, in addition, the left and right sides members of frame members of frame folded inside that also can support or oppose respectively.
3. chassis as claimed in claim 2, it constitutes: front side master's castor and described left and right sides members of frame jackknife action separately synchronously move.
4. chassis as claimed in claim 3, it constitutes: when described left and right sides members of frame is supported or opposed the members of frame folded inside, can be folded into the place ahead that is positioned at the base plate part after the members of frame folded inside that supports or opposes.
5. chassis as claimed in claim 2, it constitutes: when described objective table is folding and overlapping the putting of chassis of supporting oneself, make the front side master castor more outstanding than rear side master castor can enter into the below of the folding objective table of the overlapping rear side chassis of putting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-118166 | 2009-05-15 | ||
| JP2009118166A JP2010264889A (en) | 2009-05-15 | 2009-05-15 | Wheeled cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101885344A true CN101885344A (en) | 2010-11-17 |
Family
ID=43071485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101508566A Pending CN101885344A (en) | 2009-05-15 | 2009-06-25 | Carriage |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2010264889A (en) |
| KR (1) | KR20100123577A (en) |
| CN (1) | CN101885344A (en) |
| TW (1) | TW201040057A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363462A (en) * | 2011-06-24 | 2012-02-29 | 无锡杰思物流设备有限公司 | Novel logistics trolley |
| CN107472330A (en) * | 2017-09-28 | 2017-12-15 | 辽宁工业大学 | A kind of multifunction folding family expenses facilitate car |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200491142Y1 (en) * | 2018-03-15 | 2020-02-25 | 한국컨테이너풀(주) | Folding Multipurpose Cart |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4927152U (en) * | 1972-06-10 | 1974-03-08 | ||
| JPS5232865U (en) * | 1975-08-29 | 1977-03-08 | ||
| JP3927220B1 (en) * | 2006-03-31 | 2007-06-06 | 三栄荷役機械株式会社 | Trolley |
-
2009
- 2009-05-15 JP JP2009118166A patent/JP2010264889A/en active Pending
- 2009-06-25 CN CN2009101508566A patent/CN101885344A/en active Pending
- 2009-07-16 TW TW098124027A patent/TW201040057A/en unknown
- 2009-08-14 KR KR1020090074985A patent/KR20100123577A/en not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363462A (en) * | 2011-06-24 | 2012-02-29 | 无锡杰思物流设备有限公司 | Novel logistics trolley |
| CN107472330A (en) * | 2017-09-28 | 2017-12-15 | 辽宁工业大学 | A kind of multifunction folding family expenses facilitate car |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20100123577A (en) | 2010-11-24 |
| JP2010264889A (en) | 2010-11-25 |
| TW201040057A (en) | 2010-11-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101117 |