CN106419023A - Foldable draw bar and draw bar box - Google Patents
Foldable draw bar and draw bar box Download PDFInfo
- Publication number
- CN106419023A CN106419023A CN201610967620.1A CN201610967620A CN106419023A CN 106419023 A CN106419023 A CN 106419023A CN 201610967620 A CN201610967620 A CN 201610967620A CN 106419023 A CN106419023 A CN 106419023A
- Authority
- CN
- China
- Prior art keywords
- pull bar
- draw bar
- bar
- collapsible
- draw
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 210000004247 hand Anatomy 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/04—Trunks; Travelling baskets
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention relates to the field of a draw bar, and particularly relates to a foldable draw bar and a draw bar box, wherein the draw bar comprises a first draw bar seat, a first draw bar, a second draw bar and a third draw bar; one end of the first draw bar is hinged with the draw bar seat, the other end of the first draw bar is hinged with the second draw bar, and the third draw bar is arranged in the second draw bar and can stretch and slide. The draw bar seat, the first draw bar and the second draw bar are connected through a hinge mode, and the third draw bar is designed in the second draw bar and can stretch and slide; due to the design, the draw bar can be folded directly when not in use, the occupied space is small after the draw bar is folded, the maintenance is convenient, meanwhile, the foldable draw bar is installed on the side surface of a box body, so that the draw bar box is at a horizontal state when the box body is pulled, and the problems that an inclined box body causes fatigue of an arm and disorder equipment in the box body when an existing draw bar box is pulled are avoided.
Description
Technical field
The present invention relates to draw-bar box field, particularly to a kind of collapsible pull bar and draw-bar box.
Background technology
Luggage case, is the entrained chest in order to placing articles when going out, and usual luggage case is used to place institute on journey
Medicated clothing, personal-care supplies and the souvenir needing.The luggage case of early stage is made of with timber or other heavy materials, with boat
The popularization of empty travelling, the material of luggage case tends to more light hard plastic glue or cloth.
Draw-bar box is one of luggage case type, refers to the luggage case with pull bar and roller, is subject to because it is convenient
Widely using when people go out.In engineering people sometimes also commonly use draw-bar box make equipment box, carried and transfer equipment.
Existing draw-bar box is in box house mostly by the design of stagewise telescopic lever, and the tie component of so design will necessarily exist
Take the problem of housing interior volume, and need when ging wrong to open casing and can be keeped in repair from inside.
For needing to carry and shift heavier equipment, if adopting existing trunk draw bar mode, arm exists
Need frictional force and the box portion weight bearing ground when pulling casing, therefore can feel heavier when pulling, for a long time
During pulling, handss can be very tired.Meanwhile, using existing luggage case when pulling, casing itself is in heeling condition, so meeting
Box equipment is caused to become in disorder with the inclination of casing, for the equipment that some need holding horizontal positioned, just more
Be not suitable for transporting using the draw-bar box of this form.
Content of the invention
It is an object of the invention to：For when using existing luggage draw-bar box transporting equipment, box house flexible
Pull bar exist take housing interior volume, inconvenient maintenance and when pulling casing inclination arm can be led to relatively tired and box equipment
Become in disorder problem, a kind of collapsible pull bar and draw-bar box are provided, this pull bar designs outside casing, can roll over when not using
Gather into folds, take up room little, and conveniently keep in repair, this draw-bar box casing when pulling is in horizontality, can avoid existing simultaneously
Draw-bar box is had to become in disorder problem because casing inclination can lead to arm relatively to tire out with box equipment when pulling.
In order to realize foregoing invention purpose, the invention provides technical scheme below：
A kind of collapsible pull bar, including draw-bar seat, the first pull bar, the second pull bar and the 3rd pull bar, described first pull bar
One end is hinged with draw-bar seat, and the other end is hinged with the second pull bar, and described 3rd pull bar is slided located at the internal simultaneously flexible of the second pull bar
Dynamic.
Draw-bar seat, the first pull bar and the second pull bar are connected by the way of hinged, the 3rd pull bar is designed second
Pull bar is internal and flexible is slided, and is arranged on outside casing by draw-bar seat, and so design makes this pull bar when not in use may be used
Directly to fold up, take up room after folding little, and convenient maintenance.
Further, the plate-shaped structure of described first pull bar, the first pull bar be respectively provided on two sides with side plate, side plate inwall phase
To being provided with projection, the spacing between two described projections and the outer rim of the second pull bar are adapted.Using such design, can make
Second pull bar can directly be sticked on the first pull bar between two projections after folding, thus the second pull bar occurs certainly after avoiding folding
By situation about rocking.
Further, described first pull bar is additionally provided with the confined planes for limiting the second pull bar rotational angle.By
Confined planes are designed on the first pull bar, after this confined planes is contacted with the second pull bar when rotating the second pull bar, second can be limited and draw
Bar is rotated further, so that the second pull bar can only go to specific position when rotating around the first pull bar.
Further, described second pull bar cross section is rectangle, and one end is provided with the switching for being hinged with the first pull bar
Head, the other end is provided with trim.By arranging adaptor on the second pull bar, then the stress of hinged place is mainly held by this adaptor
Be subject to, can only strengthen the intensity of adaptor during fabrication, thus reducing manufacturing cost, simultaneously this trim can play anti-
Only dust and foreign body enter in the gap between the second pull bar and the 3rd pull bar, it is to avoid the 3rd pull bar clamping stagnation feelings when sliding
Condition.
Further, described second pull bar is provided with the location hole for locking the 3rd draw rod positions.This location hole is used for locking
Determine the position after the 3rd pull bar stretches out or retracts.
Further, described second pull bar is additionally provided with spacer pin, and described spacer pin is located near trim one end.This is spacing
Pin can be used for preventing the 3rd pull bar after by larger pulling force, and slips from the end of the second pull bar.
Further, being respectively arranged at two ends with of described 3rd pull bar is shaken hands and fixed cover, and described fixed cover is provided with steel ball,
Described handle is provided with the tripper for unlocking this draw rod positions.
Further, described tripper includes the solving locking key in handle, and described solving locking key is connected with push rod, described
Slide block for promoting steel ball motion is connected with push rod.Pull the 3rd pull bar after being unlocked by pressing key, push rod band movable slider is transported
After dynamic, steel ball can be made to skid off from the location hole the second pull bar, so that the 3rd pull bar can draw from the second pull bar
Out.
Further, described push rod is arranged with spring and spacing collar, described spacing collar is fixed with push rod position, described bullet
Spring is resisted against between fixed cover and spacing collar.Using such structure, setting on the length direction of whole push rod can be not be used in
Spring, thus reducing the length of spring, simultaneously after unclamping solving locking key, by the elastic restoring force of spring, solving locking key can be certainly
Move.
A kind of draw-bar box, including above-mentioned collapsible pull bar, described collapsible pull bar located at body side, described casing bottom
Portion is provided with roller.
By this collapsible pull bar located at body side, coordinate the roller of box bottom setting so that this draw-bar box is pulling
When casing be in horizontality, can avoid existing draw-bar box when pulling because casing inclination can lead to arm relatively tired and case in set
Standby become in disorder problem.
Compared with prior art, beneficial effects of the present invention：
1st, using being connected by way of hinged 3rd pull bar is designed by by draw-bar seat, the first pull bar and the second pull bar
Slide in the internal simultaneously flexible of the second pull bar, be arranged on outside casing by draw-bar seat, so design makes this pull bar not make
Used time can directly be folded up, and takes up room little after folding, and convenient maintenance；
2nd, by by this collapsible pull bar located at body side so that this draw-bar box pull when casing be in horizontal
State, can avoid existing draw-bar box to become in disorder ask because casing inclination can lead to arm relatively to tire out with box equipment when pulling
Topic.
Brief description
Fig. 1 is axonometric chart after the pull bar expansion in the present invention.
Fig. 2 is axonometric chart after the pull bar folding in the present invention.
Fig. 3 is the first pull bar axonometric chart in the present invention.
Fig. 4 is the second pull bar axonometric chart in the present invention.
Fig. 5 is the 3rd pull bar axonometric chart in the present invention.
Fig. 6 is the 3rd pull bar sectional view in the present invention.
Fig. 7 is the axonometric chart of the draw-bar box with this pull bar in the present invention.
In figure labelling：1- first pull bar, 11- side plate, 12- is raised, 13- earrings, 14- confined planes, 2- second pull bar, 21-
Adaptor, 22- trim, 23- location hole, 24- spacer pin, 3- the 3rd pull bar, 31- shakes hands, 32- fixed cover, 33- steel ball, 34-
Solving locking key, 35- push rod, 36- slide block, 37- spring, 38- spacing collar, 4- draw-bar seat, 5- casing, 6- roller, 7- pull bar.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail.But this should not be interpreted as
The scope of the above-mentioned theme of the present invention is only limitted to below example, all belongs to this based on the technology that present invention is realized
Bright scope.
Embodiment 1
The present invention provides a kind of collapsible pull bar；
As depicted in figs. 1 and 2, the collapsible pull bar in the present embodiment, including draw-bar seat 4, the first pull bar 1, the second pull bar 2
With the 3rd pull bar 3, one end of described first pull bar 1 is hinged with draw-bar seat 4, and the other end is hinged with the second pull bar 2, and the described 3rd draws
Bar 3 slides located at the internal simultaneously flexible of the second pull bar 2.
Draw-bar seat, the first pull bar and the second pull bar are connected by the way of hinged, the 3rd pull bar is designed second
Pull bar is internal and flexible is slided, and is arranged on outside casing by draw-bar seat, and so design makes this pull bar when not in use may be used
Directly to fold up, take up room after folding little, and convenient maintenance.
As shown in figure 3, in the present embodiment, the plate-shaped structure of described first pull bar 1, being respectively provided on two sides with of the first pull bar 1
Side plate 11, side plate 11 inwall is provided with raised 12 relatively, and the spacing between two described raised 12 is suitable with the outer rim phase of the second pull bar 2
Should.Using such design, the second pull bar can be made directly to be sticked on the first pull bar between two projections after folding, thus
After avoiding folding, the situation of Free Slosh in the second pull bar.
The end of described first pull bar 1 is provided with two relative earrings 13, and this earrings 13 is hinged with the second pull bar 2, two
Position between individual earrings 13 is provided with the confined planes 14 for limiting the second pull bar 2 rotational angle.By setting on the first pull bar
Meter confined planes, after this confined planes is contacted with the second pull bar when rotating the second pull bar, can limit the second pull bar and be rotated further, from
And make the second pull bar can only go to specific position when rotating around the first pull bar.
As shown in figure 4, in the present embodiment, the cross section of described second pull bar 2 is rectangle, and one end is provided with for drawing with first
The adaptor 21 that bar 1 is hinged, the other end is provided with trim 22.By adaptor, then hinged place are arranged on the second pull bar
Stress is mainly born by this adaptor, can only strengthen the intensity of adaptor during fabrication, thus reducing manufacturing cost, with
When this trim can play and prevent dust and foreign body from entering in the gap between the second pull bar and the 3rd pull bar, it is to avoid the 3rd draws
Clamping stagnation situation when sliding in bar.
The two ends of described second pull bar 2 are equipped with the location hole 23 for locking the 3rd pull bar 3 position.This location hole is used for
Lock the position after the 3rd pull bar stretches out or retracts.Described second pull bar 2 is additionally provided with spacer pin 24, and described spacer pin 24 is located at and leans on
Nearly trim 22 one end.This spacer pin can be used for preventing the 3rd pull bar after by larger pulling force, and from the second pull bar
End slips.
As shown in Figure 5 and Figure 6, in the present embodiment, described 3rd pull bar 3 be respectively arranged at two ends with handle 31 and fixed cover
32, described fixed cover 32 is provided with steel ball 33, and described handle 31 is provided with the tripper for unlocking this draw rod positions.Described
Tripper includes the solving locking key 34 in handle 31, described solving locking key 34 is connected with push rod 35, described push rod 35 is connected with
For promoting the slide block 36 of steel ball 33 motion.The 3rd pull bar is pulled after being unlocked by pressing key, after push rod drives slide block movement, can
So that steel ball skids off from the location hole the second pull bar, so that the 3rd pull bar can pull out from the second pull bar.
Spring 37 and spacing collar 38 are arranged with described push rod 35, described spacing collar 38 is fixed with push rod 35 position, described
Spring 37 is resisted against between fixed cover 32 and spacing collar 38.Using such structure, the length side of whole push rod can be not be used in
Setting up spring, thus reducing the length of spring, simultaneously after unclamping solving locking key, by the elastic restoring force of spring, unlocking
Key can be upspring automatically.
Embodiment 2
The present invention provides a kind of draw-bar box with this collapsible pull bar；
As shown in fig. 7, the draw-bar box in the present embodiment, including casing 5, described casing 5 side is provided with above-mentioned collapsible draw
Bar 7, described casing 5 bottom is provided with roller 6, and this roller 6 can be the universal wheel with brake function.By this collapsible is drawn
Bar, located at body side, coordinates the roller of box bottom setting so that this draw-bar box casing when pulling is in horizontality, can
To avoid existing draw-bar box to become in disorder problem because casing inclination can lead to arm relatively to tire out with box equipment when pulling.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all former in the present invention
Any modification, equivalent and improvement of being made within reason etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of collapsible pull bar is it is characterised in that include draw-bar seat, the first pull bar, the second pull bar and the 3rd pull bar, and described the
One end of one pull bar is hinged with draw-bar seat, and the other end is hinged with the second pull bar, described 3rd pull bar inside the second pull bar simultaneously
Flexible is slided.
2. it is characterised in that the plate-shaped structure of described first pull bar, first draws collapsible pull bar according to claim 1
Bar be respectively provided on two sides with side plate, side plate inwall is relatively provided with projection, the spacing between two described projections and the second pull bar
Outer rim is adapted.
3. collapsible pull bar according to claim 2 is it is characterised in that be additionally provided with described first pull bar for limiting
The confined planes of two pull bar rotational angles.
4. collapsible pull bar according to claim 1 it is characterised in that described second pull bar cross section be rectangle, one end
It is provided with the adaptor for being hinged with the first pull bar, the other end is provided with trim.
5. collapsible pull bar according to claim 4 is it is characterised in that described second pull bar is provided with the 3rd draws for locking
The location hole of bar position.
6. collapsible pull bar according to claim 5 is it is characterised in that described second pull bar is additionally provided with spacer pin, described
Spacer pin is located near trim one end.
7. collapsible pull bar according to claim 1 it is characterised in that described 3rd pull bar be respectively arranged at two ends with handle
And fixed cover, described fixed cover is provided with steel ball, and described handle is provided with the tripper for unlocking this draw rod positions.
8. collapsible pull bar according to claim 7 is it is characterised in that described tripper includes the solution in handle
Locking key, described solving locking key is connected with push rod, and described push rod is connected with the slide block for promoting steel ball motion.
9. collapsible pull bar according to claim 8 is it is characterised in that be arranged with spring and spacing collar on described push rod,
Described spacing collar is fixed with push rod position, and described spring is resisted against between fixed cover and spacing collar.
10. a kind of draw-bar box is it is characterised in that including the collapsible pull bar described in any one of claim 1-9, described collapsible
Located at body side, described box bottom is provided with roller to pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967620.1A CN106419023A (en) | 2016-10-31 | 2016-10-31 | Foldable draw bar and draw bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967620.1A CN106419023A (en) | 2016-10-31 | 2016-10-31 | Foldable draw bar and draw bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106419023A true CN106419023A (en) | 2017-02-22 |
Family
ID=58180557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610967620.1A Pending CN106419023A (en) | 2016-10-31 | 2016-10-31 | Foldable draw bar and draw bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106419023A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112568572A (en) * | 2021-01-05 | 2021-03-30 | 厦门郑萌迈纺织有限公司 | Folding plastic pull rod for case |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891768Y (en) * | 2006-04-11 | 2007-04-25 | 何金友 | Improvement of handle angle regulating component |
| CN102423182A (en) * | 2011-12-15 | 2012-04-25 | 何金友 | Foldable angle-adjustable pull rod |
| CN203194836U (en) * | 2012-12-20 | 2013-09-18 | 正安扣具(深圳)有限公司 | Transparent pull rod for case |
| CN204292400U (en) * | 2014-12-11 | 2015-04-29 | 杭州杰玛箱包有限公司 | A kind of pull bar top set mechanism of suitcase and the suitcase with this mechanism |
| CN204734028U (en) * | 2015-02-28 | 2015-11-04 | 杭州维丽杰旅行用品有限公司 | Folding travelling basket |
| CN206119504U (en) * | 2016-10-31 | 2017-04-26 | 成都紫瑞青云航空宇航技术有限公司 | Foldable pull rod and draw -bar box |
-
2016
- 2016-10-31 CN CN201610967620.1A patent/CN106419023A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891768Y (en) * | 2006-04-11 | 2007-04-25 | 何金友 | Improvement of handle angle regulating component |
| CN102423182A (en) * | 2011-12-15 | 2012-04-25 | 何金友 | Foldable angle-adjustable pull rod |
| CN203194836U (en) * | 2012-12-20 | 2013-09-18 | 正安扣具(深圳)有限公司 | Transparent pull rod for case |
| CN204292400U (en) * | 2014-12-11 | 2015-04-29 | 杭州杰玛箱包有限公司 | A kind of pull bar top set mechanism of suitcase and the suitcase with this mechanism |
| CN204734028U (en) * | 2015-02-28 | 2015-11-04 | 杭州维丽杰旅行用品有限公司 | Folding travelling basket |
| CN206119504U (en) * | 2016-10-31 | 2017-04-26 | 成都紫瑞青云航空宇航技术有限公司 | Foldable pull rod and draw -bar box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112568572A (en) * | 2021-01-05 | 2021-03-30 | 厦门郑萌迈纺织有限公司 | Folding plastic pull rod for case |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |