CN204698026U - A kind of draw-bar box - Google Patents
A kind of draw-bar box Download PDFInfo
- Publication number
- CN204698026U CN204698026U CN201520351489.7U CN201520351489U CN204698026U CN 204698026 U CN204698026 U CN 204698026U CN 201520351489 U CN201520351489 U CN 201520351489U CN 204698026 U CN204698026 U CN 204698026U
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- CN
- China
- Prior art keywords
- bar
- draw
- fixed
- casing
- bar box
- 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.)
- Expired - Fee Related
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model relates to a kind of draw-bar box, and comprise casing, be fixed on pull bar on casing and two front-wheels be fixed on front side of bottom half, described front-wheel is universal wheel, also comprises two trailing wheels; Trailing wheel comprises and is fixed on fixed support on rear side of bottom half, is hinged on rear wheel support on fixed support and three rear rollers; Rear wheel support has the pole that three are mutually 120 °, and a rear roller is all installed in the end of each pole.Draw-bar box of the present utility model by the rotation of rear wheel support stairs step or clear the jumps like a cork, can solve the problem of existing draw-bar box up/down steps difficulty, and both can tow in flat road surface and also can carry out.
Description
Technical field
The utility model relates to a kind of draw-bar box.
Background technology
In daily life and work, usually need to carry more article and go out, and draw-bar box well solves the heavy burden problem that people go on a journey in way.The top of draw-bar box is provided with bottom pull bar and is provided with roller, can roll and move ahead by draw-bar box in tow, make people all lighter in the way of advancing of going to school, do shopping, work or travelling when people's walking is on the road surface of comparatively flat-satin.But, once run into stair activity or there are larger step and barrier in road surface, still needing user to mention draw-bar box, losing its portable labour-saving effect.For the colony that the heavy burden ability such as old, young, sick, residual is poor, when the draw-bar box that volume or weight is larger runs into the obstacles such as stairway step, just become serious burden.Particularly when market shopping, the mode that conventional whip case adopts lift and tows, user often needs up/down steps to be mentioned by draw-bar box; And tow way in draw-bar box be positioned at health rear, also to turn round continually when picking and placeing commodity and bend over, very inconvenient.
Summary of the invention
The utility model object is to provide a kind of Novel draw-bar box, solves the problem of existing draw-bar box up/down steps difficulty, and both can tow in flat road surface and also can carry out.
Technical solution of the present utility model is:
The draw-bar box provided, comprise casing, be fixed on pull bar on casing and two front-wheels be fixed on front side of bottom half, described front-wheel is universal wheel, and its special character is: also comprise two trailing wheels; Described trailing wheel comprises and is fixed on fixed support on rear side of bottom half, is hinged on rear wheel support on fixed support and three rear rollers; Described rear wheel support has the pole that three are mutually 120 °, and a rear roller is all installed in the end of each pole.Front-wheel and trailing wheel with the use of ensure that draw-bar box can tow when up/down steps, flat road surface can be carried out.
Above-mentioned front-wheel comprises vertical bar, horizon bar and two front wheels; Described vertical bar one end is connected with bottom half, and the other end of vertical bar is vertically fixed on the mid point of horizon bar; Described two front wheels are installed on the two ends of horizon bar respectively; Described vertical bar is flexibly connected with bottom half and free to rotate.Front-wheel is set to universal wheel, arbitrarily can change direction when carrying out.
Above-mentioned casing comprises box frame and Surface coating cloth; Described box frame is EVA material.This material the cloth cover three-dimensional of soft case, can mould various moulding and curved surface, more attractive in appearance.
The top of above-mentioned casing is provided with multiple hook; The top of described casing is provided with the slide fastener around top outer edge 3/4ths girth.User can pull open top zipper, is hung over by carry-on articles on hook, picks and places at any time.
The front outer edge of above-mentioned casing is provided with slide fastener, casing front can be opened completely, picks and places article convenient.
The utility model has the advantage of:
(1) three rollers are arranged on rear wheel support by the utility model, rear wheel support is made up of the pole that three are mutually 120 °, draw-bar box can by the rotation of rear wheel support stairs step or clear the jumps like a cork, user will not mention by draw-bar box, significantly reduces heavy burden pressure.
(2) the utility model adopts the mode of two front-wheels and two trailing wheel combinations, and on the road surface of smooth planar, also can carry out except towing, occupation mode is flexible.Particularly in market shopping way, adopt the mode carried out to be conducive to user and pick and place commodity at any time, and need not turn round or adjust the position of draw-bar box frequently.
(3) casing top of the present utility model is provided with multiple hook and the slide fastener around outer edge 3/4ths girth, and hook can be used for hanging ornament or the ordinary articles such as key, wallet; In shopping way, user also can pull open the slide fastener at casing top, is directly hung on hook by the article of wallet or purchase, picks and places and need not bend over, very convenient.
(4) casing of the present utility model adopts EVA skeleton and Surface coating cloth, and pull bar is lightweight steel, and both having ensure that draw-bar box was integrally-built firmly also can not increase too much extra heavy burden.
Accompanying drawing explanation
Fig. 1 is the utility model perspective view;
Fig. 2 is front view of the present utility model;
Fig. 3 is lateral plan of the present utility model;
Reference numeral is as follows: 1-casing; 2-pull bar; 3-slide fastener; 4-links up with; 5-front-wheel; 6-trailing wheel; The vertical bar of 51-; 52-horizon bar; 53-front wheel; 61-fixed bar; 62-rear wheel support; 63-rear roller.
Detailed description of the invention
See Fig. 1,2 and 3, the structure of the utility model preferred embodiment comprises casing 1, pull bar 2, two front-wheels 5 and two trailing wheels 6.Pull bar 2 is fixed on the back side of casing 1, is the expansion link be made up of light weight steel shape, firm and light weight, pulls out, can pack up time idle during use.Casing 1 is made up of skeleton and Surface coating cloth, and box frame adopts EVA material, and this material the cloth cover three-dimensional of soft case, can mould various moulding and curved surface.EVA material has good chemical stability, ageing-resistant, water-fast, corrosion-resistant and be easy to carry out the processing such as hot pressing, cutting, laminating.The top of casing 1 is provided with multiple hook 4, can be used for hanging various ornament or the ordinary articles such as wallet, key.The top of casing 1 and front are provided with slide fastener 3, no matter make draw-bar box can directly open under the state of falling or erectility, pick and place article very convenient.Front-wheel 5 is positioned at the lower front of casing 1, and trailing wheel 6 is positioned on rear side of the bottom of casing 1, and both can tow when flat road surface uses and also can carry out, occupation mode is flexible.Front-wheel 5 is made up of vertical bar 51, horizon bar 52 and two front wheels 53.Two front wheels 53 are individually fixed in the two ends of horizon bar 52.Vertical bar 51 one end is movably connected on bottom casing 1, can be that axle center rotates freely around tie point.The other end of vertical bar 51 is vertically fixed on the middle part of horizon bar 52, will not mention by draw-bar box, only utilize horizon bar 52 just freely can change direct of travel with the rotation of vertical bar 53 in the process carried out, not only laborsaving but also convenient.Trailing wheel 6 is made up of fixed bar 61 (being equivalent to fixed support), rear wheel support 62 and three rear rollers 63; Rear wheel support 62 is made up of the pole that three are mutually 120 °, Y-shaped.Three rear rollers 63 are installed on the outside of fixed mount respectively.Rear wheel support 62 freely can rotate around its tie point (jointed shaft) on fixed bar 61, rear roller 63 is also free to rotate, therefore at needs up/down steps or when running into barrier, user is without the need to mentioning draw-bar box, just can easily cross, very favourable for the colony limited in one's ability of bearing a heavy burden such as old, young, sick, residual.Use draw-bar box of the present utility model at market shopping, article can be picked and placeed at any time on hook at the slide fastener carrying out pulling open in way top, frequently need not bend over, easily can tow when running into step, use very convenient.
Claims (7)
1. a draw-bar box, comprise casing, be fixed on pull bar on casing and two front-wheels be fixed on front side of bottom half, described front-wheel is universal wheel, it is characterized in that: also comprise two trailing wheels; Described trailing wheel comprises and is fixed on fixed support on rear side of bottom half, is hinged on rear wheel support on fixed support and three rear rollers; Described rear wheel support has the pole that three are mutually 120 °, and a rear roller is all installed in the end of each pole.
2. draw-bar box according to claim 1, is characterized in that: described front-wheel comprises vertical bar, horizon bar and two front wheels; Described vertical bar one end is connected with bottom half, and the other end of vertical bar is vertically fixed on the mid point of horizon bar; Described two front wheels are installed on the two ends of horizon bar respectively; Described vertical bar is flexibly connected with bottom half and free to rotate.
3. draw-bar box according to claim 1 and 2, is characterized in that: described casing comprises box frame and Surface coating cloth; Described box frame is EVA material.
4. draw-bar box according to claim 3, is characterized in that: the top of described casing is provided with multiple hook; The top of described casing is provided with the slide fastener around top outer edge 3/4ths girth.
5. draw-bar box according to claim 4, is characterized in that: the front outer edge of described casing is provided with slide fastener.
6. draw-bar box according to claim 5, is characterized in that: described pull bar is light weight steel shape.
7. draw-bar box according to claim 6, is characterized in that: described pull bar is expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351489.7U CN204698026U (en) | 2015-05-27 | 2015-05-27 | A kind of draw-bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351489.7U CN204698026U (en) | 2015-05-27 | 2015-05-27 | A kind of draw-bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204698026U true CN204698026U (en) | 2015-10-14 |
Family
ID=54277655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520351489.7U Expired - Fee Related CN204698026U (en) | 2015-05-27 | 2015-05-27 | A kind of draw-bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204698026U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105708080A (en) * | 2016-02-17 | 2016-06-29 | 沈阳 | Movable trunk |
| CN107890186A (en) * | 2017-12-12 | 2018-04-10 | 郑州游爱网络技术有限公司 | A kind of Labor-saving pull rod case that rotational angle is can adjust with pull bar |
-
2015
- 2015-05-27 CN CN201520351489.7U patent/CN204698026U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105708080A (en) * | 2016-02-17 | 2016-06-29 | 沈阳 | Movable trunk |
| CN107890186A (en) * | 2017-12-12 | 2018-04-10 | 郑州游爱网络技术有限公司 | A kind of Labor-saving pull rod case that rotational angle is can adjust with pull bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20160527 |