CN205321510U - Draw -bar box with arresting gear - Google Patents

Draw -bar box with arresting gear Download PDF

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Publication number
CN205321510U
CN205321510U CN201521028592.4U CN201521028592U CN205321510U CN 205321510 U CN205321510 U CN 205321510U CN 201521028592 U CN201521028592 U CN 201521028592U CN 205321510 U CN205321510 U CN 205321510U
Authority
CN
China
Prior art keywords
bar
telescopic lever
draw
banking pin
box
Prior art date
Application number
CN201521028592.4U
Other languages
Chinese (zh)
Inventor
折远文
沈松贞
张沈酉
任千
Original Assignee
上海电机学院
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 上海电机学院 filed Critical 上海电机学院
Priority to CN201521028592.4U priority Critical patent/CN205321510U/en
Application granted granted Critical
Publication of CN205321510U publication Critical patent/CN205321510U/en

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Abstract

The utility model relates to a draw -bar box with arresting gear is provided with loop bar and flexible pull rod at the box back, is equipped with handle and control button on the top of flexible pull rod, is equipped with the fixed dop that receives control button control on the body of rod of flexible pull rod, the angle of box lower extreme end under through the cell body set up the universal wheel, lower extreme at the box back is equipped with frame -shaped construction's horizontal pole guide rail, sets up the horizontal pole in the horizontal pole guide rail, sets up the second spring between horizontal pole and horizontal pole guide rail bottom, set up the last cell body that two positions face toward flexible pull rod lower extreme, are equipped with first spring in it on the horizontal pole, respectively set up a banking pin at the both ends of horizontal pole: the upper end of banking pin is connected with the both ends of horizontal pole, at the epaxial class gear structure who sets up direct at the banking pin below of the wheel of universal wheel. The utility model discloses a draw -bar box: flexible pull rod is braking state when retrieving, can the state of rolling when flexible pull rod is pulled out, its arresting gear simple structure, convenient operation, braking are reliable and stable.

Description

A kind of draw-bar box with brake unit
Technical field
This utility model relates to case and bag design and fabrication technical field, particularly a kind of draw-bar box with brake unit。
Technical background
In modern society, what people collected folk songs because working, learn, travel, photographing or make friends needs often to leave home to go out, and usually needs when going on a journey to carry a luggage case that can hold the articles for daily use, office document, study stationery or relevant equipment or travelling bag。For current living standard and bag manufacture technology, light luggage case seems to become the first-selection of people。
Luggage case light at present mostly is the form of draw-bar box: tow to facilitate equipped with roller bottom chest。The trip that roller rod-pulling type luggage case is people provides great convenience。But, sometimes roller too flexibly and " can not be braked " and will also result in some troubles。Such as, when roller rod-pulling type luggage case is in the vehicles of high-speed motion, time in subway carriage, because roller flexibly and " can not be braked " luggage case easily oneself slides because of inertia, at this moment if artificially do not noted, control can produce some problems, or cause some troubles or unhappy too flexibly because of roller。Produce the reason of these problems mainly: the roller of existing roller rod-pulling type luggage case does not have brake unit mostly, in other words, both made brake unit also be substantially and frictionally braked。And frictional damping needs brake block to touch the brake area of roller tightly, there is bigger frictional force could produce good braking effect, this is significantly high to the requirement of brake material, also requires higher to the quality of fit between parts, and this can improve the cost of bag manufacture undoubtedly。At present, the braking of the roller of luggage case also other structures useful, but its brake structure is complicated accordingly, and part is more, takies the space that luggage case is more sometimes, and this not only can reduce the space that utilizes of luggage case, and the aesthetic property of chest is likely to how much also be affected simultaneously。
Utility model content
The purpose of this utility model is in that to overcome above-mentioned weak point, a kind of draw-bar box with brake unit is provided, it is braked by the type gear structure on banking pin and universal wheel, have simple in construction, easy to operate, brake reliable and stable advantage, and convenient to carry out。
The braking of luggage case is different from the brake of vehicle, and the braking of luggage case simply allows chest keep geo-stationary when needs, it is seldom necessary to running brake。Therefore, brake unit of the present utility model takes the brake structure that banking pin coordinates with key seat (similar gear structure)。So, brake unit can complete braking without bigger power, and less demanding to brake material。On the other hand, this utility model make use of people to use the custom of luggage case: pulls out (chest) pull bar during walking, regains pull bar time static。So, brake unit of the present utility model is just designed to: be set directly in Tiebar structure by brake unit, is brakeless state during pull bar pull-out;Pull bar is braking and locking state when regaining。The brake structure coordinated with key seat due to banking pin can be made and compare small and exquisite, and this also can solve to take the problem that cabinet space is bigger。
For achieving the above object, this utility model takes techniques below scheme。
A kind of draw-bar box with brake unit, containing casing, telescopic lever, handle, universal wheel, arranges loop bar at described casing 1 back side, is socketed described telescopic lever in described loop bar, and described telescopic lever is longer than described loop bar;Installing handle and control knob on the top of described telescopic lever, be provided with fixed chuck on the body of rod of described telescopic lever, described fixed chuck is by the control of described control knob;It is characterized in that, the angle end in described casing lower end is provided with lower groove, universal wheel is provided below at described lower groove;It is provided with the cross bar guide rail of frame-shaped construction in the lower end of described box back surface, cross bar is set in described cross bar guide rail, two the second springs are set below described cross bar and between the bottom of described cross bar guide rail;Nearly centre position on described cross bar arranges two upper groove bodies, and the position of described upper groove body, facing to the lower end of described telescopic lever, respectively arranges first spring in two upper groove bodies;One banking pin is respectively set at the two ends of described cross bar: the upper end of described banking pin is connected with the two ends of described cross bar;Arranging a type gear structure on the wheel shaft of described universal wheel, described type gear structure is in described banking pin directly below。
Further, being provided with upper limit lug in the upper end of described banking pin, the 3rd spring can be carried out spacing by described upper limit lug。
Further, being provided with lower limit lug in the bottom of lower groove, be provided with the 3rd spring on described lower limit lug, described 3rd spring housing is connected on described banking pin。
Further, described telescopic lever is single pull bar form。
Further, described telescopic lever is two pull bar forms。
Having the benefit effect that of a kind of draw-bar box with brake unit of this utility model
(1) a kind of draw-bar box with brake unit is provided: telescopic lever is on-position when reclaiming;It is brakeless state during telescopic lever pull-out。
(2) adopt the brake unit that combines with type gear structure of banking pin, simple in construction, easy to operate, brake reliable and stable, and less demanding to brake material, than the brake unit better effects if by brake block frictional damping, production cost is lower。
(3) brake structure can be made simply small and exquisite, can solve brake structure and take the problem that cabinet space is bigger。
(4) application of rod-pulling type luggage case there is positive impetus。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of draw-bar box with brake unit of this utility model。
Fig. 2 is the structural representation of cross bar guide rail, cross bar and the second spring。
Fig. 3 is the position view of lower groove, universal wheel and type gear structure。
Fig. 4 is the structural representation of type gear structure。
Label in figure is respectively as follows:
1, casing;2, loop bar;3, telescopic lever;
4, handle;5, control knob;6, fixed chuck;
7, cross bar guide rail;8, cross bar;9, upper groove body;
10, the first spring;11, the second spring;12, banking pin;
13, upper limit lug;14, lower groove;15, lower limit lug;
16, the 3rd spring;17, universal wheel;18, type gear structure。
Detailed description of the invention
The detailed description of the invention of a kind of draw-bar box with brake unit of this utility model is provided, it should be noted however that enforcement of the present utility model is not limited to following embodiment below in conjunction with accompanying drawing。
Referring to Fig. 1。A kind of draw-bar box with brake unit, containing casing 1, telescopic lever 3, handle 4 and universal wheel 17。Described casing 1 can adopt the casing 1 of existing rod-pulling type luggage case。Loop bar 2 and telescopic lever 3 structure are set at described casing 1 back side: be arranged in the structure sheaf at casing 1 back side by loop bar 2, then in described loop bar 2, are socketed described telescopic lever 3。The rod-like form of described telescopic lever 3 can be determined with the rod-like form of described loop bar 2, makes described telescopic lever 3 can be socketed in described loop bar 2, but the telescopic lever 3 adopted should be longer than described loop bar 2。Described telescopic lever 3 can adopt single or two pull bar forms。
One handle 4 is set on the top of described telescopic lever 3 and a control knob 5 is installed on described handle 4。Arranging a pair retractable fixed chuck 6 on described telescopic lever 3 handle 4 body of rod down, described fixed chuck 6 is connected with described control knob 5 and is subject to the control of described control knob 5。
Four angle ends in described casing 1 lower end respectively arrange a lower groove 14。At the universal wheel 17(installed below of described lower groove 14 referring to Fig. 3)。
The cross bar guide rail 7 of frame-shaped construction is set in the lower end at described casing 1 back side, in the frame-shaped construction of described cross bar guide rail 7, is socketed a cross bar 8: the range of activity of described cross bar about 8 controlled in the frame-shaped construction of described cross bar guide rail 7。Described cross bar 8 can adopt flat rectangle metallic rod body, its effect mainly transmission power downwards or up。Two the second spring 11(are set referring to Fig. 2) below described cross bar 8 and between the bottom of described cross bar guide rail 7。Nearly centre position on described cross bar 8 arranges two upper groove bodies 9, and the position of described upper groove body 9 directly facing to the lower end of described telescopic lever 3, respectively arranges first spring 10 in said two upper groove body 9。The banking pin 12 of one pin feature is respectively set at the two ends of described cross bar 8: namely, the two ends of the upper end of described banking pin 12 with described cross bar 8 are connected。The wheel shaft of described universal wheel 17 arranges a type gear structure 18(referring to Fig. 4): so-called type gear structure refers to that there is wall on the both sides for gear structure, gear is made to form groove structure one by one, facilitate the importing of described banking pin 12 tapered lower end, again will not recurring structure self-locking。Described type gear structure 18 is arranged on described banking pin 12 directly below (referring to Fig. 3)。
In enforcement, for increase described cross bar 8 to upper lifting force, lower limit lug 15 can be provided with in the bottom of described lower groove 14, described lower limit lug 15 arrange the 3rd spring 16: described 3rd spring 16 is rested on described lower limit lug 15 and is socketed on described banking pin 12。For protecting described banking pin 12 and ensureing the elastic force of described 3rd spring 16; also one upper limit lug 13 can be set at the upper position at described banking pin 12, by spacing for the 3rd spring 16 (can continue and see Fig. 1) between described lower limit lug 15 and described upper limit lug 13。
Braking principle and the mode of braking of a kind of draw-bar box with brake unit of this utility model be:
(1) be on-position when telescopic lever 3 is in rounding state: due to telescopic lever 3 by fixed chuck 6 " locked " in loop bar 2, again owing to described telescopic lever 3 is longer than described loop bar 2, therefore, the lower end of telescopic lever 3 can be at pressed status: cross bar 8 is down pressed by telescopic lever 3 lower end by the first spring 10 in cross bar guide rail 7, so, the banking pin 12 at cross bar 8 two ends downwardly extends, locked wheel shaft in the gear grooved of the type gear structure 18 that the lower end of banking pin 12 is clamped on universal wheel 17 wheel shaft, universal wheel 17 is made not rotate, reach the effect of braking。
(2) when telescopic lever 3 is in pull-out state it is brakeless state: after telescopic lever 3 is gone out from loop bar 2 lira, cross bar 8 is no longer oppressed in the lower end of telescopic lever, so, below cross bar 8 in second spring 11 and lower groove 14 under the effect of the 3rd spring 16, cross bar 8 is appeared on the stage in cross bar guide rail 7, and the banking pin 12 at cross bar 8 two ends is also lifted up, and the lower end of banking pin 12 departs from the gear grooved of type gear structure 18 on universal wheel 17 wheel shaft, make universal wheel 17 energy flexible rotating, for brakeless state。

Claims (5)

1. a draw-bar box with brake unit, containing casing (1), telescopic lever (3), handle (4), universal wheel (17), at described casing 1 back side, loop bar (2) is set, being socketed described telescopic lever (3) in described loop bar (2), described telescopic lever (3) is longer than described loop bar (2);Installing handle (4) and control knob (5) on the top of described telescopic lever (3), be provided with fixed chuck (6) on the body of rod of described telescopic lever (3), described fixed chuck (6) is by the control of described control knob (5);It is characterized in that, the angle end in described casing (1) lower end is provided with lower groove (14), universal wheel (17) is provided below at described lower groove (14);The cross bar guide rail (7) of frame-shaped construction it is provided with in the lower end at described casing (1) back side, cross bar (8) is set in described cross bar guide rail (7), two the second springs (11) are set below described cross bar (8) and between the bottom of described cross bar guide rail (7);Arranging two upper groove bodies (9) in the above nearly centre position of described cross bar (8), the position of described upper groove body (9), facing to the lower end of described telescopic lever (3), respectively arranges first spring (10) in two upper groove bodies (9);One banking pin (12) is respectively set at the two ends of described cross bar (8): the upper end of described banking pin (12) is connected with the two ends of described cross bar (8);Arranging a type gear structure (18) on the wheel shaft of described universal wheel (17), described type gear structure (18) is in described banking pin (12) directly below。
2. a kind of draw-bar box with brake unit according to claim 1, it is characterised in that be provided with upper limit lug (13) in the upper end of described banking pin (12), the 3rd spring (16) can be carried out spacing by described upper limit lug (13)。
3. a kind of draw-bar box with brake unit according to claim 1, it is characterized in that, it is provided with lower limit lug (15) in the bottom of lower groove (14), being provided with the 3rd spring (16) on described lower limit lug (15), described 3rd spring (16) is socketed on described banking pin (12)。
4. a kind of draw-bar box with brake unit according to claim 1, it is characterised in that described telescopic lever (3) is single pull bar form。
5. a kind of draw-bar box with brake unit according to claim 1, it is characterised in that described telescopic lever (3) is two pull bar forms。
CN201521028592.4U 2015-12-14 2015-12-14 Draw -bar box with arresting gear CN205321510U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521028592.4U CN205321510U (en) 2015-12-14 2015-12-14 Draw -bar box with arresting gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521028592.4U CN205321510U (en) 2015-12-14 2015-12-14 Draw -bar box with arresting gear

Publications (1)

Publication Number Publication Date
CN205321510U true CN205321510U (en) 2016-06-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521028592.4U CN205321510U (en) 2015-12-14 2015-12-14 Draw -bar box with arresting gear

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106174976A (en) * 2016-09-14 2016-12-07 华北理工大学 The universal wheel of strap brake and luggage case
CN107411280A (en) * 2017-06-20 2017-12-01 沈炜 Accumulation of energy suitcase
CN107485141A (en) * 2017-04-20 2017-12-19 杭州维丽杰旅行用品有限公司 Case and bag
CN107495591A (en) * 2017-06-26 2017-12-22 胡振华 Self-locking suitcase
CN108209090A (en) * 2016-12-09 2018-06-29 嘉兴职业技术学院 A kind of bluetooth luggage case
CN108741522A (en) * 2017-05-11 2018-11-06 江宇鹏 A kind of sissy bar case
KR102149634B1 (en) * 2020-02-27 2020-08-28 조원상 Travel bag with brake system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106174976A (en) * 2016-09-14 2016-12-07 华北理工大学 The universal wheel of strap brake and luggage case
CN108209090A (en) * 2016-12-09 2018-06-29 嘉兴职业技术学院 A kind of bluetooth luggage case
CN107485141A (en) * 2017-04-20 2017-12-19 杭州维丽杰旅行用品有限公司 Case and bag
CN107485141B (en) * 2017-04-20 2020-03-31 杭州维丽杰旅行用品有限公司 Case and bag
CN108741522A (en) * 2017-05-11 2018-11-06 江宇鹏 A kind of sissy bar case
CN107411280A (en) * 2017-06-20 2017-12-01 沈炜 Accumulation of energy suitcase
CN107411280B (en) * 2017-06-20 2020-12-25 温州永立箱包有限公司 Energy storage travelling case
CN107495591A (en) * 2017-06-26 2017-12-22 胡振华 Self-locking suitcase
KR102149634B1 (en) * 2020-02-27 2020-08-28 조원상 Travel bag with brake system

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160622

Termination date: 20161214

CF01 Termination of patent right due to non-payment of annual fee