CN207041194U - A kind of school bag of portable tape work-saving device - Google Patents
A kind of school bag of portable tape work-saving device Download PDFInfo
- Publication number
- CN207041194U CN207041194U CN201720877854.7U CN201720877854U CN207041194U CN 207041194 U CN207041194 U CN 207041194U CN 201720877854 U CN201720877854 U CN 201720877854U CN 207041194 U CN207041194 U CN 207041194U
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- CN
- China
- Prior art keywords
- school bag
- expansion link
- plate
- saving device
- work
- 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 discloses a kind of school bag of portable tape work-saving device, including school bag；School bag has schoolbag support-plate；Schoolbag support-plate has roller devices；Schoolbag support-plate one end is provided with expansion link, and expansion link is hinged on schoolbag support-plate by jointed shaft；Jointed shaft both ends are equipped with tumbler；Tumbler includes the limited block for being located at expansion link both sides；Deep-slotted chip breaker provided with buckle activity in limited block；The other end of expansion link is provided with hinged seat；Hinged seat is hinged with handle；Handle is provided with recess annular groove；The school bag back side is provided with acting as a cushion；Acting as a cushion one end is fixed on school bag, and the other end is connected with school bag；The expansion link other end is additionally provided with telescopic band device；The bandage set on telescopic band device is connected with schoolbag support-plate.It quick-detach and can be folded up soon, and the angle of telescopic lever can adjust and pull bar above be provided with power-saving function handle apparatus；When not in use, work-saving device can be received in school bag or directly carried.
Description
Technical field
The utility model belongs to school bag field, specially a kind of school bag of portable tape work-saving device.
Background technology
The pupil in present rural area, study subject is more, learning tasks weight, so school bag heavy burden is larger.With it is small in city
Unlike student, there is no bus on the road of rural area, also few father and mother can pick.They need to carry school bag and walked a long way
It can get home, walk very tired, generally walking a segment distance must the meeting of rest.The pull bar of some existing mitigation pupil's school bag weight
School bag is the student being directed in city mostly, because inside the city road is flat, pull bar is not hard, and some can directly move house to.No
There are many slopes in view of road, and road is not also too flat, some even also no logical roads.Existing pull bar book
Wrapping its work-saving device can not dismantle or fold, and some shortcomings of labour-saving not enough need to be changed during upward slope descent run
Enter, also rural area does not have the place of passway, must carry school bag and walk, and simple split type work-saving device cross the river or compared with
Carried during short-range hill path walking inconvenient.
Utility model content
The purpose of this utility model is to be directed to problem above, there is provided a kind of school bag of portable tape work-saving device, it can be fast
Quick-detach can simultaneously be folded up, and during the upward slope angle of pull bar can adjust and pull bar above the handle apparatus that sets
The optimal stress point for pushing away school bag is found well, finds push-and-pull school bag most labour-saving mode；When not in use usually, can will be laborsaving
Device is received in school bag or directly work-saving device is arranged on school bag.
To realize object above, the technical solution adopted in the utility model is：A kind of school bag of portable tape work-saving device,
Including school bag 1；The school bag 1 is arranged with schoolbag support-plate 3；The schoolbag support-plate 3 is arranged with roller devices 4；The school bag
The one end of supporting plate 3 is provided with expansion link 2, and described one end of expansion link 2 is hinged on schoolbag support-plate 3 by jointed shaft 6；The jointed shaft
6 both ends are provided with tumbler 5；The tumbler 5 includes the limited block 502 for being symmetricly set on the both sides of expansion link 2；It is described
The deep-slotted chip breaker 507 for the activity of buckle 501 is provided with limited block 502；The tumbler 5 also includes being arranged on expansion link 2
The elastic draw bar 503 of rotation direction；The other end both sides of the expansion link 2 are symmetrically arranged with hinged seat 7；The hinged seat 7 is equal
It is be hinged with handle 8；The recess annular groove 801 grabbed for hand is provided with the handle 8；The back side of school bag 1 is provided with acting as a cushion
10；10 one end of the acting as a cushion are fixed on school bag 1, and the other end is connected by slide fastener 1001 with school bag 1；The expansion link 2 is another
End is additionally provided with telescopic band device 11；The bandage 1101 set on the telescopic band device 11 is connected with schoolbag support-plate 3.
Further, described one end of buckle 501 sets spring 505；Described one end of spring 505 is fixed on expansion link 2, separately
One end connects with the end greatly of buckle 501.
Further, described one end of elastic draw bar 503 is arranged on schoolbag support-plate 3, and the other end is arranged on the one of expansion link 2
Side.
Further, the bandage 1101 and the both sides fixing belt 9 of school bag 1 is arranged on being arranged on schoolbag support-plate 3
Eye-splice 12 fasten.
Further, the material of handle 8 is rubber.
Further, the bottom of hinged seat 7 is provided with block 701.
Further, multiple holes are provided with the schoolbag support-plate 3.
Further, the roller devices 4 are detachable.
Further, the telescopic band device 11 includes clockwork spring set 1103；Set in the clockwork spring set 1103
There is clockwork spring 1102；The clockwork spring 1102 is connected with bandage 1101.
The beneficial effects of the utility model：
1st, the utility model can disassemble from school bag, and can be placed on by dismantling, folding in school bag.
2nd, the utility model can make school bag more laborsaving during push-and-pull.
3rd, the utility model can be arranged on school bag, and because expansion link is arranged on below acting as a cushion, device has no effect on
Attractive in appearance, unlucky process is also comfortable.
Brief description of the drawings
Fig. 1 is the utility model dimensional structure diagram.
Fig. 2 is the utility model rearview.
Fig. 3 is the utility model A close-up schematic views.
Fig. 4 is the utility model side view.
Fig. 5 is the utility model B close-up schematic views.
Fig. 6 is the utility model hinged seat front view.
Fig. 7 is that the utility model removes school bag dimensional structure diagram.
Fig. 8 is the utility model telescopic band device internal structure schematic diagram.
In figure：1st, school bag；2nd, expansion link；3rd, schoolbag support-plate；4th, roller devices；5th, tumbler；6th, jointed shaft；7th, it is hinged
Seat；8th, handle；9th, fixing belt；10th, act as a cushion；11st, telescopic band device；12nd, eye-splice；501st, buckle；502nd, limited block；503rd, it is elastic
Pull bar；505th, spring；506th, spring base；507th, deep-slotted chip breaker；701st, block；801st, recess annular groove；1001st, slide fastener；1101st, tie up
Band；1102nd, clockwork spring；1103rd, clockwork spring set.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
Be described in detail with new, the description of this part be only it is exemplary and explanatory, should not be to the scope of protection of the utility model
There is any restriction effect.
As Figure 1-Figure 8, concrete structure of the present utility model is：A kind of school bag of portable tape work-saving device, including
School bag 1；The school bag 1 is arranged with schoolbag support-plate 3；The schoolbag support-plate 3 is arranged with roller devices 4；The schoolbag support-plate 3
One end is provided with expansion link 2, and described one end of expansion link 2 is hinged on schoolbag support-plate 3 by jointed shaft 6；The both ends of jointed shaft 6
It is provided with tumbler 5；The tumbler 5 includes the limited block 502 for being symmetricly set on the both sides of expansion link 2；It is described spacing
The deep-slotted chip breaker 507 for the activity of buckle 501 is provided with block 502；The tumbler 5 also rotates including being arranged on expansion link 2
The elastic draw bar 503 in direction；The other end both sides of the expansion link 2 are symmetrically arranged with hinged seat 7；The hinged seat 7 is and hand
Handle 8 is be hinged；The recess annular groove 801 grabbed for hand is provided with the handle 8；The back side of school bag 1 is provided with acting as a cushion 10；Institute
State 10 one end of acting as a cushion to be fixed on school bag 1, the other end is connected by slide fastener 1001 with school bag 1；The other end of expansion link 2 is also set
It is equipped with telescopic band device 11；The bandage 1101 set on the telescopic band device 11 is connected with schoolbag support-plate 3.
Preferably, described one end of buckle 501 sets spring 505；Described one end of spring 505 is fixed on expansion link 2, another
End connects with the end greatly of buckle 501.
Preferably, described one end of elastic draw bar 503 is arranged on schoolbag support-plate 3, and the other end is arranged on the one of expansion link 2
Side.
Preferably, the bandage 1101 and the both sides fixing belt 9 of school bag 1 is arranged on being arranged on schoolbag support-plate 3
Eye-splice 12 fastens.
Preferably, the material of handle 8 is rubber.
Preferably, the bottom of hinged seat 7 is provided with block 701.
Preferably, multiple holes are provided with the schoolbag support-plate 3.
Preferably, the roller devices 4 are detachable.
Preferably, the telescopic band device 11 includes clockwork spring set 1103；It is provided with the clockwork spring set 1103
Clockwork spring 1102；The clockwork spring 1102 is connected with bandage 1101.
The utility model when it is implemented, when it is desired to be used the utility model when, only school bag 1 need to be placed on schoolbag support-plate
On 3, and to fasten fixing belt 9 and be inserted in eye-splice 12, being provided with VELCRO on the fixing belt 9 can be placed directly against on school bag 1, and
Do not affect the appearance.Expansion link 2 is then elongated to appropriate location, one end shape for hauling expansion link 2 is walked.When there is climbing process
When, push school bag 1 walk it is more laborsaving；The setting of tumbler 5 causes the roller devices 4 of schoolbag support-plate 3 putting on expansion link 2
Contacted all the time with ground in the case of school bag 1, and tumbler 5 is capable of the angle of adjustable telescopic rod 2 and schoolbag support-plate 3, so
Ensure that and find province force well during pushing away school bag 1 and going up a slope；The tumbler 5 includes buckle 501, limited block
502nd, elastic draw bar 503, deep-slotted chip breaker 507.The deep-slotted chip breaker 507 wherein set on limited block 502 can limit the rotation of expansion link 2
Angle, make expansion link 2 in 90 ° of degree to rotating between 150 °.Elastic draw bar is also provided with the side of the rotation direction of expansion link 2
503, it is the elastic component with certain elastic force, it is ensured that expansion link 2 can automatically reset in any angle；In expansion link
The handle 8 that 2 upper ends are set can more preferably make power during school bag 1 is pushed away, and be also provided with the notch ring for facilitating hand to grab above
Shape groove 801；On the hinged seat 7 that the handle 8 is connected on expansion link 2 by the way of being hinged, the bottom of hinged seat 7 is provided with limitation
The block 701 that handle 8 is rotated further, the effect of block 701 are that handle 8 is when ensureing to push away school bag 1 with the angle of expansion link 2
180 °, so as to more laborsaving.
When stopping using, school bag 1 is taken out, the elongation bar of expansion link 2 is retracted, presses and is arranged on limited block 502
Buckle 501, the compression spring 505 of buckle 501 are moved backward so that expansion link 2 spins off from limited block 502, so that stretching
Contracting bar 2 can be folded on schoolbag support-plate 3.The when thread connecting mode that roller devices 4 therein use is arranged on schoolbag support-plate 3
On, it can be dismantled.What whole device used is all light material.Folding so can be dismantled when not in use in equipment to place
In school bag 1.
If being not desired to work-saving device being placed in school bag, after short time walking, when being also continuing with, setting only need to be pulled open
The slide fastener 1001 of acting as a cushion 10 on school bag 1, expansion link 2 is arranged on below acting as a cushion 10, then retightens slide fastener 1001, institute
State in acting as a cushion 10 and be provided with sponge, comfortably can carry on the back on back.Then the bandage 1101 in by telescopic band device 11 is inserted
In eye-splice 12 on schoolbag support-plate 3.Work-saving device after tightening is integral structure with school bag 1, so crossing the river or road
Directly backed on the body when road is uneven, it is very simple and convenient.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Illustrate that being only intended to help understands method and its core concept of the present utility model.Described above is only of the present utility model preferred
Embodiment, it is noted that due to the finiteness of literal expression, and unlimited concrete structure objectively be present, for this technology
For the those of ordinary skill in field, on the premise of the utility model principle is not departed from, some improvement, retouching can also be made
Or change, above-mentioned technical characteristic can also be combined by rights；These improve retouching, change or combination, or not
It is improved that the design of utility model and technical scheme are directly applied into other occasions, it is regarded as protection of the present utility model
Scope.
Claims (8)
1. a kind of school bag with work-saving device, including school bag（1）；The school bag（1）It is arranged with schoolbag support-plate（3）；The book
Bag supporting plate（3）It is arranged with roller devices（4）；The schoolbag support-plate（3）One end is provided with expansion link（2）, it is characterised in that institute
State expansion link（2）One end passes through jointed shaft（6）It is hinged on schoolbag support-plate（3）On；The jointed shaft（6）Both ends are provided with rotation
Device（5）；The tumbler（5）Including being symmetricly set on expansion link（2）The limited block of both sides（502）；The limited block
（502）Inside it is provided with for buckle（501）The deep-slotted chip breaker of activity（507）；The tumbler（5）Also include setting expansion link
（2）The elastic draw bar of rotation direction（503）；The expansion link（2）Other end both sides be symmetrically arranged with hinged seat（7）；It is described
Hinged seat（7）And handle（8）It is be hinged；The handle（8）On be provided with the recess annular groove grabbed for hand（801）.
A kind of 2. school bag with work-saving device according to claim 1, it is characterised in that the buckle（501）One end is set
Put spring（505）；The spring（505）One end is fixed on expansion link（2）On, the other end and buckle（501）Big end connection.
A kind of 3. school bag with work-saving device according to claim 1, it is characterised in that the elastic draw bar（503）One
End is arranged on schoolbag support-plate（3）On, the other end is arranged on expansion link（2）Side.
A kind of 4. school bag with work-saving device according to claim 1, it is characterised in that the expansion link（2）Both sides are also
It is provided with for fixing school bag（1）Bandage（9）.
A kind of 5. school bag with work-saving device according to claim 1, it is characterised in that the handle（8）Material is rubber
Glue.
A kind of 6. school bag with work-saving device according to claim 1, it is characterised in that the hinged seat（7）Bottom is set
It is equipped with block（701）.
A kind of 7. school bag with work-saving device according to claim 1, it is characterised in that the schoolbag support-plate（3）On set
Multiple holes are put.
A kind of 8. school bag with work-saving device according to claim 1, it is characterised in that the roller devices（4）It is removable
Unload.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877854.7U CN207041194U (en) | 2017-07-19 | 2017-07-19 | A kind of school bag of portable tape work-saving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877854.7U CN207041194U (en) | 2017-07-19 | 2017-07-19 | A kind of school bag of portable tape work-saving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207041194U true CN207041194U (en) | 2018-02-27 |
Family
ID=61497456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720877854.7U Expired - Fee Related CN207041194U (en) | 2017-07-19 | 2017-07-19 | A kind of school bag of portable tape work-saving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207041194U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523384A (en) * | 2018-04-25 | 2018-09-14 | 邓显然 | A kind of school bag of portable tape work-saving device |
| CN111297036A (en) * | 2019-11-27 | 2020-06-19 | 岳西县天恩皮具有限公司 | Backpack |
| CN113147849A (en) * | 2020-10-17 | 2021-07-23 | 杭州咕噜智宠科技有限公司 | Variable pet trolley framework |
-
2017
- 2017-07-19 CN CN201720877854.7U patent/CN207041194U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523384A (en) * | 2018-04-25 | 2018-09-14 | 邓显然 | A kind of school bag of portable tape work-saving device |
| CN111297036A (en) * | 2019-11-27 | 2020-06-19 | 岳西县天恩皮具有限公司 | Backpack |
| CN113147849A (en) * | 2020-10-17 | 2021-07-23 | 杭州咕噜智宠科技有限公司 | Variable pet trolley framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20210719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |