CN107443979A - A kind of portable teaching aid bogey - Google Patents
A kind of portable teaching aid bogey Download PDFInfo
- Publication number
- CN107443979A CN107443979A CN201710738723.5A CN201710738723A CN107443979A CN 107443979 A CN107443979 A CN 107443979A CN 201710738723 A CN201710738723 A CN 201710738723A CN 107443979 A CN107443979 A CN 107443979A
- Authority
- CN
- China
- Prior art keywords
- bar shaped
- horizontal
- loading plate
- shaped loading
- teaching aid
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F5/00—Holders or carriers for hand articles; Holders or carriers for use while travelling or camping
- A45F5/12—Book-carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K31/00—Writing implement receptacles functioning as, or combined with, writing implements
Landscapes
- Toys (AREA)
Abstract
The invention discloses a kind of portable teaching aid bogey, including bar shaped loading plate, the bar shaped loading plate upper surface is provided with stretching books load carrier, and the bar shaped loading plate lower surface, which is provided with, swings picture mechanism.The invention has the advantages that using more convenient, it be easy to arrange teacher and attend class the books and drawing instrument of carrying, conveniently adapt to the size of different textbooks, it is convenient to draw, and also allows for wet books soar air-dried.
Description
Technical field
The present invention relates to teaching equipment field, particularly a kind of portable teaching aid bogey.
Background technology
Teaching aid is exactly the general name of the instrument used during teacher teaches.
Teacher needs to be prepared lessons before when being taught, when to classroom, it is also desirable to carries some books
To help to give lessons, classmate is helped to understand problem, it is necessary to draw in some courses, the thing that usual teacher carries is relatively more, and
The shape of traditional teaching aid is that comparison is fixed, and size is also fixation, bigger, it has not been convenient to carry, the book carried when teaching
Nationality is also more than a book, and traditional school bag, which can place books, can not place drawing instrument, if before at school, wherein
Carried again with school bag together with remaining books if a book has been got wet, be just easier to get wet remaining books,
Traditional drawing instrument is typically more dispersed, and compasses and ruler are separated, if it is desired to i.e. picture straight line draw again circle, it is necessary to
The instrument of carrying is that comparison is more, therefore in order to solve these problems, it is necessary to design a kind of teaching aid bogey.
The content of the invention
The invention aims to solve the above problems, a kind of portable teaching aid bogey is devised.
Realize above-mentioned purpose the technical scheme is that, a kind of portable teaching aid bogey, including bar shaped loading plate,
The bar shaped loading plate upper surface is provided with stretching books load carrier, and the bar shaped loading plate lower surface, which is provided with, swings picture machine
Structure, the stretching books load carrier is by being inlaid in bar shaped loading plate upper surface center and matching with bar shaped loading plate perpendicular
Multigroup semicircle slot at the both ends of bar shaped loading plate upper surface of straight partition panel, processing, it is fixedly connected on each semicircle slit
Horizontal stretch round bar in groove, it is fixedly connected on bar shaped loading plate upper surface and across one group of arc of each horizontal stretch round bar
Stator, it is arranged on one group of miniature fixation at each arc stator upper surface both ends and between bar shaped loading plate upper surface
The folding shape fixed plate that follow closely, is sleeved on each horizontal stretch round bar end face, one group be arranged between multigroup folding shape fixed plate
Horizontal N shapes sealing plate, one group of elastic reducing-fixing band for being fixedly connected on one group of horizontal N shapes sealing plate junction, processing are held in bar shaped
Support plate upper surface and two groups of thread grooves between one group of horizontal N shapes sealing plate, it is fixedly connected on bar shaped loading plate upper table
Face and extrusion spring above each thread groove, the screw thread ring frame for being fixedly connected on each extrusion spring upper surface
Frame, it is arranged in each screw thread annular frame and turns bolt through what corresponding extrusion spring was connected with thread groove, consolidates
Surely it is connected to the folding shape gag lever post of each screw thread annular frame upper surface one end, is hingedly connected at each folding shape gag lever post upper surface
Multiple horizontal limitation bars, be hingedly connected at each horizontal N shapes sealing plate upper surface and swing N shapes handle close to junction,
What the rubber soft formation being sleeved on each swing N shape handles collectively formed, the swing picture mechanism is by being inlaid in bar shaped carrying
Short cylindrical at the center of plate lower surface, processing bar shaped loading plate lower surface and mutually overlapped with short cylindrical two groups of bar shaped slots,
The horizontal stretch fixed plate that is inlaid on short cylindrical side surface and matches with each bar shaped slot, it is sleeved on each horizontal stretch
Mobility framework in fixed plate, the carrying pad being sleeved on short cylindrical end face, it is fixedly connected on each mobility framework lower surface
And with carrying pad match circular arc tong, be fixedly connected on each horizontal stretch fixed plate end face and with corresponding movement
Circular groove of the restriction plate, processing that framework matches in carrying pad lower surface collectively forms.
The quantity of multigroup semicircle slot is 4-6 groups, the distance between semicircle slot phase described in per adjacent one group
Together.
Cross section of the cross section of the bar shaped loading plate slightly larger than a book.
The quantity of multiple horizontal limitation bars is 3-5.
On the vertical partition panel two opposite sides surface three water are all provided between each horizontal N shapes sealing plate inner surface
It is flat to intercept bar.
The material of each horizontal N shapes sealing plate is vulcanie.
The bar shaped loading plate two opposite sides surface processes strip groove, two opposite sides table in each strip groove
Equal hinge connection swing arm on face, the carrying that hinge connection matches with corresponding strip groove between swing arm described in every group
Box.
The equal hinge connection pendulum corresponding with corresponding Carrier box center on the bar shaped loading plate two opposite sides surface
Dynamic limitation bar.
The diameter of each extrusion spring is all higher than the diameter of corresponding thread groove.
Label screens is fixedly connected with each horizontal N shapes sealing plate outer surface center.
The portable teaching aid bogey made using technical scheme, use is more convenient, is easy to arrange always
Teacher attends class the books and drawing instrument of carrying, conveniently adapts to the size of different textbooks, it is convenient to draw, and also allows for entering wet books
Row soars air-dried.
Brief description of the drawings
Fig. 1 is a kind of structural representation of portable teaching aid bogey of the present invention；
Fig. 2 is a kind of top view of portable teaching aid bogey of the present invention；
Fig. 3 is bar shaped loading plate, extrusion spring, screw thread ring frame in a kind of portable teaching aid bogey of the present invention
Frame, turn the partial side view that bolt, folding shape gag lever post and horizontal limitation bar are engaged；
Fig. 4 is a kind of upward view of portable teaching aid bogey of the present invention；
In figure, 1, bar shaped loading plate；2nd, vertical partition panel；3rd, horizontal stretch round bar；4th, arc stator；5th, miniature fixation
Nail；6th, shape fixed plate is rolled over；7th, horizontal N shapes sealing plate；8th, elastic reducing-fixing band；9th, extrusion spring；10th, screw thread annular frame；11st, twist
Dynamic bolt；12nd, shape gag lever post is rolled over；13rd, horizontal limitation bar；14th, N shape handles are swung；15th, rubber soft formation；16th, short cylindrical；17th, water
Horizontal drawing stretches fixed plate；18th, mobility framework；19th, pad is carried；20th, circular arc tong；21st, restriction plate；22nd, circular groove；23rd, water
It is flat to intercept bar；24th, swing arm；25th, Carrier box；26th, limitation bar is swung；27th, label screens.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as Figure 1-4, a kind of portable teaching aid bogey,
Including bar shaped loading plate 1, the upper surface of bar shaped loading plate 1 is provided with stretching books load carrier, the following table of bar shaped loading plate 1
Face, which is provided with, swings picture mechanism, the stretching books load carrier by be inlaid in the upper surface center of bar shaped loading plate 1 and with bar
It is multigroup semicircle slot at the upper surface both ends of bar shaped loading plate 1 of vertical partition panel 2 that shape loading plate 1 matches, processing, solid
Surely the horizontal stretch round bar 3 that is connected in each semicircle slot, it is fixedly connected on the upper surface of bar shaped loading plate 1 and across each
One group of arc stator 4 of horizontal stretch round bar 3, it is arranged at each upper surface both ends of arc stator 4 and is carried with bar shaped
One group of miniature fixing glue 5 between the upper surface of plate 1, the folding shape fixed plate 6 being sleeved on each end face of horizontal stretch round bar 3,
One group of horizontal N shapes sealing plate 7 between multigroup folding shape fixed plate 6 is arranged on, one group of horizontal N shapes sealing plate 7 is fixedly connected on and connects
Connect one group of elastic reducing-fixing band 8 at place, processing the upper surface of bar shaped loading plate 1 and between one group of horizontal N shapes sealing plate 7 two
Group thread groove, the extrusion spring 9 for being fixedly connected on the upper surface of bar shaped loading plate 1 and being located above each thread groove, fix
The screw thread annular frame 10 of each upper surface of extrusion spring 9 is connected to, be arranged in each screw thread annular frame 10 and passes through institute
What corresponding extrusion spring 9 was connected with thread groove turns bolt 11, is fixedly connected on each upper surface of screw thread annular frame 10
The folding shape gag lever post 12 of one end, the multiple horizontal limitation bars 13 for being hingedly connected at each upper surface of folding shape gag lever post 12, hinge company
It is connected on the swing N shapes handle 14 of each horizontal upper surface of N shapes sealing plate 7 and close junction, is sleeved on each swing N shape handles
What the rubber soft formation 15 on 14 collectively formed, the swing picture mechanism is by being inlaid in the lower surface center of bar shaped loading plate 1
Short cylindrical 16, processing the lower surface of bar shaped loading plate 1 and with the phase of short cylindrical 16 overlap joint two groups of bar shaped slots, be inlaid in short cylindrical
The horizontal stretch fixed plate 17 that matches on 16 side surfaces and with each bar shaped slot, it is sleeved on each horizontal stretch fixed plate 17
On mobility framework 18, be sleeved on the end face of short cylindrical 16 carrying pad 19, be fixedly connected on each following table of mobility framework 18
Face and with carrying pad 19 match circular arc tong 20, be fixedly connected on each end face of horizontal stretch fixed plate 17 and with institute
Circular groove 22 of the restriction plate 21, processing that corresponding mobility framework 18 matches in carrying pad 19 lower surface collectively forms；
The quantity of multigroup semicircle slot is 4-6 groups, and the distance between semicircle slot is identical described in per adjacent one group；The bar
Cross section of the cross section of shape loading plate 1 slightly larger than a book；The quantity of multiple horizontal limitation bars 13 is 3-5；It is described
Three horizontal interception bars are all provided with the vertical two opposite sides surface of partition panel 2 between each horizontal inner surface of N shapes sealing plate 7
23；The material of each horizontal N shapes sealing plate 7 is vulcanie；The two opposite sides surface of bar shaped loading plate 1 processes
Strip groove, equal hinge connection swing arm 24 on the surface of two opposite sides, swing arm 24 described in every group in each strip groove
Between Carrier box 25 that hinge connection and corresponding strip groove match；On the two opposite sides surface of bar shaped loading plate 1
The equal hinge connection swing limitation bar 26 corresponding with the corresponding center of Carrier box 25；The diameter of each extrusion spring 9
It is all higher than the diameter of corresponding thread groove；Mark is fixedly connected with each horizontal outer surface center of N shapes sealing plate 7
Sign screens 27.
The characteristics of the present embodiment is, between books are placed on into one group of horizontal N shapes sealing plate 7 first, wherein positioned at perpendicular
Directly the horizontal bar 23 that intercepts of three between the side surface of partition panel 2 and horizontal N shapes sealing plate 7 is easy to books being supported,
Space is left by following, if books have wet, is easy to air-dry, protects books, after placing, by manually turning each twist
Dynamic bolt 11 so that the constantly corresponding screw thread annular frame 10 of extruding, while extruding is located at each screw thread annular frame 10
With the extrusion spring 9 between the upper surface of bar shaped loading plate 1, drive the folding shape positioned at each upper surface of screw thread annular frame 10 spacing
Bar 12 and the books surface of inside are overlapped, and books are carried out into clamping, the horizontal limitation on each folding shape gag lever post 12
Bar 13 is easy to limit books, is attached between the horizontal N shapes sealing plate 7 of one of which by one group of elastic reducing-fixing band 8,
Also allow for adapting to different size of books, wherein each horizontal N shapes sealing plate is drawn by the way that two groups of folding shape fixed plates 6 and two groups are horizontal
Stretch round bar 3 to be attached, wherein each horizontal stretch round bar 3 can be stretched, wherein each horizontal stretch round bar 3 is logical
Cross one group of arc stator 4 and one group of miniature fixing glue 5 positioned at each upper surface of arc stator 4 with bar shaped loading plate 1
Surface is attached, and vertical partition panel 2 is easy to be separated inner space and supports each horizontal interception bar 23, wherein
When carrying this device, the swing N shapes handle 14 positioned at each horizontal upper surface of N shapes sealing plate 7 is held, positioned at every
The rubber soft formation 15 of the individual upper surface of swing N shapes handle 14, which improves, holds comfort level, when picture if desired, by books
Take out, hold one group of swing N shapes handle 14, this device and blackboard are subjected to vertical parastate, positioned at the following table of bar shaped loading plate 1
Volume carrying pad 19 contacts blackboard surface on the short cylindrical 16 in face, and each horizontal stretch on the side surface of short cylindrical 16 is fixed
Bar 17 is stretched, and can carry out horizontal drafting, wherein the mobility framework 18 in each horizontal stretch fix bar 17 can be with
Position is moved, the circular arc tong 20 in each mobility framework 18 is easy to grip chalk, with the carrying on short cylindrical 16
Pad 19 is used as central point, rotates this device, can carry out circular operation of drawing, mobile adjustment, be easy to draw different-diameter
Circle, wherein the circular groove positioned at carrying pad 19 lower surface can place chalk, central point is drawn, wherein positioned at each
Restriction plate 21 on the end face of horizontal stretch fixed plate 17, which is easy to limit corresponding mobility framework 18, not to be slided away, using than
It is more convenient, it is easy to arrange teacher and attends class the books and drawing instrument of carrying, conveniently adapts to the size of different textbooks, it is convenient to draw,
Also allow for wet books soar air-dried.
In the present embodiment, between books being placed on into one group of horizontal N shapes sealing plate 7 first, wherein positioned at vertically every
Disconnected three horizontal bars 23 that intercept between the side surface of plate 2 and horizontal N shapes sealing plate 7 are easy to books being supported, by under
Space is left in face, if books have wet, is easy to air-dry, and protects books, and after placing, each spiral shell is turned by manually turning
Bolt 11 so that the constantly corresponding screw thread annular frame 10 of extruding, while extruding is located at each screw thread annular frame 10 and bar
Extrusion spring 9 between the upper surface of shape loading plate 1, drive the folding shape gag lever post 12 positioned at each upper surface of screw thread annular frame 10
Overlapped with the books surface of inside, books are subjected to clamping, the horizontal limitation bar 13 on each folding shape gag lever post 12
It is easy to limit books, is attached between the horizontal N shapes sealing plate 7 of one of which by one group of elastic reducing-fixing band 8, also just
In adapting to different size of books, wherein each horizontal N shapes sealing plate is justified by two groups of folding shape fixed plates 6 and two groups of horizontal stretch
Bar 3 is attached, wherein each horizontal stretch round bar 3 can be stretched, wherein each horizontal stretch round bar 3 passes through one
Group arc stator 4 and one group of miniature fixing glue 5 positioned at each upper surface of arc stator 4 and the upper surface of bar shaped loading plate 1
It is attached, vertical partition panel 2 is easy to be separated inner space and supports each horizontal interception bar 23, wherein carrying
When this device, the swing N shapes handle 14 positioned at each horizontal upper surface of N shapes sealing plate 7 is held, positioned at each pendulum
The rubber soft formation 15 of the dynamic upper surface of N shapes handle 14, which improves, holds comfort level, and when picture if desired, books are taken
Go out, hold one group of swing N shapes handle 14, this device and blackboard are subjected to vertical parastate, positioned at the lower surface of bar shaped loading plate 1
Short cylindrical 16 on volume carrying pad 19 contact blackboard surface, by each horizontal stretch fix bar on the side surface of short cylindrical 16
17 are stretched, and can carry out horizontal drafting, wherein the mobility framework 18 in each horizontal stretch fix bar 17 can be entered
Row shift position, the circular arc tong 20 in each mobility framework 18 is easy to grip chalk, with the bearing pads on short cylindrical 16
Piece 19 is used as central point, rotates this device, can carry out circular operation of drawing, mobile adjustment, be easy to draw different-diameter
Circle, wherein the circular groove positioned at carrying pad 19 lower surface can place chalk, central point is drawn, wherein positioned at each water
The restriction plate 21 that horizontal drawing is stretched on the end face of fixed plate 17, which is easy to limit corresponding mobility framework 18, not to be slided away, wherein each
Carrier box 25 can come from outlet swing on one group of corresponding swing arm 24, and inside is placed into some smaller teaching aids, such as rubber
Skin etc, wherein the swing limitation bar 26 on the side surface of bar shaped loading plate 1 is easy to limit corresponding Carrier box 25, its
In label screens 27 on each horizontal side surface of N shapes sealing plate 7 be easy to information of teacher that mark belongs to etc..
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some variations that some of which part may be made are embodied the present invention principle, belong to protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of portable teaching aid bogey, including bar shaped loading plate (1), it is characterised in that on the bar shaped loading plate (1)
Surface is provided with stretching books load carrier, and bar shaped loading plate (1) lower surface, which is provided with, swings picture mechanism, the stretching books
Load carrier is by the vertical partition panel that is inlaid in bar shaped loading plate (1) upper surface center and matches with bar shaped loading plate (1)
(2), multigroup semicircle slot of the processing at bar shaped loading plate (1) upper surface both ends, be fixedly connected on each semicircle slot
Interior horizontal stretch round bar (3), it is fixedly connected on bar shaped loading plate (1) upper surface and across each horizontal stretch round bar (3)
One group of arc stator (4), be arranged at each arc stator (4) upper surface both ends and with bar shaped loading plate (1) upper surface
Between one group of miniature fixing glue (5), be sleeved on each horizontal stretch round bar (3) end face folding shape fixed plate (6), set
In multigroup one group of horizontal N shapes sealing plate (7) rolled between shape fixed plate (6), it is fixedly connected on one group of horizontal N shapes sealing plate (7)
One group of elastic reducing-fixing band (8) of junction, processing in bar shaped loading plate (1) upper surface and are located at one group of horizontal N shapes sealing plate (7)
Between two groups of thread grooves, be fixedly connected on bar shaped loading plate (1) upper surface and the extruding above each thread groove
Spring (9), the screw thread annular frame (10) for being fixedly connected on each extrusion spring (9) upper surface, it is arranged on each screw thread annular
In framework (10) and what the extrusion spring (9) corresponding to was connected with thread groove turns bolt (11), is fixedly connected on often
The folding shape gag lever post (12) of individual screw thread annular frame (10) upper surface one end, it is hingedly connected at each folding shape gag lever post (12) upper table
Multiple horizontal limitation bars (13) in face, it is hingedly connected at each horizontal N shapes sealing plate (7) upper surface and close to the swing of junction
N shapes handle (14), the rubber soft formation (15) being sleeved on each swing N shapes handle (14) are collectively formed, and described swing is drawn
Mechanism by being inlaid in the short cylindrical (16) at bar shaped loading plate (1) lower surface center, processing in bar shaped loading plate (1) lower surface and
Two groups of bar shaped slots mutually being overlapped with short cylindrical (16), be inlaid on short cylindrical (16) side surface and with each bar shaped slot phase
The horizontal stretch fixed plate (17) matched somebody with somebody, the mobility framework (18) being sleeved on each horizontal stretch fixed plate (17), be sleeved on it is short
Carrying pad (19) on cylinder (16) end face, be fixedly connected on each mobility framework (18) lower surface and with carrying pad (19)
The circular arc tong (20) that matches, be fixedly connected on each horizontal stretch fixed plate (17) end face and with corresponding mobility framework
(18) circular groove (22) of the restriction plate (21), processing to match in carrying pad (19) lower surface collectively forms.
A kind of 2. portable teaching aid bogey according to claim 1, it is characterised in that multigroup semicircle slot
Quantity be 4-6 groups, it is identical per the distance between semicircle slot described in adjacent one group.
A kind of 3. portable teaching aid bogey according to claim 1, it is characterised in that the bar shaped loading plate (1)
Cross section slightly larger than book cross section.
A kind of 4. portable teaching aid bogey according to claim 1, it is characterised in that multiple horizontal limitation bars
(13) quantity is 3-5.
A kind of 5. portable teaching aid bogey according to claim 1, it is characterised in that the vertical partition panel (2)
Three horizontal interception bars (23) are all provided with the surface of two opposite sides between each horizontal N shapes sealing plate (7) inner surface.
6. a kind of portable teaching aid bogey according to claim 1, it is characterised in that each horizontal N shapes are close
The material of shrouding (7) is vulcanie.
A kind of 7. portable teaching aid bogey according to claim 1, it is characterised in that the bar shaped loading plate (1)
Two opposite sides surface processes strip groove, equal hinge connection swing arm on the surface of two opposite sides in each strip groove
(24) Carrier box (25) that, equal hinge connection matches with corresponding strip groove between swing arm (24) described in every group.
A kind of 8. portable teaching aid bogey according to claim 1 or 7, it is characterised in that the bar shaped loading plate
(1) the swing limitation bar (26) that equal hinge connection is corresponding with corresponding Carrier box (25) center on the surface of two opposite sides.
A kind of 9. portable teaching aid bogey according to claim 1, it is characterised in that each extrusion spring
(9) diameter is all higher than the diameter of corresponding thread groove.
10. a kind of portable teaching aid bogey according to claim 1, it is characterised in that each horizontal N shapes are close
Label screens (27) is fixedly connected with shrouding (7) outer surface center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710738723.5A CN107443979B (en) | 2017-08-25 | 2017-08-25 | A kind of portable teaching aid bogey |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710738723.5A CN107443979B (en) | 2017-08-25 | 2017-08-25 | A kind of portable teaching aid bogey |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107443979A true CN107443979A (en) | 2017-12-08 |
| CN107443979B CN107443979B (en) | 2019-02-05 |
Family
ID=60493108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710738723.5A Expired - Fee Related CN107443979B (en) | 2017-08-25 | 2017-08-25 | A kind of portable teaching aid bogey |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107443979B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481947A (en) * | 2018-04-02 | 2018-09-04 | 周玉平 | A kind of teacher's paper apparatus for placing |
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| CN201968047U (en) * | 2011-01-14 | 2011-09-14 | 张大付 | Portable reading book case |
| CN203041135U (en) * | 2012-12-29 | 2013-07-10 | 吕雨薇 | Book lifting device |
| CN203457964U (en) * | 2013-08-09 | 2014-03-05 | 高淑美 | Adjustable exercise book carrying rack |
| CN106080019A (en) * | 2016-08-11 | 2016-11-09 | 金文宇 | A kind of portable drawing boards |
| CN205923341U (en) * | 2016-06-26 | 2017-02-08 | 衢州市辉松网络科技有限公司 | File transport auxiliary device |
| JP2017113065A (en) * | 2015-12-21 | 2017-06-29 | 株式会社パイロットコーポレーション | Writing implement case |
| CN106963026A (en) * | 2017-05-06 | 2017-07-21 | 郑红艳 | A kind of portable device for shoes waterproof |
| CN107007020A (en) * | 2017-06-16 | 2017-08-04 | 孙海合 | A kind of novel household Learning Support device |
| CN107019469A (en) * | 2017-05-04 | 2017-08-08 | 仇建芳 | A kind of device of portable clean plane |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4958759A (en) * | 1989-05-17 | 1990-09-25 | Irene Jarvis | Combined book cover book carrier |
| CN2112514U (en) * | 1991-10-31 | 1992-08-12 | 吉林省油田管理局新立采油厂 | Multifunctional stretching diagraph |
| US5409282A (en) * | 1993-11-22 | 1995-04-25 | Bale; Jeffrey L. | Containers for supporting and transporting stacked files |
| DE202007001004U1 (en) * | 2007-01-26 | 2007-03-29 | Cp & Friends Hong Kong | Practical informative carrying device for printed products comprises flexible band, holder for the object, seat for holder, whereby seat is fastened to strap and means to tie holder and seat to each other |
| CN201894305U (en) * | 2010-11-29 | 2011-07-13 | 南通众联科技服务有限公司 | Frame for carrying busy book |
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| CN203041135U (en) * | 2012-12-29 | 2013-07-10 | 吕雨薇 | Book lifting device |
| CN203457964U (en) * | 2013-08-09 | 2014-03-05 | 高淑美 | Adjustable exercise book carrying rack |
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| CN107019469A (en) * | 2017-05-04 | 2017-08-08 | 仇建芳 | A kind of device of portable clean plane |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481947A (en) * | 2018-04-02 | 2018-09-04 | 周玉平 | A kind of teacher's paper apparatus for placing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107443979B (en) | 2019-02-05 |
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