CN209729144U - A kind of mobile teaching demonstration instrument - Google Patents
A kind of mobile teaching demonstration instrument Download PDFInfo
- Publication number
- CN209729144U CN209729144U CN201822276836.0U CN201822276836U CN209729144U CN 209729144 U CN209729144 U CN 209729144U CN 201822276836 U CN201822276836 U CN 201822276836U CN 209729144 U CN209729144 U CN 209729144U
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- display board
- clamping item
- side frame
- item
- sliding
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Abstract
The utility model relates to a kind of mobile teaching demonstration instruments, including bottom plate, bottom base plate quadrangle is provided with movable pulley, both ends are provided with side frame on bottom plate, lower clamping item is connected between side frame bottom, two side frames are provided with sliding slot on opposite face, sliding is provided with sliding block in sliding slot, compressed spring is connected between bottom in slider bottom and sliding slot, clamping item is connected between two sliding blocks, clamping fixed has several display boards between upper clamping item and lower clamping item, it is flexibly connected between adjacent display board by connector, upper frame is connected between two side frame upper ends, screw thread is hit exactly on upper frame is equipped with screw rod；The utility model is movably fixed between upper clamping item and lower clamping item by the way that multiple display boards are arranged, and can be shifted to an earlier date and be prepared the content of courses on display board, be fixed after taking classroom to, to save the classroom blackboard-writing time, efficiency of teaching is improved, disassembly and carrying, conveniently moving are easily installed.
Description
Technical field
The utility model relates to teaching equipment field, specifically a kind of mobile teaching demonstration instrument.
Background technique
One word of teacher has double meaning, has not only referred to a kind of social role, but also refers to the undertaker of this role.The teacher of broad sense is
Refer to the people for teaching knowledge, experience, the teacher of narrow sense refers to the people for having received Specialized education and training, and the load in education (school)
Teach educate, the people of teaching, fulfil the professional of education and instruction, undertake and impart knowledge and educate people, culture socialist cause construction
Person and successor.Teacher's very hard and hard work in daily work, therefore efficiency and subtract to improve giving lessons for teacher
The burden of giving lessons of light teacher is highly desirable, and teaching display board is the thing that teacher is frequently necessary to when giving lessons, Ke Yifu
The Shi Jinhang that helps the elderly teaching, however traditional teaching display board structure is single, it is very inconvenient that teacher uses, and is not easy to move
It is dynamic.
Utility model content
In view of the above deficiencies, the purpose of the utility model is to provide a kind of mobile teaching demonstration instruments.
To achieve the above object, the utility model is the following technical schemes are provided: a kind of mobile teaching demonstration instrument, including bottom
Plate, bottom base plate quadrangle are provided with movable pulley, and both ends are provided with side frame on bottom plate, and lower clamping is connected between side frame bottom
Item is provided with sliding slot on the opposite face of two side frames, and sliding is provided with sliding block in sliding slot, in slider bottom and sliding slot between bottom
It is connected with compressed spring, is connected with clamping item between two sliding blocks, if there is clamping fixed between upper clamping item and lower clamping item
Dry display board is flexibly connected between adjacent display board by connector, is connected with upper frame between two side frame upper ends, on upper frame just
Middle screw thread is equipped with screw rod, and screw rod lower end offsets with upper clamping upper surface, and screw rod upper end is provided with rotating handle.
Further, the upper clamping item and lower clamping item setting symmetrical above and below, and the section of vertical direction is U-shaped.
Further, side frame two sides described in two are provided with handle.
Further, the height of side frame described in two is 80-130cm, and the length of display board is 20-80cm, display board
Height be 40-100cm.
Further, the connector includes set narrow bars, and covering the cross section of narrow bars is I-shaped, set narrow bars two sides setting
There is the fluting for accommodating display board, covers activity in narrow bars and be equipped with two groups of inserted links, two groups of inserted links are distributed up and down, and the two of same group
A inserted link activity is threaded through two sides in set narrow bars, is provided on display board and passes through inserted link with the matched location hole of inserted link, display board
Insertion location hole is fixed in fluting, and two inserted link rear ends are connected with connecting rod, is connected with and is arranged between connecting rod and set narrow bars
Reset spring on inserted link, connecting rod rear portion are provided with pull handle.
The utility model has the beneficial effect that the utility model by the way that multiple display boards are arranged compared with prior art
It is movably fixed between clamping item and lower clamping item, can shift to an earlier date and prepare the content of courses on display board, carried out after taking classroom to
It is fixed, to save the classroom blackboard-writing time, efficiency of teaching is improved, disassembly and carrying, conveniently moving are easily installed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connection schematic diagram one of display board and connector；
Fig. 3 is the connection schematic diagram two of display board and connector；
Fig. 4 is the structural schematic diagram for covering narrow bars；
Fig. 5 is the structural schematic diagram of lower clamping item；
Fig. 6 is the structural schematic diagram of movable pulley.
Figure label are as follows: clamping item under 1- bottom plate, 2- movable pulley, 3- side frame, 4-, 6- compressed spring, blocks on 7- 5- sliding slot
Tight item, 8- display board, 81- location hole, 9- connector, 91- set narrow bars, 911- fluting, 92- inserted link, 93- connecting rod, 94- reset
Spring, 95- pull handle, 10- upper frame, 11- screw rod, 12- rotating handle, 13- handle.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
Referring to attached drawing 1-6 it is found that a kind of mobile teaching demonstration instrument, including bottom plate 1,1 bottom four corners of bottom plate are provided with shifting
Driving wheel 2, both ends are provided with side frame 3 on bottom plate 1, and lower clamping item 4, the opposite face of two side frames 3 are connected between 3 bottom of side frame
On be provided with sliding slot 5, sliding is provided with sliding block in sliding slot 5, be connected with compressed spring 6 between bottom in slider bottom and sliding slot 5,
Clamping item 7 is connected between two sliding blocks, clamping fixed has several display boards 8, phase between upper clamping item 7 and lower clamping item 4
It is flexibly connected between adjacent display board 8 by connector 9, is connected with upper frame 10 between two 3 upper ends of side frame, hits exactly spiral shell on upper frame 10
Line is equipped with screw rod 11, and 11 lower end of screw rod offsets with upper 7 upper surface of clamping item, and 11 upper end of screw rod is provided with rotating handle 12.
It can be the teaching magazine perhaps pasted in writing on the blackboard in the utility model on display board 8, multiple 8 activities of display board are solid
It is scheduled between clamping item 7 and lower clamping item 4, can shift to an earlier date and prepare the content of courses on display board 8, be consolidated after taking classroom to
It is fixed, to save the classroom blackboard-writing time, efficiency of teaching is improved, disassembly and carrying, conveniently moving are easily installed.
Specifically, in the utility model, the upper clamping item 7 and the setting symmetrical above and below of lower clamping item 4, and vertical direction
Section be it is U-shaped, 3 two sides of side frame described in two are provided with handle 13, and the height of side frame 3 described in two is 80-130cm,
The length of display board 8 is 20-80cm, and the height of display board 8 is 40-100cm, and the connector 9 includes set narrow bars 91, socket
The cross section of item 91 be it is I-shaped, set 91 two sides of narrow bars are provided with the fluting 911 for accommodating display board 8, cover living in narrow bars 91
Dynamic to be equipped with two groups of inserted links 92, two groups of about 92 inserted links are distributed, and same group of two 92 activities of inserted link are threaded through in set narrow bars 91
Two sides, be provided on display board 8 with the matched location hole 81 of inserted link 92, it is fixed that display board 8 by inserted link 92 is inserted into location hole 81
In fluting 911, two 92 rear ends of inserted link are connected with connecting rod 93, be connected between connecting rod 93 and set narrow bars 91 be set in it is slotting
Reset spring 94 on bar 92,93 rear portion of connecting rod are provided with pull handle 95.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (5)
1. a kind of mobile teaching demonstration instrument, including bottom plate, bottom base plate quadrangle are provided with movable pulley, it is characterised in that: bottom plate
Upper both ends are provided with side frame, and lower clamping item is connected between side frame bottom, and two side frames are provided with sliding slot on opposite face, sliding
Sliding is provided with sliding block in slot, is connected with compressed spring in slider bottom and sliding slot between bottom, is connected between two sliding blocks
Upper clamping item, clamping fixed has several display boards between upper clamping item and lower clamping item, passes through connector between adjacent display board
It is flexibly connected, upper frame is connected between two side frame upper ends, center screw thread is equipped with screw rod, screw rod lower end and upper clamping on upper frame
Upper surface offsets, and screw rod upper end is provided with rotating handle.
2. a kind of mobile teaching demonstration instrument according to claim 1, it is characterised in that: the upper clamping item and lower card
The setting symmetrical above and below of tight item, and the section of vertical direction is U-shaped.
3. a kind of mobile teaching demonstration instrument according to claim 1, it is characterised in that: side frame two sides described in two are set
It is equipped with handle.
4. a kind of mobile teaching demonstration instrument according to claim 1, it is characterised in that: the height of side frame described in two
For 80-130cm, the length of display board is 20-80cm, and the height of display board is 40-100cm.
5. a kind of mobile teaching demonstration instrument according to claim 1, it is characterised in that: the connector includes socket
Item, cover the cross section of narrow bars be it is I-shaped, set narrow bars two sides are provided with the fluting for accommodating display board, cover activity in narrow bars and wear
Equipped with two groups of inserted links, two groups of inserted links are distributed up and down, and same group of two inserted link activities, which are threaded through, covers two sides in narrow bars, on display board
It is provided with and location hole is inserted by inserted link and is fixed in fluting with the matched location hole of inserted link, display board, two inserted link rear ends connect
It is connected to connecting rod, is connected with the reset spring being set on inserted link between connecting rod and set narrow bars, connecting rod rear portion is provided with drawing
Handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822276836.0U CN209729144U (en) | 2018-12-23 | 2018-12-23 | A kind of mobile teaching demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822276836.0U CN209729144U (en) | 2018-12-23 | 2018-12-23 | A kind of mobile teaching demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209729144U true CN209729144U (en) | 2019-12-03 |
Family
ID=68678889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822276836.0U Active CN209729144U (en) | 2018-12-23 | 2018-12-23 | A kind of mobile teaching demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209729144U (en) |
-
2018
- 2018-12-23 CN CN201822276836.0U patent/CN209729144U/en active Active
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| GR01 | Patent grant |