CN211529402U - Dust protected teaching demonstration appearance - Google Patents
Dust protected teaching demonstration appearance Download PDFInfo
- Publication number
- CN211529402U CN211529402U CN202020089301.7U CN202020089301U CN211529402U CN 211529402 U CN211529402 U CN 211529402U CN 202020089301 U CN202020089301 U CN 202020089301U CN 211529402 U CN211529402 U CN 211529402U
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- CN
- China
- Prior art keywords
- display panel
- fixed mounting
- teaching demonstration
- dust
- arm
- 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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Abstract
The utility model discloses a dust protected teaching demonstration appearance, the on-line screen storage device comprises a base, the up end fixed mounting of base has the backup pad, be provided with the display panel in the backup pad, the up end of display panel and the central department symmetry fixed mounting of lower terminal surface have two rotor plates, every the one end that the rotor plate deviates from the display panel is all rotated and is connected in the backup pad, the demonstration groove has been seted up on the positive lateral wall of display panel, symmetry fixed mounting has two sets of installation pieces, every on the positive lateral wall of display panel the installation piece all includes two installation pieces, two it is connected with the dwang to rotate jointly between the installation piece. The utility model discloses, when this display instrument not the time spent, with two relative pulling together of arm-tie, then establish the both ends at two arm-ties with fixed cover, be in the same place two arm-ties are fixed, make to shelter from cloth and cover on the demonstration groove on display panel surface, avoided demonstration inslot ash that falls, guaranteed the result of use of this display instrument.
Description
Technical Field
The utility model relates to a teaching instrument technical field especially relates to a dust protected teaching demonstration appearance.
Background
In order to facilitate better understanding of students, teachers usually combine a mathematic instrument for explanation in the teaching process. The existing teaching demonstration instrument surface is not provided with a dustproof mechanism, so that the display instrument is not used, a large amount of dust can be adhered to the surface, and the using effect of the display instrument is reduced.
In order to solve the problems, a dust-proof teaching demonstration instrument is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art "current teaching demonstration instrument face and not setting up dustproof mechanism, lead to the display instrument not the time spent, the defect of the result of use" of display instrument has been reduced to a large amount of dusts of surface meeting adhesion to a dust protected teaching demonstration instrument is proposed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dustproof teaching demonstration instrument comprises a base, wherein a supporting plate is fixedly installed on the upper end face of the base, a display panel is arranged in the supporting plate, two rotating plates are symmetrically and fixedly installed at the centers of the upper end face and the lower end face of the display panel, one end of each rotating plate, which is far away from the display panel, is rotatably connected to the supporting plate, a demonstration groove is formed in the front side wall of the display panel, two groups of installation blocks are symmetrically and fixedly installed on the front side wall of the display panel, each installation block comprises two installation blocks, a rotating rod is jointly and rotatably connected between the two installation blocks, shielding cloth is wound on each rotating rod, one end of the shielding cloth is fixedly installed on the rotating rod, a pull plate is fixedly installed at the other end of the shielding cloth, the pull plate is slidably connected to the front side wall of the display panel, and two tape springs are symmetrically and fixedly sleeved on each rotating, and two ends of each tape spring are respectively and fixedly arranged on the side wall of the display panel.
Preferably, each both ends respectively fixed mounting have two fixed pins about the arm-tie, through fixed cover laminating together between two relative fixed pins, fixed cover cup joints on two fixed pins.
Preferably, two fixing bolts are symmetrically arranged on the side wall of the supporting plate, each fixing bolt penetrates through the side wall of the supporting plate and abuts against the side wall of the display panel, and each fixing bolt is in threaded connection with the inside of the supporting plate.
Preferably, a sticker board is fixedly mounted on the back surface of the display board, and a plurality of pictures are pasted on the sticker board.
Preferably, the bottom end face of the base is provided with anti-skid grains.
Compared with the prior art, the beneficial effects of the utility model are that:
when the display instrument is not used, the two pull plates are pulled together relatively, then the fixed sleeve is sleeved at the two ends of the two pull plates, the two pull plates are fixed together, the shielding cloth covers the demonstration groove on the surface of the display plate, dust falling in the demonstration groove is avoided, and the using effect of the display instrument is ensured.
Drawings
Fig. 1 is a front shielding cloth closed state diagram of the dust-proof teaching demonstration instrument of the utility model;
fig. 2 is a front shielding cloth open state diagram of the dust-proof teaching demonstration instrument of the utility model;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: the device comprises a supporting plate 1, a fixing bolt 2, a rotating plate 3, a display plate 4, a fixing sleeve 5, shielding cloth 6, a base 7, a demonstration groove 8, a pulling plate 9, a rotating rod 10, a tape spring 11, a mounting block 12 and a fixing pin 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a dust-proof teaching demonstration instrument comprises a base 7, wherein the bottom end surface of the base 7 is provided with anti-skid lines, the upper end surface of the base 7 is fixedly provided with a support plate 1, the side wall of the support plate 1 is symmetrically provided with two fixing bolts 2, each fixing bolt 2 penetrates through the side wall of the support plate 1 and abuts against the side wall of a display panel 4, the back surface of the display panel 4 is fixedly provided with a pasting plate, the pasting plate is pasted with a plurality of function pictures, each fixing bolt 2 is in threaded connection with the support plate 1, the support plate 1 is internally provided with a display panel 4, the centers of the upper end surface and the lower end surface of the display panel 4 are symmetrically and fixedly provided with two rotating plates 3, one end of each rotating plate 3 departing from the display panel 4 is rotatably connected with the support plate 1, the front side wall of the display panel 4 is provided with a demonstration groove 8, every installation piece 12 all includes two installation pieces 12, it is connected with dwang 10 to rotate jointly between two installation pieces 12, it shelters from cloth 6 all to convolute on every dwang 10, the one end fixed mounting who shelters from cloth 6 is on dwang 10, the other end fixed mounting who shelters from cloth 6 has arm-tie 9, both ends fixed mounting respectively about every arm-tie 9 has two fixed pins 13, paste together through fixed cover 5 between two relative fixed pins 13, fixed cover 5 cup joints on two fixed pins 13, arm-tie 9 sliding connection is on the positive lateral wall of display panel 4, the fixed cover of equal symmetry is equipped with two tape spring 11 on every dwang 10, the both ends difference fixed mounting of every tape spring 11 is on the lateral wall of display panel 4.
The utility model discloses in, when this display instrument is not the time spent, with two relative pulling together of arm-tie 9, then establish fixed cover 5 cover at two both ends of arm-tie 9, be in the same place two arm-tie 9 are fixed, make and shelter from cloth 6 and cover on the demonstration groove 8 on display panel 4 surface, the ash that falls in demonstration groove 8 has been avoided, the result of use of this display instrument has been guaranteed, when needs use this display instrument, take off fixed cover 5 at arm-tie 9 both ends, at this moment, under the effect of tape spring 11 elasticity, can drive dwang 10 and rotate, carry out the rolling to sheltering from cloth 6, make to cover and show at demonstration groove 8 once more, the use of the teacher of being convenient for, high durability and convenient use, this display instrument can rotate the back simultaneously, to student show the image picture, deepen student's impression, the teaching effect has been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a dust protected teaching demonstration appearance, includes base (7), its characterized in that, the up end fixed mounting of base (7) has backup pad (1), be provided with display panel (4) in backup pad (1), the central department symmetry fixed mounting of the up end of display panel (4) and terminal surface down has two rotor plates (3), every one end that rotor plate (3) deviate from display panel (4) all rotates to be connected on backup pad (1), set up demonstration groove (8) on the positive lateral wall of display panel (4), symmetry fixed mounting has two sets of installation piece (12) on the positive lateral wall of display panel (4), every installation piece (12) all includes two installation piece (12), two it is connected with dwang (10) to rotate jointly between installation piece (12), every sheltering from cloth (6) all has been convoluteed from on dwang (10), hide the one end fixed mounting of cloth (6) on dwang (10), the other end fixed mounting that hides cloth (6) has arm-tie (9), arm-tie (9) sliding connection is on the positive lateral wall of display panel (4), every the fixed cover of equal symmetry is equipped with two tape measure springs (11), every on dwang (10) the both ends difference fixed mounting of tape measure spring (11) is on the lateral wall of display panel (4).
2. The dust-proof teaching demonstration instrument according to claim 1, wherein two fixing pins (13) are respectively fixedly mounted at the left and right ends of each pulling plate (9), two opposite fixing pins (13) are attached together through a fixing sleeve (5), and the fixing sleeve (5) is sleeved on the two fixing pins (13).
3. The dust-proof teaching demonstration instrument according to claim 1, wherein two fixing bolts (2) are symmetrically arranged on the side wall of the supporting plate (1), each fixing bolt (2) penetrates through the side wall of the supporting plate (1) and abuts against the side wall of the display plate (4), and each fixing bolt (2) is in threaded connection in the supporting plate (1).
4. The dust-proof teaching demonstration instrument according to claim 1, wherein a sticker is fixedly mounted on the back of the display panel (4), and a plurality of pictures are pasted on the sticker.
5. The dust-proof teaching demonstration instrument according to claim 1, wherein the bottom end surface of the base (7) is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020089301.7U CN211529402U (en) | 2020-01-16 | 2020-01-16 | Dust protected teaching demonstration appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020089301.7U CN211529402U (en) | 2020-01-16 | 2020-01-16 | Dust protected teaching demonstration appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211529402U true CN211529402U (en) | 2020-09-18 |
Family
ID=72459100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020089301.7U Expired - Fee Related CN211529402U (en) | 2020-01-16 | 2020-01-16 | Dust protected teaching demonstration appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211529402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433780A (en) * | 2021-05-17 | 2021-09-24 | 重庆市永川职业教育中心 | Teaching demonstration ware suitable for electronic technology uses |
-
2020
- 2020-01-16 CN CN202020089301.7U patent/CN211529402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433780A (en) * | 2021-05-17 | 2021-09-24 | 重庆市永川职业教育中心 | Teaching demonstration ware suitable for electronic technology uses |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 Termination date: 20210116 |