CN213815116U - Scientific experiment demonstration device for primary school teaching - Google Patents
Scientific experiment demonstration device for primary school teaching Download PDFInfo
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- CN213815116U CN213815116U CN202022888247.5U CN202022888247U CN213815116U CN 213815116 U CN213815116 U CN 213815116U CN 202022888247 U CN202022888247 U CN 202022888247U CN 213815116 U CN213815116 U CN 213815116U
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- 244000309464 bull Species 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 4
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000036651 mood Effects 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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Abstract
The utility model discloses a scientific experiment demonstration device for primary school teaching, which comprises an experiment table, wherein one side of the top end of the experiment table is rotatably connected with a first rotating rod, the top end of the first rotating rod is fixedly provided with a C-shaped plate, the inside of the C-shaped plate is provided with a drawing board, the front side of the C-shaped plate is fixedly provided with a white board, the back side of the C-shaped plate is fixedly provided with a storage bag, the other side of the top end of the experiment table is rotatably connected with a second rotating rod, the top end of the second rotating rod is fixedly provided with a display table, and the bottom end of the experiment table is fixedly provided with a supporting seat. Students can well observe the theoretical knowledge and the demonstrated scientific experiments shown by teachers.
Description
Technical Field
The utility model relates to a presentation device, in particular to scientific experiment presentation device is used in primary school's teaching.
Background
Science is an ordered knowledge system established on verifiable interpretations and predictions of the form, organization, etc. of objective things, and is systematized and formulaized knowledge. The experiment is one of the important means for teachers to teach scientific knowledge, and the teachers show the scientific knowledge through the experiment, so that students can have more specific and objective cognition on the scientific knowledge, and the understanding of the students on the scientific knowledge in textbooks can be deepened.
In the primary school science teaching, a teacher usually uses an experiment table as a demonstration device to demonstrate scientific experiments, and the existing demonstration device has the following disadvantages:
1. the existing demonstration device is simple in structure and single in function, only has the function of performing scientific experiments, the attention of students is often focused on the scientific experiments, and the students cannot understand and remember the theoretical knowledge explained by teachers in the experiment process, so that the teaching effect is greatly reduced;
2. most of the existing demonstration devices are fixed, students sit around, some students cannot obtain a good observation angle, and the emotions of the pupils are easily influenced, so that the learning scientific knowledge of the pupils is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scientific experiment presentation device is used in primary school's teaching to the presentation device function that proposes in solving above-mentioned background is also more single, and student's attention often focuses on scientific experiment, and it is fixed mostly to influence its learning theory knowledge and presentation device, and some students can't obtain a good observation angle's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a scientific experiment presentation device is used in primary school's teaching, includes the laboratory bench, one side of laboratory bench top is rotated and is connected with first bull stick, the fixed C template that is equipped with in top of first bull stick, the inside of C template is equipped with the drawing board, the opposite side on laboratory bench top is rotated and is connected with the second bull stick, the fixed show stand that is equipped with in top of second bull stick, the bottom mounting of laboratory bench is equipped with the supporting seat.
As an optimal technical scheme of the utility model, the fixed blank that is equipped with in front of C template, the fixed bag of accomodating that is equipped with in back of C template.
As a preferred technical scheme of the utility model, one side of first pivot pole is equipped with the arc spout, the inside of arc spout is equipped with the pole setting, the top of pole setting and the middle part fixed connection of C template bottom.
As a preferred technical scheme of the utility model, the outer wall movable sleeve of pole setting is equipped with the sliding sleeve, the sliding sleeve is connected with arc spout block.
As a preferred technical scheme of the utility model, the guide slot has been seted up to the opposite side on laboratory bench top, the inside sliding connection of guide slot has the rubber inserted block.
As an optimized technical scheme of the utility model, the shape of rubber inserted block is the wedge, and the rubber inserted block is located the below of show stand.
As a preferred technical scheme of the utility model, the fixed plate that is equipped with in edge on laboratory bench top, the opening has all been seted up, two in one side on fixed plate top and the middle part on top the open-ended inside all is equipped with puts the thing groove, the fixed supporter that is equipped with of opposite side on fixed plate top.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a scientific experiment presentation device for primary school teaching, through setting up C template, drawing board, blank and show stand etc. can realize that the teacher shines the content on the drawing board and explains the theoretical knowledge of scientific experiment for the student, carry on the blackboard writing on the blank, demonstrate the scientific experiment on the show stand, the student can see the theoretical knowledge on drawing board and blank while observing the scientific experiment that the teacher goes on, multiple methods cooperate and explain theoretical knowledge and combine the scientific experiment, can make the student understand scientific knowledge better, help improving the effect of giving lessons;
2. the utility model relates to a scientific experiment presentation device is used in primary school's teaching, through setting up first bull stick, the second bull stick, the arc spout, the sliding sleeve, guide slot and rubber inserted block etc. for C template and show stand all can be pivoted, can realize rotating C template and show stand, can be to the student's demonstration of different positions, can look after all students 'mood, the student can both be fine observe the theoretical knowledge and the scientific experiment of demonstration that mr demonstrates, can arouse all students' study enthusiasm, and C template and show stand can stop at the optional position.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the experiment table of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a laboratory bench; 2. a first rotating lever; 3. c-shaped plates; 4. a white board; 5. a storage bag; 6. a fixing plate; 7. a storage groove; 8. a rack; 9. a second rotating rod; 10. erecting a rod; 11. an arc-shaped chute; 12. a sliding sleeve; 13. a guide groove; 14. rubber insert blocks; 15. a display stand; 16. drawing board.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a technical solution of a scientific experiment demonstration device for primary school teaching:
referring to fig. 1 and 2, the teaching aid comprises a laboratory table 1, wherein one side of the top end of the laboratory table 1 is rotatably connected with a first rotating rod 2, the top end of the first rotating rod 2 is fixedly provided with a C-shaped plate 3, a drawing board 16 is arranged inside the C-shaped plate 3, the drawing board 16 is provided with theoretical knowledge, the front side of the C-shaped plate 3 is fixedly provided with a white board 4, the back side of the C-shaped plate 3 is fixedly provided with a containing bag 5, a teacher inserts the drawing board 16 prepared in advance into the C-shaped plate 3, the theoretical knowledge displayed on the drawing board 16 is related to scientific experiments, the teacher takes the contents on the drawing board 16 as the theoretical knowledge for the students to explain the scientific experiments, after explaining the contents on one drawing board 16, the students can draw the drawing board out and put the drawing board into the containing bag 5, when some important knowledge points are met, the teacher can draw out one point from the drawing board 16 to expose the white board 4 to perform blackboard writing, the other side of the top end of the laboratory table 1 is rotatably connected with a second rotating rod 9, the fixed show stand 15 that is equipped with in top of second bull stick 9, mr demonstrates scientific experiment on show stand 15, the student can see the theoretical knowledge on drawing board 16 and blank 4 on one side, observe the scientific experiment that the mr goes on one side, the theoretical knowledge is explained in the cooperation of multiple methods and combine scientific experiment, can make the student better understand scientific knowledge, be favorable to improving the effect of giving lessons, the fixed plate 6 that is equipped with in edge on 1 top of laboratory bench, the opening has all been seted up at one side on fixed plate 6 top and the middle part on top, two open-ended insides all are equipped with puts thing groove 7, the fixed supporter 8 that is equipped with of opposite side on 6 tops of fixed plate, two put thing grooves 7 and supporter 8 and are used for placing some articles for experiments, the bottom mounting of laboratory bench 1 is equipped with the supporting seat.
According to the drawings of fig. 1 and 3, the C-shaped plate 3 and the display platform 15 are rotatable, the demonstration can be performed on students at different positions, the moods of all students can be taken care of, the students can well observe theoretical knowledge and scientific experiments demonstrated by teachers, learning enthusiasm of all students can be stimulated, an arc-shaped chute 11 is arranged on one side of the first rotating rod 2, a vertical rod 10 is arranged inside the arc-shaped chute 11, the top end of the vertical rod 10 is fixedly connected with the middle part of the bottom end of the C-shaped plate 3, a sliding sleeve 12 is movably sleeved on the outer wall of the vertical rod 10, the sliding sleeve 12 is connected with the arc-shaped chute 11 in a clamping manner, the sliding sleeve 12 is clamped in the arc-shaped chute 11, the C-shaped plate 3 cannot rotate, the sliding sleeve 12 is pulled upwards to be separated from the arc-shaped chute 11, the C-shaped plate 3 can be rotated, a guide groove 13 is arranged on the other side of the top end of the experiment platform 1, a rubber insert block 14 is slidably connected inside the guide groove 13, the shape of rubber inserted block 14 is the wedge, and rubber inserted block 14 is located the below of show stand 15, and rubber inserted block 14 blocks show stand 15, and show stand 15 can't rotate, takes out rubber inserted block 14, can rotate show stand 15.
When in specific use, the utility model relates to a teaching of primary school is with scientific experiment presentation device, at first the mr inserts the drawing board 16 that prepares in advance into the inside of C template 3, the theoretical knowledge that demonstrates on the drawing board 16 is about the scientific experiment, the mr explains the theoretical knowledge of scientific experiment for the student with the help of the content on the drawing board 16, after having explained the content on a drawing board 16, can take out it and put into storage bag 5, when meeting some important knowledge points, the mr can come a bit with drawing board 16, expose whiteboard 4, carry out the blackboard writing on whiteboard 4, the mr demonstrates the scientific experiment on show stand 15, the student can see the theoretical knowledge on drawing board 16 and whiteboard 4 while observing, observe the scientific experiment that the mr carries out, upwards stimulate sliding sleeve 12, make it break away from arc spout 11, can rotate C template 3, take out rubber inserted block 14, can rotate show stand 15, rotate C template 3 and show stand 15, can be to the student's demonstration of different positions, can take care of all students' mood, the student can both be fine observe the theoretical knowledge that the mr demonstrates and the scientific experiment of demonstration, at last with sliding sleeve 12 back of plug arc spout 11, insert the guide slot 13 with rubber inserted block 14 back can.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a primary school's teaching is with scientific experiment presentation device, includes laboratory bench (1), its characterized in that: one side on laboratory bench (1) top is rotated and is connected with first bull stick (2), the fixed C template (3) that is equipped with in top of first bull stick (2), the inside of C template (3) is equipped with drawing board (16), the opposite side on laboratory bench (1) top is rotated and is connected with second bull stick (9), the fixed show stand (15) that is equipped with in top of second bull stick (9), the bottom mounting of laboratory bench (1) is equipped with the supporting seat.
2. The scientific experiment demonstration device for primary school teaching according to claim 1, characterized in that: the front of C template (3) is fixed and is equipped with blank (4), the fixed bag (5) of accomodating that is equipped with in back of C template (3).
3. The scientific experiment demonstration device for primary school teaching according to claim 1, characterized in that: one side of first bull stick (2) is equipped with arc spout (11), the inside of arc spout (11) is equipped with pole setting (10), the top of pole setting (10) and the middle part fixed connection of C template (3) bottom.
4. The scientific experiment demonstration device for primary school teaching according to claim 3, characterized in that: the outer wall activity cover of pole setting (10) is equipped with sliding sleeve (12), sliding sleeve (12) and arc spout (11) block are connected.
5. The scientific experiment demonstration device for primary school teaching according to claim 1, characterized in that: guide slot (13) have been seted up to the opposite side on laboratory bench (1) top, the inside sliding connection of guide slot (13) has rubber inserted block (14).
6. The scientific experiment demonstration device for primary school teaching according to claim 5, characterized in that: the shape of rubber inserted block (14) is wedge, and rubber inserted block (14) is located the below of show stand (15).
7. The scientific experiment demonstration device for primary school teaching according to claim 1, characterized in that: fixed plate (6) that is equipped with in edge on laboratory bench (1) top, the opening has all been seted up, two in one side on fixed plate (6) top and the middle part on top the open-ended inside all is equipped with puts thing groove (7), the fixed supporter (8) that are equipped with of opposite side on fixed plate (6) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022888247.5U CN213815116U (en) | 2020-12-04 | 2020-12-04 | Scientific experiment demonstration device for primary school teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022888247.5U CN213815116U (en) | 2020-12-04 | 2020-12-04 | Scientific experiment demonstration device for primary school teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213815116U true CN213815116U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022888247.5U Expired - Fee Related CN213815116U (en) | 2020-12-04 | 2020-12-04 | Scientific experiment demonstration device for primary school teaching |
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| Country | Link |
|---|---|
| CN (1) | CN213815116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113854790A (en) * | 2021-10-14 | 2021-12-31 | 唐山师范学院 | Multifunctional demonstration device with visual transmission effect |
-
2020
- 2020-12-04 CN CN202022888247.5U patent/CN213815116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113854790A (en) * | 2021-10-14 | 2021-12-31 | 唐山师范学院 | Multifunctional demonstration device with visual transmission effect |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220630 Address after: 430000 baizanting 4-2-xia (- 12), No. 717, Minzhu Road, Wuchang District, Wuhan City, Hubei Province Patentee after: Wuhan Zhongxia radio Co.,Ltd. Address before: 430000 No. 20, floor 3, building 4-01, phase II, Guanggu core center, Donghu high tech Development Zone, Wuhan, Hubei Province Patentee before: WUHAN ZHONGXIA EDUCATION ROBOT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |