CN208679220U - A kind of middle school teaching experimental bench - Google Patents
A kind of middle school teaching experimental bench Download PDFInfo
- Publication number
- CN208679220U CN208679220U CN201821169804.4U CN201821169804U CN208679220U CN 208679220 U CN208679220 U CN 208679220U CN 201821169804 U CN201821169804 U CN 201821169804U CN 208679220 U CN208679220 U CN 208679220U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- stage body
- swivelling chute
- support
- swingle
- 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.)
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Abstract
The utility model discloses a kind of middle school teaching experimental benches, including stage body, table top is fixedly connected at the top of the stage body, the midpoint of the mesa top offers through-hole, the position of corresponding through-hole offers swivelling chute at the top of the stage body, the bottom of the swivelling chute inner wall is fixedly connected with the first support, and first support is internally provided with thrust ball bearing, the second support is provided at the top of the thrust ball bearing.The utility model on annular LED display screen by recording the instructional video of various teaching experiment in advance and points for attention and carrying out loop play, student's problem that can meet difficulty during the experiment observes display screen in time and continues to test, it avoids the more student of traditional experiment class and also needs to seek the case where teacher helps, certain teaching pressure is alleviated to counselor, the process for being conducive to accelerate entire laboratory simultaneously, is conducive to study and understanding of the student to the experiment.
Description
Technical field
The utility model relates to experimental bench technical field, specially a kind of middle school teaching experimental bench.
Background technique
Experimental bench is that a kind of teaching equipment that the subjects such as Middle School Physics, chemistry, biology must use refers on laboratory
Leading teacher often can first demonstrate a teaching experiment, and student's independent operation is allowed to be completed later, however more complicated for part
Experiment, step is more or points for attention are more, and student can not remember completely in a short time, therefore more students' union is constantly sought
It asks counselor to help, certain inconvenience is brought to counselor, and dragged slowly the process of entire laboratory, therefore, I
Propose a kind of experimental bench that can synchronize progress experimental procedure instructional clues in student experimenting.
Utility model content
The purpose of this utility model is to provide a kind of middle school teaching experimental benches, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of middle school teaching experimental bench, including platform
Body, is fixedly connected with table top at the top of the stage body, and the midpoint of the mesa top offers through-hole, right at the top of the stage body
The position of through-hole is answered to offer swivelling chute, the bottom of the swivelling chute inner wall is fixedly connected with the first support, first support
Be internally provided with thrust ball bearing, the second support, the top of second support are provided at the top of the thrust ball bearing
It is fixedly connected with swingle, the top of the swingle sequentially passes through swivelling chute and through-hole from bottom to up and extends to the outer of through-hole
Portion is fixedly connected with link block, and the two sides of the link block are fixedly connected to two connecting rods, and four connecting rods are far from connection
One end of block is fixedly connected with driven tooth through annular LED display screen, the swingle surface and above the second support
Wheel, the right side opening that the stage body corresponds to driven gear are equipped with the driver slot being interconnected with swivelling chute, the driver slot inner wall
Bottom is fixedly installed with driving motor, and drive shaft, the drive shaft are fixedly connected on the output shaft of the driving motor
Top by retarder be connected, be fixedly connected at the top of the top of the retarder and driver slot inner wall, the drive shaft
The surface and position of corresponding driven gear is fixedly connected with driving gear used in conjunction with.
Preferably, the bottom of the stage body two sides is fixedly connected to backing plate, is fixedly connected at the top of the backing plate solid
Fixed column, the surface of the fixed column are arranged with spring, the fixed column surface and are located at the top of spring and are arranged with sleeve, described
The top of spring is fixedly connected with the bottom of sleeve, is fixedly connected at the top of the bottom of the spring and backing plate, the sleeve
Top is fixedly connected with pedal.
Preferably, the position of the mesa top and corresponding swivelling chute is fixedly connected with dust-proof cushion, and the one of the swingle
End is through dust-proof cushion and extends to outside it.
Preferably, it the swingle two sides and is correspondingly connected with the position of block and is fixedly connected to reinforcing rib, the reinforcing rib
Side close to link block is fixedly connected with link block.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model drives drive shaft to be rotated under the action of retarder by driving motor, to make to cover
It connects the driving gear on drive shaft and drives driven gear rotation, swingle drives annular LED display screen in thrust ball axis
It is slowly rotated under the action of holding, records the instructional video and note of various teaching experiment in advance on annular LED display screen
Meaning item simultaneously carries out loop play, and student's problem that can meet difficulty during the experiment observes display screen in time and continues to test,
It avoids the more student of traditional experiment class and also needs to seek the case where teacher helps, certain teaching pressure is alleviated to counselor
Power, while being conducive to accelerate the process of entire laboratory, be conducive to study and understanding of the student to the experiment.
2, the utility model is by setting backing plate, fixed column, spring, sleeve and pedal, student can during the experiment by
Foot is placed on pedal, advantageously ensures that student tests under a comfortable posture, and sleeve can compress spring,
The comfort level that foot is placed on pedal by student is improved, by the way that dust-proof cushion is arranged, prevents the dust in experimentation from entering
In swivelling chute, the accumulation of long period causes to be difficult to clean, also prevent dust enter among driving motor cause driving electricity
Machine damage strengthens fixation of the link block on swingle, prevents from using for a long time, link block is from rotation by the way that reinforcing rib is arranged
It fractures on bull stick, causes annular LED display screen to fall off and generate danger.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the structure of the utility model main view；
Fig. 2 is the partial enlarged view of A-A in the utility model Fig. 1.
In figure: 1 stage body, 2 table tops, 3 through-holes, 4 swivelling chutes, 5 first supports, 6 thrust ball bearings, 7 second supports, 8 rotations
Bar, 9 link blocks, 10 connecting rods, 11 annular LED display screens, 12 driven gears, 13 driver slots, 14 driving motors, 15 drivings turn
Axis, 16 retarders, 17 driving gears, 18 backing plates, 19 fixed columns, 20 springs, 21 sleeves, 22 pedals, 23 dust-proof cushions, 24 are reinforced
Muscle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of middle school teaching experimental bench referring to FIG. 1-2, including stage body 1, the top of stage body 1 are fixedly connected with table top
2, the midpoint at 2 top of table top offers through-hole 3, and the position that through-hole 3 is corresponded at the top of stage body 1 offers swivelling chute 4, swivelling chute 4
The bottom of inner wall is fixedly connected with the first support 5, and the first support 5 is internally provided with thrust ball bearing 6, thrust ball bearing 6
Top is provided with the second support 7, and the top of the second support 7 is fixedly connected with swingle 8, the top of swingle 8 from bottom to up according to
The secondary outside run through swivelling chute 4 and through-hole 3 and extend to through-hole 3 is fixedly connected with link block 9,2 top of table top and corresponding rotation
The position of slot 4 is fixedly connected with dust-proof cushion 23, and one end of swingle 8 through dust-proof cushion 23 and extends to outside it, 8 liang of swingle
Side and the position for being correspondingly connected with block 9 are fixedly connected to reinforcing rib 24, side and link block 9 of the reinforcing rib 24 close to link block 9
It is fixedly connected, the two sides of link block 9 are fixedly connected to two connecting rods 10, four one end of connecting rod 10 far from link block 9
By annular LED display screen 11,8 surface of swingle and be located at the second support 7 top be fixedly connected with driven gear 12, stage body
The right side opening of 1 corresponding driven gear 12 is equipped with the driver slot 13 being interconnected with swivelling chute 4, and the bottom of 13 inner wall of driver slot is fixed
Driving motor 14 is installed, drive shaft 15 is fixedly connected on the output shaft of driving motor 14, the top of drive shaft 15 is logical
It crosses retarder 16 to be connected, be fixedly connected at the top of the top of retarder 16 and 13 inner wall of driver slot, 15 surface of drive shaft and right
The position of driven gear 12 is answered to be fixedly connected with driving gear 17 used in conjunction with, the bottom of 1 two sides of stage body is fixed to be connected
It is connected to backing plate 18, the top of backing plate 18 is fixedly connected with fixed column 19, and the surface of fixed column 19 is arranged with spring 20, fixed column 19
Surface and be located at spring 20 top be arranged with sleeve 21, the top of spring 20 is fixedly connected with the bottom of sleeve 21, spring 20
Bottom be fixedly connected with the top of backing plate 18, the top of sleeve 21 is fixedly connected with pedal 22, passes through setting backing plate 18, fixed
Foot can be placed on pedal 22 by column 19, spring 20, sleeve 21 and pedal 22, student during the experiment, advantageously ensure that
Life is tested under a comfortable posture, and sleeve 21 can compress spring 20, is improved student and is placed in foot and steps on
Comfort level on plate 22 prevents the dust in experimentation from entering in swivelling chute 4, the long period by the way that dust-proof cushion 23 is arranged
Accumulation cause to be difficult to clean, also prevent dust enter among driving motor 14 cause driving motor 14 damage, by setting
Reinforcing rib 24 is set, fixation of the link block 9 on swingle 8 is strengthened, prevents from using for a long time, link block 9 is on swingle 8
It fractures, causes annular LED display screen 11 to fall off and generate danger, drive drive shaft 15 in retarder 16 by driving motor 14
It is rotated under effect, thus make the driving gear 17 being socketed on drive shaft 15 that driven gear 12 be driven to rotate, rotation
Bar 8 drives annular LED display screen 11 slowly to be rotated under the action of thrust ball bearing 6, above mentions in annular LED display screen 11
The preceding instructional video for recording various teaching experiment and points for attention simultaneously carry out loop play, and student can encounter during the experiment
Difficult problem observes display screen in time and continues to test, and avoids the more student of traditional experiment class and also needs to seek teacher's help
Situation alleviates certain teaching pressure to counselor, while being conducive to accelerate the process of entire laboratory, is conducive to student
Study and understanding to the experiment.
In use, opening driving motor 14, drive shaft 15 is rotated under the action of retarder 16, to make to be socketed
Driving gear 17 on drive shaft 15 drives driven gear 12 to rotate, and swingle 8 drives annular LED display screen 11 pushing away
It is slowly rotated under the action of power ball bearing 6, records the teaching view of various teaching experiment in advance on annular LED display screen 11
Frequency and points for attention simultaneously carry out loop play, student can meet difficulty during the experiment problem observe in time display screen and after
Continuous experiment, to achieve the purpose that prompt.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of middle school teaching experimental bench, including stage body (1), it is characterised in that: be fixedly connected at the top of the stage body (1)
Table top (2), the midpoint at the top of the table top (2) offer through-hole (3), the position of corresponding through-hole (3) at the top of the stage body (1)
It offers swivelling chute (4), the bottom of swivelling chute (4) inner wall is fixedly connected with the first support (5), first support (5)
Be internally provided with thrust ball bearing (6), be provided with the second support (7) at the top of the thrust ball bearing (6), described second
Seat (7) at the top of be fixedly connected with swingle (8), the top of the swingle (8) sequentially pass through from bottom to up swivelling chute (4) and
Through-hole (3) and the outside for extending to through-hole (3) are fixedly connected with link block (9), and the two sides of the link block (9) are fixedly connected with
There are two connecting rod (10), the one end of four connecting rods (10) far from link block (9) is described by annular LED display screen (11)
Swingle (8) surface and being located above the second support (7) is fixedly connected with driven gear (12), the stage body (1) it is corresponding from
The right side opening of moving gear (12) is equipped with the driver slot (13) being interconnected with swivelling chute (4), the bottom of driver slot (13) inner wall
Portion is fixedly installed with driving motor (14), is fixedly connected with drive shaft (15), institute on the output shaft of the driving motor (14)
The top for stating drive shaft (15) is connected by retarder (16), top and driver slot (13) inner wall of the retarder (16)
Top is fixedly connected, and the position of drive shaft (15) surface and corresponding driven gear (12), which is fixedly connected with to cooperate with it, to be made
Driving gear (17).
2. a kind of middle school teaching experimental bench according to claim 1, it is characterised in that: the bottom of stage body (1) two sides
Portion is fixedly connected to backing plate (18), is fixedly connected with fixed column (19) at the top of the backing plate (18), the fixed column (19)
Surface be arranged with spring (20), fixed column (19) surface and be located at spring (20) at the top of be arranged with sleeve (21), institute
The top for stating spring (20) is fixedly connected with the bottom of sleeve (21), and the bottom of the spring (20) and the top of backing plate (18) are solid
It is fixed to connect, pedal (22) are fixedly connected at the top of the sleeve (21).
3. a kind of middle school teaching experimental bench according to claim 1, it is characterised in that: at the top of the table top (2) and right
The position of swivelling chute (4) is answered to be fixedly connected with dust-proof cushion (23), one end of the swingle (8) through dust-proof cushion (23) and extends
Outside to it.
4. a kind of middle school teaching experimental bench according to claim 1, it is characterised in that: swingle (8) two sides and
The position for being correspondingly connected with block (9) is fixedly connected to reinforcing rib (24), the reinforcing rib (24) close to link block (9) side with
Link block (9) is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169804.4U CN208679220U (en) | 2018-07-24 | 2018-07-24 | A kind of middle school teaching experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169804.4U CN208679220U (en) | 2018-07-24 | 2018-07-24 | A kind of middle school teaching experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208679220U true CN208679220U (en) | 2019-04-02 |
Family
ID=65882007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821169804.4U Expired - Fee Related CN208679220U (en) | 2018-07-24 | 2018-07-24 | A kind of middle school teaching experimental bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208679220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114882745A (en) * | 2022-07-01 | 2022-08-09 | 肯拓（天津）工业自动化技术有限公司 | Artificial intelligence teaching experiment platform |
-
2018
- 2018-07-24 CN CN201821169804.4U patent/CN208679220U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114882745A (en) * | 2022-07-01 | 2022-08-09 | 肯拓（天津）工业自动化技术有限公司 | Artificial intelligence teaching experiment platform |
| CN114882745B (en) * | 2022-07-01 | 2022-10-18 | 肯拓（天津）工业自动化技术有限公司 | Artificial intelligence teaching experiment platform |
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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: 20190402 Termination date: 20190724 |