CN205587026U - Desk special for senior high school chemical experiments - Google Patents
Desk special for senior high school chemical experiments Download PDFInfo
- Publication number
- CN205587026U CN205587026U CN201620284988.3U CN201620284988U CN205587026U CN 205587026 U CN205587026 U CN 205587026U CN 201620284988 U CN201620284988 U CN 201620284988U CN 205587026 U CN205587026 U CN 205587026U
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- CN
- China
- Prior art keywords
- desk
- slide rail
- reaction bulb
- lid
- high school
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- 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 relates to a desk especially relates to a desk special for senior high school chemical experiments. The to -be -solved technical problem of the utility model is to provide a desk special for senior high school chemical experiments who be convenient for to be simulation experiment, easy operation under the condition of vacuum, the student of being convenient for understands chemical knowledge. In order to solve the technical problem, the utility model provides a such desk special for senior high school chemical experiments, including the motor, the gear, the rack, the lid, slide rail I, slider I, the hose, the vacuum pump, the fixed plate, electric putter I, the standing groove, the drain pipe, automatically controlled valve, a piston, electric putter II, from the driving wheel, slider II, act as go -between, slide rail II, main electronic round, the elasticity passageway, an elastic element, the reaction bulb, the fixed block, desk and reagent box, the desk is including the desktop board, the table leg, connecting plate and roof, the table leg top is provided with the desktop board. The utility model discloses the effect of having reached and be convenient for to be simulation experiment, easy operation under the condition of vacuum, the student of being convenient for understanding chemical knowledge.
Description
Technical field
This utility model relates to a kind of desk, particularly relates to a kind of Special desk for high school chemistry experiments.
Background technology
Desk is a kind of conventional furniture, above has plane, under have pillar.Can put above thing, do work,
Have a meal, write, work etc..There is smooth plates, lower limb and other supporter the furniture being fixed up.
Chemistry is natural science applied one, studies the composition of material, character, knot on molecule, atom level
Structure and Changing Pattern；Create the science of novel substance.The world is made up of material, and chemistry is then that the mankind are in order to recognize
With transformation one of intramundane main method and means.It is with a long history and dynamic
Section, its achievement is the important symbol of social civilization, there is chemical change and physical change two kinds in chemistry
Version.
Experiment, one of basic skills referring to scientific research.According to the purpose of scientific research, as much as possible
Getting rid of external influence, prominent principal element also utilizes some special instrument and equipments, and change artificially,
Control or simulation study object, make certain some things (or process) occur or reproduce, thus go the knowledge of natural environment
Phenomenon, natural property, the natural law.
Present high school chemical experiment is difficult to simulate under vacuum and carries out, when needs are at vacuum condition
Under when carrying out chemical experiment, teacher is difficult to demonstrate accurately chemical experiment process to student, causes student to be difficult to
Thorough explanation knowledge, therefore continue research and development one be easy to do under vacuum simulation experiment, simple to operate,
It is easy to student and understands the Special desk for high school chemistry experiments of chemical knowledge.
Utility model content
(1) to solve the technical problem that
This utility model is difficult to simulate under vacuum to overcome present high school chemical experiment to exist
Carry out, teacher is difficult to demonstrate chemical experiment process accurately and is difficult to thorough explanation knowledge to student, student
Shortcoming, the technical problems to be solved in the utility model is to provide to be easy to be simulation experiment, behaviour under vacuum
Work is simple, be easy to student understands the Special desk for high school chemistry experiments of chemical knowledge.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides such a Special desk for high school chemistry experiments, bag
Motor, gear, tooth bar, lid, slide rail I, slider I, flexible pipe, vacuum pump, fixed plate, electricity are included
Dynamic push rod I, placing trough, drain pipe, electrically-controlled valve, piston, electric pushrod II, driven pulley, slide block II,
Bracing wire, slide rail II, main Electric Motor Wheel, resilient channels, flexible member, reaction bulb, fixed block, desk and examination
Agent case, desk includes desktop, table leg, connecting plate and top board, and table leg top is provided with desktop, table
On panel, rear side is provided with connecting plate, and connecting plate top is provided with top board, and top board is positioned at the top of desktop,
The left side of top board is provided with main Electric Motor Wheel, the right side of top board be provided with driven pulley, main Electric Motor Wheel and driven pulley around
Having bracing wire, top board lower end to be provided with slide rail II, on slide rail II, the connection of slidingtype has slide block II, the two ends of bracing wire
Being connected to left side and the right side of slide block II, slide block II lower end connects has reagent box, reagent box inner top to set
Being equipped with electric pushrod II, electric pushrod II lower end connects piston, is provided with drain pipe, goes out bottom reagent box
It is provided with electrically-controlled valve on liquid pipe, bottom top board, is disposed with vacuum pump, slide rail I and motor from left to right,
On slide rail I, the connection of slidingtype has slider I, and slider I lower end connects has tooth bar, motor rear to be provided with tooth
Wheel, wheel and rack engages, and tooth bar lower end connects lid, is provided with flexible pipe between lid and vacuum pump,
One end of flexible pipe is fixed on lid by fixed block, and the other end of flexible pipe is connected with vacuum pump, on desktop
Be placed with placing trough, placing trough be positioned at be provided with on the lower section of lid, placing trough inner left wall and right wall electronic
Push rod I, electric pushrod I connects and has fixed plate, be placed with reaction bulb, on the right wall of reaction bulb in placing trough
Side is provided with two flexible members, and flexible member is provided with resilient channels, and resilient channels is positioned at drain pipe
Left.
Preferably, also including cushion pad, cushion pad is arranged in fixed plate.
Preferably, the bottleneck frosted of reaction bulb.
Operation principle: when needs do chemical experiment, manually adds appropriate chemical reagent, then in reaction bulb
Reaction bulb is placed on placing trough, then starts electric pushrod I elongation and drive fixed plate to move, so that instead
Answering bottle to be fixed, electric pushrod I stops elongation, and motor work strip moving gear inverts, thus band carry-over bar
Moving down, thus drive lid to move down, when reaction bulb is covered tightly by lid, motor quits work,
The work of the most main Electric Motor Wheel drives driven pulley to rotate, thus band movable slider II is moved to the left, so that drain pipe
Extruding flexible member, resilient channels is opened, and drain pipe stretches into reaction bulb, and the most main Electric Motor Wheel quits work,
Then the air in reaction bulb is released by vacuum pump work, and then electrically-controlled valve is opened, and starts electric pushrod II
Elongation drives piston to move down, and reagent box is built with another kind of chemical reagent, thus by the change in reagent box
Learning reagent and enter reaction bulb by drain pipe, when entering appropriate chemical reagent in reaction bulb, electrically-controlled valve is closed
Closing, electric pushrod II quits work, and now two kinds of chemical reagent in reaction bulb are achieved that at vacuum condition
Issuing biochemical reaction, after reaction completes, motor work drives lid to reset, and the work of main Electric Motor Wheel drives
Drain pipe resets, and resilient channels is closed, and then electric pushrod I work drives fixed plate to reset, and people is the most permissible
Reaction bulb is taken out observation.
Because also including cushion pad, cushion pad is arranged in fixed plate, drives solid in electric pushrod I elongation
Determining during plate fixes reaction bulb, buffering is lined with cushioning effect, it is possible to be prevented effectively from damage reaction bulb.
Because the bottleneck frosted of reaction bulb, so sealing effectiveness is more preferable.
(3) beneficial effect
This utility model reached to be easy to do under vacuum simulation experiment, simple to operate, be easy to student's reason
Solve the effect of chemical knowledge.
Accompanying drawing explanation
Fig. 1 is the perspective view of this utility model desk.
Fig. 2 is the first main TV structure schematic diagram of this utility model.
Fig. 3 is this utility model the second main TV structure schematic diagram.
Being labeled as in accompanying drawing: 1-desktop, 2-table leg, 3-connecting plate, 4-top board, 5-motor, 6-tooth
Wheel, 7-tooth bar, 8-lid, 9-slide rail I, 10-slider I, 11-flexible pipe, 12-vacuum pump, 13-fixes
Plate, 14-electric pushrod I, 15-placing trough, 16-drain pipe, 17-electrically-controlled valve, 18-piston, 19-is electronic
Push rod II, 20-driven pulley, 21-slide block II, 22-bracing wire, 23-slide rail II, the main Electric Motor Wheel of 24-, 25-bullet
Property passage, 26-flexible member, 27-reaction bulb, 28-fixed block, 29-desk, 30-reagent box, 31-delay
Die head.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment 1
A kind of Special desk for high school chemistry experiments, as Figure 1-3, includes motor 5, gear 6, tooth bar 7, lid
Son 8, slide rail I 9, slider I 10, flexible pipe 11, vacuum pump 12, fixed plate 13, electric pushrod I 14,
Placing trough 15, drain pipe 16, electrically-controlled valve 17, piston 18, electric pushrod II 19, driven pulley 20, slide block
II 21, bracing wire 22, slide rail II 23, main Electric Motor Wheel 24, resilient channels 25, flexible member 26, reaction bulb
27, fixed block 28, desk 29 and reagent box 30, desk 29 includes desktop 1, table leg 2, connects
Plate 3 and top board 4, table leg 2 top is provided with desktop 1, and on desktop 1, rear side is provided with connecting plate 3,
Connecting plate 3 top is provided with top board 4, and top board 4 is positioned at the top of desktop 1, and the left side of top board 4 is provided with
Main Electric Motor Wheel 24, the right side of top board 4 is provided with driven pulley 20, and main Electric Motor Wheel 24 and driven pulley 20 are wound with and draw
Line 22, top board 4 lower end is provided with slide rail II 23, and on slide rail II 23, the connection of slidingtype has slide block II 21, bracing wire
The two ends of 22 are connected to left side and the right side of slide block II 21, and slide block II 21 lower end connects reagent box 30,
Reagent box 30 inner top is provided with electric pushrod II 19, and electric pushrod II 19 lower end connects piston 18, examination
It is provided with drain pipe 16 bottom agent case 30, drain pipe 16 is provided with electrically-controlled valve 17, from a left side bottom top board 4
Be disposed with vacuum pump 12, slide rail I 9 and motor 5 to the right side, on slide rail I 9, the connection of slidingtype has slide block
I 10, slider I 10 lower end connects has tooth bar 7, motor 5 rear to be provided with gear 6, gear 6 and tooth bar 7
Engagement, tooth bar 7 lower end connects lid 8, is provided with flexible pipe 11, flexible pipe between lid 8 and vacuum pump 12
One end of 11 is fixed on lid 8 by fixed block 28, and the other end of flexible pipe 11 is connected with vacuum pump 12,
Being placed with placing trough 15 on desktop 1, placing trough 15 is positioned at the lower section of lid 8, placing trough 15 inner left wall
Be provided with electric pushrod I 14 on right wall, on electric pushrod I 14 connect have fixed plate 13, placing trough 15
Inside being placed with reaction bulb 27, the right wall of reaction bulb 27 is provided above two flexible members 26, flexible member 26
On be provided with resilient channels 25, resilient channels 25 is positioned at the left of drain pipe 16.
Also including cushion pad 31, cushion pad 31 is arranged in fixed plate 13.
The bottleneck frosted of reaction bulb 27.
Operation principle: when needs do chemical experiment, manually adds appropriate chemical reagent, so in reaction bulb 27
After reaction bulb 27 is placed on placing trough 15, then start electric pushrod I 14 elongation drive fixed plate 13 move
Dynamic, so that reaction bulb 27 is fixed, electric pushrod I 14 stops elongation, motor 5 work strip moving gear
6 reversions, thus band carry-over bar 7 moves down, thus drive lid 8 to move down, when lid 8 will reaction
When bottle 27 covers tightly, motor 5 quits work, and the work of the most main Electric Motor Wheel 24 drives driven pulley 20 to rotate, from
And band movable slider II 21 is moved to the left, so that drain pipe 16 extrudes flexible member 26, resilient channels 25 dozens
Opening, drain pipe 16 stretches into reaction bulb 27, and the most main Electric Motor Wheel 24 quits work, and then vacuum pump 12 works
Being released by air in reaction bulb 27, then electrically-controlled valve 17 is opened, and starts electric pushrod II 19 elongated
Dynamic piston 18 moves down, and reagent box 30 is built with another kind of chemical reagent, thus by reagent box 30
Chemical reagent enters reaction bulb 27 by drain pipe 16, when entering appropriate chemical reagent in reaction bulb 27,
Electrically-controlled valve 17 is closed, and electric pushrod II 19 quits work, and now two kinds of chemical reagent in reaction bulb 27 are just
Achieving and chemical reaction occurs under vacuum, after reaction completes, motor 5 work drives lid 8 multiple
Position, the work of main Electric Motor Wheel 24 drives drain pipe 16 to reset, and resilient channels 25 is closed, then electric pushrod I
14 work drive fixed plate 13 to reset, and reaction bulb 27 just can be taken out observation by people.
Because also including cushion pad 31, cushion pad 31 is arranged in fixed plate 13, at electric pushrod I 14
During elongation drives fixed plate 13 to fix reaction bulb 27, cushion pad 31 has cushioning effect, it is possible to
It is prevented effectively from damage reaction bulb 27.
Because the bottleneck frosted of reaction bulb 27, so sealing effectiveness is more preferable.
Embodiment described above only have expressed preferred implementation of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that,
For the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to make
Some deformation, improving and substitute, these broadly fall into protection domain of the present utility model.Therefore, this practicality is new
The protection domain of type patent should be as the criterion with claims.
Claims (3)
1. a Special desk for high school chemistry experiments, it is characterised in that include motor (5), gear (6), tooth bar
(7), lid (8), slide rail I (9), slider I (10), flexible pipe (11), vacuum pump (12),
Fixed plate (13), electric pushrod I (14), placing trough (15), drain pipe (16), electrically-controlled valve (17),
Piston (18), electric pushrod II (19), driven pulley (20), slide block II (21), bracing wire (22),
Slide rail II (23), main Electric Motor Wheel (24), resilient channels (25), flexible member (26), reaction bulb (27),
Fixed block (28), desk (29) and reagent box (30), desk (29) include desktop (1),
Table leg (2), connecting plate (3) and top board (4), table leg (2) top is provided with desktop (1), table
The upper rear side of panel (1) is provided with connecting plate (3), and connecting plate (3) top is provided with top board (4), top
Plate (4) is positioned at the top of desktop (1), and the left side of top board (4) is provided with main Electric Motor Wheel (24),
The right side of top board (4) is provided with driven pulley (20), main Electric Motor Wheel (24) and driven pulley (20) and is wound with
Bracing wire (22), top board (4) lower end is provided with slide rail II (23), the company of the upper slidingtype of slide rail II (23)
Being connected to slide block II (21), the two ends of bracing wire (22) are connected to left side and the right side of slide block II (21)
Side, slide block II (21) lower end connects has reagent box (30), reagent box (30) inner top to be provided with electricity
Dynamic push rod II (19), electric pushrod II (19) lower end connects piston (18), reagent box (30) end
Portion is provided with drain pipe (16), and drain pipe (16) is provided with electrically-controlled valve (17), top board (4) end
Portion is disposed with vacuum pump (12), slide rail I (9) and motor (5), slide rail I (9) from left to right
The connection of upper slidingtype has slider I (10), and slider I (10) lower end connects tooth bar (7), motor
(5) rear is provided with gear (6), and gear (6) engages with tooth bar (7), and tooth bar (7) lower end is even
It is connected to lid (8), between lid (8) and vacuum pump (12), is provided with flexible pipe (11), flexible pipe (11)
One end be fixed on lid (8) by fixed block (28), the other end of flexible pipe (11) and vacuum
Pump (12) connects, and desktop (1) is placed with placing trough (15), and placing trough (15) is positioned at lid
(8) lower section, placing trough (15) inner left wall and right wall are provided with electric pushrod I (14), electricity
The dynamic upper connection of push rod I (14) has fixed plate (13), is placed with reaction bulb (27) in placing trough (15),
Reaction bulb (27) right wall is provided above two flexible members (26), and flexible member (26) is upper to be arranged
Flexible passage (25), resilient channels (25) is positioned at the left of drain pipe (16).
A kind of Special desk for high school chemistry experiments the most according to claim 1, it is characterised in that also include slow
Die head (31), cushion pad (31) is arranged in fixed plate (13).
A kind of Special desk for high school chemistry experiments the most according to claim 1, it is characterised in that reaction bulb (27)
Bottleneck frosted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284988.3U CN205587026U (en) | 2016-04-07 | 2016-04-07 | Desk special for senior high school chemical experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284988.3U CN205587026U (en) | 2016-04-07 | 2016-04-07 | Desk special for senior high school chemical experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205587026U true CN205587026U (en) | 2016-09-21 |
Family
ID=56922834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620284988.3U Expired - Fee Related CN205587026U (en) | 2016-04-07 | 2016-04-07 | Desk special for senior high school chemical experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205587026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078583A (en) * | 2018-08-29 | 2018-12-25 | 广东海翔教育科技有限公司 | A kind of chemical experiment teaching solid purifying plant |
-
2016
- 2016-04-07 CN CN201620284988.3U patent/CN205587026U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078583A (en) * | 2018-08-29 | 2018-12-25 | 广东海翔教育科技有限公司 | A kind of chemical experiment teaching solid purifying plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20190407 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |