CN108405028A - A kind of experimental teaching rack for test tube - Google Patents
A kind of experimental teaching rack for test tube Download PDFInfo
- Publication number
- CN108405028A CN108405028A CN201810607310.8A CN201810607310A CN108405028A CN 108405028 A CN108405028 A CN 108405028A CN 201810607310 A CN201810607310 A CN 201810607310A CN 108405028 A CN108405028 A CN 108405028A
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- CN
- China
- Prior art keywords
- test tube
- block
- fixedly connected
- swivel
- experimental teaching
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The present invention provides a kind of experimental teaching rack for test tube, is related to instruments used for education field.The experimental teaching rack for test tube, including pedestal, it is fixedly connected with supporting block at the top of the pedestal, flexible threaded rod is plugged at the top of the supporting block, it is fixedly connected with swivel base at the top of the flexible threaded rod, swivel plate is overlapped at the top of the swivel base, the side of the swivel plate is fixedly connected with rotating handles, it is fixedly connected with test tube at the top of the swivel plate and places block, the front that the test tube places block is fixedly connected with test tube rack.The experimental teaching rack for test tube, by pushing rotating handles that swivel plate is made to be rotated, allow equipment that the student of both sides is allowed to watch the reaction of test tube interior, allow student can observing without dead angle, it also avoids teacher to need to pick up the trouble that equipment allows student to be watched, some accidents can occur due to not holding steadily when avoiding picking up.
Description
Technical field
The present invention relates to technical field of teaching instruments, specially a kind of experimental teaching rack for test tube.
Background technology
Chemistry either Bioexperiment be realize chemistry or bioconversion medium objectives and tasks important channels, reinforce chemistry or
Experimental teaching during person's bioconversion medium is also the important link improved the quality of teaching；Teaching practice for many years proves, is changing
Learn or bioconversion medium during experimental teaching can the effectively observation ability of training student, thinking ability, understandability, from
And student is preferably helped accurately to hold chemistry or biological knowledge, and training student science can be ground during experiment
Study carefully method and rigorous scientism, solid base is laid to the study and research of chemistry or biological knowledge for high-stage
Plinth；Certainly in student's chemistry or during Bioexperiment, also the cooperation awareness of training student, independent consciousness and meaning can be saved
The attainment such as knowledge, to the all-round developing service for student.Existing teaching is needed that teacher's handheld device is allowed to carry out with rack for test tube
Displaying is easy to cause in this way some accidents may occur due to not holding steadily when displaying, causes certain damage
It loses.
Invention content
（One）The technical issues of solution
In view of the deficiencies of the prior art, it the present invention provides a kind of experimental teaching rack for test tube, solves and needs teacher is hand-held to set
It is standby to show experiment effect, some accidents are easy to happen, the problem of causing centainly to lose.
（Two）Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of experimental teaching rack for test tube, including bottom
, it is fixedly connected with supporting block at the top of the pedestal, flexible threaded rod, the flexible spiral shell are plugged at the top of the supporting block
It is fixedly connected with swivel base at the top of rasp bar, swivel plate, the side of the swivel plate are overlapped at the top of the swivel base
Rotating handles are fixedly connected with, test tube is fixedly connected at the top of the swivel plate and places block, the test tube places the front of block
It is fixedly connected with test tube rack, offers slot compatible with test tube at the top of the test tube rack, in the slot
The surface of wall is fixedly connected with rubber antiskid block, and the front that the test tube places block is fixedly connected with the first test tube fixed block, institute
The front for stating the first test tube fixed block is fixedly connected there are two bearing block, is connected by swivel bearing activity between two bearing blocks
It connecing, the surface of the swivel bearing is fixedly connected with snap-gauge, and side of the snap-gauge far from swivel bearing is fixedly connected with fixture block,
The front that the test tube places block is fixedly connected with the second test tube fixed block, the front of the second test tube fixed block offer with
The compatible card slot of fixture block.
Preferably, the material that the test tube places block is transparent glass, and the back side that the test tube places block is fixedly connected with
Fixed seat at bottom, the back side that the test tube places block are fixedly connected with inserted block, and the both sides of the inserted block offer plugboard trough, described
The first colour table is plugged at the top of inserted block, bottom and the fixed seat at bottom of first colour table overlap.
Preferably, link block is fixedly connected at the top of the swivel plate, the bottom of the link block is fixedly connected with rotation
Bull stick, side of the swingle far from link block run through swivel plate and extend to the outside of swivel base, and the swingle is remote
Side from link block is socketed with fixing sleeve.
Preferably, the side of the swivel base and be fixedly connected with shaft seat, the shaft seat is connected by shaft activity
It is connected to spill spin block, side of the spill spin block far from shaft seat is fixedly connected with clamping block, is offered at the top of the swivel plate
Multiple buckling grooves compatible with clamping block.
Preferably, thread groove compatible with the screw thread of flexible threaded rod, the branch are offered at the top of the supporting block
The top movable of bracer is connected with screw thread rotation plate compatible with the screw thread of flexible threaded rod.
Preferably, colored plate box is fixedly connected at the top of the pedestal, the colour table box back side offers placing groove, described
The bottom of placing groove inner wall is overlapped with polylith the second colour table identical with the first colour table size.
（Three）Advantageous effect
The present invention provides a kind of experimental teaching rack for test tubes.Has following advantageous effect：
1, the experimental teaching rack for test tube allows user by the cooperation between the flexible threaded rod and screw thread rotation plate of setting
The position of test tube can be made to increase to adjust the height of swivel base by rotating screw thread rotation plate, make student very convenient
The reaction for seeing test tube interior, and by pushing rotating handles that swivel plate is made to be rotated so that equipment can allow both sides
Student the reaction of test tube interior is watched, allow student can observing without dead angle, also avoid teacher need take
It plays equipment and allows the trouble that student is watched, some accidents can occur due to not holding steadily when avoiding picking up.
2, the experimental teaching rack for test tube stores the second colour table by the colour table box of setting, makes user direct
The second colour table of extraction is placed on the first colour table inside the placing groove, convenient for users to carrying the first colour table and selecting suitable the
Two colour tables are inserted on fixed seat at bottom, improve the sensory effects of student, and improve the friction to test tube by the slot of setting
Power, fixed test tube, prevents test tube from falling.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure of the invention dorsal view；
Fig. 3 is structure of the invention vertical view；
Fig. 4 is a-quadrant schematic enlarged-scale view in Fig. 1 of the present invention；
Fig. 5 is support block structure sectional view of the present invention.
In figure：1 pedestal, 2 supporting blocks, 3 flexible threaded rods, 4 swivel bases, 5 swivel plates, 6 rotating handles, 7 test tubes are placed
Block, 8 test tube racks, 9 slots, 10 rubber antiskid blocks, 11 first test tube fixed blocks, 12 bearing blocks, 13 swivel bearings, 14 cards
Plate, 15 fixture blocks, 16 second test tube fixed blocks, 17 card slots, 18 fixed seat at bottom, 19 inserted blocks, 20 first colour tables, 21 link blocks, 22
Swingle, 23 fixing sleeves, 24 shaft seats, 25 clamping blocks, 26 spill spin blocks, 27 thread grooves, 28 screw thread rotation plates, 29 colour table boxes, 30
Placing groove, 31 second colour tables.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of experimental teaching rack for test tube, as shown in Figs. 1-5, including pedestal 1, the top of pedestal 1
Portion is fixedly connected with supporting block 2, and the top of supporting block 2 offers thread groove 27 compatible with the screw thread of flexible threaded rod 3, branch
The top movable of bracer 2 is connected with screw thread rotation plate 28 compatible with the screw thread of flexible threaded rod 3, passes through the flexible spiral shell of setting
Cooperation between rasp bar 3 and screw thread rotation plate 28 allows user that can adjust swivel base 4 by rotating screw thread rotation plate 28
Height make the position of test tube increase, allow student that can very easily see the reaction of test tube interior, the top of supporting block 2 is inserted
It is connected to flexible threaded rod 3, the top of flexible threaded rod 3 is fixedly connected with swivel base 4, the side of swivel base 4 and the company of fixation
It is connected to shaft seat 24, shaft seat 24 is connected with spill spin block 26 by shaft, and side of the spill spin block 26 far from shaft seat 24 is solid
Surely it is connected with clamping block 25, the top of swivel plate 5 offers multiple buckling grooves compatible with clamping block 25, swivel base 4
Top is overlapped with swivel plate 5, and the top of swivel plate 5 is fixedly connected with link block 21, and the bottom of link block 21 is fixedly connected with rotation
Bull stick 22, side of the swingle 22 far from link block 21 run through swivel plate 5 and extend to the outside of swivel base 4, swingle 22
Side far from link block 21 is socketed with fixing sleeve 23, by pushing rotating handles 6 so that swivel plate 5 is rotated so that set
It is standby that the student of both sides can be allowed to watch the reaction of test tube interior, allow student that can also be kept away with 360 observing without dead angle
Teacher is exempted to need to pick up the trouble that equipment allows student to be watched, something can have occurred due to not holding steadily when avoiding picking up
Therefore the side of swivel plate 5 is fixedly connected with rotating handles 6, the top of swivel plate 5 is fixedly connected with test tube and places block 7, and test tube is put
The material for setting block 7 is transparent glass, and the back side that test tube places block 7 is fixedly connected with fixed seat at bottom 18, and test tube places the back of the body of block 7
Face is fixedly connected with inserted block 19, and the both sides of inserted block 19 offer plugboard trough, and the top of inserted block 19 is plugged with the first colour table 20, and first
The bottom of colour table 20 is overlapped with fixed seat at bottom 18, allows student can be with extremely convenient to test tube by the first colour table 20 of setting
Internal reaction is checked, class efficacy is improved, and the front that test tube places block 7 is fixedly connected with test tube rack 8, and test tube is put
The top for setting frame 8 offers slot 9 compatible with test tube, and the surface of 9 inner wall of slot is fixedly connected with rubber antiskid block 10, leads to
The rubber antiskid block 10 of setting is crossed to improve the frictional force to test tube, fixed test tube prevents test tube from falling, and improves equipment and stablizes
Property, test tube place block 7 front be fixedly connected with the first test tube fixed block 11, the front of the first test tube fixed block 11 is fixedly connected
It there are two bearing block 12, is flexibly connected by swivel bearing 13 between two bearing blocks 12, the surface of swivel bearing 13, which is fixed, to be connected
It is connected to snap-gauge 14, side of the snap-gauge 14 far from swivel bearing 13 is fixedly connected with fixture block 15, and test tube places the fixed company in front of block 7
It is connected to the second test tube fixed block 16, the front of the second test tube fixed block 16 offers card slot 17 compatible with fixture block 15, pedestal 1
Top be fixedly connected with colored plate box 29,29 back side of colour table box offers placing groove 30, and the bottom of 30 inner wall of placing groove is overlapped with
Polylith the second colour table 31 identical with 20 size of the first colour table, stores the second colour table 31, allowing makes by the colour table box 29 of setting
User can directly be placed on from 30 inside the second colour table 31 of extraction of placing groove on the first colour table 20, convenient for users to carrying second
Colour table 31 simultaneously selects suitable second colour table 31 to be inserted on fixed seat at bottom 18, improves the sensory effects of student.
Operation principle：In use, being first inserted into test tube in the slot 9 at 8 top of test tube rack, rotating snap-gauge 14 later makes
It obtains fixture block 15 to be caught in the card slot 17 on the second test tube fixed block 16, the position of fixed test tube, later by the face with test tube interior
Color distinguishes apparent colour table and takes out and be inserted into the plugboard trough on inserted block 19 from the placing groove 30 at 29 back side of colour table box so that examination
The background at the pipe back side becomes, need displaying when, it is only necessary to rotate screw thread rotation plate 28 adjust flexible threaded rod 3 to
The height that top is stretched out improves the position of test tube, while clamping block 25 being taken out from 5 top of swivel plate and rotates 26 pine of spill spin block
The limitation between swivel base 4 and swivel plate 5 is opened, and rotates rotating handles 6 and allows what student can be multi-faceted to check.
In conclusion the experimental teaching rack for test tube, by between the flexible threaded rod 3 and screw thread rotation plate 28 of setting
Cooperation allows user the position of test tube can be made to increase to adjust the height of swivel base 4 by rotating screw thread rotation plate 28,
Allow student that can very easily see the reaction of test tube interior, and by pushing rotating handles 6 so that swivel plate 5 is rotated,
Allow equipment that the student of both sides is allowed to watch the reaction of test tube interior, allows student can be with 360 seeing without dead angle
It examines, also avoids teacher and need to pick up the trouble that equipment allows student to be watched, can be sent out due to not holding steadily when avoiding picking up
Some raw accidents.
Also, experimental teaching rack for test tube stores the second colour table 31 by the colour table box 29 of setting, allows user can be with
It is directly placed on the first colour table 20 from 30 inside the second colour table 31 of extraction of placing groove, convenient for users to carrying the second colour table 31 simultaneously
Select suitable second colour table 31 to be inserted on fixed seat at bottom 18, improve the sensory effects of student, and by the slot of setting 9 come
The frictional force to test tube is improved, fixed test tube prevents test tube from falling.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of experimental teaching rack for test tube, including pedestal（1）, it is characterised in that：The pedestal（1）Top be fixedly connected with
Supporting block（2）, the supporting block（2）Top be plugged with flexible threaded rod（3）, the flexible threaded rod（3）Top fix
It is connected with swivel base（4）, the swivel base（4）Top be overlapped with swivel plate（5）, the swivel plate（5）Side it is solid
Surely rotating handles are connected with（6）, the swivel plate（5）Top be fixedly connected with test tube place block（7）, the test tube placement block
（7）Front be fixedly connected with test tube rack（8）, the test tube rack（8）Top offer it is compatible with test tube
Slot（9）, the slot（9）The surface of inner wall is fixedly connected with rubber antiskid block（10）, the test tube placement block（7）Front
It is fixedly connected with the first test tube fixed block（11）, the first test tube fixed block（11）Front be fixedly connected there are two bearing block
（12）, two bearing blocks（12）Between pass through swivel bearing（13）Flexible connection, the swivel bearing（13）Surface fix connect
It is connected to snap-gauge（14）, the snap-gauge（14）Far from swivel bearing（13）Side be fixedly connected with fixture block（15）, the test tube puts
Set block（7）Front be fixedly connected with the second test tube fixed block（16）, the second test tube fixed block（16）Front offer
With fixture block（15）Compatible card slot（17）.
2. a kind of experimental teaching rack for test tube according to claim 1, it is characterised in that：The test tube places block（7）'s
Material is transparent glass, and the test tube places block（7）The back side be fixedly connected with fixed seat at bottom（18）, the test tube placement block
（7）The back side be fixedly connected with inserted block（19）, the inserted block（19）Both sides offer plugboard trough, the inserted block（19）Top
It is plugged with the first colour table（20）, first colour table（20）Bottom and fixed seat at bottom（18）Overlap joint.
3. a kind of experimental teaching rack for test tube according to claim 1, it is characterised in that：The swivel plate（5）Top
It is fixedly connected with link block（21）, the link block（21）Bottom be fixedly connected with swingle（22）, the swingle（22）
Far from link block（21）Side run through swivel plate（5）And extend to swivel base（4）Outside, the swingle（22）It is separate
Link block（21）Side be socketed with fixing sleeve（23）.
4. a kind of experimental teaching rack for test tube according to claim 1, it is characterised in that：The swivel base（4）One
Side and be fixedly connected with shaft seat（24）, the shaft seat（24）It is connected with spill spin block by shaft（26）, the rotation
Block（26）Far from shaft seat（24）Side be fixedly connected with clamping block（25）, the swivel plate（5）Top offer it is multiple
With clamping block（25）Compatible buckling groove.
5. a kind of experimental teaching rack for test tube according to claim 1, it is characterised in that：The supporting block（2）Top
It offers and flexible threaded rod（3）The compatible thread groove of screw thread（27）, the supporting block（2）Top movable be connected with
Flexible threaded rod（3）The compatible screw thread rotation plate of screw thread（28）.
6. a kind of experimental teaching rack for test tube according to claim 1, it is characterised in that：The pedestal（1）Top it is solid
Surely colored plate box is connected（29）, the colour table box（29）The back side offers placing groove（30）, the placing groove（30）The bottom of inner wall
Portion is overlapped with polylith and the first colour table（20）Identical second colour table of size（31）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810607310.8A CN108405028A (en) | 2018-06-13 | 2018-06-13 | A kind of experimental teaching rack for test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810607310.8A CN108405028A (en) | 2018-06-13 | 2018-06-13 | A kind of experimental teaching rack for test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108405028A true CN108405028A (en) | 2018-08-17 |
Family
ID=63141694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810607310.8A Pending CN108405028A (en) | 2018-06-13 | 2018-06-13 | A kind of experimental teaching rack for test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108405028A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077140A (en) * | 2020-01-07 | 2020-04-28 | 浙江拓创医疗科技有限公司 | Preparation method and filling device of enzymatic chemiluminescent substrate liquid |
| CN112302951A (en) * | 2020-11-02 | 2021-02-02 | 芜湖信友机械制造有限公司 | Portable self-suction sewage pump capable of being put into use quickly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948606A (en) * | 1973-01-26 | 1976-04-06 | Johnson Derrold D | Programmed test tube rack for manually performing medical diagnostic assays |
| CN205392555U (en) * | 2016-03-29 | 2016-07-27 | 张悦 | Chemistry test -tube rack |
| CN107715944A (en) * | 2017-11-27 | 2018-02-23 | 四川忆昔生物科技有限公司 | A kind of rotary rack for test tube of liftable |
-
2018
- 2018-06-13 CN CN201810607310.8A patent/CN108405028A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948606A (en) * | 1973-01-26 | 1976-04-06 | Johnson Derrold D | Programmed test tube rack for manually performing medical diagnostic assays |
| CN205392555U (en) * | 2016-03-29 | 2016-07-27 | 张悦 | Chemistry test -tube rack |
| CN107715944A (en) * | 2017-11-27 | 2018-02-23 | 四川忆昔生物科技有限公司 | A kind of rotary rack for test tube of liftable |
Non-Patent Citations (3)
| Title |
|---|
| 北京科海培训中心: "《新编电脑培训教程》", 30 June 2002, 北京科海电子出版社 * |
| 汪琦: "《铁矿含碳球团技术》", 31 January 2005, 冶金工业出版社 * |
| 赵振宁: "《汽车电气构造、原理与检修（下）汽车电气辅助设备》", 31 March 2015, 北京理工大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077140A (en) * | 2020-01-07 | 2020-04-28 | 浙江拓创医疗科技有限公司 | Preparation method and filling device of enzymatic chemiluminescent substrate liquid |
| CN112302951A (en) * | 2020-11-02 | 2021-02-02 | 芜湖信友机械制造有限公司 | Portable self-suction sewage pump capable of being put into use quickly |
| CN112302951B (en) * | 2020-11-02 | 2022-07-01 | 芜湖信友机械制造有限公司 | Portable self-suction sewage pump capable of being put into use quickly |
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Application publication date: 20180817 |