CN205684083U - A kind of chemistry teaching test tube rack - Google Patents
A kind of chemistry teaching test tube rack Download PDFInfo
- Publication number
- CN205684083U CN205684083U CN201620601850.1U CN201620601850U CN205684083U CN 205684083 U CN205684083 U CN 205684083U CN 201620601850 U CN201620601850 U CN 201620601850U CN 205684083 U CN205684083 U CN 205684083U
- Authority
- CN
- China
- Prior art keywords
- plate
- fixing bar
- base plate
- test tube
- upper plate
- 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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- Devices For Use In Laboratory Experiments (AREA)
Abstract
nullThe utility model discloses a kind of chemistry teaching test tube rack，Including base plate、Middle plate、Upper plate and fixing bar，Described base plate top is provided with four groups of internal thread holes，And it is symmetrical in corner about base plate center，Described base plate upper left-hand is provided with big matrix pad，Described base plate bottom is provided with sucker，Described fixing bar is up-thin-low-thick structure，Described fixing bar top is provided with the first back-up ring，It is provided with the second back-up ring in the middle part of described fixing bar，Described bottom of fixed is provided with external screw thread，Described fixing bar is connected with base thread，Described upper plate is provided with four groups of fixing holes，And it is symmetrical in corner about upper plate center，Big manhole it is provided with on the left of described upper plate，Small circular through hole it is provided with on the right side of described upper plate，Described middle plate also is provided with four groups of fixing holes，And it is symmetrical in corner about Zhong Ban center，It is provided with big manhole on the left of described middle plate，Described middle plate right upper portion is provided with little matrix pad.Therefore, this utility model simple in construction, reasonable in design, there is social utility and be worth.
Description
Technical field
This utility model belongs to chemistry teaching apparatus technical field, is specifically related to a kind of chemistry teaching test tube rack.
Background technology
Test tube rack is equipment conventional in chemical experiment, is used to put the utensil of test tube.The test tube rack of integral structure
There is durable feature, but volume is deposited more greatly and taken up room, it has not been convenient to carry, and be easily damaged when carrying.
Utility model content
The purpose of this utility model is to provide a kind of chemistry teaching test tube rack, to solve to propose in above-mentioned background technology
Problem.
For achieving the above object, this utility model following technical scheme of offer: a kind of chemistry teaching test tube rack, the end of including
Plate, middle plate, upper plate and fixing bar, described base plate top is provided with four groups of internal thread holes, and divides in corner symmetry about base plate center
Cloth, described base plate upper left-hand is provided with big matrix pad, and described base plate bottom is provided with sucker, and described fixing bar is up-thin-low-thick knot
Structure, described fixing bar top is provided with the first back-up ring, is provided with the second back-up ring, outside described bottom of fixed is provided with in the middle part of described fixing bar
Screw thread, described fixing bar is connected with base thread, and described upper plate is provided with four groups of fixing holes, and symmetrical in corner about upper plate center
Distribution, is provided with big manhole, is provided with small circular through hole on the right side of described upper plate on the left of described upper plate, described middle plate also is provided with four groups
Fixing hole, and symmetrical in corner about Zhong Ban center, is provided with big manhole on the left of described middle plate, on the right side of described middle plate on
Portion is provided with little matrix pad.
Preferably, on described middle plate, the diameter of fixing hole is more than the diameter at least 5 millimeters of the first back-up ring.
Preferably, the described thin bar of fixing bar and the junction of thick bar are provided with as frustum cone structure.
Technique effect of the present utility model and advantage: this chemistry teaching test tube rack, upper plate, middle plate, base plate and fixing bar
It is combined into a test tube rack entirety, threaded fixing bar, draws a circle to approve position upper plate and middle plate by the first back-up ring and second gear；Upper plate
The big manhole that is provided with on the left of left side and middle plate, is used for placing large-scale test tube, the big matrix pad being provided with on the left of base plate for
Protection test tube；The small circular through hole being provided with on the right side of upper plate is for placing small test tubes, and the little matrix pad being provided with on the right side of middle plate is used
Protect small test tubes；The sucker being provided with bottom base plate, it is possible to make test tube rack will not touched drop in use；This chemistry is taught
Test tube, is used by the assembling of upper plate, middle part, base plate and fixing bar, makes the dismounting function that test tube has, facilitate and take
Band, and be hardly damaged at carrier；Therefore, this utility model simple in construction, reasonable in design, there is social utility and be worth.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is upper plate structural representation of the present utility model；
Fig. 3 is middle plate structure schematic diagram of the present utility model；
Fig. 4 is lower plate structure schematic diagram of the present utility model.
In figure: 1 base plate, 2 suckers, 3 fix bar, 31 external screw threads, 4 second back-up rings, plate in 5,6 upper plates, 7 first back-up rings, 8 solid
Determine hole, 9 small circular through holes, 10 big manholes, 11 big matrix pads, 12 internal thread holes, 13 little matrix pads.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
This utility model provides a kind of chemistry teaching test tube rack as shown in Fig. 1-4, including base plate 1, middle plate 5, on
Plate 6 and fixing bar 3, described base plate 1 top is provided with four groups of internal thread holes 12, and symmetrical in corner about base plate 1 heart, described
Base plate 1 upper left-hand is provided with big matrix pad 11, and described base plate 1 bottom is provided with sucker 2, and described fixing bar 3 is up-thin-low-thick knot
Structure, the described fixing thin bar of bar 3 and the junction of thick bar are set to frustum cone structure, and described fixing bar 3 top is provided with the first back-up ring 7,
It is provided with the second back-up ring 4 in the middle part of described fixing bar 3, bottom described fixing bar 3, is provided with external screw thread 31, described fixing bar 3 and base plate 1 spiral shell
Stricture of vagina connects, and described upper plate 6 is provided with four groups of fixing holes 8, and symmetrical in corner about upper plate 6 center, sets on the left of described upper plate 6
Having big manhole 10, be provided with small circular through hole 9 on the right side of described upper plate 6, described middle plate 5 also is provided with four groups of fixing holes 8, and about
Middle plate 5 center is symmetrical in corner, and on described middle plate 5, the diameter of fixing hole 8 is more than the diameter at least 5 millimeters of the first back-up ring 7,
Being provided with big manhole 10 on the left of described middle plate 5, described middle plate 5 right upper portion is provided with little matrix pad 13.
This chemistry teaching test tube rack, base plate 1 is provided with internal thread hole 12, is provided with external screw thread 31, facilitates group bottom fixing bar 3
Dress；The first back-up ring 7 and the second back-up ring 4 that fixing bar 3 is provided with, plate 5 and upper plate 6 in being used for positioning, make upper plate 6, middle plate 5, the end
Plate 1 and fixing bar 3 are combined into a test tube rack entirety, are provided with big manhole 10 on the left of upper plate 6, also are provided with big on the left of middle plate 5
Manhole 10, and the big manhole 10 of upper plate 6 and middle plate 5 is correspondingly arranged, and is provided with big matrix pad 11, greatly on the left of base plate 1
The test tube of type can be placed on the left side of test tube rack, the big matrix pad 11 of base plate 1, it is also possible to when user is not put down gently
Time is effectively protected test tube；It is provided with small circular through hole 9 on the right side of upper plate 6, is provided with little matrix pad 13 on the right side of middle plate 5, in laboratory
Small test tubes can be placed on the right side of test tube rack；This chemistry teaching test tube, by upper plate 6, middle plate 5, base plate 1 and fixing
The assembling of bar 3 uses, and makes the dismounting function that test tube rack has, facilitates and carry, and be hardly damaged at carrier, base plate 1 end
The sucker 2 that portion is provided with, it is possible to make test tube rack will not touched drop in use.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this
Utility model, although being described in detail this utility model with reference to previous embodiment, for those skilled in the art
For, the technical scheme described in foregoing embodiments still can be modified by it, or to wherein portion of techniques feature
Carry out equivalent, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (3)
1. a chemistry teaching test tube rack, including base plate (1), middle plate (5), upper plate (6) and fixing bar (3), it is characterised in that:
Described base plate (1) top is provided with four groups of internal thread holes (12), and symmetrical in corner about base plate (1) center, described base plate
(1) upper left-hand is provided with big matrix pad (11), and described base plate (1) bottom is provided with sucker (2), described fixing bar (3) be upper carefully
Lower coarse-texture, described fixing bar (3) top is provided with the first back-up ring (7), and described fixing bar (3) middle part is provided with the second back-up ring (4), institute
Stating fixing bar (3) bottom and be provided with external screw thread (31), described fixing bar (3) threadeds with base plate (1), and described upper plate (6) is provided with
Four groups of fixing holes (8), and symmetrical in corner about upper plate (6) center, described upper plate (6) left side is provided with big manhole
(10), described upper plate (6) right side is provided with small circular through hole (9), and described middle plate (5) also is provided with four groups of fixing holes (8), and about in
Plate (5) center is symmetrical in corner, and described middle plate (5) left side is provided with big manhole (10), described middle plate (5) right upper portion
It is provided with little matrix pad (13).
A kind of chemistry teaching test tube rack the most according to claim 1, it is characterised in that: the upper fixing hole of described middle plate (5)
(8) diameter is more than the diameter at least 5 millimeters of the first back-up ring (7).
A kind of chemistry teaching test tube rack the most according to claim 1, it is characterised in that: the thin bar of described fixing bar (3)
It is set to frustum cone structure with the junction of thick bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620601850.1U CN205684083U (en) | 2016-06-20 | 2016-06-20 | A kind of chemistry teaching test tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620601850.1U CN205684083U (en) | 2016-06-20 | 2016-06-20 | A kind of chemistry teaching test tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205684083U true CN205684083U (en) | 2016-11-16 |
Family
ID=57415055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620601850.1U Expired - Fee Related CN205684083U (en) | 2016-06-20 | 2016-06-20 | A kind of chemistry teaching test tube rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205684083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620154A (en) * | 2018-06-28 | 2018-10-09 | 许昌市建安区椹涧乡第二初级中学 | A kind of chemistry teaching Multifunctional test tube rack |
-
2016
- 2016-06-20 CN CN201620601850.1U patent/CN205684083U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620154A (en) * | 2018-06-28 | 2018-10-09 | 许昌市建安区椹涧乡第二初级中学 | A kind of chemistry teaching Multifunctional test tube rack |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20170620 |