CN209691161U - A kind of visual test glass for teaching demonstration - Google Patents
A kind of visual test glass for teaching demonstration Download PDFInfo
- Publication number
- CN209691161U CN209691161U CN201920206487.7U CN201920206487U CN209691161U CN 209691161 U CN209691161 U CN 209691161U CN 201920206487 U CN201920206487 U CN 201920206487U CN 209691161 U CN209691161 U CN 209691161U
- Authority
- CN
- China
- Prior art keywords
- glass
- hoop
- sample frame
- cup body
- teaching demonstration
- 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
Links
- 239000011521 glass Substances 0.000 title claims abstract description 75
- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 230000000007 visual effect Effects 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 9
- 238000002474 experimental method Methods 0.000 abstract description 8
- 238000002791 soaking Methods 0.000 abstract description 5
- 238000011017 operating method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to teaching experiment equipment technical field, and in particular to a kind of visual test glass for teaching demonstration, including columned glass cup body and sample frame, sample frame include hoop and the connecting rod that is connected on hoop；The connecting rod quantity being arranged on hoop is no less than three, and all connecting rods are evenly arranged on the outer circle wall of hoop, and hoop and connecting rod are provided with dog hole；The supporting table for being used to support sample frame is provided in glass body on side wall.The operating procedure of media-resistant experiment can be demonstrated using the test glass, the variation of specimen surface, size etc. in instruction of papil routine observation soaking process improves teaching efficiency；Vertical hanging sample in test process, medium-tight is good, improves the accuracy of test result；The apparatus structure is simple, easy to operate, has visuality.
Description
Technical field
The utility model belongs to teaching experiment equipment technical field, and in particular to a kind of visual test for teaching demonstration
Cup.
Background technique
Certain rubber products in use, are often in contact with medium, and medium can cause rubber accessory expansion or rotten
Erosion, makes its surface, quality, volume and size etc. change, so as to cause the decline of its physical mechanical property；Media-resistant test
It is exactly to immerse sample in medium, passes through certain time at an established temperature, measure its performance change for impregnating front and back, comes anti-
The superiority and inferiority of its medium-resistance is reflected, provides foundation for formula design and select material.
The container that rubber industry, enterprise and related universities and colleges do not standardize at present carries out media-resistant test, usually will examination
Sample is put into the basin, bucket or steel vessel for installing medium and is tested, and is unfavorable for observing sample in teaching link lecture experiment and existing
The variation on surface, size in soaking process etc., teaching efficiency are undesirable；There is also samples in experimentation can not vertical hanging
In the medium, it influences to impregnate effect, container is without sealing device, the drawbacks such as safety is bad.
Summary of the invention
Place, the utility model provide a kind of visual examination for teaching demonstration in order to overcome the above-mentioned deficiencies of the prior art
Test cup.The operating procedure of media-resistant experiment, sample table in instruction of papil routine observation soaking process can be demonstrated using the test glass
The variation of face, size etc. improves teaching efficiency；Vertical hanging sample in test process, medium-tight is good, improves test knot
The accuracy of fruit；The apparatus structure is simple, easy to operate, has visuality.
The utility model is achieved by the following technical solution: a kind of visual test glass for teaching demonstration, including
Columned glass cup body and sample frame, sample frame include hoop and the connecting rod that is connected on hoop；The connecting rod being arranged on hoop
Quantity is no less than three, and all connecting rods are evenly arranged on the outer circle wall of hoop, and hoop and connecting rod are provided with dog hole；Glass
The supporting table for being used to support sample frame is provided on internal side wall.
Further, the inner sidewall of the glass cup body be equipped with it is several by glass cup body open end towards glass cup body cup
The blind slot that bottom extends, all blind slots in glass body on side wall constitute supporting table, and the connecting rod of sample frame is overlapped in supporting table.
Further, the inner sidewall of the glass cup body is equipped with the annular shaft shoulder, and annular shaft shoulder composition is used to support examination
The supporting table of sample rack.
Further, lantern ring is additionally provided on the sample frame, hoop is connected far from one end of hoop with lantern ring, lantern ring
It installs and cooperates with supporting table.
Further, all dog holes being arranged on sample frame are equipped with corresponding label.
It further, further include cup lid, cup lid is threadedly coupled with cup body.
Further, the cup lid includes circular glass piece and circular card cylinder, and circular glass piece is embedded in circular card cylinder
The side of interior separate glass cup body.
Further, the outer circle wall of circular card cylinder is equipped with decorative pattern.
Further, glass handle is additionally provided on the glass cup body.
The beneficial effects of the utility model are: can demonstrate the operating procedure of media-resistant experiment using the test glass, guidance is learned
The variation of specimen surface, size etc., improves teaching efficiency in raw routine observation soaking process；Vertical hanging tries in test process
Sample, medium-tight is good, improves the accuracy of test result；The apparatus structure is simple, easy to operate, has visuality.
Detailed description of the invention
Fig. 1 is the utility model first embodiment glass cup body structural schematic diagram；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the sample frame structural schematic diagram of glass mates in the utility model and first embodiment；
Fig. 4 is glass cup body and sample frame usage state diagram in the utility model first embodiment；
Fig. 5 is the utility model second embodiment glass cup body structural schematic diagram；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is the sample frame structural schematic diagram of glass mates in the utility model and second embodiment；
Fig. 8 is glass cup body and sample frame usage state diagram in the utility model second embodiment；
Fig. 9 is the utility model cup lid structure schematic diagram；
Figure 10 is the structural schematic diagram for the glass cup body that the utility model is matched with cup lid in Fig. 9；
Figure 11 is the structural schematic diagram of the utility model modified cup lid；
In figure, 1, glass cup body, 1-1, blind slot, 1-2, the annular shaft shoulder, 1-3, external screw thread, 2, cup lid, 2-1, decorative pattern, 2-2,
Internal screw thread, 3, sample frame, 3-1, hoop, 3-2, connecting rod, 3-3, dog hole, 3-4, lantern ring, 4, glass handle.
Specific embodiment
Below according to drawings and examples, the present invention will be further described.
As shown in Figures 1 to 8, a kind of visual test glass for teaching demonstration, including columned glass cup body 1 and examination
Sample rack 3, sample frame 3 include hoop 3-1 and the connecting rod 3-2 being connected on hoop 3-1；The connecting rod 3-2 quantity being arranged on hoop 3-1
No less than three, and all connecting rod 3-2 are evenly arranged on the outer circle wall of hoop 3-1, hoop 3-1 and connecting rod 3-2 are provided with hook
Hole 3-3；The supporting table for being used to support sample frame 3 is provided on 1 inner sidewall of glass cup body.
First embodiment:
As shown in Figures 1 to 4, set on the inner sidewall of the glass cup body 1 there are four by 1 open end of glass cup body towards glass
The blind slot 1-1 that 1 bottom of a cup of glass cup body extends, blind slot 1-1 described in four on 1 inner sidewall of glass cup body constitute supporting table, sample
Also four connecting rod 3-2 are evenly provided on frame 3, the connecting rod 3-2 of each sample frame 3 is one corresponding on glass cup body 1
Blind slot 1-1 matches, and connecting rod 3-2 is overlapped on blind slot 1-1 so that sample frame 3 is vacantly placed in glass cup body 1.When test,
Medium is filled in the glass cup body 1 of 3 lower section of sample frame, sample is hung on the dog hole 3-3 of sample frame 3 by hook.Wherein blind slot
1-1 preferably uses rectangular groove structure.
Second embodiment:
As shown in Fig. 5 to Fig. 8, the inner sidewall of the glass cup body 1 is equipped with annular shaft shoulder 1-2, annular shaft shoulder 1-2 structure
At the supporting table for being used to support sample frame 3.Be additionally provided with lantern ring 3-4 on the sample frame 3, hoop 3-1 far from hoop 3-1 one
End is connected with lantern ring 3-4, and lantern ring 3-4 and annular shaft shoulder 1-2 installation cooperate.It, can also for the supporting table in second embodiment
With the sample frame 3 for installing structure shown in first embodiment.
Further, all dog hole 3-3 being arranged on the sample frame 3 in first embodiment and second embodiment are equipped with phase
The label answered.Label can be what engraving got on, with this for distinguishing the sample hung on different dog hole 3-3, convenient for more accurate
Compare test.
Further, as shown in Figure 9 and Figure 10, the glass cup body 1 in first embodiment and second embodiment further include with
Matched cup lid 2,2 internal circumference of cup lid is equipped with internal screw thread 2-2, and the open end outer circumference of cup body 1 is equipped with external screw thread
1-3, cup lid 2 are threadedly coupled with cup body 1.It adds after cup lid 2 and sealing function is played to cup body 1, medium institute when avoiding hot test
Generate steam leaks, influence operational safety
Further, specifically for the ease of the sample situation of change in observation glass cup body 1, the packet of the cup lid 2
Circular glass piece and circular card cylinder are included, circular glass piece is in circular card cylinder far from the side of glass cup body 1.
Further, as shown in figure 11, for the ease of turning cup lid 2, flower is equipped in the outer circle wall of 2 circular card cylinder of cup lid
The concaveconvex structure of line 2-1,2 outside of cup lid increase the frictional force between hand and cup lid 2, turn cup lid 2 convenient for operator.
Further, as shown in Figure 10, handle 4 is additionally provided in 1 outer circumference of cup body, handle 4 is convenient for test people
Member carries out taking and placing to test glass, facilitates the operation of test.
Glass cup body 1, sample frame 3, cup lid 2 and handle 4 in the utility model preferably use organic glass.
Lecture experiment: in use, sample frame is placed in glass body in the supporting table of side wall first, with hook one end
Sample is hooked, the other end is hung in the dog hole of sample frame, records specimen coding, and the length of hook makes sample lower end apart from cup body bottom
Medium, is then slowly injected into cup body by portion at least 10mm, it is ensured that medium liquid level is higher by sample at least 10mm, screws cup lid, leaching
Steep sample；
Experimental observation: by the variation of wall of cup routine observation specimen surface, size etc., understand medium and the corrosion of sample is made
With, while the variation of medium color is observed, understand the case where extracting soluble matter out；
Performance test: after sample soaking time reaches, test glass is taken out, cup lid is unscrewed, takes out sample one by one, be careful not to
Number is mixed up, by the variation of regulation test sample quality, volume and size；
Post-processing: experiment finishes, and holds the handle of test glass, and test(ing) medium is poured out, and clears up cup body inside and outside wall, dries
Afterwards, cup lid is covered, storage is stand-by.
Using the device can teaching link demonstrate media-resistant test operating process, observation specimen surface, size and
The variation of medium color etc. improves teaching efficiency；Sample frame can guarantee that sample vertically impregnates, and mark is clear, and test specification is good,
Ensure the accuracy of test result；Apparatus structure is simple, easy to operate, convenient for observation.
Claims (9)
1. a kind of visual test glass for teaching demonstration, it is characterised in that: including columned glass cup body (1) and sample frame
(3), sample frame (3) includes hoop (3-1) and the connecting rod (3-2) being connected on hoop (3-1)；The company being arranged on hoop (3-1)
Bar (3-2) quantity is no less than three, and all connecting rods (3-2) are evenly arranged on the outer circle wall of hoop (3-1), hoop (3-1) and
Connecting rod (3-2) is provided with dog hole (3-3)；The support for being used to support sample frame (3) is provided on glass cup body (1) inner sidewall
Platform.
2. a kind of visual test glass for teaching demonstration according to claim 1, it is characterised in that: the glass
The inner sidewall of body (1) is equipped with several blind slots (1-1) extended by glass cup body (1) open end towards glass cup body (1) bottom of a cup, glass
All blind slots (1-1) on glass cup body (1) inner sidewall constitute supporting table, and the connecting rod (3-2) of sample frame (3) is overlapped on supporting table
On.
3. a kind of visual test glass for teaching demonstration according to claim 1, it is characterised in that: the glass
The inner sidewall of body (1) is equipped with the annular shaft shoulder (1-2), and the annular shaft shoulder (1-2) constitutes the supporting table for being used to support sample frame (3).
4. a kind of visual test glass for teaching demonstration according to claim 3, it is characterised in that: the sample frame
(3) it is additionally provided on lantern ring (3-4), hoop (3-1) is connected far from the one end of hoop (3-1) with lantern ring (3-4), lantern ring (3-4)
It installs and cooperates with supporting table.
5. a kind of visual test glass for teaching demonstration described in any one according to claim 1~4, it is characterised in that:
All dog holes (3-3) being arranged on sample frame (3) are equipped with corresponding label.
6. a kind of visual test glass for teaching demonstration according to claim 1, it is characterised in that: further include cup lid
(2), cup lid (2) is threadedly coupled with cup body (1).
7. a kind of visual test glass for teaching demonstration according to claim 6, it is characterised in that: the cup lid
(2) include circular glass piece and circular card cylinder, circular glass piece is in the circular card cylinder far from the side of glass cup body (1).
8. a kind of visual test glass for teaching demonstration according to claim 7, it is characterised in that: outside circular card cylinder
Circumferential wall is equipped with decorative pattern (2-1).
9. a kind of visual test glass for teaching demonstration according to claim 1, it is characterised in that: the glass
Glass handle (4) are additionally provided on body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920206487.7U CN209691161U (en) | 2019-02-18 | 2019-02-18 | A kind of visual test glass for teaching demonstration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920206487.7U CN209691161U (en) | 2019-02-18 | 2019-02-18 | A kind of visual test glass for teaching demonstration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209691161U true CN209691161U (en) | 2019-11-26 |
Family
ID=68601953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920206487.7U Expired - Fee Related CN209691161U (en) | 2019-02-18 | 2019-02-18 | A kind of visual test glass for teaching demonstration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209691161U (en) |
-
2019
- 2019-02-18 CN CN201920206487.7U patent/CN209691161U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |